Hello world
Just to fast things up for who may got this error.
[INFO ] Performing some trivial sanity checks
[INFO ] Build started 20220216.160201
[INFO ] Building environment variables
[INFO ] =================================================================
[INFO ] Retrieving needed toolchain components' tarballs
[ERROR]
[ERROR] >>
[ERROR] >> Build failed in step 'Retrieving needed toolchain components' tarballs'
[ERROR] >> called in step '(top-level)'
[ERROR] >>
[ERROR] >> Error happened in: do_isl_get[scripts/build/companion_libs/121-isl.sh@741]
[ERROR] >> called from: do_companion_libs_get[scripts/build/companion_libs.sh@15]
[ERROR] >> called from: main[scripts/crosstool-NG.sh@591]
[ERROR] >>
[ERROR] >> For more info on this error, look at the file: 'build.log'
[ERROR] >> There is a list of known issues, some with workarounds, in:
[ERROR] >> '/opt/crosstool-ng/share/doc/crosstool-ng/crosstool-ng-1.22.0/B - Known issues.txt'
[ERROR]
[ERROR] (elapsed: 2:52.77)
[02:53] / /opt/crosstool-ng/bin/ct-ng:152: recipe for target 'build' failed
gmake[1]: *** [build] Error 1
gmake[1]: Leaving directory '/home/zuble/Documents/PYNQ-2.4/sdbuild/build/gcc-mb'
/home/zuble/Documents/PYNQ-2.4/sdbuild/packages/gcc-mb/Makefile:22: recipe for target '/home/zuble/Documents/PYNQ-2.4/sdbuild/build/gcc-mb/arm/microblazeel-xilinx-elf/bin/mb-gcc' failed
make: *** [/home/zuble/Documents/PYNQ-2.4/sdbuild/build/gcc-mb/arm/microblazeel-xilinx-elf/bin/mb-gcc] Error 2
Solved it by downloading isl-0.14.tar.xz from here http://mirror.sobukus.de/files/src/isl/ and placing it under PYNQ-2.4/sdbuild/build/gcc-mb/.build.
Got the info here Error During Creation of PYNQ SD Related to gcc-mb build
Hope this helps