[INFO] fetching crate custos 0.7.0... [INFO] testing custos-0.7.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] extracting crate custos 0.7.0 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate custos 0.7.0 [INFO] removed 0 missing examples [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate custos 0.7.0 [INFO] tweaked toml for crates.io crate custos 0.7.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate custos 0.7.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate custos 0.7.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a580bb9ae1753311c7551bf06249b2e1052585afde73bbe7849a1550153371b9 [INFO] running `Command { std: "docker" "start" "-a" "a580bb9ae1753311c7551bf06249b2e1052585afde73bbe7849a1550153371b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a580bb9ae1753311c7551bf06249b2e1052585afde73bbe7849a1550153371b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a580bb9ae1753311c7551bf06249b2e1052585afde73bbe7849a1550153371b9", kill_on_drop: false }` [INFO] [stdout] a580bb9ae1753311c7551bf06249b2e1052585afde73bbe7849a1550153371b9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b929f4efd8c5d4659f649bb6c660bc238bd5d06184b50b51350e267dbec670ee [INFO] running `Command { std: "docker" "start" "-a" "b929f4efd8c5d4659f649bb6c660bc238bd5d06184b50b51350e267dbec670ee", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.56 [INFO] [stderr] Compiling unicode-ident v1.0.6 [INFO] [stderr] Compiling min-cl v0.2.0 [INFO] [stderr] Compiling custos v0.7.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.56/src/lib.rs:92:30 [INFO] [stdout] | [INFO] [stdout] 92 | feature(proc_macro_span, proc_macro_span_shrink) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: failed to run custom build command for `custos v0.7.0 (/opt/rustwide/workdir)` [INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation. [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/custos-fb78cb7fe6e4b057/build-script-build` (exit status: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:rerun-if-env-changed=CUSTOS_CL_DEVICE_IDX [INFO] [stderr] cargo:rerun-if-env-changed=CUSTOS_CU_DEVICE_IDX [INFO] [stderr] cargo:rerun-if-env-changed=CUSTOS_USE_UNIFIED [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] [INFO] [stderr] thread 'main' (108) panicked at build.rs:50:29: [INFO] [stderr] Could not get an OpenCL device (at index 0). Set `CUSTOS_CL_DEVICE_IDX` to a valid device index. [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x61cddf8cda62 - std::backtrace_rs::backtrace::libunwind::trace::h589a96ef7638b383 [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x61cddf8cda62 - std::backtrace_rs::backtrace::trace_unsynchronized::h23a30a7548c40de4 [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x61cddf8cda62 - std::sys::backtrace::_print_fmt::h87dabd6535c8c07a [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x61cddf8cda62 - ::fmt::hffd20ad4e5eca8ab [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x61cddf8dc76f - core::fmt::rt::Argument::fmt::h75c83e3fd5ce2419 [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/fmt/rt.rs:173:76 [INFO] [stderr] 5: 0x61cddf8dc76f - core::fmt::write::h6d9d3a7cfd7b84f5 [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/fmt/mod.rs:1468:25 [INFO] [stderr] 6: 0x61cddf8ab853 - std::io::default_write_fmt::ha7130bf70117e1da [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x61cddf8ab853 - std::io::Write::write_fmt::h22459ad26fe60c51 [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/io/mod.rs:1954:13 [INFO] [stderr] 8: 0x61cddf8b0c72 - std::sys::backtrace::BacktraceLock::print::hb28797143397220e [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 9: 0x61cddf8b25ac - std::panicking::default_hook::{{closure}}::h7555113b62983743 [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:301:27 [INFO] [stderr] 10: 0x61cddf8b2406 - std::panicking::default_hook::h2714b564abe8d914 [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:328:9 [INFO] [stderr] 11: 0x61cddf8b2b85 - std::panicking::panic_with_hook::h190dc82263685ec5 [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:834:13 [INFO] [stderr] 12: 0x61cddf8b2a1a - std::panicking::panic_handler::{{closure}}::h8b036a1b366643ac [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:707:13 [INFO] [stderr] 13: 0x61cddf8b0da9 - std::sys::backtrace::__rust_end_short_backtrace::h45affcfc0c830da8 [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/sys/backtrace.rs:174:18 [INFO] [stderr] 14: 0x61cddf8a022d - __rustc[9b67c8562bba447b]::rust_begin_unwind [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:698:5 [INFO] [stderr] 15: 0x61cddf8df8c0 - core::panicking::panic_fmt::hc084f85b1e76c16d [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/panicking.rs:75:14 [INFO] [stderr] 16: 0x61cddf899172 - build_script_build::has_device_unified_mem::{{closure}}::h83fa996c37fee585 [INFO] [stderr] 17: 0x61cddf89a1da - core::result::Result::unwrap_or_else::h3015985593ba1b38 [INFO] [stderr] 18: 0x61cddf89906a - build_script_build::has_device_unified_mem::hdcb49fa4d31bd5cc [INFO] [stderr] 19: 0x61cddf8991f4 - build_script_build::main::h7c9e354f4dcfce03 [INFO] [stderr] 20: 0x61cddf899943 - core::ops::function::FnOnce::call_once::h5f1d66e53d22b7f5 [INFO] [stderr] 21: 0x61cddf899316 - std::sys::backtrace::__rust_begin_short_backtrace::h995a2376ac570e52 [INFO] [stderr] 22: 0x61cddf899279 - std::rt::lang_start::{{closure}}::ha298659fa358b5bc [INFO] [stderr] 23: 0x61cddf8acc60 - core::ops::function::impls:: for &F>::call_once::hcc75fa61d21ecbe5 [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/ops/function.rs:290:21 [INFO] [stderr] 24: 0x61cddf8acc60 - std::panicking::catch_unwind::do_call::h38c051a071ca3bc0 [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:590:40 [INFO] [stderr] 25: 0x61cddf8acc60 - std::panicking::catch_unwind::hede2a2f6f4519f78 [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:553:19 [INFO] [stderr] 26: 0x61cddf8acc60 - std::panic::catch_unwind::h94765a19f52c0a43 [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panic.rs:359:14 [INFO] [stderr] 27: 0x61cddf8acc60 - std::rt::lang_start_internal::{{closure}}::hb89c21d557706591 [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/rt.rs:175:24 [INFO] [stderr] 28: 0x61cddf8acc60 - std::panicking::catch_unwind::do_call::h50685f05733aeeef [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:590:40 [INFO] [stderr] 29: 0x61cddf8acc60 - std::panicking::catch_unwind::hf9ba9716b02e6738 [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:553:19 [INFO] [stderr] 30: 0x61cddf8acc60 - std::panic::catch_unwind::h29770e281302b24d [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panic.rs:359:14 [INFO] [stderr] 31: 0x61cddf8acc60 - std::rt::lang_start_internal::hd5573b1f5f705a2a [INFO] [stderr] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/rt.rs:171:5 [INFO] [stderr] 32: 0x61cddf899261 - std::rt::lang_start::h59e0cd9c4b353d73 [INFO] [stderr] 33: 0x61cddf89a7c5 - main [INFO] [stderr] 34: 0x7dad69ce31ca - [INFO] [stderr] 35: 0x7dad69ce328b - __libc_start_main [INFO] [stderr] 36: 0x61cddf898b65 - _start [INFO] [stderr] 37: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] For more information about this error, try `rustc --explain E0635`. [INFO] [stdout] [INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "b929f4efd8c5d4659f649bb6c660bc238bd5d06184b50b51350e267dbec670ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b929f4efd8c5d4659f649bb6c660bc238bd5d06184b50b51350e267dbec670ee", kill_on_drop: false }` [INFO] [stdout] b929f4efd8c5d4659f649bb6c660bc238bd5d06184b50b51350e267dbec670ee