[INFO] fetching crate rmp-serialize 0.8.1... [INFO] crate rmp-serialize 0.8.1 is already in cache [INFO] crate rmp-serialize 0.8.1 is already in cache [INFO] crate rmp-serialize 0.8.1 is already in cache [INFO] crate rmp-serialize 0.8.1 is already in cache [INFO] crate rmp-serialize 0.8.1 is already in cache [INFO] crate rmp-serialize 0.8.1 is already in cache [INFO] crate rmp-serialize 0.8.1 is already in cache [INFO] crate rmp-serialize 0.8.1 is already in cache [INFO] crate rmp-serialize 0.8.1 is already in cache [INFO] crate rmp-serialize 0.8.1 is already in cache [INFO] crate rmp-serialize 0.8.1 is already in cache [INFO] crate rmp-serialize 0.8.1 is already in cache [INFO] crate rmp-serialize 0.8.1 is already in cache [INFO] crate rmp-serialize 0.8.1 is already in cache [INFO] checking rmp-serialize-0.8.1 against try#ff47dd48ed0d02534055e0033cf766ce528f8ebc for pr-99447 [INFO] extracting crate rmp-serialize 0.8.1 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate rmp-serialize 0.8.1 on toolchain ff47dd48ed0d02534055e0033cf766ce528f8ebc [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff47dd48ed0d02534055e0033cf766ce528f8ebc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rmp-serialize 0.8.1 [INFO] finished tweaking crates.io crate rmp-serialize 0.8.1 [INFO] tweaked toml for crates.io crate rmp-serialize 0.8.1 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff47dd48ed0d02534055e0033cf766ce528f8ebc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff47dd48ed0d02534055e0033cf766ce528f8ebc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+ff47dd48ed0d02534055e0033cf766ce528f8ebc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 78b56840656c97e647b036bd4753eab60dd772905e980486911c3994c501de33 [INFO] running `Command { std: "docker" "start" "-a" "78b56840656c97e647b036bd4753eab60dd772905e980486911c3994c501de33", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "78b56840656c97e647b036bd4753eab60dd772905e980486911c3994c501de33", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "78b56840656c97e647b036bd4753eab60dd772905e980486911c3994c501de33", kill_on_drop: false }` [INFO] [stdout] 78b56840656c97e647b036bd4753eab60dd772905e980486911c3994c501de33 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+ff47dd48ed0d02534055e0033cf766ce528f8ebc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0bd7364e3d8bc6dbcf7904f958e9d01b1224b7efaafd541055bcdaf033336e0c [INFO] running `Command { std: "docker" "start" "-a" "0bd7364e3d8bc6dbcf7904f958e9d01b1224b7efaafd541055bcdaf033336e0c", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling paste v1.0.8 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] error: failed to run custom build command for `num-traits v0.2.15` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/num-traits-67b0ccfc4cfa8716/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Error { kind: Other("could not execute rustc") }', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/autocfg-1.1.0/src/lib.rs:128:20 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x560de129c690 - std::backtrace_rs::backtrace::libunwind::trace::h3d583aa5f5d474c0 [INFO] [stderr] at /rustc/ff47dd48ed0d02534055e0033cf766ce528f8ebc/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 1: 0x560de129c690 - std::backtrace_rs::backtrace::trace_unsynchronized::h709867b8254f575f [INFO] [stderr] at /rustc/ff47dd48ed0d02534055e0033cf766ce528f8ebc/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x560de129c690 - std::sys_common::backtrace::_print_fmt::hfa71bb37e7975104 [INFO] [stderr] at /rustc/ff47dd48ed0d02534055e0033cf766ce528f8ebc/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stderr] 3: 0x560de129c690 - ::fmt::h18a5b71f777e7247 [INFO] [stderr] at /rustc/ff47dd48ed0d02534055e0033cf766ce528f8ebc/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stderr] 4: 0x560de12bab0c - core::fmt::write::h68f075bbbe201c47 [INFO] [stderr] at /rustc/ff47dd48ed0d02534055e0033cf766ce528f8ebc/library/core/src/fmt/mod.rs:1198:17 [INFO] [stderr] 5: 0x560de12999b5 - std::io::Write::write_fmt::hd0750cc8942ec92e [INFO] [stderr] at /rustc/ff47dd48ed0d02534055e0033cf766ce528f8ebc/library/std/src/io/mod.rs:1672:15 [INFO] [stderr] 6: 0x560de129ddf1 - std::sys_common::backtrace::_print::h361bad6ebb03bb3a [INFO] [stderr] at /rustc/ff47dd48ed0d02534055e0033cf766ce528f8ebc/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stderr] 7: 0x560de129ddf1 - std::sys_common::backtrace::print::hc90c69560fc2701f [INFO] [stderr] at /rustc/ff47dd48ed0d02534055e0033cf766ce528f8ebc/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stderr] 8: 0x560de129ddf1 - std::panicking::default_hook::{{closure}}::h4abc74ab977340a0 [INFO] [stderr] at /rustc/ff47dd48ed0d02534055e0033cf766ce528f8ebc/library/std/src/panicking.rs:295:22 [INFO] [stderr] 9: 0x560de129dabe - std::panicking::default_hook::h530c7efb49af6459 [INFO] [stderr] at /rustc/ff47dd48ed0d02534055e0033cf766ce528f8ebc/library/std/src/panicking.rs:314:9 [INFO] [stderr] 10: 0x560de129e493 - std::panicking::rust_panic_with_hook::h62dfa2797e88440c [INFO] [stderr] at /rustc/ff47dd48ed0d02534055e0033cf766ce528f8ebc/library/std/src/panicking.rs:698:17 [INFO] [stderr] 11: 0x560de129e387 - std::panicking::begin_panic_handler::{{closure}}::hf130100d6595c2a5 [INFO] [stderr] at /rustc/ff47dd48ed0d02534055e0033cf766ce528f8ebc/library/std/src/panicking.rs:588:13 [INFO] [stderr] 12: 0x560de129cbb4 - std::sys_common::backtrace::__rust_end_short_backtrace::h4c2cadea85e2bc52 [INFO] [stderr] at /rustc/ff47dd48ed0d02534055e0033cf766ce528f8ebc/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stderr] 13: 0x560de129e0b2 - rust_begin_unwind [INFO] [stderr] at /rustc/ff47dd48ed0d02534055e0033cf766ce528f8ebc/library/std/src/panicking.rs:584:5 [INFO] [stderr] 14: 0x560de1268893 - core::panicking::panic_fmt::h4bd445ff70f25ab0 [INFO] [stderr] at /rustc/ff47dd48ed0d02534055e0033cf766ce528f8ebc/library/core/src/panicking.rs:142:14 [INFO] [stderr] 15: 0x560de1268923 - core::result::unwrap_failed::h47489d3e1d264ce9 [INFO] [stderr] at /rustc/ff47dd48ed0d02534055e0033cf766ce528f8ebc/library/core/src/result.rs:1814:5 [INFO] [stderr] 16: 0x560de126bb23 - core::result::Result::unwrap::hab1603dcb8c88d9e [INFO] [stderr] at /rustc/ff47dd48ed0d02534055e0033cf766ce528f8ebc/library/core/src/result.rs:1107:23 [INFO] [stderr] 17: 0x560de1269151 - autocfg::new::h84297f7d7a9c4f04 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/autocfg-1.1.0/src/lib.rs:128:5 [INFO] [stderr] 18: 0x560de1268b62 - build_script_build::main::hd038b3fe004aef46 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-traits-0.2.15/build.rs:6:14 [INFO] [stderr] 19: 0x560de1268fab - core::ops::function::FnOnce::call_once::h4db430db1cfded10 [INFO] [stderr] at /rustc/ff47dd48ed0d02534055e0033cf766ce528f8ebc/library/core/src/ops/function.rs:248:5 [INFO] [stderr] 20: 0x560de1268ece - std::sys_common::backtrace::__rust_begin_short_backtrace::hb8719dfb75050750 [INFO] [stderr] at /rustc/ff47dd48ed0d02534055e0033cf766ce528f8ebc/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stderr] 21: 0x560de1268ea1 - std::rt::lang_start::{{closure}}::h333155d47b765cdc [INFO] [stderr] at /rustc/ff47dd48ed0d02534055e0033cf766ce528f8ebc/library/std/src/rt.rs:145:18 [INFO] [stderr] 22: 0x560de129693a - core::ops::function::impls:: for &F>::call_once::hae8408a782eaed2f [INFO] [stderr] at /rustc/ff47dd48ed0d02534055e0033cf766ce528f8ebc/library/core/src/ops/function.rs:280:13 [INFO] [stderr] 23: 0x560de129693a - std::panicking::try::do_call::h397ed3c821bb8a6f [INFO] [stderr] at /rustc/ff47dd48ed0d02534055e0033cf766ce528f8ebc/library/std/src/panicking.rs:492:40 [INFO] [stderr] 24: 0x560de129693a - std::panicking::try::ha7f56b819cfa7d5a [INFO] [stderr] at /rustc/ff47dd48ed0d02534055e0033cf766ce528f8ebc/library/std/src/panicking.rs:456:19 [INFO] [stderr] 25: 0x560de129693a - std::panic::catch_unwind::h4896905f2f253140 [INFO] [stderr] at /rustc/ff47dd48ed0d02534055e0033cf766ce528f8ebc/library/std/src/panic.rs:137:14 [INFO] [stderr] 26: 0x560de129693a - std::rt::lang_start_internal::{{closure}}::habf2c100696be292 [INFO] [stderr] at /rustc/ff47dd48ed0d02534055e0033cf766ce528f8ebc/library/std/src/rt.rs:128:48 [INFO] [stderr] 27: 0x560de129693a - std::panicking::try::do_call::hbf76bff384c62160 [INFO] [stderr] at /rustc/ff47dd48ed0d02534055e0033cf766ce528f8ebc/library/std/src/panicking.rs:492:40 [INFO] [stderr] 28: 0x560de129693a - std::panicking::try::h06364d9af2ede26a [INFO] [stderr] at /rustc/ff47dd48ed0d02534055e0033cf766ce528f8ebc/library/std/src/panicking.rs:456:19 [INFO] [stderr] 29: 0x560de129693a - std::panic::catch_unwind::h76bc8f67958bfeb8 [INFO] [stderr] at /rustc/ff47dd48ed0d02534055e0033cf766ce528f8ebc/library/std/src/panic.rs:137:14 [INFO] [stderr] 30: 0x560de129693a - std::rt::lang_start_internal::he19eb9c385fda352 [INFO] [stderr] at /rustc/ff47dd48ed0d02534055e0033cf766ce528f8ebc/library/std/src/rt.rs:128:20 [INFO] [stderr] 31: 0x560de1268e70 - std::rt::lang_start::hde6279aeb861305d [INFO] [stderr] at /rustc/ff47dd48ed0d02534055e0033cf766ce528f8ebc/library/std/src/rt.rs:144:17 [INFO] [stderr] 32: 0x560de1268e3c - main [INFO] [stderr] 33: 0x7f009e538083 - __libc_start_main [INFO] [stderr] 34: 0x560de1268a8e - _start [INFO] [stderr] 35: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "0bd7364e3d8bc6dbcf7904f958e9d01b1224b7efaafd541055bcdaf033336e0c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0bd7364e3d8bc6dbcf7904f958e9d01b1224b7efaafd541055bcdaf033336e0c", kill_on_drop: false }` [INFO] [stdout] 0bd7364e3d8bc6dbcf7904f958e9d01b1224b7efaafd541055bcdaf033336e0c