[INFO] fetching crate byteorder_core_io 0.5.3...
[INFO] checking byteorder_core_io-0.5.3 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate byteorder_core_io 0.5.3 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate byteorder_core_io 0.5.3 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate byteorder_core_io 0.5.3
[INFO] finished tweaking crates.io crate byteorder_core_io 0.5.3
[INFO] tweaked toml for crates.io crate byteorder_core_io 0.5.3 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 28 packages to latest compatible versions
[INFO] [stderr]       Adding aho-corasick v0.5.3 (latest: v1.1.3)
[INFO] [stderr]       Adding env_logger v0.3.5 (latest: v0.11.3)
[INFO] [stderr]       Adding log v0.3.9 (latest: v0.4.21)
[INFO] [stderr]       Adding memchr v0.1.11 (latest: v2.7.2)
[INFO] [stderr]       Adding quickcheck v0.2.27 (latest: v1.0.3)
[INFO] [stderr]       Adding rand v0.3.23 (latest: v0.8.5)
[INFO] [stderr]       Adding rand v0.4.6 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_core v0.3.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_core v0.4.2 (latest: v0.6.4)
[INFO] [stderr]       Adding rdrand v0.4.0 (latest: v0.8.3)
[INFO] [stderr]       Adding regex v0.1.80 (latest: v1.10.4)
[INFO] [stderr]       Adding regex-syntax v0.3.9 (latest: v0.8.3)
[INFO] [stderr]       Adding rustc_version v0.1.7 (latest: v0.4.0)
[INFO] [stderr]       Adding semver v0.1.20 (latest: v1.0.22)
[INFO] [stderr]       Adding thread-id v2.0.0 (latest: v4.2.1)
[INFO] [stderr]       Adding thread_local v0.2.7 (latest: v1.1.8)
[INFO] [stderr]       Adding utf8-ranges v0.1.3 (latest: v1.0.5)
[INFO] [stderr]       Adding winapi v0.2.8 (latest: v0.3.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quickcheck v0.2.27
[INFO] [stderr]   Downloaded rustc_version v0.1.7
[INFO] [stderr]   Downloaded env_logger v0.3.5
[INFO] [stderr]   Downloaded semver v0.1.20
[INFO] [stderr]   Downloaded core_io v0.1.20210325
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 670af2ef6b727397e52daac95967b13a0e2fc1a890def1f60e495146d9db8355
[INFO] running `Command { std: "docker" "start" "-a" "670af2ef6b727397e52daac95967b13a0e2fc1a890def1f60e495146d9db8355", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "670af2ef6b727397e52daac95967b13a0e2fc1a890def1f60e495146d9db8355", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "670af2ef6b727397e52daac95967b13a0e2fc1a890def1f60e495146d9db8355", kill_on_drop: false }`
[INFO] [stdout] 670af2ef6b727397e52daac95967b13a0e2fc1a890def1f60e495146d9db8355
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d3628c1aa5ea4e0bfd97acb6973d0aada110e0df470c3fe9a703c0c5ac022a5
[INFO] running `Command { std: "docker" "start" "-a" "9d3628c1aa5ea4e0bfd97acb6973d0aada110e0df470c3fe9a703c0c5ac022a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling core_io v0.1.20210325
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr] error: failed to run custom build command for `core_io v0.1.20210325`
[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/core_io-3b037c7581d34477/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/core_io-0.1.20210325/build.rs:73:69:
[INFO] [stderr]   Unknown compiler version, upgrade core_io?
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x559bfc9776c5 - std::backtrace_rs::backtrace::libunwind::trace::hf6d84d188eed4942
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stderr]      1:     0x559bfc9776c5 - std::backtrace_rs::backtrace::trace_unsynchronized::hb841ab02b27b2a81
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x559bfc9776c5 - std::sys_common::backtrace::_print_fmt::h7d09263e980d2dc2
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x559bfc9776c5 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h8710a3386e66dc13
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x559bfc997ffb - core::fmt::rt::Argument::fmt::h56356193ea14b69e
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/core/src/fmt/rt.rs:165:63
[INFO] [stderr]      5:     0x559bfc997ffb - core::fmt::write::ha8a35e57fe29df69
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/core/src/fmt/mod.rs:1157:21
[INFO] [stderr]      6:     0x559bfc97548f - std::io::Write::write_fmt::h070417d35cbd0295
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/io/mod.rs:1832:15
[INFO] [stderr]      7:     0x559bfc97749e - std::sys_common::backtrace::_print::h98c81ef11000e712
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x559bfc97749e - std::sys_common::backtrace::print::hb4fda26b0eb411fc
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x559bfc978759 - std::panicking::default_hook::{{closure}}::h58b999a8a8b72663
[INFO] [stderr]     10:     0x559bfc97849d - std::panicking::default_hook::h9ee81ffa3eaff881
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/panicking.rs:298:9
[INFO] [stderr]     11:     0x559bfc978bf3 - std::panicking::rust_panic_with_hook::h7cf1f420e89ee254
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/panicking.rs:795:13
[INFO] [stderr]     12:     0x559bfc978ad4 - std::panicking::begin_panic_handler::{{closure}}::h1e92862156407829
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/panicking.rs:664:13
[INFO] [stderr]     13:     0x559bfc977b89 - std::sys_common::backtrace::__rust_end_short_backtrace::hdb9396439049b139
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     14:     0x559bfc978807 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/panicking.rs:652:5
[INFO] [stderr]     15:     0x559bfc944f53 - core::panicking::panic_fmt::hb6b8317cb2c3be4c
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x559bfc99753c - core::panicking::panic_display::h2d91d18479750f89
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/core/src/panicking.rs:263:5
[INFO] [stderr]     17:     0x559bfc944f1c - core::option::expect_failed::hc5313f17de0d7151
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/core/src/option.rs:1994:5
[INFO] [stderr]     18:     0x559bfc9476aa - core::option::Option<T>::expect::h81560d312573752b
[INFO] [stderr]     19:     0x559bfc94990f - build_script_build::main::hd10e1b32038df07c
[INFO] [stderr]     20:     0x559bfc946393 - core::ops::function::FnOnce::call_once::hc8b32dc93c4a2d57
[INFO] [stderr]     21:     0x559bfc945696 - std::sys_common::backtrace::__rust_begin_short_backtrace::h0f51b87b1688e7b3
[INFO] [stderr]     22:     0x559bfc945e19 - std::rt::lang_start::{{closure}}::h5cc5274afcbb2b63
[INFO] [stderr]     23:     0x559bfc9721b6 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hed2c947f9885a74b
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     24:     0x559bfc9721b6 - std::panicking::try::do_call::hb89329b1c9c22cc4
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/panicking.rs:559:40
[INFO] [stderr]     25:     0x559bfc9721b6 - std::panicking::try::h32506f612ff970ae
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/panicking.rs:523:19
[INFO] [stderr]     26:     0x559bfc9721b6 - std::panic::catch_unwind::hb921c12c6fd21966
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/panic.rs:149:14
[INFO] [stderr]     27:     0x559bfc9721b6 - std::rt::lang_start_internal::{{closure}}::h525d7c9c8d9957db
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/rt.rs:141:48
[INFO] [stderr]     28:     0x559bfc9721b6 - std::panicking::try::do_call::hc05b1198989502ae
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/panicking.rs:559:40
[INFO] [stderr]     29:     0x559bfc9721b6 - std::panicking::try::h4ecd1dd6f6f1e3ba
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/panicking.rs:523:19
[INFO] [stderr]     30:     0x559bfc9721b6 - std::panic::catch_unwind::h92b0390d9e8eb6ea
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/panic.rs:149:14
[INFO] [stderr]     31:     0x559bfc9721b6 - std::rt::lang_start_internal::he4964f7a9f7ed816
[INFO] [stderr]                                  at /rustc/c2f2db79ca3024f68d22b45aa22b570775c2c4ad/library/std/src/rt.rs:141:20
[INFO] [stderr]     32:     0x559bfc945df7 - std::rt::lang_start::h4338ce967b6ac3a8
[INFO] [stderr]     33:     0x559bfc94a795 - main
[INFO] [stderr]     34:     0x7f29d16cbd90 - <unknown>
[INFO] [stderr]     35:     0x7f29d16cbe40 - __libc_start_main
[INFO] [stderr]     36:     0x559bfc945585 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9d3628c1aa5ea4e0bfd97acb6973d0aada110e0df470c3fe9a703c0c5ac022a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d3628c1aa5ea4e0bfd97acb6973d0aada110e0df470c3fe9a703c0c5ac022a5", kill_on_drop: false }`
[INFO] [stdout] 9d3628c1aa5ea4e0bfd97acb6973d0aada110e0df470c3fe9a703c0c5ac022a5
[INFO] checking byteorder_core_io-0.5.3 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] extracting crate byteorder_core_io 0.5.3 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate byteorder_core_io 0.5.3 on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate byteorder_core_io 0.5.3
[INFO] finished tweaking crates.io crate byteorder_core_io 0.5.3
[INFO] tweaked toml for crates.io crate byteorder_core_io 0.5.3 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 28 packages to latest compatible versions
[INFO] [stderr]       Adding aho-corasick v0.5.3 (latest: v1.1.3)
[INFO] [stderr]       Adding env_logger v0.3.5 (latest: v0.11.3)
[INFO] [stderr]       Adding log v0.3.9 (latest: v0.4.21)
[INFO] [stderr]       Adding memchr v0.1.11 (latest: v2.7.2)
[INFO] [stderr]       Adding quickcheck v0.2.27 (latest: v1.0.3)
[INFO] [stderr]       Adding rand v0.3.23 (latest: v0.8.5)
[INFO] [stderr]       Adding rand v0.4.6 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_core v0.3.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_core v0.4.2 (latest: v0.6.4)
[INFO] [stderr]       Adding rdrand v0.4.0 (latest: v0.8.3)
[INFO] [stderr]       Adding regex v0.1.80 (latest: v1.10.4)
[INFO] [stderr]       Adding regex-syntax v0.3.9 (latest: v0.8.3)
[INFO] [stderr]       Adding rustc_version v0.1.7 (latest: v0.4.0)
[INFO] [stderr]       Adding semver v0.1.20 (latest: v1.0.22)
[INFO] [stderr]       Adding thread-id v2.0.0 (latest: v4.2.1)
[INFO] [stderr]       Adding thread_local v0.2.7 (latest: v1.1.8)
[INFO] [stderr]       Adding utf8-ranges v0.1.3 (latest: v1.0.5)
[INFO] [stderr]       Adding winapi v0.2.8 (latest: v0.3.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 826d405d218169d040513960f9fa40cb76dbbf030c09975725bd2117cd4d2570
[INFO] running `Command { std: "docker" "start" "-a" "826d405d218169d040513960f9fa40cb76dbbf030c09975725bd2117cd4d2570", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "826d405d218169d040513960f9fa40cb76dbbf030c09975725bd2117cd4d2570", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "826d405d218169d040513960f9fa40cb76dbbf030c09975725bd2117cd4d2570", kill_on_drop: false }`
[INFO] [stdout] 826d405d218169d040513960f9fa40cb76dbbf030c09975725bd2117cd4d2570
[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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c41d7465e0a498e212da54382f7b54235518739f97df2fd0e853f97aab3bb5da
[INFO] running `Command { std: "docker" "start" "-a" "c41d7465e0a498e212da54382f7b54235518739f97df2fd0e853f97aab3bb5da", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling core_io v0.1.20210325
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr] error: failed to run custom build command for `core_io v0.1.20210325`
[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/core_io-3b037c7581d34477/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/core_io-0.1.20210325/build.rs:73:69:
[INFO] [stderr]   Unknown compiler version, upgrade core_io?
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x557b2c00e6e5 - std::backtrace_rs::backtrace::libunwind::trace::hdfeb580427d8933a
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stderr]      1:     0x557b2c00e6e5 - std::backtrace_rs::backtrace::trace_unsynchronized::h2ab9303b28c241a4
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x557b2c00e6e5 - std::sys_common::backtrace::_print_fmt::h619cfc7eb9ab5b5f
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x557b2c00e6e5 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::he16efdaf40e8eef7
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x557b2c02f01b - core::fmt::rt::Argument::fmt::h9f13baa13e8b36b1
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/core/src/fmt/rt.rs:165:63
[INFO] [stderr]      5:     0x557b2c02f01b - core::fmt::write::hae8f3928a7d1fb9f
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/core/src/fmt/mod.rs:1157:21
[INFO] [stderr]      6:     0x557b2c00c4af - std::io::Write::write_fmt::h51b0278883ceca93
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/io/mod.rs:1832:15
[INFO] [stderr]      7:     0x557b2c00e4be - std::sys_common::backtrace::_print::ha38797bab2b77f4a
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x557b2c00e4be - std::sys_common::backtrace::print::ha10bfc6bd1633494
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x557b2c00f779 - std::panicking::default_hook::{{closure}}::h71e248ada3a684d2
[INFO] [stderr]     10:     0x557b2c00f4bd - std::panicking::default_hook::hd99e3a7061b2ddee
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/panicking.rs:298:9
[INFO] [stderr]     11:     0x557b2c00fc13 - std::panicking::rust_panic_with_hook::h7c7bce4a41c281ff
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/panicking.rs:795:13
[INFO] [stderr]     12:     0x557b2c00faf4 - std::panicking::begin_panic_handler::{{closure}}::h2460704575d1c9aa
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/panicking.rs:664:13
[INFO] [stderr]     13:     0x557b2c00eba9 - std::sys_common::backtrace::__rust_end_short_backtrace::hbe07398721317bb0
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     14:     0x557b2c00f827 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/panicking.rs:652:5
[INFO] [stderr]     15:     0x557b2bfdbf53 - core::panicking::panic_fmt::h621d774f51b1ce55
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x557b2c02e55c - core::panicking::panic_display::hcca257406b672710
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/core/src/panicking.rs:263:5
[INFO] [stderr]     17:     0x557b2bfdbf1c - core::option::expect_failed::h1b91fd0ebd985d42
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/core/src/option.rs:1994:5
[INFO] [stderr]     18:     0x557b2bfde6aa - core::option::Option<T>::expect::hd2cffd46ac2e741b
[INFO] [stderr]     19:     0x557b2bfe090f - build_script_build::main::hacab2ca3b561d658
[INFO] [stderr]     20:     0x557b2bfdd393 - core::ops::function::FnOnce::call_once::hf15d944e6c449932
[INFO] [stderr]     21:     0x557b2bfdc696 - std::sys_common::backtrace::__rust_begin_short_backtrace::h6a93f0b39b3094d1
[INFO] [stderr]     22:     0x557b2bfdce19 - std::rt::lang_start::{{closure}}::h6a1469de3418ab15
[INFO] [stderr]     23:     0x557b2c0091d6 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h6a158acb8f1b53eb
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     24:     0x557b2c0091d6 - std::panicking::try::do_call::h1e4aaada6483a32f
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/panicking.rs:559:40
[INFO] [stderr]     25:     0x557b2c0091d6 - std::panicking::try::h1af07f2910174530
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/panicking.rs:523:19
[INFO] [stderr]     26:     0x557b2c0091d6 - std::panic::catch_unwind::h14ab2010dc264db0
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/panic.rs:149:14
[INFO] [stderr]     27:     0x557b2c0091d6 - std::rt::lang_start_internal::{{closure}}::ha4f1e133f590a2bc
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/rt.rs:141:48
[INFO] [stderr]     28:     0x557b2c0091d6 - std::panicking::try::do_call::h0f5241dc2333fd63
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/panicking.rs:559:40
[INFO] [stderr]     29:     0x557b2c0091d6 - std::panicking::try::h2de8e037aeb49eae
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/panicking.rs:523:19
[INFO] [stderr]     30:     0x557b2c0091d6 - std::panic::catch_unwind::h655cf7c8daff0fce
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/panic.rs:149:14
[INFO] [stderr]     31:     0x557b2c0091d6 - std::rt::lang_start_internal::h0546893e62f1752b
[INFO] [stderr]                                  at /rustc/9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88/library/std/src/rt.rs:141:20
[INFO] [stderr]     32:     0x557b2bfdcdf7 - std::rt::lang_start::h78f1239439981752
[INFO] [stderr]     33:     0x557b2bfe1795 - main
[INFO] [stderr]     34:     0x7fe8b5e2fd90 - <unknown>
[INFO] [stderr]     35:     0x7fe8b5e2fe40 - __libc_start_main
[INFO] [stderr]     36:     0x557b2bfdc585 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c41d7465e0a498e212da54382f7b54235518739f97df2fd0e853f97aab3bb5da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c41d7465e0a498e212da54382f7b54235518739f97df2fd0e853f97aab3bb5da", kill_on_drop: false }`
[INFO] [stdout] c41d7465e0a498e212da54382f7b54235518739f97df2fd0e853f97aab3bb5da
