[INFO] cloning repository https://github.com/coriolinus/adventofcode-2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/coriolinus/adventofcode-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoriolinus%2Fadventofcode-2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoriolinus%2Fadventofcode-2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 03c4f8e2e69dfbb2d14884bc5e07707047c410ca
[INFO] building coriolinus/adventofcode-2020 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoriolinus%2Fadventofcode-2020" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/coriolinus/adventofcode-2020
[INFO] finished tweaking git repo https://github.com/coriolinus/adventofcode-2020
[INFO] tweaked toml for git repo https://github.com/coriolinus/adventofcode-2020 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/coriolinus/adventofcode-2020 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/coriolinus/adventofcode-2020 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84a9a88e337e7ebf81b4293eceedb5c5c03fc4dd30cb8f7cfba90291050f4589
[INFO] running `Command { std: "docker" "start" "-a" "84a9a88e337e7ebf81b4293eceedb5c5c03fc4dd30cb8f7cfba90291050f4589", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84a9a88e337e7ebf81b4293eceedb5c5c03fc4dd30cb8f7cfba90291050f4589", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84a9a88e337e7ebf81b4293eceedb5c5c03fc4dd30cb8f7cfba90291050f4589", kill_on_drop: false }`
[INFO] [stdout] 84a9a88e337e7ebf81b4293eceedb5c5c03fc4dd30cb8f7cfba90291050f4589
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 354cd419958009a6baf40cd9d671d89fff4be96512a6a7a1000c9ec531d9c462
[INFO] running `Command { std: "docker" "start" "-a" "354cd419958009a6baf40cd9d671d89fff4be96512a6a7a1000c9ec531d9c462", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling cc v1.1.6
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling bytes v1.6.1
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling const_fn v0.4.10
[INFO] [stderr]    Compiling openssl v0.10.66
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]    Compiling miniz_oxide v0.7.4
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling serde_json v1.0.120
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling httparse v1.9.4
[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling syn v2.0.71
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling cookie v0.14.4
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling tracing-subscriber v0.2.25
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling openssl-sys v0.9.103
[INFO] [stderr] error: could not compile `libc` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/4987e9d4227139400384ab59296ffee3b0fb1183/bin/rustc --crate-name libc --edition=2015 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/libc-0.2.155/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="align"' --cfg 'feature="default"' --cfg 'feature="extra_traits"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("align", "const-extern-fn", "default", "extra_traits", "rustc-dep-of-std", "rustc-std-workspace-core", "std", "use_std"))' -C metadata=771feb06c17d9f8d -C extra-filename=-12f39ad384b1f583 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid --cfg freebsd11 --cfg libc_priv_mod_use --cfg libc_union --cfg libc_const_size_of --cfg libc_align --cfg libc_int128 --cfg libc_core_cvoid --cfg libc_packedN --cfg libc_cfg_target_vendor --cfg libc_non_exhaustive --cfg libc_long_array --cfg libc_ptr_addr_of --cfg libc_underscore_const_names --cfg libc_const_extern_fn --check-cfg 'cfg(emscripten_new_stat_abi)' --check-cfg 'cfg(espidf_time64)' --check-cfg 'cfg(freebsd10)' --check-cfg 'cfg(freebsd11)' --check-cfg 'cfg(freebsd12)' --check-cfg 'cfg(freebsd13)' --check-cfg 'cfg(freebsd14)' --check-cfg 'cfg(freebsd15)' --check-cfg 'cfg(libc_align)' --check-cfg 'cfg(libc_cfg_target_vendor)' --check-cfg 'cfg(libc_const_extern_fn)' --check-cfg 'cfg(libc_const_extern_fn_unstable)' --check-cfg 'cfg(libc_const_size_of)' --check-cfg 'cfg(libc_core_cvoid)' --check-cfg 'cfg(libc_deny_warnings)' --check-cfg 'cfg(libc_int128)' --check-cfg 'cfg(libc_long_array)' --check-cfg 'cfg(libc_non_exhaustive)' --check-cfg 'cfg(libc_packedN)' --check-cfg 'cfg(libc_priv_mod_use)' --check-cfg 'cfg(libc_ptr_addr_of)' --check-cfg 'cfg(libc_thread_local)' --check-cfg 'cfg(libc_underscore_const_names)' --check-cfg 'cfg(libc_union)' --check-cfg 'cfg(target_os,values("switch","aix","ohos","hurd","visionos"))' --check-cfg 'cfg(target_env,values("illumos","wasi","aix","ohos"))' --check-cfg 'cfg(target_arch,values("loongarch64","mips32r6","mips64r6","csky"))'` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "354cd419958009a6baf40cd9d671d89fff4be96512a6a7a1000c9ec531d9c462", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "354cd419958009a6baf40cd9d671d89fff4be96512a6a7a1000c9ec531d9c462", kill_on_drop: false }`
[INFO] [stdout] 354cd419958009a6baf40cd9d671d89fff4be96512a6a7a1000c9ec531d9c462