[INFO] cloning repository https://github.com/moaz-mokhtar/rust_training
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/moaz-mokhtar/rust_training" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmoaz-mokhtar%2Frust_training", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmoaz-mokhtar%2Frust_training'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b3cccbe9b47d784e867c55e7d29aed2b27252a60
[INFO] building moaz-mokhtar/rust_training against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmoaz-mokhtar%2Frust_training" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/moaz-mokhtar/rust_training
[INFO] finished tweaking git repo https://github.com/moaz-mokhtar/rust_training
[INFO] tweaked toml for git repo https://github.com/moaz-mokhtar/rust_training written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/moaz-mokhtar/rust_training 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/moaz-mokhtar/rust_training 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 3d065cfae36ab5ec64cf3ca19889ebe05465f0eb86b694a1041e9b967c27faa3
[INFO] running `Command { std: "docker" "start" "-a" "3d065cfae36ab5ec64cf3ca19889ebe05465f0eb86b694a1041e9b967c27faa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d065cfae36ab5ec64cf3ca19889ebe05465f0eb86b694a1041e9b967c27faa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d065cfae36ab5ec64cf3ca19889ebe05465f0eb86b694a1041e9b967c27faa3", kill_on_drop: false }`
[INFO] [stdout] 3d065cfae36ab5ec64cf3ca19889ebe05465f0eb86b694a1041e9b967c27faa3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] bfab9d744e097c94fbf4225335d0748e828ea059977174d4b7a3e38c078460f5
[INFO] running `Command { std: "docker" "start" "-a" "bfab9d744e097c94fbf4225335d0748e828ea059977174d4b7a3e38c078460f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling lock_api v0.4.6
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling parking_lot_core v0.9.1
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling cpufeatures v0.2.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling bytestring v1.0.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling time-macros v0.2.3
[INFO] [stderr]    Compiling zstd-safe v4.1.4+zstd.1.5.2
[INFO] [stderr]    Compiling alloc-no-stdlib v2.0.3
[INFO] [stderr]    Compiling local-waker v0.1.2
[INFO] [stderr]    Compiling num_threads v0.1.3
[INFO] [stderr]    Compiling alloc-stdlib v0.2.1
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling tracing-core v0.1.22
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling firestorm v0.5.0
[INFO] [stderr]    Compiling httparse v1.6.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling paste v1.0.6
[INFO] [stderr]    Compiling brotli-decompressor v2.3.2
[INFO] [stderr]    Compiling actix-utils v3.0.0
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling getrandom v0.2.5
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling mio v0.8.0
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/4987e9d4227139400384ab59296ffee3b0fb1183/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.86/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 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=a20f76d98fcb1e02 -C extra-filename=-eaed1b0fe2b302fb --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-1ab02141798f0609.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-6e111144f56dad1d.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-9a308e948d49b175.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `brotli-decompressor` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/4987e9d4227139400384ab59296ffee3b0fb1183/bin/rustc --crate-name brotli_decompressor --edition=2015 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/brotli-decompressor-2.3.2/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="alloc-stdlib"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc-stdlib", "benchmark", "default", "disable-timer", "pass-through-ffi-panics", "seccomp", "std", "unsafe"))' -C metadata=f578aebe5e975362 -C extra-filename=-18e4367003d05612 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern alloc_no_stdlib=/opt/rustwide/target/debug/deps/liballoc_no_stdlib-40a005c64538d28e.rmeta --extern alloc_stdlib=/opt/rustwide/target/debug/deps/liballoc_stdlib-e7f9d53f261e4c71.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `regex-syntax` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/4987e9d4227139400384ab59296ffee3b0fb1183/bin/rustc --crate-name regex_syntax --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-syntax-0.6.25/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="default"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "unicode", "unicode-age", "unicode-bool", "unicode-case", "unicode-gencat", "unicode-perl", "unicode-script", "unicode-segment"))' -C metadata=4ce317381d2c440b -C extra-filename=-a8b7a392e3a16251 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "bfab9d744e097c94fbf4225335d0748e828ea059977174d4b7a3e38c078460f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfab9d744e097c94fbf4225335d0748e828ea059977174d4b7a3e38c078460f5", kill_on_drop: false }`
[INFO] [stdout] bfab9d744e097c94fbf4225335d0748e828ea059977174d4b7a3e38c078460f5