[INFO] cloning repository https://github.com/samuela/rustybox
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/samuela/rustybox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamuela%2Frustybox"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamuela%2Frustybox'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0d2201eece506e88f71d0e251346bb3e92bb7aef
[INFO] checking samuela/rustybox against master#783139bd8fc3b94fac9a1bf81bba2c506e8221b6 for pr-72644
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamuela%2Frustybox" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/samuela/rustybox on toolchain 783139bd8fc3b94fac9a1bf81bba2c506e8221b6
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/samuela/rustybox
[INFO] finished tweaking git repo https://github.com/samuela/rustybox
[INFO] tweaked toml for git repo https://github.com/samuela/rustybox written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/samuela/rustybox already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a71feda2f95d9edff876d33c4a461744150c59bd9dbe9754c24da379b4abf78d
[INFO] running `"docker" "start" "-a" "a71feda2f95d9edff876d33c4a461744150c59bd9dbe9754c24da379b4abf78d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rustybox v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]     Checking c2rust-asm-casts v0.1.1
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking shared_child v0.3.4
[INFO] [stderr]     Checking os_pipe v0.9.1
[INFO] [stderr]     Checking duct v0.13.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling c2rust-bitfields-derive v0.2.0
[INFO] [stderr]     Checking c2rust-bitfields v0.3.0
[INFO] [stderr] error: could not compile `rustybox`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name rustybox --edition=2018 rustybox.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,metadata -Cembed-bitcode=no -C debuginfo=2 --test -C metadata=d6876f980c599b47 -C extra-filename=-d6876f980c599b47 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern c2rust_asm_casts=/opt/rustwide/target/debug/deps/libc2rust_asm_casts-b1e4ee56917e813c.rmeta --extern c2rust_bitfields=/opt/rustwide/target/debug/deps/libc2rust_bitfields-75f243333e22c0d7.rmeta --extern duct=/opt/rustwide/target/debug/deps/libduct-ceafc54c1fc051eb.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-d2b4904c34ad3da2.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-29f8079ddf8c60bd.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-99a7e9a6db3a742b.rmeta --cap-lints=forbid -l resolv` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "a71feda2f95d9edff876d33c4a461744150c59bd9dbe9754c24da379b4abf78d"`
[INFO] running `"docker" "rm" "-f" "a71feda2f95d9edff876d33c4a461744150c59bd9dbe9754c24da379b4abf78d"`
[INFO] [stdout] a71feda2f95d9edff876d33c4a461744150c59bd9dbe9754c24da379b4abf78d