[INFO] fetching crate chema 0.0.9...
[INFO] checking chema-0.0.9 against master#50e1dc1536264ab71c0850f346b12309477f29f7 for pr-85073
[INFO] extracting crate chema 0.0.9 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate chema 0.0.9 on toolchain 50e1dc1536264ab71c0850f346b12309477f29f7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate chema 0.0.9
[INFO] finished tweaking crates.io crate chema 0.0.9
[INFO] tweaked toml for crates.io crate chema 0.0.9 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate chema 0.0.9 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81448a25118f2e6dd7d0b65e68be41d269e04124796f550c2c1dbb20ed15ada2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "81448a25118f2e6dd7d0b65e68be41d269e04124796f550c2c1dbb20ed15ada2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81448a25118f2e6dd7d0b65e68be41d269e04124796f550c2c1dbb20ed15ada2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81448a25118f2e6dd7d0b65e68be41d269e04124796f550c2c1dbb20ed15ada2", kill_on_drop: false }`
[INFO] [stdout] 81448a25118f2e6dd7d0b65e68be41d269e04124796f550c2c1dbb20ed15ada2
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db2ceccfac31b78e61431179db76b058af4c2bb5b6e49b500e82f5bbefb8d04a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "db2ceccfac31b78e61431179db76b058af4c2bb5b6e49b500e82f5bbefb8d04a", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking pin-project-lite v0.1.11
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking serde_yaml v0.8.14
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking combine v4.3.2
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking chema v0.0.9 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `chema`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name chema --edition=2018 src/main.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --test -C metadata=65f1591b72fff108 -C extra-filename=-65f1591b72fff108 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern combine=/opt/rustwide/target/debug/deps/libcombine-933ede6a98b75ea3.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-d0fc2f93d3d8de91.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-df97b860f7a76404.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-4de732feb59971c1.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-e1a497541267aba6.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-82dc1b92e5ee8eee.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-3831222b2b454e79.rmeta --extern serde_yaml=/opt/rustwide/target/debug/deps/libserde_yaml-ee37adad649c2d90.rmeta --extern structopt=/opt/rustwide/target/debug/deps/libstructopt-2fc96aeafab70621.rmeta --extern structopt_derive=/opt/rustwide/target/debug/deps/libstructopt_derive-1f28f5d86096ff79.so --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "db2ceccfac31b78e61431179db76b058af4c2bb5b6e49b500e82f5bbefb8d04a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db2ceccfac31b78e61431179db76b058af4c2bb5b6e49b500e82f5bbefb8d04a", kill_on_drop: false }`
[INFO] [stdout] db2ceccfac31b78e61431179db76b058af4c2bb5b6e49b500e82f5bbefb8d04a