[INFO] cloning repository https://github.com/VictorKoenders/dadjokes
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/VictorKoenders/dadjokes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVictorKoenders%2Fdadjokes", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVictorKoenders%2Fdadjokes'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 67182e900ad79e1d994a824cc9dbd3c3c6940710
[INFO] checking VictorKoenders/dadjokes against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVictorKoenders%2Fdadjokes" "/workspace/builds/worker-108/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-108/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/VictorKoenders/dadjokes on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/VictorKoenders/dadjokes
[INFO] finished tweaking git repo https://github.com/VictorKoenders/dadjokes
[INFO] tweaked toml for git repo https://github.com/VictorKoenders/dadjokes written to /workspace/builds/worker-108/source/Cargo.toml
[INFO] crate git repo https://github.com/VictorKoenders/dadjokes already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 946cede181665f0bca55e0e6cd3086eda3fd53b21b693db1de0ce99d6e8a6d11
[INFO] running `Command { std: "docker" "start" "-a" "946cede181665f0bca55e0e6cd3086eda3fd53b21b693db1de0ce99d6e8a6d11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "946cede181665f0bca55e0e6cd3086eda3fd53b21b693db1de0ce99d6e8a6d11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "946cede181665f0bca55e0e6cd3086eda3fd53b21b693db1de0ce99d6e8a6d11", kill_on_drop: false }`
[INFO] [stdout] 946cede181665f0bca55e0e6cd3086eda3fd53b21b693db1de0ce99d6e8a6d11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9677bc2c67d8a6e3bf9b1132d1e7d96ddddfaa1f04ff26fa5b9729ae53aeee12
[INFO] running `Command { std: "docker" "start" "-a" "9677bc2c67d8a6e3bf9b1132d1e7d96ddddfaa1f04ff26fa5b9729ae53aeee12", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.55
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]     Checking futures v0.1.27
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]     Checking string v0.1.3
[INFO] [stderr]     Checking arc-swap v0.3.11
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]    Compiling openssl v0.10.23
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking rustc-demangle v0.1.14
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]     Checking arrayref v0.3.5
[INFO] [stderr]     Checking constant_time_eq v0.1.3
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]    Compiling encoding_rs v0.8.17
[INFO] [stderr]     Checking shlex v0.1.1
[INFO] [stderr]     Checking safemem v0.3.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking dtoa v0.4.4
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking md5 v0.3.8
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]     Checking claxon v0.3.3
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr] error: could not compile `hex`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name hex /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/hex-0.3.2/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=84607ac641a63fab -C extra-filename=-84607ac641a63fab --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] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9677bc2c67d8a6e3bf9b1132d1e7d96ddddfaa1f04ff26fa5b9729ae53aeee12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9677bc2c67d8a6e3bf9b1132d1e7d96ddddfaa1f04ff26fa5b9729ae53aeee12", kill_on_drop: false }`
[INFO] [stdout] 9677bc2c67d8a6e3bf9b1132d1e7d96ddddfaa1f04ff26fa5b9729ae53aeee12