[INFO] fetching crate yotc 0.3.0...
[INFO] checking yotc-0.3.0 against beta for pr-78714
[INFO] extracting crate yotc 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate yotc 0.3.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yotc 0.3.0
[INFO] finished tweaking crates.io crate yotc 0.3.0
[INFO] tweaked toml for crates.io crate yotc 0.3.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate yotc 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 62e9c82d4c7d7b54f91bcbcc7b3002a280bcdc62b5f71aa6e1872ce674a2af3a
[INFO] running `Command { std: "docker" "start" "-a" "62e9c82d4c7d7b54f91bcbcc7b3002a280bcdc62b5f71aa6e1872ce674a2af3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62e9c82d4c7d7b54f91bcbcc7b3002a280bcdc62b5f71aa6e1872ce674a2af3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62e9c82d4c7d7b54f91bcbcc7b3002a280bcdc62b5f71aa6e1872ce674a2af3a", kill_on_drop: false }`
[INFO] [stdout] 62e9c82d4c7d7b54f91bcbcc7b3002a280bcdc62b5f71aa6e1872ce674a2af3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a38900bfaa71478591637ed5a85e8b2aa28145c088b3137cc10ca297dea92617
[INFO] running `Command { std: "docker" "start" "-a" "a38900bfaa71478591637ed5a85e8b2aa28145c088b3137cc10ca297dea92617", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling llvm-sys v90.0.0
[INFO] [stderr]     Checking yotc v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `yotc::lexer::Lexer`
[INFO] [stdout]  --> tests/lexer_test.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use yotc::lexer::Lexer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.74s
[INFO] running `Command { std: "docker" "inspect" "a38900bfaa71478591637ed5a85e8b2aa28145c088b3137cc10ca297dea92617", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a38900bfaa71478591637ed5a85e8b2aa28145c088b3137cc10ca297dea92617", kill_on_drop: false }`
[INFO] [stdout] a38900bfaa71478591637ed5a85e8b2aa28145c088b3137cc10ca297dea92617