[INFO] fetching crate hotkey 0.3.1...
[INFO] testing hotkey-0.3.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate hotkey 0.3.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate hotkey 0.3.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hotkey 0.3.1
[INFO] finished tweaking crates.io crate hotkey 0.3.1
[INFO] tweaked toml for crates.io crate hotkey 0.3.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate hotkey 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] fe7e85bd928f7d2cb15c8cea05506da32207884b119dc975860bd3821ad41283
[INFO] running `Command { std: "docker" "start" "-a" "fe7e85bd928f7d2cb15c8cea05506da32207884b119dc975860bd3821ad41283", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe7e85bd928f7d2cb15c8cea05506da32207884b119dc975860bd3821ad41283", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe7e85bd928f7d2cb15c8cea05506da32207884b119dc975860bd3821ad41283", kill_on_drop: false }`
[INFO] [stdout] fe7e85bd928f7d2cb15c8cea05506da32207884b119dc975860bd3821ad41283
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--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] 65457ef04ff50b539373f24dc02d0bb31c9a7b0c31ebd7a66de369b7f6d36ac4
[INFO] running `Command { std: "docker" "start" "-a" "65457ef04ff50b539373f24dc02d0bb31c9a7b0c31ebd7a66de369b7f6d36ac4", kill_on_drop: false }`
[INFO] [stderr]    Compiling x11-dl v2.18.4
[INFO] [stderr]    Compiling hotkey v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.61s
[INFO] running `Command { std: "docker" "inspect" "65457ef04ff50b539373f24dc02d0bb31c9a7b0c31ebd7a66de369b7f6d36ac4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65457ef04ff50b539373f24dc02d0bb31c9a7b0c31ebd7a66de369b7f6d36ac4", kill_on_drop: false }`
[INFO] [stdout] 65457ef04ff50b539373f24dc02d0bb31c9a7b0c31ebd7a66de369b7f6d36ac4
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91d1787970d15be56f7737e0adf5d18801041b17480e069c83454d7753d17397
[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" "91d1787970d15be56f7737e0adf5d18801041b17480e069c83454d7753d17397", kill_on_drop: false }`
[INFO] [stderr]    Compiling hotkey v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "91d1787970d15be56f7737e0adf5d18801041b17480e069c83454d7753d17397", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91d1787970d15be56f7737e0adf5d18801041b17480e069c83454d7753d17397", kill_on_drop: false }`
[INFO] [stdout] 91d1787970d15be56f7737e0adf5d18801041b17480e069c83454d7753d17397
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 53f3d90af27e522f44ba9919c1a422efd9cbfca0994922fda867012593bc02a8
[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" "53f3d90af27e522f44ba9919c1a422efd9cbfca0994922fda867012593bc02a8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hotkey-6e20f9b89d879200
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hotkey
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "53f3d90af27e522f44ba9919c1a422efd9cbfca0994922fda867012593bc02a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53f3d90af27e522f44ba9919c1a422efd9cbfca0994922fda867012593bc02a8", kill_on_drop: false }`
[INFO] [stdout] 53f3d90af27e522f44ba9919c1a422efd9cbfca0994922fda867012593bc02a8