[INFO] fetching crate shrapnel 0.1.0-alpha.29...
[INFO] testing shrapnel-0.1.0-alpha.29 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate shrapnel 0.1.0-alpha.29 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate shrapnel 0.1.0-alpha.29 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate shrapnel 0.1.0-alpha.29
[INFO] finished tweaking crates.io crate shrapnel 0.1.0-alpha.29
[INFO] tweaked toml for crates.io crate shrapnel 0.1.0-alpha.29 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate shrapnel 0.1.0-alpha.29 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77aa86ba6a712ec0be1e3614b067adb8ed0c11f49776b7d4a8f5e3c3252a8b6f
[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" "77aa86ba6a712ec0be1e3614b067adb8ed0c11f49776b7d4a8f5e3c3252a8b6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77aa86ba6a712ec0be1e3614b067adb8ed0c11f49776b7d4a8f5e3c3252a8b6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77aa86ba6a712ec0be1e3614b067adb8ed0c11f49776b7d4a8f5e3c3252a8b6f", kill_on_drop: false }`
[INFO] [stdout] 77aa86ba6a712ec0be1e3614b067adb8ed0c11f49776b7d4a8f5e3c3252a8b6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b1398dbfb39e21a707bbeb55bd62a4121ddbeaf762a2f9fcf4371eec2bd23a8
[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" "8b1398dbfb39e21a707bbeb55bd62a4121ddbeaf762a2f9fcf4371eec2bd23a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling linked-hash-map v0.5.2
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling yaml-rust v0.4.3
[INFO] [stderr]    Compiling shrapnel v0.1.0-alpha.29 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.24s
[INFO] running `Command { std: "docker" "inspect" "8b1398dbfb39e21a707bbeb55bd62a4121ddbeaf762a2f9fcf4371eec2bd23a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b1398dbfb39e21a707bbeb55bd62a4121ddbeaf762a2f9fcf4371eec2bd23a8", kill_on_drop: false }`
[INFO] [stdout] 8b1398dbfb39e21a707bbeb55bd62a4121ddbeaf762a2f9fcf4371eec2bd23a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--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] a2fcae58cada6a5155ef5e759c651a11cf0e7754d9984c54f142209ee2d06954
[INFO] running `Command { std: "docker" "start" "-a" "a2fcae58cada6a5155ef5e759c651a11cf0e7754d9984c54f142209ee2d06954", kill_on_drop: false }`
[INFO] [stderr]    Compiling shrapnel v0.1.0-alpha.29 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "a2fcae58cada6a5155ef5e759c651a11cf0e7754d9984c54f142209ee2d06954", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2fcae58cada6a5155ef5e759c651a11cf0e7754d9984c54f142209ee2d06954", kill_on_drop: false }`
[INFO] [stdout] a2fcae58cada6a5155ef5e759c651a11cf0e7754d9984c54f142209ee2d06954
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4c509314a37031b23c216f00f80a423ffcbfe70eb6ea54c079e00c0eebadedac
[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" "4c509314a37031b23c216f00f80a423ffcbfe70eb6ea54c079e00c0eebadedac", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/shrapnel-55320fdca862f33f)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4c509314a37031b23c216f00f80a423ffcbfe70eb6ea54c079e00c0eebadedac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c509314a37031b23c216f00f80a423ffcbfe70eb6ea54c079e00c0eebadedac", kill_on_drop: false }`
[INFO] [stdout] 4c509314a37031b23c216f00f80a423ffcbfe70eb6ea54c079e00c0eebadedac