[INFO] fetching crate grub-bootimage 0.5.2...
[INFO] testing grub-bootimage-0.5.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate grub-bootimage 0.5.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate grub-bootimage 0.5.2 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate grub-bootimage 0.5.2
[INFO] finished tweaking crates.io crate grub-bootimage 0.5.2
[INFO] tweaked toml for crates.io crate grub-bootimage 0.5.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate grub-bootimage 0.5.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b9eaf652e24522e93396b9d548289f602f05aadfc1332be911421aff1635359
[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" "2b9eaf652e24522e93396b9d548289f602f05aadfc1332be911421aff1635359", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b9eaf652e24522e93396b9d548289f602f05aadfc1332be911421aff1635359", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b9eaf652e24522e93396b9d548289f602f05aadfc1332be911421aff1635359", kill_on_drop: false }`
[INFO] [stdout] 2b9eaf652e24522e93396b9d548289f602f05aadfc1332be911421aff1635359
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 7561c3438878872031b88e09cfc30905b308cf41e7d8868899851d4d828df537
[INFO] running `Command { std: "docker" "start" "-a" "7561c3438878872031b88e09cfc30905b308cf41e7d8868899851d4d828df537", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.44
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling semver v0.10.0
[INFO] [stderr]    Compiling toml v0.5.7
[INFO] [stderr]    Compiling cargo_metadata v0.11.4
[INFO] [stderr]    Compiling grub-bootimage v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.02s
[INFO] running `Command { std: "docker" "inspect" "7561c3438878872031b88e09cfc30905b308cf41e7d8868899851d4d828df537", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7561c3438878872031b88e09cfc30905b308cf41e7d8868899851d4d828df537", kill_on_drop: false }`
[INFO] [stdout] 7561c3438878872031b88e09cfc30905b308cf41e7d8868899851d4d828df537
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] cd8cc74f43dfad3af869b50127f0d9ca48290e54fddb131eb590f76e11141f37
[INFO] running `Command { std: "docker" "start" "-a" "cd8cc74f43dfad3af869b50127f0d9ca48290e54fddb131eb590f76e11141f37", kill_on_drop: false }`
[INFO] [stderr]    Compiling grub-bootimage v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "cd8cc74f43dfad3af869b50127f0d9ca48290e54fddb131eb590f76e11141f37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd8cc74f43dfad3af869b50127f0d9ca48290e54fddb131eb590f76e11141f37", kill_on_drop: false }`
[INFO] [stdout] cd8cc74f43dfad3af869b50127f0d9ca48290e54fddb131eb590f76e11141f37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9c6c5cd99ada32c5afff2b7c1a47e9800ea43ac2f2bf3b5c7aa78e8424deb6ad
[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" "9c6c5cd99ada32c5afff2b7c1a47e9800ea43ac2f2bf3b5c7aa78e8424deb6ad", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/grub_bootimage-7f5b51435d22f764)
[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" "9c6c5cd99ada32c5afff2b7c1a47e9800ea43ac2f2bf3b5c7aa78e8424deb6ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c6c5cd99ada32c5afff2b7c1a47e9800ea43ac2f2bf3b5c7aa78e8424deb6ad", kill_on_drop: false }`
[INFO] [stdout] 9c6c5cd99ada32c5afff2b7c1a47e9800ea43ac2f2bf3b5c7aa78e8424deb6ad