[INFO] fetching crate tool-tool 0.1.0...
[INFO] checking tool-tool-0.1.0 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] extracting crate tool-tool 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate tool-tool 0.1.0 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tool-tool 0.1.0
[INFO] finished tweaking crates.io crate tool-tool 0.1.0
[INFO] tweaked toml for crates.io crate tool-tool 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate tool-tool 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2391d13849f0d1c4cc5fc52b1b7b0a08a19e37344c06f1c54781044895f40a31
[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" "2391d13849f0d1c4cc5fc52b1b7b0a08a19e37344c06f1c54781044895f40a31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2391d13849f0d1c4cc5fc52b1b7b0a08a19e37344c06f1c54781044895f40a31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2391d13849f0d1c4cc5fc52b1b7b0a08a19e37344c06f1c54781044895f40a31", kill_on_drop: false }`
[INFO] [stdout] 2391d13849f0d1c4cc5fc52b1b7b0a08a19e37344c06f1c54781044895f40a31
[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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8040168074c1198c902ca5732f47fcca77a260008c79c67e8e08711efbd8547d
[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" "8040168074c1198c902ca5732f47fcca77a260008c79c67e8e08711efbd8547d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.29
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]     Checking dtoa v0.4.5
[INFO] [stderr]     Checking podio v0.1.7
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking filetime v0.2.10
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking tar v0.4.28
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking zip v0.5.5
[INFO] [stderr]    Compiling openssl-sys v0.9.57
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking atomicwrites v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]     Checking http_req v0.6.1
[INFO] [stderr]     Checking serde_yaml v0.8.12
[INFO] [stderr]     Checking tool-tool v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.65s
[INFO] running `Command { std: "docker" "inspect" "8040168074c1198c902ca5732f47fcca77a260008c79c67e8e08711efbd8547d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8040168074c1198c902ca5732f47fcca77a260008c79c67e8e08711efbd8547d", kill_on_drop: false }`
[INFO] [stdout] 8040168074c1198c902ca5732f47fcca77a260008c79c67e8e08711efbd8547d