[INFO] fetching crate cmd_lib 1.1.0...
[INFO] checking cmd_lib-1.1.0 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate cmd_lib 1.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate cmd_lib 1.1.0 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cmd_lib 1.1.0
[INFO] finished tweaking crates.io crate cmd_lib 1.1.0
[INFO] tweaked toml for crates.io crate cmd_lib 1.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate cmd_lib 1.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a9c8691da26af14639c4e4330f763ece0256749561aa5daf510f0170bc4ca03
[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" "7a9c8691da26af14639c4e4330f763ece0256749561aa5daf510f0170bc4ca03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a9c8691da26af14639c4e4330f763ece0256749561aa5daf510f0170bc4ca03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a9c8691da26af14639c4e4330f763ece0256749561aa5daf510f0170bc4ca03", kill_on_drop: false }`
[INFO] [stdout] 7a9c8691da26af14639c4e4330f763ece0256749561aa5daf510f0170bc4ca03
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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] 58aa5b213a6276dba8c1526b2ebad28c59967f1eaa26f3d0ae2e2f572f12a87b
[INFO] running `Command { std: "docker" "start" "-a" "58aa5b213a6276dba8c1526b2ebad28c59967f1eaa26f3d0ae2e2f572f12a87b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking utf8-width v0.1.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking os_pipe v0.9.2
[INFO] [stderr]     Checking faccess v0.2.3
[INFO] [stderr]     Checking byte-unit v4.0.11
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking crossbeam-epoch v0.9.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling cmd_lib_macros v1.1.0
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking cmd_lib v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.54s
[INFO] running `Command { std: "docker" "inspect" "58aa5b213a6276dba8c1526b2ebad28c59967f1eaa26f3d0ae2e2f572f12a87b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58aa5b213a6276dba8c1526b2ebad28c59967f1eaa26f3d0ae2e2f572f12a87b", kill_on_drop: false }`
[INFO] [stdout] 58aa5b213a6276dba8c1526b2ebad28c59967f1eaa26f3d0ae2e2f572f12a87b