[INFO] updating cached repository https://github.com/artemzi/GCD
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b9a7b6c8da92102ce775d023c5f7ba41fd7393fd
[INFO] checking artemzi/GCD against try#6024cfef3a82f9a7688f07054f1650081bad3af5 for pr-74130
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fartemzi%2FGCD" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/artemzi/GCD on toolchain 6024cfef3a82f9a7688f07054f1650081bad3af5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/artemzi/GCD
[INFO] finished tweaking git repo https://github.com/artemzi/GCD
[INFO] tweaked toml for git repo https://github.com/artemzi/GCD written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/artemzi/GCD already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b0299aaed22fd4817211afaab7162558dbaaa76d71af5a6ac040a93d29d6706
[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" "4b0299aaed22fd4817211afaab7162558dbaaa76d71af5a6ac040a93d29d6706", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b0299aaed22fd4817211afaab7162558dbaaa76d71af5a6ac040a93d29d6706", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b0299aaed22fd4817211afaab7162558dbaaa76d71af5a6ac040a93d29d6706", kill_on_drop: false }`
[INFO] [stdout] 4b0299aaed22fd4817211afaab7162558dbaaa76d71af5a6ac040a93d29d6706
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf36bcc07adaa46d09fe33fdfd1dda427b87a7cfd78712ffa96b9b8c0f6cf8ab
[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" "bf36bcc07adaa46d09fe33fdfd1dda427b87a7cfd78712ffa96b9b8c0f6cf8ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.7
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking modifier v0.1.0
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking error v0.1.9
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]     Checking plugin v0.2.6
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking serde_json v0.8.6
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking conduit-mime-types v0.7.3
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking iron v0.5.1
[INFO] [stderr]     Checking persistent v0.3.0
[INFO] [stderr]     Checking router v0.5.1
[INFO] [stderr]     Checking bodyparser v0.5.0
[INFO] [stderr]     Checking urlencoded v0.5.0
[INFO] [stderr]     Checking iron-gcd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.03s
[INFO] running `Command { std: "docker" "inspect" "bf36bcc07adaa46d09fe33fdfd1dda427b87a7cfd78712ffa96b9b8c0f6cf8ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf36bcc07adaa46d09fe33fdfd1dda427b87a7cfd78712ffa96b9b8c0f6cf8ab", kill_on_drop: false }`
[INFO] [stdout] bf36bcc07adaa46d09fe33fdfd1dda427b87a7cfd78712ffa96b9b8c0f6cf8ab