[INFO] cloning repository https://github.com/gitter-badger/rust_remover
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gitter-badger/rust_remover" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgitter-badger%2Frust_remover", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgitter-badger%2Frust_remover'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b3f798185061a0290bc252c8807fa5ca0911d0c6
[INFO] checking gitter-badger/rust_remover against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgitter-badger%2Frust_remover" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gitter-badger/rust_remover on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gitter-badger/rust_remover
[INFO] finished tweaking git repo https://github.com/gitter-badger/rust_remover
[INFO] tweaked toml for git repo https://github.com/gitter-badger/rust_remover written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/gitter-badger/rust_remover already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/servo/rust-url`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ordered-float v0.4.0
[INFO] [stderr]   Downloaded chrono v0.3.0
[INFO] [stderr]   Downloaded crossbeam v0.2.10
[INFO] [stderr]   Downloaded reqwest v0.6.2
[INFO] [stderr]   Downloaded gcc v0.3.51
[INFO] [stderr]   Downloaded serde_json v1.0.2
[INFO] [stderr]   Downloaded dtoa v0.4.1
[INFO] [stderr]   Downloaded flate2 v0.2.19
[INFO] [stderr]   Downloaded futures v0.1.14
[INFO] [stderr]   Downloaded coco v0.1.1
[INFO] [stderr]   Downloaded rayon-core v1.2.1
[INFO] [stderr]   Downloaded log-mdc v0.1.0
[INFO] [stderr]   Downloaded rustc-serialize v0.3.24
[INFO] [stderr]   Downloaded version_check v0.1.2
[INFO] [stderr]   Downloaded serde_yaml v0.7.1
[INFO] [stderr]   Downloaded libflate v0.1.8
[INFO] [stderr]   Downloaded yaml-rust v0.3.5
[INFO] [stderr]   Downloaded mime_guess v1.8.1
[INFO] [stderr]   Downloaded opus v0.1.1
[INFO] [stderr]   Downloaded chrono v0.4.0
[INFO] [stderr]   Downloaded openssl v0.9.14
[INFO] [stderr]   Downloaded lazy_static v0.2.8
[INFO] [stderr]   Downloaded byteorder v1.0.0
[INFO] [stderr]   Downloaded unreachable v0.1.1
[INFO] [stderr]   Downloaded linked-hash-map v0.3.0
[INFO] [stderr]   Downloaded log4rs v0.7.0
[INFO] [stderr]   Downloaded either v1.1.0
[INFO] [stderr]   Downloaded antidote v1.0.0
[INFO] [stderr]   Downloaded num-integer v0.1.34
[INFO] [stderr]   Downloaded num-traits v0.1.39
[INFO] [stderr]   Downloaded lazy_static v0.1.16
[INFO] [stderr]   Downloaded sodiumoxide v0.0.12
[INFO] [stderr]   Downloaded quick-error v1.2.0
[INFO] [stderr]   Downloaded hyper v0.10.12
[INFO] [stderr]   Downloaded openssl-sys v0.9.14
[INFO] [stderr]   Downloaded num-iter v0.1.33
[INFO] [stderr]   Downloaded rust-crypto v0.2.36
[INFO] [stderr]   Downloaded hyper-native-tls v0.2.4
[INFO] [stderr]   Downloaded humantime v1.0.0
[INFO] [stderr]   Downloaded rand v0.3.15
[INFO] [stderr]   Downloaded libsodium-sys v0.0.12
[INFO] [stderr]   Downloaded opus-sys v0.2.1
[INFO] [stderr]   Downloaded num_cpus v1.6.2
[INFO] [stderr]   Downloaded fnv v1.0.5
[INFO] [stderr]   Downloaded rayon v0.8.2
[INFO] [stderr]   Downloaded serde v1.0.9
[INFO] [stderr]   Downloaded unicode-bidi v0.3.3
[INFO] [stderr]   Downloaded idna v0.1.2
[INFO] [stderr]   Downloaded libc v0.2.24
[INFO] [stderr]   Downloaded psutil v1.0.0
[INFO] [stderr]   Downloaded scopeguard v0.3.2
[INFO] [stderr]   Downloaded base64 v0.5.2
[INFO] [stderr]   Downloaded security-framework v0.1.14
[INFO] [stderr]   Downloaded security-framework-sys v0.1.14
[INFO] [stderr]   Downloaded serde_derive v1.0.9
[INFO] [stderr]   Downloaded time v0.1.37
[INFO] [stderr]   Downloaded websocket v0.20.2
[INFO] [stderr]   Downloaded serde_derive_internals v0.15.1
[INFO] [stderr]   Downloaded sha1 v0.2.0
[INFO] [stderr]   Downloaded num v0.1.39
[INFO] [stderr]   Downloaded miniz-sys v0.1.9
[INFO] [stderr]   Downloaded multipart v0.13.1
[INFO] [stderr]   Downloaded redox_syscall v0.1.19
[INFO] [stderr]   Downloaded itoa v0.3.1
[INFO] [stderr]   Downloaded schannel v0.1.7
[INFO] [stderr]   Downloaded serde-value v0.5.0
[INFO] [stderr]   Downloaded serenity v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c4670f84e1ae9986cd224a7c36e4e2955ece3933e3d03055d7f8050984d02e2
[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" "5c4670f84e1ae9986cd224a7c36e4e2955ece3933e3d03055d7f8050984d02e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c4670f84e1ae9986cd224a7c36e4e2955ece3933e3d03055d7f8050984d02e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c4670f84e1ae9986cd224a7c36e4e2955ece3933e3d03055d7f8050984d02e2", kill_on_drop: false }`
[INFO] [stdout] 5c4670f84e1ae9986cd224a7c36e4e2955ece3933e3d03055d7f8050984d02e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c75ce80542145031889da8ca4b9d44494ca588ccca6f03c1665b3bfb56780b8e
[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" "c75ce80542145031889da8ca4b9d44494ca588ccca6f03c1665b3bfb56780b8e", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] no edition found in manifest, probably 2015, skipping
[INFO] running `Command { std: "docker" "inspect" "c75ce80542145031889da8ca4b9d44494ca588ccca6f03c1665b3bfb56780b8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c75ce80542145031889da8ca4b9d44494ca588ccca6f03c1665b3bfb56780b8e", kill_on_drop: false }`
[INFO] [stdout] c75ce80542145031889da8ca4b9d44494ca588ccca6f03c1665b3bfb56780b8e