[INFO] cloning repository https://github.com/rembo10/laptop-lights
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rembo10/laptop-lights" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frembo10%2Flaptop-lights", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frembo10%2Flaptop-lights'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f5f4c2da9923907c823ff248eee73c971f96cd89
[INFO] checking rembo10/laptop-lights against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frembo10%2Flaptop-lights" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rembo10/laptop-lights on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rembo10/laptop-lights
[INFO] finished tweaking git repo https://github.com/rembo10/laptop-lights
[INFO] tweaked toml for git repo https://github.com/rembo10/laptop-lights written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/rembo10/laptop-lights already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 201035dbbafedf11e5a54df78b52d62cf6fe4ed5ead1119a715600066be480a0
[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" "201035dbbafedf11e5a54df78b52d62cf6fe4ed5ead1119a715600066be480a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "201035dbbafedf11e5a54df78b52d62cf6fe4ed5ead1119a715600066be480a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "201035dbbafedf11e5a54df78b52d62cf6fe4ed5ead1119a715600066be480a0", kill_on_drop: false }`
[INFO] [stdout] 201035dbbafedf11e5a54df78b52d62cf6fe4ed5ead1119a715600066be480a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "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] a9f1c2fc4bdffd78e8b7f5f10a1a20e6ee5d6de13c39aff93869f625774adb27
[INFO] running `Command { std: "docker" "start" "-a" "a9f1c2fc4bdffd78e8b7f5f10a1a20e6ee5d6de13c39aff93869f625774adb27", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]    Compiling serde v1.0.78
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking linked-hash-map v0.5.1
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking rust-ini v0.12.2
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.6.2
[INFO] [stderr]     Checking yaml-rust v0.4.0
[INFO] [stderr]     Checking memchr v2.0.2
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking aho-corasick v0.6.8
[INFO] [stderr]     Checking nom v4.0.0
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling syn v0.15.3
[INFO] [stderr]     Checking serde_test v0.8.23
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking serde-hjson v0.8.1
[INFO] [stderr]     Checking regex v1.0.5
[INFO] [stderr]    Compiling serde_derive v1.0.78
[INFO] [stderr]     Checking toml v0.4.6
[INFO] [stderr]     Checking serde_json v1.0.27
[INFO] [stderr]     Checking config v0.9.0
[INFO] [stderr]     Checking docopt v1.0.1
[INFO] [stderr]     Checking laptop-lights v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.98s
[INFO] running `Command { std: "docker" "inspect" "a9f1c2fc4bdffd78e8b7f5f10a1a20e6ee5d6de13c39aff93869f625774adb27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9f1c2fc4bdffd78e8b7f5f10a1a20e6ee5d6de13c39aff93869f625774adb27", kill_on_drop: false }`
[INFO] [stdout] a9f1c2fc4bdffd78e8b7f5f10a1a20e6ee5d6de13c39aff93869f625774adb27