[INFO] cloning repository https://github.com/SuperTanker/ruplacer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SuperTanker/ruplacer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSuperTanker%2Fruplacer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSuperTanker%2Fruplacer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7f3840c058de5efe46011d0d7a46b7b8a0d76089
[INFO] checking SuperTanker/ruplacer against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSuperTanker%2Fruplacer" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SuperTanker/ruplacer 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/SuperTanker/ruplacer
[INFO] finished tweaking git repo https://github.com/SuperTanker/ruplacer
[INFO] tweaked toml for git repo https://github.com/SuperTanker/ruplacer written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/SuperTanker/ruplacer 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 364823183baa5e18bc0233b07c699488c585c522ca7570c88834b9cb83b91db9
[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" "364823183baa5e18bc0233b07c699488c585c522ca7570c88834b9cb83b91db9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "364823183baa5e18bc0233b07c699488c585c522ca7570c88834b9cb83b91db9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "364823183baa5e18bc0233b07c699488c585c522ca7570c88834b9cb83b91db9", kill_on_drop: false }`
[INFO] [stdout] 364823183baa5e18bc0233b07c699488c585c522ca7570c88834b9cb83b91db9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] a5da9851d752dedba25e1d8df4d3e0c703fe55b4933707d1fa9a727918782a87
[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" "a5da9851d752dedba25e1d8df4d3e0c703fe55b4933707d1fa9a727918782a87", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking isatty v0.1.9
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling syn v0.15.9
[INFO] [stderr]     Checking colored v1.6.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling structopt-derive v0.2.11
[INFO] [stderr]     Checking globset v0.4.6
[INFO] [stderr]     Checking Inflector v0.11.3
[INFO] [stderr]     Checking ignore v0.4.16
[INFO] [stderr]     Checking structopt v0.2.11
[INFO] [stderr]     Checking ruplacer v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.20s
[INFO] running `Command { std: "docker" "inspect" "a5da9851d752dedba25e1d8df4d3e0c703fe55b4933707d1fa9a727918782a87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5da9851d752dedba25e1d8df4d3e0c703fe55b4933707d1fa9a727918782a87", kill_on_drop: false }`
[INFO] [stdout] a5da9851d752dedba25e1d8df4d3e0c703fe55b4933707d1fa9a727918782a87