[INFO] cloning repository https://github.com/guangie88/sum_count_files
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/guangie88/sum_count_files" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguangie88%2Fsum_count_files", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguangie88%2Fsum_count_files'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a01732ad26c82b7179145a60ebbbaac9458e07ae
[INFO] checking guangie88/sum_count_files against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguangie88%2Fsum_count_files" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/guangie88/sum_count_files 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/guangie88/sum_count_files
[INFO] finished tweaking git repo https://github.com/guangie88/sum_count_files
[INFO] tweaked toml for git repo https://github.com/guangie88/sum_count_files written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/guangie88/sum_count_files 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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c282d649fa2964fb1795deacf28064d0b87f063940418160de2cb88fb922644a
[INFO] running `Command { std: "docker" "start" "-a" "c282d649fa2964fb1795deacf28064d0b87f063940418160de2cb88fb922644a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c282d649fa2964fb1795deacf28064d0b87f063940418160de2cb88fb922644a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c282d649fa2964fb1795deacf28064d0b87f063940418160de2cb88fb922644a", kill_on_drop: false }`
[INFO] [stdout] c282d649fa2964fb1795deacf28064d0b87f063940418160de2cb88fb922644a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 0b01ef93dc4458d0b25b895162217c83a5cd1aaaf8b053980b97966d625d2a1d
[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" "0b01ef93dc4458d0b25b895162217c83a5cd1aaaf8b053980b97966d625d2a1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.3
[INFO] [stderr]     Checking num-traits v0.1.41
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking serde v1.0.24
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking linked-hash-map v0.5.0
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking atty v0.2.3
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking humantime v1.0.0
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking yaml-rust v0.4.0
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking clap v2.29.0
[INFO] [stderr]     Checking simple_logger v0.4.0
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking ordered-float v0.5.0
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]     Checking num v0.1.41
[INFO] [stderr]     Checking chrono v0.3.0
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]    Compiling serde_derive_internals v0.18.0
[INFO] [stderr]    Compiling structopt-derive v0.1.5
[INFO] [stderr]     Checking flate2 v0.2.20
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.24
[INFO] [stderr]     Checking serde_json v1.0.8
[INFO] [stderr]     Checking serde-value v0.5.1
[INFO] [stderr]     Checking serde_yaml v0.7.3
[INFO] [stderr]     Checking structopt v0.1.5
[INFO] [stderr]     Checking log4rs v0.7.0
[INFO] [stderr]     Checking backtrace v0.3.4
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]     Checking sum_count_files v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.95s
[INFO] running `Command { std: "docker" "inspect" "0b01ef93dc4458d0b25b895162217c83a5cd1aaaf8b053980b97966d625d2a1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b01ef93dc4458d0b25b895162217c83a5cd1aaaf8b053980b97966d625d2a1d", kill_on_drop: false }`
[INFO] [stdout] 0b01ef93dc4458d0b25b895162217c83a5cd1aaaf8b053980b97966d625d2a1d