[INFO] cloning repository https://github.com/WoongE/study_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/WoongE/study_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWoongE%2Fstudy_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWoongE%2Fstudy_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 778de101e004f4eb3a7ba41884a3e618b7d95fb0
[INFO] checking WoongE/study_rust against master#406e03fd02faf5cc8409a8b6b04c26990d6227e6 for pr-101437-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWoongE%2Fstudy_rust" "/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/WoongE/study_rust on toolchain 406e03fd02faf5cc8409a8b6b04c26990d6227e6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+406e03fd02faf5cc8409a8b6b04c26990d6227e6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/WoongE/study_rust
[INFO] finished tweaking git repo https://github.com/WoongE/study_rust
[INFO] tweaked toml for git repo https://github.com/WoongE/study_rust written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/WoongE/study_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+406e03fd02faf5cc8409a8b6b04c26990d6227e6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded getrandom v0.2.6
[INFO] [stderr]   Downloaded libc v0.2.123
[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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+406e03fd02faf5cc8409a8b6b04c26990d6227e6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c8ec5a47c105e908ef2fb305535b22ed91c988f8fa89117345e7dbdd2184693
[INFO] running `Command { std: "docker" "start" "-a" "2c8ec5a47c105e908ef2fb305535b22ed91c988f8fa89117345e7dbdd2184693", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c8ec5a47c105e908ef2fb305535b22ed91c988f8fa89117345e7dbdd2184693", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c8ec5a47c105e908ef2fb305535b22ed91c988f8fa89117345e7dbdd2184693", kill_on_drop: false }`
[INFO] [stdout] 2c8ec5a47c105e908ef2fb305535b22ed91c988f8fa89117345e7dbdd2184693
[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" "RUSTDOCFLAGS=--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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+406e03fd02faf5cc8409a8b6b04c26990d6227e6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c491ad00662ed464d7704964715e235256a2553eccbb24014dd53fa892fed1ea
[INFO] running `Command { std: "docker" "start" "-a" "c491ad00662ed464d7704964715e235256a2553eccbb24014dd53fa892fed1ea", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking study_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.97s
[INFO] running `Command { std: "docker" "inspect" "c491ad00662ed464d7704964715e235256a2553eccbb24014dd53fa892fed1ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c491ad00662ed464d7704964715e235256a2553eccbb24014dd53fa892fed1ea", kill_on_drop: false }`
[INFO] [stdout] c491ad00662ed464d7704964715e235256a2553eccbb24014dd53fa892fed1ea