[INFO] cloning repository https://github.com/arunkumarsanku/Rust_leraning
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arunkumarsanku/Rust_leraning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farunkumarsanku%2FRust_leraning", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farunkumarsanku%2FRust_leraning'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5079db7ac11a4c73bf4f8a0d5f30e6d7c725bd3f
[INFO] checking arunkumarsanku/Rust_leraning against try#5de9e0e6cf775e94e0de2003f35e183f3f77bfe8 for pr-143808
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farunkumarsanku%2FRust_leraning" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/arunkumarsanku/Rust_leraning
[INFO] finished tweaking git repo https://github.com/arunkumarsanku/Rust_leraning
[INFO] tweaked toml for git repo https://github.com/arunkumarsanku/Rust_leraning written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/arunkumarsanku/Rust_leraning on toolchain 5de9e0e6cf775e94e0de2003f35e183f3f77bfe8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/arunkumarsanku/Rust_leraning already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dafbc4e82c4c9f63e773f37cda1f0edb19702c6b237c147de87fbb95a9a2c3c5
[INFO] running `Command { std: "docker" "start" "-a" "dafbc4e82c4c9f63e773f37cda1f0edb19702c6b237c147de87fbb95a9a2c3c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dafbc4e82c4c9f63e773f37cda1f0edb19702c6b237c147de87fbb95a9a2c3c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dafbc4e82c4c9f63e773f37cda1f0edb19702c6b237c147de87fbb95a9a2c3c5", kill_on_drop: false }`
[INFO] [stdout] dafbc4e82c4c9f63e773f37cda1f0edb19702c6b237c147de87fbb95a9a2c3c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3936930f174a9d51c809064f2ba5c50a33ca420be2558805209ea770c020702c
[INFO] running `Command { std: "docker" "start" "-a" "3936930f174a9d51c809064f2ba5c50a33ca420be2558805209ea770c020702c", kill_on_drop: false }`
[INFO] [stderr]     Checking RUST v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "3936930f174a9d51c809064f2ba5c50a33ca420be2558805209ea770c020702c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3936930f174a9d51c809064f2ba5c50a33ca420be2558805209ea770c020702c", kill_on_drop: false }`
[INFO] [stdout] 3936930f174a9d51c809064f2ba5c50a33ca420be2558805209ea770c020702c