[INFO] cloning repository https://github.com/nobuyukiikeda/rust_rpn_calculator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nobuyukiikeda/rust_rpn_calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnobuyukiikeda%2Frust_rpn_calculator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnobuyukiikeda%2Frust_rpn_calculator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ff4caf5d67a5a80e2c99f3188429b2a27b9dd837
[INFO] checking nobuyukiikeda/rust_rpn_calculator against try#8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346 for pr-86194
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnobuyukiikeda%2Frust_rpn_calculator" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nobuyukiikeda/rust_rpn_calculator on toolchain 8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nobuyukiikeda/rust_rpn_calculator
[INFO] finished tweaking git repo https://github.com/nobuyukiikeda/rust_rpn_calculator
[INFO] tweaked toml for git repo https://github.com/nobuyukiikeda/rust_rpn_calculator written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/nobuyukiikeda/rust_rpn_calculator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f72ce6e47eae8fbffe1aef8b09ed056fe2e4957d0778851b22b23529f9c3c52e
[INFO] running `Command { std: "docker" "start" "-a" "f72ce6e47eae8fbffe1aef8b09ed056fe2e4957d0778851b22b23529f9c3c52e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f72ce6e47eae8fbffe1aef8b09ed056fe2e4957d0778851b22b23529f9c3c52e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f72ce6e47eae8fbffe1aef8b09ed056fe2e4957d0778851b22b23529f9c3c52e", kill_on_drop: false }`
[INFO] [stdout] f72ce6e47eae8fbffe1aef8b09ed056fe2e4957d0778851b22b23529f9c3c52e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 798c360dd99357789dd7202e7643749e9053560392a498ebf44d93444f643d77
[INFO] running `Command { std: "docker" "start" "-a" "798c360dd99357789dd7202e7643749e9053560392a498ebf44d93444f643d77", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]     Checking clap v3.0.0-beta.2
[INFO] [stderr]     Checking rpncalc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.52s
[INFO] running `Command { std: "docker" "inspect" "798c360dd99357789dd7202e7643749e9053560392a498ebf44d93444f643d77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "798c360dd99357789dd7202e7643749e9053560392a498ebf44d93444f643d77", kill_on_drop: false }`
[INFO] [stdout] 798c360dd99357789dd7202e7643749e9053560392a498ebf44d93444f643d77