[INFO] fetching crate rpn_calc_JM 0.1.1...
[INFO] building rpn_calc_JM-0.1.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate rpn_calc_JM 0.1.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate rpn_calc_JM 0.1.1
[INFO] finished tweaking crates.io crate rpn_calc_JM 0.1.1
[INFO] tweaked toml for crates.io crate rpn_calc_JM 0.1.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rpn_calc_JM 0.1.1 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b86c610ac609a48b70c17533e54a0f2bf2582bec0f53cf4267fc581e9608379e
[INFO] running `Command { std: "docker" "start" "-a" "b86c610ac609a48b70c17533e54a0f2bf2582bec0f53cf4267fc581e9608379e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b86c610ac609a48b70c17533e54a0f2bf2582bec0f53cf4267fc581e9608379e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b86c610ac609a48b70c17533e54a0f2bf2582bec0f53cf4267fc581e9608379e", kill_on_drop: false }`
[INFO] [stdout] b86c610ac609a48b70c17533e54a0f2bf2582bec0f53cf4267fc581e9608379e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4adebeac55e98a74564eb560e404cc7c0deff4aa42a2be9e68ec1f79c0cfa314
[INFO] running `Command { std: "docker" "start" "-a" "4adebeac55e98a74564eb560e404cc7c0deff4aa42a2be9e68ec1f79c0cfa314", kill_on_drop: false }`
[INFO] [stderr]    Compiling rpn_calc_JM v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `rpn_calc_JM` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `rpn_calc_jm`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "4adebeac55e98a74564eb560e404cc7c0deff4aa42a2be9e68ec1f79c0cfa314", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4adebeac55e98a74564eb560e404cc7c0deff4aa42a2be9e68ec1f79c0cfa314", kill_on_drop: false }`
[INFO] [stdout] 4adebeac55e98a74564eb560e404cc7c0deff4aa42a2be9e68ec1f79c0cfa314
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 565c4a028af0431ad679b832639be3e381fc1a7d9ff8694d006fe420dd115346
[INFO] running `Command { std: "docker" "start" "-a" "565c4a028af0431ad679b832639be3e381fc1a7d9ff8694d006fe420dd115346", kill_on_drop: false }`
[INFO] [stdout] warning: crate `rpn_calc_JM` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `rpn_calc_jm`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rpn_calc_JM v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "565c4a028af0431ad679b832639be3e381fc1a7d9ff8694d006fe420dd115346", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "565c4a028af0431ad679b832639be3e381fc1a7d9ff8694d006fe420dd115346", kill_on_drop: false }`
[INFO] [stdout] 565c4a028af0431ad679b832639be3e381fc1a7d9ff8694d006fe420dd115346