[INFO] fetching crate brainfuck-plusplus 1.0.1...
[INFO] checking brainfuck-plusplus-1.0.1 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] extracting crate brainfuck-plusplus 1.0.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate brainfuck-plusplus 1.0.1
[INFO] finished tweaking crates.io crate brainfuck-plusplus 1.0.1
[INFO] tweaked toml for crates.io crate brainfuck-plusplus 1.0.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate brainfuck-plusplus 1.0.1 on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate brainfuck-plusplus 1.0.1 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded owo-colors v3.2.0
[INFO] [stderr]   Downloaded libc v0.2.116
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea7fc79d05e6e6515ae720a7262f39e2de5de1edabbe43767a3f04b73662ee25
[INFO] running `Command { std: "docker" "start" "-a" "ea7fc79d05e6e6515ae720a7262f39e2de5de1edabbe43767a3f04b73662ee25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea7fc79d05e6e6515ae720a7262f39e2de5de1edabbe43767a3f04b73662ee25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea7fc79d05e6e6515ae720a7262f39e2de5de1edabbe43767a3f04b73662ee25", kill_on_drop: false }`
[INFO] [stdout] ea7fc79d05e6e6515ae720a7262f39e2de5de1edabbe43767a3f04b73662ee25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4ac8dd25eea02125d81601b9986b7cbb6bc14f5998d2a1a56eba505c793d92a
[INFO] running `Command { std: "docker" "start" "-a" "e4ac8dd25eea02125d81601b9986b7cbb6bc14f5998d2a1a56eba505c793d92a", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling libc v0.2.116
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking owo-colors v3.2.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking brainfuck-plusplus v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]   --> src/cli.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::path::Path;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.95s
[INFO] running `Command { std: "docker" "inspect" "e4ac8dd25eea02125d81601b9986b7cbb6bc14f5998d2a1a56eba505c793d92a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4ac8dd25eea02125d81601b9986b7cbb6bc14f5998d2a1a56eba505c793d92a", kill_on_drop: false }`
[INFO] [stdout] e4ac8dd25eea02125d81601b9986b7cbb6bc14f5998d2a1a56eba505c793d92a