[INFO] fetching crate shell-candy 0.4.0...
[INFO] checking shell-candy-0.4.0 against master#18a6d911caba59605eb03db1452848a85d2e5879 for pr-112743
[INFO] extracting crate shell-candy 0.4.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate shell-candy 0.4.0 on toolchain 18a6d911caba59605eb03db1452848a85d2e5879
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate shell-candy 0.4.0
[INFO] finished tweaking crates.io crate shell-candy 0.4.0
[INFO] tweaked toml for crates.io crate shell-candy 0.4.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate shell-candy 0.4.0 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" "+18a6d911caba59605eb03db1452848a85d2e5879" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8483b9f72fb31d15a380edb73f38d44c1ad10a36cc756989ad9b93ae707e6f38
[INFO] running `Command { std: "docker" "start" "-a" "8483b9f72fb31d15a380edb73f38d44c1ad10a36cc756989ad9b93ae707e6f38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8483b9f72fb31d15a380edb73f38d44c1ad10a36cc756989ad9b93ae707e6f38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8483b9f72fb31d15a380edb73f38d44c1ad10a36cc756989ad9b93ae707e6f38", kill_on_drop: false }`
[INFO] [stdout] 8483b9f72fb31d15a380edb73f38d44c1ad10a36cc756989ad9b93ae707e6f38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53fb631a40723dd9418445ee4fae5c0329ee81bbfdb9abf7b276e0d457ed9637
[INFO] running `Command { std: "docker" "start" "-a" "53fb631a40723dd9418445ee4fae5c0329ee81bbfdb9abf7b276e0d457ed9637", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling cc v1.0.76
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling tokio v1.21.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.12
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.11
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]     Checking futures-sink v0.3.25
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking futures-io v0.3.25
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling serde v1.0.147
[INFO] [stderr]     Checking num_cpus v1.14.0
[INFO] [stderr]     Checking mio v0.8.5
[INFO] [stderr]     Checking socket2 v0.4.7
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stderr]    Compiling openssl-sys v0.9.77
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]    Compiling openssl v0.10.42
[INFO] [stderr]    Compiling anyhow v1.0.66
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]    Compiling semver v1.0.14
[INFO] [stderr]     Checking url v2.3.1
[INFO] [stderr]     Checking which v4.3.0
[INFO] [stderr]     Checking ipnet v2.5.1
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.37
[INFO] [stderr]     Checking tokio-util v0.7.4
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking h2 v0.3.15
[INFO] [stderr]     Checking shell-candy v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking hyper v0.14.23
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.12
[INFO] [stdout] warning: unused import: `ShellTaskLog`
[INFO] [stdout]  --> examples/no_rust_two_dot_oh.rs:3:49
[INFO] [stdout]   |
[INFO] [stdout] 3 | use shell_candy::{ShellTask, ShellTaskBehavior, ShellTaskLog, ShellTaskOutput};
[INFO] [stdout]   |                                                 ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]   --> examples/no_rust_two_dot_oh.rs:13:33
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let task_result = task.run(|line| ShellTaskBehavior::<()>::Passthrough)?;
[INFO] [stdout]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.78s
[INFO] running `Command { std: "docker" "inspect" "53fb631a40723dd9418445ee4fae5c0329ee81bbfdb9abf7b276e0d457ed9637", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53fb631a40723dd9418445ee4fae5c0329ee81bbfdb9abf7b276e0d457ed9637", kill_on_drop: false }`
[INFO] [stdout] 53fb631a40723dd9418445ee4fae5c0329ee81bbfdb9abf7b276e0d457ed9637