[INFO] cloning repository https://github.com/krathul/flatkrun
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/krathul/flatkrun" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrathul%2Fflatkrun", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrathul%2Fflatkrun'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c6d20f47f614022a4269e45cce10adbc0168d7ff
[INFO] checking krathul/flatkrun against master#4455c8937007f3cc3c078375a335d86dbab391ce for pr-140956
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrathul%2Fflatkrun" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/krathul/flatkrun
[INFO] finished tweaking git repo https://github.com/krathul/flatkrun
[INFO] tweaked toml for git repo https://github.com/krathul/flatkrun written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/krathul/flatkrun on toolchain 4455c8937007f3cc3c078375a335d86dbab391ce
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4455c8937007f3cc3c078375a335d86dbab391ce" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/krathul/flatkrun 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" "+4455c8937007f3cc3c078375a335d86dbab391ce" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+4455c8937007f3cc3c078375a335d86dbab391ce" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5124e5a3d867123ed7c2ca0f568b5e96710e83499783eedbdcbd2055975b1b65
[INFO] running `Command { std: "docker" "start" "-a" "5124e5a3d867123ed7c2ca0f568b5e96710e83499783eedbdcbd2055975b1b65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5124e5a3d867123ed7c2ca0f568b5e96710e83499783eedbdcbd2055975b1b65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5124e5a3d867123ed7c2ca0f568b5e96710e83499783eedbdcbd2055975b1b65", kill_on_drop: false }`
[INFO] [stdout] 5124e5a3d867123ed7c2ca0f568b5e96710e83499783eedbdcbd2055975b1b65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+4455c8937007f3cc3c078375a335d86dbab391ce" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 660e0b301d96a911c4cb27bd4b50aa50168a0834aaac356c782aca971476d791
[INFO] running `Command { std: "docker" "start" "-a" "660e0b301d96a911c4cb27bd4b50aa50168a0834aaac356c782aca971476d791", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]     Checking clap_lex v0.7.2
[INFO] [stderr]     Checking anstyle v1.0.8
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]     Checking clap_builder v4.5.17
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking clap v4.5.17
[INFO] [stderr]     Checking flatkrun-agent v0.1.0 (/opt/rustwide/workdir/crates/flatkrun-agent)
[INFO] [stdout] warning: unused return value of `exec` that must be used
[INFO] [stdout]   --> crates/flatkrun-agent/src/main.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     process::Command::new("/usr/bin/bash").exec();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let _ = process::Command::new("/usr/bin/bash").exec();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `exec` that must be used
[INFO] [stdout]   --> crates/flatkrun-agent/src/main.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     process::Command::new("/usr/bin/bash").exec();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let _ = process::Command::new("/usr/bin/bash").exec();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]     Checking flatkrun v0.1.0 (/opt/rustwide/workdir/crates/flatkrun)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.92s
[INFO] running `Command { std: "docker" "inspect" "660e0b301d96a911c4cb27bd4b50aa50168a0834aaac356c782aca971476d791", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "660e0b301d96a911c4cb27bd4b50aa50168a0834aaac356c782aca971476d791", kill_on_drop: false }`
[INFO] [stdout] 660e0b301d96a911c4cb27bd4b50aa50168a0834aaac356c782aca971476d791