[INFO] cloning repository https://github.com/j0yen/careen-guard
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/j0yen/careen-guard" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fj0yen%2Fcareen-guard", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fj0yen%2Fcareen-guard'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 251c568756b3737d163ed8144f0da0984f501289
[INFO] checking j0yen/careen-guard against 3154cc1a3e6424e44f438a95007d043ed5ceaaf6 for pr-133502-30
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fj0yen%2Fcareen-guard" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-7-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/j0yen/careen-guard
[INFO] finished tweaking git repo https://github.com/j0yen/careen-guard
[INFO] tweaked toml for git repo https://github.com/j0yen/careen-guard written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/j0yen/careen-guard on toolchain 3154cc1a3e6424e44f438a95007d043ed5ceaaf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/j0yen/careen-guard 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" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 7c219ca4547f2b02694bc923ab3c7a809498dca1915153d9a6092e5b77c65e48
[INFO] running `Command { std: "docker" "start" "7c219ca4547f2b02694bc923ab3c7a809498dca1915153d9a6092e5b77c65e48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c219ca4547f2b02694bc923ab3c7a809498dca1915153d9a6092e5b77c65e48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7c219ca4547f2b02694bc923ab3c7a809498dca1915153d9a6092e5b77c65e48" "/opt/rustwide/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c219ca4547f2b02694bc923ab3c7a809498dca1915153d9a6092e5b77c65e48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7c219ca4547f2b02694bc923ab3c7a809498dca1915153d9a6092e5b77c65e48" "/opt/rustwide/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]    Compiling serde_json v1.0.150
[INFO] [stderr]     Checking rustix v1.1.4
[INFO] [stderr]     Checking once_cell v1.21.4
[INFO] [stderr]     Checking memchr v2.8.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking bit-vec v0.8.0
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]     Checking bit-set v0.8.0
[INFO] [stderr]    Compiling syn v2.0.118
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking wait-timeout v0.2.1
[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]     Checking rand v0.9.4
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand_xorshift v0.4.0
[INFO] [stderr]     Checking rusty-fork v0.3.1
[INFO] [stderr]     Checking proptest v1.11.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling clap_derive v4.6.1
[INFO] [stderr]     Checking clap v4.6.1
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking serde_spanned v0.6.9
[INFO] [stderr]     Checking toml_datetime v0.6.11
[INFO] [stderr]     Checking chrono v0.4.45
[INFO] [stderr]     Checking toml_edit v0.22.27
[INFO] [stderr]     Checking toml v0.8.23
[INFO] [stderr]     Checking careen-guard v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: unused `ExitCode` that must be used
[INFO] [stdout]   --> tests/acceptance_ac3.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     careen_guard::guard::run(&args).expect("guard run should succeed");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unused-must-use`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let _ = careen_guard::guard::run(&args).expect("guard run should succeed");
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `careen-guard` (test "acceptance_ac3") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: unused `ExitCode` that must be used
[INFO] [stdout]   --> tests/acceptance_ac7.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     careen_guard::guard::run(&args).expect("guard run");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unused-must-use`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 45 |     let _ = careen_guard::guard::run(&args).expect("guard run");
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused `ExitCode` that must be used
[INFO] [stdout]   --> tests/acceptance_ac7.rs:85:5
[INFO] [stdout]    |
[INFO] [stdout] 85 |     careen_guard::guard::run(&args).expect("first run");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 85 |     let _ = careen_guard::guard::run(&args).expect("first run");
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused `ExitCode` that must be used
[INFO] [stdout]   --> tests/acceptance_ac7.rs:86:5
[INFO] [stdout]    |
[INFO] [stdout] 86 |     careen_guard::guard::run(&args).expect("second run");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let _ = careen_guard::guard::run(&args).expect("second run");
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `careen-guard` (test "acceptance_ac7") due to 3 previous errors
[INFO] [stdout] error: unused `ExitCode` that must be used
[INFO] [stdout]   --> tests/acceptance_ac8.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     careen_guard::guard::run(&args).expect("guard run should succeed");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unused-must-use`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 61 |     let _ = careen_guard::guard::run(&args).expect("guard run should succeed");
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused `ExitCode` that must be used
[INFO] [stdout]   --> tests/acceptance_ac2.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     careen_guard::guard::run(&args).expect("guard run should succeed");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unused-must-use`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let _ = careen_guard::guard::run(&args).expect("guard run should succeed");
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `careen-guard` (test "acceptance_ac8") due to 1 previous error
[INFO] [stdout] error: unused `ExitCode` that must be used
[INFO] [stdout]   --> tests/acceptance_ac4.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     careen_guard::guard::run(&args).expect("guard run should return Ok(ExitCode)");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unused-must-use`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let _ = careen_guard::guard::run(&args).expect("guard run should return Ok(ExitCode)");
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `careen-guard` (test "acceptance_ac2") due to 1 previous error
[INFO] [stderr] error: could not compile `careen-guard` (test "acceptance_ac4") due to 1 previous error
[INFO] [stdout] error: unused `ExitCode` that must be used
[INFO] [stdout]   --> tests/acceptance_ac6.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     careen_guard::guard::run(&args).expect("guard run should succeed");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unused-must-use`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let _ = careen_guard::guard::run(&args).expect("guard run should succeed");
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused `ExitCode` that must be used
[INFO] [stdout]   --> tests/acceptance_ac1.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     careen_guard::guard::run(&args).expect("guard run should succeed");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unused-must-use`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let _ = careen_guard::guard::run(&args).expect("guard run should succeed");
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `careen-guard` (test "acceptance_ac6") due to 1 previous error
[INFO] [stderr] error: could not compile `careen-guard` (test "acceptance_ac1") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "7c219ca4547f2b02694bc923ab3c7a809498dca1915153d9a6092e5b77c65e48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c219ca4547f2b02694bc923ab3c7a809498dca1915153d9a6092e5b77c65e48", kill_on_drop: false }`
[INFO] [stdout] 7c219ca4547f2b02694bc923ab3c7a809498dca1915153d9a6092e5b77c65e48
