[INFO] fetching crate error_mancer 0.4.3...
[INFO] checking error_mancer-0.4.3 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] extracting crate error_mancer 0.4.3 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate error_mancer 0.4.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate error_mancer 0.4.3
[INFO] tweaked toml for crates.io crate error_mancer 0.4.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate error_mancer 0.4.3 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 error_mancer 0.4.3 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded toml_datetime v0.6.8
[INFO] [stderr]   Downloaded toml v0.8.19
[INFO] [stderr]   Downloaded error_mancer_macros v0.4.3
[INFO] [stderr]   Downloaded itoa v1.0.11
[INFO] [stderr]   Downloaded convert_case v0.6.0
[INFO] [stderr]   Downloaded thiserror-impl v2.0.3
[INFO] [stderr]   Downloaded thiserror v2.0.3
[INFO] [stderr]   Downloaded anyhow v1.0.93
[INFO] [stderr]   Downloaded serde v1.0.214
[INFO] [stderr]   Downloaded indexmap v2.6.0
[INFO] [stderr]   Downloaded serde_json v1.0.132
[INFO] [stderr]   Downloaded unicode-segmentation v1.12.0
[INFO] [stderr]   Downloaded miniz_oxide v0.8.4
[INFO] [stderr]   Downloaded syn v2.0.87
[INFO] [stderr]   Downloaded hashbrown v0.15.1
[INFO] [stderr]   Downloaded winnow v0.6.20
[INFO] [stderr]   Downloaded toml_edit v0.22.22
[INFO] [stderr]   Downloaded trybuild v1.0.101
[INFO] [stderr]   Downloaded proc-macro2 v1.0.89
[INFO] [stderr]   Downloaded glob v0.3.1
[INFO] [stderr]   Downloaded serde_spanned v0.6.8
[INFO] [stderr]   Downloaded unicode-ident v1.0.13
[INFO] [stderr]   Downloaded target-triple v0.1.3
[INFO] [stderr]   Downloaded libc v0.2.169
[INFO] [stderr]   Downloaded tokio v1.43.0
[INFO] [stderr]   Downloaded serde_derive v1.0.214
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33b52db3e5612afde41bd39103fb0359df2e576bf69961c8767b8282de1fc684
[INFO] running `Command { std: "docker" "start" "-a" "33b52db3e5612afde41bd39103fb0359df2e576bf69961c8767b8282de1fc684", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33b52db3e5612afde41bd39103fb0359df2e576bf69961c8767b8282de1fc684", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33b52db3e5612afde41bd39103fb0359df2e576bf69961c8767b8282de1fc684", kill_on_drop: false }`
[INFO] [stdout] 33b52db3e5612afde41bd39103fb0359df2e576bf69961c8767b8282de1fc684
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1d6ded613181cd314e4c2c4e33ba8ce5df3fcb4cba49decdf85e80ec0738926
[INFO] running `Command { std: "docker" "start" "-a" "b1d6ded613181cd314e4c2c4e33ba8ce5df3fcb4cba49decdf85e80ec0738926", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling serde v1.0.214
[INFO] [stderr]     Checking hashbrown v0.15.1
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]     Checking winnow v0.6.20
[INFO] [stderr]    Compiling target-triple v0.1.3
[INFO] [stderr]    Compiling serde_json v1.0.132
[INFO] [stderr]    Compiling thiserror v2.0.3
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]    Compiling anyhow v1.0.93
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking indexmap v2.6.0
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]     Checking toml_datetime v0.6.8
[INFO] [stderr]     Checking serde_spanned v0.6.8
[INFO] [stderr]     Checking toml_edit v0.22.22
[INFO] [stderr]     Checking toml v0.8.19
[INFO] [stderr]    Compiling thiserror-impl v2.0.3
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.214
[INFO] [stderr]    Compiling error_mancer_macros v0.4.3
[INFO] [stderr]     Checking error_mancer v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tokio v1.43.0
[INFO] [stderr]     Checking trybuild v1.0.101
[INFO] [stdout] warning: struct `Err1` is never constructed
[INFO] [stdout]  --> tests/derive.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Err1;
[INFO] [stdout]   |        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bar` is never used
[INFO] [stdout]   --> tests/derive.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn bar() {
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Bar` is never constructed
[INFO] [stdout]   --> tests/derive.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct Bar;
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Test` is never constructed
[INFO] [stdout]   --> tests/basic.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | struct Test;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Err1` is never constructed
[INFO] [stdout]  --> tests/name.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Err1;
[INFO] [stdout]   |        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.07s
[INFO] running `Command { std: "docker" "inspect" "b1d6ded613181cd314e4c2c4e33ba8ce5df3fcb4cba49decdf85e80ec0738926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1d6ded613181cd314e4c2c4e33ba8ce5df3fcb4cba49decdf85e80ec0738926", kill_on_drop: false }`
[INFO] [stdout] b1d6ded613181cd314e4c2c4e33ba8ce5df3fcb4cba49decdf85e80ec0738926