[INFO] fetching crate rigor 0.2.1...
[INFO] building rigor-0.2.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate rigor 0.2.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate rigor 0.2.1
[INFO] finished tweaking crates.io crate rigor 0.2.1
[INFO] tweaked toml for crates.io crate rigor 0.2.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rigor 0.2.1 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rigor 0.2.1 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustls-pki-types v1.9.0
[INFO] [stderr]   Downloaded tempfile v3.13.0
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.43
[INFO] [stderr]   Downloaded similar v2.6.0
[INFO] [stderr]   Downloaded cc v1.1.28
[INFO] [stderr]   Downloaded insta v1.40.0
[INFO] [stderr]   Downloaded reqwest v0.12.8
[INFO] [stderr]   Downloaded syn v2.0.79
[INFO] [stderr]   Downloaded rustix v0.38.37
[INFO] [stderr]   Downloaded rustls v0.23.14
[INFO] [stderr]   Downloaded web-sys v0.3.70
[INFO] [stderr]   Downloaded libc v0.2.159
[INFO] [stderr]   Downloaded proc-macro2 v1.0.87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8918391a8c91a603ef80b1f154327c7d60903f7992452bc7889645ef43819d88
[INFO] running `Command { std: "docker" "start" "-a" "8918391a8c91a603ef80b1f154327c7d60903f7992452bc7889645ef43819d88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8918391a8c91a603ef80b1f154327c7d60903f7992452bc7889645ef43819d88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8918391a8c91a603ef80b1f154327c7d60903f7992452bc7889645ef43819d88", kill_on_drop: false }`
[INFO] [stdout] 8918391a8c91a603ef80b1f154327c7d60903f7992452bc7889645ef43819d88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8795826f9c14d34f2a73403152821cad09a80111de3e2fe9eb86954c11f16035
[INFO] running `Command { std: "docker" "start" "-a" "8795826f9c14d34f2a73403152821cad09a80111de3e2fe9eb86954c11f16035", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.87
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]    Compiling bytes v1.7.2
[INFO] [stderr]    Compiling openssl v0.10.66
[INFO] [stderr]    Compiling cc v1.1.28
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling hashbrown v0.15.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling rustls-pki-types v1.9.0
[INFO] [stderr]    Compiling encoding_rs v0.8.34
[INFO] [stderr]    Compiling clap_builder v4.5.20
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling similar v2.6.0
[INFO] [stderr]    Compiling http v1.1.0
[INFO] [stderr]    Compiling pretty_assertions v1.4.1
[INFO] [stderr]    Compiling rustls-pemfile v2.2.0
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling indexmap v2.6.0
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling mio v1.0.2
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling console v0.15.8
[INFO] [stderr]    Compiling url v2.5.2
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]    Compiling insta v1.40.0
[INFO] [stderr]    Compiling openssl-sys v0.9.103
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling http-body-util v0.1.2
[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]    Compiling clap_derive v4.5.18
[INFO] [stderr]    Compiling tokio v1.40.0
[INFO] [stderr]    Compiling clap v4.5.20
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling tokio-util v0.7.12
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling h2 v0.4.6
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling serde_json v1.0.128
[INFO] [stderr]    Compiling hyper v1.4.1
[INFO] [stderr]    Compiling hyper-util v0.1.9
[INFO] [stderr]    Compiling hyper-tls v0.6.0
[INFO] [stderr]    Compiling reqwest v0.12.8
[INFO] [stderr]    Compiling rigor v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `SnapshotDiff` is never constructed
[INFO] [stdout]   --> src/snap.rs:11:19
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub(crate) struct SnapshotDiff {
[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 `Diff` is never constructed
[INFO] [stdout]   --> src/snap.rs:16:19
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub(crate) struct Diff {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.48s
[INFO] running `Command { std: "docker" "inspect" "8795826f9c14d34f2a73403152821cad09a80111de3e2fe9eb86954c11f16035", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8795826f9c14d34f2a73403152821cad09a80111de3e2fe9eb86954c11f16035", kill_on_drop: false }`
[INFO] [stdout] 8795826f9c14d34f2a73403152821cad09a80111de3e2fe9eb86954c11f16035
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4bae2c51f6c9e4be9b2e5a1f4cd0b26cfd2da47d1ada0913f5b4a27da835bdfe
[INFO] running `Command { std: "docker" "start" "-a" "4bae2c51f6c9e4be9b2e5a1f4cd0b26cfd2da47d1ada0913f5b4a27da835bdfe", kill_on_drop: false }`
[INFO] [stderr]    Compiling rigor v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `SnapshotDiff` is never constructed
[INFO] [stdout]   --> src/snap.rs:11:19
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub(crate) struct SnapshotDiff {
[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 `Diff` is never constructed
[INFO] [stdout]   --> src/snap.rs:16:19
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub(crate) struct Diff {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "4bae2c51f6c9e4be9b2e5a1f4cd0b26cfd2da47d1ada0913f5b4a27da835bdfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bae2c51f6c9e4be9b2e5a1f4cd0b26cfd2da47d1ada0913f5b4a27da835bdfe", kill_on_drop: false }`
[INFO] [stdout] 4bae2c51f6c9e4be9b2e5a1f4cd0b26cfd2da47d1ada0913f5b4a27da835bdfe