[INFO] fetching crate rubber-stamp 0.1.0...
[INFO] testing rubber-stamp-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate rubber-stamp 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate rubber-stamp 0.1.0
[INFO] finished tweaking crates.io crate rubber-stamp 0.1.0
[INFO] tweaked toml for crates.io crate rubber-stamp 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rubber-stamp 0.1.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1791f26343210964524814ad5bdc897cf4b33102e3f3ea9ead973ef0df4f7592
[INFO] running `Command { std: "docker" "start" "-a" "1791f26343210964524814ad5bdc897cf4b33102e3f3ea9ead973ef0df4f7592", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1791f26343210964524814ad5bdc897cf4b33102e3f3ea9ead973ef0df4f7592", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1791f26343210964524814ad5bdc897cf4b33102e3f3ea9ead973ef0df4f7592", kill_on_drop: false }`
[INFO] [stdout] 1791f26343210964524814ad5bdc897cf4b33102e3f3ea9ead973ef0df4f7592
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17909d58eb765fab248c40b96abde3e32c209d75a2e52ab05aabd14ee7071146
[INFO] running `Command { std: "docker" "start" "-a" "17909d58eb765fab248c40b96abde3e32c209d75a2e52ab05aabd14ee7071146", kill_on_drop: false }`
[INFO] [stderr]    Compiling rubber-stamp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "17909d58eb765fab248c40b96abde3e32c209d75a2e52ab05aabd14ee7071146", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17909d58eb765fab248c40b96abde3e32c209d75a2e52ab05aabd14ee7071146", kill_on_drop: false }`
[INFO] [stdout] 17909d58eb765fab248c40b96abde3e32c209d75a2e52ab05aabd14ee7071146
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae8d3707179c3407d199e950d8d96f4f7628d3e38992a4e4aa5534fe725e81a9
[INFO] running `Command { std: "docker" "start" "-a" "ae8d3707179c3407d199e950d8d96f4f7628d3e38992a4e4aa5534fe725e81a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling rubber-stamp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "ae8d3707179c3407d199e950d8d96f4f7628d3e38992a4e4aa5534fe725e81a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae8d3707179c3407d199e950d8d96f4f7628d3e38992a4e4aa5534fe725e81a9", kill_on_drop: false }`
[INFO] [stdout] ae8d3707179c3407d199e950d8d96f4f7628d3e38992a4e4aa5534fe725e81a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] afcc23d2eaa015bb79ae5dec8b62a98e3344ef09f7c12717a3332a99dcf55f28
[INFO] running `Command { std: "docker" "start" "-a" "afcc23d2eaa015bb79ae5dec8b62a98e3344ef09f7c12717a3332a99dcf55f28", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rubber_stamp-a64c874a419cdf67)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rubber_stamp
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "afcc23d2eaa015bb79ae5dec8b62a98e3344ef09f7c12717a3332a99dcf55f28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afcc23d2eaa015bb79ae5dec8b62a98e3344ef09f7c12717a3332a99dcf55f28", kill_on_drop: false }`
[INFO] [stdout] afcc23d2eaa015bb79ae5dec8b62a98e3344ef09f7c12717a3332a99dcf55f28