[INFO] fetching crate mser 2.0.8...
[INFO] testing mser-2.0.8 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate mser 2.0.8 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate mser 2.0.8
[INFO] finished tweaking crates.io crate mser 2.0.8
[INFO] tweaked toml for crates.io crate mser 2.0.8 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mser 2.0.8 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] crate crates.io crate mser 2.0.8 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" "+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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 4e07192b8c23208a6fcc8b6800f821f046bdbb75792d63092258b0acf85f170e
[INFO] running `Command { std: "docker" "start" "-a" "4e07192b8c23208a6fcc8b6800f821f046bdbb75792d63092258b0acf85f170e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e07192b8c23208a6fcc8b6800f821f046bdbb75792d63092258b0acf85f170e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e07192b8c23208a6fcc8b6800f821f046bdbb75792d63092258b0acf85f170e", kill_on_drop: false }`
[INFO] [stdout] 4e07192b8c23208a6fcc8b6800f821f046bdbb75792d63092258b0acf85f170e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 5e1bc5d4307275334905ca5b34adca04d3a071476918c6ea08341075a48a3c56
[INFO] running `Command { std: "docker" "start" "-a" "5e1bc5d4307275334905ca5b34adca04d3a071476918c6ea08341075a48a3c56", kill_on_drop: false }`
[INFO] [stderr]    Compiling erasable v1.3.0
[INFO] [stderr]    Compiling ptr-union v2.3.0
[INFO] [stderr]    Compiling simdutf8 v0.1.5
[INFO] [stderr]    Compiling uuid v1.16.0
[INFO] [stderr]    Compiling smol_str v0.3.2
[INFO] [stderr]    Compiling mser v2.0.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.44s
[INFO] running `Command { std: "docker" "inspect" "5e1bc5d4307275334905ca5b34adca04d3a071476918c6ea08341075a48a3c56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e1bc5d4307275334905ca5b34adca04d3a071476918c6ea08341075a48a3c56", kill_on_drop: false }`
[INFO] [stdout] 5e1bc5d4307275334905ca5b34adca04d3a071476918c6ea08341075a48a3c56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] f61a571651337e9dbfc69a4bc4e231c96bd4fd03271f6907cd45b5b24fa75076
[INFO] running `Command { std: "docker" "start" "-a" "f61a571651337e9dbfc69a4bc4e231c96bd4fd03271f6907cd45b5b24fa75076", kill_on_drop: false }`
[INFO] [stderr]    Compiling mser v2.0.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "f61a571651337e9dbfc69a4bc4e231c96bd4fd03271f6907cd45b5b24fa75076", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f61a571651337e9dbfc69a4bc4e231c96bd4fd03271f6907cd45b5b24fa75076", kill_on_drop: false }`
[INFO] [stdout] f61a571651337e9dbfc69a4bc4e231c96bd4fd03271f6907cd45b5b24fa75076
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] b0ee1a03444679a1cb59e1ba5bdfba7982dd2fe469dcf005618e8e251db33d54
[INFO] running `Command { std: "docker" "start" "-a" "b0ee1a03444679a1cb59e1ba5bdfba7982dd2fe469dcf005618e8e251db33d54", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mser-85147c0c09ee66ab)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test integer::test ... ok
[INFO] [stdout] test varint::test_varint ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mser
[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" "b0ee1a03444679a1cb59e1ba5bdfba7982dd2fe469dcf005618e8e251db33d54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0ee1a03444679a1cb59e1ba5bdfba7982dd2fe469dcf005618e8e251db33d54", kill_on_drop: false }`
[INFO] [stdout] b0ee1a03444679a1cb59e1ba5bdfba7982dd2fe469dcf005618e8e251db33d54