[INFO] fetching crate krec 0.3.1...
[INFO] testing krec-0.3.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate krec 0.3.1 into /workspace/builds/worker-3-tc2/source
[INFO] removed /workspace/builds/worker-3-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate krec 0.3.1
[INFO] finished tweaking crates.io crate krec 0.3.1
[INFO] tweaked toml for crates.io crate krec 0.3.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate krec 0.3.1 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] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 83 packages to latest compatible versions
[INFO] [stderr]       Adding prost v0.13.5 (available: v0.14.1)
[INFO] [stderr]       Adding prost-build v0.12.6 (available: v0.14.1)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[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] 775231e7646f6f47d44bdca81ec2a3c1e049f379791b41269eceb7d11247b628
[INFO] running `Command { std: "docker" "start" "-a" "775231e7646f6f47d44bdca81ec2a3c1e049f379791b41269eceb7d11247b628", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "775231e7646f6f47d44bdca81ec2a3c1e049f379791b41269eceb7d11247b628", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "775231e7646f6f47d44bdca81ec2a3c1e049f379791b41269eceb7d11247b628", kill_on_drop: false }`
[INFO] [stdout] 775231e7646f6f47d44bdca81ec2a3c1e049f379791b41269eceb7d11247b628
[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] d3328865955098e22b494fc118eb384b298ef621d22e27ba14f8220943070522
[INFO] running `Command { std: "docker" "start" "-a" "d3328865955098e22b494fc118eb384b298ef621d22e27ba14f8220943070522", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling owo-colors v4.2.3
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling color-spantrace v0.3.0
[INFO] [stderr]    Compiling multimap v0.10.1
[INFO] [stderr]    Compiling indenter v0.3.4
[INFO] [stderr]    Compiling tempfile v3.23.0
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling matchers v0.2.0
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling prost-derive v0.12.6
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling prost-derive v0.13.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling tracing-subscriber v0.3.20
[INFO] [stderr]    Compiling prost v0.12.6
[INFO] [stderr]    Compiling prost v0.13.5
[INFO] [stderr]    Compiling prost-types v0.12.6
[INFO] [stderr]    Compiling tracing-error v0.2.1
[INFO] [stderr]    Compiling color-eyre v0.6.5
[INFO] [stderr]    Compiling prost-build v0.12.6
[INFO] [stderr]    Compiling krec v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.89s
[INFO] running `Command { std: "docker" "inspect" "d3328865955098e22b494fc118eb384b298ef621d22e27ba14f8220943070522", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3328865955098e22b494fc118eb384b298ef621d22e27ba14f8220943070522", kill_on_drop: false }`
[INFO] [stdout] d3328865955098e22b494fc118eb384b298ef621d22e27ba14f8220943070522
[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] e7bad4f80be638d590fb2145905396396029dda75268049423265233193b394b
[INFO] running `Command { std: "docker" "start" "-a" "e7bad4f80be638d590fb2145905396396029dda75268049423265233193b394b", kill_on_drop: false }`
[INFO] [stderr]    Compiling krec v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "e7bad4f80be638d590fb2145905396396029dda75268049423265233193b394b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7bad4f80be638d590fb2145905396396029dda75268049423265233193b394b", kill_on_drop: false }`
[INFO] [stdout] e7bad4f80be638d590fb2145905396396029dda75268049423265233193b394b
[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] 9f5c4cf9193c3224f8fa97798bdd573b481c8a47fbc64912571a23199ddf2713
[INFO] running `Command { std: "docker" "start" "-a" "9f5c4cf9193c3224f8fa97798bdd573b481c8a47fbc64912571a23199ddf2713", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/krec-3d9bbb447144b294)
[INFO] [stderr]    Doc-tests krec
[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] [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" "9f5c4cf9193c3224f8fa97798bdd573b481c8a47fbc64912571a23199ddf2713", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f5c4cf9193c3224f8fa97798bdd573b481c8a47fbc64912571a23199ddf2713", kill_on_drop: false }`
[INFO] [stdout] 9f5c4cf9193c3224f8fa97798bdd573b481c8a47fbc64912571a23199ddf2713