[INFO] fetching crate tree-crasher-python 0.4.0...
[INFO] testing tree-crasher-python-0.4.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate tree-crasher-python 0.4.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate tree-crasher-python 0.4.0
[INFO] finished tweaking crates.io crate tree-crasher-python 0.4.0
[INFO] tweaked toml for crates.io crate tree-crasher-python 0.4.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tree-crasher-python 0.4.0 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] crate crates.io crate tree-crasher-python 0.4.0 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-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] 45f0c22f38b8a459b637f54e02610975cc78ea8f289a2e0dbfec9012a68a3b71
[INFO] running `Command { std: "docker" "start" "-a" "45f0c22f38b8a459b637f54e02610975cc78ea8f289a2e0dbfec9012a68a3b71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45f0c22f38b8a459b637f54e02610975cc78ea8f289a2e0dbfec9012a68a3b71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45f0c22f38b8a459b637f54e02610975cc78ea8f289a2e0dbfec9012a68a3b71", kill_on_drop: false }`
[INFO] [stdout] 45f0c22f38b8a459b637f54e02610975cc78ea8f289a2e0dbfec9012a68a3b71
[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] 1c8023c52c680ff8a2aa0d95739ae3a75cd9a4d0c5e9d482ce96652d248a6fa1
[INFO] running `Command { std: "docker" "start" "-a" "1c8023c52c680ff8a2aa0d95739ae3a75cd9a4d0c5e9d482ce96652d248a6fa1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling proc-macro2 v1.0.55
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling io-lifetimes v1.0.9
[INFO] [stderr]    Compiling rustix v0.37.6
[INFO] [stderr]    Compiling regex-syntax v0.7.4
[INFO] [stderr]    Compiling linux-raw-sys v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.159
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.159
[INFO] [stderr]    Compiling tree-sitter v0.20.10
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]    Compiling aho-corasick v1.0.1
[INFO] [stderr]    Compiling serde_json v1.0.95
[INFO] [stderr]    Compiling anstyle-parse v0.2.0
[INFO] [stderr]    Compiling anstyle v1.0.0
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling tracing-core v0.1.30
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling clap_lex v0.5.0
[INFO] [stderr]    Compiling anyhow v1.0.72
[INFO] [stderr]    Compiling tree-sitter-python v0.20.2
[INFO] [stderr]    Compiling nu-ansi-term v0.48.0
[INFO] [stderr]    Compiling syn v2.0.13
[INFO] [stderr]    Compiling regex-automata v0.3.3
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling clap_derive v4.3.12
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]    Compiling regex v1.9.1
[INFO] [stderr]    Compiling is-terminal v0.4.6
[INFO] [stderr]    Compiling tempfile v3.5.0
[INFO] [stderr]    Compiling anstream v0.3.2
[INFO] [stderr]    Compiling clap_builder v4.3.12
[INFO] [stderr]    Compiling tree-sitter-traversal v0.1.2
[INFO] [stderr]    Compiling tree-sitter-edit v0.3.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.23
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling clap v4.3.12
[INFO] [stderr]    Compiling clap-verbosity-flag v2.0.1
[INFO] [stderr]    Compiling treereduce v0.3.0
[INFO] [stderr]    Compiling tree-splicer v0.5.0
[INFO] [stderr]    Compiling tree-crasher v0.4.0
[INFO] [stderr]    Compiling tree-crasher-python v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.13s
[INFO] running `Command { std: "docker" "inspect" "1c8023c52c680ff8a2aa0d95739ae3a75cd9a4d0c5e9d482ce96652d248a6fa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c8023c52c680ff8a2aa0d95739ae3a75cd9a4d0c5e9d482ce96652d248a6fa1", kill_on_drop: false }`
[INFO] [stdout] 1c8023c52c680ff8a2aa0d95739ae3a75cd9a4d0c5e9d482ce96652d248a6fa1
[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] a3a6d9e0652c6ed92d24d02e0b146d45924c88b46f68ac6744cce9e44392e010
[INFO] running `Command { std: "docker" "start" "-a" "a3a6d9e0652c6ed92d24d02e0b146d45924c88b46f68ac6744cce9e44392e010", kill_on_drop: false }`
[INFO] [stderr]    Compiling tree-crasher-python v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "a3a6d9e0652c6ed92d24d02e0b146d45924c88b46f68ac6744cce9e44392e010", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3a6d9e0652c6ed92d24d02e0b146d45924c88b46f68ac6744cce9e44392e010", kill_on_drop: false }`
[INFO] [stdout] a3a6d9e0652c6ed92d24d02e0b146d45924c88b46f68ac6744cce9e44392e010
[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] 77a1b87d32a30c4a233fd8330bf3f8abbbb34a9fa795c168f82e59b55c3c3e96
[INFO] running `Command { std: "docker" "start" "-a" "77a1b87d32a30c4a233fd8330bf3f8abbbb34a9fa795c168f82e59b55c3c3e96", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tree_crasher_python-6138483eb92d310d)
[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" "77a1b87d32a30c4a233fd8330bf3f8abbbb34a9fa795c168f82e59b55c3c3e96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77a1b87d32a30c4a233fd8330bf3f8abbbb34a9fa795c168f82e59b55c3c3e96", kill_on_drop: false }`
[INFO] [stdout] 77a1b87d32a30c4a233fd8330bf3f8abbbb34a9fa795c168f82e59b55c3c3e96