[INFO] fetching crate onto 0.1.0...
[INFO] testing onto-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate onto 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate onto 0.1.0
[INFO] finished tweaking crates.io crate onto 0.1.0
[INFO] tweaked toml for crates.io crate onto 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate onto 0.1.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate onto 0.1.0 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-2025-10-28" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e62f7d569fe43fba485a475cdd92e491ca2bae8054e733735704625b7b61b32f
[INFO] running `Command { std: "docker" "start" "-a" "e62f7d569fe43fba485a475cdd92e491ca2bae8054e733735704625b7b61b32f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e62f7d569fe43fba485a475cdd92e491ca2bae8054e733735704625b7b61b32f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e62f7d569fe43fba485a475cdd92e491ca2bae8054e733735704625b7b61b32f", kill_on_drop: false }`
[INFO] [stdout] e62f7d569fe43fba485a475cdd92e491ca2bae8054e733735704625b7b61b32f
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d021e6402d844a9aee5904246bef5671733180c1aee232496aef38d9e7be99f
[INFO] running `Command { std: "docker" "start" "-a" "9d021e6402d844a9aee5904246bef5671733180c1aee232496aef38d9e7be99f", kill_on_drop: false }`
[INFO] [stderr] Compiling jobserver v0.1.28
[INFO] [stderr] Compiling memchr v2.7.1
[INFO] [stderr] Compiling regex-syntax v0.8.2
[INFO] [stderr] Compiling anstyle v1.0.6
[INFO] [stderr] Compiling unicode-normalization v0.1.23
[INFO] [stderr] Compiling log v0.4.21
[INFO] [stderr] Compiling syn v2.0.55
[INFO] [stderr] Compiling clap_lex v0.7.0
[INFO] [stderr] Compiling anstream v0.6.13
[INFO] [stderr] Compiling anyhow v1.0.81
[INFO] [stderr] Compiling cc v1.0.90
[INFO] [stderr] Compiling clap_builder v4.5.2
[INFO] [stderr] Compiling aho-corasick v1.1.2
[INFO] [stderr] Compiling idna v0.5.0
[INFO] [stderr] Compiling url v2.5.0
[INFO] [stderr] Compiling openssl-sys v0.9.101
[INFO] [stderr] Compiling libz-sys v1.1.16
[INFO] [stderr] Compiling libssh2-sys v0.3.0
[INFO] [stderr] Compiling libgit2-sys v0.16.2+1.7.2
[INFO] [stderr] Compiling regex-automata v0.4.6
[INFO] [stderr] Compiling clap_derive v4.5.4
[INFO] [stderr] Compiling regex v1.10.3
[INFO] [stderr] Compiling env_filter v0.1.0
[INFO] [stderr] Compiling env_logger v0.11.3
[INFO] [stderr] Compiling clap v4.5.4
[INFO] [stderr] Compiling git2 v0.18.3
[INFO] [stderr] Compiling onto v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 06s
[INFO] running `Command { std: "docker" "inspect" "9d021e6402d844a9aee5904246bef5671733180c1aee232496aef38d9e7be99f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d021e6402d844a9aee5904246bef5671733180c1aee232496aef38d9e7be99f", kill_on_drop: false }`
[INFO] [stdout] 9d021e6402d844a9aee5904246bef5671733180c1aee232496aef38d9e7be99f
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b3c5763d2ede80c27eaaa51490f294381d53682bcafa89c7aee82694decfe01
[INFO] running `Command { std: "docker" "start" "-a" "4b3c5763d2ede80c27eaaa51490f294381d53682bcafa89c7aee82694decfe01", kill_on_drop: false }`
[INFO] [stderr] Compiling regex-automata v0.4.6
[INFO] [stderr] Compiling num-traits v0.2.18
[INFO] [stderr] Compiling doc-comment v0.3.3
[INFO] [stderr] Compiling predicates-core v1.0.6
[INFO] [stderr] Compiling termtree v0.4.1
[INFO] [stderr] Compiling normalize-line-endings v0.3.0
[INFO] [stderr] Compiling difflib v0.4.0
[INFO] [stderr] Compiling assert_cmd v2.0.14
[INFO] [stderr] Compiling wait-timeout v0.2.0
[INFO] [stderr] Compiling predicates-tree v1.0.9
[INFO] [stderr] Compiling float-cmp v0.9.0
[INFO] [stderr] Compiling regex v1.10.3
[INFO] [stderr] Compiling bstr v1.9.1
[INFO] [stderr] Compiling env_filter v0.1.0
[INFO] [stderr] Compiling predicates v3.1.0
[INFO] [stderr] Compiling env_logger v0.11.3
[INFO] [stderr] Compiling onto v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout] --> tests/repro.rs:136:27
[INFO] [stdout] |
[INFO] [stdout] 136 | fn find_last_commit(repo: &Repository) -> Result