[INFO] fetching crate mers 0.9.26...
[INFO] testing mers-0.9.26 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate mers 0.9.26 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate mers 0.9.26
[INFO] finished tweaking crates.io crate mers 0.9.26
[INFO] tweaked toml for crates.io crate mers 0.9.26 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mers 0.9.26 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 mers 0.9.26 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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af6b044f8ec64ae8c8b06d3c2f5f1ce39b38d811d775b902246381cc50e50e1f
[INFO] running `Command { std: "docker" "start" "-a" "af6b044f8ec64ae8c8b06d3c2f5f1ce39b38d811d775b902246381cc50e50e1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af6b044f8ec64ae8c8b06d3c2f5f1ce39b38d811d775b902246381cc50e50e1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af6b044f8ec64ae8c8b06d3c2f5f1ce39b38d811d775b902246381cc50e50e1f", kill_on_drop: false }`
[INFO] [stdout] af6b044f8ec64ae8c8b06d3c2f5f1ce39b38d811d775b902246381cc50e50e1f
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50c59dbd2666b2512d03350976be2beb31213b2e052798ccc5d4f2682056e24a
[INFO] running `Command { std: "docker" "start" "-a" "50c59dbd2666b2512d03350976be2beb31213b2e052798ccc5d4f2682056e24a", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]    Compiling line-span v0.1.5
[INFO] [stderr]    Compiling colored v2.1.0
[INFO] [stderr]    Compiling anstyle-parse v0.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling anstream v0.3.2
[INFO] [stderr]    Compiling mers_lib v0.9.26
[INFO] [stderr]    Compiling clap_builder v4.3.19
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling syn v2.0.27
[INFO] [stderr]    Compiling clap_derive v4.3.12
[INFO] [stderr]    Compiling clap v4.3.19
[INFO] [stderr]    Compiling mers v0.9.26 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.88s
[INFO] running `Command { std: "docker" "inspect" "50c59dbd2666b2512d03350976be2beb31213b2e052798ccc5d4f2682056e24a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50c59dbd2666b2512d03350976be2beb31213b2e052798ccc5d4f2682056e24a", kill_on_drop: false }`
[INFO] [stdout] 50c59dbd2666b2512d03350976be2beb31213b2e052798ccc5d4f2682056e24a
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d2e4db74f7cd77500280473caa60a47e3aa8b2e423cb25f8f48df4ae5304202
[INFO] running `Command { std: "docker" "start" "-a" "8d2e4db74f7cd77500280473caa60a47e3aa8b2e423cb25f8f48df4ae5304202", kill_on_drop: false }`
[INFO] [stderr]    Compiling mers v0.9.26 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "8d2e4db74f7cd77500280473caa60a47e3aa8b2e423cb25f8f48df4ae5304202", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d2e4db74f7cd77500280473caa60a47e3aa8b2e423cb25f8f48df4ae5304202", kill_on_drop: false }`
[INFO] [stdout] 8d2e4db74f7cd77500280473caa60a47e3aa8b2e423cb25f8f48df4ae5304202
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 08d5996177b59663fb3a33716c86c7a81cd9d7bc37e28f6ad917778d5de6115f
[INFO] running `Command { std: "docker" "start" "-a" "08d5996177b59663fb3a33716c86c7a81cd9d7bc37e28f6ad917778d5de6115f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mers-6b90a38ca98933c3)
[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" "08d5996177b59663fb3a33716c86c7a81cd9d7bc37e28f6ad917778d5de6115f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08d5996177b59663fb3a33716c86c7a81cd9d7bc37e28f6ad917778d5de6115f", kill_on_drop: false }`
[INFO] [stdout] 08d5996177b59663fb3a33716c86c7a81cd9d7bc37e28f6ad917778d5de6115f