[INFO] fetching crate rconc 1.1.0...
[INFO] testing rconc-1.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate rconc 1.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate rconc 1.1.0
[INFO] finished tweaking crates.io crate rconc 1.1.0
[INFO] tweaked toml for crates.io crate rconc 1.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rconc 1.1.0 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 rconc 1.1.0 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 54938b9e3d738203f8a30cbd82e0c9317539eb36544f9b432b6706b13a8ffa67
[INFO] running `Command { std: "docker" "start" "-a" "54938b9e3d738203f8a30cbd82e0c9317539eb36544f9b432b6706b13a8ffa67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54938b9e3d738203f8a30cbd82e0c9317539eb36544f9b432b6706b13a8ffa67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54938b9e3d738203f8a30cbd82e0c9317539eb36544f9b432b6706b13a8ffa67", kill_on_drop: false }`
[INFO] [stdout] 54938b9e3d738203f8a30cbd82e0c9317539eb36544f9b432b6706b13a8ffa67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 94a64488f3c4058f55e0c225d3cf8c6eb3ed1d2dd13eef76712c2ef964fda458
[INFO] running `Command { std: "docker" "start" "-a" "94a64488f3c4058f55e0c225d3cf8c6eb3ed1d2dd13eef76712c2ef964fda458", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling libc v0.2.170
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling anstyle v1.0.10
[INFO] [stderr]    Compiling colorchoice v1.0.3
[INFO] [stderr]    Compiling anstyle-parse v0.2.6
[INFO] [stderr]    Compiling anstyle-query v1.1.2
[INFO] [stderr]    Compiling unicode-width v0.2.0
[INFO] [stderr]    Compiling anyhow v1.0.97
[INFO] [stderr]    Compiling anstream v0.6.18
[INFO] [stderr]    Compiling quote v1.0.39
[INFO] [stderr]    Compiling syn v2.0.99
[INFO] [stderr]    Compiling terminal_size v0.4.1
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling socket2 v0.5.8
[INFO] [stderr]    Compiling clap_builder v4.5.31
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling clap_derive v4.5.28
[INFO] [stderr]    Compiling tokio v1.44.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling clap v4.5.31
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling rconc v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.18s
[INFO] running `Command { std: "docker" "inspect" "94a64488f3c4058f55e0c225d3cf8c6eb3ed1d2dd13eef76712c2ef964fda458", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94a64488f3c4058f55e0c225d3cf8c6eb3ed1d2dd13eef76712c2ef964fda458", kill_on_drop: false }`
[INFO] [stdout] 94a64488f3c4058f55e0c225d3cf8c6eb3ed1d2dd13eef76712c2ef964fda458
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] a1df0d9f8126ffc948fb8527b8ea710b6febe2bd16d10d51f519099cec190a4c
[INFO] running `Command { std: "docker" "start" "-a" "a1df0d9f8126ffc948fb8527b8ea710b6febe2bd16d10d51f519099cec190a4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rconc v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "a1df0d9f8126ffc948fb8527b8ea710b6febe2bd16d10d51f519099cec190a4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1df0d9f8126ffc948fb8527b8ea710b6febe2bd16d10d51f519099cec190a4c", kill_on_drop: false }`
[INFO] [stdout] a1df0d9f8126ffc948fb8527b8ea710b6febe2bd16d10d51f519099cec190a4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] f42e4588c37606e51fd097478b9c700be34b659b7d77e2a9273877f66d59fa88
[INFO] running `Command { std: "docker" "start" "-a" "f42e4588c37606e51fd097478b9c700be34b659b7d77e2a9273877f66d59fa88", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rconc-705b055fdf1742be)
[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" "f42e4588c37606e51fd097478b9c700be34b659b7d77e2a9273877f66d59fa88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f42e4588c37606e51fd097478b9c700be34b659b7d77e2a9273877f66d59fa88", kill_on_drop: false }`
[INFO] [stdout] f42e4588c37606e51fd097478b9c700be34b659b7d77e2a9273877f66d59fa88