[INFO] fetching crate csv-merger 0.1.1...
[INFO] testing csv-merger-0.1.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate csv-merger 0.1.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate csv-merger 0.1.1
[INFO] finished tweaking crates.io crate csv-merger 0.1.1
[INFO] tweaked toml for crates.io crate csv-merger 0.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate csv-merger 0.1.1 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] crate crates.io crate csv-merger 0.1.1 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d54c2669fbc22abc6753212fea42186f5e0546f41c16784a707d4d22788b3d2b
[INFO] running `Command { std: "docker" "start" "-a" "d54c2669fbc22abc6753212fea42186f5e0546f41c16784a707d4d22788b3d2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d54c2669fbc22abc6753212fea42186f5e0546f41c16784a707d4d22788b3d2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d54c2669fbc22abc6753212fea42186f5e0546f41c16784a707d4d22788b3d2b", kill_on_drop: false }`
[INFO] [stdout] d54c2669fbc22abc6753212fea42186f5e0546f41c16784a707d4d22788b3d2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 087f263d3d6143f58ae39f8c851f32be160088bc04bf1ac0d13f6d982b8d26a2
[INFO] running `Command { std: "docker" "start" "-a" "087f263d3d6143f58ae39f8c851f32be160088bc04bf1ac0d13f6d982b8d26a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling serde v1.0.159
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling csv v1.2.1
[INFO] [stderr]    Compiling csv-merger v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.85s
[INFO] running `Command { std: "docker" "inspect" "087f263d3d6143f58ae39f8c851f32be160088bc04bf1ac0d13f6d982b8d26a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "087f263d3d6143f58ae39f8c851f32be160088bc04bf1ac0d13f6d982b8d26a2", kill_on_drop: false }`
[INFO] [stdout] 087f263d3d6143f58ae39f8c851f32be160088bc04bf1ac0d13f6d982b8d26a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] af85321eff4b965bf98d7d5211cb38c8a55ea2fc5a027fb8ae09ceac32298661
[INFO] running `Command { std: "docker" "start" "-a" "af85321eff4b965bf98d7d5211cb38c8a55ea2fc5a027fb8ae09ceac32298661", kill_on_drop: false }`
[INFO] [stderr]    Compiling csv-merger v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "af85321eff4b965bf98d7d5211cb38c8a55ea2fc5a027fb8ae09ceac32298661", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af85321eff4b965bf98d7d5211cb38c8a55ea2fc5a027fb8ae09ceac32298661", kill_on_drop: false }`
[INFO] [stdout] af85321eff4b965bf98d7d5211cb38c8a55ea2fc5a027fb8ae09ceac32298661
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 41ef8127d241ea3e43a23d74dcded04d6de08a3424ebff35b459a247b8f5b465
[INFO] running `Command { std: "docker" "start" "-a" "41ef8127d241ea3e43a23d74dcded04d6de08a3424ebff35b459a247b8f5b465", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/csv_merger-be5ff1b9b5e2f1d4)
[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" "41ef8127d241ea3e43a23d74dcded04d6de08a3424ebff35b459a247b8f5b465", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41ef8127d241ea3e43a23d74dcded04d6de08a3424ebff35b459a247b8f5b465", kill_on_drop: false }`
[INFO] [stdout] 41ef8127d241ea3e43a23d74dcded04d6de08a3424ebff35b459a247b8f5b465