[INFO] fetching crate rutcl 1.0.1...
[INFO] testing rutcl-1.0.1 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate rutcl 1.0.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate rutcl 1.0.1
[INFO] finished tweaking crates.io crate rutcl 1.0.1
[INFO] tweaked toml for crates.io crate rutcl 1.0.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rutcl 1.0.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 25 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59d03d0aaf5400dadd40b4de4b9f4c89f1b0b077478efe8a0b1ec2d2d040280f
[INFO] running `Command { std: "docker" "start" "-a" "59d03d0aaf5400dadd40b4de4b9f4c89f1b0b077478efe8a0b1ec2d2d040280f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59d03d0aaf5400dadd40b4de4b9f4c89f1b0b077478efe8a0b1ec2d2d040280f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59d03d0aaf5400dadd40b4de4b9f4c89f1b0b077478efe8a0b1ec2d2d040280f", kill_on_drop: false }`
[INFO] [stdout] 59d03d0aaf5400dadd40b4de4b9f4c89f1b0b077478efe8a0b1ec2d2d040280f
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2f7214b65d5341d78b980f303c9d45d084395c0c649ce7e5e662e59699a8ff2
[INFO] running `Command { std: "docker" "start" "-a" "f2f7214b65d5341d78b980f303c9d45d084395c0c649ce7e5e662e59699a8ff2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling rutcl v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.56s
[INFO] running `Command { std: "docker" "inspect" "f2f7214b65d5341d78b980f303c9d45d084395c0c649ce7e5e662e59699a8ff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2f7214b65d5341d78b980f303c9d45d084395c0c649ce7e5e662e59699a8ff2", kill_on_drop: false }`
[INFO] [stdout] f2f7214b65d5341d78b980f303c9d45d084395c0c649ce7e5e662e59699a8ff2
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8dc85080317752ab8da18d0e57bf77ce84e9f7b2c6b618e4ce79faad262692d2
[INFO] running `Command { std: "docker" "start" "-a" "8dc85080317752ab8da18d0e57bf77ce84e9f7b2c6b618e4ce79faad262692d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling csv-core v0.1.13
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling csv v1.4.0
[INFO] [stderr]    Compiling serde_test v1.0.177
[INFO] [stderr]    Compiling rutcl v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: couldn't read `src/../../../fixtures/samples.csv`: No such file or directory (os error 2)
[INFO] [stdout]   --> src/tests.rs:12:23
[INFO] [stdout]    |
[INFO] [stdout] 12 | const SAMPLES: &str = include_str!("../../../fixtures/samples.csv");
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rutcl` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "8dc85080317752ab8da18d0e57bf77ce84e9f7b2c6b618e4ce79faad262692d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dc85080317752ab8da18d0e57bf77ce84e9f7b2c6b618e4ce79faad262692d2", kill_on_drop: false }`
[INFO] [stdout] 8dc85080317752ab8da18d0e57bf77ce84e9f7b2c6b618e4ce79faad262692d2