[INFO] fetching crate scientist 0.1.2...
[INFO] testing scientist-0.1.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate scientist 0.1.2 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate scientist 0.1.2
[INFO] finished tweaking crates.io crate scientist 0.1.2
[INFO] tweaked toml for crates.io crate scientist 0.1.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate scientist 0.1.2 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] cf0b265b0872f7c16da5fb9a6d303f4ef4957184f7c103ff178dcff2aee39b06
[INFO] running `Command { std: "docker" "start" "-a" "cf0b265b0872f7c16da5fb9a6d303f4ef4957184f7c103ff178dcff2aee39b06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf0b265b0872f7c16da5fb9a6d303f4ef4957184f7c103ff178dcff2aee39b06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf0b265b0872f7c16da5fb9a6d303f4ef4957184f7c103ff178dcff2aee39b06", kill_on_drop: false }`
[INFO] [stdout] cf0b265b0872f7c16da5fb9a6d303f4ef4957184f7c103ff178dcff2aee39b06
[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] 22fc85aaf117ec00f8bcd2913007a9c5594bfc938e6ca0379fcd568a4c70f4b8
[INFO] running `Command { std: "docker" "start" "-a" "22fc85aaf117ec00f8bcd2913007a9c5594bfc938e6ca0379fcd568a4c70f4b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling scientist v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "22fc85aaf117ec00f8bcd2913007a9c5594bfc938e6ca0379fcd568a4c70f4b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22fc85aaf117ec00f8bcd2913007a9c5594bfc938e6ca0379fcd568a4c70f4b8", kill_on_drop: false }`
[INFO] [stdout] 22fc85aaf117ec00f8bcd2913007a9c5594bfc938e6ca0379fcd568a4c70f4b8
[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] c1bea7b36c5effa86a21a16351912eeffa8b7434d29c07bbfc466b771b261667
[INFO] running `Command { std: "docker" "start" "-a" "c1bea7b36c5effa86a21a16351912eeffa8b7434d29c07bbfc466b771b261667", kill_on_drop: false }`
[INFO] [stderr]    Compiling scientist v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "c1bea7b36c5effa86a21a16351912eeffa8b7434d29c07bbfc466b771b261667", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1bea7b36c5effa86a21a16351912eeffa8b7434d29c07bbfc466b771b261667", kill_on_drop: false }`
[INFO] [stdout] c1bea7b36c5effa86a21a16351912eeffa8b7434d29c07bbfc466b771b261667
[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] 383316532f79fa5fa1a6f5ec880f6df21cecb8a201206da2d8c2e593fbd45473
[INFO] running `Command { std: "docker" "start" "-a" "383316532f79fa5fa1a6f5ec880f6df21cecb8a201206da2d8c2e593fbd45473", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/scientist-76b73f8f43fb886e)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests scientist
[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] [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" "383316532f79fa5fa1a6f5ec880f6df21cecb8a201206da2d8c2e593fbd45473", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "383316532f79fa5fa1a6f5ec880f6df21cecb8a201206da2d8c2e593fbd45473", kill_on_drop: false }`
[INFO] [stdout] 383316532f79fa5fa1a6f5ec880f6df21cecb8a201206da2d8c2e593fbd45473