[INFO] fetching crate ech 0.0.4...
[INFO] testing ech-0.0.4 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate ech 0.0.4 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate ech 0.0.4
[INFO] finished tweaking crates.io crate ech 0.0.4
[INFO] tweaked toml for crates.io crate ech 0.0.4 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ech 0.0.4 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 ech 0.0.4 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] be1ae8e3b2e13b71330f1d1d0cac43d09921f884cf3f7a3c0828fe6081675d86
[INFO] running `Command { std: "docker" "start" "-a" "be1ae8e3b2e13b71330f1d1d0cac43d09921f884cf3f7a3c0828fe6081675d86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be1ae8e3b2e13b71330f1d1d0cac43d09921f884cf3f7a3c0828fe6081675d86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be1ae8e3b2e13b71330f1d1d0cac43d09921f884cf3f7a3c0828fe6081675d86", kill_on_drop: false }`
[INFO] [stdout] be1ae8e3b2e13b71330f1d1d0cac43d09921f884cf3f7a3c0828fe6081675d86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] f03ce7dff6b926fda9cbe7f599234b5c0fd59315f57f6a7954638987764a3788
[INFO] running `Command { std: "docker" "start" "-a" "f03ce7dff6b926fda9cbe7f599234b5c0fd59315f57f6a7954638987764a3788", kill_on_drop: false }`
[INFO] [stderr]    Compiling ech v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "f03ce7dff6b926fda9cbe7f599234b5c0fd59315f57f6a7954638987764a3788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f03ce7dff6b926fda9cbe7f599234b5c0fd59315f57f6a7954638987764a3788", kill_on_drop: false }`
[INFO] [stdout] f03ce7dff6b926fda9cbe7f599234b5c0fd59315f57f6a7954638987764a3788
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 51f1c5e2076f14dd0a8214dcc2b269d9e67a5938f84f9c655f44f52cc12399c8
[INFO] running `Command { std: "docker" "start" "-a" "51f1c5e2076f14dd0a8214dcc2b269d9e67a5938f84f9c655f44f52cc12399c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling ech v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "51f1c5e2076f14dd0a8214dcc2b269d9e67a5938f84f9c655f44f52cc12399c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51f1c5e2076f14dd0a8214dcc2b269d9e67a5938f84f9c655f44f52cc12399c8", kill_on_drop: false }`
[INFO] [stdout] 51f1c5e2076f14dd0a8214dcc2b269d9e67a5938f84f9c655f44f52cc12399c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e3f89f0e5f3c78440bb4b7b37be2f9e296f1fb2deb8585709ce66baa0331007b
[INFO] running `Command { std: "docker" "start" "-a" "e3f89f0e5f3c78440bb4b7b37be2f9e296f1fb2deb8585709ce66baa0331007b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ech-2fd839b2c7c9264d)
[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" "e3f89f0e5f3c78440bb4b7b37be2f9e296f1fb2deb8585709ce66baa0331007b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3f89f0e5f3c78440bb4b7b37be2f9e296f1fb2deb8585709ce66baa0331007b", kill_on_drop: false }`
[INFO] [stdout] e3f89f0e5f3c78440bb4b7b37be2f9e296f1fb2deb8585709ce66baa0331007b