[INFO] fetching crate mutify 0.1.0...
[INFO] testing mutify-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate mutify 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate mutify 0.1.0
[INFO] finished tweaking crates.io crate mutify 0.1.0
[INFO] tweaked toml for crates.io crate mutify 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mutify 0.1.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 673e80f6c97b5a891a0d8b0d2568f823f5907ccd7cf62afb6cdc77bb8e904604
[INFO] running `Command { std: "docker" "start" "-a" "673e80f6c97b5a891a0d8b0d2568f823f5907ccd7cf62afb6cdc77bb8e904604", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "673e80f6c97b5a891a0d8b0d2568f823f5907ccd7cf62afb6cdc77bb8e904604", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "673e80f6c97b5a891a0d8b0d2568f823f5907ccd7cf62afb6cdc77bb8e904604", kill_on_drop: false }`
[INFO] [stdout] 673e80f6c97b5a891a0d8b0d2568f823f5907ccd7cf62afb6cdc77bb8e904604
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 508c316e27fe5055332615a9ed367513286371bb691f3a12a7ecc4977ef7c252
[INFO] running `Command { std: "docker" "start" "-a" "508c316e27fe5055332615a9ed367513286371bb691f3a12a7ecc4977ef7c252", kill_on_drop: false }`
[INFO] [stderr]    Compiling mutify v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "508c316e27fe5055332615a9ed367513286371bb691f3a12a7ecc4977ef7c252", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "508c316e27fe5055332615a9ed367513286371bb691f3a12a7ecc4977ef7c252", kill_on_drop: false }`
[INFO] [stdout] 508c316e27fe5055332615a9ed367513286371bb691f3a12a7ecc4977ef7c252
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e47e43d002e8f213b525030628ebd0ec8448f986303d866f55b1e73b4499229
[INFO] running `Command { std: "docker" "start" "-a" "6e47e43d002e8f213b525030628ebd0ec8448f986303d866f55b1e73b4499229", kill_on_drop: false }`
[INFO] [stderr]    Compiling mutify v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "6e47e43d002e8f213b525030628ebd0ec8448f986303d866f55b1e73b4499229", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e47e43d002e8f213b525030628ebd0ec8448f986303d866f55b1e73b4499229", kill_on_drop: false }`
[INFO] [stdout] 6e47e43d002e8f213b525030628ebd0ec8448f986303d866f55b1e73b4499229
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2fb07d6ce3faa215eb4fe90255573c1e391d96dd3bc2b7da3e9aa96859396583
[INFO] running `Command { std: "docker" "start" "-a" "2fb07d6ce3faa215eb4fe90255573c1e391d96dd3bc2b7da3e9aa96859396583", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mutify-a95e41aff6360142)
[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] [stderr]    Doc-tests mutify
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - mutify (line 51) ... ok
[INFO] [stdout] test src/lib.rs - (line 8) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - (line 18) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2fb07d6ce3faa215eb4fe90255573c1e391d96dd3bc2b7da3e9aa96859396583", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fb07d6ce3faa215eb4fe90255573c1e391d96dd3bc2b7da3e9aa96859396583", kill_on_drop: false }`
[INFO] [stdout] 2fb07d6ce3faa215eb4fe90255573c1e391d96dd3bc2b7da3e9aa96859396583