[INFO] fetching crate mn_hello_world 0.1.0...
[INFO] testing mn_hello_world-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate mn_hello_world 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate mn_hello_world 0.1.0
[INFO] finished tweaking crates.io crate mn_hello_world 0.1.0
[INFO] tweaked toml for crates.io crate mn_hello_world 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mn_hello_world 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] crate crates.io crate mn_hello_world 0.1.0 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" "+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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 2b6843d51b82370505088b05de59e29e66173ff9fcc9cf02d1e7b062615aa334
[INFO] running `Command { std: "docker" "start" "-a" "2b6843d51b82370505088b05de59e29e66173ff9fcc9cf02d1e7b062615aa334", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b6843d51b82370505088b05de59e29e66173ff9fcc9cf02d1e7b062615aa334", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b6843d51b82370505088b05de59e29e66173ff9fcc9cf02d1e7b062615aa334", kill_on_drop: false }`
[INFO] [stdout] 2b6843d51b82370505088b05de59e29e66173ff9fcc9cf02d1e7b062615aa334
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e8b52e42da43d69d198924e1c8d18ee8acf342adb3255a30710e68ef27c6dd7d
[INFO] running `Command { std: "docker" "start" "-a" "e8b52e42da43d69d198924e1c8d18ee8acf342adb3255a30710e68ef27c6dd7d", kill_on_drop: false }`
[INFO] [stderr]    Compiling mn_hello_world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "e8b52e42da43d69d198924e1c8d18ee8acf342adb3255a30710e68ef27c6dd7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8b52e42da43d69d198924e1c8d18ee8acf342adb3255a30710e68ef27c6dd7d", kill_on_drop: false }`
[INFO] [stdout] e8b52e42da43d69d198924e1c8d18ee8acf342adb3255a30710e68ef27c6dd7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 6c863a4a4115e6c7af304a4a0024df7f32b659ee5fa799567b2fed3973bce8b7
[INFO] running `Command { std: "docker" "start" "-a" "6c863a4a4115e6c7af304a4a0024df7f32b659ee5fa799567b2fed3973bce8b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling mn_hello_world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "6c863a4a4115e6c7af304a4a0024df7f32b659ee5fa799567b2fed3973bce8b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c863a4a4115e6c7af304a4a0024df7f32b659ee5fa799567b2fed3973bce8b7", kill_on_drop: false }`
[INFO] [stdout] 6c863a4a4115e6c7af304a4a0024df7f32b659ee5fa799567b2fed3973bce8b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] d06b0b651f2abb14b8f09a22983ca481f4b22545af9ab2729f61226afc6202ac
[INFO] running `Command { std: "docker" "start" "-a" "d06b0b651f2abb14b8f09a22983ca481f4b22545af9ab2729f61226afc6202ac", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mn_hello_world-3efb79ecb0994338)
[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" "d06b0b651f2abb14b8f09a22983ca481f4b22545af9ab2729f61226afc6202ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d06b0b651f2abb14b8f09a22983ca481f4b22545af9ab2729f61226afc6202ac", kill_on_drop: false }`
[INFO] [stdout] d06b0b651f2abb14b8f09a22983ca481f4b22545af9ab2729f61226afc6202ac