[INFO] fetching crate rust_tutorials 0.1.0...
[INFO] testing rust_tutorials-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate rust_tutorials 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate rust_tutorials 0.1.0
[INFO] finished tweaking crates.io crate rust_tutorials 0.1.0
[INFO] tweaked toml for crates.io crate rust_tutorials 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust_tutorials 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 rust_tutorials 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] [stderr]     Blocking waiting for file lock on package cache
[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] 9e1665a44963145426f7f2f6570e4e52f39ce109686b4c93f34f3aa80edc8300
[INFO] running `Command { std: "docker" "start" "-a" "9e1665a44963145426f7f2f6570e4e52f39ce109686b4c93f34f3aa80edc8300", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e1665a44963145426f7f2f6570e4e52f39ce109686b4c93f34f3aa80edc8300", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e1665a44963145426f7f2f6570e4e52f39ce109686b4c93f34f3aa80edc8300", kill_on_drop: false }`
[INFO] [stdout] 9e1665a44963145426f7f2f6570e4e52f39ce109686b4c93f34f3aa80edc8300
[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] 20052cfa3e199d5bf20af4b5ee812e42ebc45e9759e301baa55f35e08dedb2bd
[INFO] running `Command { std: "docker" "start" "-a" "20052cfa3e199d5bf20af4b5ee812e42ebc45e9759e301baa55f35e08dedb2bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_tutorials v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "20052cfa3e199d5bf20af4b5ee812e42ebc45e9759e301baa55f35e08dedb2bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20052cfa3e199d5bf20af4b5ee812e42ebc45e9759e301baa55f35e08dedb2bd", kill_on_drop: false }`
[INFO] [stdout] 20052cfa3e199d5bf20af4b5ee812e42ebc45e9759e301baa55f35e08dedb2bd
[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] 07abff1ef8f39ecdb801ae0ad6ad821c313cfd49dc6e1abc6faf3c727f35dd5a
[INFO] running `Command { std: "docker" "start" "-a" "07abff1ef8f39ecdb801ae0ad6ad821c313cfd49dc6e1abc6faf3c727f35dd5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_tutorials v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "07abff1ef8f39ecdb801ae0ad6ad821c313cfd49dc6e1abc6faf3c727f35dd5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07abff1ef8f39ecdb801ae0ad6ad821c313cfd49dc6e1abc6faf3c727f35dd5a", kill_on_drop: false }`
[INFO] [stdout] 07abff1ef8f39ecdb801ae0ad6ad821c313cfd49dc6e1abc6faf3c727f35dd5a
[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] b9dc8d1ae47ff4476262acd73eca1f71db0e5eebfc108ae0b22d548e03c9e965
[INFO] running `Command { std: "docker" "start" "-a" "b9dc8d1ae47ff4476262acd73eca1f71db0e5eebfc108ae0b22d548e03c9e965", 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/rust_tutorials-6d65e13bd1c39ad1)
[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" "b9dc8d1ae47ff4476262acd73eca1f71db0e5eebfc108ae0b22d548e03c9e965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9dc8d1ae47ff4476262acd73eca1f71db0e5eebfc108ae0b22d548e03c9e965", kill_on_drop: false }`
[INFO] [stdout] b9dc8d1ae47ff4476262acd73eca1f71db0e5eebfc108ae0b22d548e03c9e965