[INFO] fetching crate doors 0.1.1...
[INFO] testing doors-0.1.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate doors 0.1.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate doors 0.1.1 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate doors 0.1.1
[INFO] finished tweaking crates.io crate doors 0.1.1
[INFO] tweaked toml for crates.io crate doors 0.1.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ace46f3eee2c25afdd92423d0b9282df2cceccf121951d5799262c8008c34acb
[INFO] running `Command { std: "docker" "start" "-a" "ace46f3eee2c25afdd92423d0b9282df2cceccf121951d5799262c8008c34acb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ace46f3eee2c25afdd92423d0b9282df2cceccf121951d5799262c8008c34acb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ace46f3eee2c25afdd92423d0b9282df2cceccf121951d5799262c8008c34acb", kill_on_drop: false }`
[INFO] [stdout] ace46f3eee2c25afdd92423d0b9282df2cceccf121951d5799262c8008c34acb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d19aeaa6af38fbfe6b6a853fd180969706bf70ac2ef7b6b0c78cc74e3363ee1
[INFO] running `Command { std: "docker" "start" "-a" "2d19aeaa6af38fbfe6b6a853fd180969706bf70ac2ef7b6b0c78cc74e3363ee1", kill_on_drop: false }`
[INFO] [stderr]    Compiling doors v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/lib.rs:104:3
[INFO] [stdout]     |
[INFO] [stdout] 104 |         (success >= 0)
[INFO] [stdout]     |         ^            ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 104 -         (success >= 0)
[INFO] [stdout] 104 +         success >= 0
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "2d19aeaa6af38fbfe6b6a853fd180969706bf70ac2ef7b6b0c78cc74e3363ee1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d19aeaa6af38fbfe6b6a853fd180969706bf70ac2ef7b6b0c78cc74e3363ee1", kill_on_drop: false }`
[INFO] [stdout] 2d19aeaa6af38fbfe6b6a853fd180969706bf70ac2ef7b6b0c78cc74e3363ee1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 499c9af52f818847cb40b5676248193935bfa5af93f720ca63d2889de2f7d0fc
[INFO] running `Command { std: "docker" "start" "-a" "499c9af52f818847cb40b5676248193935bfa5af93f720ca63d2889de2f7d0fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling doors v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/lib.rs:104:3
[INFO] [stdout]     |
[INFO] [stdout] 104 |         (success >= 0)
[INFO] [stdout]     |         ^            ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 104 -         (success >= 0)
[INFO] [stdout] 104 +         success >= 0
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/lib.rs:104:3
[INFO] [stdout]     |
[INFO] [stdout] 104 |         (success >= 0)
[INFO] [stdout]     |         ^            ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 104 -         (success >= 0)
[INFO] [stdout] 104 +         success >= 0
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "499c9af52f818847cb40b5676248193935bfa5af93f720ca63d2889de2f7d0fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "499c9af52f818847cb40b5676248193935bfa5af93f720ca63d2889de2f7d0fc", kill_on_drop: false }`
[INFO] [stdout] 499c9af52f818847cb40b5676248193935bfa5af93f720ca63d2889de2f7d0fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1cda4cd86c76bfc48da36cf0d0a6574be79d50c8b4e39ba643c72f4658a9c34e
[INFO] running `Command { std: "docker" "start" "-a" "1cda4cd86c76bfc48da36cf0d0a6574be79d50c8b4e39ba643c72f4658a9c34e", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/lib.rs:104:3
[INFO] [stderr]     |
[INFO] [stderr] 104 |         (success >= 0)
[INFO] [stderr]     |         ^            ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 104 -         (success >= 0)
[INFO] [stderr] 104 +         success >= 0
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: `doors` (lib) generated 1 warning
[INFO] [stderr] warning: `doors` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/doors-248dbf55692947bf)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests doors
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib.rs:104:3
[INFO] [stderr]     |
[INFO] [stderr] 104 |         (success >= 0)
[INFO] [stderr]     |         ^            ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 104 -         (success >= 0)
[INFO] [stderr] 104 +         success >= 0
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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" "1cda4cd86c76bfc48da36cf0d0a6574be79d50c8b4e39ba643c72f4658a9c34e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cda4cd86c76bfc48da36cf0d0a6574be79d50c8b4e39ba643c72f4658a9c34e", kill_on_drop: false }`
[INFO] [stdout] 1cda4cd86c76bfc48da36cf0d0a6574be79d50c8b4e39ba643c72f4658a9c34e