[INFO] fetching crate yaxpeax-pic18 0.0.3...
[INFO] testing yaxpeax-pic18-0.0.3 against 1.49.0 for beta-1.50-1
[INFO] extracting crate yaxpeax-pic18 0.0.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate yaxpeax-pic18 0.0.3 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yaxpeax-pic18 0.0.3
[INFO] finished tweaking crates.io crate yaxpeax-pic18 0.0.3
[INFO] tweaked toml for crates.io crate yaxpeax-pic18 0.0.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a68bcb59a05cb1b73f26ea2eef1a33daacd6efad51c2494017c24cb9143a70b6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a68bcb59a05cb1b73f26ea2eef1a33daacd6efad51c2494017c24cb9143a70b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a68bcb59a05cb1b73f26ea2eef1a33daacd6efad51c2494017c24cb9143a70b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a68bcb59a05cb1b73f26ea2eef1a33daacd6efad51c2494017c24cb9143a70b6", kill_on_drop: false }`
[INFO] [stdout] a68bcb59a05cb1b73f26ea2eef1a33daacd6efad51c2494017c24cb9143a70b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d801f6adb7492e83c383b431ddf67d0efd0ddbf8a56345107d1c38b107a5cab8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d801f6adb7492e83c383b431ddf67d0efd0ddbf8a56345107d1c38b107a5cab8", kill_on_drop: false }`
[INFO] [stderr]    Compiling yaxpeax-arch v0.0.4
[INFO] [stderr]    Compiling yaxpeax-pic18 v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/display.rs:131:29
[INFO] [stdout]     |
[INFO] [stdout] 131 | ...                   (*file as u16)
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/display.rs:153:29
[INFO] [stdout]     |
[INFO] [stdout] 153 | ...                   (*file as u16)
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `Command { std: "docker" "inspect" "d801f6adb7492e83c383b431ddf67d0efd0ddbf8a56345107d1c38b107a5cab8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d801f6adb7492e83c383b431ddf67d0efd0ddbf8a56345107d1c38b107a5cab8", kill_on_drop: false }`
[INFO] [stdout] d801f6adb7492e83c383b431ddf67d0efd0ddbf8a56345107d1c38b107a5cab8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46a50a205955a5065360771af87d3d8afc8f9e811d0c1581e5eba290ae51be68
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "46a50a205955a5065360771af87d3d8afc8f9e811d0c1581e5eba290ae51be68", kill_on_drop: false }`
[INFO] [stderr]    Compiling yaxpeax-pic18 v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/display.rs:131:29
[INFO] [stdout]     |
[INFO] [stdout] 131 | ...                   (*file as u16)
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/display.rs:153:29
[INFO] [stdout]     |
[INFO] [stdout] 153 | ...                   (*file as u16)
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/display.rs:131:29
[INFO] [stdout]     |
[INFO] [stdout] 131 | ...                   (*file as u16)
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/display.rs:153:29
[INFO] [stdout]     |
[INFO] [stdout] 153 | ...                   (*file as u16)
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "46a50a205955a5065360771af87d3d8afc8f9e811d0c1581e5eba290ae51be68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46a50a205955a5065360771af87d3d8afc8f9e811d0c1581e5eba290ae51be68", kill_on_drop: false }`
[INFO] [stdout] 46a50a205955a5065360771af87d3d8afc8f9e811d0c1581e5eba290ae51be68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ee6cf014da8ea168ead1a33d9cbc2b14612957b55e91c75d1eb5d684b37cfd51
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ee6cf014da8ea168ead1a33d9cbc2b14612957b55e91c75d1eb5d684b37cfd51", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/display.rs:131:29
[INFO] [stderr]     |
[INFO] [stderr] 131 | ...                   (*file as u16)
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/display.rs:153:29
[INFO] [stderr]     |
[INFO] [stderr] 153 | ...                   (*file as u16)
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/display.rs:131:29
[INFO] [stderr]     |
[INFO] [stderr] 131 | ...                   (*file as u16)
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/display.rs:153:29
[INFO] [stderr]     |
[INFO] [stderr] 153 | ...                   (*file as u16)
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/yaxpeax_pic18-11f5e47a036a2124
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests yaxpeax-pic18
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> /opt/rustwide/workdir/src/display.rs:131:29
[INFO] [stderr]     |
[INFO] [stderr] 131 | ...                   (*file as u16)
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> /opt/rustwide/workdir/src/display.rs:153:29
[INFO] [stderr]     |
[INFO] [stderr] 153 | ...                   (*file as u16)
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings 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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ee6cf014da8ea168ead1a33d9cbc2b14612957b55e91c75d1eb5d684b37cfd51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee6cf014da8ea168ead1a33d9cbc2b14612957b55e91c75d1eb5d684b37cfd51", kill_on_drop: false }`
[INFO] [stdout] ee6cf014da8ea168ead1a33d9cbc2b14612957b55e91c75d1eb5d684b37cfd51