[INFO] fetching crate marching-squares 0.1.1...
[INFO] testing marching-squares-0.1.1 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate marching-squares 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate marching-squares 0.1.1 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate marching-squares 0.1.1
[INFO] finished tweaking crates.io crate marching-squares 0.1.1
[INFO] tweaked toml for crates.io crate marching-squares 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate marching-squares 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4821b78784270aac996a5d93cee30c4fdd5a1b4d055a7063e39aa9d31e2b337b
[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" "4821b78784270aac996a5d93cee30c4fdd5a1b4d055a7063e39aa9d31e2b337b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4821b78784270aac996a5d93cee30c4fdd5a1b4d055a7063e39aa9d31e2b337b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4821b78784270aac996a5d93cee30c4fdd5a1b4d055a7063e39aa9d31e2b337b", kill_on_drop: false }`
[INFO] [stdout] 4821b78784270aac996a5d93cee30c4fdd5a1b4d055a7063e39aa9d31e2b337b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df6c71b4d5743d0652f908b5c5876d3ec935cfba88889dd6fa7a2e6dce47cfeb
[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" "df6c71b4d5743d0652f908b5c5876d3ec935cfba88889dd6fa7a2e6dce47cfeb", kill_on_drop: false }`
[INFO] [stderr]    Compiling marching-squares v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `width`
[INFO] [stdout]    --> src/lib.rs:158:6
[INFO] [stdout]     |
[INFO] [stdout] 158 |     (width, height): (usize, usize),
[INFO] [stdout]     |      ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `height`
[INFO] [stdout]    --> src/lib.rs:158:13
[INFO] [stdout]     |
[INFO] [stdout] 158 |     (width, height): (usize, usize),
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "df6c71b4d5743d0652f908b5c5876d3ec935cfba88889dd6fa7a2e6dce47cfeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df6c71b4d5743d0652f908b5c5876d3ec935cfba88889dd6fa7a2e6dce47cfeb", kill_on_drop: false }`
[INFO] [stdout] df6c71b4d5743d0652f908b5c5876d3ec935cfba88889dd6fa7a2e6dce47cfeb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68b028673e370dcd6b6e301ba74d58b1fff8cb9a88fcc36e3580d9ea89ca8571
[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" "68b028673e370dcd6b6e301ba74d58b1fff8cb9a88fcc36e3580d9ea89ca8571", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `width`
[INFO] [stdout]    --> src/lib.rs:158:6
[INFO] [stdout]     |
[INFO] [stdout] 158 |     (width, height): (usize, usize),
[INFO] [stdout]     |      ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling marching-squares v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `height`
[INFO] [stdout]    --> src/lib.rs:158:13
[INFO] [stdout]     |
[INFO] [stdout] 158 |     (width, height): (usize, usize),
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `width`
[INFO] [stdout]    --> src/lib.rs:158:6
[INFO] [stdout]     |
[INFO] [stdout] 158 |     (width, height): (usize, usize),
[INFO] [stdout]     |      ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `height`
[INFO] [stdout]    --> src/lib.rs:158:13
[INFO] [stdout]     |
[INFO] [stdout] 158 |     (width, height): (usize, usize),
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "68b028673e370dcd6b6e301ba74d58b1fff8cb9a88fcc36e3580d9ea89ca8571", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68b028673e370dcd6b6e301ba74d58b1fff8cb9a88fcc36e3580d9ea89ca8571", kill_on_drop: false }`
[INFO] [stdout] 68b028673e370dcd6b6e301ba74d58b1fff8cb9a88fcc36e3580d9ea89ca8571
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 94f39d9bb4d8bd8bee9be202e7832b5ff86e4e4c4ff02d357255192cf7b1fce2
[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" "94f39d9bb4d8bd8bee9be202e7832b5ff86e4e4c4ff02d357255192cf7b1fce2", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `width`
[INFO] [stdout] running 0 tests
[INFO] [stderr]    --> src/lib.rs:158:6
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 158 |     (width, height): (usize, usize),
[INFO] [stdout] 
[INFO] [stderr]     |      ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `height`
[INFO] [stderr]    --> src/lib.rs:158:13
[INFO] [stderr]     |
[INFO] [stderr] 158 |     (width, height): (usize, usize),
[INFO] [stderr]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `width`
[INFO] [stderr]    --> src/lib.rs:158:6
[INFO] [stderr]     |
[INFO] [stderr] 158 |     (width, height): (usize, usize),
[INFO] [stderr]     |      ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `height`
[INFO] [stderr]    --> src/lib.rs:158:13
[INFO] [stderr]     |
[INFO] [stderr] 158 |     (width, height): (usize, usize),
[INFO] [stderr]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/marching_squares-c417c3705d6a9bcc)
[INFO] [stderr]    Doc-tests marching-squares
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 18.74s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "94f39d9bb4d8bd8bee9be202e7832b5ff86e4e4c4ff02d357255192cf7b1fce2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94f39d9bb4d8bd8bee9be202e7832b5ff86e4e4c4ff02d357255192cf7b1fce2", kill_on_drop: false }`
[INFO] [stdout] 94f39d9bb4d8bd8bee9be202e7832b5ff86e4e4c4ff02d357255192cf7b1fce2