[INFO] fetching crate marching-squares 0.1.1... [INFO] testing marching-squares-0.1.1 against beta-2021-01-01 for beta-1.50-1 [INFO] extracting crate marching-squares 0.1.1 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate marching-squares 0.1.1 on toolchain beta-2021-01-01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", 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-4/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" "+beta-2021-01-01" "fetch" "--locked" "--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/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c5d2c10879f044e3ca12ba3bba2334ce8bb96fdb68b19217c5d8d87a7b383f27 [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" "c5d2c10879f044e3ca12ba3bba2334ce8bb96fdb68b19217c5d8d87a7b383f27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c5d2c10879f044e3ca12ba3bba2334ce8bb96fdb68b19217c5d8d87a7b383f27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5d2c10879f044e3ca12ba3bba2334ce8bb96fdb68b19217c5d8d87a7b383f27", kill_on_drop: false }` [INFO] [stdout] c5d2c10879f044e3ca12ba3bba2334ce8bb96fdb68b19217c5d8d87a7b383f27 [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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1e5698297ba66f48414c43ee00fc233df0f5d30b2310d2071f5975c4a1800b42 [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" "1e5698297ba66f48414c43ee00fc233df0f5d30b2310d2071f5975c4a1800b42", 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 1.23s [INFO] running `Command { std: "docker" "inspect" "1e5698297ba66f48414c43ee00fc233df0f5d30b2310d2071f5975c4a1800b42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e5698297ba66f48414c43ee00fc233df0f5d30b2310d2071f5975c4a1800b42", kill_on_drop: false }` [INFO] [stdout] 1e5698297ba66f48414c43ee00fc233df0f5d30b2310d2071f5975c4a1800b42 [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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d0535e553699baf08bdcc9acc19a9a5641b185acfb613a2b2b44b9cec0d9f7b7 [INFO] running `Command { std: "docker" "start" "-a" "d0535e553699baf08bdcc9acc19a9a5641b185acfb613a2b2b44b9cec0d9f7b7", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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 1.32s [INFO] running `Command { std: "docker" "inspect" "d0535e553699baf08bdcc9acc19a9a5641b185acfb613a2b2b44b9cec0d9f7b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d0535e553699baf08bdcc9acc19a9a5641b185acfb613a2b2b44b9cec0d9f7b7", kill_on_drop: false }` [INFO] [stdout] d0535e553699baf08bdcc9acc19a9a5641b185acfb613a2b2b44b9cec0d9f7b7 [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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] baa30c694490521dcf0bbfdbb09d9a4d4d9592a375b7e53e086afb8e7cbb4e6d [INFO] running `Command { std: "docker" "start" "-a" "baa30c694490521dcf0bbfdbb09d9a4d4d9592a375b7e53e086afb8e7cbb4e6d", kill_on_drop: false }` [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] 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 /opt/rustwide/target/debug/deps/marching_squares-43ab1e3f0bce8821 [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] [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 14.66s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "baa30c694490521dcf0bbfdbb09d9a4d4d9592a375b7e53e086afb8e7cbb4e6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "baa30c694490521dcf0bbfdbb09d9a4d4d9592a375b7e53e086afb8e7cbb4e6d", kill_on_drop: false }` [INFO] [stdout] baa30c694490521dcf0bbfdbb09d9a4d4d9592a375b7e53e086afb8e7cbb4e6d