[INFO] cloning repository https://github.com/HeavyHenke/rust_nonogram_solver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HeavyHenke/rust_nonogram_solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHeavyHenke%2Frust_nonogram_solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHeavyHenke%2Frust_nonogram_solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 32b426984eb64117cc11716c5faf956646e07cf3
[INFO] testing HeavyHenke/rust_nonogram_solver against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHeavyHenke%2Frust_nonogram_solver" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/HeavyHenke/rust_nonogram_solver on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/HeavyHenke/rust_nonogram_solver
[INFO] finished tweaking git repo https://github.com/HeavyHenke/rust_nonogram_solver
[INFO] tweaked toml for git repo https://github.com/HeavyHenke/rust_nonogram_solver written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/HeavyHenke/rust_nonogram_solver already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e4343aee9f22b6d9d93a312078ee4b3a10cb8ea6986f3384fe53459f7718942
[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" "3e4343aee9f22b6d9d93a312078ee4b3a10cb8ea6986f3384fe53459f7718942", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e4343aee9f22b6d9d93a312078ee4b3a10cb8ea6986f3384fe53459f7718942", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e4343aee9f22b6d9d93a312078ee4b3a10cb8ea6986f3384fe53459f7718942", kill_on_drop: false }`
[INFO] [stdout] 3e4343aee9f22b6d9d93a312078ee4b3a10cb8ea6986f3384fe53459f7718942
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d6ffab7cb94bea73e124ffeb694edc51d50ee63a2fd8f781641dfd4aa364974
[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" "9d6ffab7cb94bea73e124ffeb694edc51d50ee63a2fd8f781641dfd4aa364974", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_nonogram_solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `solve_line`
[INFO] [stdout]    --> src/solver.rs:126:8
[INFO] [stdout]     |
[INFO] [stdout] 126 | pub fn solve_line(inp_vect:&[usize], inp_line: &[Block]) -> Vec<Block> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.61s
[INFO] running `Command { std: "docker" "inspect" "9d6ffab7cb94bea73e124ffeb694edc51d50ee63a2fd8f781641dfd4aa364974", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d6ffab7cb94bea73e124ffeb694edc51d50ee63a2fd8f781641dfd4aa364974", kill_on_drop: false }`
[INFO] [stdout] 9d6ffab7cb94bea73e124ffeb694edc51d50ee63a2fd8f781641dfd4aa364974
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc4267f4a5e2e87f0a8c84911badc19840cdd0ed797341abf426faa08719e74f
[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" "dc4267f4a5e2e87f0a8c84911badc19840cdd0ed797341abf426faa08719e74f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_nonogram_solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `solve_line`
[INFO] [stdout]    --> src/solver.rs:126:8
[INFO] [stdout]     |
[INFO] [stdout] 126 | pub fn solve_line(inp_vect:&[usize], inp_line: &[Block]) -> Vec<Block> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "dc4267f4a5e2e87f0a8c84911badc19840cdd0ed797341abf426faa08719e74f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc4267f4a5e2e87f0a8c84911badc19840cdd0ed797341abf426faa08719e74f", kill_on_drop: false }`
[INFO] [stdout] dc4267f4a5e2e87f0a8c84911badc19840cdd0ed797341abf426faa08719e74f
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] b4b0c2a0d39ab6a7cdb66f204f13e14803b2bbfc90f1792342daf5322492a09b
[INFO] running `Command { std: "docker" "start" "-a" "b4b0c2a0d39ab6a7cdb66f204f13e14803b2bbfc90f1792342daf5322492a09b", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stderr] warning: function is never used: `solve_line`
[INFO] [stderr]    --> src/solver.rs:126:8
[INFO] [stderr]     |
[INFO] [stderr] 126 | pub fn solve_line(inp_vect:&[usize], inp_line: &[Block]) -> Vec<Block> {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_nonogram_solver` (bin "rust_nonogram_solver" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_nonogram_solver-8179331993b06b41)
[INFO] [stdout] test solver::empty_vector_is_returned_when_nothing_is_possible ... ok
[INFO] [stdout] test solver::test_get_common_2_set_first_empty_when_one_is_full ... ok
[INFO] [stdout] test solver::test_set_first ... ok
[INFO] [stdout] test solver::test_get_common_6_of_10 ... ok
[INFO] [stdout] test solver::test_get_common_2_set_first_empty_when_one_is_full_end ... ok
[INFO] [stdout] test solver::test_get_common_2_set_first_empty_but_dont_fill_to_end ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b4b0c2a0d39ab6a7cdb66f204f13e14803b2bbfc90f1792342daf5322492a09b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4b0c2a0d39ab6a7cdb66f204f13e14803b2bbfc90f1792342daf5322492a09b", kill_on_drop: false }`
[INFO] [stdout] b4b0c2a0d39ab6a7cdb66f204f13e14803b2bbfc90f1792342daf5322492a09b