[INFO] updating cached repository https://github.com/phillyai/mortal-coil-rs [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] ce9de4e1a2ff7eda4e2300ff4eabd510a2342fdd [INFO] testing phillyai/mortal-coil-rs against 1.44.0 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphillyai%2Fmortal-coil-rs" "/workspace/builds/worker-5/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/phillyai/mortal-coil-rs on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/phillyai/mortal-coil-rs [INFO] finished tweaking git repo https://github.com/phillyai/mortal-coil-rs [INFO] tweaked toml for git repo https://github.com/phillyai/mortal-coil-rs written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/phillyai/mortal-coil-rs already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] bb67f0ad78a2603d1768e18cca07a0ba5ac7de2ad34c94378ab83058e412027f [INFO] running `"docker" "start" "-a" "bb67f0ad78a2603d1768e18cca07a0ba5ac7de2ad34c94378ab83058e412027f"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling openssl v0.10.15 [INFO] [stderr] Compiling native-tls v0.2.2 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling openssl-sys v0.9.39 [INFO] [stderr] Compiling bytes v0.4.10 [INFO] [stderr] Compiling crossbeam-epoch v0.5.2 [INFO] [stderr] Compiling encoding_rs v0.8.10 [INFO] [stderr] Compiling uuid v0.7.1 [INFO] [stderr] Compiling url v1.7.2 [INFO] [stderr] Compiling serde_json v1.0.32 [INFO] [stderr] Compiling mime v0.3.12 [INFO] [stderr] Compiling phf_generator v0.7.23 [INFO] [stderr] Compiling libflate v0.1.18 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Compiling phf_codegen v0.7.23 [INFO] [stderr] Compiling mio v0.6.16 [INFO] [stderr] Compiling want v0.0.6 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.6 [INFO] [stderr] Compiling parking_lot v0.6.4 [INFO] [stderr] Compiling crossbeam-deque v0.6.1 [INFO] [stderr] Compiling tokio-io v0.1.10 [INFO] [stderr] Compiling http v0.1.13 [INFO] [stderr] Compiling tokio-threadpool v0.1.8 [INFO] [stderr] Compiling serde_urlencoded v0.5.3 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling tokio-reactor v0.1.6 [INFO] [stderr] Compiling tokio-codec v0.1.1 [INFO] [stderr] Compiling tokio-fs v0.1.4 [INFO] [stderr] Compiling tokio-tcp v0.1.2 [INFO] [stderr] Compiling tokio-udp v0.1.2 [INFO] [stderr] Compiling tokio-uds v0.2.3 [INFO] [stderr] Compiling tokio v0.1.11 [INFO] [stderr] Compiling h2 v0.1.13 [INFO] [stderr] Compiling hyper v0.12.13 [INFO] [stderr] Compiling hyper-tls v0.3.1 [INFO] [stderr] Compiling reqwest v0.9.4 [INFO] [stderr] Compiling mortal-coil v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/main.rs:89:14 [INFO] [stderr] | [INFO] [stderr] 89 | fn try_solve(x: usize, y: usize, board: &Board) -> Option> { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> src/main.rs:89:24 [INFO] [stderr] | [INFO] [stderr] 89 | fn try_solve(x: usize, y: usize, board: &Board) -> Option> { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `board` [INFO] [stderr] --> src/main.rs:89:34 [INFO] [stderr] | [INFO] [stderr] 89 | fn try_solve(x: usize, y: usize, board: &Board) -> Option> { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_board` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `submit_board` [INFO] [stderr] --> src/main.rs:46:4 [INFO] [stderr] | [INFO] [stderr] 46 | fn submit_board(client: &Client, x: usize, y: usize, path: Vec) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `try_solve` [INFO] [stderr] --> src/main.rs:89:4 [INFO] [stderr] | [INFO] [stderr] 89 | fn try_solve(x: usize, y: usize, board: &Board) -> Option> { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `U` [INFO] [stderr] --> src/main.rs:95:5 [INFO] [stderr] | [INFO] [stderr] 95 | U, [INFO] [stderr] | ^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `D` [INFO] [stderr] --> src/main.rs:96:5 [INFO] [stderr] | [INFO] [stderr] 96 | D, [INFO] [stderr] | ^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `R` [INFO] [stderr] --> src/main.rs:97:5 [INFO] [stderr] | [INFO] [stderr] 97 | R, [INFO] [stderr] | ^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `L` [INFO] [stderr] --> src/main.rs:98:5 [INFO] [stderr] | [INFO] [stderr] 98 | L, [INFO] [stderr] | ^ [INFO] [stderr] [INFO] [stderr] warning: constant `url` should have an upper case name [INFO] [stderr] --> src/main.rs:14:7 [INFO] [stderr] | [INFO] [stderr] 14 | const url: &str = "http://www.hacker.org/coil/index.php"; [INFO] [stderr] | ^^^ help: convert the identifier to upper case: `URL` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 06s [INFO] running `"docker" "inspect" "bb67f0ad78a2603d1768e18cca07a0ba5ac7de2ad34c94378ab83058e412027f"` [INFO] running `"docker" "rm" "-f" "bb67f0ad78a2603d1768e18cca07a0ba5ac7de2ad34c94378ab83058e412027f"` [INFO] [stdout] bb67f0ad78a2603d1768e18cca07a0ba5ac7de2ad34c94378ab83058e412027f [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] a9d605fa863e934368ba3a5a2409c194ef8a202c1f5ccd8d2651178d81ff461a [INFO] running `"docker" "start" "-a" "a9d605fa863e934368ba3a5a2409c194ef8a202c1f5ccd8d2651178d81ff461a"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling mortal-coil v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/main.rs:89:14 [INFO] [stderr] | [INFO] [stderr] 89 | fn try_solve(x: usize, y: usize, board: &Board) -> Option> { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> src/main.rs:89:24 [INFO] [stderr] | [INFO] [stderr] 89 | fn try_solve(x: usize, y: usize, board: &Board) -> Option> { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `board` [INFO] [stderr] --> src/main.rs:89:34 [INFO] [stderr] | [INFO] [stderr] 89 | fn try_solve(x: usize, y: usize, board: &Board) -> Option> { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_board` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `submit_board` [INFO] [stderr] --> src/main.rs:46:4 [INFO] [stderr] | [INFO] [stderr] 46 | fn submit_board(client: &Client, x: usize, y: usize, path: Vec) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `try_solve` [INFO] [stderr] --> src/main.rs:89:4 [INFO] [stderr] | [INFO] [stderr] 89 | fn try_solve(x: usize, y: usize, board: &Board) -> Option> { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `U` [INFO] [stderr] --> src/main.rs:95:5 [INFO] [stderr] | [INFO] [stderr] 95 | U, [INFO] [stderr] | ^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `D` [INFO] [stderr] --> src/main.rs:96:5 [INFO] [stderr] | [INFO] [stderr] 96 | D, [INFO] [stderr] | ^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `R` [INFO] [stderr] --> src/main.rs:97:5 [INFO] [stderr] | [INFO] [stderr] 97 | R, [INFO] [stderr] | ^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `L` [INFO] [stderr] --> src/main.rs:98:5 [INFO] [stderr] | [INFO] [stderr] 98 | L, [INFO] [stderr] | ^ [INFO] [stderr] [INFO] [stderr] warning: constant `url` should have an upper case name [INFO] [stderr] --> src/main.rs:14:7 [INFO] [stderr] | [INFO] [stderr] 14 | const url: &str = "http://www.hacker.org/coil/index.php"; [INFO] [stderr] | ^^^ help: convert the identifier to upper case: `URL` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.18s [INFO] running `"docker" "inspect" "a9d605fa863e934368ba3a5a2409c194ef8a202c1f5ccd8d2651178d81ff461a"` [INFO] running `"docker" "rm" "-f" "a9d605fa863e934368ba3a5a2409c194ef8a202c1f5ccd8d2651178d81ff461a"` [INFO] [stdout] a9d605fa863e934368ba3a5a2409c194ef8a202c1f5ccd8d2651178d81ff461a [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ee2589a56c0bd6c2bd9e1886304429a4c7376a93429bd63093697db4ff9989f7 [INFO] running `"docker" "start" "-a" "ee2589a56c0bd6c2bd9e1886304429a4c7376a93429bd63093697db4ff9989f7"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/main.rs:89:14 [INFO] [stderr] | [INFO] [stderr] 89 | fn try_solve(x: usize, y: usize, board: &Board) -> Option> { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> src/main.rs:89:24 [INFO] [stderr] | [INFO] [stderr] 89 | fn try_solve(x: usize, y: usize, board: &Board) -> Option> { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `board` [INFO] [stderr] --> src/main.rs:89:34 [INFO] [stderr] | [INFO] [stderr] 89 | fn try_solve(x: usize, y: usize, board: &Board) -> Option> { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_board` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `submit_board` [INFO] [stderr] --> src/main.rs:46:4 [INFO] [stderr] | [INFO] [stderr] 46 | fn submit_board(client: &Client, x: usize, y: usize, path: Vec) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `try_solve` [INFO] [stderr] --> src/main.rs:89:4 [INFO] [stderr] | [INFO] [stderr] 89 | fn try_solve(x: usize, y: usize, board: &Board) -> Option> { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `U` [INFO] [stderr] --> src/main.rs:95:5 [INFO] [stderr] | [INFO] [stderr] 95 | U, [INFO] [stderr] | ^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `D` [INFO] [stderr] --> src/main.rs:96:5 [INFO] [stderr] | [INFO] [stderr] 96 | D, [INFO] [stderr] | ^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `R` [INFO] [stderr] --> src/main.rs:97:5 [INFO] [stderr] | [INFO] [stderr] 97 | R, [INFO] [stderr] | ^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `L` [INFO] [stderr] --> src/main.rs:98:5 [INFO] [stderr] | [INFO] [stderr] 98 | L, [INFO] [stderr] | ^ [INFO] [stderr] [INFO] [stderr] warning: constant `url` should have an upper case name [INFO] [stderr] --> src/main.rs:14:7 [INFO] [stderr] | [INFO] [stderr] 14 | const url: &str = "http://www.hacker.org/coil/index.php"; [INFO] [stderr] | ^^^ help: convert the identifier to upper case: `URL` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.43s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/mortal_coil-e36e17751725da65 [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 `"docker" "inspect" "ee2589a56c0bd6c2bd9e1886304429a4c7376a93429bd63093697db4ff9989f7"` [INFO] running `"docker" "rm" "-f" "ee2589a56c0bd6c2bd9e1886304429a4c7376a93429bd63093697db4ff9989f7"` [INFO] [stdout] ee2589a56c0bd6c2bd9e1886304429a4c7376a93429bd63093697db4ff9989f7