[INFO] cloning repository https://github.com/phillyai/mortal-coil-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/phillyai/mortal-coil-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphillyai%2Fmortal-coil-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphillyai%2Fmortal-coil-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ce9de4e1a2ff7eda4e2300ff4eabd510a2342fdd [INFO] testing phillyai/mortal-coil-rs against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphillyai%2Fmortal-coil-rs" "/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/phillyai/mortal-coil-rs on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-13/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 `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 10ade1d9942de60046eb3e65c67351c6f89114536e439a60ed6088187a645fc9 [INFO] running `Command { std: "docker" "start" "-a" "10ade1d9942de60046eb3e65c67351c6f89114536e439a60ed6088187a645fc9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "10ade1d9942de60046eb3e65c67351c6f89114536e439a60ed6088187a645fc9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "10ade1d9942de60046eb3e65c67351c6f89114536e439a60ed6088187a645fc9", kill_on_drop: false }` [INFO] [stdout] 10ade1d9942de60046eb3e65c67351c6f89114536e439a60ed6088187a645fc9 [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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 15a426ea477732f261c61ef8db481d32653e8079e1d21c8538e450cbf01ef2d8 [INFO] running `Command { std: "docker" "start" "-a" "15a426ea477732f261c61ef8db481d32653e8079e1d21c8538e450cbf01ef2d8", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.43 [INFO] [stderr] Compiling rand_core v0.3.0 [INFO] [stderr] Compiling byteorder v1.2.7 [INFO] [stderr] Compiling crossbeam-utils v0.5.0 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling slab v0.4.1 [INFO] [stderr] Compiling lazycell v1.2.0 [INFO] [stderr] Compiling cc v1.0.25 [INFO] [stderr] Compiling pkg-config v0.3.14 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling serde v1.0.80 [INFO] [stderr] Compiling openssl v0.10.15 [INFO] [stderr] Compiling try-lock v0.2.2 [INFO] [stderr] Compiling string v0.1.1 [INFO] [stderr] Compiling native-tls v0.2.2 [INFO] [stderr] Compiling ryu v0.2.6 [INFO] [stderr] Compiling encoding_rs v0.8.10 [INFO] [stderr] Compiling dtoa v0.4.3 [INFO] [stderr] Compiling adler32 v1.0.3 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling tokio-executor v0.1.5 [INFO] [stderr] Compiling owning_ref v0.3.3 [INFO] [stderr] Compiling unicase v2.2.0 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling smallvec v0.6.5 [INFO] [stderr] Compiling crossbeam-epoch v0.5.2 [INFO] [stderr] Compiling want v0.0.6 [INFO] [stderr] Compiling tokio-timer v0.2.7 [INFO] [stderr] Compiling tokio-current-thread v0.1.3 [INFO] [stderr] Compiling phf_shared v0.7.23 [INFO] [stderr] Compiling lock_api v0.1.4 [INFO] [stderr] Compiling base64 v0.9.3 [INFO] [stderr] Compiling libflate v0.1.18 [INFO] [stderr] Compiling phf v0.7.23 [INFO] [stderr] Compiling rand_core v0.2.2 [INFO] [stderr] Compiling crossbeam-deque v0.6.1 [INFO] [stderr] Compiling rand v0.5.5 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling num_cpus v1.8.0 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling time v0.1.40 [INFO] [stderr] Compiling mime v0.3.12 [INFO] [stderr] Compiling bytes v0.4.10 [INFO] [stderr] Compiling mio v0.6.16 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling url v1.7.2 [INFO] [stderr] Compiling openssl-sys v0.9.39 [INFO] [stderr] Compiling tokio-io v0.1.10 [INFO] [stderr] Compiling http v0.1.13 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling tokio-codec v0.1.1 [INFO] [stderr] Compiling tokio-threadpool v0.1.8 [INFO] [stderr] Compiling phf_generator v0.7.23 [INFO] [stderr] Compiling uuid v0.7.1 [INFO] [stderr] Compiling phf_codegen v0.7.23 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.6 [INFO] [stderr] Compiling parking_lot v0.6.4 [INFO] [stderr] Compiling tokio-fs v0.1.4 [INFO] [stderr] Compiling tokio-reactor v0.1.6 [INFO] [stderr] Compiling h2 v0.1.13 [INFO] [stderr] Compiling tokio-tcp v0.1.2 [INFO] [stderr] Compiling tokio-uds v0.2.3 [INFO] [stderr] Compiling tokio-udp v0.1.2 [INFO] [stderr] Compiling tokio v0.1.11 [INFO] [stderr] Compiling serde_json v1.0.32 [INFO] [stderr] Compiling serde_urlencoded v0.5.3 [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] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/main.rs:89:14 [INFO] [stdout] | [INFO] [stdout] 89 | fn try_solve(x: usize, y: usize, board: &Board) -> Option> { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> src/main.rs:89:24 [INFO] [stdout] | [INFO] [stdout] 89 | fn try_solve(x: usize, y: usize, board: &Board) -> Option> { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `board` [INFO] [stdout] --> src/main.rs:89:34 [INFO] [stdout] | [INFO] [stdout] 89 | fn try_solve(x: usize, y: usize, board: &Board) -> Option> { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_board` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `submit_board` [INFO] [stdout] --> src/main.rs:46:4 [INFO] [stdout] | [INFO] [stdout] 46 | fn submit_board(client: &Client, x: usize, y: usize, path: Vec) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `try_solve` [INFO] [stdout] --> src/main.rs:89:4 [INFO] [stdout] | [INFO] [stdout] 89 | fn try_solve(x: usize, y: usize, board: &Board) -> Option> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `U` [INFO] [stdout] --> src/main.rs:95:5 [INFO] [stdout] | [INFO] [stdout] 95 | U, [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `D` [INFO] [stdout] --> src/main.rs:96:5 [INFO] [stdout] | [INFO] [stdout] 96 | D, [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `R` [INFO] [stdout] --> src/main.rs:97:5 [INFO] [stdout] | [INFO] [stdout] 97 | R, [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `L` [INFO] [stdout] --> src/main.rs:98:5 [INFO] [stdout] | [INFO] [stdout] 98 | L, [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `url` should have an upper case name [INFO] [stdout] --> src/main.rs:14:7 [INFO] [stdout] | [INFO] [stdout] 14 | const url: &str = "http://www.hacker.org/coil/index.php"; [INFO] [stdout] | ^^^ help: convert the identifier to upper case: `URL` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 35.38s [INFO] running `Command { std: "docker" "inspect" "15a426ea477732f261c61ef8db481d32653e8079e1d21c8538e450cbf01ef2d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15a426ea477732f261c61ef8db481d32653e8079e1d21c8538e450cbf01ef2d8", kill_on_drop: false }` [INFO] [stdout] 15a426ea477732f261c61ef8db481d32653e8079e1d21c8538e450cbf01ef2d8 [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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5ce0692243e6cc346342b7c7b20f407b3d27ff28cd01d3a984b648c55aafb87c [INFO] running `Command { std: "docker" "start" "-a" "5ce0692243e6cc346342b7c7b20f407b3d27ff28cd01d3a984b648c55aafb87c", kill_on_drop: false }` [INFO] [stderr] Compiling mortal-coil v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/main.rs:89:14 [INFO] [stdout] | [INFO] [stdout] 89 | fn try_solve(x: usize, y: usize, board: &Board) -> Option> { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> src/main.rs:89:24 [INFO] [stdout] | [INFO] [stdout] 89 | fn try_solve(x: usize, y: usize, board: &Board) -> Option> { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `board` [INFO] [stdout] --> src/main.rs:89:34 [INFO] [stdout] | [INFO] [stdout] 89 | fn try_solve(x: usize, y: usize, board: &Board) -> Option> { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_board` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `submit_board` [INFO] [stdout] --> src/main.rs:46:4 [INFO] [stdout] | [INFO] [stdout] 46 | fn submit_board(client: &Client, x: usize, y: usize, path: Vec) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `try_solve` [INFO] [stdout] --> src/main.rs:89:4 [INFO] [stdout] | [INFO] [stdout] 89 | fn try_solve(x: usize, y: usize, board: &Board) -> Option> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `U` [INFO] [stdout] --> src/main.rs:95:5 [INFO] [stdout] | [INFO] [stdout] 95 | U, [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `D` [INFO] [stdout] --> src/main.rs:96:5 [INFO] [stdout] | [INFO] [stdout] 96 | D, [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `R` [INFO] [stdout] --> src/main.rs:97:5 [INFO] [stdout] | [INFO] [stdout] 97 | R, [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `L` [INFO] [stdout] --> src/main.rs:98:5 [INFO] [stdout] | [INFO] [stdout] 98 | L, [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `url` should have an upper case name [INFO] [stdout] --> src/main.rs:14:7 [INFO] [stdout] | [INFO] [stdout] 14 | const url: &str = "http://www.hacker.org/coil/index.php"; [INFO] [stdout] | ^^^ help: convert the identifier to upper case: `URL` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.73s [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "5ce0692243e6cc346342b7c7b20f407b3d27ff28cd01d3a984b648c55aafb87c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ce0692243e6cc346342b7c7b20f407b3d27ff28cd01d3a984b648c55aafb87c", kill_on_drop: false }` [INFO] [stdout] 5ce0692243e6cc346342b7c7b20f407b3d27ff28cd01d3a984b648c55aafb87c [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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] fd56207c5ad1d4dcb34651a9530a3ff4f96fec92b70f7f394ce8841b10cb8031 [INFO] running `Command { std: "docker" "start" "-a" "fd56207c5ad1d4dcb34651a9530a3ff4f96fec92b70f7f394ce8841b10cb8031", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] [INFO] [stderr] warning: unused variable: `x` [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/main.rs:89:14 [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] 89 | fn try_solve(x: usize, y: usize, board: &Board) -> Option> { [INFO] [stdout] [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 0.47s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/mortal_coil-a3fa2527e64a50ec) [INFO] running `Command { std: "docker" "inspect" "fd56207c5ad1d4dcb34651a9530a3ff4f96fec92b70f7f394ce8841b10cb8031", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fd56207c5ad1d4dcb34651a9530a3ff4f96fec92b70f7f394ce8841b10cb8031", kill_on_drop: false }` [INFO] [stdout] fd56207c5ad1d4dcb34651a9530a3ff4f96fec92b70f7f394ce8841b10cb8031