[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 try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphillyai%2Fmortal-coil-rs" "/workspace/builds/worker-1/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/phillyai/mortal-coil-rs on toolchain 41997647ba6a77908f6ef64401414feb00bccf16 [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "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-1/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] 382ce375a09c22a28750070c39b38c80bd83479d735accab2bfd4d4ac6212931 [INFO] running `"docker" "start" "-a" "382ce375a09c22a28750070c39b38c80bd83479d735accab2bfd4d4ac6212931"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rand_core v0.3.0 [INFO] [stderr] Compiling byteorder v1.2.7 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling crossbeam-utils v0.5.0 [INFO] [stderr] Compiling slab v0.4.1 [INFO] [stderr] Compiling lazycell v1.2.0 [INFO] [stderr] Compiling pkg-config v0.3.14 [INFO] [stderr] Compiling cc v1.0.25 [INFO] [stderr] Compiling nodrop v0.1.12 [INFO] [stderr] Compiling memoffset v0.2.1 [INFO] [stderr] Compiling foreign-types-shared v0.1.1 [INFO] [stderr] Compiling ryu v0.2.6 [INFO] [stderr] Compiling unicode-normalization v0.1.7 [INFO] [stderr] Compiling encoding_rs v0.8.10 [INFO] [stderr] Compiling openssl-probe v0.1.2 [INFO] [stderr] Compiling dtoa v0.4.3 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling tokio-executor v0.1.5 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling unicase v2.2.0 [INFO] [stderr] Compiling time v0.1.40 [INFO] [stderr] Compiling owning_ref v0.3.3 [INFO] [stderr] Compiling arrayvec v0.4.7 [INFO] [stderr] Compiling foreign-types v0.3.2 [INFO] [stderr] Compiling rand_core v0.2.2 [INFO] [stderr] Compiling base64 v0.9.3 [INFO] [stderr] Compiling want v0.0.6 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling bytes v0.4.10 [INFO] [stderr] Compiling smallvec v0.6.5 [INFO] [stderr] Compiling tokio-current-thread v0.1.3 [INFO] [stderr] Compiling tokio-timer v0.2.7 [INFO] [stderr] Compiling lock_api v0.1.4 [INFO] [stderr] Compiling mio v0.6.16 [INFO] [stderr] Compiling rand v0.5.5 [INFO] [stderr] Compiling crossbeam-epoch v0.5.2 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Compiling tokio-io v0.1.10 [INFO] [stderr] Compiling http v0.1.13 [INFO] [stderr] Compiling phf_shared v0.7.23 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling serde_json v1.0.32 [INFO] [stderr] Compiling crossbeam-deque v0.6.1 [INFO] [stderr] Compiling libflate v0.1.18 [INFO] [stderr] Compiling mime v0.3.12 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling openssl-sys v0.9.39 [INFO] [stderr] Compiling phf v0.7.23 [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 url v1.7.2 [INFO] [stderr] Compiling parking_lot v0.6.4 [INFO] [stderr] Compiling phf_codegen v0.7.23 [INFO] [stderr] Compiling tokio-fs v0.1.4 [INFO] [stderr] Compiling h2 v0.1.13 [INFO] [stderr] Compiling tokio-reactor v0.1.6 [INFO] [stderr] Compiling openssl v0.10.15 [INFO] [stderr] Compiling native-tls v0.2.2 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.6 [INFO] [stderr] Compiling serde_urlencoded v0.5.3 [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 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 46s [INFO] running `"docker" "inspect" "382ce375a09c22a28750070c39b38c80bd83479d735accab2bfd4d4ac6212931"` [INFO] running `"docker" "rm" "-f" "382ce375a09c22a28750070c39b38c80bd83479d735accab2bfd4d4ac6212931"` [INFO] [stdout] 382ce375a09c22a28750070c39b38c80bd83479d735accab2bfd4d4ac6212931 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] 185f54d3223c00670d2745c78b9669fb55e8df936887ea23e7837784f29ba25f [INFO] running `"docker" "start" "-a" "185f54d3223c00670d2745c78b9669fb55e8df936887ea23e7837784f29ba25f"` [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" "185f54d3223c00670d2745c78b9669fb55e8df936887ea23e7837784f29ba25f"` [INFO] running `"docker" "rm" "-f" "185f54d3223c00670d2745c78b9669fb55e8df936887ea23e7837784f29ba25f"` [INFO] [stdout] 185f54d3223c00670d2745c78b9669fb55e8df936887ea23e7837784f29ba25f [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] a500e0e495a19030b478873e21fe3779480f9ebcf7623c18766577afbda0adc2 [INFO] running `"docker" "start" "-a" "a500e0e495a19030b478873e21fe3779480f9ebcf7623c18766577afbda0adc2"` [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 0.27s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/mortal_coil-343edf27a6858a7e [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" "a500e0e495a19030b478873e21fe3779480f9ebcf7623c18766577afbda0adc2"` [INFO] running `"docker" "rm" "-f" "a500e0e495a19030b478873e21fe3779480f9ebcf7623c18766577afbda0adc2"` [INFO] [stdout] a500e0e495a19030b478873e21fe3779480f9ebcf7623c18766577afbda0adc2