[INFO] cloning repository https://github.com/axel-kaliff/hw14 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/axel-kaliff/hw14" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faxel-kaliff%2Fhw14", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faxel-kaliff%2Fhw14'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b1b5db79dee162c5b852f187e6833d7d8fe8e054 [INFO] testing axel-kaliff/hw14 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faxel-kaliff%2Fhw14" "/workspace/builds/worker-99/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-99/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/axel-kaliff/hw14 on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/axel-kaliff/hw14 [INFO] finished tweaking git repo https://github.com/axel-kaliff/hw14 [INFO] tweaked toml for git repo https://github.com/axel-kaliff/hw14 written to /workspace/builds/worker-99/source/Cargo.toml [INFO] crate git repo https://github.com/axel-kaliff/hw14 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f388354ebec32f3dfa4ffe495109057ef1b60a25a8f7bc4dea41dd49196b529d [INFO] running `Command { std: "docker" "start" "-a" "f388354ebec32f3dfa4ffe495109057ef1b60a25a8f7bc4dea41dd49196b529d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f388354ebec32f3dfa4ffe495109057ef1b60a25a8f7bc4dea41dd49196b529d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f388354ebec32f3dfa4ffe495109057ef1b60a25a8f7bc4dea41dd49196b529d", kill_on_drop: false }` [INFO] [stdout] f388354ebec32f3dfa4ffe495109057ef1b60a25a8f7bc4dea41dd49196b529d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6ca6d482132285b90d4ad742e689153e805124bdf52228d02db160c122e6595d [INFO] running `Command { std: "docker" "start" "-a" "6ca6d482132285b90d4ad742e689153e805124bdf52228d02db160c122e6595d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling hw14 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable `number_of_cases` is assigned to, but never used [INFO] [stdout] --> src/wd.rs:5:13 [INFO] [stdout] | [INFO] [stdout] 5 | let mut number_of_cases = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_number_of_cases` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `number_of_cases` is never read [INFO] [stdout] --> src/wd.rs:58:13 [INFO] [stdout] | [INFO] [stdout] 58 | number_of_cases = nums[0] as u32; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/wd.rs:30:33 [INFO] [stdout] | [INFO] [stdout] 30 | ... let mut max = cmp::min(cmp::min(x, s - x), cmp::min(y, s - y)); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/wd.rs:17:17 [INFO] [stdout] | [INFO] [stdout] 17 | &l.clear(); [INFO] [stdout] | ^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 17 | let _ = &l.clear(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `hw14::trojke::trojke` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use hw14::trojke::trojke; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 17.23s [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "6ca6d482132285b90d4ad742e689153e805124bdf52228d02db160c122e6595d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ca6d482132285b90d4ad742e689153e805124bdf52228d02db160c122e6595d", kill_on_drop: false }` [INFO] [stdout] 6ca6d482132285b90d4ad742e689153e805124bdf52228d02db160c122e6595d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 63f79c128ac4db53aff657b3444c2063422f49d4a315baad29c814ac4c144c3e [INFO] running `Command { std: "docker" "start" "-a" "63f79c128ac4db53aff657b3444c2063422f49d4a315baad29c814ac4c144c3e", kill_on_drop: false }` [INFO] [stdout] warning: variable `number_of_cases` is assigned to, but never used [INFO] [stdout] --> src/wd.rs:5:13 [INFO] [stdout] | [INFO] [stdout] 5 | let mut number_of_cases = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_number_of_cases` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling hw14 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `number_of_cases` is never read [INFO] [stdout] --> src/wd.rs:58:13 [INFO] [stdout] | [INFO] [stdout] 58 | number_of_cases = nums[0] as u32; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/wd.rs:30:33 [INFO] [stdout] | [INFO] [stdout] 30 | ... let mut max = cmp::min(cmp::min(x, s - x), cmp::min(y, s - y)); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/wd.rs:17:17 [INFO] [stdout] | [INFO] [stdout] 17 | &l.clear(); [INFO] [stdout] | ^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 17 | let _ = &l.clear(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `hw14::trojke::trojke` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use hw14::trojke::trojke; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `number_of_cases` is assigned to, but never used [INFO] [stdout] --> src/wd.rs:5:13 [INFO] [stdout] | [INFO] [stdout] 5 | let mut number_of_cases = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_number_of_cases` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `number_of_cases` is never read [INFO] [stdout] --> src/wd.rs:58:13 [INFO] [stdout] | [INFO] [stdout] 58 | number_of_cases = nums[0] as u32; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/wd.rs:30:33 [INFO] [stdout] | [INFO] [stdout] 30 | ... let mut max = cmp::min(cmp::min(x, s - x), cmp::min(y, s - y)); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/wd.rs:17:17 [INFO] [stdout] | [INFO] [stdout] 17 | &l.clear(); [INFO] [stdout] | ^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 17 | let _ = &l.clear(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.78s [INFO] running `Command { std: "docker" "inspect" "63f79c128ac4db53aff657b3444c2063422f49d4a315baad29c814ac4c144c3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "63f79c128ac4db53aff657b3444c2063422f49d4a315baad29c814ac4c144c3e", kill_on_drop: false }` [INFO] [stdout] 63f79c128ac4db53aff657b3444c2063422f49d4a315baad29c814ac4c144c3e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5bad7aabd6478f435ebc7cee5640c00f9590e632df776fc889fef184c0d3c38e [INFO] running `Command { std: "docker" "start" "-a" "5bad7aabd6478f435ebc7cee5640c00f9590e632df776fc889fef184c0d3c38e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: variable `number_of_cases` is assigned to, but never used [INFO] [stderr] --> src/wd.rs:5:13 [INFO] [stderr] | [INFO] [stderr] 5 | let mut number_of_cases = 0; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] = note: consider using `_number_of_cases` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `number_of_cases` is never read [INFO] [stderr] --> src/wd.rs:58:13 [INFO] [stderr] | [INFO] [stderr] 58 | number_of_cases = nums[0] as u32; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/wd.rs:30:33 [INFO] [stderr] | [INFO] [stderr] 30 | ... let mut max = cmp::min(cmp::min(x, s - x), cmp::min(y, s - y)); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/wd.rs:17:17 [INFO] [stderr] | [INFO] [stderr] 17 | &l.clear(); [INFO] [stderr] | ^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 17 | let _ = &l.clear(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `hw14` (lib) generated 4 warnings [INFO] [stderr] warning: `hw14` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] warning: unused import: `hw14::trojke::trojke` [INFO] [stderr] --> src/main.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use hw14::trojke::trojke; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `hw14` (bin "hw14" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.18s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/hw14-bcee1df3ff54bae0) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/hw14-f9c46a7786062ede) [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] [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 hw14 [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] running `Command { std: "docker" "inspect" "5bad7aabd6478f435ebc7cee5640c00f9590e632df776fc889fef184c0d3c38e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5bad7aabd6478f435ebc7cee5640c00f9590e632df776fc889fef184c0d3c38e", kill_on_drop: false }` [INFO] [stdout] 5bad7aabd6478f435ebc7cee5640c00f9590e632df776fc889fef184c0d3c38e