[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 try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faxel-kaliff%2Fhw14" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/axel-kaliff/hw14 on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-0/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" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8fe0dcf3351f84712d7d6fb8ebc494c2b9e00f88d093751e054d266485595fda [INFO] running `Command { std: "docker" "start" "-a" "8fe0dcf3351f84712d7d6fb8ebc494c2b9e00f88d093751e054d266485595fda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8fe0dcf3351f84712d7d6fb8ebc494c2b9e00f88d093751e054d266485595fda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8fe0dcf3351f84712d7d6fb8ebc494c2b9e00f88d093751e054d266485595fda", kill_on_drop: false }` [INFO] [stdout] 8fe0dcf3351f84712d7d6fb8ebc494c2b9e00f88d093751e054d266485595fda [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] eeb3a296468d8dfe8ed4cf7980c14cabed153c886804ab4e89b5fcc76d7cc438 [INFO] running `Command { std: "docker" "start" "-a" "eeb3a296468d8dfe8ed4cf7980c14cabed153c886804ab4e89b5fcc76d7cc438", 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] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.30s [INFO] running `Command { std: "docker" "inspect" "eeb3a296468d8dfe8ed4cf7980c14cabed153c886804ab4e89b5fcc76d7cc438", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eeb3a296468d8dfe8ed4cf7980c14cabed153c886804ab4e89b5fcc76d7cc438", kill_on_drop: false }` [INFO] [stdout] eeb3a296468d8dfe8ed4cf7980c14cabed153c886804ab4e89b5fcc76d7cc438 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b638c4033deb2c713f5df471a0d75e61383de2dc10ffedc59b72e64fe59e73b0 [INFO] running `Command { std: "docker" "start" "-a" "b638c4033deb2c713f5df471a0d75e61383de2dc10ffedc59b72e64fe59e73b0", 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] [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] [stderr] Compiling hw14 v0.1.0 (/opt/rustwide/workdir) [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 0.39s [INFO] running `Command { std: "docker" "inspect" "b638c4033deb2c713f5df471a0d75e61383de2dc10ffedc59b72e64fe59e73b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b638c4033deb2c713f5df471a0d75e61383de2dc10ffedc59b72e64fe59e73b0", kill_on_drop: false }` [INFO] [stdout] b638c4033deb2c713f5df471a0d75e61383de2dc10ffedc59b72e64fe59e73b0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] cd40432a93d3de74df44ee2a6c3173682ad7ca1ac56d0fcb359f83c789cc770b [INFO] running `Command { std: "docker" "start" "-a" "cd40432a93d3de74df44ee2a6c3173682ad7ca1ac56d0fcb359f83c789cc770b", 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: 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` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] warning: `hw14` (bin "hw14" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.77s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/hw14-bcee1df3ff54bae0) [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] Running unittests (/opt/rustwide/target/debug/deps/hw14-f9c46a7786062ede) [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" "cd40432a93d3de74df44ee2a6c3173682ad7ca1ac56d0fcb359f83c789cc770b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd40432a93d3de74df44ee2a6c3173682ad7ca1ac56d0fcb359f83c789cc770b", kill_on_drop: false }` [INFO] [stdout] cd40432a93d3de74df44ee2a6c3173682ad7ca1ac56d0fcb359f83c789cc770b