[INFO] cloning repository https://github.com/YKG/rust-playground [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/YKG/rust-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYKG%2Frust-playground", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYKG%2Frust-playground'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d0b05d549483715d226c8935136b12384366646f [INFO] testing YKG/rust-playground against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYKG%2Frust-playground" "/workspace/builds/worker-26/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-26/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/YKG/rust-playground on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/YKG/rust-playground [INFO] finished tweaking git repo https://github.com/YKG/rust-playground [INFO] tweaked toml for git repo https://github.com/YKG/rust-playground written to /workspace/builds/worker-26/source/Cargo.toml [INFO] crate git repo https://github.com/YKG/rust-playground already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bb8029490d47e6c9fbd744e4d0eb4ef82aba406dc956f2207ea64df9e03ebb8f [INFO] running `Command { std: "docker" "start" "-a" "bb8029490d47e6c9fbd744e4d0eb4ef82aba406dc956f2207ea64df9e03ebb8f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bb8029490d47e6c9fbd744e4d0eb4ef82aba406dc956f2207ea64df9e03ebb8f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb8029490d47e6c9fbd744e4d0eb4ef82aba406dc956f2207ea64df9e03ebb8f", kill_on_drop: false }` [INFO] [stdout] bb8029490d47e6c9fbd744e4d0eb4ef82aba406dc956f2207ea64df9e03ebb8f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 525a1ca79b298fba52d44197b34490c5bb6c4a0556577bff668d1ad45caf8209 [INFO] running `Command { std: "docker" "start" "-a" "525a1ca79b298fba52d44197b34490c5bb6c4a0556577bff668d1ad45caf8209", kill_on_drop: false }` [INFO] [stderr] Compiling rust-playground v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.99s [INFO] running `Command { std: "docker" "inspect" "525a1ca79b298fba52d44197b34490c5bb6c4a0556577bff668d1ad45caf8209", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "525a1ca79b298fba52d44197b34490c5bb6c4a0556577bff668d1ad45caf8209", kill_on_drop: false }` [INFO] [stdout] 525a1ca79b298fba52d44197b34490c5bb6c4a0556577bff668d1ad45caf8209 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f7c2770d0b761d84b22b1af1cb34a4b46d88b761dcea2a5d70d59d7925390309 [INFO] running `Command { std: "docker" "start" "-a" "f7c2770d0b761d84b22b1af1cb34a4b46d88b761dcea2a5d70d59d7925390309", kill_on_drop: false }` [INFO] [stderr] Compiling rust-playground v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> tests/tuple.rs:3:14 [INFO] [stdout] | [INFO] [stdout] 3 | let t1 = (1); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 3 - let t1 = (1); [INFO] [stdout] 3 + let t1 = 1; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> tests/tuple.rs:4:14 [INFO] [stdout] | [INFO] [stdout] 4 | let t2 = (2); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 4 - let t2 = (2); [INFO] [stdout] 4 + let t2 = 2; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> tests/tuple.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | / /// see test_tuple_cmp [INFO] [stdout] 27 | | /// the meaning of the cmp function is: [INFO] [stdout] 28 | | /// 1. numbers greater than 3 is greater than those less or equal than 3 [INFO] [stdout] 29 | | /// 2. for each group(gt3, lte 3), reverse the number orders [INFO] [stdout] | |________________________________________________________________^ [INFO] [stdout] 30 | v.sort_by_key(|&num| (num > 3, Reverse(num))); [INFO] [stdout] | --------------------------------------------- rustdoc does not generate documentation for expressions [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_std_cmp_Reverse` should have a snake case name [INFO] [stdout] --> tests/tuple.rs:22:4 [INFO] [stdout] | [INFO] [stdout] 22 | fn test_std_cmp_Reverse() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_std_cmp_reverse` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.35s [INFO] running `Command { std: "docker" "inspect" "f7c2770d0b761d84b22b1af1cb34a4b46d88b761dcea2a5d70d59d7925390309", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7c2770d0b761d84b22b1af1cb34a4b46d88b761dcea2a5d70d59d7925390309", kill_on_drop: false }` [INFO] [stdout] f7c2770d0b761d84b22b1af1cb34a4b46d88b761dcea2a5d70d59d7925390309 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ef779297d02901a4a7cd2de15e2389170711fc343984687ca012efe3645b621f [INFO] running `Command { std: "docker" "start" "-a" "ef779297d02901a4a7cd2de15e2389170711fc343984687ca012efe3645b621f", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> tests/tuple.rs:3:14 [INFO] [stderr] | [INFO] [stderr] 3 | let t1 = (1); [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 3 - let t1 = (1); [INFO] [stderr] 3 + let t1 = 1; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> tests/tuple.rs:4:14 [INFO] [stderr] | [INFO] [stderr] 4 | let t2 = (2); [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 4 - let t2 = (2); [INFO] [stderr] 4 + let t2 = 2; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> tests/tuple.rs:26:5 [INFO] [stderr] | [INFO] [stderr] 26 | / /// see test_tuple_cmp [INFO] [stderr] 27 | | /// the meaning of the cmp function is: [INFO] [stderr] 28 | | /// 1. numbers greater than 3 is greater than those less or equal than 3 [INFO] [stderr] 29 | | /// 2. for each group(gt3, lte 3), reverse the number orders [INFO] [stderr] | |________________________________________________________________^ [INFO] [stderr] 30 | v.sort_by_key(|&num| (num > 3, Reverse(num))); [INFO] [stderr] | --------------------------------------------- rustdoc does not generate documentation for expressions [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] running 0 tests [INFO] [stderr] = help: use `//` for a plain comment [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] warning: function `test_std_cmp_Reverse` should have a snake case name [INFO] [stdout] [INFO] [stderr] --> tests/tuple.rs:22:4 [INFO] [stderr] | [INFO] [stderr] 22 | fn test_std_cmp_Reverse() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_std_cmp_reverse` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `rust-playground` (test "tuple") generated 4 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust_playground-fe4a29b3e5a0c762) [INFO] [stderr] Running tests/trait.rs (/opt/rustwide/target/debug/deps/trait-2a1590bca350260e) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test test_largest ... ok [INFO] [stdout] test test_largest2 ... ok [INFO] [stderr] Running tests/tuple.rs (/opt/rustwide/target/debug/deps/tuple-460ee595476746a2) [INFO] [stdout] test test_trait_as_parameter ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test test_tuple_cmp ... ok [INFO] [stdout] test test_std_cmp_Reverse ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "ef779297d02901a4a7cd2de15e2389170711fc343984687ca012efe3645b621f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ef779297d02901a4a7cd2de15e2389170711fc343984687ca012efe3645b621f", kill_on_drop: false }` [INFO] [stdout] ef779297d02901a4a7cd2de15e2389170711fc343984687ca012efe3645b621f