[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 master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYKG%2Frust-playground" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/YKG/rust-playground on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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-6/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4874c863515f2eb9a6101d440cc73ee7630cd97112147e62b9c2498ed39183d1 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "4874c863515f2eb9a6101d440cc73ee7630cd97112147e62b9c2498ed39183d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4874c863515f2eb9a6101d440cc73ee7630cd97112147e62b9c2498ed39183d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4874c863515f2eb9a6101d440cc73ee7630cd97112147e62b9c2498ed39183d1", kill_on_drop: false }` [INFO] [stdout] 4874c863515f2eb9a6101d440cc73ee7630cd97112147e62b9c2498ed39183d1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] dc627d1afa50bdbe73fc8b4d0166db6cba62f8addcdcb4ca3f85645f942321c9 [INFO] running `Command { std: "docker" "start" "-a" "dc627d1afa50bdbe73fc8b4d0166db6cba62f8addcdcb4ca3f85645f942321c9", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rust-playground v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.03s [INFO] running `Command { std: "docker" "inspect" "dc627d1afa50bdbe73fc8b4d0166db6cba62f8addcdcb4ca3f85645f942321c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc627d1afa50bdbe73fc8b4d0166db6cba62f8addcdcb4ca3f85645f942321c9", kill_on_drop: false }` [INFO] [stdout] dc627d1afa50bdbe73fc8b4d0166db6cba62f8addcdcb4ca3f85645f942321c9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 70fc00b7079e8f2ff6e7b90232c4983b56b1d2af3e4fbe84fb1237102dd32a12 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "70fc00b7079e8f2ff6e7b90232c4983b56b1d2af3e4fbe84fb1237102dd32a12", 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] | ^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [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] | ^^^ help: remove these parentheses [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] [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 1.45s [INFO] running `Command { std: "docker" "inspect" "70fc00b7079e8f2ff6e7b90232c4983b56b1d2af3e4fbe84fb1237102dd32a12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70fc00b7079e8f2ff6e7b90232c4983b56b1d2af3e4fbe84fb1237102dd32a12", kill_on_drop: false }` [INFO] [stdout] 70fc00b7079e8f2ff6e7b90232c4983b56b1d2af3e4fbe84fb1237102dd32a12 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] df58a67438c48421825591ce599ad467a823ff3e382e369e4c1c376f028b0e51 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "df58a67438c48421825591ce599ad467a823ff3e382e369e4c1c376f028b0e51", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stdout] running 0 tests [INFO] [stderr] --> tests/tuple.rs:3:14 [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] 3 | let t1 = (1); [INFO] [stdout] [INFO] [stderr] | ^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] running 3 tests [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] test test_largest2 ... ok [INFO] [stderr] [INFO] [stdout] test test_trait_as_parameter ... ok [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] | ^^^ help: remove these parentheses [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] [stderr] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function `test_std_cmp_Reverse` should have a snake case name [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: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust_playground-be05b186a74d45b4) [INFO] [stderr] Running tests/trait.rs (/opt/rustwide/target/debug/deps/trait-75a2d0f4dccc21ff) [INFO] [stdout] test test_largest ... ok [INFO] [stderr] Running tests/tuple.rs (/opt/rustwide/target/debug/deps/tuple-148a4256d99f2fc4) [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_std_cmp_Reverse ... ok [INFO] [stdout] test test_tuple_cmp ... 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" "df58a67438c48421825591ce599ad467a823ff3e382e369e4c1c376f028b0e51", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df58a67438c48421825591ce599ad467a823ff3e382e369e4c1c376f028b0e51", kill_on_drop: false }` [INFO] [stdout] df58a67438c48421825591ce599ad467a823ff3e382e369e4c1c376f028b0e51