[INFO] updating cached 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" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d0b05d549483715d226c8935136b12384366646f [INFO] testing YKG/rust-playground against beta-2020-07-24 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYKG%2Frust-playground" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/YKG/rust-playground on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", 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-7/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-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", 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] 850f405def85231c11701af00351400e7ef628e84350dcc21540b29f44efcea3 [INFO] running `Command { std: "docker" "start" "-a" "850f405def85231c11701af00351400e7ef628e84350dcc21540b29f44efcea3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "850f405def85231c11701af00351400e7ef628e84350dcc21540b29f44efcea3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "850f405def85231c11701af00351400e7ef628e84350dcc21540b29f44efcea3", kill_on_drop: false }` [INFO] [stdout] 850f405def85231c11701af00351400e7ef628e84350dcc21540b29f44efcea3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 16c0b02042140d967e1520ba1c95a886841e70282be541048094a6bb938ac6fc [INFO] running `Command { std: "docker" "start" "-a" "16c0b02042140d967e1520ba1c95a886841e70282be541048094a6bb938ac6fc", kill_on_drop: false }` [INFO] [stderr] Compiling rust-playground v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.59s [INFO] running `Command { std: "docker" "inspect" "16c0b02042140d967e1520ba1c95a886841e70282be541048094a6bb938ac6fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "16c0b02042140d967e1520ba1c95a886841e70282be541048094a6bb938ac6fc", kill_on_drop: false }` [INFO] [stdout] 16c0b02042140d967e1520ba1c95a886841e70282be541048094a6bb938ac6fc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--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] 427d1963a5998c5fcd9b16b74af64401f7337f5476d3929e0fe176d434dda094 [INFO] running `Command { std: "docker" "start" "-a" "427d1963a5998c5fcd9b16b74af64401f7337f5476d3929e0fe176d434dda094", 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 1.52s [INFO] running `Command { std: "docker" "inspect" "427d1963a5998c5fcd9b16b74af64401f7337f5476d3929e0fe176d434dda094", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "427d1963a5998c5fcd9b16b74af64401f7337f5476d3929e0fe176d434dda094", kill_on_drop: false }` [INFO] [stdout] 427d1963a5998c5fcd9b16b74af64401f7337f5476d3929e0fe176d434dda094 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3a2c675916c97c7982de21a7be96d4a7592951123762e8c8d8918775e33bbaaa [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" "3a2c675916c97c7982de21a7be96d4a7592951123762e8c8d8918775e33bbaaa", 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] | ^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [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] | ^^^ 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 0.02s [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/rust_playground-10876dd781b44ad0 [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] [stderr] Running /opt/rustwide/target/debug/deps/trait-0b6bc180be610a4f [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test test_trait_as_parameter ... ok [INFO] [stdout] test test_largest ... ok [INFO] [stdout] test test_largest2 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/tuple-9a42c02d2a299493 [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 [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "3a2c675916c97c7982de21a7be96d4a7592951123762e8c8d8918775e33bbaaa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a2c675916c97c7982de21a7be96d4a7592951123762e8c8d8918775e33bbaaa", kill_on_drop: false }` [INFO] [stdout] 3a2c675916c97c7982de21a7be96d4a7592951123762e8c8d8918775e33bbaaa