[INFO] cloning repository https://github.com/shbroster/card-games [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shbroster/card-games" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshbroster%2Fcard-games", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshbroster%2Fcard-games'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9ba022ade9ed13e1426d015862a25dd1e193816e [INFO] testing shbroster/card-games against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshbroster%2Fcard-games" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/shbroster/card-games 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/shbroster/card-games [INFO] finished tweaking git repo https://github.com/shbroster/card-games [INFO] tweaked toml for git repo https://github.com/shbroster/card-games written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/shbroster/card-games 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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] dd73dd2d001af64e68499961aca2280dfbfe2b936e247d41da6d53df8b1ef87a [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" "dd73dd2d001af64e68499961aca2280dfbfe2b936e247d41da6d53df8b1ef87a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dd73dd2d001af64e68499961aca2280dfbfe2b936e247d41da6d53df8b1ef87a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dd73dd2d001af64e68499961aca2280dfbfe2b936e247d41da6d53df8b1ef87a", kill_on_drop: false }` [INFO] [stdout] dd73dd2d001af64e68499961aca2280dfbfe2b936e247d41da6d53df8b1ef87a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stdout] 3545828a5e81f5b3d2aec1f36550a780e0b475d2e28b6aedfdf39e884988e91d [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" "3545828a5e81f5b3d2aec1f36550a780e0b475d2e28b6aedfdf39e884988e91d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.86 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling card v0.1.0 (/opt/rustwide/workdir/card) [INFO] [stderr] Compiling rand_core v0.6.1 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Compiling rand v0.8.3 [INFO] [stderr] Compiling shuffle v0.1.0 (/opt/rustwide/workdir/shuffle) [INFO] [stderr] Compiling top_trumps v0.1.0 (/opt/rustwide/workdir/top_trumps) [INFO] [stdout] warning: function is never used: `shuffle` [INFO] [stdout] --> shuffle/src/lib.rs:13:4 [INFO] [stdout] | [INFO] [stdout] 13 | fn shuffle(values: &mut T, mut rng: R) [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `name` [INFO] [stdout] --> top_trumps/src/lib.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | name: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `fields` [INFO] [stdout] --> top_trumps/src/lib.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | fields: HashMap, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.02s [INFO] running `Command { std: "docker" "inspect" "3545828a5e81f5b3d2aec1f36550a780e0b475d2e28b6aedfdf39e884988e91d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3545828a5e81f5b3d2aec1f36550a780e0b475d2e28b6aedfdf39e884988e91d", kill_on_drop: false }` [INFO] [stdout] 3545828a5e81f5b3d2aec1f36550a780e0b475d2e28b6aedfdf39e884988e91d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 6d48ec08fb5ebc399410843ca45716ca8a10f2b5b5defdd55d024b545c370e6d [INFO] running `Command { std: "docker" "start" "-a" "6d48ec08fb5ebc399410843ca45716ca8a10f2b5b5defdd55d024b545c370e6d", kill_on_drop: false }` [INFO] [stderr] Compiling card v0.1.0 (/opt/rustwide/workdir/card) [INFO] [stderr] Compiling top_trumps v0.1.0 (/opt/rustwide/workdir/top_trumps) [INFO] [stderr] Compiling shuffle v0.1.0 (/opt/rustwide/workdir/shuffle) [INFO] [stdout] warning: function is never used: `shuffle` [INFO] [stdout] --> shuffle/src/lib.rs:13:4 [INFO] [stdout] | [INFO] [stdout] 13 | fn shuffle(values: &mut T, mut rng: R) [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `name` [INFO] [stdout] --> top_trumps/src/lib.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | name: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `fields` [INFO] [stdout] --> top_trumps/src/lib.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | fields: HashMap, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> shuffle/src/lib.rs:48:13 [INFO] [stdout] | [INFO] [stdout] 48 | let mut rng = rand::thread_rng(); [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.95s [INFO] running `Command { std: "docker" "inspect" "6d48ec08fb5ebc399410843ca45716ca8a10f2b5b5defdd55d024b545c370e6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d48ec08fb5ebc399410843ca45716ca8a10f2b5b5defdd55d024b545c370e6d", kill_on_drop: false }` [INFO] [stdout] 6d48ec08fb5ebc399410843ca45716ca8a10f2b5b5defdd55d024b545c370e6d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 130ab0aceb89951c76361ef03eca28abea3003f2ed3d1835b07b42afcab07b76 [INFO] running `Command { std: "docker" "start" "-a" "130ab0aceb89951c76361ef03eca28abea3003f2ed3d1835b07b42afcab07b76", kill_on_drop: false }` [INFO] [stderr] warning: field is never read: `name` [INFO] [stderr] --> top_trumps/src/lib.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | name: String, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `fields` [INFO] [stderr] --> top_trumps/src/lib.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | fields: HashMap, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stdout] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stdout] running 6 tests [INFO] [stderr] [INFO] [stderr] warning: function is never used: `shuffle` [INFO] [stderr] --> shuffle/src/lib.rs:13:4 [INFO] [stderr] | [INFO] [stderr] 13 | fn shuffle(values: &mut T, mut rng: R) [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> shuffle/src/lib.rs:48:13 [INFO] [stderr] | [INFO] [stderr] 48 | let mut rng = rand::thread_rng(); [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: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/card-22faaa3174e9033f) [INFO] [stdout] test deck::tests::create_a_deck ... ok [INFO] [stdout] test deck::tests::it_works ... ok [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] test deck::tests::add_cards ... ok [INFO] [stdout] test card::tests::it_works ... ok [INFO] [stdout] test deck::tests::return_cards ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/shuffle-2c1294d6a1a7e8ff) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] test tests::vecdeque_can_use_shuffle ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/top_trumps-328bd3f130661c5b) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] test tests::test_top_tump_from_id ... 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] [stderr] Doc-tests top_trumps [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 shuffle [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 card [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" "130ab0aceb89951c76361ef03eca28abea3003f2ed3d1835b07b42afcab07b76", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "130ab0aceb89951c76361ef03eca28abea3003f2ed3d1835b07b42afcab07b76", kill_on_drop: false }` [INFO] [stdout] 130ab0aceb89951c76361ef03eca28abea3003f2ed3d1835b07b42afcab07b76