[INFO] cloning repository https://github.com/LironHazan/rusty-playground [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LironHazan/rusty-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLironHazan%2Frusty-playground", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLironHazan%2Frusty-playground'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d1ad54bf14f4bde13310a62f95c905848405f864 [INFO] testing LironHazan/rusty-playground against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLironHazan%2Frusty-playground" "/workspace/builds/worker-19/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/LironHazan/rusty-playground on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/LironHazan/rusty-playground [INFO] finished tweaking git repo https://github.com/LironHazan/rusty-playground [INFO] tweaked toml for git repo https://github.com/LironHazan/rusty-playground written to /workspace/builds/worker-19/source/Cargo.toml [INFO] crate git repo https://github.com/LironHazan/rusty-playground already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f9879f0e829e80f731b6c942ac20bb42307f4cda81ba59af4f0c1180e0bfeeba [INFO] running `Command { std: "docker" "start" "-a" "f9879f0e829e80f731b6c942ac20bb42307f4cda81ba59af4f0c1180e0bfeeba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f9879f0e829e80f731b6c942ac20bb42307f4cda81ba59af4f0c1180e0bfeeba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f9879f0e829e80f731b6c942ac20bb42307f4cda81ba59af4f0c1180e0bfeeba", kill_on_drop: false }` [INFO] [stdout] f9879f0e829e80f731b6c942ac20bb42307f4cda81ba59af4f0c1180e0bfeeba [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 195fa21dea2fab146d63d3648fd500caa93ee8b348c4a8bbb66db8dc1075a5cb [INFO] running `Command { std: "docker" "start" "-a" "195fa21dea2fab146d63d3648fd500caa93ee8b348c4a8bbb66db8dc1075a5cb", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling rusty-playgraound v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `lang_stuff::borrows::borrows::imperative_sum` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use lang_stuff::borrows::borrows::imperative_sum; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `make_noises` [INFO] [stdout] --> src/lang_stuff/trait_obj.rs:18:4 [INFO] [stdout] | [INFO] [stdout] 18 | fn make_noises(animals: Vec>) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `make_noises_with_constraints` [INFO] [stdout] --> src/lang_stuff/trait_obj.rs:25:4 [INFO] [stdout] | [INFO] [stdout] 25 | fn make_noises_with_constraints(animal: T) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `call_make_noises` [INFO] [stdout] --> src/lang_stuff/trait_obj.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 30 | pub fn call_make_noises() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `take_ownwership_sum` [INFO] [stdout] --> src/lang_stuff/borrows.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | fn take_ownwership_sum(v: Vec) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `borrow_sum` [INFO] [stdout] --> src/lang_stuff/borrows.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | fn borrow_sum(v: &Vec) -> i32 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `imperative_sum` [INFO] [stdout] --> src/lang_stuff/borrows.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn imperative_sum() { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 16.13s [INFO] running `Command { std: "docker" "inspect" "195fa21dea2fab146d63d3648fd500caa93ee8b348c4a8bbb66db8dc1075a5cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "195fa21dea2fab146d63d3648fd500caa93ee8b348c4a8bbb66db8dc1075a5cb", kill_on_drop: false }` [INFO] [stdout] 195fa21dea2fab146d63d3648fd500caa93ee8b348c4a8bbb66db8dc1075a5cb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 00f021c3792ccbad08d5482113a25d57867e3ac2ab494e63a396b177c591d446 [INFO] running `Command { std: "docker" "start" "-a" "00f021c3792ccbad08d5482113a25d57867e3ac2ab494e63a396b177c591d446", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rusty-playgraound v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `lang_stuff::borrows::borrows::imperative_sum` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use lang_stuff::borrows::borrows::imperative_sum; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `make_noises` [INFO] [stdout] --> src/lang_stuff/trait_obj.rs:18:4 [INFO] [stdout] | [INFO] [stdout] 18 | fn make_noises(animals: Vec>) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `make_noises_with_constraints` [INFO] [stdout] --> src/lang_stuff/trait_obj.rs:25:4 [INFO] [stdout] | [INFO] [stdout] 25 | fn make_noises_with_constraints(animal: T) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `call_make_noises` [INFO] [stdout] --> src/lang_stuff/trait_obj.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 30 | pub fn call_make_noises() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `take_ownwership_sum` [INFO] [stdout] --> src/lang_stuff/borrows.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | fn take_ownwership_sum(v: Vec) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `borrow_sum` [INFO] [stdout] --> src/lang_stuff/borrows.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | fn borrow_sum(v: &Vec) -> i32 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `imperative_sum` [INFO] [stdout] --> src/lang_stuff/borrows.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn imperative_sum() { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.84s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rusty_playgraound-e7f0f56c0ef6fef8) [INFO] running `Command { std: "docker" "inspect" "00f021c3792ccbad08d5482113a25d57867e3ac2ab494e63a396b177c591d446", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "00f021c3792ccbad08d5482113a25d57867e3ac2ab494e63a396b177c591d446", kill_on_drop: false }` [INFO] [stdout] 00f021c3792ccbad08d5482113a25d57867e3ac2ab494e63a396b177c591d446 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ea66acb7fa38b8a2fd13722a32582e34fc389dc53e4aeb845ea85b1b0f74f91b [INFO] running `Command { std: "docker" "start" "-a" "ea66acb7fa38b8a2fd13722a32582e34fc389dc53e4aeb845ea85b1b0f74f91b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused import: `lang_stuff::borrows::borrows::imperative_sum` [INFO] [stderr] --> src/main.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use lang_stuff::borrows::borrows::imperative_sum; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `make_noises` [INFO] [stderr] --> src/lang_stuff/trait_obj.rs:18:4 [INFO] [stderr] | [INFO] [stderr] 18 | fn make_noises(animals: Vec>) { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `make_noises_with_constraints` [INFO] [stderr] --> src/lang_stuff/trait_obj.rs:25:4 [INFO] [stderr] | [INFO] [stderr] 25 | fn make_noises_with_constraints(animal: T) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `call_make_noises` [INFO] [stderr] --> src/lang_stuff/trait_obj.rs:30:8 [INFO] [stderr] | [INFO] [stderr] 30 | pub fn call_make_noises() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `take_ownwership_sum` [INFO] [stderr] --> src/lang_stuff/borrows.rs:5:8 [INFO] [stderr] | [INFO] [stderr] 5 | fn take_ownwership_sum(v: Vec) -> i32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `borrow_sum` [INFO] [stderr] --> src/lang_stuff/borrows.rs:15:8 [INFO] [stderr] | [INFO] [stderr] 15 | fn borrow_sum(v: &Vec) -> i32 { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `imperative_sum` [INFO] [stderr] --> src/lang_stuff/borrows.rs:23:12 [INFO] [stderr] | [INFO] [stderr] 23 | pub fn imperative_sum() { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `rusty-playgraound` (bin "rusty-playgraound" test) generated 7 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.19s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rusty_playgraound-e7f0f56c0ef6fef8) [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" "ea66acb7fa38b8a2fd13722a32582e34fc389dc53e4aeb845ea85b1b0f74f91b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ea66acb7fa38b8a2fd13722a32582e34fc389dc53e4aeb845ea85b1b0f74f91b", kill_on_drop: false }` [INFO] [stdout] ea66acb7fa38b8a2fd13722a32582e34fc389dc53e4aeb845ea85b1b0f74f91b