[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-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLironHazan%2Frusty-playground" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/LironHazan/rusty-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/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-2/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-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] c3efc8ed8c95100203ed4ac445e1dcb24ab583fcb4e7485a9bf08e4c76b5a484 [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" "c3efc8ed8c95100203ed4ac445e1dcb24ab583fcb4e7485a9bf08e4c76b5a484", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c3efc8ed8c95100203ed4ac445e1dcb24ab583fcb4e7485a9bf08e4c76b5a484", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c3efc8ed8c95100203ed4ac445e1dcb24ab583fcb4e7485a9bf08e4c76b5a484", kill_on_drop: false }` [INFO] [stdout] c3efc8ed8c95100203ed4ac445e1dcb24ab583fcb4e7485a9bf08e4c76b5a484 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 61f4e23ce07a57a8cf0be28ead4f49e5fb79833edfac9d195942ea0e3f27ad95 [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" "61f4e23ce07a57a8cf0be28ead4f49e5fb79833edfac9d195942ea0e3f27ad95", kill_on_drop: false }` [INFO] [stderr] Compiling getrandom v0.1.14 [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 5.86s [INFO] running `Command { std: "docker" "inspect" "61f4e23ce07a57a8cf0be28ead4f49e5fb79833edfac9d195942ea0e3f27ad95", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "61f4e23ce07a57a8cf0be28ead4f49e5fb79833edfac9d195942ea0e3f27ad95", kill_on_drop: false }` [INFO] [stdout] 61f4e23ce07a57a8cf0be28ead4f49e5fb79833edfac9d195942ea0e3f27ad95 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 9c054d9f4108307e7b2c582ecd9e8609fdddd1110f9cd718cc80c20296148f89 [INFO] running `Command { std: "docker" "start" "-a" "9c054d9f4108307e7b2c582ecd9e8609fdddd1110f9cd718cc80c20296148f89", kill_on_drop: false }` [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 0.98s [INFO] running `Command { std: "docker" "inspect" "9c054d9f4108307e7b2c582ecd9e8609fdddd1110f9cd718cc80c20296148f89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c054d9f4108307e7b2c582ecd9e8609fdddd1110f9cd718cc80c20296148f89", kill_on_drop: false }` [INFO] [stdout] 9c054d9f4108307e7b2c582ecd9e8609fdddd1110f9cd718cc80c20296148f89 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ce99a36783b8cde94777ece031aedb12d416825712dd01c813e6768d19fb2c26 [INFO] running `Command { std: "docker" "start" "-a" "ce99a36783b8cde94777ece031aedb12d416825712dd01c813e6768d19fb2c26", kill_on_drop: false }` [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 0.02s [INFO] [stderr] Running unittests (/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" "ce99a36783b8cde94777ece031aedb12d416825712dd01c813e6768d19fb2c26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce99a36783b8cde94777ece031aedb12d416825712dd01c813e6768d19fb2c26", kill_on_drop: false }` [INFO] [stdout] ce99a36783b8cde94777ece031aedb12d416825712dd01c813e6768d19fb2c26