[INFO] cloning repository https://github.com/yu-hasebe/singly_linked_list [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yu-hasebe/singly_linked_list" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyu-hasebe%2Fsingly_linked_list", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyu-hasebe%2Fsingly_linked_list'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 689b00b9b994256f761585fc477a8982df68a1bf [INFO] testing yu-hasebe/singly_linked_list against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyu-hasebe%2Fsingly_linked_list" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/yu-hasebe/singly_linked_list on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/yu-hasebe/singly_linked_list [INFO] finished tweaking git repo https://github.com/yu-hasebe/singly_linked_list [INFO] tweaked toml for git repo https://github.com/yu-hasebe/singly_linked_list written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/yu-hasebe/singly_linked_list already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] e3fde53121320657b7deab4cb1beee9c731fe295a17ab8a7f4a7017d039e7608 [INFO] running `Command { std: "docker" "start" "-a" "e3fde53121320657b7deab4cb1beee9c731fe295a17ab8a7f4a7017d039e7608", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e3fde53121320657b7deab4cb1beee9c731fe295a17ab8a7f4a7017d039e7608", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3fde53121320657b7deab4cb1beee9c731fe295a17ab8a7f4a7017d039e7608", kill_on_drop: false }` [INFO] [stdout] e3fde53121320657b7deab4cb1beee9c731fe295a17ab8a7f4a7017d039e7608 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 48d3d04a04d582d1eb884d005c49021ed3b73723fd023b3bddacc7170b980af5 [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" "48d3d04a04d582d1eb884d005c49021ed3b73723fd023b3bddacc7170b980af5", kill_on_drop: false }` [INFO] [stderr] Compiling singly_linked_list v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/lib.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 19 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get` [INFO] [stdout] --> src/lib.rs:24:8 [INFO] [stdout] | [INFO] [stdout] 24 | fn get(&self, index: i32) -> i32 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_at_head` [INFO] [stdout] --> src/lib.rs:37:8 [INFO] [stdout] | [INFO] [stdout] 37 | fn add_at_head(&mut self, val: i32) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_at_tail` [INFO] [stdout] --> src/lib.rs:45:8 [INFO] [stdout] | [INFO] [stdout] 45 | fn add_at_tail(&mut self, val: i32) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_at_index` [INFO] [stdout] --> src/lib.rs:62:8 [INFO] [stdout] | [INFO] [stdout] 62 | fn add_at_index(&mut self, index: i32, val: i32) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `delete_at_index` [INFO] [stdout] --> src/lib.rs:82:8 [INFO] [stdout] | [INFO] [stdout] 82 | fn delete_at_index(&mut self, index: i32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.33s [INFO] running `Command { std: "docker" "inspect" "48d3d04a04d582d1eb884d005c49021ed3b73723fd023b3bddacc7170b980af5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "48d3d04a04d582d1eb884d005c49021ed3b73723fd023b3bddacc7170b980af5", kill_on_drop: false }` [INFO] [stdout] 48d3d04a04d582d1eb884d005c49021ed3b73723fd023b3bddacc7170b980af5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 13efecec3bbf6258afc7a05664a3a2672f8502450eebc4bb12dfe10d8801e60d [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" "13efecec3bbf6258afc7a05664a3a2672f8502450eebc4bb12dfe10d8801e60d", kill_on_drop: false }` [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/lib.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 19 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling singly_linked_list v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `get` [INFO] [stdout] --> src/lib.rs:24:8 [INFO] [stdout] | [INFO] [stdout] 24 | fn get(&self, index: i32) -> i32 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_at_head` [INFO] [stdout] --> src/lib.rs:37:8 [INFO] [stdout] | [INFO] [stdout] 37 | fn add_at_head(&mut self, val: i32) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_at_tail` [INFO] [stdout] --> src/lib.rs:45:8 [INFO] [stdout] | [INFO] [stdout] 45 | fn add_at_tail(&mut self, val: i32) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_at_index` [INFO] [stdout] --> src/lib.rs:62:8 [INFO] [stdout] | [INFO] [stdout] 62 | fn add_at_index(&mut self, index: i32, val: i32) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `delete_at_index` [INFO] [stdout] --> src/lib.rs:82:8 [INFO] [stdout] | [INFO] [stdout] 82 | fn delete_at_index(&mut self, index: i32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.90s [INFO] running `Command { std: "docker" "inspect" "13efecec3bbf6258afc7a05664a3a2672f8502450eebc4bb12dfe10d8801e60d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13efecec3bbf6258afc7a05664a3a2672f8502450eebc4bb12dfe10d8801e60d", kill_on_drop: false }` [INFO] [stdout] 13efecec3bbf6258afc7a05664a3a2672f8502450eebc4bb12dfe10d8801e60d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 8c4db968f1a0b60931b20d3988e2d1c37c1ca5580155d69860dbe987cfc19a3a [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" "8c4db968f1a0b60931b20d3988e2d1c37c1ca5580155d69860dbe987cfc19a3a", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stdout] running 6 tests [INFO] [stderr] --> src/lib.rs:19:8 [INFO] [stdout] test tests::test6 ... ok [INFO] [stderr] | [INFO] [stdout] test tests::test5 ... ok [INFO] [stderr] 19 | fn new() -> Self { [INFO] [stdout] test tests::test4 ... ok [INFO] [stderr] | ^^^ [INFO] [stdout] test tests::test3 ... ok [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `get` [INFO] [stderr] --> src/lib.rs:24:8 [INFO] [stderr] | [INFO] [stderr] 24 | fn get(&self, index: i32) -> i32 { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `add_at_head` [INFO] [stderr] --> src/lib.rs:37:8 [INFO] [stderr] | [INFO] [stderr] 37 | fn add_at_head(&mut self, val: i32) { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `add_at_tail` [INFO] [stderr] --> src/lib.rs:45:8 [INFO] [stderr] | [INFO] [stderr] 45 | fn add_at_tail(&mut self, val: i32) { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `add_at_index` [INFO] [stderr] --> src/lib.rs:62:8 [INFO] [stderr] | [INFO] [stderr] 62 | fn add_at_index(&mut self, index: i32, val: i32) { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `delete_at_index` [INFO] [stderr] --> src/lib.rs:82:8 [INFO] [stderr] | [INFO] [stderr] 82 | fn delete_at_index(&mut self, index: i32) { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/singly_linked_list-65c1b2486d4914b6) [INFO] [stdout] test tests::test1 ... ok [INFO] [stderr] Doc-tests singly_linked_list [INFO] [stdout] test tests::test2 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [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" "8c4db968f1a0b60931b20d3988e2d1c37c1ca5580155d69860dbe987cfc19a3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c4db968f1a0b60931b20d3988e2d1c37c1ca5580155d69860dbe987cfc19a3a", kill_on_drop: false }` [INFO] [stdout] 8c4db968f1a0b60931b20d3988e2d1c37c1ca5580155d69860dbe987cfc19a3a