[INFO] cloning repository https://github.com/kirkpetersen/rust-examples [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kirkpetersen/rust-examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkirkpetersen%2Frust-examples", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkirkpetersen%2Frust-examples'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 34532a261b3591d4a9f19cd65101ab238da31d63 [INFO] testing kirkpetersen/rust-examples against 1.59.0 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkirkpetersen%2Frust-examples" "/workspace/builds/worker-54/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-54/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kirkpetersen/rust-examples on toolchain 1.59.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kirkpetersen/rust-examples [INFO] finished tweaking git repo https://github.com/kirkpetersen/rust-examples [INFO] tweaked toml for git repo https://github.com/kirkpetersen/rust-examples written to /workspace/builds/worker-54/source/Cargo.toml [INFO] crate git repo https://github.com/kirkpetersen/rust-examples already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0ef5ab8b7326969cd2cb3488c3886186b613e90a744babf0ea29895ab0a777f8 [INFO] running `Command { std: "docker" "start" "-a" "0ef5ab8b7326969cd2cb3488c3886186b613e90a744babf0ea29895ab0a777f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0ef5ab8b7326969cd2cb3488c3886186b613e90a744babf0ea29895ab0a777f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0ef5ab8b7326969cd2cb3488c3886186b613e90a744babf0ea29895ab0a777f8", kill_on_drop: false }` [INFO] [stdout] 0ef5ab8b7326969cd2cb3488c3886186b613e90a744babf0ea29895ab0a777f8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 170cd4f4b87c22c3286bf4b1390abf657cbd076d527409b08919000e983db540 [INFO] running `Command { std: "docker" "start" "-a" "170cd4f4b87c22c3286bf4b1390abf657cbd076d527409b08919000e983db540", kill_on_drop: false }` [INFO] [stderr] Compiling rust-examples v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `key` [INFO] [stdout] --> src/trie.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | key: K, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `value` [INFO] [stdout] --> src/trie.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | value: V, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `l` [INFO] [stdout] --> src/trie.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | l: Option>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `r` [INFO] [stdout] --> src/trie.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | r: Option>> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.81s [INFO] running `Command { std: "docker" "inspect" "170cd4f4b87c22c3286bf4b1390abf657cbd076d527409b08919000e983db540", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "170cd4f4b87c22c3286bf4b1390abf657cbd076d527409b08919000e983db540", kill_on_drop: false }` [INFO] [stdout] 170cd4f4b87c22c3286bf4b1390abf657cbd076d527409b08919000e983db540 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a3e21c881fd773544f00a47caee0bdc9742b960917db1d6c703a38e90c49adae [INFO] running `Command { std: "docker" "start" "-a" "a3e21c881fd773544f00a47caee0bdc9742b960917db1d6c703a38e90c49adae", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rust-examples v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `l` [INFO] [stdout] --> src/trie.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | l: Option>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `r` [INFO] [stdout] --> src/trie.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | r: Option>> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1m 12s [INFO] running `Command { std: "docker" "inspect" "a3e21c881fd773544f00a47caee0bdc9742b960917db1d6c703a38e90c49adae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3e21c881fd773544f00a47caee0bdc9742b960917db1d6c703a38e90c49adae", kill_on_drop: false }` [INFO] [stdout] a3e21c881fd773544f00a47caee0bdc9742b960917db1d6c703a38e90c49adae [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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" "+1.59.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b72e4e2b41fc6eb65f1408978db4f15dd556e72dc8d5cbf070799ed09c78b219 [INFO] running `Command { std: "docker" "start" "-a" "b72e4e2b41fc6eb65f1408978db4f15dd556e72dc8d5cbf070799ed09c78b219", kill_on_drop: false }` [INFO] [stderr] warning: field is never read: `l` [INFO] [stderr] --> src/trie.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | l: Option>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `r` [INFO] [stderr] --> src/trie.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | r: Option>> [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `rust-examples` (bin "rust-examples" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust_examples-9b25b97f09559725) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test duplicates::it_detects_duplicates ... ok [INFO] [stdout] test duplicates::returns_duplicates ... ok [INFO] [stdout] test parenthesis::it_verifies_parenthesis ... ok [INFO] [stdout] test trie::check_the_trie_stuff ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b72e4e2b41fc6eb65f1408978db4f15dd556e72dc8d5cbf070799ed09c78b219", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b72e4e2b41fc6eb65f1408978db4f15dd556e72dc8d5cbf070799ed09c78b219", kill_on_drop: false }` [INFO] [stdout] b72e4e2b41fc6eb65f1408978db4f15dd556e72dc8d5cbf070799ed09c78b219