[INFO] fetching crate lox-scanner 0.0.2... [INFO] testing lox-scanner-0.0.2 against 1.55.0 for beta-1.56-1 [INFO] extracting crate lox-scanner 0.0.2 into /workspace/builds/worker-73/source [INFO] validating manifest of crates.io crate lox-scanner 0.0.2 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate lox-scanner 0.0.2 [INFO] finished tweaking crates.io crate lox-scanner 0.0.2 [INFO] tweaked toml for crates.io crate lox-scanner 0.0.2 written to /workspace/builds/worker-73/source/Cargo.toml [INFO] crate crates.io crate lox-scanner 0.0.2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 61667bab32e8baea86f0d36bb6e23faa8fa59e4f2f269e11ea1b70c3cc44ebe6 [INFO] running `Command { std: "docker" "start" "-a" "61667bab32e8baea86f0d36bb6e23faa8fa59e4f2f269e11ea1b70c3cc44ebe6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "61667bab32e8baea86f0d36bb6e23faa8fa59e4f2f269e11ea1b70c3cc44ebe6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "61667bab32e8baea86f0d36bb6e23faa8fa59e4f2f269e11ea1b70c3cc44ebe6", kill_on_drop: false }` [INFO] [stdout] 61667bab32e8baea86f0d36bb6e23faa8fa59e4f2f269e11ea1b70c3cc44ebe6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bb1abe0de8656a64e87ee58307044f5f97d9b5d0208cee8fac0dac4d266a4d8b [INFO] running `Command { std: "docker" "start" "-a" "bb1abe0de8656a64e87ee58307044f5f97d9b5d0208cee8fac0dac4d266a4d8b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling lox-scanner v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `peek_ahead` [INFO] [stdout] --> src/source_iterator.rs:56:19 [INFO] [stdout] | [INFO] [stdout] 56 | pub(crate) fn peek_ahead(&mut self) -> Option<&char> { [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: `current_line` [INFO] [stdout] --> src/source_iterator.rs:60:19 [INFO] [stdout] | [INFO] [stdout] 60 | pub(crate) fn current_line(&self) -> usize { [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 1.51s [INFO] running `Command { std: "docker" "inspect" "bb1abe0de8656a64e87ee58307044f5f97d9b5d0208cee8fac0dac4d266a4d8b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb1abe0de8656a64e87ee58307044f5f97d9b5d0208cee8fac0dac4d266a4d8b", kill_on_drop: false }` [INFO] [stdout] bb1abe0de8656a64e87ee58307044f5f97d9b5d0208cee8fac0dac4d266a4d8b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0c900513d091131ddf0da1e0088f60b77b3ec84eebea2d61c79796a09b8d152c [INFO] running `Command { std: "docker" "start" "-a" "0c900513d091131ddf0da1e0088f60b77b3ec84eebea2d61c79796a09b8d152c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] warning: associated function is never used: `peek_ahead` [INFO] [stdout] --> src/source_iterator.rs:56:19 [INFO] [stdout] | [INFO] [stdout] 56 | pub(crate) fn peek_ahead(&mut self) -> Option<&char> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling lox-scanner v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `current_line` [INFO] [stdout] --> src/source_iterator.rs:60:19 [INFO] [stdout] | [INFO] [stdout] 60 | pub(crate) fn current_line(&self) -> usize { [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] --> src/lib.rs:202:13 [INFO] [stdout] | [INFO] [stdout] 202 | let mut scanner = Scanner::from_str(source); [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: associated function is never used: `peek_ahead` [INFO] [stdout] --> src/source_iterator.rs:56:19 [INFO] [stdout] | [INFO] [stdout] 56 | pub(crate) fn peek_ahead(&mut self) -> Option<&char> { [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: `current_line` [INFO] [stdout] --> src/source_iterator.rs:60:19 [INFO] [stdout] | [INFO] [stdout] 60 | pub(crate) fn current_line(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.50s [INFO] running `Command { std: "docker" "inspect" "0c900513d091131ddf0da1e0088f60b77b3ec84eebea2d61c79796a09b8d152c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c900513d091131ddf0da1e0088f60b77b3ec84eebea2d61c79796a09b8d152c", kill_on_drop: false }` [INFO] [stdout] 0c900513d091131ddf0da1e0088f60b77b3ec84eebea2d61c79796a09b8d152c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1b06836b534e0360c2b5802526299ebef964bc243369f75c02fdf191b70b8103 [INFO] running `Command { std: "docker" "start" "-a" "1b06836b534e0360c2b5802526299ebef964bc243369f75c02fdf191b70b8103", kill_on_drop: false }` [INFO] [stderr] warning: associated function is never used: `peek_ahead` [INFO] [stderr] --> src/source_iterator.rs:56:19 [INFO] [stderr] | [INFO] [stderr] 56 | pub(crate) fn peek_ahead(&mut self) -> Option<&char> { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `current_line` [INFO] [stderr] --> src/source_iterator.rs:60:19 [INFO] [stderr] | [INFO] [stderr] 60 | pub(crate) fn current_line(&self) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `lox-scanner` (lib) generated 2 warnings [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:202:13 [INFO] [stderr] | [INFO] [stderr] 202 | let mut scanner = Scanner::from_str(source); [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: `lox-scanner` (lib test) generated 3 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/lox_scanner-c9ee98d9c9423942) [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/sample-d34226a1a00baba4) [INFO] [stdout] test source_iterator::tests::test_empty ... ok [INFO] [stdout] test source_iterator::tests::test_single_char ... ok [INFO] [stdout] test source_iterator::tests::test_two_chars ... ok [INFO] [stdout] test tests::test_empty_source ... ok [INFO] [stdout] test tests::test_list_single_char_tokens ... ok [INFO] [stdout] test tests::test_single_char ... ok [INFO] [stdout] test tests::test_string ... ok [INFO] [stdout] test tests::test_unterminated_string ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [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] [stderr] Doc-tests lox-scanner [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" "1b06836b534e0360c2b5802526299ebef964bc243369f75c02fdf191b70b8103", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b06836b534e0360c2b5802526299ebef964bc243369f75c02fdf191b70b8103", kill_on_drop: false }` [INFO] [stdout] 1b06836b534e0360c2b5802526299ebef964bc243369f75c02fdf191b70b8103