[INFO] fetching crate lox-scanner 0.1.0...
[INFO] testing lox-scanner-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate lox-scanner 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate lox-scanner 0.1.0
[INFO] finished tweaking crates.io crate lox-scanner 0.1.0
[INFO] tweaked toml for crates.io crate lox-scanner 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lox-scanner 0.1.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lox-scanner 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded peekmore v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1b2d636aaffcacd21b22fbf7b1407ac816eb701cd33cf13cb0468c7efd6c7cf
[INFO] running `Command { std: "docker" "start" "-a" "e1b2d636aaffcacd21b22fbf7b1407ac816eb701cd33cf13cb0468c7efd6c7cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1b2d636aaffcacd21b22fbf7b1407ac816eb701cd33cf13cb0468c7efd6c7cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1b2d636aaffcacd21b22fbf7b1407ac816eb701cd33cf13cb0468c7efd6c7cf", kill_on_drop: false }`
[INFO] [stdout] e1b2d636aaffcacd21b22fbf7b1407ac816eb701cd33cf13cb0468c7efd6c7cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 986ce96b7c641060cfae12b2c57c4f40b27d7a0290a161177877e3afa83702f1
[INFO] running `Command { std: "docker" "start" "-a" "986ce96b7c641060cfae12b2c57c4f40b27d7a0290a161177877e3afa83702f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling peekmore v1.0.0
[INFO] [stderr]    Compiling lox-scanner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `peek_ahead` is never used
[INFO] [stdout]   --> src/source_iterator.rs:38:19
[INFO] [stdout]    |
[INFO] [stdout] 12 | / impl<T> SourceIterator<T>
[INFO] [stdout] 13 | |     where
[INFO] [stdout] 14 | |         T: Iterator<Item=char>,
[INFO] [stdout]    | |_______________________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 38 |       pub(crate) fn peek_ahead(&mut self) -> Option<&char> {
[INFO] [stdout]    |                     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "986ce96b7c641060cfae12b2c57c4f40b27d7a0290a161177877e3afa83702f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "986ce96b7c641060cfae12b2c57c4f40b27d7a0290a161177877e3afa83702f1", kill_on_drop: false }`
[INFO] [stdout] 986ce96b7c641060cfae12b2c57c4f40b27d7a0290a161177877e3afa83702f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 734ca4a300e401f394544ab83aa89cd1c88bc17330f087094154c25e1d41738b
[INFO] running `Command { std: "docker" "start" "-a" "734ca4a300e401f394544ab83aa89cd1c88bc17330f087094154c25e1d41738b", kill_on_drop: false }`
[INFO] [stderr]    Compiling lox-scanner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `peek_ahead` is never used
[INFO] [stdout]   --> src/source_iterator.rs:38:19
[INFO] [stdout]    |
[INFO] [stdout] 12 | / impl<T> SourceIterator<T>
[INFO] [stdout] 13 | |     where
[INFO] [stdout] 14 | |         T: Iterator<Item=char>,
[INFO] [stdout]    | |_______________________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 38 |       pub(crate) fn peek_ahead(&mut self) -> Option<&char> {
[INFO] [stdout]    |                     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `peek_ahead` is never used
[INFO] [stdout]   --> src/source_iterator.rs:38:19
[INFO] [stdout]    |
[INFO] [stdout] 12 | / impl<T> SourceIterator<T>
[INFO] [stdout] 13 | |     where
[INFO] [stdout] 14 | |         T: Iterator<Item=char>,
[INFO] [stdout]    | |_______________________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 38 |       pub(crate) fn peek_ahead(&mut self) -> Option<&char> {
[INFO] [stdout]    |                     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "734ca4a300e401f394544ab83aa89cd1c88bc17330f087094154c25e1d41738b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "734ca4a300e401f394544ab83aa89cd1c88bc17330f087094154c25e1d41738b", kill_on_drop: false }`
[INFO] [stdout] 734ca4a300e401f394544ab83aa89cd1c88bc17330f087094154c25e1d41738b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 57f3111cd15cc6db90d44857c145c02798b25e118449754bf8337e68fcf19013
[INFO] running `Command { std: "docker" "start" "-a" "57f3111cd15cc6db90d44857c145c02798b25e118449754bf8337e68fcf19013", kill_on_drop: false }`
[INFO] [stderr] warning: method `peek_ahead` is never used
[INFO] [stdout] 
[INFO] [stderr]   --> src/source_iterator.rs:38:19
[INFO] [stdout] running 8 tests
[INFO] [stderr]    |
[INFO] [stdout] test source_iterator::tests::test_empty ... ok
[INFO] [stderr] 12 | / impl<T> SourceIterator<T>
[INFO] [stdout] test source_iterator::tests::test_two_chars ... ok
[INFO] [stderr] 13 | |     where
[INFO] [stdout] test tests::test_empty_source ... ok
[INFO] [stderr] 14 | |         T: Iterator<Item=char>,
[INFO] [stdout] test tests::test_single_char ... ok
[INFO] [stderr]    | |_______________________________- method in this implementation
[INFO] [stdout] test tests::test_list_single_char_tokens ... ok
[INFO] [stderr] ...
[INFO] [stdout] test tests::test_unterminated_string ... ok
[INFO] [stderr] 38 |       pub(crate) fn peek_ahead(&mut self) -> Option<&char> {
[INFO] [stdout] test tests::test_string ... ok
[INFO] [stderr]    |                     ^^^^^^^^^^
[INFO] [stdout] test source_iterator::tests::test_single_char ... ok
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: `lox-scanner` (lib) generated 1 warning
[INFO] [stdout] 
[INFO] [stderr] warning: `lox-scanner` (lib test) generated 1 warning (1 duplicate)
[INFO] [stdout] running 0 tests
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lox_scanner-db157dcf286e5f61)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]      Running unittests src/bin/sample.rs (/opt/rustwide/target/debug/deps/sample-f35ecdcc02ec2072)
[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" "57f3111cd15cc6db90d44857c145c02798b25e118449754bf8337e68fcf19013", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57f3111cd15cc6db90d44857c145c02798b25e118449754bf8337e68fcf19013", kill_on_drop: false }`
[INFO] [stdout] 57f3111cd15cc6db90d44857c145c02798b25e118449754bf8337e68fcf19013
