[INFO] fetching crate pomsky-syntax 0.11.0...
[INFO] checking pomsky-syntax-0.11.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate pomsky-syntax 0.11.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate pomsky-syntax 0.11.0
[INFO] finished tweaking crates.io crate pomsky-syntax 0.11.0
[INFO] tweaked toml for crates.io crate pomsky-syntax 0.11.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pomsky-syntax 0.11.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] [stderr]       Adding strsim v0.10.0 (available: v0.11.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c98d18991c4d156f6fce833f928b91664160b234431fb62f6a5329c5beaf020
[INFO] running `Command { std: "docker" "start" "-a" "7c98d18991c4d156f6fce833f928b91664160b234431fb62f6a5329c5beaf020", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c98d18991c4d156f6fce833f928b91664160b234431fb62f6a5329c5beaf020", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c98d18991c4d156f6fce833f928b91664160b234431fb62f6a5329c5beaf020", kill_on_drop: false }`
[INFO] [stdout] 7c98d18991c4d156f6fce833f928b91664160b234431fb62f6a5329c5beaf020
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7defe19e0c842ba8a596ba333b8537b5093ddd5cff3c272b30057c2f7a661e5f
[INFO] running `Command { std: "docker" "start" "-a" "7defe19e0c842ba8a596ba333b8537b5093ddd5cff3c272b30057c2f7a661e5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling pomsky-syntax v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `split_off` is never used
[INFO] [stdout]   --> src/lexer/micro_regex.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub(crate) trait MicroRegex {
[INFO] [stdout]    |                  ---------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 12 |     fn split_off<'a>(&self, haystack: &'a str) -> Option<(&'a str, &'a str)> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Either` is never constructed
[INFO] [stdout]   --> src/lexer/micro_regex.rs:77:19
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub(crate) struct Either<A, B>(pub(crate) A, pub(crate) B);
[INFO] [stdout]    |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Not` is never constructed
[INFO] [stdout]    --> src/lexer/micro_regex.rs:121:19
[INFO] [stdout]     |
[INFO] [stdout] 121 | pub(crate) struct Not<I>(pub(crate) I);
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `split_off` is never used
[INFO] [stdout]   --> src/lexer/micro_regex.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub(crate) trait MicroRegex {
[INFO] [stdout]    |                  ---------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 12 |     fn split_off<'a>(&self, haystack: &'a str) -> Option<(&'a str, &'a str)> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Either` is never constructed
[INFO] [stdout]   --> src/lexer/micro_regex.rs:77:19
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub(crate) struct Either<A, B>(pub(crate) A, pub(crate) B);
[INFO] [stdout]    |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Not` is never constructed
[INFO] [stdout]    --> src/lexer/micro_regex.rs:121:19
[INFO] [stdout]     |
[INFO] [stdout] 121 | pub(crate) struct Not<I>(pub(crate) I);
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `Command { std: "docker" "inspect" "7defe19e0c842ba8a596ba333b8537b5093ddd5cff3c272b30057c2f7a661e5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7defe19e0c842ba8a596ba333b8537b5093ddd5cff3c272b30057c2f7a661e5f", kill_on_drop: false }`
[INFO] [stdout] 7defe19e0c842ba8a596ba333b8537b5093ddd5cff3c272b30057c2f7a661e5f