[INFO] fetching crate glrmask-glr 0.2.0...
[INFO] checking glrmask-glr-0.2.0 against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] extracting crate glrmask-glr 0.2.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate glrmask-glr 0.2.0
[INFO] finished tweaking crates.io crate glrmask-glr 0.2.0
[INFO] tweaked toml for crates.io crate glrmask-glr 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate glrmask-glr 0.2.0 on toolchain 52995a223f2919dd3e2e427231db90a257350ded
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate glrmask-glr 0.2.0 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" "+52995a223f2919dd3e2e427231db90a257350ded" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] bf1c3ccb1afc46be9ebf5b699db7c3938d5d5eaa054516f725439573b20b3557
[INFO] running `Command { std: "docker" "start" "bf1c3ccb1afc46be9ebf5b699db7c3938d5d5eaa054516f725439573b20b3557", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf1c3ccb1afc46be9ebf5b699db7c3938d5d5eaa054516f725439573b20b3557", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "bf1c3ccb1afc46be9ebf5b699db7c3938d5d5eaa054516f725439573b20b3557" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf1c3ccb1afc46be9ebf5b699db7c3938d5d5eaa054516f725439573b20b3557", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "bf1c3ccb1afc46be9ebf5b699db7c3938d5d5eaa054516f725439573b20b3557" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling range-set-blaze v0.3.0
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]     Checking gen_ops v0.4.0
[INFO] [stderr]    Compiling im v15.1.0
[INFO] [stderr]     Checking bitmaps v2.1.0
[INFO] [stderr]     Checking glrmask-invariant v0.1.1
[INFO] [stderr]     Checking sized-chunks v0.6.5
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking glrmask-finite-automata v0.1.1
[INFO] [stderr]     Checking glrmask-vocab v0.2.0
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking glrmask-lexer v0.2.0
[INFO] [stderr]     Checking dashmap v6.1.0
[INFO] [stderr]     Checking glrmask-weight v0.1.1
[INFO] [stderr]     Checking glrmask-grammar v0.2.0
[INFO] [stderr]     Checking glrmask-glr v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `Vec<u32>`
[INFO] [stdout]     --> src/glr/parser/mod.rs:6305:72
[INFO] [stdout]      |
[INFO] [stdout] 6305 |                         guards: vec![StackShiftGuard { pop: 0, states: vec![3].into() }],
[INFO] [stdout]      |                                                                        ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]      = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `Vec<u32>`
[INFO] [stdout]     --> src/glr/parser/mod.rs:6434:72
[INFO] [stdout]      |
[INFO] [stdout] 6434 |                         guards: vec![StackShiftGuard { pop: 0, states: vec![3].into() }],
[INFO] [stdout]      |                                                                        ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `glrmask-glr` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "bf1c3ccb1afc46be9ebf5b699db7c3938d5d5eaa054516f725439573b20b3557", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf1c3ccb1afc46be9ebf5b699db7c3938d5d5eaa054516f725439573b20b3557", kill_on_drop: false }`
[INFO] [stdout] bf1c3ccb1afc46be9ebf5b699db7c3938d5d5eaa054516f725439573b20b3557
