[INFO] fetching crate automaton 0.0.1...
[INFO] checking automaton-0.0.1 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate automaton 0.0.1 into /workspace/builds/worker-66/source
[INFO] validating manifest of crates.io crate automaton 0.0.1 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate automaton 0.0.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate automaton 0.0.1
[INFO] tweaked toml for crates.io crate automaton 0.0.1 written to /workspace/builds/worker-66/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16a403335b1aa18052006234ebad964999e23ca12c63fca2ba229f501072a714
[INFO] running `Command { std: "docker" "start" "-a" "16a403335b1aa18052006234ebad964999e23ca12c63fca2ba229f501072a714", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16a403335b1aa18052006234ebad964999e23ca12c63fca2ba229f501072a714", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16a403335b1aa18052006234ebad964999e23ca12c63fca2ba229f501072a714", kill_on_drop: false }`
[INFO] [stdout] 16a403335b1aa18052006234ebad964999e23ca12c63fca2ba229f501072a714
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 069422a16c888490d2a6f8f885fa180b691c73432446940a7d4e26697d2e4369
[INFO] running `Command { std: "docker" "start" "-a" "069422a16c888490d2a6f8f885fa180b691c73432446940a7d4e26697d2e4369", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking automaton v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: the item `Hash` is imported redundantly
[INFO] [stdout]     --> src/expression.rs:1075:13
[INFO] [stdout]      |
[INFO] [stdout] 3    | use std::hash::{self, Hash, Hasher};
[INFO] [stdout]      |                       ---- the item `Hash` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 1075 |         use std::hash::Hash;
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]     --> src/lib.rs:2:9
[INFO] [stdout]      |
[INFO] [stdout] 2    | #![deny(warnings)]
[INFO] [stdout]      |         ^^^^^^^^
[INFO] [stdout]      = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated struct `std::hash::SipHasher`: use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stdout]   --> src/util.rs:17:27
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let mut state = hash::SipHasher::new();
[INFO] [stdout]    |                           ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:2:9
[INFO] [stdout]    |
[INFO] [stdout] 2  | #![deny(warnings)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated trait `std::ascii::AsciiExt`: use inherent methods instead
[INFO] [stdout]  --> src/encoding.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ascii::AsciiExt;
[INFO] [stdout]   |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated associated function `std::hash::SipHasher::new`: use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stdout]   --> src/util.rs:17:38
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let mut state = hash::SipHasher::new();
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused import: `std::hash::Hash`
[INFO] [stdout]     --> src/expression.rs:1075:13
[INFO] [stdout]      |
[INFO] [stdout] 1075 |         use std::hash::Hash;
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused import: `std::ascii::AsciiExt`
[INFO] [stdout]  --> src/encoding.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ascii::AsciiExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `automaton` due to 7 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "069422a16c888490d2a6f8f885fa180b691c73432446940a7d4e26697d2e4369", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "069422a16c888490d2a6f8f885fa180b691c73432446940a7d4e26697d2e4369", kill_on_drop: false }`
[INFO] [stdout] 069422a16c888490d2a6f8f885fa180b691c73432446940a7d4e26697d2e4369