[INFO] cloning repository https://github.com/MadisonHuber/egrep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MadisonHuber/egrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMadisonHuber%2Fegrep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMadisonHuber%2Fegrep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bb41fb379db8ad089a290147455e41122eaf1d7f
[INFO] checking MadisonHuber/egrep against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMadisonHuber%2Fegrep" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MadisonHuber/egrep on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MadisonHuber/egrep
[INFO] finished tweaking git repo https://github.com/MadisonHuber/egrep
[INFO] tweaked toml for git repo https://github.com/MadisonHuber/egrep written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/MadisonHuber/egrep already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d44a6b1959064e5e9e3dc618736334af658b01c7ab3c840cbf50b7d89b87e6b
[INFO] running `Command { std: "docker" "start" "-a" "2d44a6b1959064e5e9e3dc618736334af658b01c7ab3c840cbf50b7d89b87e6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d44a6b1959064e5e9e3dc618736334af658b01c7ab3c840cbf50b7d89b87e6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d44a6b1959064e5e9e3dc618736334af658b01c7ab3c840cbf50b7d89b87e6b", kill_on_drop: false }`
[INFO] [stdout] 2d44a6b1959064e5e9e3dc618736334af658b01c7ab3c840cbf50b7d89b87e6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc2334b3f22367fa187976a3179ceb30563753fd0b4f5c127b937537bad738a4
[INFO] running `Command { std: "docker" "start" "-a" "cc2334b3f22367fa187976a3179ceb30563753fd0b4f5c127b937537bad738a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.49
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling syn v0.15.27
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]    Compiling structopt-derive v0.2.14
[INFO] [stderr]     Checking structopt v0.2.14
[INFO] [stderr]     Checking thegrep v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::nfa::helpers::nfa_dot`
[INFO] [stdout]    --> src/nfa.rs:765:9
[INFO] [stdout]     |
[INFO] [stdout] 765 |     use crate::nfa::helpers::nfa_dot;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from`
[INFO] [stdout]    --> src/parser.rs:455:8
[INFO] [stdout]     |
[INFO] [stdout] 455 |     fn from(input: &'tokens str) -> Parser<'tokens> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.83s
[INFO] running `Command { std: "docker" "inspect" "cc2334b3f22367fa187976a3179ceb30563753fd0b4f5c127b937537bad738a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc2334b3f22367fa187976a3179ceb30563753fd0b4f5c127b937537bad738a4", kill_on_drop: false }`
[INFO] [stdout] cc2334b3f22367fa187976a3179ceb30563753fd0b4f5c127b937537bad738a4