[INFO] cloning repository https://github.com/eikopf/impc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eikopf/impc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feikopf%2Fimpc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feikopf%2Fimpc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 29dc0d63650de61f0d66629ad04c286ff8889756
[INFO] checking eikopf/impc against try#f77b5bc6c7c84df104f86b0dd01d9490e3923fa8 for pr-147834
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feikopf%2Fimpc" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/eikopf/impc
[INFO] finished tweaking git repo https://github.com/eikopf/impc
[INFO] tweaked toml for git repo https://github.com/eikopf/impc written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/eikopf/impc on toolchain f77b5bc6c7c84df104f86b0dd01d9490e3923fa8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/eikopf/impc 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" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "fetch" "--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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded joinery v2.1.0
[INFO] [stderr]   Downloaded argh_shared v0.1.12
[INFO] [stderr]   Downloaded nom-supreme v0.8.0
[INFO] [stderr]   Downloaded argh_derive v0.1.12
[INFO] [stderr]   Downloaded argh v0.1.12
[INFO] [stderr]   Downloaded serde v1.0.201
[INFO] [stderr]   Downloaded anyhow v1.0.83
[INFO] [stderr]   Downloaded brownstone v3.0.0
[INFO] [stderr]   Downloaded serde_derive v1.0.201
[INFO] [stderr]   Downloaded indent_write v2.2.0
[INFO] [stderr]   Downloaded better-panic v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59c309f6e29de2b2fca8232414483235e2c02c6059e980ca24776f333bd34187
[INFO] running `Command { std: "docker" "start" "-a" "59c309f6e29de2b2fca8232414483235e2c02c6059e980ca24776f333bd34187", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59c309f6e29de2b2fca8232414483235e2c02c6059e980ca24776f333bd34187", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59c309f6e29de2b2fca8232414483235e2c02c6059e980ca24776f333bd34187", kill_on_drop: false }`
[INFO] [stdout] 59c309f6e29de2b2fca8232414483235e2c02c6059e980ca24776f333bd34187
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5dc695e38622ed44ba04531ce631a186e894090c9d204ccf6377ea53503a5c49
[INFO] running `Command { std: "docker" "start" "-a" "5dc695e38622ed44ba04531ce631a186e894090c9d204ccf6377ea53503a5c49", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[INFO] [stderr]    Compiling serde v1.0.201
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling cc v1.0.97
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking rustc-demangle v0.1.24
[INFO] [stderr]    Compiling thiserror v1.0.60
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]    Compiling anyhow v1.0.83
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking indent_write v2.2.0
[INFO] [stderr]     Checking joinery v2.1.0
[INFO] [stderr]     Checking brownstone v3.0.0
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]    Compiling syn v2.0.61
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking num-bigint v0.4.5
[INFO] [stderr]     Checking nom-supreme v0.8.0
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]    Compiling serde_derive v1.0.201
[INFO] [stderr]    Compiling thiserror-impl v1.0.60
[INFO] [stderr]     Checking better-panic v0.3.0
[INFO] [stderr]     Checking argh_shared v0.1.12
[INFO] [stderr]    Compiling argh_derive v0.1.12
[INFO] [stderr]     Checking argh v0.1.12
[INFO] [stderr]     Checking impc v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/parser/util.rs:50:70
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn token<'tok, 'src, T, E>(t: &'tok T) -> impl Parser<&'src [T], &T, E> + Clone
[INFO] [stdout]    |                                    ---- the lifetime is named here   ^^ the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'tok`
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn token<'tok, 'src, T, E>(t: &'tok T) -> impl Parser<&'src [T], &'tok T, E> + Clone
[INFO] [stdout]    |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/parser/util.rs:50:70
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn token<'tok, 'src, T, E>(t: &'tok T) -> impl Parser<&'src [T], &T, E> + Clone
[INFO] [stdout]    |                                    ---- the lifetime is named here   ^^ the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'tok`
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn token<'tok, 'src, T, E>(t: &'tok T) -> impl Parser<&'src [T], &'tok T, E> + Clone
[INFO] [stdout]    |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.05s
[INFO] running `Command { std: "docker" "inspect" "5dc695e38622ed44ba04531ce631a186e894090c9d204ccf6377ea53503a5c49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dc695e38622ed44ba04531ce631a186e894090c9d204ccf6377ea53503a5c49", kill_on_drop: false }`
[INFO] [stdout] 5dc695e38622ed44ba04531ce631a186e894090c9d204ccf6377ea53503a5c49