[INFO] fetching crate munyo 0.3.3...
[INFO] checking munyo-0.3.3 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate munyo 0.3.3 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate munyo 0.3.3 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate munyo 0.3.3
[INFO] finished tweaking crates.io crate munyo 0.3.3
[INFO] tweaked toml for crates.io crate munyo 0.3.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 70 packages
[INFO] [stderr]       Adding async-channel v1.9.0 (latest: v2.2.0)
[INFO] [stderr]       Adding event-listener v2.5.3 (latest: v5.3.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded shrink_pool v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 964f20ff797c872e87a83e194a1ffe290bd7b1722feae8c680cd5b986ec16cec
[INFO] running `Command { std: "docker" "start" "-a" "964f20ff797c872e87a83e194a1ffe290bd7b1722feae8c680cd5b986ec16cec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "964f20ff797c872e87a83e194a1ffe290bd7b1722feae8c680cd5b986ec16cec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "964f20ff797c872e87a83e194a1ffe290bd7b1722feae8c680cd5b986ec16cec", kill_on_drop: false }`
[INFO] [stdout] 964f20ff797c872e87a83e194a1ffe290bd7b1722feae8c680cd5b986ec16cec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0397310fc39a1b12e7ec5355a519e2942e144f1eb055f64ecebe2836de17df96
[INFO] running `Command { std: "docker" "start" "-a" "0397310fc39a1b12e7ec5355a519e2942e144f1eb055f64ecebe2836de17df96", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking backtrace v0.3.71
[INFO] [stderr]     Checking shrink_pool v1.0.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking anyhow v1.0.81
[INFO] [stderr]     Checking concurrent-queue v2.4.0
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling pest v2.7.9
[INFO] [stderr]    Compiling pest_meta v2.7.9
[INFO] [stderr]    Compiling pest_generator v2.7.9
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]    Compiling pest_derive v2.7.9
[INFO] [stderr]     Checking munyo v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `os` is never used
[INFO] [stdout]   --> src/error/parse_fail.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub(crate) trait ParseFailHelper<T> {
[INFO] [stdout]    |                  --------------- method in this trait
[INFO] [stdout] 47 |     fn op(self, pair: &Pair) -> Result<T, ParseFail>;
[INFO] [stdout] 48 |     fn os(self, index: usize) -> Result<T, ParseFail>;
[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: method `os` is never used
[INFO] [stdout]   --> src/error/parse_fail.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub(crate) trait ParseFailHelper<T> {
[INFO] [stdout]    |                  --------------- method in this trait
[INFO] [stdout] 47 |     fn op(self, pair: &Pair) -> Result<T, ParseFail>;
[INFO] [stdout] 48 |     fn os(self, index: usize) -> Result<T, ParseFail>;
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.26s
[INFO] running `Command { std: "docker" "inspect" "0397310fc39a1b12e7ec5355a519e2942e144f1eb055f64ecebe2836de17df96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0397310fc39a1b12e7ec5355a519e2942e144f1eb055f64ecebe2836de17df96", kill_on_drop: false }`
[INFO] [stdout] 0397310fc39a1b12e7ec5355a519e2942e144f1eb055f64ecebe2836de17df96