[INFO] fetching crate ruwren 0.4.10...
[INFO] checking ruwren-0.4.10 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate ruwren 0.4.10 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate ruwren 0.4.10 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ruwren 0.4.10
[INFO] finished tweaking crates.io crate ruwren 0.4.10
[INFO] tweaked toml for crates.io crate ruwren 0.4.10 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate ruwren 0.4.10 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ruwren-sys v0.4.10
[INFO] [stderr]   Downloaded deluxe v0.5.0
[INFO] [stderr]   Downloaded deluxe-core v0.5.0
[INFO] [stderr]   Downloaded ruwren-macros v0.4.10
[INFO] [stderr]   Downloaded deluxe-macros v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87fb2efeaa01d1d8b5d51b459f004cb6148fa5710358dd13fd172833ab849b85
[INFO] running `Command { std: "docker" "start" "-a" "87fb2efeaa01d1d8b5d51b459f004cb6148fa5710358dd13fd172833ab849b85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87fb2efeaa01d1d8b5d51b459f004cb6148fa5710358dd13fd172833ab849b85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87fb2efeaa01d1d8b5d51b459f004cb6148fa5710358dd13fd172833ab849b85", kill_on_drop: false }`
[INFO] [stdout] 87fb2efeaa01d1d8b5d51b459f004cb6148fa5710358dd13fd172833ab849b85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 959cbcc46f9a2bb6493144c37a60e9080ba26f78b95888a8098a2bf310d9ab8e
[INFO] running `Command { std: "docker" "start" "-a" "959cbcc46f9a2bb6493144c37a60e9080ba26f78b95888a8098a2bf310d9ab8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling prettyplease v0.2.15
[INFO] [stderr]    Compiling rustix v0.38.28
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling linux-raw-sys v0.4.12
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]    Compiling bindgen v0.69.1
[INFO] [stderr]    Compiling home v0.5.5
[INFO] [stderr]    Compiling winnow v0.5.28
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling shlex v1.2.0
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]    Compiling clang-sys v1.6.1
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling if_chain v1.0.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling syn v2.0.40
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]    Compiling indexmap v2.1.0
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking walkdir v2.4.0
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling deluxe-core v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling deluxe-macros v0.5.0
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]    Compiling deluxe v0.5.0
[INFO] [stderr]    Compiling ruwren-macros v0.4.10
[INFO] [stderr]    Compiling ruwren-sys v0.4.10
[INFO] [stderr]     Checking ruwren v0.4.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> examples/v2_integration_manual.rs:151:17
[INFO] [stdout]     |
[INFO] [stdout] 151 |                 Err(_) => panic!(
[INFO] [stdout]     |                 ^^^^^^ matches no values because `Infallible` is uninhabited
[INFO] [stdout]     |
[INFO] [stdout]     = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` 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 38.34s
[INFO] running `Command { std: "docker" "inspect" "959cbcc46f9a2bb6493144c37a60e9080ba26f78b95888a8098a2bf310d9ab8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "959cbcc46f9a2bb6493144c37a60e9080ba26f78b95888a8098a2bf310d9ab8e", kill_on_drop: false }`
[INFO] [stdout] 959cbcc46f9a2bb6493144c37a60e9080ba26f78b95888a8098a2bf310d9ab8e