[INFO] fetching crate luwen-ref 0.3.1...
[INFO] checking luwen-ref-0.3.1 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate luwen-ref 0.3.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate luwen-ref 0.3.1 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 luwen-ref 0.3.1
[INFO] finished tweaking crates.io crate luwen-ref 0.3.1
[INFO] tweaked toml for crates.io crate luwen-ref 0.3.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 60 packages to latest compatible versions
[INFO] [stderr]       Adding bitfield-struct v0.4.4 (latest: v0.8.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.6.0)
[INFO] [stderr]       Adding encode_unicode v0.3.6 (latest: v1.0.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.1.0)
[INFO] [stderr]       Adding memmap2 v0.7.1 (latest: v0.9.4)
[INFO] [stderr]       Adding memoffset v0.7.1 (latest: v0.9.1)
[INFO] [stderr]       Adding nix v0.26.4 (latest: v0.29.0)
[INFO] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded luwen-core v0.1.0
[INFO] [stderr]   Downloaded bitfield-struct v0.4.4
[INFO] [stderr]   Downloaded ttkmd-if v0.1.0
[INFO] [stderr]   Downloaded luwen-if v0.4.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 1285788ab2e3e38fce8bb1028b2ed894644f8f5d2c05a6e4cce90aa34fe2209a
[INFO] running `Command { std: "docker" "start" "-a" "1285788ab2e3e38fce8bb1028b2ed894644f8f5d2c05a6e4cce90aa34fe2209a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1285788ab2e3e38fce8bb1028b2ed894644f8f5d2c05a6e4cce90aa34fe2209a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1285788ab2e3e38fce8bb1028b2ed894644f8f5d2c05a6e4cce90aa34fe2209a", kill_on_drop: false }`
[INFO] [stdout] 1285788ab2e3e38fce8bb1028b2ed894644f8f5d2c05a6e4cce90aa34fe2209a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 2183eba01e2675cdf5b62aeb425df53b14cea0608ac699c7ba705e336a3928ff
[INFO] running `Command { std: "docker" "start" "-a" "2183eba01e2675cdf5b62aeb425df53b14cea0608ac699c7ba705e336a3928ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking memmap2 v0.7.1
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling bitfield-struct v0.4.4
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking serde v1.0.209
[INFO] [stderr]     Checking luwen-core v0.1.0
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]    Compiling rust-embed-utils v8.5.0
[INFO] [stderr]     Checking indicatif v0.17.8
[INFO] [stderr]    Compiling rust-embed-impl v8.5.0
[INFO] [stderr]     Checking rust-embed v8.5.0
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking luwen-if v0.4.4
[INFO] [stderr]     Checking ttkmd-if v0.1.0
[INFO] [stderr]     Checking luwen-ref v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/detect.rs:154:9
[INFO] [stdout]     |
[INFO] [stdout] 154 |         Err(InitError::CallbackError(err)) => {
[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: unreachable pattern
[INFO] [stdout]    --> src/detect.rs:154:9
[INFO] [stdout]     |
[INFO] [stdout] 154 |         Err(InitError::CallbackError(err)) => {
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.98s
[INFO] running `Command { std: "docker" "inspect" "2183eba01e2675cdf5b62aeb425df53b14cea0608ac699c7ba705e336a3928ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2183eba01e2675cdf5b62aeb425df53b14cea0608ac699c7ba705e336a3928ff", kill_on_drop: false }`
[INFO] [stdout] 2183eba01e2675cdf5b62aeb425df53b14cea0608ac699c7ba705e336a3928ff