[INFO] fetching crate rl_model-rs 0.2.2...
[INFO] checking rl_model-rs-0.2.2 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate rl_model-rs 0.2.2 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate rl_model-rs 0.2.2 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 rl_model-rs 0.2.2
[INFO] finished tweaking crates.io crate rl_model-rs 0.2.2
[INFO] tweaked toml for crates.io crate rl_model-rs 0.2.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate rl_model-rs 0.2.2 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 line-col v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 2c60d228d310399f039e931a581b3d0670ad3d860f9c5d701e1fafa15a4ec122
[INFO] running `Command { std: "docker" "start" "-a" "2c60d228d310399f039e931a581b3d0670ad3d860f9c5d701e1fafa15a4ec122", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c60d228d310399f039e931a581b3d0670ad3d860f9c5d701e1fafa15a4ec122", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c60d228d310399f039e931a581b3d0670ad3d860f9c5d701e1fafa15a4ec122", kill_on_drop: false }`
[INFO] [stdout] 2c60d228d310399f039e931a581b3d0670ad3d860f9c5d701e1fafa15a4ec122
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 82f9d7670df392f27af3697b8f28061837b018524bb8f23964f2a93553aa38da
[INFO] running `Command { std: "docker" "start" "-a" "82f9d7670df392f27af3697b8f28061837b018524bb8f23964f2a93553aa38da", kill_on_drop: false }`
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[INFO] [stderr]    Compiling lalrpop v0.19.12
[INFO] [stderr]    Compiling rl_model-rs v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `to_triple` is never used
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/rl_model-rs-17c6d50b5e5e30c5/out/parser/grammar.rs:15319:8
[INFO] [stdout]       |
[INFO] [stdout] 15317 | pub trait __ToTriple<'input, >
[INFO] [stdout]       |           ---------- associated function in this trait
[INFO] [stdout] 15318 | {
[INFO] [stdout] 15319 |     fn to_triple(value: Self) -> Result<(usize,Token<'input>,usize), __lalrpop_util::ParseError<usize, Token<'input>, &'static str>>;
[INFO] [stdout]       |        ^^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `to_triple` is never used
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/rl_model-rs-17c6d50b5e5e30c5/out/parser/grammar.rs:15319:8
[INFO] [stdout]       |
[INFO] [stdout] 15317 | pub trait __ToTriple<'input, >
[INFO] [stdout]       |           ---------- associated function in this trait
[INFO] [stdout] 15318 | {
[INFO] [stdout] 15319 |     fn to_triple(value: Self) -> Result<(usize,Token<'input>,usize), __lalrpop_util::ParseError<usize, Token<'input>, &'static str>>;
[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` profile [unoptimized + debuginfo] target(s) in 31.18s
[INFO] running `Command { std: "docker" "inspect" "82f9d7670df392f27af3697b8f28061837b018524bb8f23964f2a93553aa38da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82f9d7670df392f27af3697b8f28061837b018524bb8f23964f2a93553aa38da", kill_on_drop: false }`
[INFO] [stdout] 82f9d7670df392f27af3697b8f28061837b018524bb8f23964f2a93553aa38da