[INFO] fetching crate candle-ltc 0.1.0...
[INFO] checking candle-ltc-0.1.0 against master#82310651b93a594a3fd69015e1562186a080d94c for pr-145770
[INFO] extracting crate candle-ltc 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate candle-ltc 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate candle-ltc 0.1.0
[INFO] tweaked toml for crates.io crate candle-ltc 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate candle-ltc 0.1.0 on toolchain 82310651b93a594a3fd69015e1562186a080d94c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate candle-ltc 0.1.0 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" "+82310651b93a594a3fd69015e1562186a080d94c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zerofrom-derive v0.1.4
[INFO] [stderr]   Downloaded zerofrom v0.1.4
[INFO] [stderr]   Downloaded yoke-derive v0.7.4
[INFO] [stderr]   Downloaded yoke v0.7.4
[INFO] [stderr]   Downloaded candle-nn v0.8.0
[INFO] [stderr]   Downloaded ug v0.0.2
[INFO] [stderr]   Downloaded candle-core v0.8.0
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5dde8cab5aff2ff1c46a122ae8d9bcc2cff5574c2efe7bf70b3c10ef2f1ef506
[INFO] running `Command { std: "docker" "start" "-a" "5dde8cab5aff2ff1c46a122ae8d9bcc2cff5574c2efe7bf70b3c10ef2f1ef506", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5dde8cab5aff2ff1c46a122ae8d9bcc2cff5574c2efe7bf70b3c10ef2f1ef506", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dde8cab5aff2ff1c46a122ae8d9bcc2cff5574c2efe7bf70b3c10ef2f1ef506", kill_on_drop: false }`
[INFO] [stdout] 5dde8cab5aff2ff1c46a122ae8d9bcc2cff5574c2efe7bf70b3c10ef2f1ef506
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03db070d8d03cab41253cf9007fb9e3c8656a378cb4c193ce1fe805ec0017eaf
[INFO] running `Command { std: "docker" "start" "-a" "03db070d8d03cab41253cf9007fb9e3c8656a378cb4c193ce1fe805ec0017eaf", kill_on_drop: false }`
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[INFO] [stderr]     Checking candle-ltc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]   --> src/lib.rs:77:13
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let y = ltc.forward(&x)?;
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `step`
[INFO] [stdout]   --> examples/circle.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     for step in 0..1000 {
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_step`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.27s
[INFO] running `Command { std: "docker" "inspect" "03db070d8d03cab41253cf9007fb9e3c8656a378cb4c193ce1fe805ec0017eaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03db070d8d03cab41253cf9007fb9e3c8656a378cb4c193ce1fe805ec0017eaf", kill_on_drop: false }`
[INFO] [stdout] 03db070d8d03cab41253cf9007fb9e3c8656a378cb4c193ce1fe805ec0017eaf
