[INFO] cloning repository https://github.com/dandyvica/sha
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dandyvica/sha" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdandyvica%2Fsha", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdandyvica%2Fsha'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c4a68208491cba26ce432e56fd087503755cb3bd
[INFO] checking dandyvica/sha/c4a68208491cba26ce432e56fd087503755cb3bd against try#264a7c4a1c917c83d13895a31231f9d93c7b67e1 for pr-132289
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdandyvica%2Fsha" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dandyvica/sha on toolchain 264a7c4a1c917c83d13895a31231f9d93c7b67e1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dandyvica/sha
[INFO] finished tweaking git repo https://github.com/dandyvica/sha
[INFO] tweaked toml for git repo https://github.com/dandyvica/sha written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/dandyvica/sha 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" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking dandyvica/sha/c4a68208491cba26ce432e56fd087503755cb3bd against try#264a7c4a1c917c83d13895a31231f9d93c7b67e1 for pr-132289
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdandyvica%2Fsha" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dandyvica/sha on toolchain 264a7c4a1c917c83d13895a31231f9d93c7b67e1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dandyvica/sha
[INFO] finished tweaking git repo https://github.com/dandyvica/sha
[INFO] tweaked toml for git repo https://github.com/dandyvica/sha written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/dandyvica/sha 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" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c5e31929873407a5d5509cd8f7d7b37895231da901751e2fede4f6ce70ff241
[INFO] running `Command { std: "docker" "start" "-a" "8c5e31929873407a5d5509cd8f7d7b37895231da901751e2fede4f6ce70ff241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c5e31929873407a5d5509cd8f7d7b37895231da901751e2fede4f6ce70ff241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c5e31929873407a5d5509cd8f7d7b37895231da901751e2fede4f6ce70ff241", kill_on_drop: false }`
[INFO] [stdout] 8c5e31929873407a5d5509cd8f7d7b37895231da901751e2fede4f6ce70ff241
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aef5aebe6c2e3da06500c93f5e8c7bb347bf9929d0b606ba4e1e5053e90a239e
[INFO] running `Command { std: "docker" "start" "-a" "aef5aebe6c2e3da06500c93f5e8c7bb347bf9929d0b606ba4e1e5053e90a239e", kill_on_drop: false }`
[INFO] [stderr]     Checking sha v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `σ` is never used
[INFO] [stdout]   --> src/scramble.rs:97:8
[INFO] [stdout]    |
[INFO] [stdout] 96 | pub trait Scrambler<T> {
[INFO] [stdout]    |           --------- method in this trait
[INFO] [stdout] 97 |     fn σ<const A: u8, const B: u8, const C: u8>(&self) -> T
[INFO] [stdout]    |        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `σ` is never used
[INFO] [stdout]   --> src/scramble.rs:97:8
[INFO] [stdout]    |
[INFO] [stdout] 96 | pub trait Scrambler<T> {
[INFO] [stdout]    |           --------- method in this trait
[INFO] [stdout] 97 |     fn σ<const A: u8, const B: u8, const C: u8>(&self) -> T
[INFO] [stdout]    |        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "aef5aebe6c2e3da06500c93f5e8c7bb347bf9929d0b606ba4e1e5053e90a239e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aef5aebe6c2e3da06500c93f5e8c7bb347bf9929d0b606ba4e1e5053e90a239e", kill_on_drop: false }`
[INFO] [stdout] aef5aebe6c2e3da06500c93f5e8c7bb347bf9929d0b606ba4e1e5053e90a239e