[INFO] fetching crate torro 0.0.0-pre.1...
[INFO] checking torro-0.0.0-pre.1 against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] extracting crate torro 0.0.0-pre.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate torro 0.0.0-pre.1 on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate torro 0.0.0-pre.1
[INFO] finished tweaking crates.io crate torro 0.0.0-pre.1
[INFO] tweaked toml for crates.io crate torro 0.0.0-pre.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate torro 0.0.0-pre.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 79e74b45c17ca00d09248825d78b2d3d730306df65d473795bd83e82499c7ccb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "79e74b45c17ca00d09248825d78b2d3d730306df65d473795bd83e82499c7ccb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79e74b45c17ca00d09248825d78b2d3d730306df65d473795bd83e82499c7ccb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79e74b45c17ca00d09248825d78b2d3d730306df65d473795bd83e82499c7ccb", kill_on_drop: false }`
[INFO] [stdout] 79e74b45c17ca00d09248825d78b2d3d730306df65d473795bd83e82499c7ccb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 186a024508cd7cade6a54d3e17066cb381f5270b150d73f03bb8bc4ecd83cb9c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "186a024508cd7cade6a54d3e17066cb381f5270b150d73f03bb8bc4ecd83cb9c", 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] [stderr]     Checking torro v0.0.0-pre.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `randish`
[INFO] [stdout]   --> src/utils.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn randish() -> u128 {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `generate_torro_id`
[INFO] [stdout]   --> src/utils.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn generate_torro_id() -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.41s
[INFO] running `Command { std: "docker" "inspect" "186a024508cd7cade6a54d3e17066cb381f5270b150d73f03bb8bc4ecd83cb9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "186a024508cd7cade6a54d3e17066cb381f5270b150d73f03bb8bc4ecd83cb9c", kill_on_drop: false }`
[INFO] [stdout] 186a024508cd7cade6a54d3e17066cb381f5270b150d73f03bb8bc4ecd83cb9c