[INFO] fetching crate logic-circus 0.3.0...
[INFO] checking logic-circus-0.3.0 against master#a3f76a26e045a760bb1163b7eab36872985242d5 for pr-130930
[INFO] extracting crate logic-circus 0.3.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate logic-circus 0.3.0 on toolchain a3f76a26e045a760bb1163b7eab36872985242d5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate logic-circus 0.3.0
[INFO] finished tweaking crates.io crate logic-circus 0.3.0
[INFO] tweaked toml for crates.io crate logic-circus 0.3.0 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" "+a3f76a26e045a760bb1163b7eab36872985242d5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 734f24088f86f5066c3466ae8a47535e45ac9bf0c3768037ba867574d2626b47
[INFO] running `Command { std: "docker" "start" "-a" "734f24088f86f5066c3466ae8a47535e45ac9bf0c3768037ba867574d2626b47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "734f24088f86f5066c3466ae8a47535e45ac9bf0c3768037ba867574d2626b47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "734f24088f86f5066c3466ae8a47535e45ac9bf0c3768037ba867574d2626b47", kill_on_drop: false }`
[INFO] [stdout] 734f24088f86f5066c3466ae8a47535e45ac9bf0c3768037ba867574d2626b47
[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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4707a6cf56f33ccfdb33a75ed87748fe6efb62fe336f982cbf2c43e331b99cde
[INFO] running `Command { std: "docker" "start" "-a" "4707a6cf56f33ccfdb33a75ed87748fe6efb62fe336f982cbf2c43e331b99cde", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]     Checking logic-circus v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `shorten_with` and `lengthen_with` are never used
[INFO] [stdout]   --> src/util.rs:9:15
[INFO] [stdout]    |
[INFO] [stdout] 3  | pub trait ContainerSizeGames<T> {
[INFO] [stdout]    |           ------------------ methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 9  |     unsafe fn shorten_with<F>(self, len: usize, f: F) -> Self
[INFO] [stdout]    |               ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     unsafe fn lengthen_with<F>(self, len: usize, f: F) -> Self
[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: methods `shorten_with` and `lengthen_with` are never used
[INFO] [stdout]   --> src/util.rs:9:15
[INFO] [stdout]    |
[INFO] [stdout] 3  | pub trait ContainerSizeGames<T> {
[INFO] [stdout]    |           ------------------ methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 9  |     unsafe fn shorten_with<F>(self, len: usize, f: F) -> Self
[INFO] [stdout]    |               ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     unsafe fn lengthen_with<F>(self, len: usize, f: F) -> Self
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "4707a6cf56f33ccfdb33a75ed87748fe6efb62fe336f982cbf2c43e331b99cde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4707a6cf56f33ccfdb33a75ed87748fe6efb62fe336f982cbf2c43e331b99cde", kill_on_drop: false }`
[INFO] [stdout] 4707a6cf56f33ccfdb33a75ed87748fe6efb62fe336f982cbf2c43e331b99cde