[INFO] fetching crate signatory 0.27.1...
[INFO] checking signatory-0.27.1 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate signatory 0.27.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate signatory 0.27.1
[INFO] finished tweaking crates.io crate signatory 0.27.1
[INFO] tweaked toml for crates.io crate signatory 0.27.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate signatory 0.27.1 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 69 packages to latest compatible versions
[INFO] [stderr]       Adding rand_core v0.6.4 (available: v0.9.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f59e8db93b50fba01a9607cccd1b7166f457cb326dd5d85927a93af280032739
[INFO] running `Command { std: "docker" "start" "-a" "f59e8db93b50fba01a9607cccd1b7166f457cb326dd5d85927a93af280032739", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f59e8db93b50fba01a9607cccd1b7166f457cb326dd5d85927a93af280032739", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f59e8db93b50fba01a9607cccd1b7166f457cb326dd5d85927a93af280032739", kill_on_drop: false }`
[INFO] [stdout] f59e8db93b50fba01a9607cccd1b7166f457cb326dd5d85927a93af280032739
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfff6c7879159260d245b8ed175f9b8b056db5de3016a34b98e197a39a5e513f
[INFO] running `Command { std: "docker" "start" "-a" "cfff6c7879159260d245b8ed175f9b8b056db5de3016a34b98e197a39a5e513f", kill_on_drop: false }`
[INFO] [stderr]     Checking der v0.7.10
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking tempfile v3.21.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking spki v0.7.3
[INFO] [stderr]     Checking pkcs8 v0.10.2
[INFO] [stderr]     Checking signatory v0.27.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `fs::FsKeyStore`
[INFO] [stdout]  --> src/key/store.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use fs::FsKeyStore;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fs::FsKeyStore`
[INFO] [stdout]  --> src/key/store.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use fs::FsKeyStore;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `keystore` and `dir` are never read
[INFO] [stdout]    --> src/key/store/fs.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 144 |     pub struct FsStoreHandle {
[INFO] [stdout]     |                ------------- fields in this struct
[INFO] [stdout] 145 |         pub keystore: FsKeyStore,
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout] 146 |         pub dir: tempfile::TempDir,
[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 1.62s
[INFO] running `Command { std: "docker" "inspect" "cfff6c7879159260d245b8ed175f9b8b056db5de3016a34b98e197a39a5e513f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfff6c7879159260d245b8ed175f9b8b056db5de3016a34b98e197a39a5e513f", kill_on_drop: false }`
[INFO] [stdout] cfff6c7879159260d245b8ed175f9b8b056db5de3016a34b98e197a39a5e513f