[INFO] fetching crate signatory 0.27.1...
[INFO] checking signatory-0.27.1 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate signatory 0.27.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate signatory 0.27.1 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 66 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.1.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.14 (latest: v0.6.5)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1)
[INFO] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0f35ff203b6c7be53d9ff6e0af7f99431d961a8bf7b40ad9f709c60d989a45e
[INFO] running `Command { std: "docker" "start" "-a" "d0f35ff203b6c7be53d9ff6e0af7f99431d961a8bf7b40ad9f709c60d989a45e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0f35ff203b6c7be53d9ff6e0af7f99431d961a8bf7b40ad9f709c60d989a45e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0f35ff203b6c7be53d9ff6e0af7f99431d961a8bf7b40ad9f709c60d989a45e", kill_on_drop: false }`
[INFO] [stdout] d0f35ff203b6c7be53d9ff6e0af7f99431d961a8bf7b40ad9f709c60d989a45e
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e280fba6a0c2d50b7a68e5c86c155e353b196d86300daea30d7d7cbcad2808b
[INFO] running `Command { std: "docker" "start" "-a" "1e280fba6a0c2d50b7a68e5c86c155e353b196d86300daea30d7d7cbcad2808b", kill_on_drop: false }`
[INFO] [stderr]     Checking base64ct v1.6.0
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking pem-rfc7468 v0.7.0
[INFO] [stderr]     Checking der v0.7.9
[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: 1 warning emitted
[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] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.52s
[INFO] running `Command { std: "docker" "inspect" "1e280fba6a0c2d50b7a68e5c86c155e353b196d86300daea30d7d7cbcad2808b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e280fba6a0c2d50b7a68e5c86c155e353b196d86300daea30d7d7cbcad2808b", kill_on_drop: false }`
[INFO] [stdout] 1e280fba6a0c2d50b7a68e5c86c155e353b196d86300daea30d7d7cbcad2808b
[INFO] checking signatory-0.27.1 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate signatory 0.27.1 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate signatory 0.27.1 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 66 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.1.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.14 (latest: v0.6.5)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1)
[INFO] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 974fb88011114242d9b90a1436ad631e37105587885641b9938c5779473ba12c
[INFO] running `Command { std: "docker" "start" "-a" "974fb88011114242d9b90a1436ad631e37105587885641b9938c5779473ba12c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "974fb88011114242d9b90a1436ad631e37105587885641b9938c5779473ba12c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "974fb88011114242d9b90a1436ad631e37105587885641b9938c5779473ba12c", kill_on_drop: false }`
[INFO] [stdout] 974fb88011114242d9b90a1436ad631e37105587885641b9938c5779473ba12c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1551173abdcb7dc9930a89ed720f9592b336a214d1b40dd0b43dd78d531dae9c
[INFO] running `Command { std: "docker" "start" "-a" "1551173abdcb7dc9930a89ed720f9592b336a214d1b40dd0b43dd78d531dae9c", kill_on_drop: false }`
[INFO] [stderr]     Checking base64ct v1.6.0
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking pem-rfc7468 v0.7.0
[INFO] [stderr]     Checking der v0.7.9
[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: 1 warning emitted
[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] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.33s
[INFO] running `Command { std: "docker" "inspect" "1551173abdcb7dc9930a89ed720f9592b336a214d1b40dd0b43dd78d531dae9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1551173abdcb7dc9930a89ed720f9592b336a214d1b40dd0b43dd78d531dae9c", kill_on_drop: false }`
[INFO] [stdout] 1551173abdcb7dc9930a89ed720f9592b336a214d1b40dd0b43dd78d531dae9c