[INFO] fetching crate signatory 0.27.1...
[INFO] testing signatory-0.27.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate signatory 0.27.1 into /workspace/builds/worker-6-tc2/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-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate signatory 0.27.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 60 packages to latest compatible versions
[INFO] [stderr]       Adding crypto-common v0.1.6 (available: v0.1.7)
[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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 624e3f5008d5494a2e31aa4fb96f14b26ca3395c608889595919405965d94c7b
[INFO] running `Command { std: "docker" "start" "-a" "624e3f5008d5494a2e31aa4fb96f14b26ca3395c608889595919405965d94c7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "624e3f5008d5494a2e31aa4fb96f14b26ca3395c608889595919405965d94c7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "624e3f5008d5494a2e31aa4fb96f14b26ca3395c608889595919405965d94c7b", kill_on_drop: false }`
[INFO] [stdout] 624e3f5008d5494a2e31aa4fb96f14b26ca3395c608889595919405965d94c7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] add5c7b5e953dff72244c8315f1cf902c249e086bbfe4f793ee136347339890d
[INFO] running `Command { std: "docker" "start" "-a" "add5c7b5e953dff72244c8315f1cf902c249e086bbfe4f793ee136347339890d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling base64ct v1.8.0
[INFO] [stderr]    Compiling const-oid v0.9.6
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling pem-rfc7468 v0.7.0
[INFO] [stderr]    Compiling der v0.7.10
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling spki v0.7.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling pkcs8 v0.10.2
[INFO] [stderr]    Compiling 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.25s
[INFO] running `Command { std: "docker" "inspect" "add5c7b5e953dff72244c8315f1cf902c249e086bbfe4f793ee136347339890d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "add5c7b5e953dff72244c8315f1cf902c249e086bbfe4f793ee136347339890d", kill_on_drop: false }`
[INFO] [stdout] add5c7b5e953dff72244c8315f1cf902c249e086bbfe4f793ee136347339890d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be3272734ce249c99e5bada930d84a3c69a226a60bbe0c0b112b652c7aafed0a
[INFO] running `Command { std: "docker" "start" "-a" "be3272734ce249c99e5bada930d84a3c69a226a60bbe0c0b112b652c7aafed0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.3.4
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tempfile v3.23.0
[INFO] [stderr]    Compiling 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "be3272734ce249c99e5bada930d84a3c69a226a60bbe0c0b112b652c7aafed0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be3272734ce249c99e5bada930d84a3c69a226a60bbe0c0b112b652c7aafed0a", kill_on_drop: false }`
[INFO] [stdout] be3272734ce249c99e5bada930d84a3c69a226a60bbe0c0b112b652c7aafed0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a61a058f5e50d00525f4d683a3f013f213ce32c4c43a3db97a5c353ede1c6640
[INFO] running `Command { std: "docker" "start" "-a" "a61a058f5e50d00525f4d683a3f013f213ce32c4c43a3db97a5c353ede1c6640", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `fs::FsKeyStore`
[INFO] [stderr]  --> src/key/store.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub use fs::FsKeyStore;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `signatory` (lib) generated 1 warning (run `cargo fix --lib -p signatory` to apply 1 suggestion)
[INFO] [stderr] warning: fields `keystore` and `dir` are never read
[INFO] [stderr]    --> src/key/store/fs.rs:145:13
[INFO] [stderr]     |
[INFO] [stderr] 144 |     pub struct FsStoreHandle {
[INFO] [stderr]     |                ------------- fields in this struct
[INFO] [stderr] 145 |         pub keystore: FsKeyStore,
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr] 146 |         pub dir: tempfile::TempDir,
[INFO] [stderr]     |             ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `signatory` (lib test) generated 2 warnings (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/signatory-8c0657bf94342ea1)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/fs.rs (/opt/rustwide/target/debug/deps/fs-bb5174a7290ab149)
[INFO] [stderr]    Doc-tests signatory
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a61a058f5e50d00525f4d683a3f013f213ce32c4c43a3db97a5c353ede1c6640", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a61a058f5e50d00525f4d683a3f013f213ce32c4c43a3db97a5c353ede1c6640", kill_on_drop: false }`
[INFO] [stdout] a61a058f5e50d00525f4d683a3f013f213ce32c4c43a3db97a5c353ede1c6640