[INFO] fetching crate tink-signature 0.2.4...
[INFO] testing tink-signature-0.2.4 against try#fc4ba03ef77ca5018fb78a097d3b924d30f15bfc+target=i686-unknown-linux-musl for musl_upgrade_1_2_take3
[INFO] extracting crate tink-signature 0.2.4 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate tink-signature 0.2.4 on toolchain fc4ba03ef77ca5018fb78a097d3b924d30f15bfc
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tink-signature 0.2.4
[INFO] finished tweaking crates.io crate tink-signature 0.2.4
[INFO] tweaked toml for crates.io crate tink-signature 0.2.4 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded p256 v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fdeac4aabbde77be235486b527e42a372e8b445a6d1f377b27f44804907968f8
[INFO] running `Command { std: "docker" "start" "-a" "fdeac4aabbde77be235486b527e42a372e8b445a6d1f377b27f44804907968f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fdeac4aabbde77be235486b527e42a372e8b445a6d1f377b27f44804907968f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdeac4aabbde77be235486b527e42a372e8b445a6d1f377b27f44804907968f8", kill_on_drop: false }`
[INFO] [stdout] fdeac4aabbde77be235486b527e42a372e8b445a6d1f377b27f44804907968f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "build" "--frozen" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 2841662c61fa6269f9a57b9424f41e984ccca2847f008086e1352d408430c52f
[INFO] running `Command { std: "docker" "start" "-a" "2841662c61fa6269f9a57b9424f41e984ccca2847f008086e1352d408430c52f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling anyhow v1.0.66
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling which v4.3.0
[INFO] [stderr]    Compiling bytes v1.3.0
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling prost-build v0.9.0
[INFO] [stderr]    Compiling fastrand v1.8.0
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling unicode-segmentation v1.10.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling const-oid v0.6.2
[INFO] [stderr]    Compiling crypto-mac v0.11.1
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling der v0.4.5
[INFO] [stderr]    Compiling petgraph v0.6.2
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling cpufeatures v0.2.5
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling spki v0.4.1
[INFO] [stderr]    Compiling hmac v0.11.0
[INFO] [stderr]    Compiling signature v1.3.2
[INFO] [stderr]    Compiling ff v0.10.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling pkcs8 v0.7.6
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling group v0.10.0
[INFO] [stderr]    Compiling serde v1.0.149
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling ed25519 v1.5.2
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling regex v1.7.0
[INFO] [stderr]    Compiling hkdf v0.11.0
[INFO] [stderr]    Compiling sha-1 v0.9.8
[INFO] [stderr]    Compiling prost-derive v0.9.0
[INFO] [stderr]    Compiling zeroize_derive v1.3.3
[INFO] [stderr]    Compiling zeroize v1.4.3
[INFO] [stderr]    Compiling crypto-bigint v0.2.11
[INFO] [stderr]    Compiling curve25519-dalek v3.2.0
[INFO] [stderr]    Compiling elliptic-curve v0.10.6
[INFO] [stderr]    Compiling ed25519-dalek v1.0.1
[INFO] [stderr]    Compiling ecdsa v0.12.4
[INFO] [stderr]    Compiling prost v0.9.0
[INFO] [stderr]    Compiling p256 v0.9.0
[INFO] [stderr]    Compiling prost-types v0.9.0
[INFO] [stderr]    Compiling tink-proto v0.2.4
[INFO] [stderr]    Compiling tink-core v0.2.4
[INFO] [stderr]    Compiling tink-signature v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Signature`
[INFO] [stdout]   --> src/subtle/ed25519_verifier.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 | use signature::{Signature, Verifier as RustCryptoVerifier};
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.93s
[INFO] running `Command { std: "docker" "inspect" "2841662c61fa6269f9a57b9424f41e984ccca2847f008086e1352d408430c52f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2841662c61fa6269f9a57b9424f41e984ccca2847f008086e1352d408430c52f", kill_on_drop: false }`
[INFO] [stdout] 2841662c61fa6269f9a57b9424f41e984ccca2847f008086e1352d408430c52f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "test" "--frozen" "--no-run" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 5d5ef60095713446d508ca824f10e3e004e0eb003c9b7e45f7552eb8a84350bf
[INFO] running `Command { std: "docker" "start" "-a" "5d5ef60095713446d508ca824f10e3e004e0eb003c9b7e45f7552eb8a84350bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling tink-signature v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Signature`
[INFO] [stdout]   --> src/subtle/ed25519_verifier.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 | use signature::{Signature, Verifier as RustCryptoVerifier};
[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: unused import: `Signature`
[INFO] [stdout]   --> src/subtle/ed25519_verifier.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 | use signature::{Signature, Verifier as RustCryptoVerifier};
[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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "5d5ef60095713446d508ca824f10e3e004e0eb003c9b7e45f7552eb8a84350bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d5ef60095713446d508ca824f10e3e004e0eb003c9b7e45f7552eb8a84350bf", kill_on_drop: false }`
[INFO] [stdout] 5d5ef60095713446d508ca824f10e3e004e0eb003c9b7e45f7552eb8a84350bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "test" "--frozen" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 6d5cabbc05e0ec490c3c7def183173d089463a61ae56fb31c9749ef63a6742dd
[INFO] running `Command { std: "docker" "start" "-a" "6d5cabbc05e0ec490c3c7def183173d089463a61ae56fb31c9749ef63a6742dd", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Signature`
[INFO] [stderr]   --> src/subtle/ed25519_verifier.rs:17:17
[INFO] [stderr]    |
[INFO] [stderr] 17 | use signature::{Signature, Verifier as RustCryptoVerifier};
[INFO] [stderr]    |                 ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tink-signature` (lib) generated 1 warning
[INFO] [stderr] warning: `tink-signature` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/tink_signature-eb6980486526f980)
[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" "6d5cabbc05e0ec490c3c7def183173d089463a61ae56fb31c9749ef63a6742dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d5cabbc05e0ec490c3c7def183173d089463a61ae56fb31c9749ef63a6742dd", kill_on_drop: false }`
[INFO] [stdout] 6d5cabbc05e0ec490c3c7def183173d089463a61ae56fb31c9749ef63a6742dd