[INFO] fetching crate async-signature 0.6.0-pre.4...
[INFO] testing async-signature-0.6.0-pre.4 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate async-signature 0.6.0-pre.4 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate async-signature 0.6.0-pre.4
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate async-signature 0.6.0-pre.4
[INFO] tweaked toml for crates.io crate async-signature 0.6.0-pre.4 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate async-signature 0.6.0-pre.4 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] [stderr]       Adding digest v0.11.0-pre.9 (available: v0.11.0-rc.0)
[INFO] [stderr]       Adding signature v2.3.0-pre.4 (available: v2.3.0-pre.7)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded digest v0.11.0-pre.9
[INFO] [stderr]   Downloaded hybrid-array v0.3.1
[INFO] [stderr]   Downloaded signature v2.3.0-pre.4
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 128e5d68187bd605a69dd9127547d1055f9f4ef1322365a87ea9afd30f367d9c
[INFO] running `Command { std: "docker" "start" "-a" "128e5d68187bd605a69dd9127547d1055f9f4ef1322365a87ea9afd30f367d9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "128e5d68187bd605a69dd9127547d1055f9f4ef1322365a87ea9afd30f367d9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "128e5d68187bd605a69dd9127547d1055f9f4ef1322365a87ea9afd30f367d9c", kill_on_drop: false }`
[INFO] [stdout] 128e5d68187bd605a69dd9127547d1055f9f4ef1322365a87ea9afd30f367d9c
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] ffcf760127467ad8b6f32ed378d2b71c628f916eb03c50fa21177489df7bc280
[INFO] running `Command { std: "docker" "start" "-a" "ffcf760127467ad8b6f32ed378d2b71c628f916eb03c50fa21177489df7bc280", kill_on_drop: false }`
[INFO] [stderr]    Compiling signature v2.3.0-pre.4
[INFO] [stderr]    Compiling async-signature v0.6.0-pre.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "ffcf760127467ad8b6f32ed378d2b71c628f916eb03c50fa21177489df7bc280", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffcf760127467ad8b6f32ed378d2b71c628f916eb03c50fa21177489df7bc280", kill_on_drop: false }`
[INFO] [stdout] ffcf760127467ad8b6f32ed378d2b71c628f916eb03c50fa21177489df7bc280
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] ccb4678768934e13ebb4cbe25c6dd3bd5c0d4821f570c8f9aab6a3661c94693f
[INFO] running `Command { std: "docker" "start" "-a" "ccb4678768934e13ebb4cbe25c6dd3bd5c0d4821f570c8f9aab6a3661c94693f", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-signature v0.6.0-pre.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "ccb4678768934e13ebb4cbe25c6dd3bd5c0d4821f570c8f9aab6a3661c94693f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccb4678768934e13ebb4cbe25c6dd3bd5c0d4821f570c8f9aab6a3661c94693f", kill_on_drop: false }`
[INFO] [stdout] ccb4678768934e13ebb4cbe25c6dd3bd5c0d4821f570c8f9aab6a3661c94693f
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 60c0e714c1a3ee500c26dd9150488c9ed3d13e12d8f19601d1c989bcb0c98833
[INFO] running `Command { std: "docker" "start" "-a" "60c0e714c1a3ee500c26dd9150488c9ed3d13e12d8f19601d1c989bcb0c98833", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/async_signature-7ac84ea9ec578bf3)
[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/mock_impl.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/mock_impl-cc04d378942402df)
[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" "60c0e714c1a3ee500c26dd9150488c9ed3d13e12d8f19601d1c989bcb0c98833", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60c0e714c1a3ee500c26dd9150488c9ed3d13e12d8f19601d1c989bcb0c98833", kill_on_drop: false }`
[INFO] [stdout] 60c0e714c1a3ee500c26dd9150488c9ed3d13e12d8f19601d1c989bcb0c98833