[INFO] fetching crate scale_signature 0.2.11...
[INFO] testing scale_signature-0.2.11 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate scale_signature 0.2.11 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate scale_signature 0.2.11
[INFO] finished tweaking crates.io crate scale_signature 0.2.11
[INFO] tweaked toml for crates.io crate scale_signature 0.2.11 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate scale_signature 0.2.11 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9bcc8b3800ae6055ebe26b703b7b1deb94f871ff52f0b1adf9e07ab0c28e20f2
[INFO] running `Command { std: "docker" "start" "-a" "9bcc8b3800ae6055ebe26b703b7b1deb94f871ff52f0b1adf9e07ab0c28e20f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9bcc8b3800ae6055ebe26b703b7b1deb94f871ff52f0b1adf9e07ab0c28e20f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bcc8b3800ae6055ebe26b703b7b1deb94f871ff52f0b1adf9e07ab0c28e20f2", kill_on_drop: false }`
[INFO] [stdout] 9bcc8b3800ae6055ebe26b703b7b1deb94f871ff52f0b1adf9e07ab0c28e20f2
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 223d98d9ee69476d7b3a20210b09bd002fb479171e9e5d242a4511eeed296efd
[INFO] running `Command { std: "docker" "start" "-a" "223d98d9ee69476d7b3a20210b09bd002fb479171e9e5d242a4511eeed296efd", kill_on_drop: false }`
[INFO] [stderr]    Compiling scale_signature v0.2.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "223d98d9ee69476d7b3a20210b09bd002fb479171e9e5d242a4511eeed296efd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "223d98d9ee69476d7b3a20210b09bd002fb479171e9e5d242a4511eeed296efd", kill_on_drop: false }`
[INFO] [stdout] 223d98d9ee69476d7b3a20210b09bd002fb479171e9e5d242a4511eeed296efd
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b73b223c7aca894701985b4f3d42c554f23e6abbacc7de8b1ff8b5aeae9f2d5f
[INFO] running `Command { std: "docker" "start" "-a" "b73b223c7aca894701985b4f3d42c554f23e6abbacc7de8b1ff8b5aeae9f2d5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling scale_signature v0.2.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "b73b223c7aca894701985b4f3d42c554f23e6abbacc7de8b1ff8b5aeae9f2d5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b73b223c7aca894701985b4f3d42c554f23e6abbacc7de8b1ff8b5aeae9f2d5f", kill_on_drop: false }`
[INFO] [stdout] b73b223c7aca894701985b4f3d42c554f23e6abbacc7de8b1ff8b5aeae9f2d5f
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b0c25f7e64b45d8ceffff29736a2f4300ada1d7ef1817fe7c338e4d72632f6d5
[INFO] running `Command { std: "docker" "start" "-a" "b0c25f7e64b45d8ceffff29736a2f4300ada1d7ef1817fe7c338e4d72632f6d5", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests signature.rs (/opt/rustwide/target/debug/deps/scale_signature-32592db7d17a01e0)
[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]    Doc-tests scale_signature
[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" "b0c25f7e64b45d8ceffff29736a2f4300ada1d7ef1817fe7c338e4d72632f6d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0c25f7e64b45d8ceffff29736a2f4300ada1d7ef1817fe7c338e4d72632f6d5", kill_on_drop: false }`
[INFO] [stdout] b0c25f7e64b45d8ceffff29736a2f4300ada1d7ef1817fe7c338e4d72632f6d5