[INFO] fetching crate sigchain 0.1.0...
[INFO] testing sigchain-0.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate sigchain 0.1.0 into /workspace/builds/worker-95/source
[INFO] validating manifest of crates.io crate sigchain 0.1.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sigchain 0.1.0
[INFO] finished tweaking crates.io crate sigchain 0.1.0
[INFO] tweaked toml for crates.io crate sigchain 0.1.0 written to /workspace/builds/worker-95/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c94d02688ecb03f926da12c1fbbcc63213853900f96bdd15813f039459dfb6a6
[INFO] running `Command { std: "docker" "start" "-a" "c94d02688ecb03f926da12c1fbbcc63213853900f96bdd15813f039459dfb6a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c94d02688ecb03f926da12c1fbbcc63213853900f96bdd15813f039459dfb6a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c94d02688ecb03f926da12c1fbbcc63213853900f96bdd15813f039459dfb6a6", kill_on_drop: false }`
[INFO] [stdout] c94d02688ecb03f926da12c1fbbcc63213853900f96bdd15813f039459dfb6a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08db6050095ce28fdecc9f8f4014957c603033637e9eda3092f686f19eaf821c
[INFO] running `Command { std: "docker" "start" "-a" "08db6050095ce28fdecc9f8f4014957c603033637e9eda3092f686f19eaf821c", kill_on_drop: false }`
[INFO] [stderr]    Compiling sigchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "08db6050095ce28fdecc9f8f4014957c603033637e9eda3092f686f19eaf821c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08db6050095ce28fdecc9f8f4014957c603033637e9eda3092f686f19eaf821c", kill_on_drop: false }`
[INFO] [stdout] 08db6050095ce28fdecc9f8f4014957c603033637e9eda3092f686f19eaf821c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b841691178ba88f66a8ef7310e64d2c96ccc71cbc81af0e7abec11b64289674
[INFO] running `Command { std: "docker" "start" "-a" "8b841691178ba88f66a8ef7310e64d2c96ccc71cbc81af0e7abec11b64289674", kill_on_drop: false }`
[INFO] [stderr]    Compiling sigchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "8b841691178ba88f66a8ef7310e64d2c96ccc71cbc81af0e7abec11b64289674", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b841691178ba88f66a8ef7310e64d2c96ccc71cbc81af0e7abec11b64289674", kill_on_drop: false }`
[INFO] [stdout] 8b841691178ba88f66a8ef7310e64d2c96ccc71cbc81af0e7abec11b64289674
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8d7ff4abe0bf8b67a5ac77771e8917b6c4d9ec3c50e04db4b3aef6f2c570cf9c
[INFO] running `Command { std: "docker" "start" "-a" "8d7ff4abe0bf8b67a5ac77771e8917b6c4d9ec3c50e04db4b3aef6f2c570cf9c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sigchain-89377b415d1a5234)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sigchain
[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" "8d7ff4abe0bf8b67a5ac77771e8917b6c4d9ec3c50e04db4b3aef6f2c570cf9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d7ff4abe0bf8b67a5ac77771e8917b6c4d9ec3c50e04db4b3aef6f2c570cf9c", kill_on_drop: false }`
[INFO] [stdout] 8d7ff4abe0bf8b67a5ac77771e8917b6c4d9ec3c50e04db4b3aef6f2c570cf9c