[INFO] fetching crate tranquillity 0.0.1...
[INFO] testing tranquillity-0.0.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate tranquillity 0.0.1 into /workspace/builds/worker-102/source
[INFO] validating manifest of crates.io crate tranquillity 0.0.1 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 tranquillity 0.0.1
[INFO] finished tweaking crates.io crate tranquillity 0.0.1
[INFO] tweaked toml for crates.io crate tranquillity 0.0.1 written to /workspace/builds/worker-102/source/Cargo.toml
[INFO] crate crates.io crate tranquillity 0.0.1 already has a lockfile, it will not be regenerated
[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-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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] 212b53d9ebda1feb6e6eb26a5576639a575e838f8e3221f2acb29bb412188b1f
[INFO] running `Command { std: "docker" "start" "-a" "212b53d9ebda1feb6e6eb26a5576639a575e838f8e3221f2acb29bb412188b1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "212b53d9ebda1feb6e6eb26a5576639a575e838f8e3221f2acb29bb412188b1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "212b53d9ebda1feb6e6eb26a5576639a575e838f8e3221f2acb29bb412188b1f", kill_on_drop: false }`
[INFO] [stdout] 212b53d9ebda1feb6e6eb26a5576639a575e838f8e3221f2acb29bb412188b1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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] 4fd7a80a7b9f7dc0d6f3fac9e0dee90a8c76ed05b252bf1a26c5c253c4c51515
[INFO] running `Command { std: "docker" "start" "-a" "4fd7a80a7b9f7dc0d6f3fac9e0dee90a8c76ed05b252bf1a26c5c253c4c51515", kill_on_drop: false }`
[INFO] [stderr]    Compiling tranquillity v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "4fd7a80a7b9f7dc0d6f3fac9e0dee90a8c76ed05b252bf1a26c5c253c4c51515", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fd7a80a7b9f7dc0d6f3fac9e0dee90a8c76ed05b252bf1a26c5c253c4c51515", kill_on_drop: false }`
[INFO] [stdout] 4fd7a80a7b9f7dc0d6f3fac9e0dee90a8c76ed05b252bf1a26c5c253c4c51515
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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] 7ec0db9e34831b797abc9b2541ef10d9a44b0b4a77779eb60f6ac56d1c7cc518
[INFO] running `Command { std: "docker" "start" "-a" "7ec0db9e34831b797abc9b2541ef10d9a44b0b4a77779eb60f6ac56d1c7cc518", kill_on_drop: false }`
[INFO] [stderr]    Compiling tranquillity v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "7ec0db9e34831b797abc9b2541ef10d9a44b0b4a77779eb60f6ac56d1c7cc518", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ec0db9e34831b797abc9b2541ef10d9a44b0b4a77779eb60f6ac56d1c7cc518", kill_on_drop: false }`
[INFO] [stdout] 7ec0db9e34831b797abc9b2541ef10d9a44b0b4a77779eb60f6ac56d1c7cc518
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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] 381ba1dbfa6fe69cd709f052a0b86611168564466cb730067b4af217c132a773
[INFO] running `Command { std: "docker" "start" "-a" "381ba1dbfa6fe69cd709f052a0b86611168564466cb730067b4af217c132a773", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tranquillity-4db4261773751adc)
[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" "381ba1dbfa6fe69cd709f052a0b86611168564466cb730067b4af217c132a773", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "381ba1dbfa6fe69cd709f052a0b86611168564466cb730067b4af217c132a773", kill_on_drop: false }`
[INFO] [stdout] 381ba1dbfa6fe69cd709f052a0b86611168564466cb730067b4af217c132a773