[INFO] fetching crate tippytap 0.2.0...
[INFO] testing tippytap-0.2.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate tippytap 0.2.0 into /workspace/builds/worker-90/source
[INFO] validating manifest of crates.io crate tippytap 0.2.0 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 tippytap 0.2.0
[INFO] finished tweaking crates.io crate tippytap 0.2.0
[INFO] tweaked toml for crates.io crate tippytap 0.2.0 written to /workspace/builds/worker-90/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-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] fb9e2bbe4c78be4b842523f1b0491eb1337938771e040bced229802e06ffcd02
[INFO] running `Command { std: "docker" "start" "-a" "fb9e2bbe4c78be4b842523f1b0491eb1337938771e040bced229802e06ffcd02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb9e2bbe4c78be4b842523f1b0491eb1337938771e040bced229802e06ffcd02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb9e2bbe4c78be4b842523f1b0491eb1337938771e040bced229802e06ffcd02", kill_on_drop: false }`
[INFO] [stdout] fb9e2bbe4c78be4b842523f1b0491eb1337938771e040bced229802e06ffcd02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] 121f4bd131445ff076453a708b17d3f6401132f06f3ca20f6b3d89a7319ba246
[INFO] running `Command { std: "docker" "start" "-a" "121f4bd131445ff076453a708b17d3f6401132f06f3ca20f6b3d89a7319ba246", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling serde_json v1.0.71
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling tippytap v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.65s
[INFO] running `Command { std: "docker" "inspect" "121f4bd131445ff076453a708b17d3f6401132f06f3ca20f6b3d89a7319ba246", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "121f4bd131445ff076453a708b17d3f6401132f06f3ca20f6b3d89a7319ba246", kill_on_drop: false }`
[INFO] [stdout] 121f4bd131445ff076453a708b17d3f6401132f06f3ca20f6b3d89a7319ba246
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] f69a35c2b9a3d76239f82ef461bc48cff6de4db07270377050fdd4feef1e6486
[INFO] running `Command { std: "docker" "start" "-a" "f69a35c2b9a3d76239f82ef461bc48cff6de4db07270377050fdd4feef1e6486", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tippytap v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "f69a35c2b9a3d76239f82ef461bc48cff6de4db07270377050fdd4feef1e6486", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f69a35c2b9a3d76239f82ef461bc48cff6de4db07270377050fdd4feef1e6486", kill_on_drop: false }`
[INFO] [stdout] f69a35c2b9a3d76239f82ef461bc48cff6de4db07270377050fdd4feef1e6486
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] dc64d158ace99991c48d7b4eb49d07f1bae40ced4edb2c11ed29eeb1d739bda8
[INFO] running `Command { std: "docker" "start" "-a" "dc64d158ace99991c48d7b4eb49d07f1bae40ced4edb2c11ed29eeb1d739bda8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tippytap-e0f473b2ca025aa1)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tippytap
[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] [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" "dc64d158ace99991c48d7b4eb49d07f1bae40ced4edb2c11ed29eeb1d739bda8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc64d158ace99991c48d7b4eb49d07f1bae40ced4edb2c11ed29eeb1d739bda8", kill_on_drop: false }`
[INFO] [stdout] dc64d158ace99991c48d7b4eb49d07f1bae40ced4edb2c11ed29eeb1d739bda8