[INFO] fetching crate piet-test 0.0.12...
[INFO] testing piet-test-0.0.12 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate piet-test 0.0.12 into /workspace/builds/worker-69/source
[INFO] validating manifest of crates.io crate piet-test 0.0.12 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate piet-test 0.0.12
[INFO] finished tweaking crates.io crate piet-test 0.0.12
[INFO] tweaked toml for crates.io crate piet-test 0.0.12 written to /workspace/builds/worker-69/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded kurbo v0.5.11
[INFO] [stderr]   Downloaded piet v0.0.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a80377d3f25479b71984e2c6acf136507aacab38c76a2514eec9c715e5f4f01
[INFO] running `Command { std: "docker" "start" "-a" "6a80377d3f25479b71984e2c6acf136507aacab38c76a2514eec9c715e5f4f01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a80377d3f25479b71984e2c6acf136507aacab38c76a2514eec9c715e5f4f01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a80377d3f25479b71984e2c6acf136507aacab38c76a2514eec9c715e5f4f01", kill_on_drop: false }`
[INFO] [stdout] 6a80377d3f25479b71984e2c6acf136507aacab38c76a2514eec9c715e5f4f01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4267c8f955f27eca1cada4b8d5b391cf89923950f71df759c4223b02aeae009
[INFO] running `Command { std: "docker" "start" "-a" "c4267c8f955f27eca1cada4b8d5b391cf89923950f71df759c4223b02aeae009", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling kurbo v0.5.11
[INFO] [stderr]    Compiling piet v0.0.12
[INFO] [stderr]    Compiling piet-test v0.0.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.69s
[INFO] running `Command { std: "docker" "inspect" "c4267c8f955f27eca1cada4b8d5b391cf89923950f71df759c4223b02aeae009", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4267c8f955f27eca1cada4b8d5b391cf89923950f71df759c4223b02aeae009", kill_on_drop: false }`
[INFO] [stdout] c4267c8f955f27eca1cada4b8d5b391cf89923950f71df759c4223b02aeae009
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8f80bbb72361d261abff543246c5b763f27bfdd9b6922e9d6bb4fadde3b6727
[INFO] running `Command { std: "docker" "start" "-a" "a8f80bbb72361d261abff543246c5b763f27bfdd9b6922e9d6bb4fadde3b6727", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling piet-test v0.0.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "a8f80bbb72361d261abff543246c5b763f27bfdd9b6922e9d6bb4fadde3b6727", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8f80bbb72361d261abff543246c5b763f27bfdd9b6922e9d6bb4fadde3b6727", kill_on_drop: false }`
[INFO] [stdout] a8f80bbb72361d261abff543246c5b763f27bfdd9b6922e9d6bb4fadde3b6727
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c58c925b0dd498155f96d0f4d6728d9cdfb751481b397bdb58fe4daa5a8d01fb
[INFO] running `Command { std: "docker" "start" "-a" "c58c925b0dd498155f96d0f4d6728d9cdfb751481b397bdb58fe4daa5a8d01fb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/piet_test-e7527cfcfb3f7dfa)
[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 piet-test
[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" "c58c925b0dd498155f96d0f4d6728d9cdfb751481b397bdb58fe4daa5a8d01fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c58c925b0dd498155f96d0f4d6728d9cdfb751481b397bdb58fe4daa5a8d01fb", kill_on_drop: false }`
[INFO] [stdout] c58c925b0dd498155f96d0f4d6728d9cdfb751481b397bdb58fe4daa5a8d01fb