[INFO] fetching crate masterpiece 0.1.0...
[INFO] testing masterpiece-0.1.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate masterpiece 0.1.0 into /workspace/builds/worker-118/source
[INFO] validating manifest of crates.io crate masterpiece 0.1.0 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 masterpiece 0.1.0
[INFO] finished tweaking crates.io crate masterpiece 0.1.0
[INFO] tweaked toml for crates.io crate masterpiece 0.1.0 written to /workspace/builds/worker-118/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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] e491df7fb57d64231cc8e1a639c5a16be5f1f72a1278dee751a150240ec4e9d2
[INFO] running `Command { std: "docker" "start" "-a" "e491df7fb57d64231cc8e1a639c5a16be5f1f72a1278dee751a150240ec4e9d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e491df7fb57d64231cc8e1a639c5a16be5f1f72a1278dee751a150240ec4e9d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e491df7fb57d64231cc8e1a639c5a16be5f1f72a1278dee751a150240ec4e9d2", kill_on_drop: false }`
[INFO] [stdout] e491df7fb57d64231cc8e1a639c5a16be5f1f72a1278dee751a150240ec4e9d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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] cb102615582fdb20807b13e9e3b1b0ea3c4550647744eaa316e4edde4e6232f0
[INFO] running `Command { std: "docker" "start" "-a" "cb102615582fdb20807b13e9e3b1b0ea3c4550647744eaa316e4edde4e6232f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling masterpiece v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "cb102615582fdb20807b13e9e3b1b0ea3c4550647744eaa316e4edde4e6232f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb102615582fdb20807b13e9e3b1b0ea3c4550647744eaa316e4edde4e6232f0", kill_on_drop: false }`
[INFO] [stdout] cb102615582fdb20807b13e9e3b1b0ea3c4550647744eaa316e4edde4e6232f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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] 388fd6a70aa06b2bd05a3798f3f7da90491d4f75de5589ad2dfec123e0b14739
[INFO] running `Command { std: "docker" "start" "-a" "388fd6a70aa06b2bd05a3798f3f7da90491d4f75de5589ad2dfec123e0b14739", kill_on_drop: false }`
[INFO] [stderr]    Compiling masterpiece v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "388fd6a70aa06b2bd05a3798f3f7da90491d4f75de5589ad2dfec123e0b14739", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "388fd6a70aa06b2bd05a3798f3f7da90491d4f75de5589ad2dfec123e0b14739", kill_on_drop: false }`
[INFO] [stdout] 388fd6a70aa06b2bd05a3798f3f7da90491d4f75de5589ad2dfec123e0b14739
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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] 3f41473c9d06103e757459fe051d7889b8bab6f0052d9e6c01c54f1ef578df36
[INFO] running `Command { std: "docker" "start" "-a" "3f41473c9d06103e757459fe051d7889b8bab6f0052d9e6c01c54f1ef578df36", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/masterpiece-f5c12150ee0d1969)
[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 masterpiece
[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" "3f41473c9d06103e757459fe051d7889b8bab6f0052d9e6c01c54f1ef578df36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f41473c9d06103e757459fe051d7889b8bab6f0052d9e6c01c54f1ef578df36", kill_on_drop: false }`
[INFO] [stdout] 3f41473c9d06103e757459fe051d7889b8bab6f0052d9e6c01c54f1ef578df36