[INFO] fetching crate zarr 0.0.1-placeholder...
[INFO] testing zarr-0.0.1-placeholder against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate zarr 0.0.1-placeholder into /workspace/builds/worker-62/source
[INFO] validating manifest of crates.io crate zarr 0.0.1-placeholder 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 zarr 0.0.1-placeholder
[INFO] finished tweaking crates.io crate zarr 0.0.1-placeholder
[INFO] tweaked toml for crates.io crate zarr 0.0.1-placeholder written to /workspace/builds/worker-62/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] [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-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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] b7d9c7b5164bd9ca2ab8adaf1cbd7f748b108fed8126c28de8f049698e6c1808
[INFO] running `Command { std: "docker" "start" "-a" "b7d9c7b5164bd9ca2ab8adaf1cbd7f748b108fed8126c28de8f049698e6c1808", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7d9c7b5164bd9ca2ab8adaf1cbd7f748b108fed8126c28de8f049698e6c1808", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7d9c7b5164bd9ca2ab8adaf1cbd7f748b108fed8126c28de8f049698e6c1808", kill_on_drop: false }`
[INFO] [stdout] b7d9c7b5164bd9ca2ab8adaf1cbd7f748b108fed8126c28de8f049698e6c1808
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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] ea7c8afc1ca4c43d3aa721bf9cc955339cab84977bedeb40ec64ae3e47c7250b
[INFO] running `Command { std: "docker" "start" "-a" "ea7c8afc1ca4c43d3aa721bf9cc955339cab84977bedeb40ec64ae3e47c7250b", kill_on_drop: false }`
[INFO] [stderr]    Compiling zarr v0.0.1-placeholder (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "ea7c8afc1ca4c43d3aa721bf9cc955339cab84977bedeb40ec64ae3e47c7250b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea7c8afc1ca4c43d3aa721bf9cc955339cab84977bedeb40ec64ae3e47c7250b", kill_on_drop: false }`
[INFO] [stdout] ea7c8afc1ca4c43d3aa721bf9cc955339cab84977bedeb40ec64ae3e47c7250b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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] d349faf451812ea00c0e1b368de48ed99d2f5c65914b19142dc01e5ef7c3f8f4
[INFO] running `Command { std: "docker" "start" "-a" "d349faf451812ea00c0e1b368de48ed99d2f5c65914b19142dc01e5ef7c3f8f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling zarr v0.0.1-placeholder (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "d349faf451812ea00c0e1b368de48ed99d2f5c65914b19142dc01e5ef7c3f8f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d349faf451812ea00c0e1b368de48ed99d2f5c65914b19142dc01e5ef7c3f8f4", kill_on_drop: false }`
[INFO] [stdout] d349faf451812ea00c0e1b368de48ed99d2f5c65914b19142dc01e5ef7c3f8f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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] 4d8d3eaf2c26d643692c28ef2aa6fe66a97b6b60a8ae60ffc8ac6df065a28dd8
[INFO] running `Command { std: "docker" "start" "-a" "4d8d3eaf2c26d643692c28ef2aa6fe66a97b6b60a8ae60ffc8ac6df065a28dd8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/zarr-e72caad21f380631)
[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 zarr
[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" "4d8d3eaf2c26d643692c28ef2aa6fe66a97b6b60a8ae60ffc8ac6df065a28dd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d8d3eaf2c26d643692c28ef2aa6fe66a97b6b60a8ae60ffc8ac6df065a28dd8", kill_on_drop: false }`
[INFO] [stdout] 4d8d3eaf2c26d643692c28ef2aa6fe66a97b6b60a8ae60ffc8ac6df065a28dd8