[INFO] fetching crate io_wrapper_statistics 0.1.1...
[INFO] testing io_wrapper_statistics-0.1.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate io_wrapper_statistics 0.1.1 into /workspace/builds/worker-47/source
[INFO] validating manifest of crates.io crate io_wrapper_statistics 0.1.1 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 io_wrapper_statistics 0.1.1
[INFO] finished tweaking crates.io crate io_wrapper_statistics 0.1.1
[INFO] tweaked toml for crates.io crate io_wrapper_statistics 0.1.1 written to /workspace/builds/worker-47/source/Cargo.toml
[INFO] crate crates.io crate io_wrapper_statistics 0.1.1 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] [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-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] d4067ac3e6cb97a0035407bed9fa3c5002dcc62a04369583a063e1d4bcd40fc8
[INFO] running `Command { std: "docker" "start" "-a" "d4067ac3e6cb97a0035407bed9fa3c5002dcc62a04369583a063e1d4bcd40fc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4067ac3e6cb97a0035407bed9fa3c5002dcc62a04369583a063e1d4bcd40fc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4067ac3e6cb97a0035407bed9fa3c5002dcc62a04369583a063e1d4bcd40fc8", kill_on_drop: false }`
[INFO] [stdout] d4067ac3e6cb97a0035407bed9fa3c5002dcc62a04369583a063e1d4bcd40fc8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] 9a0cc79048c9d8d6ce3290f1624aa0d870e3872df9cb7ba2bc3d4f75c6826a4a
[INFO] running `Command { std: "docker" "start" "-a" "9a0cc79048c9d8d6ce3290f1624aa0d870e3872df9cb7ba2bc3d4f75c6826a4a", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rustversion v1.0.5
[INFO] [stderr]    Compiling io_wrapper_statistics v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.94s
[INFO] running `Command { std: "docker" "inspect" "9a0cc79048c9d8d6ce3290f1624aa0d870e3872df9cb7ba2bc3d4f75c6826a4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a0cc79048c9d8d6ce3290f1624aa0d870e3872df9cb7ba2bc3d4f75c6826a4a", kill_on_drop: false }`
[INFO] [stdout] 9a0cc79048c9d8d6ce3290f1624aa0d870e3872df9cb7ba2bc3d4f75c6826a4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] d3a92a2a5ddd6f36bcadd36b6d9adbae367910bb9ad5b1135ff75a2c295c8071
[INFO] running `Command { std: "docker" "start" "-a" "d3a92a2a5ddd6f36bcadd36b6d9adbae367910bb9ad5b1135ff75a2c295c8071", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling io_wrapper_statistics v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "d3a92a2a5ddd6f36bcadd36b6d9adbae367910bb9ad5b1135ff75a2c295c8071", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3a92a2a5ddd6f36bcadd36b6d9adbae367910bb9ad5b1135ff75a2c295c8071", kill_on_drop: false }`
[INFO] [stdout] d3a92a2a5ddd6f36bcadd36b6d9adbae367910bb9ad5b1135ff75a2c295c8071
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] d2f105375eb06cb4b804a23d91289deb1fd40fecc95c3e63a003b81181eca034
[INFO] running `Command { std: "docker" "start" "-a" "d2f105375eb06cb4b804a23d91289deb1fd40fecc95c3e63a003b81181eca034", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/io_wrapper_statistics-39afcf45f3b4c3f8)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running tests/wrapper_test.rs (/opt/rustwide/target/debug/deps/wrapper_test-ca57ef63b7e8d607)
[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 io_wrapper_statistics
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_basic_counts ... 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] [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" "d2f105375eb06cb4b804a23d91289deb1fd40fecc95c3e63a003b81181eca034", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2f105375eb06cb4b804a23d91289deb1fd40fecc95c3e63a003b81181eca034", kill_on_drop: false }`
[INFO] [stdout] d2f105375eb06cb4b804a23d91289deb1fd40fecc95c3e63a003b81181eca034