[INFO] fetching crate bufferpool 0.1.7...
[INFO] testing bufferpool-0.1.7 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate bufferpool 0.1.7 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate bufferpool 0.1.7
[INFO] finished tweaking crates.io crate bufferpool 0.1.7
[INFO] tweaked toml for crates.io crate bufferpool 0.1.7 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate bufferpool 0.1.7 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate bufferpool 0.1.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c59addc691aec0ade720d9fe8dc7a247110efce0f9e93ece0e1bc06050867968
[INFO] running `Command { std: "docker" "start" "-a" "c59addc691aec0ade720d9fe8dc7a247110efce0f9e93ece0e1bc06050867968", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c59addc691aec0ade720d9fe8dc7a247110efce0f9e93ece0e1bc06050867968", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c59addc691aec0ade720d9fe8dc7a247110efce0f9e93ece0e1bc06050867968", kill_on_drop: false }`
[INFO] [stdout] c59addc691aec0ade720d9fe8dc7a247110efce0f9e93ece0e1bc06050867968
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ce5c04a8d86e55fa36c744ea188de465582cc75ff024f74027ac05a677ea0d2
[INFO] running `Command { std: "docker" "start" "-a" "6ce5c04a8d86e55fa36c744ea188de465582cc75ff024f74027ac05a677ea0d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling bufferpool v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "6ce5c04a8d86e55fa36c744ea188de465582cc75ff024f74027ac05a677ea0d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ce5c04a8d86e55fa36c744ea188de465582cc75ff024f74027ac05a677ea0d2", kill_on_drop: false }`
[INFO] [stdout] 6ce5c04a8d86e55fa36c744ea188de465582cc75ff024f74027ac05a677ea0d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97cb221f922f5703f2d018b70c7ce48fda2a1a07bd0849a44c40a7591e9ee061
[INFO] running `Command { std: "docker" "start" "-a" "97cb221f922f5703f2d018b70c7ce48fda2a1a07bd0849a44c40a7591e9ee061", kill_on_drop: false }`
[INFO] [stderr]    Compiling bufferpool v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "97cb221f922f5703f2d018b70c7ce48fda2a1a07bd0849a44c40a7591e9ee061", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97cb221f922f5703f2d018b70c7ce48fda2a1a07bd0849a44c40a7591e9ee061", kill_on_drop: false }`
[INFO] [stdout] 97cb221f922f5703f2d018b70c7ce48fda2a1a07bd0849a44c40a7591e9ee061
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e2b478be0a0453a344c9fb93205a39291d1b870ee103f37b1fdfda453177aacf
[INFO] running `Command { std: "docker" "start" "-a" "e2b478be0a0453a344c9fb93205a39291d1b870ee103f37b1fdfda453177aacf", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bufferpool-daf5d8981b679bcf)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::it_should_clear_space_if_explicitly_requested ... ok
[INFO] [stdout] test tests::it_should_not_default_space_when_deallocated ... ok
[INFO] [stdout] test tests::it_should_add_capacity ... ok
[INFO] [stdout] test tests::it_should_return_space_when_deallocated ... ok
[INFO] [stdout] test tests::it_should_update_internal_buffer ... ok
[INFO] [stdout] test tests::it_should_get_space_if_capacity ... ok
[INFO] [stdout] test tests::it_should_still_work_if_parent_is_dropped ... ok
[INFO] [stderr]    Doc-tests bufferpool
[INFO] [stdout] test tests::it_should_work_with_interesting_sizes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[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" "e2b478be0a0453a344c9fb93205a39291d1b870ee103f37b1fdfda453177aacf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2b478be0a0453a344c9fb93205a39291d1b870ee103f37b1fdfda453177aacf", kill_on_drop: false }`
[INFO] [stdout] e2b478be0a0453a344c9fb93205a39291d1b870ee103f37b1fdfda453177aacf