[INFO] fetching crate bufferpool 0.1.7...
[INFO] testing bufferpool-0.1.7 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate bufferpool 0.1.7 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate bufferpool 0.1.7 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-1/source/Cargo.toml
[INFO] crate crates.io crate bufferpool 0.1.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce38e164c65b042b9a4cd04d9f532d4757fd1269c1423d707cfa1db421d411e7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ce38e164c65b042b9a4cd04d9f532d4757fd1269c1423d707cfa1db421d411e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce38e164c65b042b9a4cd04d9f532d4757fd1269c1423d707cfa1db421d411e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce38e164c65b042b9a4cd04d9f532d4757fd1269c1423d707cfa1db421d411e7", kill_on_drop: false }`
[INFO] [stdout] ce38e164c65b042b9a4cd04d9f532d4757fd1269c1423d707cfa1db421d411e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0973ac312a62566e005a97fa4366759a43733be522d90966af7681d3319dd49e
[INFO] running `Command { std: "docker" "start" "-a" "0973ac312a62566e005a97fa4366759a43733be522d90966af7681d3319dd49e", kill_on_drop: false }`
[INFO] [stderr]    Compiling bufferpool v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "0973ac312a62566e005a97fa4366759a43733be522d90966af7681d3319dd49e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0973ac312a62566e005a97fa4366759a43733be522d90966af7681d3319dd49e", kill_on_drop: false }`
[INFO] [stdout] 0973ac312a62566e005a97fa4366759a43733be522d90966af7681d3319dd49e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b71cf44b30b4596c71ea9ae795eebc8fc040b93c9b576024328fa1664e127294
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b71cf44b30b4596c71ea9ae795eebc8fc040b93c9b576024328fa1664e127294", kill_on_drop: false }`
[INFO] [stderr]    Compiling bufferpool v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.85s
[INFO] running `Command { std: "docker" "inspect" "b71cf44b30b4596c71ea9ae795eebc8fc040b93c9b576024328fa1664e127294", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b71cf44b30b4596c71ea9ae795eebc8fc040b93c9b576024328fa1664e127294", kill_on_drop: false }`
[INFO] [stdout] b71cf44b30b4596c71ea9ae795eebc8fc040b93c9b576024328fa1664e127294
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2261f698f9a0a0a8cfd71004fec7eabe887f5e4646c52ac84bfe458090f7de3e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2261f698f9a0a0a8cfd71004fec7eabe887f5e4646c52ac84bfe458090f7de3e", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 8 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bufferpool-8e76f5420da8be50
[INFO] [stdout] test tests::it_should_get_space_if_capacity ... ok
[INFO] [stdout] test tests::it_should_clear_space_if_explicitly_requested ... 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_not_default_space_when_deallocated ... ok
[INFO] [stdout] test tests::it_should_still_work_if_parent_is_dropped ... ok
[INFO] [stdout] test tests::it_should_update_internal_buffer ... 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
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2261f698f9a0a0a8cfd71004fec7eabe887f5e4646c52ac84bfe458090f7de3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2261f698f9a0a0a8cfd71004fec7eabe887f5e4646c52ac84bfe458090f7de3e", kill_on_drop: false }`
[INFO] [stdout] 2261f698f9a0a0a8cfd71004fec7eabe887f5e4646c52ac84bfe458090f7de3e