[INFO] fetching crate segments 0.3.0...
[INFO] testing segments-0.3.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate segments 0.3.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate segments 0.3.0 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 segments 0.3.0
[INFO] finished tweaking crates.io crate segments 0.3.0
[INFO] tweaked toml for crates.io crate segments 0.3.0 written to /workspace/builds/worker-13/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 84c20e040d0ee8f60ee88bc92fc379bb245817e5daa181484c2708b6f314e32e
[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" "84c20e040d0ee8f60ee88bc92fc379bb245817e5daa181484c2708b6f314e32e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84c20e040d0ee8f60ee88bc92fc379bb245817e5daa181484c2708b6f314e32e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84c20e040d0ee8f60ee88bc92fc379bb245817e5daa181484c2708b6f314e32e", kill_on_drop: false }`
[INFO] [stdout] 84c20e040d0ee8f60ee88bc92fc379bb245817e5daa181484c2708b6f314e32e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 71cd02f9b03e7a9170e6397f7169dfc94a742f5691b960ee3e622cff1eb51ce2
[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" "71cd02f9b03e7a9170e6397f7169dfc94a742f5691b960ee3e622cff1eb51ce2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling segments v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.64s
[INFO] running `Command { std: "docker" "inspect" "71cd02f9b03e7a9170e6397f7169dfc94a742f5691b960ee3e622cff1eb51ce2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71cd02f9b03e7a9170e6397f7169dfc94a742f5691b960ee3e622cff1eb51ce2", kill_on_drop: false }`
[INFO] [stdout] 71cd02f9b03e7a9170e6397f7169dfc94a742f5691b960ee3e622cff1eb51ce2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 72d2afb715254b1054c3d2296941bb1b84252d74a1d79136ae7aa52a88d4bcbe
[INFO] running `Command { std: "docker" "start" "-a" "72d2afb715254b1054c3d2296941bb1b84252d74a1d79136ae7aa52a88d4bcbe", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling pretty_assertions v0.6.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling segments v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.99s
[INFO] running `Command { std: "docker" "inspect" "72d2afb715254b1054c3d2296941bb1b84252d74a1d79136ae7aa52a88d4bcbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72d2afb715254b1054c3d2296941bb1b84252d74a1d79136ae7aa52a88d4bcbe", kill_on_drop: false }`
[INFO] [stdout] 72d2afb715254b1054c3d2296941bb1b84252d74a1d79136ae7aa52a88d4bcbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 98bc5d11db59e2b0e1e57bf480587321f72ac451301b9e00cfbded4791a90faa
[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" "98bc5d11db59e2b0e1e57bf480587321f72ac451301b9e00cfbded4791a90faa", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 17 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/segments-94bd4074000b3bfc)
[INFO] [stdout] test disk::segment::test::second_time_initialization_happens_correctly ... ok
[INFO] [stdout] test memory::test::append_creates_and_deletes_segments_correctly ... ok
[INFO] [stdout] test memory::test::vectored_read_works_as_expected ... ok
[INFO] [stdout] test memory::test::last_active_segment_read_jumps_to_next_segment_read_correctly ... ok
[INFO] [stdout] test memory::test::vectored_read_works_as_expected_2 ... ok
[INFO] [stdout] test disk::index::test::write_and_read_works_as_expected ... ok
[INFO] [stdout] test memory::test::vectored_reads_from_active_segment_resumes_after_empty_reads_correctly ... ok
[INFO] [stdout] test memory::test::vectored_read_iterate_through_all_the_segments ... ok
[INFO] [stdout] test disk::test::vectored_reads_on_unclosed_index_and_segment_works_as_expected ... ok
[INFO] [stdout] test memory::test::vectored_reads_from_active_segment_works_as_expected ... ok
[INFO] [stdout] test disk::test::vectored_reads_crosses_boundary_correctly ... ok
[INFO] [stdout] test disk::index::test::bulk_reads_work_as_expected ... ok
[INFO] [stdout] test disk::test::vectored_read_works_as_expected ... ok
[INFO] [stdout] test disk::test::vectored_read_more_than_full_chomp_works_as_expected ... ok
[INFO] [stdout] test disk::test::multi_segment_reads_work_as_expected ... ok
[INFO] [stdout] test disk::test::vectored_reads_in_different_boots_works_as_expected ... ok
[INFO] [stderr]    Doc-tests segments
[INFO] [stdout] test disk::test::append_creates_and_deletes_segments_correctly ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.54s
[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" "98bc5d11db59e2b0e1e57bf480587321f72ac451301b9e00cfbded4791a90faa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98bc5d11db59e2b0e1e57bf480587321f72ac451301b9e00cfbded4791a90faa", kill_on_drop: false }`
[INFO] [stdout] 98bc5d11db59e2b0e1e57bf480587321f72ac451301b9e00cfbded4791a90faa