[INFO] fetching crate vmcircbuffer 0.0.5...
[INFO] testing vmcircbuffer-0.0.5 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate vmcircbuffer 0.0.5 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate vmcircbuffer 0.0.5 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 vmcircbuffer 0.0.5
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate vmcircbuffer 0.0.5
[INFO] tweaked toml for crates.io crate vmcircbuffer 0.0.5 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate vmcircbuffer 0.0.5 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 8421c4ab8841ecdee3b74017b7bccd8c8908267fc11852a477860111580f752b
[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" "8421c4ab8841ecdee3b74017b7bccd8c8908267fc11852a477860111580f752b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8421c4ab8841ecdee3b74017b7bccd8c8908267fc11852a477860111580f752b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8421c4ab8841ecdee3b74017b7bccd8c8908267fc11852a477860111580f752b", kill_on_drop: false }`
[INFO] [stdout] 8421c4ab8841ecdee3b74017b7bccd8c8908267fc11852a477860111580f752b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] c79e0cae4b57c3bc3a25e0f18a06673b3f1d405b8a05a91c6e7f8773eca2fa9b
[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" "c79e0cae4b57c3bc3a25e0f18a06673b3f1d405b8a05a91c6e7f8773eca2fa9b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling futures-sink v0.3.17
[INFO] [stderr]    Compiling futures-io v0.3.17
[INFO] [stderr]    Compiling slab v0.4.4
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling thiserror v1.0.29
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling vmcircbuffer v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.03s
[INFO] running `Command { std: "docker" "inspect" "c79e0cae4b57c3bc3a25e0f18a06673b3f1d405b8a05a91c6e7f8773eca2fa9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c79e0cae4b57c3bc3a25e0f18a06673b3f1d405b8a05a91c6e7f8773eca2fa9b", kill_on_drop: false }`
[INFO] [stdout] c79e0cae4b57c3bc3a25e0f18a06673b3f1d405b8a05a91c6e7f8773eca2fa9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] fbd1bb51751c25ed225cbc5191a78a8d70f1646eac7ffa2c20cf982644b2cbd5
[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" "fbd1bb51751c25ed225cbc5191a78a8d70f1646eac7ffa2c20cf982644b2cbd5", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling socket2 v0.4.2
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling signal-hook v0.3.10
[INFO] [stderr]    Compiling polling v2.1.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling async-io v1.6.0
[INFO] [stderr]    Compiling async-executor v1.4.1
[INFO] [stderr]    Compiling async-fs v1.5.0
[INFO] [stderr]    Compiling async-process v1.2.0
[INFO] [stderr]    Compiling async-net v1.6.1
[INFO] [stderr]    Compiling smol v1.2.5
[INFO] [stderr]    Compiling vmcircbuffer v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 21.09s
[INFO] running `Command { std: "docker" "inspect" "fbd1bb51751c25ed225cbc5191a78a8d70f1646eac7ffa2c20cf982644b2cbd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbd1bb51751c25ed225cbc5191a78a8d70f1646eac7ffa2c20cf982644b2cbd5", kill_on_drop: false }`
[INFO] [stdout] fbd1bb51751c25ed225cbc5191a78a8d70f1646eac7ffa2c20cf982644b2cbd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3565f61489fc86cd693d64b33c1f820c5945659d062d9b6cf94fd118d46c9130
[INFO] running `Command { std: "docker" "start" "-a" "3565f61489fc86cd693d64b33c1f820c5945659d062d9b6cf94fd118d46c9130", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/vmcircbuffer-8bfc003363108e66)
[INFO] [stdout] running 3 tests
[INFO] [stderr]      Running tests/async.rs (/opt/rustwide/target/debug/deps/async-f9172542a99b1131)
[INFO] [stdout] test double_mapped_buffer::double_mapped_buffer::test::byte_buffer ... ok
[INFO] [stdout] test double_mapped_buffer::double_mapped_buffer::test::u32_buffer ... ok
[INFO] [stdout] test double_mapped_buffer::double_mapped_buffer::test::many_buffers ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test wait_writer ... ok
[INFO] [stdout] test wait_reader ... ok
[INFO] [stdout] test fuzz_async ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.16s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/nonblocking.rs (/opt/rustwide/target/debug/deps/nonblocking-b4e9e53c3c54a998)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test several_readers ... ok
[INFO] [stdout] test zero_size ... ok
[INFO] [stdout] test no_reader ... ok
[INFO] [stdout] test minimal ... ok
[INFO] [stdout] test late_reader ... ok
[INFO] [stdout] test create_many ... ok
[INFO] [stdout] test consume_too_much - should panic ... ok
[INFO] [stdout] test produce_too_much - should panic ... ok
[INFO] [stdout] test fuzz_nonblocking ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.14s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/sync.rs (/opt/rustwide/target/debug/deps/sync-f3178606734481cd)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test zero_size ... ok
[INFO] [stdout] test several_readers ... ok
[INFO] [stdout] test minimal ... ok
[INFO] [stdout] test late_reader ... ok
[INFO] [stdout] test no_reader ... ok
[INFO] [stdout] test create_many ... ok
[INFO] [stdout] test consume_too_much - should panic ... ok
[INFO] [stdout] test produce_too_much - should panic ... ok
[INFO] [stdout] test block_reader ... ok
[INFO] [stdout] test block_writer ... ok
[INFO] [stdout] test fuzz_sync ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.28s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests vmcircbuffer
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.37s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3565f61489fc86cd693d64b33c1f820c5945659d062d9b6cf94fd118d46c9130", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3565f61489fc86cd693d64b33c1f820c5945659d062d9b6cf94fd118d46c9130", kill_on_drop: false }`
[INFO] [stdout] 3565f61489fc86cd693d64b33c1f820c5945659d062d9b6cf94fd118d46c9130