[INFO] fetching crate membuffer 0.3.0...
[INFO] testing membuffer-0.3.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate membuffer 0.3.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate membuffer 0.3.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate membuffer 0.3.0
[INFO] finished tweaking crates.io crate membuffer 0.3.0
[INFO] tweaked toml for crates.io crate membuffer 0.3.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ddf57993a6a377279268a2f57e678feab0b3bdd6ecfc91403d763503186c7146
[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" "ddf57993a6a377279268a2f57e678feab0b3bdd6ecfc91403d763503186c7146", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ddf57993a6a377279268a2f57e678feab0b3bdd6ecfc91403d763503186c7146", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddf57993a6a377279268a2f57e678feab0b3bdd6ecfc91403d763503186c7146", kill_on_drop: false }`
[INFO] [stdout] ddf57993a6a377279268a2f57e678feab0b3bdd6ecfc91403d763503186c7146
[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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4ce6007304d760341d5f8fec69deeb4ac9023b8fc2f9634760a590c15a67d69
[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" "a4ce6007304d760341d5f8fec69deeb4ac9023b8fc2f9634760a590c15a67d69", kill_on_drop: false }`
[INFO] [stderr]    Compiling membuffer v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "a4ce6007304d760341d5f8fec69deeb4ac9023b8fc2f9634760a590c15a67d69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4ce6007304d760341d5f8fec69deeb4ac9023b8fc2f9634760a590c15a67d69", kill_on_drop: false }`
[INFO] [stdout] a4ce6007304d760341d5f8fec69deeb4ac9023b8fc2f9634760a590c15a67d69
[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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6ec1997c489a1666e5eccdcd3531b81214b7155ffe70625bd1f916c4779e735
[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" "c6ec1997c489a1666e5eccdcd3531b81214b7155ffe70625bd1f916c4779e735", kill_on_drop: false }`
[INFO] [stderr]    Compiling membuffer v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.06s
[INFO] running `Command { std: "docker" "inspect" "c6ec1997c489a1666e5eccdcd3531b81214b7155ffe70625bd1f916c4779e735", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6ec1997c489a1666e5eccdcd3531b81214b7155ffe70625bd1f916c4779e735", kill_on_drop: false }`
[INFO] [stdout] c6ec1997c489a1666e5eccdcd3531b81214b7155ffe70625bd1f916c4779e735
[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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d61a11eaa26839ad9208170cf7821d5391eb77104fefb732418f433f95ca8da9
[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" "d61a11eaa26839ad9208170cf7821d5391eb77104fefb732418f433f95ca8da9", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 18 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/membuffer-f8529306ff1ebea2)
[INFO] [stdout] test tests::check_empty ... ok
[INFO] [stdout] test tests::check_read_attributes ... ok
[INFO] [stdout] test tests::check_payload_len ... ok
[INFO] [stdout] test tests::check_recursive_readers ... ok
[INFO] [stdout] test tests::check_reload_writer_from_mem ... ok
[INFO] [stdout] test tests::check_serde_capability ... ok
[INFO] [stdout] test tests::check_serialize_i32_deserialize ... ok
[INFO] [stdout] test tests::check_serialize_vecu8_deserialize ... ok
[INFO] [stdout] test tests::check_serialize_vecu64_deserialize ... ok
[INFO] [stdout] test tests::check_slice_too_small ... ok
[INFO] [stdout] test tests::check_type_ids ... ok
[INFO] [stdout] test tests::check_len ... ok
[INFO] [stdout] test tests::check_mem_shift ... ok
[INFO] [stdout] test tests::corrupt_length ... ok
[INFO] [stdout] test tests::check_enum_usage ... ok
[INFO] [stdout] test tests::check_type_error ... ok
[INFO] [stdout] test tests::check_serialize_string_deserialize ... ok
[INFO] [stderr]    Doc-tests membuffer
[INFO] [stdout] test tests::check_wrong_key - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - MemBufferTypes (line 50) ... ok
[INFO] [stdout] test src/lib.rs - MemBufferWriter::from (line 328) ... ok
[INFO] [stdout] test src/lib.rs - MemBufferReader (line 146) ... ok
[INFO] [stdout] test src/lib.rs - Position (line 17) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.81s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d61a11eaa26839ad9208170cf7821d5391eb77104fefb732418f433f95ca8da9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d61a11eaa26839ad9208170cf7821d5391eb77104fefb732418f433f95ca8da9", kill_on_drop: false }`
[INFO] [stdout] d61a11eaa26839ad9208170cf7821d5391eb77104fefb732418f433f95ca8da9