[INFO] fetching crate vm-memory 0.4.0...
[INFO] testing vm-memory-0.4.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate vm-memory 0.4.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate vm-memory 0.4.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6/source/.cargo/config
[INFO] started tweaking crates.io crate vm-memory 0.4.0
[INFO] finished tweaking crates.io crate vm-memory 0.4.0
[INFO] tweaked toml for crates.io crate vm-memory 0.4.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded half v1.6.0
[INFO] [stderr]   Downloaded arc-swap v1.2.0
[INFO] [stderr]   Downloaded serde_cbor v0.11.1
[INFO] [stderr]   Downloaded criterion v0.3.3
[INFO] [stderr]   Downloaded criterion-plot v0.4.3
[INFO] [stderr]   Downloaded oorandom v11.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5f1e49ff659c061af089f9f9f3cc5a2a325abee276acf8c7b7454f21de651d82
[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" "5f1e49ff659c061af089f9f9f3cc5a2a325abee276acf8c7b7454f21de651d82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f1e49ff659c061af089f9f9f3cc5a2a325abee276acf8c7b7454f21de651d82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f1e49ff659c061af089f9f9f3cc5a2a325abee276acf8c7b7454f21de651d82", kill_on_drop: false }`
[INFO] [stdout] 5f1e49ff659c061af089f9f9f3cc5a2a325abee276acf8c7b7454f21de651d82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] d5d913c7213d22ea07c7a2a2647a19c4f8cefeaf5a7d74054543b3aa804158b0
[INFO] running `Command { std: "docker" "start" "-a" "d5d913c7213d22ea07c7a2a2647a19c4f8cefeaf5a7d74054543b3aa804158b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling vm-memory v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.74s
[INFO] running `Command { std: "docker" "inspect" "d5d913c7213d22ea07c7a2a2647a19c4f8cefeaf5a7d74054543b3aa804158b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5d913c7213d22ea07c7a2a2647a19c4f8cefeaf5a7d74054543b3aa804158b0", kill_on_drop: false }`
[INFO] [stdout] d5d913c7213d22ea07c7a2a2647a19c4f8cefeaf5a7d74054543b3aa804158b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b30b074ad89cd43f22a1751ca738a82cabf08e868d1df9c5825642c7df87b0a
[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" "9b30b074ad89cd43f22a1751ca738a82cabf08e868d1df9c5825642c7df87b0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling vmm-sys-util v0.7.0
[INFO] [stderr]    Compiling vm-memory v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.15s
[INFO] running `Command { std: "docker" "inspect" "9b30b074ad89cd43f22a1751ca738a82cabf08e868d1df9c5825642c7df87b0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b30b074ad89cd43f22a1751ca738a82cabf08e868d1df9c5825642c7df87b0a", kill_on_drop: false }`
[INFO] [stdout] 9b30b074ad89cd43f22a1751ca738a82cabf08e868d1df9c5825642c7df87b0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 93a41df36bba284a4abd62196690d8e64e46b3463f2a51a5827d2db82b544bf2
[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" "93a41df36bba284a4abd62196690d8e64e46b3463f2a51a5827d2db82b544bf2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/vm_memory-1a0b2f7aa733cd3d
[INFO] [stdout] 
[INFO] [stdout] running 60 tests
[INFO] [stdout] test address::tests::test_checked_align_up ... ok
[INFO] [stdout] test address::tests::test_cmp ... ok
[INFO] [stdout] test address::tests::test_bit_or ... ok
[INFO] [stdout] test address::tests::test_bit_and ... ok
[INFO] [stdout] test address::tests::test_mask ... ok
[INFO] [stdout] test address::tests::test_offset_from ... ok
[INFO] [stdout] test address::tests::test_unchecked_align_up ... ok
[INFO] [stdout] test address::tests::test_new ... ok
[INFO] [stdout] test atomic_integer::tests::test_atomic_integer_ops ... ok
[INFO] [stdout] test bytes::tests::test_byte_valued ... ok
[INFO] [stdout] test bytes::tests::test_bytes ... ok
[INFO] [stdout] test bytes::tests::byte_valued_slice ... ok
[INFO] [stdout] test endian::tests::test_be16::test_endian_type ... ok
[INFO] [stdout] test endian::tests::test_be32::test_endian_type ... ok
[INFO] [stdout] test endian::tests::test_be_size::test_endian_type ... ok
[INFO] [stdout] test endian::tests::test_be64::test_endian_type ... ok
[INFO] [stdout] test endian::tests::test_le16::test_endian_type ... ok
[INFO] [stdout] test endian::tests::test_le64::test_endian_type ... ok
[INFO] [stdout] test endian::tests::test_le_size::test_endian_type ... ok
[INFO] [stdout] test endian::tests::test_le32::test_endian_type ... ok
[INFO] [stdout] test volatile_memory::tests::alignment ... ok
[INFO] [stdout] test volatile_memory::tests::atomic_load ... ok
[INFO] [stdout] test volatile_memory::tests::atomic_store ... ok
[INFO] [stdout] test guest_memory::tests::test_file_offset ... ok
[INFO] [stdout] test volatile_memory::tests::mem_is_empty ... ok
[INFO] [stdout] test volatile_memory::tests::mem_read_and_write ... ok
[INFO] [stdout] test volatile_memory::tests::misaligned_atomic ... ok
[INFO] [stdout] test volatile_memory::tests::obj_read_and_write ... ok
[INFO] [stdout] test volatile_memory::tests::misaligned_ref ... ok
[INFO] [stdout] test volatile_memory::tests::ref_array_from_slice ... ok
[INFO] [stdout] test volatile_memory::tests::ref_array_load ... ok
[INFO] [stdout] test volatile_memory::tests::ref_array_overflow ... ok
[INFO] [stdout] test volatile_memory::tests::ref_oob_too_large ... ok
[INFO] [stdout] test volatile_memory::tests::ref_oob_error ... ok
[INFO] [stdout] test volatile_memory::tests::ref_array_store ... ok
[INFO] [stdout] test volatile_memory::tests::ref_overflow_error ... ok
[INFO] [stdout] test volatile_memory::tests::ref_load ... ok
[INFO] [stdout] test volatile_memory::tests::ref_store ... ok
[INFO] [stdout] test volatile_memory::tests::slice_copy_from_u16 ... ok
[INFO] [stdout] test volatile_memory::tests::slice_len ... ok
[INFO] [stdout] test volatile_memory::tests::slice_copy_to_volatile_slice ... ok
[INFO] [stdout] test volatile_memory::tests::slice_copy_to_u8 ... ok
[INFO] [stdout] test volatile_memory::tests::slice_copy_to_u16 ... ok
[INFO] [stdout] test volatile_memory::tests::slice_offset ... ok
[INFO] [stdout] test volatile_memory::tests::ref_to_slice ... ok
[INFO] [stdout] test volatile_memory::tests::slice_oob_error ... ok
[INFO] [stdout] test address::tests::test_default ... ok
[INFO] [stdout] test volatile_memory::tests::slice_store ... ok
[INFO] [stdout] test address::tests::test_equals ... ok
[INFO] [stdout] test volatile_memory::tests::slice_copy_from_u8 ... ok
[INFO] [stdout] test volatile_memory::tests::unaligned_read_and_write ... ok
[INFO] [stdout] test volatile_memory::tests::test_write_past_end ... ok
[INFO] [stdout] test volatile_memory::tests::test_atomic_accesses ... ok
[INFO] [stdout] test volatile_memory::tests::test_display_error ... ok
[INFO] [stdout] test volatile_memory::tests::slice_overflow_error ... ok
[INFO] [stdout] test volatile_memory::tests::slice_read_and_write ... ok
[INFO] [stdout] test volatile_memory::tests::observe_mutate ... ok
[INFO] [stdout] test address::tests::test_add ... ok
[INFO] [stdout] test address::tests::test_checked_align_up_invalid ... ok
[INFO] [stdout] test address::tests::test_sub ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 60 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests vm-memory
[INFO] [stdout] 
[INFO] [stdout] running 32 tests
[INFO] [stdout] test src/guest_memory.rs - guest_memory::GuestMemory::last_addr (line 478) ... ok
[INFO] [stdout] test src/volatile_memory.rs - volatile_memory::VolatileArrayRef::copy_to (line 928) ... ok
[INFO] [stdout] test src/volatile_memory.rs - volatile_memory::VolatileArrayRef (line 810) ... ok
[INFO] [stdout] test src/guest_memory.rs - guest_memory::GuestAddressSpace (line 305) ... ok
[INFO] [stdout] test src/volatile_memory.rs - volatile_memory::VolatileArrayRef::copy_from (line 1010) ... ok
[INFO] [stdout] test src/guest_memory.rs - guest_memory::T::read_slice (line 687) ... ok
[INFO] [stdout] test src/guest_memory.rs - guest_memory::GuestMemory::map_and_fold (line 446) ... ok
[INFO] [stdout] test src/volatile_memory.rs - volatile_memory::VolatileArrayRef::copy_to_volatile_slice (line 978) ... ok
[INFO] [stdout] test src/guest_memory.rs - guest_memory::T::write_slice (line 656) ... ok
[INFO] [stdout] test src/guest_memory.rs - guest_memory::GuestMemory::get_host_address (line 595) ... ok
[INFO] [stdout] test src/guest_memory.rs - guest_memory::T::write_to (line 800) ... ok
[INFO] [stdout] test src/guest_memory.rs - guest_memory::GuestMemoryRegion::as_volatile_slice (line 268) ... ok
[INFO] [stdout] test src/address.rs - address::Address::unchecked_offset_from (line 96) ... ok
[INFO] [stdout] test src/volatile_memory.rs - volatile_memory::VolatileArrayRef::element_size (line 877) ... ok
[INFO] [stdout] test src/endian.rs - endian (line 14) ... ok
[INFO] [stdout] test src/guest_memory.rs - guest_memory::T::read_from (line 720) ... ok
[INFO] [stdout] test src/volatile_memory.rs - volatile_memory::VolatileSlice::copy_from (line 391) ... ok
[INFO] [stdout] test src/volatile_memory.rs - volatile_memory::VolatileRef::len (line 774) ... ok
[INFO] [stdout] test src/volatile_memory.rs - volatile_memory::VolatileArrayRef::is_empty (line 851) ... ok
[INFO] [stdout] test src/volatile_memory.rs - volatile_memory::VolatileSlice::copy_to_volatile_slice (line 365) ... ok
[INFO] [stdout] test src/volatile_memory.rs - volatile_memory::VolatileSlice::copy_to (line 324) ... ok
[INFO] [stdout] test src/volatile_memory.rs - volatile_memory::VolatileSlice::read_slice (line 539) ... ok
[INFO] [stdout] test src/volatile_memory.rs - volatile_memory::VolatileArrayRef::len (line 864) ... ok
[INFO] [stdout] test src/volatile_memory.rs - volatile_memory::VolatileRef (line 730) ... ok
[INFO] [stdout] test src/volatile_memory.rs - volatile_memory::VolatileSlice::read_exact_from (line 602) ... ok
[INFO] [stdout] test src/volatile_memory.rs - volatile_memory::VolatileSlice::read (line 491) ... ok
[INFO] [stdout] test src/volatile_memory.rs - volatile_memory::VolatileSlice::write (line 467) ... ok
[INFO] [stdout] test src/volatile_memory.rs - volatile_memory::VolatileSlice::read_from (line 564) ... ok
[INFO] [stdout] test src/volatile_memory.rs - volatile_memory::compute_offset (line 107) ... ok
[INFO] [stdout] test src/volatile_memory.rs - volatile_memory::VolatileSlice::write_all_to (line 672) ... ok
[INFO] [stdout] test src/volatile_memory.rs - volatile_memory::VolatileSlice::write_to (line 635) ... ok
[INFO] [stdout] test src/volatile_memory.rs - volatile_memory::VolatileSlice::write_slice (line 516) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.62s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "93a41df36bba284a4abd62196690d8e64e46b3463f2a51a5827d2db82b544bf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93a41df36bba284a4abd62196690d8e64e46b3463f2a51a5827d2db82b544bf2", kill_on_drop: false }`
[INFO] [stdout] 93a41df36bba284a4abd62196690d8e64e46b3463f2a51a5827d2db82b544bf2