[INFO] fetching crate stream-vbyte 0.3.2...
[INFO] testing stream-vbyte-0.3.2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate stream-vbyte 0.3.2 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate stream-vbyte 0.3.2 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] started tweaking crates.io crate stream-vbyte 0.3.2
[INFO] finished tweaking crates.io crate stream-vbyte 0.3.2
[INFO] tweaked toml for crates.io crate stream-vbyte 0.3.2 written to /workspace/builds/worker-10/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 70bcd9c115de711d2fb14330a76a7c327e1f591189c2ea3aefab0f1778768ff0
[INFO] running `Command { std: "docker" "start" "-a" "70bcd9c115de711d2fb14330a76a7c327e1f591189c2ea3aefab0f1778768ff0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70bcd9c115de711d2fb14330a76a7c327e1f591189c2ea3aefab0f1778768ff0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70bcd9c115de711d2fb14330a76a7c327e1f591189c2ea3aefab0f1778768ff0", kill_on_drop: false }`
[INFO] [stdout] 70bcd9c115de711d2fb14330a76a7c327e1f591189c2ea3aefab0f1778768ff0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] b08e0133b1cf2abf2aad4f89e2615d091abe097a0dc0231fd62217450e9a3a98
[INFO] running `Command { std: "docker" "start" "-a" "b08e0133b1cf2abf2aad4f89e2615d091abe097a0dc0231fd62217450e9a3a98", kill_on_drop: false }`
[INFO] [stderr]    Compiling stream-vbyte v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/lib.rs:317:14
[INFO] [stdout]     |
[INFO] [stdout] 317 |         .map({ |&b| tables::DECODE_LENGTH_PER_QUAD_TABLE[b as usize] as usize })
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "b08e0133b1cf2abf2aad4f89e2615d091abe097a0dc0231fd62217450e9a3a98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b08e0133b1cf2abf2aad4f89e2615d091abe097a0dc0231fd62217450e9a3a98", kill_on_drop: false }`
[INFO] [stdout] b08e0133b1cf2abf2aad4f89e2615d091abe097a0dc0231fd62217450e9a3a98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 955a45a03c7a30ca45f6a6050609f945115df0bc96ac83033e2d1daf67f4e8e0
[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" "955a45a03c7a30ca45f6a6050609f945115df0bc96ac83033e2d1daf67f4e8e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling stream-vbyte v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/lib.rs:317:14
[INFO] [stdout]     |
[INFO] [stdout] 317 |         .map({ |&b| tables::DECODE_LENGTH_PER_QUAD_TABLE[b as usize] as usize })
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]    --> tests/cursor.rs:243:9
[INFO] [stdout]     |
[INFO] [stdout] 243 |         'dec1: for initial_decode_len in 4..(count + 1) {
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/lib.rs:317:14
[INFO] [stdout]     |
[INFO] [stdout] 317 |         .map({ |&b| tables::DECODE_LENGTH_PER_QUAD_TABLE[b as usize] as usize })
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.60s
[INFO] running `Command { std: "docker" "inspect" "955a45a03c7a30ca45f6a6050609f945115df0bc96ac83033e2d1daf67f4e8e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "955a45a03c7a30ca45f6a6050609f945115df0bc96ac83033e2d1daf67f4e8e0", kill_on_drop: false }`
[INFO] [stdout] 955a45a03c7a30ca45f6a6050609f945115df0bc96ac83033e2d1daf67f4e8e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 851d747d7b620c35b376c9fc55ff1d7f58a95a0b26b33014a441d5bf2e959439
[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" "851d747d7b620c35b376c9fc55ff1d7f58a95a0b26b33014a441d5bf2e959439", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]    --> src/lib.rs:317:14
[INFO] [stderr]     |
[INFO] [stderr] 317 |         .map({ |&b| tables::DECODE_LENGTH_PER_QUAD_TABLE[b as usize] as usize })
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused label
[INFO] [stderr]    --> tests/cursor.rs:243:9
[INFO] [stderr]     |
[INFO] [stderr] 243 |         'dec1: for initial_decode_len in 4..(count + 1) {
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_labels)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]    --> src/lib.rs:317:14
[INFO] [stderr]     |
[INFO] [stderr] 317 |         .map({ |&b| tables::DECODE_LENGTH_PER_QUAD_TABLE[b as usize] as usize })
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/stream_vbyte-c0bd6034ebe8779c
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test tests::decode_num_1_byte ... ok
[INFO] [stdout] test cursor::tests::skip_entire_enput_is_done ... ok
[INFO] [stdout] test tests::decode_num_2_byte ... ok
[INFO] [stdout] test tests::decode_num_4_byte ... ok
[INFO] [stdout] test tests::decode_num_u32_max ... ok
[INFO] [stdout] test tests::decode_num_zero ... ok
[INFO] [stdout] test tests::decode_num_3_byte ... ok
[INFO] [stdout] test tests::encode_num_bottom_two_bytes ... ok
[INFO] [stdout] test tests::encode_num_middleish ... ok
[INFO] [stdout] test tests::encode_num_zero ... ok
[INFO] [stdout] test tests::encode_num_u32_max ... ok
[INFO] [stdout] test tests::encoded_shape_len_1 ... ok
[INFO] [stdout] test tests::encoded_shape_len_3 ... ok
[INFO] [stdout] test tests::encoded_shape_len_5 ... ok
[INFO] [stdout] test tests::encoded_shape_len_4 ... ok
[INFO] [stdout] test tests::encoded_shape_len_0 ... ok
[INFO] [stdout] test cursor::tests::panics_on_not_multiple_of_4 ... ok
[INFO] [stdout] test cursor::tests::panics_on_exceeding_full_quads ... ok
[INFO] [stdout] test tests::encode_decode_roundtrip_random ... ok
[INFO] [stdout] test tests::decoder_honors_nums_to_decode_scalar ... ok
[INFO] [stdout] test tests::cumulative_encoded_len_accurate_complete_quad ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.83s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cursor-a85fbba0a838ab71
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test decode_cursor_skip_from_start_scalar ... ok
[INFO] [stdout] test decode_cursor_every_decode_len_scalar ... ok
[INFO] [stdout] test decode_cursor_skip_every_allowable_len_between_decodes_scalar ... ok
[INFO] [stdout] test decode_cursor_random_decode_len_scalar ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.46s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tests-c06c5357f65c7fe8
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test partial_final_quad_roundtrip_scalar ... ok
[INFO] [stdout] test encode_scalar_compare_reference_impl ... ok
[INFO] [stdout] test random_roundtrip_scalar_scalar ... ok
[INFO] [stdout] test all_same_single_byte_scalar_scalar ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 15.77s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stream-vbyte
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib.rs:317:14
[INFO] [stderr]     |
[INFO] [stderr] 317 |         .map({ |&b| tables::DECODE_LENGTH_PER_QUAD_TABLE[b as usize] as usize })
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 51) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.74s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "851d747d7b620c35b376c9fc55ff1d7f58a95a0b26b33014a441d5bf2e959439", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "851d747d7b620c35b376c9fc55ff1d7f58a95a0b26b33014a441d5bf2e959439", kill_on_drop: false }`
[INFO] [stdout] 851d747d7b620c35b376c9fc55ff1d7f58a95a0b26b33014a441d5bf2e959439