[INFO] fetching crate engine_io_parser 0.2.0...
[INFO] testing engine_io_parser-0.2.0 against 1.76.0 for beta-1.77-1
[INFO] extracting crate engine_io_parser 0.2.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate engine_io_parser 0.2.0 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate engine_io_parser 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate engine_io_parser 0.2.0
[INFO] tweaked toml for crates.io crate engine_io_parser 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e59477befc658428a36f09604d9d3a9610b03971f4a8fd4ac926861962351433
[INFO] running `Command { std: "docker" "start" "-a" "e59477befc658428a36f09604d9d3a9610b03971f4a8fd4ac926861962351433", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e59477befc658428a36f09604d9d3a9610b03971f4a8fd4ac926861962351433", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e59477befc658428a36f09604d9d3a9610b03971f4a8fd4ac926861962351433", kill_on_drop: false }`
[INFO] [stdout] e59477befc658428a36f09604d9d3a9610b03971f4a8fd4ac926861962351433
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84e7503b91f97658dff724a752e7b78c3993a35a285b2e1821565f49c7b4995a
[INFO] running `Command { std: "docker" "start" "-a" "84e7503b91f97658dff724a752e7b78c3993a35a285b2e1821565f49c7b4995a", kill_on_drop: false }`
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling nom v5.1.3
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling engine_io_parser v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `parsed_str`
[INFO] [stdout]    --> src/binary.rs:163:12
[INFO] [stdout]     |
[INFO] [stdout] 163 |         Ok(parsed_str) => Ok((
[INFO] [stdout]     |            ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parsed_str`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` 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 2.77s
[INFO] running `Command { std: "docker" "inspect" "84e7503b91f97658dff724a752e7b78c3993a35a285b2e1821565f49c7b4995a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84e7503b91f97658dff724a752e7b78c3993a35a285b2e1821565f49c7b4995a", kill_on_drop: false }`
[INFO] [stdout] 84e7503b91f97658dff724a752e7b78c3993a35a285b2e1821565f49c7b4995a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88642dc5c533c2e61e0deac253beb9cb7d5de6563048cdae14272a327da18d5d
[INFO] running `Command { std: "docker" "start" "-a" "88642dc5c533c2e61e0deac253beb9cb7d5de6563048cdae14272a327da18d5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling plotters-backend v0.3.5
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling plotters-svg v0.3.5
[INFO] [stderr]    Compiling csv-core v0.1.11
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling walkdir v2.4.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling regex-automata v0.4.5
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stdout] warning: unused variable: `parsed_str`
[INFO] [stdout]    --> src/binary.rs:163:12
[INFO] [stdout]     |
[INFO] [stdout] 163 |         Ok(parsed_str) => Ok((
[INFO] [stdout]     |            ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parsed_str`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling plotters v0.3.5
[INFO] [stderr]    Compiling rayon v1.8.1
[INFO] [stderr]    Compiling regex v1.10.3
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]    Compiling csv v1.3.0
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling engine_io_parser v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> tests/string_test.rs:58:42
[INFO] [stdout]    |
[INFO] [stdout] 58 |                 data: PacketData::Binary(Cow::Owned(vec![b'h', b'e', b'l', b'l', b'o'])),
[INFO] [stdout]    |                       ------------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Bytes`, found `Cow<'_, _>`
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       arguments to this enum variant are incorrect
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `bytes::bytes::Bytes`
[INFO] [stdout]                 found enum `Cow<'_, _>`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]   --> /opt/rustwide/workdir/src/packet.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     Binary(Bytes),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> tests/string_test.rs:62:42
[INFO] [stdout]    |
[INFO] [stdout] 62 |                 data: PacketData::Binary(Cow::Owned(vec![1, 2, 3, 4]))
[INFO] [stdout]    |                       ------------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Bytes`, found `Cow<'_, _>`
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       arguments to this enum variant are incorrect
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `bytes::bytes::Bytes`
[INFO] [stdout]                 found enum `Cow<'_, _>`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]   --> /opt/rustwide/workdir/src/packet.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     Binary(Bytes),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> tests/binary_test.rs:60:42
[INFO] [stdout]    |
[INFO] [stdout] 60 |                 data: PacketData::Binary(Cow::Owned(vec![1u8, 2u8, 3u8, 4u8]))
[INFO] [stdout]    |                       ------------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Bytes`, found `Cow<'_, _>`
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       arguments to this enum variant are incorrect
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `bytes::bytes::Bytes`
[INFO] [stdout]                 found enum `Cow<'_, _>`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]   --> /opt/rustwide/workdir/src/packet.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     Binary(Bytes),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> tests/string_test.rs:81:42
[INFO] [stdout]    |
[INFO] [stdout] 81 |                 data: PacketData::Binary(Cow::Owned(vec![1, 2, 3, 4]))
[INFO] [stdout]    |                       ------------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Bytes`, found `Cow<'_, _>`
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       arguments to this enum variant are incorrect
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `bytes::bytes::Bytes`
[INFO] [stdout]                 found enum `Cow<'_, _>`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]   --> /opt/rustwide/workdir/src/packet.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     Binary(Bytes),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> tests/string_test.rs:123:42
[INFO] [stdout]     |
[INFO] [stdout] 123 |                 data: PacketData::Binary(Cow::Owned(vec![1, 2, 3, 4]))
[INFO] [stdout]     |                       ------------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Bytes`, found `Cow<'_, _>`
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       arguments to this enum variant are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `bytes::bytes::Bytes`
[INFO] [stdout]                  found enum `Cow<'_, _>`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]    --> /opt/rustwide/workdir/src/packet.rs:66:5
[INFO] [stdout]     |
[INFO] [stdout] 66  |     Binary(Bytes),
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> tests/binary_test.rs:78:38
[INFO] [stdout]    |
[INFO] [stdout] 78 |             data: PacketData::Binary(Cow::Owned(vec![16u8, 8u8, 4u8, 2u8])),
[INFO] [stdout]    |                   ------------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Bytes`, found `Cow<'_, _>`
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   arguments to this enum variant are incorrect
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `bytes::bytes::Bytes`
[INFO] [stdout]                 found enum `Cow<'_, _>`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]   --> /opt/rustwide/workdir/src/packet.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     Binary(Bytes),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> tests/binary_test.rs:89:38
[INFO] [stdout]    |
[INFO] [stdout] 89 |             data: PacketData::Binary(Cow::Owned(vec![0x54, 0x32, 0x18, 0x22, 0x44, 0x58])),
[INFO] [stdout]    |                   ------------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Bytes`, found `Cow<'_, _>`
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   arguments to this enum variant are incorrect
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `bytes::bytes::Bytes`
[INFO] [stdout]                 found enum `Cow<'_, _>`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]   --> /opt/rustwide/workdir/src/packet.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     Binary(Bytes),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parsed_str`
[INFO] [stdout]    --> src/binary.rs:163:12
[INFO] [stdout]     |
[INFO] [stdout] 163 |         Ok(parsed_str) => Ok((
[INFO] [stdout]     |            ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parsed_str`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> tests/binary_test.rs:122:42
[INFO] [stdout]     |
[INFO] [stdout] 122 |                 data: PacketData::Binary(Cow::Owned(vec![1, 2, 3, 4]))
[INFO] [stdout]     |                       ------------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Bytes`, found `Cow<'_, _>`
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       arguments to this enum variant are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `bytes::bytes::Bytes`
[INFO] [stdout]                  found enum `Cow<'_, _>`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]    --> /opt/rustwide/workdir/src/packet.rs:66:5
[INFO] [stdout]     |
[INFO] [stdout] 66  |     Binary(Bytes),
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `engine_io_parser` (test "string_test") due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `engine_io_parser` (test "binary_test") due to 5 previous errors
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "88642dc5c533c2e61e0deac253beb9cb7d5de6563048cdae14272a327da18d5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88642dc5c533c2e61e0deac253beb9cb7d5de6563048cdae14272a327da18d5d", kill_on_drop: false }`
[INFO] [stdout] 88642dc5c533c2e61e0deac253beb9cb7d5de6563048cdae14272a327da18d5d
