[INFO] fetching crate engine_io_parser 0.2.0...
[INFO] testing engine_io_parser-0.2.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate engine_io_parser 0.2.0 into /workspace/builds/worker-0-tc2/source
[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-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate engine_io_parser 0.2.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 71 packages to latest compatible versions
[INFO] [stderr]       Adding base64 v0.12.3 (available: v0.22.1)
[INFO] [stderr]       Adding bytes v0.5.6 (available: v1.10.1)
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.7.0)
[INFO] [stderr]       Adding nom v5.1.3 (available: v8.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 35d2d44425fe65ad735041e3c53c92136b6ec4ddc3f0a33b66bfba2c0276eb51
[INFO] running `Command { std: "docker" "start" "-a" "35d2d44425fe65ad735041e3c53c92136b6ec4ddc3f0a33b66bfba2c0276eb51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35d2d44425fe65ad735041e3c53c92136b6ec4ddc3f0a33b66bfba2c0276eb51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35d2d44425fe65ad735041e3c53c92136b6ec4ddc3f0a33b66bfba2c0276eb51", kill_on_drop: false }`
[INFO] [stdout] 35d2d44425fe65ad735041e3c53c92136b6ec4ddc3f0a33b66bfba2c0276eb51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 155d3e979aecdd44f868fb4239399e30dccd9cdda59fbafed14592c4ce412741
[INFO] running `Command { std: "docker" "start" "-a" "155d3e979aecdd44f868fb4239399e30dccd9cdda59fbafed14592c4ce412741", kill_on_drop: false }`
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling nom v5.1.3
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.77s
[INFO] running `Command { std: "docker" "inspect" "155d3e979aecdd44f868fb4239399e30dccd9cdda59fbafed14592c4ce412741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "155d3e979aecdd44f868fb4239399e30dccd9cdda59fbafed14592c4ce412741", kill_on_drop: false }`
[INFO] [stdout] 155d3e979aecdd44f868fb4239399e30dccd9cdda59fbafed14592c4ce412741
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 362a1ea0aa2dd7e184db7eb5824b5e739ce1000575a0d101af5a00636db13cac
[INFO] running `Command { std: "docker" "start" "-a" "362a1ea0aa2dd7e184db7eb5824b5e739ce1000575a0d101af5a00636db13cac", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling csv-core v0.1.12
[INFO] [stderr]    Compiling half v1.8.3
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling csv v1.3.1
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling serde_derive v1.0.228
[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/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/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[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] 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] [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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `engine_io_parser` (test "binary_test") due to 4 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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/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] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `engine_io_parser` (test "string_test") due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "362a1ea0aa2dd7e184db7eb5824b5e739ce1000575a0d101af5a00636db13cac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "362a1ea0aa2dd7e184db7eb5824b5e739ce1000575a0d101af5a00636db13cac", kill_on_drop: false }`
[INFO] [stdout] 362a1ea0aa2dd7e184db7eb5824b5e739ce1000575a0d101af5a00636db13cac
