[INFO] fetching crate kafka-serde 0.1.0...
[INFO] testing kafka-serde-0.1.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate kafka-serde 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate kafka-serde 0.1.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kafka-serde 0.1.0
[INFO] finished tweaking crates.io crate kafka-serde 0.1.0
[INFO] tweaked toml for crates.io crate kafka-serde 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded endianness v0.2.0
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 375c75c389042ac41c48111473eb97515dabf0730f8fda8d96dc587e92074d7f
[INFO] running `Command { std: "docker" "start" "-a" "375c75c389042ac41c48111473eb97515dabf0730f8fda8d96dc587e92074d7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "375c75c389042ac41c48111473eb97515dabf0730f8fda8d96dc587e92074d7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "375c75c389042ac41c48111473eb97515dabf0730f8fda8d96dc587e92074d7f", kill_on_drop: false }`
[INFO] [stdout] 375c75c389042ac41c48111473eb97515dabf0730f8fda8d96dc587e92074d7f
[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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6b563e3783de208ddbf7d110d2e727cbe79d8f0007364f9684bf9033fdd07cf
[INFO] running `Command { std: "docker" "start" "-a" "d6b563e3783de208ddbf7d110d2e727cbe79d8f0007364f9684bf9033fdd07cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling endianness v0.2.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling serde_repr v0.1.7
[INFO] [stderr]    Compiling kafka-serde v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.44s
[INFO] running `Command { std: "docker" "inspect" "d6b563e3783de208ddbf7d110d2e727cbe79d8f0007364f9684bf9033fdd07cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6b563e3783de208ddbf7d110d2e727cbe79d8f0007364f9684bf9033fdd07cf", kill_on_drop: false }`
[INFO] [stdout] d6b563e3783de208ddbf7d110d2e727cbe79d8f0007364f9684bf9033fdd07cf
[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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f75b01acdcb6f4dc52360a6a6900413d4fa35fcbb75339316fd5ac6bf908081f
[INFO] running `Command { std: "docker" "start" "-a" "f75b01acdcb6f4dc52360a6a6900413d4fa35fcbb75339316fd5ac6bf908081f", kill_on_drop: false }`
[INFO] [stderr]    Compiling kafka-serde v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `string`
[INFO] [stdout]    --> src/de.rs:465:9
[INFO] [stdout]     |
[INFO] [stdout] 465 |         string: &'a str,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bytes`
[INFO] [stdout]    --> src/de.rs:466:9
[INFO] [stdout]     |
[INFO] [stdout] 466 |         bytes: &'a [u8],
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "f75b01acdcb6f4dc52360a6a6900413d4fa35fcbb75339316fd5ac6bf908081f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f75b01acdcb6f4dc52360a6a6900413d4fa35fcbb75339316fd5ac6bf908081f", kill_on_drop: false }`
[INFO] [stdout] f75b01acdcb6f4dc52360a6a6900413d4fa35fcbb75339316fd5ac6bf908081f
[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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] abde9b28a221ac5d7b5b3ec3702262eff2295eca2c511df37451b253bf2fe748
[INFO] running `Command { std: "docker" "start" "-a" "abde9b28a221ac5d7b5b3ec3702262eff2295eca2c511df37451b253bf2fe748", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `string`
[INFO] [stdout] 
[INFO] [stderr]    --> src/de.rs:465:9
[INFO] [stdout] running 19 tests
[INFO] [stderr]     |
[INFO] [stdout] test de::test::test_de_u8 ... ok
[INFO] [stderr] 465 |         string: &'a str,
[INFO] [stdout] test de::test::test_serde_decode_string_reference ... ok
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `bytes`
[INFO] [stderr]    --> src/de.rs:466:9
[INFO] [stderr]     |
[INFO] [stderr] 466 |         bytes: &'a [u8],
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `kafka-serde` (lib test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kafka_serde-fe8c81c5f6f020a0)
[INFO] [stdout] test ser::test::test_enum_repr ... ok
[INFO] [stdout] test de::test::test_serde_decode_u32 ... ok
[INFO] [stdout] test de::test::test_serde_decode_empty_byte_reference ... ok
[INFO] [stdout] test ser::test::test_list ... ok
[INFO] [stdout] test de::test::test_nullable_bytes ... ok
[INFO] [stdout] test de::test::test_serde_decode_empty_string_reference ... ok
[INFO] [stdout] test ser::test::test_some ... ok
[INFO] [stdout] test de::test::test_serde_decode_string ... ok
[INFO] [stdout] test ser::test::test_strings ... ok
[INFO] [stdout] test ser::test::test_struct ... ok
[INFO] [stdout] test de::test::test_serde_decode_byte_reference ... ok
[INFO] [stdout] test de::test::test_serde_decode_nullable_string ... ok
[INFO] [stdout] test de::test::test_serde_decode_byte_reference_sequence ... ok
[INFO] [stdout] test ser::test::test_integers ... ok
[INFO] [stdout] test ser::test::test_none ... ok
[INFO] [stdout] test de::test::test_serde_decode_seq_u32 ... ok
[INFO] [stdout] test de::test::test_serde_decode_i32 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests kafka-serde
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/de.rs - de::from_bytes (line 101) ... ok
[INFO] [stdout] test src/ser.rs - ser::to_writer (line 20) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.46s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "abde9b28a221ac5d7b5b3ec3702262eff2295eca2c511df37451b253bf2fe748", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abde9b28a221ac5d7b5b3ec3702262eff2295eca2c511df37451b253bf2fe748", kill_on_drop: false }`
[INFO] [stdout] abde9b28a221ac5d7b5b3ec3702262eff2295eca2c511df37451b253bf2fe748