[INFO] fetching crate serde-rlp 0.1.4...
[INFO] building serde-rlp-0.1.4 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate serde-rlp 0.1.4 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate serde-rlp 0.1.4
[INFO] finished tweaking crates.io crate serde-rlp 0.1.4
[INFO] tweaked toml for crates.io crate serde-rlp 0.1.4 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde-rlp 0.1.4 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 20 packages to latest compatible versions
[INFO] [stderr]       Adding num v0.2.1 (available: v0.4.3)
[INFO] [stderr]       Adding serde_bytes v0.10.5 (available: v0.11.19)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded error v0.1.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2729562e90e94dd4fbe57f886c618e7939d8dda7644295195a76c52031152791
[INFO] running `Command { std: "docker" "start" "-a" "2729562e90e94dd4fbe57f886c618e7939d8dda7644295195a76c52031152791", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2729562e90e94dd4fbe57f886c618e7939d8dda7644295195a76c52031152791", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2729562e90e94dd4fbe57f886c618e7939d8dda7644295195a76c52031152791", kill_on_drop: false }`
[INFO] [stdout] 2729562e90e94dd4fbe57f886c618e7939d8dda7644295195a76c52031152791
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a9dc6cade08c6f61eaed48e02cb73e79796ea46f8c46bf4af9042d2d4e4e9dd
[INFO] running `Command { std: "docker" "start" "-a" "1a9dc6cade08c6f61eaed48e02cb73e79796ea46f8c46bf4af9042d2d4e4e9dd", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling traitobject v0.1.1
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling error v0.1.9
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling serde-rlp v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:43:48
[INFO] [stdout]    |
[INFO] [stdout] 43 |         formatter.write_str(std::error::Error::description(self))
[INFO] [stdout]    |                                                ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_bytes` is never used
[INFO] [stdout]    --> src/de.rs:429:4
[INFO] [stdout]     |
[INFO] [stdout] 429 | fn get_bytes(b: &str) -> Option<Vec<u8>> {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.33s
[INFO] running `Command { std: "docker" "inspect" "1a9dc6cade08c6f61eaed48e02cb73e79796ea46f8c46bf4af9042d2d4e4e9dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a9dc6cade08c6f61eaed48e02cb73e79796ea46f8c46bf4af9042d2d4e4e9dd", kill_on_drop: false }`
[INFO] [stdout] 1a9dc6cade08c6f61eaed48e02cb73e79796ea46f8c46bf4af9042d2d4e4e9dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e0ba9d8cea918bbc728de5450357724e504b33614b30f21a6d634dee35e18ef
[INFO] running `Command { std: "docker" "start" "-a" "1e0ba9d8cea918bbc728de5450357724e504b33614b30f21a6d634dee35e18ef", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling serde_bytes v0.10.5
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:43:48
[INFO] [stdout]    |
[INFO] [stdout] 43 |         formatter.write_str(std::error::Error::description(self))
[INFO] [stdout]    |                                                ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_bytes` is never used
[INFO] [stdout]    --> src/de.rs:429:4
[INFO] [stdout]     |
[INFO] [stdout] 429 | fn get_bytes(b: &str) -> Option<Vec<u8>> {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde-rlp v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:43:48
[INFO] [stdout]    |
[INFO] [stdout] 43 |         formatter.write_str(std::error::Error::description(self))
[INFO] [stdout]    |                                                ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 9.50s
[INFO] running `Command { std: "docker" "inspect" "1e0ba9d8cea918bbc728de5450357724e504b33614b30f21a6d634dee35e18ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e0ba9d8cea918bbc728de5450357724e504b33614b30f21a6d634dee35e18ef", kill_on_drop: false }`
[INFO] [stdout] 1e0ba9d8cea918bbc728de5450357724e504b33614b30f21a6d634dee35e18ef