[INFO] fetching crate prep 0.2.0...
[INFO] checking prep-0.2.0 against f99a7560a6b5f0a5e6894aea7e8afe0e01d3edd1 for pr-160235-1
[INFO] extracting crate prep 0.2.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate prep 0.2.0
[INFO] finished tweaking crates.io crate prep 0.2.0
[INFO] tweaked toml for crates.io crate prep 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate prep 0.2.0 on toolchain f99a7560a6b5f0a5e6894aea7e8afe0e01d3edd1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f99a7560a6b5f0a5e6894aea7e8afe0e01d3edd1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate prep 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f99a7560a6b5f0a5e6894aea7e8afe0e01d3edd1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:44:1
[INFO] [stderr]    |
[INFO] [stderr] 44 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `prep` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f485d439e2c2fcfdc178b41c017aee5eadbf993f663f46766896d2034f80f95e
[INFO] running `Command { std: "docker" "start" "f485d439e2c2fcfdc178b41c017aee5eadbf993f663f46766896d2034f80f95e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f485d439e2c2fcfdc178b41c017aee5eadbf993f663f46766896d2034f80f95e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f485d439e2c2fcfdc178b41c017aee5eadbf993f663f46766896d2034f80f95e" "/opt/rustwide/cargo-home/bin/cargo" "+f99a7560a6b5f0a5e6894aea7e8afe0e01d3edd1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f485d439e2c2fcfdc178b41c017aee5eadbf993f663f46766896d2034f80f95e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f485d439e2c2fcfdc178b41c017aee5eadbf993f663f46766896d2034f80f95e" "/opt/rustwide/cargo-home/bin/cargo" "+f99a7560a6b5f0a5e6894aea7e8afe0e01d3edd1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:44:1
[INFO] [stderr]    |
[INFO] [stderr] 44 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `prep` (manifest) generated 1 warning
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking memchr v2.8.0
[INFO] [stderr]    Compiling zmij v1.0.19
[INFO] [stderr]     Checking anstyle-query v1.1.5
[INFO] [stderr]     Checking anstyle-parse v0.2.7
[INFO] [stderr]    Compiling camino v1.2.2
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]     Checking colorchoice v1.0.4
[INFO] [stderr]     Checking anstyle v1.0.13
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.2
[INFO] [stderr]     Checking regex-syntax v0.8.9
[INFO] [stderr]    Compiling anyhow v1.0.101
[INFO] [stderr]     Checking anstream v0.6.21
[INFO] [stderr]     Checking clap_lex v0.7.7
[INFO] [stderr]     Checking itoa v1.0.17
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]     Checking winnow v0.7.14
[INFO] [stderr]     Checking clap_builder v4.5.57
[INFO] [stderr]     Checking time-core v0.1.8
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking deranged v0.5.5
[INFO] [stderr]     Checking toml_writer v1.0.6+spec-1.1.0
[INFO] [stderr]     Checking num-conv v0.2.0
[INFO] [stderr]     Checking time v0.3.47
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking toml_parser v1.0.6+spec-1.1.0
[INFO] [stderr]     Checking cargo-platform v0.3.2
[INFO] [stderr]     Checking serde_spanned v1.0.4
[INFO] [stderr]     Checking toml_datetime v0.7.5+spec-1.1.0
[INFO] [stderr]     Checking semver v1.0.27
[INFO] [stderr]     Checking toml v0.9.11+spec-1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling clap_derive v4.5.55
[INFO] [stderr]     Checking regex v1.12.3
[INFO] [stderr]     Checking thiserror v2.0.18
[INFO] [stderr]     Checking clap v4.5.57
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking cargo_metadata v0.23.1
[INFO] [stderr]     Checking prep v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.24s
[INFO] running `Command { std: "docker" "inspect" "f485d439e2c2fcfdc178b41c017aee5eadbf993f663f46766896d2034f80f95e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f485d439e2c2fcfdc178b41c017aee5eadbf993f663f46766896d2034f80f95e", kill_on_drop: false }`
[INFO] [stdout] f485d439e2c2fcfdc178b41c017aee5eadbf993f663f46766896d2034f80f95e