[INFO] fetching crate lib0 0.16.10...
[INFO] checking lib0-0.16.10 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate lib0 0.16.10 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate lib0 0.16.10
[INFO] finished tweaking crates.io crate lib0 0.16.10
[INFO] tweaked toml for crates.io crate lib0 0.16.10 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lib0 0.16.10 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 113 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.5.1 (available: v0.7.0)
[INFO] [stderr]       Adding proptest-derive v0.3.0 (available: v0.6.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.16)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proptest-derive v0.3.0
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a41a45361d7e5204038870895700cc10068fd9218e7e410ea76b7d44a7af43c8
[INFO] running `Command { std: "docker" "start" "-a" "a41a45361d7e5204038870895700cc10068fd9218e7e410ea76b7d44a7af43c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a41a45361d7e5204038870895700cc10068fd9218e7e410ea76b7d44a7af43c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a41a45361d7e5204038870895700cc10068fd9218e7e410ea76b7d44a7af43c8", kill_on_drop: false }`
[INFO] [stdout] a41a45361d7e5204038870895700cc10068fd9218e7e410ea76b7d44a7af43c8
[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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a83f9f7f9e23546a5df87c3cf76e2263ebcc861e8f7727609e16fcb2ff9210f6
[INFO] running `Command { std: "docker" "start" "-a" "a83f9f7f9e23546a5df87c3cf76e2263ebcc861e8f7727609e16fcb2ff9210f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]     Checking bitflags v2.9.3
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rayon-core v1.13.0
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[INFO] [stderr]    Compiling serde_json v1.0.143
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[INFO] [stderr]     Checking linux-raw-sys v0.9.4
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[INFO] [stderr]     Checking half v2.6.0
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[INFO] [stderr]     Checking proptest v1.7.0
[INFO] [stderr]     Checking regex v1.11.2
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking lib0 v0.16.10 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling proptest-derive v0.3.0
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
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[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> tests/encoding_test.rs:38:17
[INFO] [stdout]    |
[INFO] [stdout] 38 | #[derive(Debug, proptest_derive::Arbitrary)]
[INFO] [stdout]    |                 ^-------------------------
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 `Arbitrary` is not local
[INFO] [stdout]    |                 move the `impl` block outside of this constant `_IMPL_ARBITRARY_FOR_EncodingTypes`
[INFO] [stdout] 39 | enum EncodingTypes {
[INFO] [stdout]    |      ------------- `EncodingTypes` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `proptest_derive::Arbitrary` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `proptest_derive::Arbitrary` may come from an old version of the `proptest_derive` crate, try updating your dependency with `cargo update -p proptest_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `proptest_derive::Arbitrary` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `black_box`
[INFO] [stdout]  --> benches/lib0_benchmarks.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use criterion::{black_box, criterion_group, criterion_main, Criterion, SamplingMode};
[INFO] [stdout]   |                 ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 52.77s
[INFO] running `Command { std: "docker" "inspect" "a83f9f7f9e23546a5df87c3cf76e2263ebcc861e8f7727609e16fcb2ff9210f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a83f9f7f9e23546a5df87c3cf76e2263ebcc861e8f7727609e16fcb2ff9210f6", kill_on_drop: false }`
[INFO] [stdout] a83f9f7f9e23546a5df87c3cf76e2263ebcc861e8f7727609e16fcb2ff9210f6