[INFO] fetching crate serde_yaml2 0.1.3...
[INFO] building serde_yaml2-0.1.3 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate serde_yaml2 0.1.3 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate serde_yaml2 0.1.3
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate serde_yaml2 0.1.3
[INFO] tweaked toml for crates.io crate serde_yaml2 0.1.3 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde_yaml2 0.1.3 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate serde_yaml2 0.1.3 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6243db04bc47e5344e222f6470a4a589dbb4e7255d83589d6a86fb056c3b8d32
[INFO] running `Command { std: "docker" "start" "-a" "6243db04bc47e5344e222f6470a4a589dbb4e7255d83589d6a86fb056c3b8d32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6243db04bc47e5344e222f6470a4a589dbb4e7255d83589d6a86fb056c3b8d32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6243db04bc47e5344e222f6470a4a589dbb4e7255d83589d6a86fb056c3b8d32", kill_on_drop: false }`
[INFO] [stdout] 6243db04bc47e5344e222f6470a4a589dbb4e7255d83589d6a86fb056c3b8d32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a3fb5367eb8ceddcd53d6a2dff425f0bad79a5bee384eaf1c70defea1b87366
[INFO] running `Command { std: "docker" "start" "-a" "9a3fb5367eb8ceddcd53d6a2dff425f0bad79a5bee384eaf1c70defea1b87366", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling zerocopy v0.7.32
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling allocator-api2 v0.2.16
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling arraydeque v0.5.1
[INFO] [stderr]    Compiling encoding_rs v0.8.33
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling hashlink v0.8.4
[INFO] [stderr]    Compiling yaml-rust2 v0.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling serde_yaml2 v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.88s
[INFO] running `Command { std: "docker" "inspect" "9a3fb5367eb8ceddcd53d6a2dff425f0bad79a5bee384eaf1c70defea1b87366", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a3fb5367eb8ceddcd53d6a2dff425f0bad79a5bee384eaf1c70defea1b87366", kill_on_drop: false }`
[INFO] [stdout] 9a3fb5367eb8ceddcd53d6a2dff425f0bad79a5bee384eaf1c70defea1b87366
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6afbb4ed01974ed1d2e644afb5e36f8b85a98141459cb0e2567f14ababfbd083
[INFO] running `Command { std: "docker" "start" "-a" "6afbb4ed01974ed1d2e644afb5e36f8b85a98141459cb0e2567f14ababfbd083", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_yaml2 v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `TestEnum` is never used
[INFO] [stdout]  --> tests/integration_test.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 |     enum TestEnum {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.13s
[INFO] running `Command { std: "docker" "inspect" "6afbb4ed01974ed1d2e644afb5e36f8b85a98141459cb0e2567f14ababfbd083", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6afbb4ed01974ed1d2e644afb5e36f8b85a98141459cb0e2567f14ababfbd083", kill_on_drop: false }`
[INFO] [stdout] 6afbb4ed01974ed1d2e644afb5e36f8b85a98141459cb0e2567f14ababfbd083