[INFO] fetching crate chromosome 0.3.0...
[INFO] building chromosome-0.3.0 against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error
[INFO] extracting crate chromosome 0.3.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate chromosome 0.3.0 on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate chromosome 0.3.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate chromosome 0.3.0
[INFO] tweaked toml for crates.io crate chromosome 0.3.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate chromosome 0.3.0 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" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a964bf6594c08c0a55f1761f0806d84f1c5a46c32811623730a47a8422a608f
[INFO] running `Command { std: "docker" "start" "-a" "6a964bf6594c08c0a55f1761f0806d84f1c5a46c32811623730a47a8422a608f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a964bf6594c08c0a55f1761f0806d84f1c5a46c32811623730a47a8422a608f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a964bf6594c08c0a55f1761f0806d84f1c5a46c32811623730a47a8422a608f", kill_on_drop: false }`
[INFO] [stdout] 6a964bf6594c08c0a55f1761f0806d84f1c5a46c32811623730a47a8422a608f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e9077c31c91780c8496b3c899038e604125892d036bc2ddb8ee9119804c4097
[INFO] running `Command { std: "docker" "start" "-a" "9e9077c31c91780c8496b3c899038e604125892d036bc2ddb8ee9119804c4097", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling critical-section v1.2.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling chromosome v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.75s
[INFO] running `Command { std: "docker" "inspect" "9e9077c31c91780c8496b3c899038e604125892d036bc2ddb8ee9119804c4097", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e9077c31c91780c8496b3c899038e604125892d036bc2ddb8ee9119804c4097", kill_on_drop: false }`
[INFO] [stdout] 9e9077c31c91780c8496b3c899038e604125892d036bc2ddb8ee9119804c4097
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e089bb0e14847f9ebe0e1802682d0a8fbe04d55e971e6b5b4850f5bb4fe8236
[INFO] running `Command { std: "docker" "start" "-a" "3e089bb0e14847f9ebe0e1802682d0a8fbe04d55e971e6b5b4850f5bb4fe8236", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_seeder v0.4.0
[INFO] [stderr]    Compiling rand_pcg v0.9.0
[INFO] [stderr]    Compiling chromosome v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "3e089bb0e14847f9ebe0e1802682d0a8fbe04d55e971e6b5b4850f5bb4fe8236", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e089bb0e14847f9ebe0e1802682d0a8fbe04d55e971e6b5b4850f5bb4fe8236", kill_on_drop: false }`
[INFO] [stdout] 3e089bb0e14847f9ebe0e1802682d0a8fbe04d55e971e6b5b4850f5bb4fe8236