[INFO] fetching crate proptest 1.6.0...
[INFO] building proptest-1.6.0 against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error
[INFO] extracting crate proptest 1.6.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate proptest 1.6.0 on toolchain 44f415c1d617ebc7b931a243b7b321ef8a6ca47c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate proptest 1.6.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate proptest 1.6.0
[INFO] tweaked toml for crates.io crate proptest 1.6.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate proptest 1.6.0 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" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proptest-macro v0.1.0
[INFO] [stderr]   Downloaded x86 v0.52.0
[INFO] [stderr]   Downloaded trybuild v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d5a5634634a66c827092da62e3092a44d707b668abb66f58d861080b31d149d
[INFO] running `Command { std: "docker" "start" "-a" "0d5a5634634a66c827092da62e3092a44d707b668abb66f58d861080b31d149d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d5a5634634a66c827092da62e3092a44d707b668abb66f58d861080b31d149d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d5a5634634a66c827092da62e3092a44d707b668abb66f58d861080b31d149d", kill_on_drop: false }`
[INFO] [stdout] 0d5a5634634a66c827092da62e3092a44d707b668abb66f58d861080b31d149d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3be2d74c38b84942613c7c67f335c026ca68b821e868fdfe4fc4024ab02d0f0
[INFO] running `Command { std: "docker" "start" "-a" "f3be2d74c38b84942613c7c67f335c026ca68b821e868fdfe4fc4024ab02d0f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling rustix v0.38.28
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling linux-raw-sys v0.4.12
[INFO] [stderr]    Compiling fastrand v2.0.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling bit-vec v0.8.0
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling unarray v0.1.4
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling bit-set v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling tempfile v3.9.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling proptest v1.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `NoopFailurePersistence` is never constructed
[INFO] [stdout]   --> src/test_runner/failure_persistence/noop.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct NoopFailurePersistence;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `NoopFailurePersistence` has derived impls for the traits `Debug` and `Default`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.59s
[INFO] running `Command { std: "docker" "inspect" "f3be2d74c38b84942613c7c67f335c026ca68b821e868fdfe4fc4024ab02d0f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3be2d74c38b84942613c7c67f335c026ca68b821e868fdfe4fc4024ab02d0f0", kill_on_drop: false }`
[INFO] [stdout] f3be2d74c38b84942613c7c67f335c026ca68b821e868fdfe4fc4024ab02d0f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84d9c1faf149becf5a84f964adb23bfa4ade92a6783c1a1ed7183fe51fd57163
[INFO] running `Command { std: "docker" "start" "-a" "84d9c1faf149becf5a84f964adb23bfa4ade92a6783c1a1ed7183fe51fd57163", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling serde v1.0.216
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling serde_json v1.0.133
[INFO] [stderr]    Compiling ryu v1.0.16
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stdout] warning: struct `NoopFailurePersistence` is never constructed
[INFO] [stdout]   --> src/test_runner/failure_persistence/noop.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct NoopFailurePersistence;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `NoopFailurePersistence` has derived impls for the traits `Debug` and `Default`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.216
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling trybuild v1.0.0
[INFO] [stderr]    Compiling proptest v1.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 54.35s
[INFO] running `Command { std: "docker" "inspect" "84d9c1faf149becf5a84f964adb23bfa4ade92a6783c1a1ed7183fe51fd57163", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84d9c1faf149becf5a84f964adb23bfa4ade92a6783c1a1ed7183fe51fd57163", kill_on_drop: false }`
[INFO] [stdout] 84d9c1faf149becf5a84f964adb23bfa4ade92a6783c1a1ed7183fe51fd57163