[INFO] fetching crate proptest 1.9.0...
[INFO] checking proptest-1.9.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate proptest 1.9.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate proptest 1.9.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate proptest 1.9.0
[INFO] tweaked toml for crates.io crate proptest 1.9.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate proptest 1.9.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate proptest 1.9.0 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ed6de9a3d0af807eb97601dc0065fa6064e3eb32cb8c7e45af9d7b6e43bb78e
[INFO] running `Command { std: "docker" "start" "-a" "8ed6de9a3d0af807eb97601dc0065fa6064e3eb32cb8c7e45af9d7b6e43bb78e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ed6de9a3d0af807eb97601dc0065fa6064e3eb32cb8c7e45af9d7b6e43bb78e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ed6de9a3d0af807eb97601dc0065fa6064e3eb32cb8c7e45af9d7b6e43bb78e", kill_on_drop: false }`
[INFO] [stdout] 8ed6de9a3d0af807eb97601dc0065fa6064e3eb32cb8c7e45af9d7b6e43bb78e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65ec5d01654a85443af53132c2854826f5d7f215d39f2e32a8ae463c244b10bb
[INFO] running `Command { std: "docker" "start" "-a" "65ec5d01654a85443af53132c2854826f5d7f215d39f2e32a8ae463c244b10bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking bit-vec v0.8.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]     Checking toml_parser v1.0.4
[INFO] [stderr]     Checking toml_writer v1.0.4
[INFO] [stderr]     Checking serde_spanned v1.0.3
[INFO] [stderr]     Checking tempfile v3.23.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking toml_datetime v0.7.3
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking rand_xorshift v0.4.0
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]     Checking bit-set v0.8.0
[INFO] [stderr]     Checking rusty-fork v0.3.1
[INFO] [stderr]     Checking toml v0.9.8
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking proptest v1.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]    --> src/test_runner/config.rs:398:5
[INFO] [stdout]     |
[INFO] [stdout] 223 | #[derive(Clone, Debug, PartialEq)]
[INFO] [stdout]     |                        --------- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 398 |     pub result_cache: fn() -> Box<dyn ResultCache>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the address of the same function can vary between different codegen units
[INFO] [stdout]     = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]     = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout]     = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking trybuild v1.0.112
[INFO] [stdout] error: this type will no longer be must used: Result<u8, Infallible>
[INFO] [stdout]    --> src/sugar.rs:972:63
[INFO] [stdout]     |
[INFO] [stdout] 972 |                   |values| $crate::sugar::NamedArguments(names, values)),
[INFO] [stdout]     |                                                                 ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/arbitrary/_core/result.rs:102:5
[INFO] [stdout]     |
[INFO] [stdout] 102 | /     no_panic_test!(
[INFO] [stdout] 103 | |         result    => Result<u8, u16>,
[INFO] [stdout] 104 | |         into_iter => IntoIter<u8>,
[INFO] [stdout] 105 | |         result_a_parse_error => Result<u8, ::std::string::ParseError>,
[INFO] [stdout] 106 | |         result_parse_error_a => Result<::std::string::ParseError, u8>
[INFO] [stdout] 107 | |     );
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]     = note: this error originates in the macro `$crate::proptest_helper` which comes from the expansion of the macro `no_panic_test` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]    --> src/test_runner/config.rs:398:5
[INFO] [stdout]     |
[INFO] [stdout] 223 | #[derive(Clone, Debug, PartialEq)]
[INFO] [stdout]     |                        --------- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 398 |     pub result_cache: fn() -> Box<dyn ResultCache>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the address of the same function can vary between different codegen units
[INFO] [stdout]     = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]     = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout]     = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proptest` (lib test) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "65ec5d01654a85443af53132c2854826f5d7f215d39f2e32a8ae463c244b10bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65ec5d01654a85443af53132c2854826f5d7f215d39f2e32a8ae463c244b10bb", kill_on_drop: false }`
[INFO] [stdout] 65ec5d01654a85443af53132c2854826f5d7f215d39f2e32a8ae463c244b10bb
