[INFO] fetching crate plutonium 0.5.2...
[INFO] testing plutonium-0.5.2 against beta-2025-09-21 for beta-1.91-2
[INFO] extracting crate plutonium 0.5.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate plutonium 0.5.2
[INFO] finished tweaking crates.io crate plutonium 0.5.2
[INFO] tweaked toml for crates.io crate plutonium 0.5.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate plutonium 0.5.2 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 16 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.9.2)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.106)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b49ecd95f3c333f39668e0da1fc60dbbb1a5354e2ef1ddf2b59ffc033d7f1ec
[INFO] running `Command { std: "docker" "start" "-a" "2b49ecd95f3c333f39668e0da1fc60dbbb1a5354e2ef1ddf2b59ffc033d7f1ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b49ecd95f3c333f39668e0da1fc60dbbb1a5354e2ef1ddf2b59ffc033d7f1ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b49ecd95f3c333f39668e0da1fc60dbbb1a5354e2ef1ddf2b59ffc033d7f1ec", kill_on_drop: false }`
[INFO] [stdout] 2b49ecd95f3c333f39668e0da1fc60dbbb1a5354e2ef1ddf2b59ffc033d7f1ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3e332d6c3272eb95a889de050fc0aa592b0edd40993739b17b76aea2e7165cf
[INFO] running `Command { std: "docker" "start" "-a" "a3e332d6c3272eb95a889de050fc0aa592b0edd40993739b17b76aea2e7165cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling plutonium v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "a3e332d6c3272eb95a889de050fc0aa592b0edd40993739b17b76aea2e7165cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3e332d6c3272eb95a889de050fc0aa592b0edd40993739b17b76aea2e7165cf", kill_on_drop: false }`
[INFO] [stdout] a3e332d6c3272eb95a889de050fc0aa592b0edd40993739b17b76aea2e7165cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff4e6696e3ed957168a26ee2f98ea53f31b2f958388e7594feb6b57bbbb628e7
[INFO] running `Command { std: "docker" "start" "-a" "ff4e6696e3ed957168a26ee2f98ea53f31b2f958388e7594feb6b57bbbb628e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling plutonium v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `Command { std: "docker" "inspect" "ff4e6696e3ed957168a26ee2f98ea53f31b2f958388e7594feb6b57bbbb628e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff4e6696e3ed957168a26ee2f98ea53f31b2f958388e7594feb6b57bbbb628e7", kill_on_drop: false }`
[INFO] [stdout] ff4e6696e3ed957168a26ee2f98ea53f31b2f958388e7594feb6b57bbbb628e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4477ef39bcbeea5ee8ae97494e95905cac9390cdb651e4e63df68055dfc48158
[INFO] running `Command { std: "docker" "start" "-a" "4477ef39bcbeea5ee8ae97494e95905cac9390cdb651e4e63df68055dfc48158", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/plutonium-d4edf5f655227809)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests plutonium
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - unby (line 129) - compile ... ok
[INFO] [stdout] test src/lib.rs - safe (line 45) ... ok
[INFO] [stdout] test src/lib.rs - fallout (line 184) ... ok
[INFO] [stdout] test src/lib.rs - fallout (line 154) ... ok
[INFO] [stdout] test src/lib.rs - fallout (line 169) ... ok
[INFO] [stdout] test src/lib.rs - optimize (line 94) ... ok
[INFO] [stdout] test src/lib.rs - (line 15) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 15) stdout ----
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]  --> src/lib.rs:21:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     std::mem::transmute::<f32, i32>(x)
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] help: replace this with
[INFO] [stdout]   |
[INFO] [stdout] 9 -     std::mem::transmute::<f32, i32>(x)
[INFO] [stdout] 9 +     f32::to_bits(x).cast_signed()
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]   --> src/lib.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     *std::ptr::null::<u8>();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deref_nullptr)]` on by default
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] Test executable failed (signal: 6 (SIGABRT) (core dumped)).
[INFO] [stdout] 
[INFO] [stdout] stdout:
[INFO] [stdout] 1065353216
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (181) panicked at src/lib.rs:14:5:
[INFO] [stdout] null pointer dereference occurred
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5808bfe41222 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5808bfe41222 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5808bfe41222 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5808bfe41222 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h67edf0e4d33c343c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5808bfe4fecf - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5808bfe4fecf - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x5808bfe1ee71 - std::io::default_write_fmt::h1ecb8c7cfa7da481
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5808bfe1ee71 - std::io::Write::write_fmt::h051fe4a9e4fdbf48
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5808bfe24372 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5808bfe25cac - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5808bfe25b06 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:328:9
[INFO] [stdout]   11:     0x5808bfe26335 - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:834:13
[INFO] [stdout]   12:     0x5808bfe26196 - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:700:13
[INFO] [stdout]   13:     0x5808bfe244a9 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   14:     0x5808bfe1399d - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stdout]   15:     0x5808bfe52d0d - core::panicking::panic_nounwind_fmt::runtime::hf619e8fd73995337
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:117:22
[INFO] [stdout]   16:     0x5808bfe52d0d - core::panicking::panic_nounwind_fmt::hc177e1bd7a48be0d
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/intrinsics/mod.rs:2435:9
[INFO] [stdout]   17:     0x5808bfe52eed - core::panicking::panic_null_pointer_dereference::h0eafed6fbb56ab06
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:302:5
[INFO] [stdout]   18:     0x5808bfe13603 - rust_out::main::_doctest_main_src_lib_rs_15_0::deref_null::hc154b84ea28294c3
[INFO] [stdout]   19:     0x5808bfe1367a - rust_out::main::_doctest_main_src_lib_rs_15_0::hb8d91f01565c62b3
[INFO] [stdout]   20:     0x5808bfe135d6 - rust_out::main::h909c389308a13d94
[INFO] [stdout]   21:     0x5808bfe135b3 - core::ops::function::FnOnce::call_once::he80aaf16098e337a
[INFO] [stdout]   22:     0x5808bfe13466 - std::sys::backtrace::__rust_begin_short_backtrace::hd4f5856814720a68
[INFO] [stdout]   23:     0x5808bfe13449 - std::rt::lang_start::{{closure}}::hdd522a24cafb4b4b
[INFO] [stdout]   24:     0x5808bfe203f0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h4967fb77e0dfb65c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   25:     0x5808bfe203f0 - std::panicking::catch_unwind::do_call::hf7e87675c3e14c23
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   26:     0x5808bfe203f0 - std::panicking::catch_unwind::h26f0e342004b5114
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   27:     0x5808bfe203f0 - std::panic::catch_unwind::h9ee33ca17775d897
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   28:     0x5808bfe203f0 - std::rt::lang_start_internal::{{closure}}::h243ba3495fa13cf8
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/rt.rs:175:24
[INFO] [stdout]   29:     0x5808bfe203f0 - std::panicking::catch_unwind::do_call::h819db0a7788e7259
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   30:     0x5808bfe203f0 - std::panicking::catch_unwind::h23e08fb4a7b9f405
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   31:     0x5808bfe203f0 - std::panic::catch_unwind::h7ca3d9eabb6135ff
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x5808bfe203f0 - std::rt::lang_start_internal::h06ad7395f4fda8d7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/rt.rs:171:5
[INFO] [stdout]   33:     0x5808bfe13431 - std::rt::lang_start::h5d51bffdfd88737a
[INFO] [stdout]   34:     0x5808bfe13695 - main
[INFO] [stdout]   35:     0x7c491fc261ca - <unknown>
[INFO] [stdout]   36:     0x7c491fc2628b - __libc_start_main
[INFO] [stdout]   37:     0x5808bfe13345 - _start
[INFO] [stdout]   38:                0x0 - <unknown>
[INFO] [stdout] thread caused non-unwinding panic. aborting.
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 15)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 6 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.50s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "4477ef39bcbeea5ee8ae97494e95905cac9390cdb651e4e63df68055dfc48158", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4477ef39bcbeea5ee8ae97494e95905cac9390cdb651e4e63df68055dfc48158", kill_on_drop: false }`
[INFO] [stdout] 4477ef39bcbeea5ee8ae97494e95905cac9390cdb651e4e63df68055dfc48158
