[INFO] fetching crate constuneval 0.1.0...
[INFO] testing constuneval-0.1.0 against beta-2025-09-21 for beta-1.91-2
[INFO] extracting crate constuneval 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate constuneval 0.1.0
[INFO] finished tweaking crates.io crate constuneval 0.1.0
[INFO] tweaked toml for crates.io crate constuneval 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate constuneval 0.1.0 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] crate crates.io crate constuneval 0.1.0 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" "+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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e64b603ea7c236847281d1fbb5c01fe1f741b4b5928120421acb2fd7b243e71b
[INFO] running `Command { std: "docker" "start" "-a" "e64b603ea7c236847281d1fbb5c01fe1f741b4b5928120421acb2fd7b243e71b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e64b603ea7c236847281d1fbb5c01fe1f741b4b5928120421acb2fd7b243e71b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e64b603ea7c236847281d1fbb5c01fe1f741b4b5928120421acb2fd7b243e71b", kill_on_drop: false }`
[INFO] [stdout] e64b603ea7c236847281d1fbb5c01fe1f741b4b5928120421acb2fd7b243e71b
[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=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] 78df82ba1e3c7c9d159b206c74711281dfc626094eebbea81421a6e53f8af144
[INFO] running `Command { std: "docker" "start" "-a" "78df82ba1e3c7c9d159b206c74711281dfc626094eebbea81421a6e53f8af144", kill_on_drop: false }`
[INFO] [stderr]    Compiling constuneval v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "78df82ba1e3c7c9d159b206c74711281dfc626094eebbea81421a6e53f8af144", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78df82ba1e3c7c9d159b206c74711281dfc626094eebbea81421a6e53f8af144", kill_on_drop: false }`
[INFO] [stdout] 78df82ba1e3c7c9d159b206c74711281dfc626094eebbea81421a6e53f8af144
[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=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] e3573a120465897661bda44272c5189e5c8b5fc6457061667a371625684f1617
[INFO] running `Command { std: "docker" "start" "-a" "e3573a120465897661bda44272c5189e5c8b5fc6457061667a371625684f1617", kill_on_drop: false }`
[INFO] [stderr]    Compiling constuneval v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "e3573a120465897661bda44272c5189e5c8b5fc6457061667a371625684f1617", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3573a120465897661bda44272c5189e5c8b5fc6457061667a371625684f1617", kill_on_drop: false }`
[INFO] [stdout] e3573a120465897661bda44272c5189e5c8b5fc6457061667a371625684f1617
[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=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] 8da316859a065da4feaf0b0fa6cb054b6265faefff51ffa97969f619944a4763
[INFO] running `Command { std: "docker" "start" "-a" "8da316859a065da4feaf0b0fa6cb054b6265faefff51ffa97969f619944a4763", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/constuneval-8e312746d4565ace)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running tests/uneval_cow.rs (/opt/rustwide/target/debug/deps/uneval_cow-0b01ef8135863333)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_from_cow_path ... ok
[INFO] [stdout] test test_from_cow_slice ... ok
[INFO] [stdout] test test_from_cow_str ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests constuneval
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/lib.rs - (line 64) ... ignored
[INFO] [stdout] test src/lib.rs - (line 9) ... ignored
[INFO] [stdout] test src/lib.rs - to_file (line 111) ... ignored
[INFO] [stdout] test src/lib.rs - to_file (line 120) ... ignored
[INFO] [stdout] test src/uneval_cow.rs - uneval_cow::UnevalCow<'_,B>::into_owned (line 192) ... ok
[INFO] [stdout] test src/uneval_cow.rs - uneval_cow::UnevalCow (line 62) ... ok
[INFO] [stdout] test src/uneval_cow.rs - uneval_cow::UnevalCow (line 92) ... ok
[INFO] [stdout] test src/uneval_cow.rs - uneval_cow::UnevalCow<'_,B>::into_owned (line 178) ... ok
[INFO] [stdout] test src/lib.rs - (line 28) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 28) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (171) panicked at src/lib.rs:36:2:
[INFO] [stdout] Write Failed: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5eeb51df92e2 - 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:     0x5eeb51df92e2 - 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:     0x5eeb51df92e2 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5eeb51df92e2 - <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:     0x5eeb51e083ff - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5eeb51e083ff - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x5eeb51dd7791 - std::io::default_write_fmt::h1ecb8c7cfa7da481
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5eeb51dd7791 - std::io::Write::write_fmt::h051fe4a9e4fdbf48
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5eeb51ddcb12 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5eeb51dde36c - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5eeb51dde1c6 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:328:9
[INFO] [stdout]   11:     0x5eeb51dde9f5 - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:834:13
[INFO] [stdout]   12:     0x5eeb51dde88a - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:707:13
[INFO] [stdout]   13:     0x5eeb51ddcc49 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   14:     0x5eeb51dcc1ed - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stdout]   15:     0x5eeb51e0b7b0 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stdout]   16:     0x5eeb51e0afb6 - core::result::unwrap_failed::hdde076be853d034f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/result.rs:1855:5
[INFO] [stdout]   17:     0x5eeb51dc9c60 - core::result::Result<T,E>::expect::h97fd0ed201939070
[INFO] [stdout]   18:     0x5eeb51dcb390 - rust_out::main::_doctest_main_src_lib_rs_28_0::h8c50198551d2e09c
[INFO] [stdout]   19:     0x5eeb51dcac36 - rust_out::main::h909c389308a13d94
[INFO] [stdout]   20:     0x5eeb51dc8fb3 - core::ops::function::FnOnce::call_once::he80aaf16098e337a
[INFO] [stdout]   21:     0x5eeb51dc87c6 - std::sys::backtrace::__rust_begin_short_backtrace::hd4f5856814720a68
[INFO] [stdout]   22:     0x5eeb51dc86f9 - std::rt::lang_start::{{closure}}::hdd522a24cafb4b4b
[INFO] [stdout]   23:     0x5eeb51dd8b90 - 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]   24:     0x5eeb51dd8b90 - std::panicking::catch_unwind::do_call::hf7e87675c3e14c23
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   25:     0x5eeb51dd8b90 - std::panicking::catch_unwind::h26f0e342004b5114
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   26:     0x5eeb51dd8b90 - std::panic::catch_unwind::h9ee33ca17775d897
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   27:     0x5eeb51dd8b90 - std::rt::lang_start_internal::{{closure}}::h243ba3495fa13cf8
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/rt.rs:175:24
[INFO] [stdout]   28:     0x5eeb51dd8b90 - std::panicking::catch_unwind::do_call::h819db0a7788e7259
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x5eeb51dd8b90 - std::panicking::catch_unwind::h23e08fb4a7b9f405
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x5eeb51dd8b90 - std::panic::catch_unwind::h7ca3d9eabb6135ff
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5eeb51dd8b90 - std::rt::lang_start_internal::h06ad7395f4fda8d7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/rt.rs:171:5
[INFO] [stdout]   32:     0x5eeb51dc86e1 - std::rt::lang_start::h5d51bffdfd88737a
[INFO] [stdout]   33:     0x5eeb51dcb4b5 - main
[INFO] [stdout]   34:     0x7f304c7691ca - <unknown>
[INFO] [stdout]   35:     0x7f304c76928b - __libc_start_main
[INFO] [stdout]   36:     0x5eeb51dc7465 - _start
[INFO] [stdout]   37:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 28)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 passed; 1 failed; 4 ignored; 0 measured; 0 filtered out; finished in 0.35s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "8da316859a065da4feaf0b0fa6cb054b6265faefff51ffa97969f619944a4763", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8da316859a065da4feaf0b0fa6cb054b6265faefff51ffa97969f619944a4763", kill_on_drop: false }`
[INFO] [stdout] 8da316859a065da4feaf0b0fa6cb054b6265faefff51ffa97969f619944a4763
