[INFO] fetching crate beef 0.5.2...
[INFO] testing beef-0.5.2 against beta-2026-01-20 for beta-1.94-1
[INFO] extracting crate beef 0.5.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate beef 0.5.2
[INFO] finished tweaking crates.io crate beef 0.5.2
[INFO] tweaked toml for crates.io crate beef 0.5.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate beef 0.5.2 on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "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-2026-01-20" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 11 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 525bd9a98a48e05c596c97ae4b58032394a469b76aa24c634e08e546d22b4829
[INFO] running `Command { std: "docker" "start" "-a" "525bd9a98a48e05c596c97ae4b58032394a469b76aa24c634e08e546d22b4829", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "525bd9a98a48e05c596c97ae4b58032394a469b76aa24c634e08e546d22b4829", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "525bd9a98a48e05c596c97ae4b58032394a469b76aa24c634e08e546d22b4829", kill_on_drop: false }`
[INFO] [stdout] 525bd9a98a48e05c596c97ae4b58032394a469b76aa24c634e08e546d22b4829
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de295d5a9275b2b952c28ce80d7cf2c9c19fc02adb451efa506215e83eb770c4
[INFO] running `Command { std: "docker" "start" "-a" "de295d5a9275b2b952c28ce80d7cf2c9c19fc02adb451efa506215e83eb770c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling beef v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "de295d5a9275b2b952c28ce80d7cf2c9c19fc02adb451efa506215e83eb770c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de295d5a9275b2b952c28ce80d7cf2c9c19fc02adb451efa506215e83eb770c4", kill_on_drop: false }`
[INFO] [stdout] de295d5a9275b2b952c28ce80d7cf2c9c19fc02adb451efa506215e83eb770c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e045c19a9d5c07d8fbac393c6a4a56e3692d401eba50077e3d09c8ec76b6e24
[INFO] running `Command { std: "docker" "start" "-a" "7e045c19a9d5c07d8fbac393c6a4a56e3692d401eba50077e3d09c8ec76b6e24", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling beef v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 13.14s
[INFO] running `Command { std: "docker" "inspect" "7e045c19a9d5c07d8fbac393c6a4a56e3692d401eba50077e3d09c8ec76b6e24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e045c19a9d5c07d8fbac393c6a4a56e3692d401eba50077e3d09c8ec76b6e24", kill_on_drop: false }`
[INFO] [stdout] 7e045c19a9d5c07d8fbac393c6a4a56e3692d401eba50077e3d09c8ec76b6e24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c1e624fe4e1f29b427ac660fa74590d2c87b05142f64171f79cdbfb85a817c6e
[INFO] running `Command { std: "docker" "start" "-a" "c1e624fe4e1f29b427ac660fa74590d2c87b05142f64171f79cdbfb85a817c6e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/beef-e368c11eb1c17e30)
[INFO] [stdout] 
[INFO] [stdout] running 30 tests
[INFO] [stdout] test test_lean::borrowed_slice ... ok
[INFO] [stdout] test test_lean::borrowed_str ... ok
[INFO] [stdout] test test_lean::default_slice ... ok
[INFO] [stdout] test test_lean::const_fn_str ... ok
[INFO] [stdout] test test_lean::default_str ... ok
[INFO] [stdout] test test_lean::from_std_cow ... ok
[INFO] [stdout] test test_lean::into_owned ... ok
[INFO] [stdout] test test_lean::hash ... ok
[INFO] [stdout] test test_lean::into_owned_vec ... ok
[INFO] [stdout] test test_lean::ord_and_partial_ord ... ok
[INFO] [stdout] test test_lean::owned_string ... ok
[INFO] [stdout] test test_lean::stress_test_owned ... ok
[INFO] [stdout] test test_lean::unwrap_borrowed ... ok
[INFO] [stdout] test test_wide::default_str ... ok
[INFO] [stdout] test test_wide::default_slice ... ok
[INFO] [stdout] test test_wide::from_std_cow ... ok
[INFO] [stdout] test test_wide::borrowed_slice ... ok
[INFO] [stdout] test test_wide::const_fn_str ... ok
[INFO] [stdout] test test_wide::hash ... ok
[INFO] [stdout] test test_wide::into_owned ... ok
[INFO] [stdout] test test_wide::ord_and_partial_ord ... ok
[INFO] [stdout] test test_wide::owned_slice ... ok
[INFO] [stdout] test test_wide::borrowed_str ... ok
[INFO] [stdout] test test_wide::owned_string ... ok
[INFO] [stdout] test test_wide::unwrap_borrowed ... ok
[INFO] [stdout] test test_wide::stress_test_owned ... ok
[INFO] [stdout] test test_lean::owned_slice ... ok
[INFO] [stdout] test test_wide::into_owned_vec ... ok
[INFO] [stdout] test test_lean::unwrap_owned - should panic ... ok
[INFO] [stdout] test test_wide::unwrap_owned - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests beef
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/generic.rs - generic::Cow<'a,T,U>::borrowed (line 74) ... ok
[INFO] [stdout] test src/generic.rs - generic::Cow<'a,str,Wide>::const_str (line 175) ... ok
[INFO] [stdout] test src/generic.rs - generic::Cow<'_,T,U>::owned (line 47) ... ok
[INFO] [stdout] test src/generic.rs - generic::Cow<'a,str,Lean>::const_str (line 201) ... ok
[INFO] [stdout] test src/lib.rs - (line 26) ... FAILED
[INFO] [stdout] test src/generic.rs - generic::Cow<'a,T,U>::is_owned (line 139) ... ok
[INFO] [stdout] test src/generic.rs - generic::Cow<'a,T,U>::is_borrowed (line 119) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 26) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (181) panicked at src/lib.rs:9:1:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 24
[INFO] [stdout]  right: 32
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5a439da71db2 - std::backtrace_rs::backtrace::libunwind::trace::hf0bd46b30bc61685
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5a439da71db2 - std::backtrace_rs::backtrace::trace_unsynchronized::h1d1fbb72ad89d7b7
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5a439da71db2 - std::sys::backtrace::_print_fmt::he38b6f68ca847f47
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5a439da71db2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hb7e843cde1bc81a3
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5a439da80a4a - core::fmt::rt::Argument::fmt::hc1dd77ac64f2688c
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5a439da80a4a - core::fmt::write::h952c506e2dbe9cff
[INFO] [stdout]    6:     0x5a439da51606 - std::io::default_write_fmt::h72db0b4dbd5dcfa2
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5a439da51606 - std::io::Write::write_fmt::hb496f2b9b027aa16
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5a439da57c56 - std::sys::backtrace::BacktraceLock::print::h1079b82381c2c252
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5a439da57c56 - std::panicking::default_hook::{{closure}}::h85cb76b8462c00f2
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5a439da57ab6 - std::panicking::default_hook::h0134d220cc034c02
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x5a439da57e9b - std::panicking::panic_with_hook::h8119b6db1fef734f
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:825:13
[INFO] [stdout]   12:     0x5a439da57d18 - std::panicking::panic_handler::{{closure}}::h24f5360b91482c0e
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:698:13
[INFO] [stdout]   13:     0x5a439da56489 - std::sys::backtrace::__rust_end_short_backtrace::h4e60c5cbd1bd0108
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x5a439da466dd - __rustc[e4c6931bd8050421]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:689:5
[INFO] [stdout]   15:     0x5a439da8365c - core::panicking::panic_fmt::hb1614a3ff6840071
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x5a439da83573 - core::panicking::assert_failed_inner::h5aabe811ef142622
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panicking.rs:439:17
[INFO] [stdout]   17:     0x5a439da83433 - core::panicking::assert_failed::hdfb3457b193b1f87
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panicking.rs:394:5
[INFO] [stdout]   18:     0x5a439da46303 - rust_out::main::_doctest_main_src_lib_rs_26_0::h83d4e4fc84153bac
[INFO] [stdout]   19:     0x5a439da462a6 - rust_out::main::hfd6f621749dac69f
[INFO] [stdout]   20:     0x5a439da46283 - core::ops::function::FnOnce::call_once::hb1397b18da3aaedb
[INFO] [stdout]   21:     0x5a439da46226 - std::sys::backtrace::__rust_begin_short_backtrace::h8c9a816bbcffd5a8
[INFO] [stdout]   22:     0x5a439da46209 - std::rt::lang_start::{{closure}}::he61f35d05d768b48
[INFO] [stdout]   23:     0x5a439da52536 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hd1cc8864ab2ce613
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   24:     0x5a439da52536 - std::panicking::catch_unwind::do_call::h761b8a8d54647a61
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40
[INFO] [stdout]   25:     0x5a439da52536 - std::panicking::catch_unwind::hb78a0edcad597ebc
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19
[INFO] [stdout]   26:     0x5a439da52536 - std::panic::catch_unwind::hf40177800cac754b
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14
[INFO] [stdout]   27:     0x5a439da52536 - std::rt::lang_start_internal::{{closure}}::ha1b3ca2f45db2265
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/rt.rs:175:24
[INFO] [stdout]   28:     0x5a439da52536 - std::panicking::catch_unwind::do_call::hca68f60e509d57f2
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x5a439da52536 - std::panicking::catch_unwind::h75a65b4419799b0f
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5a439da52536 - std::panic::catch_unwind::h56fc4c7ccdf741b6
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5a439da52536 - std::rt::lang_start_internal::h267ec6e0203f10ab
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/rt.rs:171:5
[INFO] [stdout]   32:     0x5a439da461f1 - std::rt::lang_start::h9890a617c1815e16
[INFO] [stdout]   33:     0x5a439da463c5 - main
[INFO] [stdout]   34:     0x7b849a9921ca - <unknown>
[INFO] [stdout]   35:     0x7b849a99228b - __libc_start_main
[INFO] [stdout]   36:     0x5a439da46105 - _start
[INFO] [stdout]   37:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 26)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 7 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.84s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "c1e624fe4e1f29b427ac660fa74590d2c87b05142f64171f79cdbfb85a817c6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1e624fe4e1f29b427ac660fa74590d2c87b05142f64171f79cdbfb85a817c6e", kill_on_drop: false }`
[INFO] [stdout] c1e624fe4e1f29b427ac660fa74590d2c87b05142f64171f79cdbfb85a817c6e
