[INFO] fetching crate ledger-kv 0.1.0...
[INFO] testing ledger-kv-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate ledger-kv 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate ledger-kv 0.1.0
[INFO] finished tweaking crates.io crate ledger-kv 0.1.0
[INFO] tweaked toml for crates.io crate ledger-kv 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ledger-kv 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 ledger-kv 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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f7adac2c7a46d7c7d336cf27de67a5ecd601b5db3788e65724553ba814bef76
[INFO] running `Command { std: "docker" "start" "-a" "9f7adac2c7a46d7c7d336cf27de67a5ecd601b5db3788e65724553ba814bef76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f7adac2c7a46d7c7d336cf27de67a5ecd601b5db3788e65724553ba814bef76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f7adac2c7a46d7c7d336cf27de67a5ecd601b5db3788e65724553ba814bef76", kill_on_drop: false }`
[INFO] [stdout] 9f7adac2c7a46d7c7d336cf27de67a5ecd601b5db3788e65724553ba814bef76
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1ee72b42e3b138fd586e4c71c6885907d681e29374d64ab78f2228c0982ded7
[INFO] running `Command { std: "docker" "start" "-a" "a1ee72b42e3b138fd586e4c71c6885907d681e29374d64ab78f2228c0982ded7", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.14.2
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]    Compiling winnow v0.5.18
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling anstyle v1.0.4
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling borsh v1.1.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]    Compiling clap_lex v0.6.0
[INFO] [stderr]    Compiling cpufeatures v0.2.11
[INFO] [stderr]    Compiling zerocopy v0.7.21
[INFO] [stderr]    Compiling anstyle-parse v0.2.2
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling fs-err v2.9.0
[INFO] [stderr]    Compiling anstream v0.6.4
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling ahash v0.8.6
[INFO] [stderr]    Compiling indexmap v2.1.0
[INFO] [stderr]    Compiling clap_builder v4.4.7
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling memmap2 v0.9.0
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling clap v4.4.7
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling syn_derive v0.1.8
[INFO] [stderr]    Compiling borsh-derive v1.1.1
[INFO] [stderr]    Compiling ledger-kv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.57s
[INFO] running `Command { std: "docker" "inspect" "a1ee72b42e3b138fd586e4c71c6885907d681e29374d64ab78f2228c0982ded7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1ee72b42e3b138fd586e4c71c6885907d681e29374d64ab78f2228c0982ded7", kill_on_drop: false }`
[INFO] [stdout] a1ee72b42e3b138fd586e4c71c6885907d681e29374d64ab78f2228c0982ded7
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4720911c79900b97b05ae0eac05f2c538a0a01a431a15069b0b5e3ee03aa991
[INFO] running `Command { std: "docker" "start" "-a" "b4720911c79900b97b05ae0eac05f2c538a0a01a431a15069b0b5e3ee03aa991", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.21
[INFO] [stderr]    Compiling linux-raw-sys v0.4.10
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling fastrand v2.0.1
[INFO] [stderr]    Compiling tempfile v3.8.1
[INFO] [stderr]    Compiling ledger-kv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.00s
[INFO] running `Command { std: "docker" "inspect" "b4720911c79900b97b05ae0eac05f2c538a0a01a431a15069b0b5e3ee03aa991", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4720911c79900b97b05ae0eac05f2c538a0a01a431a15069b0b5e3ee03aa991", kill_on_drop: false }`
[INFO] [stdout] b4720911c79900b97b05ae0eac05f2c538a0a01a431a15069b0b5e3ee03aa991
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 09f08939cce2e0e16adc6673105b868ecac23919ec6eca82352ad7abab522456
[INFO] running `Command { std: "docker" "start" "-a" "09f08939cce2e0e16adc6673105b868ecac23919ec6eca82352ad7abab522456", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ledger_kv-5bf68b92a52e3679)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::test_get_append_journal_file ... ok
[INFO] [stdout] test tests::test_delete_with_mismatched_entry_type ... ok
[INFO] [stdout] test tests::test_delete_with_matching_entry_type ... ok
[INFO] [stdout] test tests::test_compute_cumulative_hash ... ok
[INFO] [stdout] test tests::test_delete ... ok
[INFO] [stdout] test tests::test_refresh_ledger ... ok
[INFO] [stdout] test tests::test_save ... ok
[INFO] [stdout] test tests::test_upsert ... ok
[INFO] [stdout] test tests::test_upsert_with_matching_entry_label ... ok
[INFO] [stdout] test tests::test_upsert_with_mismatched_entry_type ... ok
[INFO] [stdout] test tests::test_refresh ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ledger_kv-6548827421ff06cc)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running tests/ledger_kv.rs (/opt/rustwide/target/debug/deps/ledger_kv-238335a1fe97b720)
[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 1 test
[INFO] [stdout] test test_refresh ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ledger_kv
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 20) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 20) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (68) panicked at src/lib.rs:155:39:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Custom { kind: ReadOnlyFilesystem, error: Error { kind: CreateDir, source: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }, path: "data" } }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5e03c168dc32 - 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:     0x5e03c168dc32 - 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:     0x5e03c168dc32 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5e03c168dc32 - <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:     0x5e03c169d32f - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5e03c169d32f - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x5e03c166a5c1 - std::io::default_write_fmt::h1ecb8c7cfa7da481
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5e03c166a5c1 - std::io::Write::write_fmt::h051fe4a9e4fdbf48
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5e03c1670522 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5e03c167222c - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5e03c1672086 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:328:9
[INFO] [stdout]   11:     0x5e03c16728b5 - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:834:13
[INFO] [stdout]   12:     0x5e03c167274a - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:707:13
[INFO] [stdout]   13:     0x5e03c1670659 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   14:     0x5e03c165e9cd - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stdout]   15:     0x5e03c16a0c60 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stdout]   16:     0x5e03c16a02c6 - core::result::unwrap_failed::hdde076be853d034f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/result.rs:1855:5
[INFO] [stdout]   17:     0x5e03c1623280 - core::result::Result<T,E>::unwrap::hb36b3e1809593f5c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/result.rs:1226:23
[INFO] [stdout]   18:     0x5e03c1623280 - ledger_kv::LedgerKV::new::he39ed732ed700626
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:155:39
[INFO] [stdout]   19:     0x5e03c1619c91 - rust_out::main::h909c389308a13d94
[INFO] [stdout]   20:     0x5e03c1618b83 - core::ops::function::FnOnce::call_once::he80aaf16098e337a
[INFO] [stdout]   21:     0x5e03c1618926 - std::sys::backtrace::__rust_begin_short_backtrace::hd4f5856814720a68
[INFO] [stdout]   22:     0x5e03c16188f9 - std::rt::lang_start::{{closure}}::hdd522a24cafb4b4b
[INFO] [stdout]   23:     0x5e03c166beb0 - 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:     0x5e03c166beb0 - std::panicking::catch_unwind::do_call::hf7e87675c3e14c23
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   25:     0x5e03c166beb0 - std::panicking::catch_unwind::h26f0e342004b5114
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   26:     0x5e03c166beb0 - std::panic::catch_unwind::h9ee33ca17775d897
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   27:     0x5e03c166beb0 - std::rt::lang_start_internal::{{closure}}::h243ba3495fa13cf8
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/rt.rs:175:24
[INFO] [stdout]   28:     0x5e03c166beb0 - std::panicking::catch_unwind::do_call::h819db0a7788e7259
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x5e03c166beb0 - std::panicking::catch_unwind::h23e08fb4a7b9f405
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x5e03c166beb0 - std::panic::catch_unwind::h7ca3d9eabb6135ff
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5e03c166beb0 - std::rt::lang_start_internal::h06ad7395f4fda8d7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/rt.rs:171:5
[INFO] [stdout]   32:     0x5e03c16188e1 - std::rt::lang_start::h5d51bffdfd88737a
[INFO] [stdout]   33:     0x5e03c161a205 - main
[INFO] [stdout]   34:     0x78e573e621ca - <unknown>
[INFO] [stdout]   35:     0x78e573e6228b - __libc_start_main
[INFO] [stdout]   36:     0x5e03c1618345 - _start
[INFO] [stdout]   37:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 20)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "09f08939cce2e0e16adc6673105b868ecac23919ec6eca82352ad7abab522456", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09f08939cce2e0e16adc6673105b868ecac23919ec6eca82352ad7abab522456", kill_on_drop: false }`
[INFO] [stdout] 09f08939cce2e0e16adc6673105b868ecac23919ec6eca82352ad7abab522456
