[INFO] fetching crate portable-audio-library 0.1.2... [INFO] testing portable-audio-library-0.1.2 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1 [INFO] extracting crate portable-audio-library 0.1.2 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate portable-audio-library 0.1.2 [INFO] finished tweaking crates.io crate portable-audio-library 0.1.2 [INFO] tweaked toml for crates.io crate portable-audio-library 0.1.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate portable-audio-library 0.1.2 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate portable-audio-library 0.1.2 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tar v0.4.40 [INFO] [stderr] Downloaded xattr v1.3.1 [INFO] [stderr] Downloaded thiserror v1.0.59 [INFO] [stderr] Downloaded lz4 v1.24.0 [INFO] [stderr] Downloaded crypto-common v0.2.0-pre.5 [INFO] [stderr] Downloaded digest v0.11.0-pre.8 [INFO] [stderr] Downloaded const-oid v0.10.0-pre.2 [INFO] [stderr] Downloaded hybrid-array v0.2.0-rc.8 [INFO] [stderr] Downloaded sha2 v0.11.0-pre.3 [INFO] [stderr] Downloaded json v0.12.4 [INFO] [stderr] Downloaded filetime v0.2.23 [INFO] [stderr] Downloaded fastrand v2.1.0 [INFO] [stderr] Downloaded thiserror-impl v1.0.59 [INFO] [stderr] Downloaded flate2 v1.0.30 [INFO] [stderr] Downloaded cc v1.0.96 [INFO] [stderr] Downloaded lz4-sys v1.9.4 [INFO] [stderr] Downloaded block-buffer v0.11.0-pre.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0cf2bcb9e4e26e189975da31cecfd745d277d19a577fa090befb6ba581954a22 [INFO] running `Command { std: "docker" "start" "-a" "0cf2bcb9e4e26e189975da31cecfd745d277d19a577fa090befb6ba581954a22", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0cf2bcb9e4e26e189975da31cecfd745d277d19a577fa090befb6ba581954a22", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0cf2bcb9e4e26e189975da31cecfd745d277d19a577fa090befb6ba581954a22", kill_on_drop: false }` [INFO] [stdout] 0cf2bcb9e4e26e189975da31cecfd745d277d19a577fa090befb6ba581954a22 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 857d65de2f4011f177407106199c80b2487334b1cd43ec409a968dc2ab49eeaf [INFO] running `Command { std: "docker" "start" "-a" "857d65de2f4011f177407106199c80b2487334b1cd43ec409a968dc2ab49eeaf", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.154 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Compiling rustix v0.38.34 [INFO] [stderr] Compiling bitflags v2.5.0 [INFO] [stderr] Compiling cc v1.0.96 [INFO] [stderr] Compiling linux-raw-sys v0.4.13 [INFO] [stderr] Compiling portable-atomic v1.6.0 [INFO] [stderr] Compiling serde v1.0.200 [INFO] [stderr] Compiling thiserror v1.0.59 [INFO] [stderr] Compiling unicode-width v0.1.12 [INFO] [stderr] Compiling const-oid v0.10.0-pre.2 [INFO] [stderr] Compiling snap v1.1.1 [INFO] [stderr] Compiling syn v2.0.60 [INFO] [stderr] Compiling fastrand v2.1.0 [INFO] [stderr] Compiling flate2 v1.0.30 [INFO] [stderr] Compiling json v0.12.4 [INFO] [stderr] Compiling getrandom v0.2.14 [INFO] [stderr] Compiling filetime v0.2.23 [INFO] [stderr] Compiling console v0.15.8 [INFO] [stderr] Compiling uuid v1.8.0 [INFO] [stderr] Compiling lz4-sys v1.9.4 [INFO] [stderr] Compiling indicatif v0.17.8 [INFO] [stderr] Compiling hybrid-array v0.2.0-rc.8 [INFO] [stderr] Compiling crypto-common v0.2.0-pre.5 [INFO] [stderr] Compiling xattr v1.3.1 [INFO] [stderr] Compiling tempfile v3.10.1 [INFO] [stderr] Compiling tar v0.4.40 [INFO] [stderr] Compiling block-buffer v0.11.0-pre.5 [INFO] [stderr] Compiling digest v0.11.0-pre.8 [INFO] [stderr] Compiling sha2 v0.11.0-pre.3 [INFO] [stderr] Compiling serde_derive v1.0.200 [INFO] [stderr] Compiling thiserror-impl v1.0.59 [INFO] [stderr] Compiling clap_derive v4.5.4 [INFO] [stderr] Compiling clap v4.5.4 [INFO] [stderr] Compiling bincode v1.3.3 [INFO] [stderr] Compiling lz4 v1.24.0 [INFO] [stderr] Compiling portable-audio-library v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.92s [INFO] running `Command { std: "docker" "inspect" "857d65de2f4011f177407106199c80b2487334b1cd43ec409a968dc2ab49eeaf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "857d65de2f4011f177407106199c80b2487334b1cd43ec409a968dc2ab49eeaf", kill_on_drop: false }` [INFO] [stdout] 857d65de2f4011f177407106199c80b2487334b1cd43ec409a968dc2ab49eeaf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3386c9a32496fb4c65396266fde4f8febd7c5fa7967f1b4319bf141e2ce91dbf [INFO] running `Command { std: "docker" "start" "-a" "3386c9a32496fb4c65396266fde4f8febd7c5fa7967f1b4319bf141e2ce91dbf", kill_on_drop: false }` [INFO] [stderr] Compiling portable-audio-library v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.73s [INFO] running `Command { std: "docker" "inspect" "3386c9a32496fb4c65396266fde4f8febd7c5fa7967f1b4319bf141e2ce91dbf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3386c9a32496fb4c65396266fde4f8febd7c5fa7967f1b4319bf141e2ce91dbf", kill_on_drop: false }` [INFO] [stdout] 3386c9a32496fb4c65396266fde4f8febd7c5fa7967f1b4319bf141e2ce91dbf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 114a4951e4e78b1cb54d9d2fe5992ce54801a319590a05a510843b2c5f0656e9 [INFO] running `Command { std: "docker" "start" "-a" "114a4951e4e78b1cb54d9d2fe5992ce54801a319590a05a510843b2c5f0656e9", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/portable_audio_library-2f55aa4d0b26eb93) [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/portable_audio_library-f9bdabad0088b8eb) [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 portable_audio_library [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] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/lib.rs - (line 7) ... ok [INFO] [stdout] test src/lib.rs - (line 15) ... FAILED [INFO] [stdout] test src/lib.rs - (line 24) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 15) stdout ---- [INFO] [stdout] Test executable failed (exit status: 101). [INFO] [stdout] [INFO] [stdout] stdout: [INFO] [stdout] ✓ Compression done! [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] [INFO] [stdout] thread 'main' (114) panicked at src/lib.rs:8:57: [INFO] [stdout] called `Result::unwrap()` on an `Err` value: IoError(Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }) [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x611c96715332 - std::backtrace_rs::backtrace::libunwind::trace::h0fb8082ca5562a61 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x611c96715332 - std::backtrace_rs::backtrace::trace_unsynchronized::hfaa258994374a3cd [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x611c96715332 - std::sys::backtrace::_print_fmt::h11496fe34963a885 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x611c96715332 - ::fmt::hff1a9408d012ee89 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x611c96733baf - core::fmt::rt::Argument::fmt::hf11195b61445f5d1 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x611c96733baf - core::fmt::write::h2f1fc679f228cc52 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x611c96706ad3 - std::io::default_write_fmt::hdd5e6d67566e664d [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x611c96706ad3 - std::io::Write::write_fmt::haa2231cbd9aebf95 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x611c96715182 - std::sys::backtrace::BacktraceLock::print::h28bfdbcac6d3828b [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x611c967038fc - std::panicking::default_hook::{{closure}}::h1f968e3a24b0e3b4 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x611c96703743 - std::panicking::default_hook::h43da101644971931 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:328:9 [INFO] [stdout] 11: 0x611c96703e3a - std::panicking::panic_with_hook::hb4e916c3e65eccec [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:834:13 [INFO] [stdout] 12: 0x611c96714d0a - std::panicking::panic_handler::{{closure}}::hbff715d0475cf1bd [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:707:13 [INFO] [stdout] 13: 0x611c96714c69 - std::sys::backtrace::__rust_end_short_backtrace::hd6f43484e45a4955 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 14: 0x611c9670426d - __rustc[b29d3319de9a3146]::rust_begin_unwind [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:698:5 [INFO] [stdout] 15: 0x611c96739de0 - core::panicking::panic_fmt::h5f8d281875be5ff1 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panicking.rs:75:14 [INFO] [stdout] 16: 0x611c9673b816 - core::result::unwrap_failed::hbb243a6a8b53218d [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/result.rs:1852:5 [INFO] [stdout] 17: 0x611c9663cebb - rust_out::main::_doctest_main_src_lib_rs_15_0::h459506f5f75d12e9 [INFO] [stdout] 18: 0x611c9663ccd6 - rust_out::main::h7e777e61203ca549 [INFO] [stdout] 19: 0x611c96637f63 - core::ops::function::FnOnce::call_once::h894b479a9b16664c [INFO] [stdout] 20: 0x611c9663e3a6 - std::sys::backtrace::__rust_begin_short_backtrace::hcbf029d2da904189 [INFO] [stdout] 21: 0x611c9663dc49 - std::rt::lang_start::{{closure}}::h3a05cfdeea429f55 [INFO] [stdout] 22: 0x611c96715900 - core::ops::function::impls:: for &F>::call_once::h32dc2b2f49a48277 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/ops/function.rs:290:21 [INFO] [stdout] 23: 0x611c96715900 - std::panicking::catch_unwind::do_call::h3353546a38525559 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:590:40 [INFO] [stdout] 24: 0x611c96715900 - std::panicking::catch_unwind::h57fb70202d1ae368 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:553:19 [INFO] [stdout] 25: 0x611c96715900 - std::panic::catch_unwind::h4b724a52bb5803b4 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panic.rs:359:14 [INFO] [stdout] 26: 0x611c96715900 - std::rt::lang_start_internal::{{closure}}::h3724b3072c80532a [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/rt.rs:175:24 [INFO] [stdout] 27: 0x611c96715900 - std::panicking::catch_unwind::do_call::h4f6e90f858bd1c3f [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:590:40 [INFO] [stdout] 28: 0x611c96715900 - std::panicking::catch_unwind::h81c085c0d350991c [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:553:19 [INFO] [stdout] 29: 0x611c96715900 - std::panic::catch_unwind::h289049af1176d82a [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panic.rs:359:14 [INFO] [stdout] 30: 0x611c96715900 - std::rt::lang_start_internal::h3c37ebeb799b11e1 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/rt.rs:171:5 [INFO] [stdout] 31: 0x611c9663dc31 - std::rt::lang_start::h5b53c8738ceaa0f6 [INFO] [stdout] 32: 0x611c9663e435 - main [INFO] [stdout] 33: 0x71153a3801ca - [INFO] [stdout] 34: 0x71153a38028b - __libc_start_main [INFO] [stdout] 35: 0x611c96627575 - _start [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 24) stdout ---- [INFO] [stdout] Test executable failed (exit status: 101). [INFO] [stdout] [INFO] [stdout] stdout: [INFO] [stdout] ✓ Decompression done! [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] [INFO] [stdout] thread 'main' (115) panicked at src/lib.rs:11:67: [INFO] [stdout] called `Result::unwrap()` on an `Err` value: IoError(Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }) [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5673196827b2 - std::backtrace_rs::backtrace::libunwind::trace::h0fb8082ca5562a61 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x5673196827b2 - std::backtrace_rs::backtrace::trace_unsynchronized::hfaa258994374a3cd [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x5673196827b2 - std::sys::backtrace::_print_fmt::h11496fe34963a885 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x5673196827b2 - ::fmt::hff1a9408d012ee89 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x5673196a1a7f - core::fmt::rt::Argument::fmt::hf11195b61445f5d1 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x5673196a1a7f - core::fmt::write::h2f1fc679f228cc52 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x5673196733f3 - std::io::default_write_fmt::hdd5e6d67566e664d [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x5673196733f3 - std::io::Write::write_fmt::haa2231cbd9aebf95 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x567319682602 - std::sys::backtrace::BacktraceLock::print::h28bfdbcac6d3828b [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x56731966ffdc - std::panicking::default_hook::{{closure}}::h1f968e3a24b0e3b4 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x56731966fe23 - std::panicking::default_hook::h43da101644971931 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:328:9 [INFO] [stdout] 11: 0x56731967051a - std::panicking::panic_with_hook::hb4e916c3e65eccec [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:834:13 [INFO] [stdout] 12: 0x56731968218a - std::panicking::panic_handler::{{closure}}::hbff715d0475cf1bd [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:707:13 [INFO] [stdout] 13: 0x5673196820e9 - std::sys::backtrace::__rust_end_short_backtrace::hd6f43484e45a4955 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 14: 0x56731967094d - __rustc[b29d3319de9a3146]::rust_begin_unwind [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:698:5 [INFO] [stdout] 15: 0x5673196a7cb0 - core::panicking::panic_fmt::h5f8d281875be5ff1 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panicking.rs:75:14 [INFO] [stdout] 16: 0x5673196a96e6 - core::result::unwrap_failed::hbb243a6a8b53218d [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/result.rs:1852:5 [INFO] [stdout] 17: 0x5673195a2ade - rust_out::main::_doctest_main_src_lib_rs_24_0::hc804eb202ea2272c [INFO] [stdout] 18: 0x5673195a27e6 - rust_out::main::h7e777e61203ca549 [INFO] [stdout] 19: 0x56731959fa53 - core::ops::function::FnOnce::call_once::h894b479a9b16664c [INFO] [stdout] 20: 0x5673195a51b6 - std::sys::backtrace::__rust_begin_short_backtrace::hcbf029d2da904189 [INFO] [stdout] 21: 0x5673195a4a39 - std::rt::lang_start::{{closure}}::h3a05cfdeea429f55 [INFO] [stdout] 22: 0x567319682d80 - core::ops::function::impls:: for &F>::call_once::h32dc2b2f49a48277 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/ops/function.rs:290:21 [INFO] [stdout] 23: 0x567319682d80 - std::panicking::catch_unwind::do_call::h3353546a38525559 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:590:40 [INFO] [stdout] 24: 0x567319682d80 - std::panicking::catch_unwind::h57fb70202d1ae368 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:553:19 [INFO] [stdout] 25: 0x567319682d80 - std::panic::catch_unwind::h4b724a52bb5803b4 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panic.rs:359:14 [INFO] [stdout] 26: 0x567319682d80 - std::rt::lang_start_internal::{{closure}}::h3724b3072c80532a [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/rt.rs:175:24 [INFO] [stdout] 27: 0x567319682d80 - std::panicking::catch_unwind::do_call::h4f6e90f858bd1c3f [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:590:40 [INFO] [stdout] 28: 0x567319682d80 - std::panicking::catch_unwind::h81c085c0d350991c [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:553:19 [INFO] [stdout] 29: 0x567319682d80 - std::panic::catch_unwind::h289049af1176d82a [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panic.rs:359:14 [INFO] [stdout] 30: 0x567319682d80 - std::rt::lang_start_internal::h3c37ebeb799b11e1 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/rt.rs:171:5 [INFO] [stdout] 31: 0x5673195a4a21 - std::rt::lang_start::h5b53c8738ceaa0f6 [INFO] [stdout] 32: 0x5673195a5245 - main [INFO] [stdout] 33: 0x7396ed57a1ca - [INFO] [stdout] 34: 0x7396ed57a28b - __libc_start_main [INFO] [stdout] 35: 0x567319590435 - _start [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 15) [INFO] [stdout] src/lib.rs - (line 24) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.73s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "114a4951e4e78b1cb54d9d2fe5992ce54801a319590a05a510843b2c5f0656e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "114a4951e4e78b1cb54d9d2fe5992ce54801a319590a05a510843b2c5f0656e9", kill_on_drop: false }` [INFO] [stdout] 114a4951e4e78b1cb54d9d2fe5992ce54801a319590a05a510843b2c5f0656e9