[INFO] fetching crate anvil-region 0.8.1...
[INFO] testing anvil-region-0.8.1 against master#cced03bfd61a304243a34504618ecec86c17063f for pr-154065-2
[INFO] extracting crate anvil-region 0.8.1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate anvil-region 0.8.1
[INFO] finished tweaking crates.io crate anvil-region 0.8.1
[INFO] tweaked toml for crates.io crate anvil-region 0.8.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate anvil-region 0.8.1 on toolchain cced03bfd61a304243a34504618ecec86c17063f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "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" "+cced03bfd61a304243a34504618ecec86c17063f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 13 packages to latest compatible versions
[INFO] [stderr]       Adding bitvec v0.17.4 (available: v1.0.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded radium v0.3.0
[INFO] [stderr]   Downloaded named-binary-tag v0.6.0
[INFO] [stderr]   Downloaded bitvec v0.17.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2354eda8db7c7232c4444112a2bda763a4e037254840ddce5eafa81ae93f3beb
[INFO] running `Command { std: "docker" "start" "-a" "2354eda8db7c7232c4444112a2bda763a4e037254840ddce5eafa81ae93f3beb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2354eda8db7c7232c4444112a2bda763a4e037254840ddce5eafa81ae93f3beb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2354eda8db7c7232c4444112a2bda763a4e037254840ddce5eafa81ae93f3beb", kill_on_drop: false }`
[INFO] [stdout] 2354eda8db7c7232c4444112a2bda763a4e037254840ddce5eafa81ae93f3beb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f5293a4a49df6adca90b32d77b98d1d6c43596fdba5acf999ae32f6836775be
[INFO] running `Command { std: "docker" "start" "-a" "5f5293a4a49df6adca90b32d77b98d1d6c43596fdba5acf999ae32f6836775be", kill_on_drop: false }`
[INFO] [stderr]    Compiling simd-adler32 v0.3.9
[INFO] [stderr]    Compiling radium v0.3.0
[INFO] [stderr]    Compiling either v1.16.0
[INFO] [stderr]    Compiling bitvec v0.17.4
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling flate2 v1.1.9
[INFO] [stderr]    Compiling named-binary-tag v0.6.0
[INFO] [stderr]    Compiling anvil-region v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.80s
[INFO] running `Command { std: "docker" "inspect" "5f5293a4a49df6adca90b32d77b98d1d6c43596fdba5acf999ae32f6836775be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f5293a4a49df6adca90b32d77b98d1d6c43596fdba5acf999ae32f6836775be", kill_on_drop: false }`
[INFO] [stdout] 5f5293a4a49df6adca90b32d77b98d1d6c43596fdba5acf999ae32f6836775be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c459dac003d5d0cac34f2075ec21ef65c5d1b0097776295d39f4380401138806
[INFO] running `Command { std: "docker" "start" "-a" "c459dac003d5d0cac34f2075ec21ef65c5d1b0097776295d39f4380401138806", kill_on_drop: false }`
[INFO] [stderr]    Compiling anvil-region v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "c459dac003d5d0cac34f2075ec21ef65c5d1b0097776295d39f4380401138806", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c459dac003d5d0cac34f2075ec21ef65c5d1b0097776295d39f4380401138806", kill_on_drop: false }`
[INFO] [stdout] c459dac003d5d0cac34f2075ec21ef65c5d1b0097776295d39f4380401138806
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 50d7d0be2b839461e3796b8f0192b35f7e33cf01cdc7498f0dbbdc6b68b1798d
[INFO] running `Command { std: "docker" "start" "-a" "50d7d0be2b839461e3796b8f0192b35f7e33cf01cdc7498f0dbbdc6b68b1798d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/anvil_region-bd65425af6d6befb)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test provider::tests::test_position_parse ... ok
[INFO] [stdout] test region::tests::test_extend_len ... ok
[INFO] [stdout] test region::tests::test_len ... ok
[INFO] [stdout] test region::tests::test_header_read ... ok
[INFO] [stdout] test region::tests::test_iterate_region_empty ... ok
[INFO] [stdout] test region::tests::test_used_sectors_only_header ... ok
[INFO] [stdout] test region::tests::test_used_sectors_all ... ok
[INFO] [stdout] test region::tests::test_update_metadata ... ok
[INFO] [stdout] test region::tests::test_used_sectors_partially ... ok
[INFO] [stdout] test region::tests::test_write_chunk_with_source_extend ... ok
[INFO] [stdout] test region::tests::test_write_chunk_with_insert_in_middle_gap ... ok
[INFO] [stdout] test region::tests::test_read_chunk_not_found ... ok
[INFO] [stdout] test region::tests::test_write_chunk_same_sector ... ok
[INFO] [stdout] test provider::tests::test_position_parse_invalid_format - should panic ... ok
[INFO] [stdout] test region::tests::test_read_chunk ... ok
[INFO] [stdout] test region::tests::test_write_chunk_same_sector_with_source_expand ... ok
[INFO] [stdout] test region::tests::test_write_chunk_not_enough_gap ... ok
[INFO] [stdout] test region::tests::test_iterate_region_not_found ... ok
[INFO] [stdout] test region::tests::test_iterate_region ... ok
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests anvil_region
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.53s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 29) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 9) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 29) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (76) panicked at src/lib.rs:14:55:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58fc3b435488 - std[929523f510218772]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58fc3b435488 - std[929523f510218772]::backtrace_rs::backtrace::trace_unsynchronized::<std[929523f510218772]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58fc3b435488 - std[929523f510218772]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58fc3b435488 - <<std[929523f510218772]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[28b146924c2f19c6]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58fc3b44622a - <core[28b146924c2f19c6]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58fc3b44622a - core[28b146924c2f19c6]::fmt::write
[INFO] [stdout]    6:     0x58fc3b438d22 - std[929523f510218772]::io::default_write_fmt::<std[929523f510218772]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x58fc3b438d22 - <std[929523f510218772]::sys::stdio::unix::Stderr as std[929523f510218772]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x58fc3b41fc16 - <std[929523f510218772]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58fc3b41fc16 - std[929523f510218772]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58fc3b431451 - std[929523f510218772]::panicking::default_hook
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x58fc3b43160b - std[929523f510218772]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:825:13
[INFO] [stdout]   12:     0x58fc3b41fcd2 - std[929523f510218772]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:698:13
[INFO] [stdout]   13:     0x58fc3b4150a9 - std[929523f510218772]::sys::backtrace::__rust_end_short_backtrace::<std[929523f510218772]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x58fc3b4205bd - __rustc[acf6043c977865fb]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:689:5
[INFO] [stdout]   15:     0x58fc3b44697c - core[28b146924c2f19c6]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x58fc3b4466f2 - core[28b146924c2f19c6]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/result.rs:1872:5
[INFO] [stdout]   17:     0x58fc3b3dc664 - rust_out[55b2f4d6dc07c20e]::main::_doctest_main_src_lib_rs_29_0
[INFO] [stdout]   18:     0x58fc3b3d98f6 - rust_out[55b2f4d6dc07c20e]::main
[INFO] [stdout]   19:     0x58fc3b3ddd03 - <fn() as core[28b146924c2f19c6]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   20:     0x58fc3b3d94d6 - std[929523f510218772]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]   21:     0x58fc3b3d97f9 - std[929523f510218772]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]   22:     0x58fc3b430bf7 - <&dyn core[28b146924c2f19c6]::ops::function::Fn<(), Output = i32> + core[28b146924c2f19c6]::panic::unwind_safe::RefUnwindSafe + core[28b146924c2f19c6]::marker::Sync as core[28b146924c2f19c6]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   23:     0x58fc3b430bf7 - std[929523f510218772]::panicking::catch_unwind::do_call::<&dyn core[28b146924c2f19c6]::ops::function::Fn<(), Output = i32> + core[28b146924c2f19c6]::panic::unwind_safe::RefUnwindSafe + core[28b146924c2f19c6]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   24:     0x58fc3b430bf7 - std[929523f510218772]::panicking::catch_unwind::<i32, &dyn core[28b146924c2f19c6]::ops::function::Fn<(), Output = i32> + core[28b146924c2f19c6]::panic::unwind_safe::RefUnwindSafe + core[28b146924c2f19c6]::marker::Sync>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   25:     0x58fc3b430bf7 - std[929523f510218772]::panic::catch_unwind::<&dyn core[28b146924c2f19c6]::ops::function::Fn<(), Output = i32> + core[28b146924c2f19c6]::panic::unwind_safe::RefUnwindSafe + core[28b146924c2f19c6]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panic.rs:359:14
[INFO] [stdout]   26:     0x58fc3b430bf7 - std[929523f510218772]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/rt.rs:175:24
[INFO] [stdout]   27:     0x58fc3b430bf7 - std[929523f510218772]::panicking::catch_unwind::do_call::<std[929523f510218772]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x58fc3b430bf7 - std[929523f510218772]::panicking::catch_unwind::<isize, std[929523f510218772]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x58fc3b430bf7 - std[929523f510218772]::panic::catch_unwind::<std[929523f510218772]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x58fc3b430bf7 - std[929523f510218772]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/rt.rs:171:5
[INFO] [stdout]   31:     0x58fc3b3d8471 - std[929523f510218772]::rt::lang_start::<()>
[INFO] [stdout]   32:     0x58fc3b3de2a5 - main
[INFO] [stdout]   33:     0x735e40ee21ca - <unknown>
[INFO] [stdout]   34:     0x735e40ee228b - __libc_start_main
[INFO] [stdout]   35:     0x58fc3b3d7775 - _start
[INFO] [stdout]   36:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 9) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (95) panicked at src/lib.rs:13:55:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6135fb31dd18 - std[929523f510218772]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6135fb31dd18 - std[929523f510218772]::backtrace_rs::backtrace::trace_unsynchronized::<std[929523f510218772]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6135fb31dd18 - std[929523f510218772]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x6135fb31dd18 - <<std[929523f510218772]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[28b146924c2f19c6]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x6135fb33105a - <core[28b146924c2f19c6]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x6135fb33105a - core[28b146924c2f19c6]::fmt::write
[INFO] [stdout]    6:     0x6135fb321572 - std[929523f510218772]::io::default_write_fmt::<std[929523f510218772]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x6135fb321572 - <std[929523f510218772]::sys::stdio::unix::Stderr as std[929523f510218772]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x6135fb308716 - <std[929523f510218772]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x6135fb308716 - std[929523f510218772]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x6135fb319ce1 - std[929523f510218772]::panicking::default_hook
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x6135fb319e9b - std[929523f510218772]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:825:13
[INFO] [stdout]   12:     0x6135fb3087d2 - std[929523f510218772]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:698:13
[INFO] [stdout]   13:     0x6135fb2fdba9 - std[929523f510218772]::sys::backtrace::__rust_end_short_backtrace::<std[929523f510218772]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x6135fb3090bd - __rustc[acf6043c977865fb]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:689:5
[INFO] [stdout]   15:     0x6135fb3317ac - core[28b146924c2f19c6]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x6135fb331522 - core[28b146924c2f19c6]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/result.rs:1872:5
[INFO] [stdout]   17:     0x6135fb2c0d94 - rust_out[55b2f4d6dc07c20e]::main::_doctest_main_src_lib_rs_9_0
[INFO] [stdout]   18:     0x6135fb2bee36 - rust_out[55b2f4d6dc07c20e]::main
[INFO] [stdout]   19:     0x6135fb2c4103 - <fn() as core[28b146924c2f19c6]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   20:     0x6135fb2be456 - std[929523f510218772]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]   21:     0x6135fb2bedb9 - std[929523f510218772]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]   22:     0x6135fb319487 - <&dyn core[28b146924c2f19c6]::ops::function::Fn<(), Output = i32> + core[28b146924c2f19c6]::panic::unwind_safe::RefUnwindSafe + core[28b146924c2f19c6]::marker::Sync as core[28b146924c2f19c6]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   23:     0x6135fb319487 - std[929523f510218772]::panicking::catch_unwind::do_call::<&dyn core[28b146924c2f19c6]::ops::function::Fn<(), Output = i32> + core[28b146924c2f19c6]::panic::unwind_safe::RefUnwindSafe + core[28b146924c2f19c6]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   24:     0x6135fb319487 - std[929523f510218772]::panicking::catch_unwind::<i32, &dyn core[28b146924c2f19c6]::ops::function::Fn<(), Output = i32> + core[28b146924c2f19c6]::panic::unwind_safe::RefUnwindSafe + core[28b146924c2f19c6]::marker::Sync>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   25:     0x6135fb319487 - std[929523f510218772]::panic::catch_unwind::<&dyn core[28b146924c2f19c6]::ops::function::Fn<(), Output = i32> + core[28b146924c2f19c6]::panic::unwind_safe::RefUnwindSafe + core[28b146924c2f19c6]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panic.rs:359:14
[INFO] [stdout]   26:     0x6135fb319487 - std[929523f510218772]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/rt.rs:175:24
[INFO] [stdout]   27:     0x6135fb319487 - std[929523f510218772]::panicking::catch_unwind::do_call::<std[929523f510218772]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x6135fb319487 - std[929523f510218772]::panicking::catch_unwind::<isize, std[929523f510218772]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x6135fb319487 - std[929523f510218772]::panic::catch_unwind::<std[929523f510218772]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x6135fb319487 - std[929523f510218772]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/rt.rs:171:5
[INFO] [stdout]   31:     0x6135fb2b9e31 - std[929523f510218772]::rt::lang_start::<()>
[INFO] [stdout]   32:     0x6135fb2c4525 - main
[INFO] [stdout]   33:     0x7381891f61ca - <unknown>
[INFO] [stdout]   34:     0x7381891f628b - __libc_start_main
[INFO] [stdout]   35:     0x6135fb2b7dc5 - _start
[INFO] [stdout]   36:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 29)
[INFO] [stdout]     src/lib.rs - (line 9)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.67s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "50d7d0be2b839461e3796b8f0192b35f7e33cf01cdc7498f0dbbdc6b68b1798d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50d7d0be2b839461e3796b8f0192b35f7e33cf01cdc7498f0dbbdc6b68b1798d", kill_on_drop: false }`
[INFO] [stdout] 50d7d0be2b839461e3796b8f0192b35f7e33cf01cdc7498f0dbbdc6b68b1798d
