[INFO] fetching crate stupidalloc 0.2.2...
[INFO] testing stupidalloc-0.2.2 against try#a7ee93192a766fb0dafa23def7154fc03cfcfc3e for pr-146989
[INFO] extracting crate stupidalloc 0.2.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate stupidalloc 0.2.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate stupidalloc 0.2.2
[INFO] tweaked toml for crates.io crate stupidalloc 0.2.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stupidalloc 0.2.2 on toolchain a7ee93192a766fb0dafa23def7154fc03cfcfc3e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ee93192a766fb0dafa23def7154fc03cfcfc3e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate stupidalloc 0.2.2 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" "+a7ee93192a766fb0dafa23def7154fc03cfcfc3e" "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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a7ee93192a766fb0dafa23def7154fc03cfcfc3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb34053613ba8e75bec0a5ef67796e8e0dcc0264b61ef4d3af992c30ceb5d39c
[INFO] running `Command { std: "docker" "start" "-a" "fb34053613ba8e75bec0a5ef67796e8e0dcc0264b61ef4d3af992c30ceb5d39c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb34053613ba8e75bec0a5ef67796e8e0dcc0264b61ef4d3af992c30ceb5d39c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb34053613ba8e75bec0a5ef67796e8e0dcc0264b61ef4d3af992c30ceb5d39c", kill_on_drop: false }`
[INFO] [stdout] fb34053613ba8e75bec0a5ef67796e8e0dcc0264b61ef4d3af992c30ceb5d39c
[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=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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a7ee93192a766fb0dafa23def7154fc03cfcfc3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3bf1464decc740511d7c95fe5ee84a6f844dd4cf980f5ae2b6e2a93821f5232
[INFO] running `Command { std: "docker" "start" "-a" "d3bf1464decc740511d7c95fe5ee84a6f844dd4cf980f5ae2b6e2a93821f5232", kill_on_drop: false }`
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling zerocopy v0.7.32
[INFO] [stderr]    Compiling allocator-api2 v0.2.16
[INFO] [stderr]    Compiling memmap2 v0.7.1
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling stupidalloc v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "d3bf1464decc740511d7c95fe5ee84a6f844dd4cf980f5ae2b6e2a93821f5232", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3bf1464decc740511d7c95fe5ee84a6f844dd4cf980f5ae2b6e2a93821f5232", kill_on_drop: false }`
[INFO] [stdout] d3bf1464decc740511d7c95fe5ee84a6f844dd4cf980f5ae2b6e2a93821f5232
[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=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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a7ee93192a766fb0dafa23def7154fc03cfcfc3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a2834f56c9618b72e84a5da8a15181438cab2483f7f6eec9e46d41ad4d200fa
[INFO] running `Command { std: "docker" "start" "-a" "8a2834f56c9618b72e84a5da8a15181438cab2483f7f6eec9e46d41ad4d200fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling stupidalloc v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "8a2834f56c9618b72e84a5da8a15181438cab2483f7f6eec9e46d41ad4d200fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a2834f56c9618b72e84a5da8a15181438cab2483f7f6eec9e46d41ad4d200fa", kill_on_drop: false }`
[INFO] [stdout] 8a2834f56c9618b72e84a5da8a15181438cab2483f7f6eec9e46d41ad4d200fa
[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=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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a7ee93192a766fb0dafa23def7154fc03cfcfc3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7a8a964a04101f28d752612a4474a0a05f7842345b865ebac4fcbe228e65b287
[INFO] running `Command { std: "docker" "start" "-a" "7a8a964a04101f28d752612a4474a0a05f7842345b865ebac4fcbe228e65b287", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/stupidalloc-ec9783a7dc2f0630)
[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] [stderr]    Doc-tests stupidalloc
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 65) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 12) ... ok
[INFO] [stdout] test src/lib.rs - (line 23) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 23) stdout ----
[INFO] [stdout] Test executable failed (signal: 6 (SIGABRT) (core dumped)).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (88) panicked at src/lib.rs:705:47:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58c418820ba2 - std[b14e17aa63033746]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58c418820ba2 - std[b14e17aa63033746]::backtrace_rs::backtrace::trace_unsynchronized::<std[b14e17aa63033746]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58c418820ba2 - std[b14e17aa63033746]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58c418820ba2 - <<std[b14e17aa63033746]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[7ebf52c056bd56a4]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58c4188321aa - <core[7ebf52c056bd56a4]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58c4188321aa - core[7ebf52c056bd56a4]::fmt::write
[INFO] [stdout]    6:     0x58c418824be6 - std[b14e17aa63033746]::io::default_write_fmt::<std[b14e17aa63033746]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x58c418824be6 - <std[b14e17aa63033746]::sys::stdio::unix::Stderr as std[b14e17aa63033746]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x58c41880b0ff - <std[b14e17aa63033746]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58c41880b0ff - std[b14e17aa63033746]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58c41881cf71 - std[b14e17aa63033746]::panicking::default_hook
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x58c41881d12b - std[b14e17aa63033746]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/panicking.rs:825:13
[INFO] [stdout]   12:     0x58c41880b1b8 - std[b14e17aa63033746]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/panicking.rs:698:13
[INFO] [stdout]   13:     0x58c418802e39 - std[b14e17aa63033746]::sys::backtrace::__rust_end_short_backtrace::<std[b14e17aa63033746]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x58c41880b8bd - __rustc[f8abce35e9738d16]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/panicking.rs:689:5
[INFO] [stdout]   15:     0x58c41883287c - core[7ebf52c056bd56a4]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x58c4188325f2 - core[7ebf52c056bd56a4]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/core/src/result.rs:1867:5
[INFO] [stdout]   17:     0x58c4187e6382 - <core[7ebf52c056bd56a4]::result::Result<(), std[b14e17aa63033746]::io::error::Error>>::unwrap
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/core/src/result.rs:1233:23
[INFO] [stdout]   18:     0x58c4187e6382 - <stupidalloc[ad6e44fe4d3df148]::StupidAlloc as core[7ebf52c056bd56a4]::alloc::Allocator>::deallocate
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:705:47
[INFO] [stdout]   19:     0x58c4187e66d7 - <stupidalloc[ad6e44fe4d3df148]::StupidAlloc as core[7ebf52c056bd56a4]::alloc::global::GlobalAlloc>::dealloc
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:734:9
[INFO] [stdout]   20:     0x58c4187e303e - __rustc[f8abce35e9738d16]::__rust_dealloc
[INFO] [stdout]   21:     0x58c41881ff57 - alloc[ed4a2d6a5f8966cc]::alloc::dealloc
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/alloc/src/alloc.rs:115:14
[INFO] [stdout]   22:     0x58c41881ff57 - <alloc[ed4a2d6a5f8966cc]::alloc::Global>::deallocate_impl_runtime
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/alloc/src/alloc.rs:209:22
[INFO] [stdout]   23:     0x58c41881ff57 - <alloc[ed4a2d6a5f8966cc]::alloc::Global>::deallocate_impl
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/alloc/src/alloc.rs:324:9
[INFO] [stdout]   24:     0x58c41881ff57 - <alloc[ed4a2d6a5f8966cc]::alloc::Global as core[7ebf52c056bd56a4]::alloc::Allocator>::deallocate
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/alloc/src/alloc.rs:442:23
[INFO] [stdout]   25:     0x58c41881ff57 - <alloc[ed4a2d6a5f8966cc]::boxed::Box<str> as core[7ebf52c056bd56a4]::ops::drop::Drop>::drop
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/alloc/src/boxed.rs:1887:24
[INFO] [stdout]   26:     0x58c41881ff57 - core[7ebf52c056bd56a4]::ptr::drop_in_place::<alloc[ed4a2d6a5f8966cc]::boxed::Box<str>>
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/core/src/ptr/mod.rs:805:1
[INFO] [stdout]   27:     0x58c41881ff57 - core[7ebf52c056bd56a4]::ptr::drop_in_place::<core[7ebf52c056bd56a4]::option::Option<alloc[ed4a2d6a5f8966cc]::boxed::Box<str>>>
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/core/src/ptr/mod.rs:805:1
[INFO] [stdout]   28:     0x58c41881ff57 - core[7ebf52c056bd56a4]::ptr::drop_in_place::<std[b14e17aa63033746]::sys::pal::unix::stack_overflow::thread_info::ThreadInfo>
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/core/src/ptr/mod.rs:805:1
[INFO] [stdout]   29:     0x58c41881ff57 - core[7ebf52c056bd56a4]::ptr::drop_in_place::<core[7ebf52c056bd56a4]::option::Option<std[b14e17aa63033746]::sys::pal::unix::stack_overflow::thread_info::ThreadInfo>>
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/core/src/ptr/mod.rs:805:1
[INFO] [stdout]   30:     0x58c41881ff57 - std[b14e17aa63033746]::sys::pal::unix::stack_overflow::thread_info::delete_current_info
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/sys/pal/unix/stack_overflow/thread_info.rs:132:30
[INFO] [stdout]   31:     0x58c41881ff57 - std[b14e17aa63033746]::sys::pal::unix::stack_overflow::imp::drop_handler
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/sys/pal/unix/stack_overflow.rs:304:9
[INFO] [stdout]   32:     0x58c41880a5b4 - std[b14e17aa63033746]::sys::pal::unix::stack_overflow::imp::cleanup
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/sys/pal/unix/stack_overflow.rs:202:18
[INFO] [stdout]   33:     0x58c41880a5b4 - std[b14e17aa63033746]::sys::pal::unix::cleanup
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/sys/pal/unix/mod.rs:221:5
[INFO] [stdout]   34:     0x58c41880a5b4 - std[b14e17aa63033746]::rt::cleanup::{closure#0}
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/rt.rs:145:9
[INFO] [stdout]   35:     0x58c41880a5b4 - <std[b14e17aa63033746]::sync::once::Once>::call_once::<std[b14e17aa63033746]::rt::cleanup::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/sync/once.rs:159:41
[INFO] [stdout]   36:     0x58c41880d927 - <std[b14e17aa63033746]::sys::sync::once::futex::Once>::call
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/sys/sync/once/futex.rs:178:21
[INFO] [stdout]   37:     0x58c41881c561 - <std[b14e17aa63033746]::sync::once::Once>::call_once::<std[b14e17aa63033746]::rt::cleanup::{closure#0}>
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/sync/once.rs:159:20
[INFO] [stdout]   38:     0x58c41881c561 - std[b14e17aa63033746]::rt::cleanup
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/rt.rs:141:13
[INFO] [stdout]   39:     0x58c41881c561 - std[b14e17aa63033746]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/rt.rs:187:9
[INFO] [stdout]   40:     0x58c41881c561 - std[b14e17aa63033746]::panicking::catch_unwind::do_call::<std[b14e17aa63033746]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/panicking.rs:581:40
[INFO] [stdout]   41:     0x58c41881c561 - std[b14e17aa63033746]::panicking::catch_unwind::<isize, std[b14e17aa63033746]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/panicking.rs:544:19
[INFO] [stdout]   42:     0x58c41881c561 - std[b14e17aa63033746]::panic::catch_unwind::<std[b14e17aa63033746]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/panic.rs:359:14
[INFO] [stdout]   43:     0x58c41881c561 - std[b14e17aa63033746]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/rt.rs:171:5
[INFO] [stdout]   44:     0x58c4187e2f71 - std[b14e17aa63033746]::rt::lang_start::<()>
[INFO] [stdout]   45:     0x58c4187e35d5 - main
[INFO] [stdout]   46:     0x7ca9e25ab1ca - <unknown>
[INFO] [stdout]   47:     0x7ca9e25ab28b - __libc_start_main
[INFO] [stdout]   48:     0x58c4187e2e85 - _start
[INFO] [stdout]   49:                0x0 - <unknown>
[INFO] [stdout] fatal runtime error: failed to initiate panic, error 3, aborting
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 23)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.43s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "7a8a964a04101f28d752612a4474a0a05f7842345b865ebac4fcbe228e65b287", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a8a964a04101f28d752612a4474a0a05f7842345b865ebac4fcbe228e65b287", kill_on_drop: false }`
[INFO] [stdout] 7a8a964a04101f28d752612a4474a0a05f7842345b865ebac4fcbe228e65b287