[INFO] fetching crate muzik 1.0.0...
[INFO] testing muzik-1.0.0 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate muzik 1.0.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate muzik 1.0.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate muzik 1.0.0
[INFO] tweaked toml for crates.io crate muzik 1.0.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate muzik 1.0.0 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate muzik 1.0.0 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23d67ef638794875449cf9ab680d268c1a163c0e68a4c577a86a633e0952d207
[INFO] running `Command { std: "docker" "start" "-a" "23d67ef638794875449cf9ab680d268c1a163c0e68a4c577a86a633e0952d207", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23d67ef638794875449cf9ab680d268c1a163c0e68a4c577a86a633e0952d207", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23d67ef638794875449cf9ab680d268c1a163c0e68a4c577a86a633e0952d207", kill_on_drop: false }`
[INFO] [stdout] 23d67ef638794875449cf9ab680d268c1a163c0e68a4c577a86a633e0952d207
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5fe849f72d359dcb2c5ae728adb3edeb466027b0e7f9884dd2cc9e0383a9eb1e
[INFO] running `Command { std: "docker" "start" "-a" "5fe849f72d359dcb2c5ae728adb3edeb466027b0e7f9884dd2cc9e0383a9eb1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling serde v1.0.207
[INFO] [stderr]    Compiling serde_json v1.0.125
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling syn v2.0.74
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling serde_derive v1.0.207
[INFO] [stderr]    Compiling midly v0.5.3
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stderr]    Compiling chordparser v1.0.1
[INFO] [stderr]    Compiling muzik v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/comping_generator.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 |         &self,
[INFO] [stdout]    |         ^^^^^ this lifetime flows to the output
[INFO] [stdout] ...
[INFO] [stdout] 75 |     ) -> Result<Smf, ParserErrors> {
[INFO] [stdout]    |                 --- the lifetime gets resolved as `'_`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 75 |     ) -> Result<Smf<'_>, ParserErrors> {
[INFO] [stdout]    |                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/comping_generator.rs:98:24
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub fn from_string(&self, i: &str, omit_bass: bool) -> Result<Smf, ParserErrors> {
[INFO] [stdout]    |                        ^^^^^ this lifetime flows to the output    --- the lifetime gets resolved as `'_`
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub fn from_string(&self, i: &str, omit_bass: bool) -> Result<Smf<'_>, ParserErrors> {
[INFO] [stdout]    |                                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "5fe849f72d359dcb2c5ae728adb3edeb466027b0e7f9884dd2cc9e0383a9eb1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fe849f72d359dcb2c5ae728adb3edeb466027b0e7f9884dd2cc9e0383a9eb1e", kill_on_drop: false }`
[INFO] [stdout] 5fe849f72d359dcb2c5ae728adb3edeb466027b0e7f9884dd2cc9e0383a9eb1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c16035267439aa2dbbbfdc508954a74f79f6165b52f38ecf67d1ba16bfc9ca53
[INFO] running `Command { std: "docker" "start" "-a" "c16035267439aa2dbbbfdc508954a74f79f6165b52f38ecf67d1ba16bfc9ca53", kill_on_drop: false }`
[INFO] [stderr]    Compiling muzik v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/comping_generator.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 |         &self,
[INFO] [stdout]    |         ^^^^^ this lifetime flows to the output
[INFO] [stdout] ...
[INFO] [stdout] 75 |     ) -> Result<Smf, ParserErrors> {
[INFO] [stdout]    |                 --- the lifetime gets resolved as `'_`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 75 |     ) -> Result<Smf<'_>, ParserErrors> {
[INFO] [stdout]    |                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/comping_generator.rs:98:24
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub fn from_string(&self, i: &str, omit_bass: bool) -> Result<Smf, ParserErrors> {
[INFO] [stdout]    |                        ^^^^^ this lifetime flows to the output    --- the lifetime gets resolved as `'_`
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub fn from_string(&self, i: &str, omit_bass: bool) -> Result<Smf<'_>, ParserErrors> {
[INFO] [stdout]    |                                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/comping_generator.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 |         &self,
[INFO] [stdout]    |         ^^^^^ this lifetime flows to the output
[INFO] [stdout] ...
[INFO] [stdout] 75 |     ) -> Result<Smf, ParserErrors> {
[INFO] [stdout]    |                 --- the lifetime gets resolved as `'_`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 75 |     ) -> Result<Smf<'_>, ParserErrors> {
[INFO] [stdout]    |                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/comping_generator.rs:98:24
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub fn from_string(&self, i: &str, omit_bass: bool) -> Result<Smf, ParserErrors> {
[INFO] [stdout]    |                        ^^^^^ this lifetime flows to the output    --- the lifetime gets resolved as `'_`
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub fn from_string(&self, i: &str, omit_bass: bool) -> Result<Smf<'_>, ParserErrors> {
[INFO] [stdout]    |                                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "c16035267439aa2dbbbfdc508954a74f79f6165b52f38ecf67d1ba16bfc9ca53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c16035267439aa2dbbbfdc508954a74f79f6165b52f38ecf67d1ba16bfc9ca53", kill_on_drop: false }`
[INFO] [stdout] c16035267439aa2dbbbfdc508954a74f79f6165b52f38ecf67d1ba16bfc9ca53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8239f218c2cd566863e88cfb076667a8fb474fa726b0cfb339d47108c2d6f3f6
[INFO] running `Command { std: "docker" "start" "-a" "8239f218c2cd566863e88cfb076667a8fb474fa726b0cfb339d47108c2d6f3f6", kill_on_drop: false }`
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]   --> src/comping_generator.rs:71:9
[INFO] [stderr]    |
[INFO] [stderr] 71 |         &self,
[INFO] [stderr]    |         ^^^^^ this lifetime flows to the output
[INFO] [stderr] ...
[INFO] [stderr] 75 |     ) -> Result<Smf, ParserErrors> {
[INFO] [stderr]    |                 --- the lifetime gets resolved as `'_`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]    |
[INFO] [stderr] 75 |     ) -> Result<Smf<'_>, ParserErrors> {
[INFO] [stderr]    |                    ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]   --> src/comping_generator.rs:98:24
[INFO] [stderr]    |
[INFO] [stderr] 98 |     pub fn from_string(&self, i: &str, omit_bass: bool) -> Result<Smf, ParserErrors> {
[INFO] [stderr]    |                        ^^^^^ this lifetime flows to the output    --- the lifetime gets resolved as `'_`
[INFO] [stderr]    |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]    |
[INFO] [stderr] 98 |     pub fn from_string(&self, i: &str, omit_bass: bool) -> Result<Smf<'_>, ParserErrors> {
[INFO] [stderr]    |                                                                      ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `muzik` (lib) generated 2 warnings
[INFO] [stderr] warning: `muzik` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/muzik-87efa5042fa2ff16)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests muzik
[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 1 test
[INFO] [stdout] test src/lib.rs - (line 46) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 46) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' panicked at src/lib.rs:20:52:
[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:     0x647bdb61cee2 - std::backtrace_rs::backtrace::libunwind::trace::h73a647620bf1c49d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x647bdb61cee2 - std::backtrace_rs::backtrace::trace_unsynchronized::hd4d513ed96cb3cb1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x647bdb61cee2 - std::sys::backtrace::_print_fmt::h61bb95f7476aafa5
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x647bdb61cee2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha2e7e3a01df69042
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x647bdb63b963 - core::fmt::rt::Argument::fmt::hf14163372f0f9a76
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x647bdb63b963 - core::fmt::write::h7cb8f63788cd01d2
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x647bdb61a5c3 - std::io::default_write_fmt::h92ac9345fd53cc14
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x647bdb61a5c3 - std::io::Write::write_fmt::h5ebaf381f8338068
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x647bdb61cd32 - std::sys::backtrace::BacktraceLock::print::h3ec4d7883eb25e61
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x647bdb61df26 - std::panicking::default_hook::{{closure}}::h29548987efd832cb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x647bdb61dd29 - std::panicking::default_hook::ha25170a15c643514
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:327:9
[INFO] [stdout]   11:     0x647bdb61e832 - std::panicking::rust_panic_with_hook::h0d81afcd829aa24b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:833:13
[INFO] [stdout]   12:     0x647bdb61e6ca - std::panicking::begin_panic_handler::{{closure}}::hc84a33f1202346cf
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:706:13
[INFO] [stdout]   13:     0x647bdb61d3d9 - std::sys::backtrace::__rust_end_short_backtrace::h373067a14f6c59aa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   14:     0x647bdb61e35d - __rustc[beb0385846a06d21]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:697:5
[INFO] [stdout]   15:     0x647bdb63a860 - core::panicking::panic_fmt::ha33fa2ae772efba9
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:75:14
[INFO] [stdout]   16:     0x647bdb63ac06 - core::result::unwrap_failed::hfbbd3c78a73fea3d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/result.rs:1761:5
[INFO] [stdout]   17:     0x647bdb5052bb - rust_out::main::_doctest_main_src_lib_rs_46_0::h79074566fd60210a
[INFO] [stdout]   18:     0x647bdb5050c6 - rust_out::main::h4293891446a396e5
[INFO] [stdout]   19:     0x647bdb4f91b3 - core::ops::function::FnOnce::call_once::h1b7f0f4a0fa90646
[INFO] [stdout]   20:     0x647bdb4f8186 - std::sys::backtrace::__rust_begin_short_backtrace::h93ddb45b5142a0f2
[INFO] [stdout]   21:     0x647bdb4f7c19 - std::rt::lang_start::{{closure}}::hc7952c01b1103b9a
[INFO] [stdout]   22:     0x647bdb6152f0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hc3929e8466919df6
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:284:21
[INFO] [stdout]   23:     0x647bdb6152f0 - std::panicking::catch_unwind::do_call::hed30a66745299fca
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   24:     0x647bdb6152f0 - std::panicking::catch_unwind::hdfb0bc9563518507
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   25:     0x647bdb6152f0 - std::panic::catch_unwind::hd0a1d748acfba573
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   26:     0x647bdb6152f0 - std::rt::lang_start_internal::{{closure}}::h0c1845f1b3064b93
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/rt.rs:175:24
[INFO] [stdout]   27:     0x647bdb6152f0 - std::panicking::catch_unwind::do_call::h1114c52e864472d2
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   28:     0x647bdb6152f0 - std::panicking::catch_unwind::h91938c6665615bc7
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   29:     0x647bdb6152f0 - std::panic::catch_unwind::h0c65d4211626564a
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x647bdb6152f0 - std::rt::lang_start_internal::hc41e58da8618ff02
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/rt.rs:171:5
[INFO] [stdout]   31:     0x647bdb4f7c01 - std::rt::lang_start::hcc2a7507424cf42d
[INFO] [stdout]   32:     0x647bdb505575 - main
[INFO] [stdout]   33:     0x74a829c601ca - <unknown>
[INFO] [stdout]   34:     0x74a829c6028b - __libc_start_main
[INFO] [stdout]   35:     0x647bdb4f26b5 - _start
[INFO] [stdout]   36:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 46)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.78s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "8239f218c2cd566863e88cfb076667a8fb474fa726b0cfb339d47108c2d6f3f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8239f218c2cd566863e88cfb076667a8fb474fa726b0cfb339d47108c2d6f3f6", kill_on_drop: false }`
[INFO] [stdout] 8239f218c2cd566863e88cfb076667a8fb474fa726b0cfb339d47108c2d6f3f6
