[INFO] fetching crate readings-probe 0.1.8...
[INFO] testing readings-probe-0.1.8 against 1.93.0 for beta-1.94-1
[INFO] extracting crate readings-probe 0.1.8 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate readings-probe 0.1.8
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate readings-probe 0.1.8
[INFO] tweaked toml for crates.io crate readings-probe 0.1.8 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate readings-probe 0.1.8 on toolchain 1.93.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.93.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate readings-probe 0.1.8 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" "+1.93.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror-impl v1.0.30
[INFO] [stderr]   Downloaded unicode-xid v0.2.2
[INFO] [stderr]   Downloaded fs_extra v1.2.0
[INFO] [stderr]   Downloaded thiserror v1.0.30
[INFO] [stderr]   Downloaded quote v1.0.10
[INFO] [stderr]   Downloaded jemallocator v0.3.2
[INFO] [stderr]   Downloaded proc-macro2 v1.0.32
[INFO] [stderr]   Downloaded cc v1.0.72
[INFO] [stderr]   Downloaded syn v1.0.81
[INFO] [stderr]   Downloaded jemalloc-sys v0.3.2
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4001f8c9a49c77a233ccc0e356cf2c058ae4454540fd6a89e8f11c736e957c0b
[INFO] running `Command { std: "docker" "start" "-a" "4001f8c9a49c77a233ccc0e356cf2c058ae4454540fd6a89e8f11c736e957c0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4001f8c9a49c77a233ccc0e356cf2c058ae4454540fd6a89e8f11c736e957c0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4001f8c9a49c77a233ccc0e356cf2c058ae4454540fd6a89e8f11c736e957c0b", kill_on_drop: false }`
[INFO] [stdout] 4001f8c9a49c77a233ccc0e356cf2c058ae4454540fd6a89e8f11c736e957c0b
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d50146766b966969fffd368518171ed85b5526f325566f1334302422ef7ff24a
[INFO] running `Command { std: "docker" "start" "-a" "d50146766b966969fffd368518171ed85b5526f325566f1334302422ef7ff24a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling readings-probe v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/lib.rs:251:27
[INFO] [stdout]     |
[INFO] [stdout] 251 |                 .find(|m| (m.0 == name))
[INFO] [stdout]     |                           ^           ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 251 -                 .find(|m| (m.0 == name))
[INFO] [stdout] 251 +                 .find(|m| m.0 == name)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.87s
[INFO] running `Command { std: "docker" "inspect" "d50146766b966969fffd368518171ed85b5526f325566f1334302422ef7ff24a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d50146766b966969fffd368518171ed85b5526f325566f1334302422ef7ff24a", kill_on_drop: false }`
[INFO] [stdout] d50146766b966969fffd368518171ed85b5526f325566f1334302422ef7ff24a
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c55b1ad2128bf88f6da604d360b1ea179fa8a1f3378aa746766af9ca3eb2465
[INFO] running `Command { std: "docker" "start" "-a" "6c55b1ad2128bf88f6da604d360b1ea179fa8a1f3378aa746766af9ca3eb2465", kill_on_drop: false }`
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/lib.rs:251:27
[INFO] [stdout]     |
[INFO] [stdout] 251 |                 .find(|m| (m.0 == name))
[INFO] [stdout]     |                           ^           ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 251 -                 .find(|m| (m.0 == name))
[INFO] [stdout] 251 +                 .find(|m| m.0 == name)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling jemalloc-sys v0.3.2
[INFO] [stderr]    Compiling jemallocator v0.3.2
[INFO] [stderr]    Compiling readings-probe v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/lib.rs:251:27
[INFO] [stdout]     |
[INFO] [stdout] 251 |                 .find(|m| (m.0 == name))
[INFO] [stdout]     |                           ^           ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 251 -                 .find(|m| (m.0 == name))
[INFO] [stdout] 251 +                 .find(|m| m.0 == name)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: fs_extra v1.2.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "6c55b1ad2128bf88f6da604d360b1ea179fa8a1f3378aa746766af9ca3eb2465", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c55b1ad2128bf88f6da604d360b1ea179fa8a1f3378aa746766af9ca3eb2465", kill_on_drop: false }`
[INFO] [stdout] 6c55b1ad2128bf88f6da604d360b1ea179fa8a1f3378aa746766af9ca3eb2465
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8d49a135402e0fc438b1de2d1d43748ba56f083e6bc29187fdba47d7897d49e8
[INFO] running `Command { std: "docker" "start" "-a" "8d49a135402e0fc438b1de2d1d43748ba56f083e6bc29187fdba47d7897d49e8", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]    --> src/lib.rs:251:27
[INFO] [stderr]     |
[INFO] [stderr] 251 |                 .find(|m| (m.0 == name))
[INFO] [stderr]     |                           ^           ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 251 -                 .find(|m| (m.0 == name))
[INFO] [stderr] 251 +                 .find(|m| m.0 == name)
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `readings-probe` (lib) generated 1 warning (run `cargo fix --lib -p readings-probe` to apply 1 suggestion)
[INFO] [stderr] warning: `readings-probe` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: fs_extra v1.2.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/readings_probe-d1510f5380456fa7)
[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 readings_probe
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]    --> src/lib.rs:251:27
[INFO] [stderr]     |
[INFO] [stderr] 251 |                 .find(|m| (m.0 == name))
[INFO] [stderr]     |                           ^           ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 251 -                 .find(|m| (m.0 == name))
[INFO] [stderr] 251 +                 .find(|m| m.0 == name)
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 13) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 13) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (55) panicked at src/lib.rs:11:74:
[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:     0x5eede4e33492 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5eede4e33492 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5eede4e33492 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x5eede4e33492 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x5eede4e43077 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5eede4e43077 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x5eede4e10556 - std::io::default_write_fmt::hdea1c6df292e9097
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5eede4e10556 - std::io::Write::write_fmt::ha6a1d6c1ea64b2d0
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5eede4e183e9 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x5eede4e183e9 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5eede4e18249 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x5eede4e1862b - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:825:13
[INFO] [stdout]   12:     0x5eede4e184a8 - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:698:13
[INFO] [stdout]   13:     0x5eede4e16149 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   14:     0x5eede4e04c5d - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   15:     0x5eede4e4a39c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x5eede4e49cf2 - core::result::unwrap_failed::h23873bb39ca9a844
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/result.rs:1867:5
[INFO] [stdout]   17:     0x5eede4deed3e - rust_out::main::h48cd73cf072a5870
[INFO] [stdout]   18:     0x5eede4deda53 - core::ops::function::FnOnce::call_once::h4d74a42d2b99cf99
[INFO] [stdout]   19:     0x5eede4ded846 - std::sys::backtrace::__rust_begin_short_backtrace::h383ae72751dbc793
[INFO] [stdout]   20:     0x5eede4ded6f9 - std::rt::lang_start::{{closure}}::h7361f7ba805f911b
[INFO] [stdout]   21:     0x5eede4e11b76 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h52f3341f83ee0b20
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   22:     0x5eede4e11b76 - std::panicking::catch_unwind::do_call::h14dbcc353f10da05
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   23:     0x5eede4e11b76 - std::panicking::catch_unwind::h0f5e61927052bc65
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   24:     0x5eede4e11b76 - std::panic::catch_unwind::h8d8992fccbbe3818
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   25:     0x5eede4e11b76 - std::rt::lang_start_internal::{{closure}}::h2586bbc303a85ad8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/rt.rs:175:24
[INFO] [stdout]   26:     0x5eede4e11b76 - std::panicking::catch_unwind::do_call::h68525f29457c7630
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   27:     0x5eede4e11b76 - std::panicking::catch_unwind::h9d0806e64d8b7d77
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   28:     0x5eede4e11b76 - std::panic::catch_unwind::h9b43c59c05f0dec3
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x5eede4e11b76 - std::rt::lang_start_internal::h74b643a2cc7fe3b4
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/rt.rs:171:5
[INFO] [stdout]   30:     0x5eede4ded6e1 - std::rt::lang_start::h54215be32e18fe12
[INFO] [stdout]   31:     0x5eede4def2e5 - main
[INFO] [stdout]   32:     0x7ec4d897c1ca - <unknown>
[INFO] [stdout]   33:     0x7ec4d897c28b - __libc_start_main
[INFO] [stdout]   34:     0x5eede4dec4e5 - _start
[INFO] [stdout]   35:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 13)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.34s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "8d49a135402e0fc438b1de2d1d43748ba56f083e6bc29187fdba47d7897d49e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d49a135402e0fc438b1de2d1d43748ba56f083e6bc29187fdba47d7897d49e8", kill_on_drop: false }`
[INFO] [stdout] 8d49a135402e0fc438b1de2d1d43748ba56f083e6bc29187fdba47d7897d49e8
