[INFO] cloning repository https://github.com/jlyonsmith/rppal-mfrc522
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jlyonsmith/rppal-mfrc522" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjlyonsmith%2Frppal-mfrc522", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjlyonsmith%2Frppal-mfrc522'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f2939ad096339e1fb9d71724f93fe0f715fc17c9
[INFO] testing jlyonsmith/rppal-mfrc522 against 1.94.0 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjlyonsmith%2Frppal-mfrc522" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/jlyonsmith/rppal-mfrc522
[INFO] finished tweaking git repo https://github.com/jlyonsmith/rppal-mfrc522
[INFO] tweaked toml for git repo https://github.com/jlyonsmith/rppal-mfrc522 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jlyonsmith/rppal-mfrc522 on toolchain 1.94.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jlyonsmith/rppal-mfrc522 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" "+1.94.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded numtoa v0.2.4
[INFO] [stderr]   Downloaded clap_lex v0.7.0
[INFO] [stderr]   Downloaded clap_derive v4.5.4
[INFO] [stderr]   Downloaded simple_cancelation_token v0.0.1
[INFO] [stderr]   Downloaded anstyle-wincon v3.0.1
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[INFO] [stderr]   Downloaded termion v4.0.5
[INFO] [stderr]   Downloaded clap v4.5.4
[INFO] [stderr]   Downloaded clap_builder v4.5.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+1.94.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc407f7a9659171f5bdd746cdec0c67cacb6457a9dfb7ba27b71e8765928dc5f
[INFO] running `Command { std: "docker" "start" "-a" "fc407f7a9659171f5bdd746cdec0c67cacb6457a9dfb7ba27b71e8765928dc5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc407f7a9659171f5bdd746cdec0c67cacb6457a9dfb7ba27b71e8765928dc5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc407f7a9659171f5bdd746cdec0c67cacb6457a9dfb7ba27b71e8765928dc5f", kill_on_drop: false }`
[INFO] [stdout] fc407f7a9659171f5bdd746cdec0c67cacb6457a9dfb7ba27b71e8765928dc5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 717b413bf00247a44d2735986d3d754b5af95952dc91c17507bb3ade351f5cfe
[INFO] running `Command { std: "docker" "start" "-a" "717b413bf00247a44d2735986d3d754b5af95952dc91c17507bb3ade351f5cfe", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.0
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling clap_lex v0.7.0
[INFO] [stderr]    Compiling numtoa v0.2.4
[INFO] [stderr]    Compiling anstyle-parse v0.2.2
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling rppal v0.22.1
[INFO] [stderr]    Compiling anstream v0.6.14
[INFO] [stderr]    Compiling termion v4.0.5
[INFO] [stderr]    Compiling clap_builder v4.5.2
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling ctrlc v3.4.7
[INFO] [stderr]    Compiling clap_derive v4.5.4
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling clap v4.5.4
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling simple_cancelation_token v0.0.1
[INFO] [stderr]    Compiling rppal_mfrc522 v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/mfrc522.rs:249:50
[INFO] [stdout]     |
[INFO] [stdout] 249 |         self.rmw(Register::TxControlReg, |value| (value | 0x03))?; // Turn on the antenna
[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] 249 -         self.rmw(Register::TxControlReg, |value| (value | 0x03))?; // Turn on the antenna
[INFO] [stdout] 249 +         self.rmw(Register::TxControlReg, |value| value | 0x03 )?; // Turn on the antenna
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/mfrc522.rs:126:21
[INFO] [stdout]     |
[INFO] [stdout] 126 |     pub fn new(spi: &mut Spi) -> Mfrc522 {
[INFO] [stdout]     |                     ^^^^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 126 |     pub fn new(spi: &mut Spi) -> Mfrc522<'_> {
[INFO] [stdout]     |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.42s
[INFO] running `Command { std: "docker" "inspect" "717b413bf00247a44d2735986d3d754b5af95952dc91c17507bb3ade351f5cfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "717b413bf00247a44d2735986d3d754b5af95952dc91c17507bb3ade351f5cfe", kill_on_drop: false }`
[INFO] [stdout] 717b413bf00247a44d2735986d3d754b5af95952dc91c17507bb3ade351f5cfe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fcaca4adec64ca006acc0f28d7dc34b20044452e3286d9329bcbbaa2b35279ae
[INFO] running `Command { std: "docker" "start" "-a" "fcaca4adec64ca006acc0f28d7dc34b20044452e3286d9329bcbbaa2b35279ae", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/mfrc522.rs:249:50
[INFO] [stdout]     |
[INFO] [stdout] 249 |         self.rmw(Register::TxControlReg, |value| (value | 0x03))?; // Turn on the antenna
[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] 249 -         self.rmw(Register::TxControlReg, |value| (value | 0x03))?; // Turn on the antenna
[INFO] [stdout] 249 +         self.rmw(Register::TxControlReg, |value| value | 0x03 )?; // Turn on the antenna
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rppal_mfrc522 v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/mfrc522.rs:126:21
[INFO] [stdout]     |
[INFO] [stdout] 126 |     pub fn new(spi: &mut Spi) -> Mfrc522 {
[INFO] [stdout]     |                     ^^^^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 126 |     pub fn new(spi: &mut Spi) -> Mfrc522<'_> {
[INFO] [stdout]     |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/mfrc522.rs:249:50
[INFO] [stdout]     |
[INFO] [stdout] 249 |         self.rmw(Register::TxControlReg, |value| (value | 0x03))?; // Turn on the antenna
[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] 249 -         self.rmw(Register::TxControlReg, |value| (value | 0x03))?; // Turn on the antenna
[INFO] [stdout] 249 +         self.rmw(Register::TxControlReg, |value| value | 0x03 )?; // Turn on the antenna
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/mfrc522.rs:126:21
[INFO] [stdout]     |
[INFO] [stdout] 126 |     pub fn new(spi: &mut Spi) -> Mfrc522 {
[INFO] [stdout]     |                     ^^^^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 126 |     pub fn new(spi: &mut Spi) -> Mfrc522<'_> {
[INFO] [stdout]     |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "fcaca4adec64ca006acc0f28d7dc34b20044452e3286d9329bcbbaa2b35279ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcaca4adec64ca006acc0f28d7dc34b20044452e3286d9329bcbbaa2b35279ae", kill_on_drop: false }`
[INFO] [stdout] fcaca4adec64ca006acc0f28d7dc34b20044452e3286d9329bcbbaa2b35279ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3cfb41587c867f7aadc8b1b1c0d0e21458140cef95a57b6956ea3e8aef322da4
[INFO] running `Command { std: "docker" "start" "-a" "3cfb41587c867f7aadc8b1b1c0d0e21458140cef95a57b6956ea3e8aef322da4", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]    --> src/mfrc522.rs:249:50
[INFO] [stderr]     |
[INFO] [stderr] 249 |         self.rmw(Register::TxControlReg, |value| (value | 0x03))?; // Turn on the antenna
[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] 249 -         self.rmw(Register::TxControlReg, |value| (value | 0x03))?; // Turn on the antenna
[INFO] [stderr] 249 +         self.rmw(Register::TxControlReg, |value| value | 0x03 )?; // Turn on the antenna
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/mfrc522.rs:126:21
[INFO] [stderr]     |
[INFO] [stderr] 126 |     pub fn new(spi: &mut Spi) -> Mfrc522 {
[INFO] [stderr]     |                     ^^^^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 126 |     pub fn new(spi: &mut Spi) -> Mfrc522<'_> {
[INFO] [stderr]     |                                         ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `rppal_mfrc522` (lib) generated 2 warnings (run `cargo fix --lib -p rppal_mfrc522` to apply 2 suggestions)
[INFO] [stderr] warning: `rppal_mfrc522` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rppal_mfrc522-a430dc215e780ed7)
[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]      Running unittests src/bin/rppal_mfrc522.rs (/opt/rustwide/target/debug/deps/mfrc522-bbc373bdc3f6fb77)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::basic_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rppal_mfrc522
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]    --> src/mfrc522.rs:249:50
[INFO] [stderr]     |
[INFO] [stderr] 249 |         self.rmw(Register::TxControlReg, |value| (value | 0x03))?; // Turn on the antenna
[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] 249 -         self.rmw(Register::TxControlReg, |value| (value | 0x03))?; // Turn on the antenna
[INFO] [stderr] 249 +         self.rmw(Register::TxControlReg, |value| value | 0x03 )?; // Turn on the antenna
[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 20) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 20) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (57) panicked at src/lib.rs:11:33:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: UnknownModel
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x64c95bb76c22 - std::backtrace_rs::backtrace::libunwind::trace::hff358a60abf734fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x64c95bb76c22 - std::backtrace_rs::backtrace::trace_unsynchronized::h3b121f916dd95ec6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x64c95bb76c22 - std::sys::backtrace::_print_fmt::hde0a62ded68798e9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x64c95bb76c22 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h93773fc827e3113d
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x64c95bb86cca - core::fmt::rt::Argument::fmt::h01eff69902dad97f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x64c95bb86cca - core::fmt::write::hed7b5c73d82ecb7c
[INFO] [stdout]    6:     0x64c95bb54946 - std::io::default_write_fmt::hd49a3027caaa0994
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x64c95bb54946 - std::io::Write::write_fmt::h6f0185aecf0ed75f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x64c95bb5c109 - std::sys::backtrace::BacktraceLock::print::h8b1d6fcc5a56d1a3
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x64c95bb5c109 - std::panicking::default_hook::{{closure}}::h2be84df4f189ae36
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x64c95bb5bf69 - std::panicking::default_hook::hf0ea8939246f43a9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x64c95bb5c34b - std::panicking::panic_with_hook::hb4bd9ac1123582a0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:825:13
[INFO] [stdout]   12:     0x64c95bb5c1c8 - std::panicking::panic_handler::{{closure}}::hde00dd15f5637fe2
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:698:13
[INFO] [stdout]   13:     0x64c95bb5a129 - std::sys::backtrace::__rust_end_short_backtrace::hb72197fa777c1785
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x64c95bb490ad - __rustc[4425a7e20b4c8619]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:689:5
[INFO] [stdout]   15:     0x64c95bb8a3fc - core::panicking::panic_fmt::ha59b517dd231f4da
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x64c95bb899c2 - core::result::unwrap_failed::hf2d1f30a3ac850fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1867:5
[INFO] [stdout]   17:     0x64c95bb242f9 - rust_out::main::_doctest_main_src_lib_rs_20_0::h68cb9d39354cdab8
[INFO] [stdout]   18:     0x64c95bb24266 - rust_out::main::h1d5d9cc717612345
[INFO] [stdout]   19:     0x64c95bb23b73 - core::ops::function::FnOnce::call_once::he8fbd57a2bdb8de4
[INFO] [stdout]   20:     0x64c95bb23a46 - std::sys::backtrace::__rust_begin_short_backtrace::h3d7d4fbbe21d8c6a
[INFO] [stdout]   21:     0x64c95bb23a29 - std::rt::lang_start::{{closure}}::he8b303f9f75577a3
[INFO] [stdout]   22:     0x64c95bb55f76 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h6cf6e1b4b1f98539
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   23:     0x64c95bb55f76 - std::panicking::catch_unwind::do_call::h174840425564edbd
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   24:     0x64c95bb55f76 - std::panicking::catch_unwind::had0fde8b5d7282ba
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   25:     0x64c95bb55f76 - std::panic::catch_unwind::hdb1c6876cc6d1988
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   26:     0x64c95bb55f76 - std::rt::lang_start_internal::{{closure}}::h9a3342d69e945811
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/rt.rs:175:24
[INFO] [stdout]   27:     0x64c95bb55f76 - std::panicking::catch_unwind::do_call::haba617e1655662f0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x64c95bb55f76 - std::panicking::catch_unwind::hdcb3b0cdc4ef023b
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x64c95bb55f76 - std::panic::catch_unwind::hd7496902866db161
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x64c95bb55f76 - std::rt::lang_start_internal::h9f282d832ae47dd5
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/rt.rs:171:5
[INFO] [stdout]   31:     0x64c95bb23a11 - std::rt::lang_start::h0508fb788dac5655
[INFO] [stdout]   32:     0x64c95bb24b55 - main
[INFO] [stdout]   33:     0x77a36933e1ca - <unknown>
[INFO] [stdout]   34:     0x77a36933e28b - __libc_start_main
[INFO] [stdout]   35:     0x64c95bb238f5 - _start
[INFO] [stdout]   36:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 20)
[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" "3cfb41587c867f7aadc8b1b1c0d0e21458140cef95a57b6956ea3e8aef322da4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cfb41587c867f7aadc8b1b1c0d0e21458140cef95a57b6956ea3e8aef322da4", kill_on_drop: false }`
[INFO] [stdout] 3cfb41587c867f7aadc8b1b1c0d0e21458140cef95a57b6956ea3e8aef322da4
