[INFO] fetching crate uciengine 0.1.33...
[INFO] testing uciengine-0.1.33 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate uciengine 0.1.33 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate uciengine 0.1.33
[INFO] finished tweaking crates.io crate uciengine 0.1.33
[INFO] tweaked toml for crates.io crate uciengine 0.1.33 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate uciengine 0.1.33 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate uciengine 0.1.33 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 3150c136022a3105501b2ff838ba20d085770ec2d1d6851fc076a04e80a04aac
[INFO] running `Command { std: "docker" "start" "3150c136022a3105501b2ff838ba20d085770ec2d1d6851fc076a04e80a04aac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3150c136022a3105501b2ff838ba20d085770ec2d1d6851fc076a04e80a04aac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3150c136022a3105501b2ff838ba20d085770ec2d1d6851fc076a04e80a04aac" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3150c136022a3105501b2ff838ba20d085770ec2d1d6851fc076a04e80a04aac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3150c136022a3105501b2ff838ba20d085770ec2d1d6851fc076a04e80a04aac" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling lock_api v0.4.2
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling tokio v1.0.2
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling dotenv v0.15.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.4
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling envor v0.1.5
[INFO] [stderr]    Compiling parking_lot_core v0.8.2
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling mio v0.7.7
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling tokio-macros v1.0.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling uciengine v0.1.33 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::string::String::len` that must be used
[INFO] [stdout]    --> src/analysis.rs:191:1
[INFO] [stdout]     |
[INFO] [stdout] 191 | / gen_str_buff!(
[INFO] [stdout] 192 | | /// UciBuff
[INFO] [stdout] 193 | | => UciBuff, UCI_MAX_LENGTH,
[INFO] [stdout] 194 | | /// PvBuff
[INFO] [stdout] 195 | | => PvBuff, PV_BUFF_SIZE
[INFO] [stdout] 196 | | );
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 191 | let _ = gen_str_buff!(
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.19s
[INFO] running `Command { std: "docker" "inspect" "3150c136022a3105501b2ff838ba20d085770ec2d1d6851fc076a04e80a04aac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3150c136022a3105501b2ff838ba20d085770ec2d1d6851fc076a04e80a04aac" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling thread_local v1.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stdout] warning: unused return value of `std::string::String::len` that must be used
[INFO] [stdout]    --> src/analysis.rs:191:1
[INFO] [stdout]     |
[INFO] [stdout] 191 | / gen_str_buff!(
[INFO] [stdout] 192 | | /// UciBuff
[INFO] [stdout] 193 | | => UciBuff, UCI_MAX_LENGTH,
[INFO] [stdout] 194 | | /// PvBuff
[INFO] [stdout] 195 | | => PvBuff, PV_BUFF_SIZE
[INFO] [stdout] 196 | | );
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 191 | let _ = gen_str_buff!(
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling env_logger v0.8.2
[INFO] [stderr]    Compiling uciengine v0.1.33 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::string::String::len` that must be used
[INFO] [stdout]    --> src/analysis.rs:191:1
[INFO] [stdout]     |
[INFO] [stdout] 191 | / gen_str_buff!(
[INFO] [stdout] 192 | | /// UciBuff
[INFO] [stdout] 193 | | => UciBuff, UCI_MAX_LENGTH,
[INFO] [stdout] 194 | | /// PvBuff
[INFO] [stdout] 195 | | => PvBuff, PV_BUFF_SIZE
[INFO] [stdout] 196 | | );
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 191 | let _ = gen_str_buff!(
[INFO] [stdout]     | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 12.48s
[INFO] running `Command { std: "docker" "inspect" "3150c136022a3105501b2ff838ba20d085770ec2d1d6851fc076a04e80a04aac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3150c136022a3105501b2ff838ba20d085770ec2d1d6851fc076a04e80a04aac" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: unused return value of `std::string::String::len` that must be used
[INFO] [stderr]    --> src/analysis.rs:191:1
[INFO] [stderr]     |
[INFO] [stderr] 191 | / gen_str_buff!(
[INFO] [stderr] 192 | | /// UciBuff
[INFO] [stderr] 193 | | => UciBuff, UCI_MAX_LENGTH,
[INFO] [stderr] 194 | | /// PvBuff
[INFO] [stderr] 195 | | => PvBuff, PV_BUFF_SIZE
[INFO] [stderr] 196 | | );
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 191 | let _ = gen_str_buff!(
[INFO] [stderr]     | +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `uciengine` (lib) generated 1 warning
[INFO] [stderr] warning: `uciengine` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/uciengine/9d73bccbf4ca6cb0/out/uciengine-9d73bccbf4ca6cb0)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test analysis::parse_error ... ok
[INFO] [stdout] test analysis::set_trim ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests uciengine
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/uciengine.rs - uciengine::GoJob::pos_moves (line 223) ... ok
[INFO] [stdout] test src/lib.rs - (line 5) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 5) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (908) panicked at src/uciengine.rs:311:14:
[INFO] [stdout] failed to spawn engine: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5b6711a16491 - std[617be2ca0a6fd877]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5b6711a16491 - std[617be2ca0a6fd877]::backtrace_rs::backtrace::trace_unsynchronized::<std[617be2ca0a6fd877]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5b6711a16491 - std[617be2ca0a6fd877]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5b6711a16491 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5b6711a2b27a - <core[a373ad73a504971]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5b6711a2b27a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    6:     0x5b6711a1b44c - core[a373ad73a504971]::io::write::default_write_fmt::<std[617be2ca0a6fd877]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/io/write.rs:402:11
[INFO] [stdout]    7:     0x5b6711a1b44c - <std[617be2ca0a6fd877]::sys::stdio::unix::Stderr as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/io/write.rs:335:13
[INFO] [stdout]    8:     0x5b67119f7616 - <std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5b67119f7616 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:289:27
[INFO] [stdout]   10:     0x5b6711a11301 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5b6711a114bb - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:811:13
[INFO] [stdout]   12:     0x5b67119f76c2 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:685:13
[INFO] [stdout]   13:     0x5b67119f0539 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x5b67119f7efd - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:676:5
[INFO] [stdout]   15:     0x5b6711a2bacc - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x5b6711a2b7f2 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/result.rs:1870:5
[INFO] [stdout]   17:     0x5b67117ebf78 - <core[a373ad73a504971]::result::Result<tokio[a3eceb69f92a7900]::process::Child, core[a373ad73a504971]::io::error::Error>>::expect
[INFO] [stdout]   18:     0x5b67117ce692 - <uciengine[8a4bcfe555277bf2]::uciengine::UciEngine>::new::<&str>
[INFO] [stdout]   19:     0x5b67117e05e9 - rust_out[72a830746f8703f]::main::{closure#0}
[INFO] [stdout]   20:     0x5b67117dedf7 - <tokio[a3eceb69f92a7900]::park::thread::CachedParkThread>::block_on::<rust_out[72a830746f8703f]::main::{closure#0}>::{closure#0}
[INFO] [stdout]   21:     0x5b67117df7bd - tokio[a3eceb69f92a7900]::coop::with_budget::<core[a373ad73a504971]::task::poll::Poll<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::boxed::Box<dyn core[a373ad73a504971]::error::Error>>>, <tokio[a3eceb69f92a7900]::park::thread::CachedParkThread>::block_on<rust_out[72a830746f8703f]::main::{closure#0}>::{closure#0}>::{closure#0}
[INFO] [stdout]   22:     0x5b67117cfdd4 - <std[617be2ca0a6fd877]::thread::local::LocalKey<core[a373ad73a504971]::cell::Cell<tokio[a3eceb69f92a7900]::coop::Budget>>>::try_with::<tokio[a3eceb69f92a7900]::coop::with_budget<core[a373ad73a504971]::task::poll::Poll<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::boxed::Box<dyn core[a373ad73a504971]::error::Error>>>, <tokio[a3eceb69f92a7900]::park::thread::CachedParkThread>::block_on<rust_out[72a830746f8703f]::main::{closure#0}>::{closure#0}>::{closure#0}, core[a373ad73a504971]::task::poll::Poll<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::boxed::Box<dyn core[a373ad73a504971]::error::Error>>>>
[INFO] [stdout]   23:     0x5b67117cfb87 - <std[617be2ca0a6fd877]::thread::local::LocalKey<core[a373ad73a504971]::cell::Cell<tokio[a3eceb69f92a7900]::coop::Budget>>>::with::<tokio[a3eceb69f92a7900]::coop::with_budget<core[a373ad73a504971]::task::poll::Poll<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::boxed::Box<dyn core[a373ad73a504971]::error::Error>>>, <tokio[a3eceb69f92a7900]::park::thread::CachedParkThread>::block_on<rust_out[72a830746f8703f]::main::{closure#0}>::{closure#0}>::{closure#0}, core[a373ad73a504971]::task::poll::Poll<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::boxed::Box<dyn core[a373ad73a504971]::error::Error>>>>
[INFO] [stdout]   24:     0x5b67117d0930 - <tokio[a3eceb69f92a7900]::park::thread::CachedParkThread>::block_on::<rust_out[72a830746f8703f]::main::{closure#0}>
[INFO] [stdout]   25:     0x5b67117d0bb7 - <tokio[a3eceb69f92a7900]::runtime::enter::Enter>::block_on::<rust_out[72a830746f8703f]::main::{closure#0}>
[INFO] [stdout]   26:     0x5b67117ca149 - <tokio[a3eceb69f92a7900]::runtime::thread_pool::ThreadPool>::block_on::<rust_out[72a830746f8703f]::main::{closure#0}>
[INFO] [stdout]   27:     0x5b67117c9dbe - <tokio[a3eceb69f92a7900]::runtime::Runtime>::block_on::<rust_out[72a830746f8703f]::main::{closure#0}>
[INFO] [stdout]   28:     0x5b67117eb3dc - rust_out[72a830746f8703f]::main
[INFO] [stdout]   29:     0x5b6711803cfb - <fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::boxed::Box<dyn core[a373ad73a504971]::error::Error>> as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   30:     0x5b67117d5dbe - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::boxed::Box<dyn core[a373ad73a504971]::error::Error>>, core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::boxed::Box<dyn core[a373ad73a504971]::error::Error>>>
[INFO] [stdout]   31:     0x5b67117df639 - std[617be2ca0a6fd877]::rt::lang_start::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::boxed::Box<dyn core[a373ad73a504971]::error::Error>>>::{closure#0}
[INFO] [stdout]   32:     0x5b6711a10778 - <&dyn core[a373ad73a504971]::ops::function::Fn<(), Output = i32> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::panic::unwind_safe::RefUnwindSafe as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   33:     0x5b6711a10778 - std[617be2ca0a6fd877]::panicking::catch_unwind::do_call::<&dyn core[a373ad73a504971]::ops::function::Fn<(), Output = i32> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:573:43
[INFO] [stdout]   34:     0x5b6711a10778 - std[617be2ca0a6fd877]::panicking::catch_unwind::<i32, &dyn core[a373ad73a504971]::ops::function::Fn<(), Output = i32> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:541:19
[INFO] [stdout]   35:     0x5b6711a10778 - std[617be2ca0a6fd877]::panic::catch_unwind::<&dyn core[a373ad73a504971]::ops::function::Fn<(), Output = i32> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panic.rs:359:14
[INFO] [stdout]   36:     0x5b6711a10778 - std[617be2ca0a6fd877]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/rt.rs:175:24
[INFO] [stdout]   37:     0x5b6711a10778 - std[617be2ca0a6fd877]::panicking::catch_unwind::do_call::<std[617be2ca0a6fd877]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:573:43
[INFO] [stdout]   38:     0x5b6711a10778 - std[617be2ca0a6fd877]::panicking::catch_unwind::<isize, std[617be2ca0a6fd877]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:541:19
[INFO] [stdout]   39:     0x5b6711a10778 - std[617be2ca0a6fd877]::panic::catch_unwind::<std[617be2ca0a6fd877]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5b6711a10778 - std[617be2ca0a6fd877]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/rt.rs:171:5
[INFO] [stdout]   41:     0x5b67117d23a1 - std[617be2ca0a6fd877]::rt::lang_start::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::boxed::Box<dyn core[a373ad73a504971]::error::Error>>>
[INFO] [stdout]   42:     0x5b6711804185 - main
[INFO] [stdout]   43:     0x799731e2f601 - <unknown>
[INFO] [stdout]   44:     0x799731e2f718 - __libc_start_main
[INFO] [stdout]   45:     0x5b67117c7de5 - _start
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 5)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.42s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "3150c136022a3105501b2ff838ba20d085770ec2d1d6851fc076a04e80a04aac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3150c136022a3105501b2ff838ba20d085770ec2d1d6851fc076a04e80a04aac", kill_on_drop: false }`
[INFO] [stdout] 3150c136022a3105501b2ff838ba20d085770ec2d1d6851fc076a04e80a04aac
