[INFO] fetching crate c3dio 0.8.0...
[INFO] testing c3dio-0.8.0 against try#28f95933dc0727396c07b48d0a8cb5211b7fb472 for pr-154065-2
[INFO] extracting crate c3dio 0.8.0 into /workspace/builds/worker-0-tc2/source
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate c3dio 0.8.0
[INFO] removed 2 missing examples
[INFO] finished tweaking crates.io crate c3dio 0.8.0
[INFO] tweaked toml for crates.io crate c3dio 0.8.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate c3dio 0.8.0 on toolchain 28f95933dc0727396c07b48d0a8cb5211b7fb472
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate c3dio 0.8.0 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" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08f4af1e6847edef453b0c2f7e84e5b12781c20b40d1638a88dac542befc1971
[INFO] running `Command { std: "docker" "start" "-a" "08f4af1e6847edef453b0c2f7e84e5b12781c20b40d1638a88dac542befc1971", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08f4af1e6847edef453b0c2f7e84e5b12781c20b40d1638a88dac542befc1971", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08f4af1e6847edef453b0c2f7e84e5b12781c20b40d1638a88dac542befc1971", kill_on_drop: false }`
[INFO] [stdout] 08f4af1e6847edef453b0c2f7e84e5b12781c20b40d1638a88dac542befc1971
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99db3ff6a692e64677cc9bb5f8c55c3b023b1b3505a45c943e0b9f320d7a258f
[INFO] running `Command { std: "docker" "start" "-a" "99db3ff6a692e64677cc9bb5f8c55c3b023b1b3505a45c943e0b9f320d7a258f", kill_on_drop: false }`
[INFO] [stderr]    Compiling grid v0.10.0
[INFO] [stderr]    Compiling c3dio v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/parameters.rs:66:14
[INFO] [stdout]    |
[INFO] [stdout] 66 |         for (i, (group, (group_description, parameters))) in self.parameters.iter().enumerate() {
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parameters`
[INFO] [stdout]   --> src/parameters.rs:66:45
[INFO] [stdout]    |
[INFO] [stdout] 66 |         for (i, (group, (group_description, parameters))) in self.parameters.iter().enumerate() {
[INFO] [stdout]    |                                             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parameters`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "99db3ff6a692e64677cc9bb5f8c55c3b023b1b3505a45c943e0b9f320d7a258f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99db3ff6a692e64677cc9bb5f8c55c3b023b1b3505a45c943e0b9f320d7a258f", kill_on_drop: false }`
[INFO] [stdout] 99db3ff6a692e64677cc9bb5f8c55c3b023b1b3505a45c943e0b9f320d7a258f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8cf8da455b12f5158233e16f996552c389dfd5696c8f3a44005bf629e773e6f9
[INFO] running `Command { std: "docker" "start" "-a" "8cf8da455b12f5158233e16f996552c389dfd5696c8f3a44005bf629e773e6f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.72
[INFO] [stderr]    Compiling rustix v0.38.28
[INFO] [stderr]    Compiling thiserror v1.0.53
[INFO] [stderr]    Compiling linux-raw-sys v0.4.12
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling fastrand v2.0.1
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/parameters.rs:66:14
[INFO] [stdout]    |
[INFO] [stdout] 66 |         for (i, (group, (group_description, parameters))) in self.parameters.iter().enumerate() {
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parameters`
[INFO] [stdout]   --> src/parameters.rs:66:45
[INFO] [stdout]    |
[INFO] [stdout] 66 |         for (i, (group, (group_description, parameters))) in self.parameters.iter().enumerate() {
[INFO] [stdout]    |                                             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parameters`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling touch v0.0.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.43
[INFO] [stderr]    Compiling tempfile v3.9.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.53
[INFO] [stderr]    Compiling test-files v0.1.2
[INFO] [stderr]    Compiling c3dio v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/parameters.rs:66:14
[INFO] [stdout]    |
[INFO] [stdout] 66 |         for (i, (group, (group_description, parameters))) in self.parameters.iter().enumerate() {
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parameters`
[INFO] [stdout]   --> src/parameters.rs:66:45
[INFO] [stdout]    |
[INFO] [stdout] 66 |         for (i, (group, (group_description, parameters))) in self.parameters.iter().enumerate() {
[INFO] [stdout]    |                                             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parameters`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.04s
[INFO] running `Command { std: "docker" "inspect" "8cf8da455b12f5158233e16f996552c389dfd5696c8f3a44005bf629e773e6f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cf8da455b12f5158233e16f996552c389dfd5696c8f3a44005bf629e773e6f9", kill_on_drop: false }`
[INFO] [stdout] 8cf8da455b12f5158233e16f996552c389dfd5696c8f3a44005bf629e773e6f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f6b20ac00a971ff15361183a93e785587fb6264dba874bd9264cb3bfeb944d7a
[INFO] running `Command { std: "docker" "start" "-a" "f6b20ac00a971ff15361183a93e785587fb6264dba874bd9264cb3bfeb944d7a", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/parameters.rs:66:14
[INFO] [stderr]    |
[INFO] [stderr] 66 |         for (i, (group, (group_description, parameters))) in self.parameters.iter().enumerate() {
[INFO] [stderr]    |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `parameters`
[INFO] [stderr]   --> src/parameters.rs:66:45
[INFO] [stderr]    |
[INFO] [stderr] 66 |         for (i, (group, (group_description, parameters))) in self.parameters.iter().enumerate() {
[INFO] [stderr]    |                                             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parameters`
[INFO] [stderr] 
[INFO] [stderr] warning: `c3dio` (lib) generated 2 warnings (run `cargo fix --lib -p c3dio` to apply 2 suggestions)
[INFO] [stderr] warning: `c3dio` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/c3dio-95df97e7af1aa710)
[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 c3dio
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 7) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 7) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (48) panicked at src/lib.rs:8:1:
[INFO] [stdout] assertion failed: c3d.is_ok()
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x65361d0b3c18 - std[d054f6f42beb1baa]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x65361d0b3c18 - std[d054f6f42beb1baa]::backtrace_rs::backtrace::trace_unsynchronized::<std[d054f6f42beb1baa]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x65361d0b3c18 - std[d054f6f42beb1baa]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x65361d0b3c18 - <<std[d054f6f42beb1baa]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[5a1c3e9896636f3a]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x65361d0c5e0a - <core[5a1c3e9896636f3a]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x65361d0c5e0a - core[5a1c3e9896636f3a]::fmt::write
[INFO] [stdout]    6:     0x65361d0b74a2 - std[d054f6f42beb1baa]::io::default_write_fmt::<std[d054f6f42beb1baa]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x65361d0b74a2 - <std[d054f6f42beb1baa]::sys::stdio::unix::Stderr as std[d054f6f42beb1baa]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x65361d09f2a6 - <std[d054f6f42beb1baa]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x65361d09f2a6 - std[d054f6f42beb1baa]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x65361d0afc31 - std[d054f6f42beb1baa]::panicking::default_hook
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x65361d0afdeb - std[d054f6f42beb1baa]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:825:13
[INFO] [stdout]   12:     0x65361d09f394 - std[d054f6f42beb1baa]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:691:13
[INFO] [stdout]   13:     0x65361d096fd9 - std[d054f6f42beb1baa]::sys::backtrace::__rust_end_short_backtrace::<std[d054f6f42beb1baa]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x65361d09fc4d - __rustc[7ab284efd7f33ea8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:689:5
[INFO] [stdout]   15:     0x65361d0c651c - core[5a1c3e9896636f3a]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x65361d0c64e2 - core[5a1c3e9896636f3a]::panicking::panic
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/panicking.rs:150:5
[INFO] [stdout]   17:     0x65361d03839c - rust_out[b843b8eaa9a15723]::main::_doctest_main_src_lib_rs_7_0
[INFO] [stdout]   18:     0x65361d0382f6 - rust_out[b843b8eaa9a15723]::main
[INFO] [stdout]   19:     0x65361d0383e3 - <fn() as core[5a1c3e9896636f3a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   20:     0x65361d0382b6 - std[d054f6f42beb1baa]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]   21:     0x65361d0382c9 - std[d054f6f42beb1baa]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]   22:     0x65361d0af3d7 - <&dyn core[5a1c3e9896636f3a]::ops::function::Fn<(), Output = i32> + core[5a1c3e9896636f3a]::panic::unwind_safe::RefUnwindSafe + core[5a1c3e9896636f3a]::marker::Sync as core[5a1c3e9896636f3a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   23:     0x65361d0af3d7 - std[d054f6f42beb1baa]::panicking::catch_unwind::do_call::<&dyn core[5a1c3e9896636f3a]::ops::function::Fn<(), Output = i32> + core[5a1c3e9896636f3a]::panic::unwind_safe::RefUnwindSafe + core[5a1c3e9896636f3a]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:581:40
[INFO] [stdout]   24:     0x65361d0af3d7 - std[d054f6f42beb1baa]::panicking::catch_unwind::<i32, &dyn core[5a1c3e9896636f3a]::ops::function::Fn<(), Output = i32> + core[5a1c3e9896636f3a]::panic::unwind_safe::RefUnwindSafe + core[5a1c3e9896636f3a]::marker::Sync>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:544:19
[INFO] [stdout]   25:     0x65361d0af3d7 - std[d054f6f42beb1baa]::panic::catch_unwind::<&dyn core[5a1c3e9896636f3a]::ops::function::Fn<(), Output = i32> + core[5a1c3e9896636f3a]::panic::unwind_safe::RefUnwindSafe + core[5a1c3e9896636f3a]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panic.rs:359:14
[INFO] [stdout]   26:     0x65361d0af3d7 - std[d054f6f42beb1baa]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/rt.rs:175:24
[INFO] [stdout]   27:     0x65361d0af3d7 - std[d054f6f42beb1baa]::panicking::catch_unwind::do_call::<std[d054f6f42beb1baa]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x65361d0af3d7 - std[d054f6f42beb1baa]::panicking::catch_unwind::<isize, std[d054f6f42beb1baa]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x65361d0af3d7 - std[d054f6f42beb1baa]::panic::catch_unwind::<std[d054f6f42beb1baa]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x65361d0af3d7 - std[d054f6f42beb1baa]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/rt.rs:171:5
[INFO] [stdout]   31:     0x65361d0382a1 - std[d054f6f42beb1baa]::rt::lang_start::<()>
[INFO] [stdout]   32:     0x65361d038445 - main
[INFO] [stdout]   33:     0x78c5eabbe1ca - <unknown>
[INFO] [stdout]   34:     0x78c5eabbe28b - __libc_start_main
[INFO] [stdout]   35:     0x65361d038175 - _start
[INFO] [stdout]   36:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 7)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "f6b20ac00a971ff15361183a93e785587fb6264dba874bd9264cb3bfeb944d7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6b20ac00a971ff15361183a93e785587fb6264dba874bd9264cb3bfeb944d7a", kill_on_drop: false }`
[INFO] [stdout] f6b20ac00a971ff15361183a93e785587fb6264dba874bd9264cb3bfeb944d7a
