[INFO] fetching crate currant 0.2.8...
[INFO] testing currant-0.2.8 against beta-2026-03-05 for beta-1.95-1
[INFO] extracting crate currant 0.2.8 into /workspace/builds/worker-3-tc2/source
[INFO] removed /workspace/builds/worker-3-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate currant 0.2.8
[INFO] finished tweaking crates.io crate currant 0.2.8
[INFO] tweaked toml for crates.io crate currant 0.2.8 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate currant 0.2.8 on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate currant 0.2.8 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" "+beta-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+beta-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62cbc6335996701a41f220e94694cd4224d374e4931c4a8211dc41f96f71a058
[INFO] running `Command { std: "docker" "start" "-a" "62cbc6335996701a41f220e94694cd4224d374e4931c4a8211dc41f96f71a058", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62cbc6335996701a41f220e94694cd4224d374e4931c4a8211dc41f96f71a058", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62cbc6335996701a41f220e94694cd4224d374e4931c4a8211dc41f96f71a058", kill_on_drop: false }`
[INFO] [stdout] 62cbc6335996701a41f220e94694cd4224d374e4931c4a8211dc41f96f71a058
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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" "+beta-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0276a1e2e45c01ea5d409db427fc3b50e3c5d683e4a0759987a5379658e303eb
[INFO] running `Command { std: "docker" "start" "-a" "0276a1e2e45c01ea5d409db427fc3b50e3c5d683e4a0759987a5379658e303eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling nix v0.24.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling currant v0.2.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.59s
[INFO] running `Command { std: "docker" "inspect" "0276a1e2e45c01ea5d409db427fc3b50e3c5d683e4a0759987a5379658e303eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0276a1e2e45c01ea5d409db427fc3b50e3c5d683e4a0759987a5379658e303eb", kill_on_drop: false }`
[INFO] [stdout] 0276a1e2e45c01ea5d409db427fc3b50e3c5d683e4a0759987a5379658e303eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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" "+beta-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e7744299a379f0133cf63c71ac50245499d1e54deebe5d76f4db38f6aa9e2f1
[INFO] running `Command { std: "docker" "start" "-a" "6e7744299a379f0133cf63c71ac50245499d1e54deebe5d76f4db38f6aa9e2f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling currant v0.2.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "6e7744299a379f0133cf63c71ac50245499d1e54deebe5d76f4db38f6aa9e2f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e7744299a379f0133cf63c71ac50245499d1e54deebe5d76f4db38f6aa9e2f1", kill_on_drop: false }`
[INFO] [stdout] 6e7744299a379f0133cf63c71ac50245499d1e54deebe5d76f4db38f6aa9e2f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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" "+beta-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3e61e290c63d7312d3f8a864c9f86c32f0653ef946ff51f1088e80b9d6f14dad
[INFO] running `Command { std: "docker" "start" "-a" "3e61e290c63d7312d3f8a864c9f86c32f0653ef946ff51f1088e80b9d6f14dad", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/currant-18064ec4b852924f)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test color::tests::test_theta_to_rgb ... ok
[INFO] [stdout] test test::command_not_found ... ok
[INFO] [stdout] SYSTEM: starting process test1
[INFO] [stdout] SYSTEM: starting process test3
[INFO] [stdout] SYSTEM: starting process test2
[INFO] [stdout] test1: total 48
[INFO] [stdout] test1: drwxr-xr-x 3 root root 4096 Mar 11 03:35 .
[INFO] [stdout] test1: drwxr-xr-x 6 root root 4096 Mar 11 03:35 ..
[INFO] [stdout] test1: -rw-r--r-- 1 root root   94 Jan  1  1970 .cargo_vcs_info.json
[INFO] [stdout] test1: -rw-r--r-- 1 root root    8 Nov 29  1973 .gitignore
[INFO] [stdout] test1: -rw-r--r-- 1 root root 4172 Jan  1  1970 Cargo.lock
[INFO] [stdout] test1: -rw-r--r-- 1 root root  560 Mar 11 03:35 Cargo.toml
[INFO] [stdout] test1: -rw-r--r-- 1 root root  574 Nov 29  1973 Cargo.toml.orig
[INFO] [stdout] test1: -rw-r--r-- 1 root root 1068 Nov 29  1973 LICENSE
[INFO] [stdout] test1: -rw-r--r-- 1 root root  420 Nov 29  1973 README.md
[INFO] [stdout] test1: -rw-r--r-- 1 root root 3838 Nov 29  1973 infrastructure.md
[INFO] [stdout] test1: drwxr-xr-x 2 root root 4096 Mar 11 03:35 src
[INFO] [stdout] test1: process exited with status: 0
[INFO] [stdout] test2: total 24
[INFO] [stdout] test2: drwxr-xr-x 6 root root 4096 Mar 11 03:35 .
[INFO] [stdout] test2: drwxr-xr-x 1 root root 4096 Mar 11 03:35 ..
[INFO] [stdout] test2: drwxr-xr-x 4 root root 4096 Mar 11 03:35 cargo-home
[INFO] [stdout] test2: drwxr-xr-x 6 root root 4096 Mar 10 19:36 rustup-home
[INFO] [stdout] test2: drwxr-xr-x 6 root root 4096 Mar 11 03:35 target
[INFO] [stdout] test2: drwxr-xr-x 3 root root 4096 Mar 11 03:35 workdir
[INFO] [stdout] test2: process exited with status: 0
[INFO] [stdout] test3: total 68
[INFO] [stdout] test3: drwxr-xr-x   1 root root 4096 Mar 11 03:35 .
[INFO] [stdout] test3: drwxr-xr-x   1 root root 4096 Mar 11 03:35 ..
[INFO] [stdout] test3: -rwxr-xr-x   1 root root    0 Mar 11 03:35 .dockerenv
[INFO] [stdout] test3: lrwxrwxrwx   1 root root    7 Apr 22  2024 bin -> usr/bin
[INFO] [stdout] test3: drwxr-xr-x   2 root root 4096 Jul 10  2025 bin.usr-is-merged
[INFO] [stdout] test3: drwxr-xr-x   2 root root 4096 Apr 22  2024 boot
[INFO] [stdout] test3: drwxr-xr-x   5 root root  340 Mar 11 03:35 dev
[INFO] [stdout] test3: drwxr-xr-x   1 root root 4096 Mar 11 03:35 etc
[INFO] [stdout] test3: drwxr-xr-x   3 root root 4096 Feb 10 14:12 home
[INFO] [stdout] test3: lrwxrwxrwx   1 root root    7 Apr 22  2024 lib -> usr/lib
[INFO] [stdout] test3: drwxr-xr-x   2 root root 4096 Nov 14  2024 lib.usr-is-merged
[INFO] [stdout] test3: lrwxrwxrwx   1 root root    9 Mar  6 15:58 lib32 -> usr/lib32
[INFO] [stdout] test3: lrwxrwxrwx   1 root root    9 Apr 22  2024 lib64 -> usr/lib64
[INFO] [stdout] test3: lrwxrwxrwx   1 root root   10 Mar  6 15:58 libx32 -> usr/libx32
[INFO] [stdout] test3: drwxr-xr-x   2 root root 4096 Feb 10 14:05 media
[INFO] [stdout] test3: drwxr-xr-x   2 root root 4096 Feb 10 14:05 mnt
[INFO] [stdout] test3: drwxr-xr-x   1 root root 4096 Mar 11 03:35 opt
[INFO] [stdout] test3: dr-xr-xr-x 439 root root    0 Mar 11 03:35 proc
[INFO] [stdout] test3: drwx------   1 root root 4096 Mar  6 15:58 root
[INFO] [stdout] test3: drwxr-xr-x   1 root root 4096 Mar  6 16:01 run
[INFO] [stdout] test3: lrwxrwxrwx   1 root root    8 Apr 22  2024 sbin -> usr/sbin
[INFO] [stdout] test3: drwxr-xr-x   2 root root 4096 Jul 10  2025 sbin.usr-is-merged
[INFO] [stdout] test3: drwxr-xr-x   2 root root 4096 Feb 10 14:05 srv
[INFO] [stdout] test3: dr-xr-xr-x  13 root root    0 Mar 11 03:35 sys
[INFO] [stdout] test3: drwxrwxrwt   1 root root 4096 Mar  6 16:01 tmp
[INFO] [stdout] test3: drwxr-xr-x   1 root root 4096 Mar  6 16:00 usr
[INFO] [stdout] test3: drwxr-xr-x   1 root root 4096 Feb 10 14:12 var
[INFO] [stdout] test3: process exited with status: 0
[INFO] [stdout] test standard_out_api::tests::run_commands ... ok
[INFO] [stdout] test test::command_empty ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests currant
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/standard_out_api.rs - standard_out_api::ConsoleCommand (line 21) ... ok
[INFO] [stdout] test src/lib.rs - Runner (line 350) ... ok
[INFO] [stdout] test src/lib.rs - Command::env (line 200) ... ok
[INFO] [stdout] test src/lib.rs - Command::from_argv (line 120) ... ok
[INFO] [stdout] test src/lib.rs - Command::from_string (line 166) ... ok
[INFO] [stdout] test src/channel_api.rs - channel_api::ChannelCommand (line 8) ... ok
[INFO] [stdout] test src/writer_api.rs - writer_api::WriterCommand (line 16) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/writer_api.rs - writer_api::WriterCommand (line 16) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (303) panicked at src/writer_api.rs:13:48:
[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:     0x64b3b670ddca - std[b80a194dd3c418bb]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x64b3b670ddca - std[b80a194dd3c418bb]::backtrace_rs::backtrace::trace_unsynchronized::<std[b80a194dd3c418bb]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x64b3b670ddca - std[b80a194dd3c418bb]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x64b3b670ddca - <<std[b80a194dd3c418bb]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[10b6fa85044e1869]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x64b3b671fd9a - <core[10b6fa85044e1869]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x64b3b671fd9a - core[10b6fa85044e1869]::fmt::write
[INFO] [stdout]    6:     0x64b3b6712082 - std[b80a194dd3c418bb]::io::default_write_fmt::<std[b80a194dd3c418bb]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x64b3b6712082 - <std[b80a194dd3c418bb]::sys::stdio::unix::Stderr as std[b80a194dd3c418bb]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x64b3b66f0b0f - <std[b80a194dd3c418bb]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x64b3b66f0b0f - std[b80a194dd3c418bb]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x64b3b6708ac1 - std[b80a194dd3c418bb]::panicking::default_hook
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x64b3b6708c7b - std[b80a194dd3c418bb]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:825:13
[INFO] [stdout]   12:     0x64b3b66f0bc8 - std[b80a194dd3c418bb]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:698:13
[INFO] [stdout]   13:     0x64b3b66e84b9 - std[b80a194dd3c418bb]::sys::backtrace::__rust_end_short_backtrace::<std[b80a194dd3c418bb]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x64b3b66f152d - __rustc[9698a3e60dd14283]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:689:5
[INFO] [stdout]   15:     0x64b3b672064c - core[10b6fa85044e1869]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x64b3b67203c2 - core[10b6fa85044e1869]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/result.rs:1867:5
[INFO] [stdout]   17:     0x64b3b6664b61 - rust_out::main::hbc8fb3ef9073494f
[INFO] [stdout]   18:     0x64b3b6660e33 - core::ops::function::FnOnce::call_once::h8578f0c031e386ae
[INFO] [stdout]   19:     0x64b3b665f7a6 - std::sys::backtrace::__rust_begin_short_backtrace::hb54d2daf111ce867
[INFO] [stdout]   20:     0x64b3b665f769 - std::rt::lang_start::{{closure}}::h94e8fd5c8cccecfa
[INFO] [stdout]   21:     0x64b3b6707d64 - <&dyn core[10b6fa85044e1869]::ops::function::Fn<(), Output = i32> + core[10b6fa85044e1869]::panic::unwind_safe::RefUnwindSafe + core[10b6fa85044e1869]::marker::Sync as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   22:     0x64b3b6707d64 - std[b80a194dd3c418bb]::panicking::catch_unwind::do_call::<&dyn core[10b6fa85044e1869]::ops::function::Fn<(), Output = i32> + core[10b6fa85044e1869]::panic::unwind_safe::RefUnwindSafe + core[10b6fa85044e1869]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:581:40
[INFO] [stdout]   23:     0x64b3b6707d64 - std[b80a194dd3c418bb]::panicking::catch_unwind::<i32, &dyn core[10b6fa85044e1869]::ops::function::Fn<(), Output = i32> + core[10b6fa85044e1869]::panic::unwind_safe::RefUnwindSafe + core[10b6fa85044e1869]::marker::Sync>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:544:19
[INFO] [stdout]   24:     0x64b3b6707d64 - std[b80a194dd3c418bb]::panic::catch_unwind::<&dyn core[10b6fa85044e1869]::ops::function::Fn<(), Output = i32> + core[10b6fa85044e1869]::panic::unwind_safe::RefUnwindSafe + core[10b6fa85044e1869]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panic.rs:359:14
[INFO] [stdout]   25:     0x64b3b6707d64 - std[b80a194dd3c418bb]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/rt.rs:175:24
[INFO] [stdout]   26:     0x64b3b6707d64 - std[b80a194dd3c418bb]::panicking::catch_unwind::do_call::<std[b80a194dd3c418bb]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:581:40
[INFO] [stdout]   27:     0x64b3b6707d64 - std[b80a194dd3c418bb]::panicking::catch_unwind::<isize, std[b80a194dd3c418bb]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:544:19
[INFO] [stdout]   28:     0x64b3b6707d64 - std[b80a194dd3c418bb]::panic::catch_unwind::<std[b80a194dd3c418bb]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x64b3b6707d64 - std[b80a194dd3c418bb]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/rt.rs:171:5
[INFO] [stdout]   30:     0x64b3b665f751 - std::rt::lang_start::h7f170e4d70be7fa1
[INFO] [stdout]   31:     0x64b3b6665825 - main
[INFO] [stdout]   32:     0x744299d3c1ca - <unknown>
[INFO] [stdout]   33:     0x744299d3c28b - __libc_start_main
[INFO] [stdout]   34:     0x64b3b665ef05 - _start
[INFO] [stdout]   35:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/writer_api.rs - writer_api::WriterCommand (line 16)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 6 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.99s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "3e61e290c63d7312d3f8a864c9f86c32f0653ef946ff51f1088e80b9d6f14dad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e61e290c63d7312d3f8a864c9f86c32f0653ef946ff51f1088e80b9d6f14dad", kill_on_drop: false }`
[INFO] [stdout] 3e61e290c63d7312d3f8a864c9f86c32f0653ef946ff51f1088e80b9d6f14dad
