[INFO] cloning repository https://github.com/redwarp/filters
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/redwarp/filters" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredwarp%2Ffilters", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredwarp%2Ffilters'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 304fd0836fc4f2aa9471d0098bbbfae836a6113c
[INFO] testing redwarp/filters against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredwarp%2Ffilters" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/redwarp/filters
[INFO] finished tweaking git repo https://github.com/redwarp/filters
[INFO] tweaked toml for git repo https://github.com/redwarp/filters written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/redwarp/filters on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/redwarp/filters 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-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 70ab95f9ffb924d12ea8d01d994e70a431038831b764b49126421f25d2bb315e
[INFO] running `Command { std: "docker" "start" "-a" "70ab95f9ffb924d12ea8d01d994e70a431038831b764b49126421f25d2bb315e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70ab95f9ffb924d12ea8d01d994e70a431038831b764b49126421f25d2bb315e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70ab95f9ffb924d12ea8d01d994e70a431038831b764b49126421f25d2bb315e", kill_on_drop: false }`
[INFO] [stdout] 70ab95f9ffb924d12ea8d01d994e70a431038831b764b49126421f25d2bb315e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38487e4fc34b41a84abf07acb31056a39900fb3f2d72dfe593ec6c6899556ff0
[INFO] running `Command { std: "docker" "start" "-a" "38487e4fc34b41a84abf07acb31056a39900fb3f2d72dfe593ec6c6899556ff0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.135
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling crossbeam-utils v0.8.12
[INFO] [stderr]    Compiling syn v1.0.102
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.11
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling khronos-egl v4.1.0
[INFO] [stderr]    Compiling ash v0.37.0+1.3.209
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling futures-core v0.3.24
[INFO] [stderr]    Compiling spirv v0.2.0+1.5.4
[INFO] [stderr]    Compiling miniz_oxide v0.5.4
[INFO] [stderr]    Compiling gpu-alloc-types v0.2.0
[INFO] [stderr]    Compiling gpu-descriptor-types v0.1.1
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling os_str_bytes v6.3.0
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]    Compiling hexf-parse v0.2.1
[INFO] [stderr]    Compiling gpu-alloc v0.5.3
[INFO] [stderr]    Compiling wgpu-core v0.14.0
[INFO] [stderr]    Compiling raw-window-handle v0.5.0
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling wgpu-types v0.14.0
[INFO] [stderr]    Compiling quote v1.0.21
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[INFO] [stderr]    Compiling weezl v0.1.7
[INFO] [stderr]    Compiling renderdoc-sys v0.7.1
[INFO] [stderr]    Compiling profiling v1.0.7
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling glow v0.11.2
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[INFO] [stderr]    Compiling flate2 v1.0.24
[INFO] [stderr]    Compiling spin v0.9.4
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[INFO] [stderr]    Compiling bit_field v0.10.1
[INFO] [stderr]    Compiling half v2.1.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling gif v0.11.4
[INFO] [stderr]    Compiling nanorand v0.7.0
[INFO] [stderr]    Compiling png v0.17.6
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling crc-catalog v2.1.0
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling crc v3.0.0
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling textwrap v0.15.1
[INFO] [stderr]    Compiling iter-read v0.3.1
[INFO] [stderr]    Compiling typed-arena v2.0.1
[INFO] [stderr]    Compiling gpu-descriptor v0.2.3
[INFO] [stderr]    Compiling stderrlog v0.5.3
[INFO] [stderr]    Compiling filetime v0.2.17
[INFO] [stderr]    Compiling zopfli v0.7.1
[INFO] [stderr]    Compiling clap_lex v0.3.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling pollster v0.2.5
[INFO] [stderr]    Compiling wild v2.1.0
[INFO] [stderr]    Compiling clap v4.0.15
[INFO] [stderr]    Compiling libdeflater v0.10.0
[INFO] [stderr]    Compiling cloudflare-zlib v0.2.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.37
[INFO] [stderr]    Compiling bytemuck_derive v1.2.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]    Compiling jpeg-decoder v0.2.6
[INFO] [stderr]    Compiling bytemuck v1.12.1
[INFO] [stderr]    Compiling clap v3.2.22
[INFO] [stderr]    Compiling tiff v0.7.3
[INFO] [stderr]    Compiling rgb v0.8.34
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling naga v0.10.0
[INFO] [stderr]    Compiling pin-project v1.0.12
[INFO] [stderr]    Compiling flume v0.10.14
[INFO] [stderr]    Compiling exr v1.5.2
[INFO] [stderr]    Compiling image v0.24.4
[INFO] [stderr]    Compiling wgpu-hal v0.14.0
[INFO] [stderr]    Compiling oxipng v6.0.1
[INFO] [stderr]    Compiling wgpu v0.14.0
[INFO] [stderr]    Compiling filters v0.1.0 (/opt/rustwide/workdir/core)
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]   --> core/src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[repr(C)]
[INFO] [stdout]    | ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> core/src/lib.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Rgba([u8; 4]);
[INFO] [stdout]    |            ^^^^ field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling cli v0.1.0 (/opt/rustwide/workdir/cli)
[INFO] [stderr]    Compiling demo v0.1.0 (/opt/rustwide/workdir/demo)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 49.22s
[INFO] running `Command { std: "docker" "inspect" "38487e4fc34b41a84abf07acb31056a39900fb3f2d72dfe593ec6c6899556ff0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38487e4fc34b41a84abf07acb31056a39900fb3f2d72dfe593ec6c6899556ff0", kill_on_drop: false }`
[INFO] [stdout] 38487e4fc34b41a84abf07acb31056a39900fb3f2d72dfe593ec6c6899556ff0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47c99ee2daf00b2cec3d998cd5506025befc3c8a9d63bc8cdda063b547e55729
[INFO] running `Command { std: "docker" "start" "-a" "47c99ee2daf00b2cec3d998cd5506025befc3c8a9d63bc8cdda063b547e55729", kill_on_drop: false }`
[INFO] [stderr]    Compiling filters v0.1.0 (/opt/rustwide/workdir/core)
[INFO] [stderr]    Compiling cli v0.1.0 (/opt/rustwide/workdir/cli)
[INFO] [stderr]    Compiling demo v0.1.0 (/opt/rustwide/workdir/demo)
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]   --> core/src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[repr(C)]
[INFO] [stdout]    | ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> core/src/lib.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Rgba([u8; 4]);
[INFO] [stdout]    |            ^^^^ field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]   --> core/src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[repr(C)]
[INFO] [stdout]    | ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> core/src/lib.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Rgba([u8; 4]);
[INFO] [stdout]    |            ^^^^ field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.71s
[INFO] running `Command { std: "docker" "inspect" "47c99ee2daf00b2cec3d998cd5506025befc3c8a9d63bc8cdda063b547e55729", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47c99ee2daf00b2cec3d998cd5506025befc3c8a9d63bc8cdda063b547e55729", kill_on_drop: false }`
[INFO] [stdout] 47c99ee2daf00b2cec3d998cd5506025befc3c8a9d63bc8cdda063b547e55729
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 26b6501006529bfa793b1aa7d2e1841dfa02e5baf0249430eed21b2135bbe948
[INFO] running `Command { std: "docker" "start" "-a" "26b6501006529bfa793b1aa7d2e1841dfa02e5baf0249430eed21b2135bbe948", kill_on_drop: false }`
[INFO] [stderr] warning: function `check` is never used
[INFO] [stderr]   --> core/src/lib.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | #[repr(C)]
[INFO] [stderr]    | ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> core/src/lib.rs:19:12
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub struct Rgba([u8; 4]);
[INFO] [stderr]    |            ^^^^ field in this struct
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider removing this field
[INFO] [stderr] 
[INFO] [stderr] warning: `filters` (lib) generated 2 warnings
[INFO] [stderr] warning: `filters` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/cli-13f5e6ae8f390371)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::output_file_name_no_specified ... ok
[INFO] [stdout] test tests::output_file_name_output_specified ... 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]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/demo-610fd4f86d0a6766)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::output_file_name_no_specified ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::output_file_name_no_specified stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::output_file_name_no_specified' (28) panicked at demo/src/main.rs:100:37:
[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:     0x619c37495a02 - std::backtrace_rs::backtrace::libunwind::trace::hf0bd46b30bc61685
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x619c37495a02 - std::backtrace_rs::backtrace::trace_unsynchronized::h1d1fbb72ad89d7b7
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x619c37495a02 - std::sys::backtrace::_print_fmt::he38b6f68ca847f47
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x619c37495a02 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hb7e843cde1bc81a3
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x619c374a5a6a - core::fmt::rt::Argument::fmt::hc1dd77ac64f2688c
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x619c374a5a6a - core::fmt::write::h952c506e2dbe9cff
[INFO] [stdout]    6:     0x619c374644b6 - std::io::default_write_fmt::hd23bd8145c03a23a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x619c374644b6 - std::io::Write::write_fmt::hdd3314a2bd8a34bd
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x619c37474ee9 - std::sys::backtrace::BacktraceLock::print::h1079b82381c2c252
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x619c37474ee9 - std::panicking::default_hook::{{closure}}::h85cb76b8462c00f2
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x619c37474d81 - std::panicking::default_hook::h0134d220cc034c02
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x619c37436e4e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb2e68dca3970e3ca
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x619c37436e4e - test::test_main_with_exit_callback::{{closure}}::ha7ec2063a2565ec3
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x619c37475162 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::haebee478d0f56cf4
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x619c37475162 - std::panicking::panic_with_hook::h8119b6db1fef734f
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x619c37474fa8 - std::panicking::panic_handler::{{closure}}::h24f5360b91482c0e
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x619c37470149 - std::sys::backtrace::__rust_end_short_backtrace::h4e60c5cbd1bd0108
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x619c3745875d - __rustc[e4c6931bd8050421]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x619c374acd5c - core::panicking::panic_fmt::hb1614a3ff6840071
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x619c374ac6d2 - core::result::unwrap_failed::h7d4c34940aded59c
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x619c37417b1f - core::result::Result<T,E>::unwrap::h4b9db94a9434ba07
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x619c37417b1f - demo::output_file::hfd8550ec59fa4ea4
[INFO] [stdout]                                at /opt/rustwide/workdir/demo/src/main.rs:100:37
[INFO] [stdout]   22:     0x619c37417cfc - demo::tests::output_file_name_no_specified::h6234b8f54b7744ea
[INFO] [stdout]                                at /opt/rustwide/workdir/demo/src/main.rs:115:25
[INFO] [stdout]   23:     0x619c37417e07 - demo::tests::output_file_name_no_specified::{{closure}}::ha1bb52d7b34ec313
[INFO] [stdout]                                at /opt/rustwide/workdir/demo/src/main.rs:114:39
[INFO] [stdout]   24:     0x619c37417496 - core::ops::function::FnOnce::call_once::hb8dd1851b213475d
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x619c37436c4b - core::ops::function::FnOnce::call_once::hefaf63600cd43d2a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x619c37436c4b - test::__rust_begin_short_backtrace::he30322a73a0e9ea6
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:663:18
[INFO] [stdout]   27:     0x619c3744a61a - test::run_test_in_process::{{closure}}::hdea3ab8d0243ef36
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:686:74
[INFO] [stdout]   28:     0x619c3744a61a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h66d192f42498ffce
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   29:     0x619c3744a61a - std::panicking::catch_unwind::do_call::h822e18e8d3a6bb65
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40
[INFO] [stdout]   30:     0x619c3744a61a - std::panicking::catch_unwind::h54b1de7ceab578bf
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19
[INFO] [stdout]   31:     0x619c3744a61a - std::panic::catch_unwind::h60c29b7a9d0246b1
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x619c3744a61a - test::run_test_in_process::h6099b5f871379b13
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:686:27
[INFO] [stdout]   33:     0x619c3744a61a - test::run_test::{{closure}}::h926ce0a38281a4c8
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:607:43
[INFO] [stdout]   34:     0x619c37424a74 - test::run_test::{{closure}}::h508de21a9afc7140
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:637:41
[INFO] [stdout]   35:     0x619c37424a74 - std::sys::backtrace::__rust_begin_short_backtrace::h6e2f5c39ca00735a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   36:     0x619c37428332 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::h133e44f0e5802c14
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   37:     0x619c37428332 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4718c1285283955c
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   38:     0x619c37428332 - std::panicking::catch_unwind::do_call::h0bba3937b4892238
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40
[INFO] [stdout]   39:     0x619c37428332 - std::panicking::catch_unwind::h5b31cab5fb8c5d7f
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19
[INFO] [stdout]   40:     0x619c37428332 - std::panic::catch_unwind::hb2fa05d52ed0124e
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x619c37428332 - std::thread::lifecycle::spawn_unchecked::{{closure}}::hf401cf5ff501bd29
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   42:     0x619c37428332 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h160022e94ce3b0bb
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x619c3746b32f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf234e0d1d1d272ba
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   44:     0x619c3746b32f - std::sys::thread::unix::Thread::new::thread_start::h106a295241840d3b
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   45:     0x72e96c5e5aa4 - <unknown>
[INFO] [stdout]   46:     0x72e96c672a64 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::output_file_name_no_specified
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `-p demo --bin demo`
[INFO] running `Command { std: "docker" "inspect" "26b6501006529bfa793b1aa7d2e1841dfa02e5baf0249430eed21b2135bbe948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26b6501006529bfa793b1aa7d2e1841dfa02e5baf0249430eed21b2135bbe948", kill_on_drop: false }`
[INFO] [stdout] 26b6501006529bfa793b1aa7d2e1841dfa02e5baf0249430eed21b2135bbe948
