[INFO] fetching crate err-as-you-go 0.1.3... [INFO] testing err-as-you-go-0.1.3 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1 [INFO] extracting crate err-as-you-go 0.1.3 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate err-as-you-go 0.1.3 [INFO] finished tweaking crates.io crate err-as-you-go 0.1.3 [INFO] tweaked toml for crates.io crate err-as-you-go 0.1.3 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate err-as-you-go 0.1.3 on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 52 packages to latest compatible versions [INFO] [stderr] Adding pretty_env_logger v0.4.0 (available: v0.5.0) [INFO] [stderr] Adding thiserror v1.0.69 (available: v2.0.18) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded dissimilar v1.0.11 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1915a904bc9eed486365c6c5116900e5720cb8006fefac3089645ec33b85508b [INFO] running `Command { std: "docker" "start" "-a" "1915a904bc9eed486365c6c5116900e5720cb8006fefac3089645ec33b85508b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1915a904bc9eed486365c6c5116900e5720cb8006fefac3089645ec33b85508b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1915a904bc9eed486365c6c5116900e5720cb8006fefac3089645ec33b85508b", kill_on_drop: false }` [INFO] [stdout] 1915a904bc9eed486365c6c5116900e5720cb8006fefac3089645ec33b85508b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 05344f02086007c5d06eb55227b902b663c706194ed293f51771faa34e4fc3a3 [INFO] running `Command { std: "docker" "start" "-a" "05344f02086007c5d06eb55227b902b663c706194ed293f51771faa34e4fc3a3", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.184 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling termcolor v1.4.1 [INFO] [stderr] Compiling log v0.4.29 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling syn v2.0.117 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling pretty_env_logger v0.4.0 [INFO] [stderr] Compiling err-as-you-go v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.07s [INFO] running `Command { std: "docker" "inspect" "05344f02086007c5d06eb55227b902b663c706194ed293f51771faa34e4fc3a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "05344f02086007c5d06eb55227b902b663c706194ed293f51771faa34e4fc3a3", kill_on_drop: false }` [INFO] [stdout] 05344f02086007c5d06eb55227b902b663c706194ed293f51771faa34e4fc3a3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2145ddc91ca0c740428ece8c7780c3ea41ba0e6645e56011c790b8de00467c44 [INFO] running `Command { std: "docker" "start" "-a" "2145ddc91ca0c740428ece8c7780c3ea41ba0e6645e56011c790b8de00467c44", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling winnow v1.0.1 [INFO] [stderr] Compiling target-triple v1.0.0 [INFO] [stderr] Compiling libc v0.2.184 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling itoa v1.0.18 [INFO] [stderr] Compiling regex-automata v0.4.14 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling toml_writer v1.1.1+spec-1.1.0 [INFO] [stderr] Compiling syn v2.0.117 [INFO] [stderr] Compiling toml_datetime v1.1.1+spec-1.1.0 [INFO] [stderr] Compiling serde_spanned v1.1.1 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling dissimilar v1.0.11 [INFO] [stderr] Compiling toml_parser v1.1.2+spec-1.1.0 [INFO] [stderr] Compiling serde_json v1.0.149 [INFO] [stderr] Compiling toml v1.1.2+spec-1.1.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling regex v1.12.3 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling pretty_env_logger v0.4.0 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling err-as-you-go v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling trybuild v1.0.116 [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 18.21s [INFO] running `Command { std: "docker" "inspect" "2145ddc91ca0c740428ece8c7780c3ea41ba0e6645e56011c790b8de00467c44", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2145ddc91ca0c740428ece8c7780c3ea41ba0e6645e56011c790b8de00467c44", kill_on_drop: false }` [INFO] [stdout] 2145ddc91ca0c740428ece8c7780c3ea41ba0e6645e56011c790b8de00467c44 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c223f4b56cfa3c60cb14591ccdf4e56b4a2fff3832a81215f0188a0e287b6e40 [INFO] running `Command { std: "docker" "start" "-a" "c223f4b56cfa3c60cb14591ccdf4e56b4a2fff3832a81215f0188a0e287b6e40", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.55s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/err_as_you_go-2944649fe88b0f66) [INFO] [stdout] [INFO] [stdout] running 14 tests [INFO] [stdout] test config::tests::parse_visibility ... ok [INFO] [stdout] test data::tests::parse_unit_variant ... ok [INFO] [stdout] test config::tests::parse_attributes ... ok [INFO] [stdout] test config::tests::parse_all ... ok [INFO] [stdout] test data::tests::parse_unnamed_variant ... ok [INFO] [stdout] test data::tests::use_named_variant ... ok [INFO] [stdout] test tests::get_result_name ... ok [INFO] [stdout] test data::tests::use_unnamed_variant ... ok [INFO] [stdout] test data::tests::use_unit_variant ... ok [INFO] [stdout] test config::tests::parse_derives ... ok [INFO] [stdout] test data::tests::parse_named_variant ... ok [INFO] [stdout] test data::tests::parse_unit_variant_with_discriminant ... ok [INFO] [stderr] Compiling proc-macro2 v1.0.106 [INFO] [stderr] Compiling quote v1.0.45 [INFO] [stderr] Compiling libc v0.2.184 [INFO] [stderr] Compiling unicode-ident v1.0.24 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling memchr v2.8.0 [INFO] [stderr] Compiling regex-syntax v0.8.10 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling termcolor v1.4.1 [INFO] [stderr] Compiling log v0.4.29 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stdout] test tests::readme ... FAILED [INFO] [stderr] Compiling yansi v1.0.1 [INFO] [stderr] Compiling diff v0.1.13 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling aho-corasick v1.1.4 [INFO] [stderr] Compiling pretty_assertions v1.4.1 [INFO] [stderr] Compiling syn v2.0.117 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling regex-automata v0.4.14 [INFO] [stderr] Compiling regex v1.12.3 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling pretty_env_logger v0.4.0 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling err-as-you-go v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] Compiling err-as-you-go-tests v0.0.0 (/opt/rustwide/target/tests/trybuild/err-as-you-go) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.57s [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] test trybuild/pass/derive_passthrough.rs [should pass] ... ok [INFO] [stderr] test trybuild/pass/empty.rs [should pass] ... ok [INFO] [stderr] test trybuild/pass/err_attr_passthrough.rs [should pass] ... ok [INFO] [stderr] test trybuild/pass/mix.rs [should pass] ... ok [INFO] [stderr] test trybuild/pass/nested.rs [should pass] ... ok [INFO] [stderr] test trybuild/pass/struct_attr_passthrough.rs [should pass] ... ok [INFO] [stderr] test trybuild/pass/structy.rs [should pass] ... ok [INFO] [stderr] test trybuild/pass/tuple.rs [should pass] ... ok [INFO] [stderr] test trybuild/pass/unit.rs [should pass] ... ok [INFO] [stderr] test trybuild/pass/visibility.rs [should pass] ... ok [INFO] [stderr] [INFO] [stderr] WARNINGS: [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] warning: unused import: `inner::FooError` [INFO] [stderr] --> trybuild/pass/visibility.rs:2:13 [INFO] [stderr] | [INFO] [stderr] 2 | pub use inner::FooError; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] [INFO] [stderr] STDERR: [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] warning: unused import: `inner::FooError` [INFO] [stderr] --> /opt/rustwide/workdir/trybuild/pass/visibility.rs:2:13 [INFO] [stderr] | [INFO] [stderr] 2 | pub use inner::FooError; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] [INFO] [stderr] test trybuild/fail/invalid_ident.rs [should fail to compile] ... mismatch [INFO] [stderr] [INFO] [stderr] EXPECTED: [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] error: expected identifier [INFO] [stderr] --> trybuild/fail/invalid_ident.rs:5:21 [INFO] [stderr] | [INFO] [stderr] 5 | return Err(err!(1Bar)); [INFO] [stderr] | ^^^^ [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] [INFO] [stderr] ACTUAL OUTPUT: [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] error: expected identifier [INFO] [stderr] --> trybuild/fail/invalid_ident.rs:5:21 [INFO] [stderr] | [INFO] [stderr] 5 | return Err(err!(1Bar)); [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] error: cannot find macro `err` in this scope [INFO] [stderr] --> trybuild/fail/invalid_ident.rs:5:16 [INFO] [stderr] | [INFO] [stderr] 5 | return Err(err!(1Bar)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> trybuild/fail/invalid_ident.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 5 | return Err(err!(1Bar)); [INFO] [stderr] | ---------------------- any code following this expression is unreachable [INFO] [stderr] 6 | Ok(()) [INFO] [stderr] | ^^^^^^ unreachable expression [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] note: If the actual output is the correct output you can bless it by rerunning [INFO] [stderr] your test with the environment variable TRYBUILD=overwrite [INFO] [stderr] [INFO] [stderr] test trybuild/fail/invalid_signature.rs [should fail to compile] ... ok [INFO] [stderr] test trybuild/fail/unsupported_macro_args.rs [should fail to compile] ... ok [INFO] [stderr] [INFO] [stderr] [INFO] [stdout] test tests::trybuild ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::readme stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'tests::readme' (29) panicked at src/lib.rs:331:9: [INFO] [stdout] assertion failed: `(left == right)` [INFO] [stdout] [INFO] [stdout] Diff < left / right > : [INFO] [stdout] <"" [INFO] [stdout] >"
\n\n[![crates-io](https://img.shields.io/crates/v/err-as-you-go.svg)](https://crates.io/crates/err-as-you-go)\n[![docs-rs](https://docs.rs/err-as-you-go/badge.svg)](https://docs.rs/err-as-you-go)\n[![github](https://img.shields.io/static/v1?label=&message=github&color=grey&logo=github)](https://github.com/aatifsyed/err-as-you-go)\n\n
\n\n# `err-as-you-go`\n\nGenerate `enum` error types inline.\n\nIf you want:\n- to easy throw errors inline like with [anyhow]\n- to make your error types handleable in a nice enum like [thiserror]\n\nthen this is the crate for you!\n\n```rust\nuse err_as_you_go::err_as_you_go;\n\n#[err_as_you_go]\nfn shave_yaks(\n num_yaks: usize,\n empty_buckets: usize,\n num_razors: usize,\n) -> Result<(), ShaveYaksError> {\n if num_razors == 0 {\n return Err(err!(NotEnoughRazors));\n }\n if num_yaks > empty_buckets {\n return Err(err!(NotEnoughBuckets {\n got: usize = empty_buckets,\n required: usize = num_yaks,\n }));\n }\n Ok(())\n}\n```\nUnder the hood, a struct like this is generated:\n```rust\nenum ShaveYaksError { // name and visibility are taken from function return type and visibility\n NotEnoughRazors,\n NotEnoughBuckets {\n got: usize,\n required: usize,\n }\n}\n```\n\nImportantly, you can derive on the generated struct, _and_ passthrough attributes, allowing you to use crates like [thiserror].\n```rust\n\n#[err_as_you_go(derive(Debug, thiserror::Error))]\nfn shave_yaks(\n num_yaks: usize,\n empty_buckets: usize,\n num_razors: usize,\n) -> Result<(), ShaveYaksError> {\n if num_razors == 0 {\n return Err(err!(\n #[error(\"not enough razors!\")]\n NotEnoughRazors\n ));\n }\n if num_yaks > empty_buckets {\n return Err(err!(\n #[error(\"not enough buckets - needed {required}\")]\n NotEnoughBuckets {\n got: usize = empty_buckets,\n required: usize = num_yaks,\n }\n ));\n }\n Ok(())\n}\n```\n\nWhich generates the following:\n```rust\n#[derive(Debug, thiserror::Error)]\nenum ShaveYaksError {\n #[error(\"not enough razors!\")]\n NotEnoughRazors,\n #[error(\"not enough buckets - needed {required}\")]\n NotEnoughBuckets {\n got: usize,\n required: usize,\n }\n}\n```\nAnd `err!` macro invocations are replaced with struct instantiations - no matter where they are in the function body!\n\nIf you need to reuse the same variant within a function, just use the normal construction syntax:\n```rust\n#[err_as_you_go]\nfn foo() -> Result<(), FooError> {\n fallible_op().map_err(|e| err!(IoError(io::Error = e)));\n Err(FooError::IoError(todo!()))\n}\n```\n\n[anyhow]: https://docs.rs/anyhow\n[thiserror]: https://docs.rs/thiserror\n" [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x7dfbeef3a94a - std[31e582c13f4e914f]::backtrace_rs::backtrace::libunwind::trace [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x7dfbeef3a94a - std[31e582c13f4e914f]::backtrace_rs::backtrace::trace_unsynchronized:: [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x7dfbeef3a94a - std[31e582c13f4e914f]::sys::backtrace::_print_fmt [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:74:9 [INFO] [stdout] 3: 0x7dfbeef3a94a - <::print::DisplayBacktrace as core[fa0eadad68403074]::fmt::Display>::fmt [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:44:26 [INFO] [stdout] 4: 0x7dfbeef7c9ba - ::fmt [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/fmt/rt.rs:152:76 [INFO] [stdout] 5: 0x7dfbeef7c9ba - core[fa0eadad68403074]::fmt::write [INFO] [stdout] 6: 0x7dfbeef4bed2 - std[31e582c13f4e914f]::io::default_write_fmt::> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x7dfbeef4bed2 - as std[31e582c13f4e914f]::io::Write>::write_fmt [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/io/mod.rs:1994:13 [INFO] [stdout] 8: 0x7dfbeef0a1af - ::print [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:47:9 [INFO] [stdout] 9: 0x7dfbeef0a1af - std[31e582c13f4e914f]::panicking::default_hook::{closure#0} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:292:27 [INFO] [stdout] 10: 0x7dfbeef2cbc9 - std[31e582c13f4e914f]::panicking::default_hook [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:316:9 [INFO] [stdout] 11: 0x556745bf527c - core[fa0eadad68403074]::ops::function::Fn<(&'a std[31e582c13f4e914f]::panic::PanicHookInfo<'b>,), Output = ()> + core[fa0eadad68403074]::marker::Sync + core[fa0eadad68403074]::marker::Send> as core[fa0eadad68403074]::ops::function::Fn<(&std[31e582c13f4e914f]::panic::PanicHookInfo,)>>::call [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/alloc/src/boxed.rs:2254:9 [INFO] [stdout] 12: 0x556745bf527c - test[7530e63dc052480e]::test_main_with_exit_callback::::{closure#0} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x7dfbeef2ce42 - core[fa0eadad68403074]::ops::function::Fn<(&'a std[31e582c13f4e914f]::panic::PanicHookInfo<'b>,), Output = ()> + core[fa0eadad68403074]::marker::Sync + core[fa0eadad68403074]::marker::Send> as core[fa0eadad68403074]::ops::function::Fn<(&std[31e582c13f4e914f]::panic::PanicHookInfo,)>>::call [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/alloc/src/boxed.rs:2254:9 [INFO] [stdout] 14: 0x7dfbeef2ce42 - std[31e582c13f4e914f]::panicking::panic_with_hook [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:833:13 [INFO] [stdout] 15: 0x7dfbeef0a268 - std[31e582c13f4e914f]::panicking::panic_handler::{closure#0} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:698:13 [INFO] [stdout] 16: 0x7dfbeeefe309 - std[31e582c13f4e914f]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:182:18 [INFO] [stdout] 17: 0x7dfbeef0b94d - __rustc[fc8e3a9f23f26cb]::rust_begin_unwind [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:689:5 [INFO] [stdout] 18: 0x7dfbeef7d3cc - core[fa0eadad68403074]::panicking::panic_fmt [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/panicking.rs:80:14 [INFO] [stdout] 19: 0x55674598fc48 - err_as_you_go[84da9195119db244]::tests::readme [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:331:9 [INFO] [stdout] 20: 0x55674598d787 - err_as_you_go[84da9195119db244]::tests::readme::{closure#0} [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:323:16 [INFO] [stdout] 21: 0x55674598c0a6 - >::call_once [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 22: 0x556745be935b - core[fa0eadad68403074]::result::Result<(), alloc[49b8922c36ca62de]::string::String> as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 23: 0x556745be935b - test[7530e63dc052480e]::__rust_begin_short_backtrace::, fn() -> core[fa0eadad68403074]::result::Result<(), alloc[49b8922c36ca62de]::string::String>> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/test/src/lib.rs:663:18 [INFO] [stdout] 24: 0x556745bf5d4b - test[7530e63dc052480e]::run_test_in_process::{closure#0} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/test/src/lib.rs:686:74 [INFO] [stdout] 25: 0x556745bf5d4b - as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/panic/unwind_safe.rs:275:9 [INFO] [stdout] 26: 0x556745bf5d4b - std[31e582c13f4e914f]::panicking::catch_unwind::do_call::, core[fa0eadad68403074]::result::Result<(), alloc[49b8922c36ca62de]::string::String>> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:581:40 [INFO] [stdout] 27: 0x556745bf5d4b - std[31e582c13f4e914f]::panicking::catch_unwind::, core[fa0eadad68403074]::panic::unwind_safe::AssertUnwindSafe> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:544:19 [INFO] [stdout] 28: 0x556745bf5d4b - std[31e582c13f4e914f]::panic::catch_unwind::, core[fa0eadad68403074]::result::Result<(), alloc[49b8922c36ca62de]::string::String>> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panic.rs:359:14 [INFO] [stdout] 29: 0x556745bf5d4b - test[7530e63dc052480e]::run_test_in_process [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/test/src/lib.rs:686:27 [INFO] [stdout] 30: 0x556745bf5d4b - test[7530e63dc052480e]::run_test::{closure#0} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/test/src/lib.rs:607:43 [INFO] [stdout] 31: 0x556745bf01a4 - test[7530e63dc052480e]::run_test::{closure#1} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/test/src/lib.rs:637:41 [INFO] [stdout] 32: 0x556745bf01a4 - std[31e582c13f4e914f]::sys::backtrace::__rust_begin_short_backtrace:: [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:166:18 [INFO] [stdout] 33: 0x556745bf8952 - std[31e582c13f4e914f]::thread::lifecycle::spawn_unchecked::::{closure#1}::{closure#0} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/thread/lifecycle.rs:91:13 [INFO] [stdout] 34: 0x556745bf8952 - ::{closure#1}::{closure#0}> as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/panic/unwind_safe.rs:275:9 [INFO] [stdout] 35: 0x556745bf8952 - std[31e582c13f4e914f]::panicking::catch_unwind::do_call::::{closure#1}::{closure#0}>, ()> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:581:40 [INFO] [stdout] 36: 0x556745bf8952 - std[31e582c13f4e914f]::panicking::catch_unwind::<(), core[fa0eadad68403074]::panic::unwind_safe::AssertUnwindSafe::{closure#1}::{closure#0}>> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:544:19 [INFO] [stdout] 37: 0x556745bf8952 - std[31e582c13f4e914f]::panic::catch_unwind::::{closure#1}::{closure#0}>, ()> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panic.rs:359:14 [INFO] [stdout] 38: 0x556745bf8952 - std[31e582c13f4e914f]::thread::lifecycle::spawn_unchecked::::{closure#1} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/thread/lifecycle.rs:89:26 [INFO] [stdout] 39: 0x556745bf8952 - ::{closure#1} as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 40: 0x7dfbeef3802f - + core[fa0eadad68403074]::marker::Send> as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/alloc/src/boxed.rs:2240:9 [INFO] [stdout] 41: 0x7dfbeef3802f - ::new::thread_start [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/thread/unix.rs:118:17 [INFO] [stdout] 42: 0x7dfbeecddaa4 - [INFO] [stdout] 43: 0x7dfbeed6aa64 - clone [INFO] [stdout] 44: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- tests::trybuild stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'tests::trybuild' (30) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/trybuild-1.0.116/src/run.rs:102:13: [INFO] [stdout] 1 of 13 tests failed [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x7dfbeef3a94a - std[31e582c13f4e914f]::backtrace_rs::backtrace::libunwind::trace [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x7dfbeef3a94a - std[31e582c13f4e914f]::backtrace_rs::backtrace::trace_unsynchronized:: [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x7dfbeef3a94a - std[31e582c13f4e914f]::sys::backtrace::_print_fmt [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:74:9 [INFO] [stdout] 3: 0x7dfbeef3a94a - <::print::DisplayBacktrace as core[fa0eadad68403074]::fmt::Display>::fmt [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:44:26 [INFO] [stdout] 4: 0x7dfbeef7c9ba - ::fmt [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/fmt/rt.rs:152:76 [INFO] [stdout] 5: 0x7dfbeef7c9ba - core[fa0eadad68403074]::fmt::write [INFO] [stdout] 6: 0x7dfbeef4bed2 - std[31e582c13f4e914f]::io::default_write_fmt::> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x7dfbeef4bed2 - as std[31e582c13f4e914f]::io::Write>::write_fmt [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/io/mod.rs:1994:13 [INFO] [stdout] 8: 0x7dfbeef0a1af - ::print [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:47:9 [INFO] [stdout] 9: 0x7dfbeef0a1af - std[31e582c13f4e914f]::panicking::default_hook::{closure#0} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:292:27 [INFO] [stdout] 10: 0x7dfbeef2cbc9 - std[31e582c13f4e914f]::panicking::default_hook [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:316:9 [INFO] [stdout] 11: 0x556745bf527c - core[fa0eadad68403074]::ops::function::Fn<(&'a std[31e582c13f4e914f]::panic::PanicHookInfo<'b>,), Output = ()> + core[fa0eadad68403074]::marker::Sync + core[fa0eadad68403074]::marker::Send> as core[fa0eadad68403074]::ops::function::Fn<(&std[31e582c13f4e914f]::panic::PanicHookInfo,)>>::call [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/alloc/src/boxed.rs:2254:9 [INFO] [stdout] 12: 0x556745bf527c - test[7530e63dc052480e]::test_main_with_exit_callback::::{closure#0} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x7dfbeef2ce42 - core[fa0eadad68403074]::ops::function::Fn<(&'a std[31e582c13f4e914f]::panic::PanicHookInfo<'b>,), Output = ()> + core[fa0eadad68403074]::marker::Sync + core[fa0eadad68403074]::marker::Send> as core[fa0eadad68403074]::ops::function::Fn<(&std[31e582c13f4e914f]::panic::PanicHookInfo,)>>::call [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/alloc/src/boxed.rs:2254:9 [INFO] [stdout] 14: 0x7dfbeef2ce42 - std[31e582c13f4e914f]::panicking::panic_with_hook [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:833:13 [INFO] [stdout] 15: 0x7dfbeef0a268 - std[31e582c13f4e914f]::panicking::panic_handler::{closure#0} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:698:13 [INFO] [stdout] 16: 0x7dfbeeefe309 - std[31e582c13f4e914f]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:182:18 [INFO] [stdout] 17: 0x7dfbeef0b94d - __rustc[fc8e3a9f23f26cb]::rust_begin_unwind [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:689:5 [INFO] [stdout] 18: 0x7dfbeef7d3cc - core[fa0eadad68403074]::panicking::panic_fmt [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/panicking.rs:80:14 [INFO] [stdout] 19: 0x556745a80fc4 - ::run [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/trybuild-1.0.116/src/run.rs:102:13 [INFO] [stdout] 20: 0x556745a8fac8 - ::drop [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/trybuild-1.0.116/src/lib.rs:342:38 [INFO] [stdout] 21: 0x556745987837 - core[fa0eadad68403074]::ptr::drop_in_place:: [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/ptr/mod.rs:809:1 [INFO] [stdout] 22: 0x55674598fd0b - err_as_you_go[84da9195119db244]::tests::trybuild [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:320:5 [INFO] [stdout] 23: 0x55674598d7b7 - err_as_you_go[84da9195119db244]::tests::trybuild::{closure#0} [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:316:18 [INFO] [stdout] 24: 0x55674598c0e6 - >::call_once [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 25: 0x556745be935b - core[fa0eadad68403074]::result::Result<(), alloc[49b8922c36ca62de]::string::String> as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 26: 0x556745be935b - test[7530e63dc052480e]::__rust_begin_short_backtrace::, fn() -> core[fa0eadad68403074]::result::Result<(), alloc[49b8922c36ca62de]::string::String>> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/test/src/lib.rs:663:18 [INFO] [stdout] 27: 0x556745bf5d4b - test[7530e63dc052480e]::run_test_in_process::{closure#0} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/test/src/lib.rs:686:74 [INFO] [stdout] 28: 0x556745bf5d4b - as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/panic/unwind_safe.rs:275:9 [INFO] [stdout] 29: 0x556745bf5d4b - std[31e582c13f4e914f]::panicking::catch_unwind::do_call::, core[fa0eadad68403074]::result::Result<(), alloc[49b8922c36ca62de]::string::String>> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:581:40 [INFO] [stdout] 30: 0x556745bf5d4b - std[31e582c13f4e914f]::panicking::catch_unwind::, core[fa0eadad68403074]::panic::unwind_safe::AssertUnwindSafe> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:544:19 [INFO] [stdout] 31: 0x556745bf5d4b - std[31e582c13f4e914f]::panic::catch_unwind::, core[fa0eadad68403074]::result::Result<(), alloc[49b8922c36ca62de]::string::String>> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panic.rs:359:14 [INFO] [stdout] 32: 0x556745bf5d4b - test[7530e63dc052480e]::run_test_in_process [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/test/src/lib.rs:686:27 [INFO] [stdout] 33: 0x556745bf5d4b - test[7530e63dc052480e]::run_test::{closure#0} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/test/src/lib.rs:607:43 [INFO] [stdout] 34: 0x556745bf01a4 - test[7530e63dc052480e]::run_test::{closure#1} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/test/src/lib.rs:637:41 [INFO] [stdout] 35: 0x556745bf01a4 - std[31e582c13f4e914f]::sys::backtrace::__rust_begin_short_backtrace:: [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:166:18 [INFO] [stdout] 36: 0x556745bf8952 - std[31e582c13f4e914f]::thread::lifecycle::spawn_unchecked::::{closure#1}::{closure#0} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/thread/lifecycle.rs:91:13 [INFO] [stdout] 37: 0x556745bf8952 - ::{closure#1}::{closure#0}> as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/panic/unwind_safe.rs:275:9 [INFO] [stdout] 38: 0x556745bf8952 - std[31e582c13f4e914f]::panicking::catch_unwind::do_call::::{closure#1}::{closure#0}>, ()> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:581:40 [INFO] [stdout] 39: 0x556745bf8952 - std[31e582c13f4e914f]::panicking::catch_unwind::<(), core[fa0eadad68403074]::panic::unwind_safe::AssertUnwindSafe::{closure#1}::{closure#0}>> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:544:19 [INFO] [stdout] 40: 0x556745bf8952 - std[31e582c13f4e914f]::panic::catch_unwind::::{closure#1}::{closure#0}>, ()> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panic.rs:359:14 [INFO] [stdout] 41: 0x556745bf8952 - std[31e582c13f4e914f]::thread::lifecycle::spawn_unchecked::::{closure#1} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/thread/lifecycle.rs:89:26 [INFO] [stdout] 42: 0x556745bf8952 - ::{closure#1} as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 43: 0x7dfbeef3802f - + core[fa0eadad68403074]::marker::Send> as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/alloc/src/boxed.rs:2240:9 [INFO] [stdout] 44: 0x7dfbeef3802f - ::new::thread_start [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/thread/unix.rs:118:17 [INFO] [stdout] 45: 0x7dfbeecddaa4 - [INFO] [stdout] 46: 0x7dfbeed6aa64 - clone [INFO] [stdout] 47: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::readme [INFO] [stdout] tests::trybuild [INFO] [stdout] [INFO] [stdout] test result: FAILED. 12 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 43.03s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] running `Command { std: "docker" "inspect" "c223f4b56cfa3c60cb14591ccdf4e56b4a2fff3832a81215f0188a0e287b6e40", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c223f4b56cfa3c60cb14591ccdf4e56b4a2fff3832a81215f0188a0e287b6e40", kill_on_drop: false }` [INFO] [stdout] c223f4b56cfa3c60cb14591ccdf4e56b4a2fff3832a81215f0188a0e287b6e40