[INFO] fetching crate pear 0.2.7...
[INFO] checking pear-0.2.7 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3
[INFO] extracting crate pear 0.2.7 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate pear 0.2.7 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pear 0.2.7
[INFO] finished tweaking crates.io crate pear 0.2.7
[INFO] tweaked toml for crates.io crate pear 0.2.7 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 10 packages
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b1813552411fb90e7fb53a8929c21c3b48d12401dfc35494d4a9f7d9d5241d7
[INFO] running `Command { std: "docker" "start" "-a" "8b1813552411fb90e7fb53a8929c21c3b48d12401dfc35494d4a9f7d9d5241d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b1813552411fb90e7fb53a8929c21c3b48d12401dfc35494d4a9f7d9d5241d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b1813552411fb90e7fb53a8929c21c3b48d12401dfc35494d4a9f7d9d5241d7", kill_on_drop: false }`
[INFO] [stdout] 8b1813552411fb90e7fb53a8929c21c3b48d12401dfc35494d4a9f7d9d5241d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5de57de768e29f343a2074029c29bd86b89cb574b7d252342b41d3353efb63a7
[INFO] running `Command { std: "docker" "start" "-a" "5de57de768e29f343a2074029c29bd86b89cb574b7d252342b41d3353efb63a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]     Checking inlinable_string v0.1.15
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.57
[INFO] [stderr]    Compiling pear_codegen v0.2.9
[INFO] [stderr]     Checking pear v0.2.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Slice`, `Token`
[INFO] [stdout]  --> src/input/string.rs:1:31
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use crate::input::{Input, Token, Slice, ParserInfo};
[INFO] [stdout]   |                               ^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Slice`, `Token`
[INFO] [stdout]  --> src/input/text.rs:1:39
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use crate::input::{Input, Rewind, Token, Slice, Show, ParserInfo};
[INFO] [stdout]   |                                       ^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Slice`, `Token`
[INFO] [stdout]  --> src/input/string.rs:1:31
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use crate::input::{Input, Token, Slice, ParserInfo};
[INFO] [stdout]   |                               ^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Default` is imported redundantly
[INFO] [stdout]  --> src/combinators.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::default::Default;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Default` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Slice`, `Token`
[INFO] [stdout]  --> src/input/text.rs:1:39
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use crate::input::{Input, Rewind, Token, Slice, Show, ParserInfo};
[INFO] [stdout]   |                                       ^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `is_parse_debug` is imported redundantly
[INFO] [stdout]    --> src/debug.rs:5:5
[INFO] [stdout]     |
[INFO] [stdout] 5   |   use crate::macros::is_parse_debug;
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/macros.rs:170:1
[INFO] [stdout]     |
[INFO] [stdout] 170 | / macro_rules! is_parse_debug {
[INFO] [stdout] 171 | |     () => ({
[INFO] [stdout] 172 | |         #[cfg(not(debug_assertions))] { false }
[INFO] [stdout] 173 | |         #[cfg(debug_assertions)] { ::std::env::var("PARSE_DEBUG").is_ok() }
[INFO] [stdout] ...   |
[INFO] [stdout] 181 | |     })
[INFO] [stdout] 182 | | }
[INFO] [stdout]     | |_- the item `is_parse_debug` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Default` is imported redundantly
[INFO] [stdout]  --> src/combinators.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::default::Default;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Default` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `is_parse_debug` is imported redundantly
[INFO] [stdout]    --> src/debug.rs:5:5
[INFO] [stdout]     |
[INFO] [stdout] 5   |   use crate::macros::is_parse_debug;
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/macros.rs:170:1
[INFO] [stdout]     |
[INFO] [stdout] 170 | / macro_rules! is_parse_debug {
[INFO] [stdout] 171 | |     () => ({
[INFO] [stdout] 172 | |         #[cfg(not(debug_assertions))] { false }
[INFO] [stdout] 173 | |         #[cfg(debug_assertions)] { ::std::env::var("PARSE_DEBUG").is_ok() }
[INFO] [stdout] ...   |
[INFO] [stdout] 181 | |     })
[INFO] [stdout] 182 | | }
[INFO] [stdout]     | |_- the item `is_parse_debug` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `pear`
[INFO] [stdout]   --> tests/contextualize.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[parser]
[INFO] [stdout]    | ^^^^^^^^^ no `IntoResult` in `result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `parser` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `pear`
[INFO] [stdout]   --> tests/custom_expected.rs:37:1
[INFO] [stdout]    |
[INFO] [stdout] 37 | #[parser]
[INFO] [stdout]    | ^^^^^^^^^ no `IntoResult` in `result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `parser` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `pear`
[INFO] [stdout]  --> tests/peek.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[parser(rewind, peek)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^ no `IntoResult` in `result`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the attribute macro `parser` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `pear`
[INFO] [stdout]   --> tests/peek.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[parser(rewind, peek)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^ no `IntoResult` in `result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `parser` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `pear`
[INFO] [stdout]   --> tests/peek.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | #[parser(rewind, peek)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^ no `IntoResult` in `result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `parser` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `pear`
[INFO] [stdout]   --> tests/peek.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | #[parser]
[INFO] [stdout]    | ^^^^^^^^^ no `IntoResult` in `result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `parser` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/contextualize.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | / fn combo<'a>(input: &mut Pear<Text<'a>>) -> Result<'a, &'a str> {
[INFO] [stdout] 14 | |     parse_me!(eat_slice("b")?)
[INFO] [stdout] 15 | | }
[INFO] [stdout]    | |_^ cannot infer type for type parameter `E` declared on the enum `Result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `pear`
[INFO] [stdout]  --> tests/rewind.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[parser(rewind)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^ no `IntoResult` in `result`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the attribute macro `parser` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `pear`
[INFO] [stdout]   --> tests/rewind.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[parser(rewind)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^ no `IntoResult` in `result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `parser` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `pear`
[INFO] [stdout]  --> tests/parsers.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[parser]
[INFO] [stdout]   | ^^^^^^^^^ no `IntoResult` in `result`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the attribute macro `parser` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `pear`
[INFO] [stdout]   --> tests/rewind.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | #[parser(rewind)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^ no `IntoResult` in `result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `parser` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `pear`
[INFO] [stdout]   --> tests/rewind.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | #[parser]
[INFO] [stdout]    | ^^^^^^^^^ no `IntoResult` in `result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `parser` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `pear`
[INFO] [stdout]   --> tests/parsers.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[parser]
[INFO] [stdout]    | ^^^^^^^^^ no `IntoResult` in `result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `parser` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `pear`
[INFO] [stdout]   --> tests/parsers.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | #[parser]
[INFO] [stdout]    | ^^^^^^^^^ no `IntoResult` in `result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `parser` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `pear`
[INFO] [stdout]   --> tests/parsers.rs:44:1
[INFO] [stdout]    |
[INFO] [stdout] 44 | #[parser]
[INFO] [stdout]    | ^^^^^^^^^ no `IntoResult` in `result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `parser` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `pear`
[INFO] [stdout]  --> tests/marker.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[parser]
[INFO] [stdout]   | ^^^^^^^^^ no `IntoResult` in `result`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the attribute macro `parser` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `pear`
[INFO] [stdout]   --> tests/parsers.rs:70:1
[INFO] [stdout]    |
[INFO] [stdout] 70 | #[parser]
[INFO] [stdout]    | ^^^^^^^^^ no `IntoResult` in `result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `parser` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `pear`
[INFO] [stdout]   --> tests/marker.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[parser]
[INFO] [stdout]    | ^^^^^^^^^ no `IntoResult` in `result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `parser` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `pear`
[INFO] [stdout]    --> tests/parsers.rs:125:1
[INFO] [stdout]     |
[INFO] [stdout] 125 | #[parser]
[INFO] [stdout]     | ^^^^^^^^^ no `IntoResult` in `result`
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the attribute macro `parser` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `pear`
[INFO] [stdout]   --> tests/marker.rs:32:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | #[parser]
[INFO] [stdout]    | ^^^^^^^^^ no `IntoResult` in `result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `parser` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `pear`
[INFO] [stdout]   --> tests/marker.rs:66:1
[INFO] [stdout]    |
[INFO] [stdout] 66 | #[parser]
[INFO] [stdout]    | ^^^^^^^^^ no `IntoResult` in `result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `parser` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `pear`
[INFO] [stdout]   --> tests/marker.rs:76:1
[INFO] [stdout]    |
[INFO] [stdout] 76 | #[parser]
[INFO] [stdout]    | ^^^^^^^^^ no `IntoResult` in `result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `parser` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/peek.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / fn ab<'a>(input: &mut Input<'a>) -> Result<'a, ()> {
[INFO] [stdout] 8  | |     eat('a')?;
[INFO] [stdout] 9  | |     eat('b')?;
[INFO] [stdout] 10 | |     eof()?;
[INFO] [stdout] 11 | | }
[INFO] [stdout]    | |_^ cannot infer type for type parameter `E` declared on the enum `Result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/custom_expected.rs:38:1
[INFO] [stdout]    |
[INFO] [stdout] 38 | / fn combo<'a>(input: &mut Pear<Text<'a>>) -> Result<'a, ()> {
[INFO] [stdout] 39 | |     let start = switch! {
[INFO] [stdout] 40 | |         peek('a') => eat_slice("abc")?,
[INFO] [stdout] 41 | |         peek('b') => eat_slice("bat")?,
[INFO] [stdout] ...  |
[INFO] [stdout] 59 | |     }
[INFO] [stdout] 60 | | }
[INFO] [stdout]    | |_^ cannot infer type for type parameter `E` declared on the enum `Result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/rewind.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / fn ab<'a>(input: &mut Pear<Text<'a>>) -> Result<'a, ()> {
[INFO] [stdout] 8  | |     eat('a')?;
[INFO] [stdout] 9  | |     eat('b')?;
[INFO] [stdout] 10 | |     eof()?;
[INFO] [stdout] 11 | | }
[INFO] [stdout]    | |_^ cannot infer type for type parameter `E` declared on the enum `Result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/parsers.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / fn take_until_str<'a>(input: &mut Input<'a>, s: &str) -> Result<'a, &'a str> {
[INFO] [stdout] 9  | |     take_while_slice(|&slice| !slice.ends_with(s))?
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_^ cannot infer type for type parameter `E` declared on the enum `Result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/marker.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout] 9  | / fn simple<'a>(input: &mut Input<'a>) -> Result<'a, FourMarkers> {
[INFO] [stdout] 10 | |     let first = parse_last_marker!();
[INFO] [stdout] 11 | |     eat('.')?;
[INFO] [stdout] 12 | |     let second = parse_last_marker!();
[INFO] [stdout] ...  |
[INFO] [stdout] 17 | |     (first, second, third, fourth)
[INFO] [stdout] 18 | | }
[INFO] [stdout]    | |_^ cannot infer type for type parameter `E` declared on the enum `Result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/peek.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | / fn abc<'a>(input: &mut Input<'a>) -> Result<'a, ()> {
[INFO] [stdout] 15 | |     eat('a')?;
[INFO] [stdout] 16 | |     eat('b')?;
[INFO] [stdout] 17 | |     eat('c')?;
[INFO] [stdout] 18 | |     eof()?;
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_^ cannot infer type for type parameter `E` declared on the enum `Result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pear` (test "contextualize") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/parsers.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | / fn test_until<'a>(input: &mut Input<'a>, s: &str, r: &str) -> Result<'a, &'a str> {
[INFO] [stdout] 14 | |     (take_until_str(s)?, eat_slice(r)?).0
[INFO] [stdout] 15 | | }
[INFO] [stdout]    | |_^ cannot infer type for type parameter `E` declared on the enum `Result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/rewind.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | / fn abc<'a>(input: &mut Pear<Text<'a>>) -> Result<'a, ()> {
[INFO] [stdout] 15 | |     eat('a')?;
[INFO] [stdout] 16 | |     eat('b')?;
[INFO] [stdout] 17 | |     eat('c')?;
[INFO] [stdout] 18 | |     eof()?;
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_^ cannot infer type for type parameter `E` declared on the enum `Result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/marker.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | / fn simple_updating<'a>(input: &mut Input<'a>) -> Result<'a, FourMarkers> {
[INFO] [stdout] 22 | |     let first = parse_current_marker!();
[INFO] [stdout] 23 | |     eat('.')?;
[INFO] [stdout] 24 | |     let second = parse_current_marker!();
[INFO] [stdout] ...  |
[INFO] [stdout] 29 | |     (first, second, third, fourth)
[INFO] [stdout] 30 | | }
[INFO] [stdout]    | |_^ cannot infer type for type parameter `E` declared on the enum `Result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/peek.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | / fn abcd<'a>(input: &mut Input<'a>) -> Result<'a, ()> {
[INFO] [stdout] 23 | |     eat('a')?;
[INFO] [stdout] 24 | |     eat('b')?;
[INFO] [stdout] 25 | |     eat('c')?;
[INFO] [stdout] 26 | |     eat('d')?;
[INFO] [stdout] 27 | |     eof()?;
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^ cannot infer type for type parameter `E` declared on the enum `Result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pear` (test "custom_expected") due to 3 previous errors
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/parsers.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | / fn take_until_and_str<'a>(input: &mut Input<'a>, s: &str) -> Result<'a, &'a str> {
[INFO] [stdout] 31 | |     if s.is_empty() {
[INFO] [stdout] 32 | |         parse_error!("what would that mean?")?;
[INFO] [stdout] 33 | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 41 | |     }
[INFO] [stdout] 42 | | }
[INFO] [stdout]    | |_^ cannot infer type for type parameter `E` declared on the enum `Result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/marker.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | / fn resetting<'a>(input: &mut Input<'a>) -> Result<'a, FourMarkers> {
[INFO] [stdout] 34 | |     let first = parse_last_marker!();
[INFO] [stdout] 35 | |     eat('.')?;
[INFO] [stdout] 36 | |     parse_mark!();
[INFO] [stdout] ...  |
[INFO] [stdout] 43 | |     (first, second, third, fourth)
[INFO] [stdout] 44 | | }
[INFO] [stdout]    | |_^ cannot infer type for type parameter `E` declared on the enum `Result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/rewind.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | / fn abcd<'a>(input: &mut Pear<Text<'a>>) -> Result<'a, ()> {
[INFO] [stdout] 23 | |     eat('a')?;
[INFO] [stdout] 24 | |     eat('b')?;
[INFO] [stdout] 25 | |     eat('c')?;
[INFO] [stdout] 26 | |     eat('d')?;
[INFO] [stdout] 27 | |     eof()?;
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^ cannot infer type for type parameter `E` declared on the enum `Result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/peek.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | / fn combo<'a>(input: &mut Input<'a>) -> Result<'a, &'a str> {
[INFO] [stdout] 32 | |     switch! {
[INFO] [stdout] 33 | |         ab() => eat_slice("ab")?,
[INFO] [stdout] 34 | |         abc() => eat_slice("abc")?,
[INFO] [stdout] ...  |
[INFO] [stdout] 37 | |     }
[INFO] [stdout] 38 | | }
[INFO] [stdout]    | |_^ cannot infer type for type parameter `E` declared on the enum `Result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/parsers.rs:45:1
[INFO] [stdout]    |
[INFO] [stdout] 45 | / fn test_until_and<'a, 'b>(input: &mut Input<'a>, s: &str, r: &str) -> Result<'a, &'a str> {
[INFO] [stdout] 46 | |     (take_until_and_str(s)?, eat_slice(r)?).0
[INFO] [stdout] 47 | | }
[INFO] [stdout]    | |_^ cannot infer type for type parameter `E` declared on the enum `Result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/rewind.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | / fn combo<'a>(input: &mut Pear<Text<'a>>) -> Result<'a, &'a str> {
[INFO] [stdout] 32 | |     switch! {
[INFO] [stdout] 33 | |         ab() => "ab",
[INFO] [stdout] 34 | |         abc() => "abc",
[INFO] [stdout] ...  |
[INFO] [stdout] 37 | |     }
[INFO] [stdout] 38 | | }
[INFO] [stdout]    | |_^ cannot infer type for type parameter `E` declared on the enum `Result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/marker.rs:67:1
[INFO] [stdout]    |
[INFO] [stdout] 67 | / fn context<'a>(input: &mut Input<'a>) -> Result<'a, TwoSpans<'a>> {
[INFO] [stdout] 68 | |     eat_slice("...")?;
[INFO] [stdout] 69 | |     let first = parse_context!();
[INFO] [stdout] 70 | |     eat('\n')?;
[INFO] [stdout] ...  |
[INFO] [stdout] 73 | |     (first, second)
[INFO] [stdout] 74 | | }
[INFO] [stdout]    | |_^ cannot infer type for type parameter `E` declared on the enum `Result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/parsers.rs:71:1
[INFO] [stdout]    |
[INFO] [stdout] 71 | / fn test_until_window<'a>(input: &mut Input<'a>, s: &str, r: &str) -> Result<'a, &'a str> {
[INFO] [stdout] 72 | |     (take_until_slice(s)?, eat_slice(r)?).0
[INFO] [stdout] 73 | | }
[INFO] [stdout]    | |_^ cannot infer type for type parameter `E` declared on the enum `Result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pear` (test "peek") due to 9 previous errors
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/marker.rs:77:1
[INFO] [stdout]    |
[INFO] [stdout] 77 | / fn resetting_context<'a>(input: &mut Input<'a>) -> Result<'a, TwoSpans<'a>> {
[INFO] [stdout] 78 | |     eat_slice("...")?;
[INFO] [stdout] 79 | |     let first = parse_context!();
[INFO] [stdout] 80 | |     eat('\n')?;
[INFO] [stdout] ...  |
[INFO] [stdout] 84 | |     (first, second)
[INFO] [stdout] 85 | | }
[INFO] [stdout]    | |_^ cannot infer type for type parameter `E` declared on the enum `Result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/parsers.rs:126:1
[INFO] [stdout]     |
[INFO] [stdout] 126 | / fn take_until_cursor_str<'a>(
[INFO] [stdout] 127 | |     input: &mut Pear<Cursor<&'a str>>,
[INFO] [stdout] 128 | |     s: &str
[INFO] [stdout] 129 | | ) -> CResult<'a, &'a str> {
[INFO] [stdout] 130 | |     take_while_slice(|&slice| !slice.ends_with(s))?
[INFO] [stdout] 131 | | }
[INFO] [stdout]     | |_^ cannot infer type for type parameter `E` declared on the enum `Result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pear` (test "rewind") due to 9 previous errors
[INFO] [stdout] error: aborting due to 10 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pear` (test "marker") due to 11 previous errors
[INFO] [stdout] error: aborting due to 12 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pear` (test "parsers") due to 13 previous errors
[INFO] running `Command { std: "docker" "inspect" "5de57de768e29f343a2074029c29bd86b89cb574b7d252342b41d3353efb63a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5de57de768e29f343a2074029c29bd86b89cb574b7d252342b41d3353efb63a7", kill_on_drop: false }`
[INFO] [stdout] 5de57de768e29f343a2074029c29bd86b89cb574b7d252342b41d3353efb63a7