[INFO] cloning repository https://github.com/FizzesShark/markers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FizzesShark/markers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFizzesShark%2Fmarkers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFizzesShark%2Fmarkers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 752e7699bbdc58b4db775c5630972476ae5ca3ef
[INFO] checking FizzesShark/markers against try#0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef for pr-147859
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFizzesShark%2Fmarkers" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/FizzesShark/markers
[INFO] finished tweaking git repo https://github.com/FizzesShark/markers
[INFO] tweaked toml for git repo https://github.com/FizzesShark/markers written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/FizzesShark/markers on toolchain 0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/FizzesShark/markers 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" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "fetch" "--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]  Downloading crates ...
[INFO] [stderr]   Downloaded async-executor v0.1.2
[INFO] [stderr]   Downloaded event-listener v2.4.0
[INFO] [stderr]   Downloaded pear v0.1.4
[INFO] [stderr]   Downloaded filetime v0.2.12
[INFO] [stderr]   Downloaded async-attributes v1.1.1
[INFO] [stderr]   Downloaded async-mutex v1.1.5
[INFO] [stderr]   Downloaded wepoll-sys-stjepang v1.0.6
[INFO] [stderr]   Downloaded polling v0.1.5
[INFO] [stderr]   Downloaded async-io v0.1.11
[INFO] [stderr]   Downloaded futures-lite v0.1.11
[INFO] [stderr]   Downloaded async-task v3.0.0
[INFO] [stderr]   Downloaded blocking v0.5.2
[INFO] [stderr]   Downloaded async-trait v0.1.39
[INFO] [stderr]   Downloaded pear_codegen v0.1.4
[INFO] [stderr]   Downloaded multitask v0.2.0
[INFO] [stderr]   Downloaded parking v1.0.6
[INFO] [stderr]   Downloaded async-std v1.6.3
[INFO] [stderr]   Downloaded vec-arena v0.5.2
[INFO] [stderr]   Downloaded async-channel v1.4.1
[INFO] [stderr]   Downloaded fastrand v1.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d2290a47c4cc9058aab5c8c29182b433e92940279e2a8d0efb61f6617624d7f3
[INFO] running `Command { std: "docker" "start" "-a" "d2290a47c4cc9058aab5c8c29182b433e92940279e2a8d0efb61f6617624d7f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2290a47c4cc9058aab5c8c29182b433e92940279e2a8d0efb61f6617624d7f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2290a47c4cc9058aab5c8c29182b433e92940279e2a8d0efb61f6617624d7f3", kill_on_drop: false }`
[INFO] [stdout] d2290a47c4cc9058aab5c8c29182b433e92940279e2a8d0efb61f6617624d7f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40b9dd282fb738314f534f58b29b4435ce3c20200e74e2a799b43b48a06ca811
[INFO] running `Command { std: "docker" "start" "-a" "40b9dd282fb738314f534f58b29b4435ce3c20200e74e2a799b43b48a06ca811", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]    Compiling pear_codegen v0.1.4
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking fastrand v1.3.4
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pear_codegen-0.1.4/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(crate_visibility_modifier)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in 1.63.0; see <https://github.com/rust-lang/rust/pull/97254> for more information
[INFO] [stdout]   = note: removed in favor of `pub(crate)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `!` or `::`, found keyword `struct`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pear_codegen-0.1.4/src/parser.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | crate struct Diagnostic(crate ::proc_macro::Diagnostic);
[INFO] [stdout]    |       ^^^^^^ expected one of `!` or `::`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stdout] error[E0425]: cannot find type `PResult` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pear_codegen-0.1.4/src/lib.rs:65:39
[INFO] [stdout]    |
[INFO] [stdout] 65 | fn extract_input_ident(f: &ItemFn) -> PResult<Ident> {
[INFO] [stdout]    |                                       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-0.15.44/src/error.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub type Result<T> = std::result::Result<T, Error>;
[INFO] [stdout]    | ------------------ similarly named type alias `Result` defined here
[INFO] [stdout]    |
[INFO] [stdout] help: a type alias with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 65 - fn extract_input_ident(f: &ItemFn) -> PResult<Ident> {
[INFO] [stdout] 65 + fn extract_input_ident(f: &ItemFn) -> Result<Ident> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `PResult` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pear_codegen-0.1.4/src/lib.rs:78:44
[INFO] [stdout]    |
[INFO] [stdout] 78 | fn parser_attribute(input: TokenStream) -> PResult<TokenStream2> {
[INFO] [stdout]    |                                            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-0.15.44/src/error.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub type Result<T> = std::result::Result<T, Error>;
[INFO] [stdout]    | ------------------ similarly named type alias `Result` defined here
[INFO] [stdout]    |
[INFO] [stdout] help: a type alias with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 78 - fn parser_attribute(input: TokenStream) -> PResult<TokenStream2> {
[INFO] [stdout] 78 + fn parser_attribute(input: TokenStream) -> Result<TokenStream2> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Case` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pear_codegen-0.1.4/src/lib.rs:142:6
[INFO] [stdout]     |
[INFO] [stdout] 142 | impl Case {
[INFO] [stdout]     |      ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Case` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pear_codegen-0.1.4/src/lib.rs:144:38
[INFO] [stdout]     |
[INFO] [stdout] 144 |         where I: Iterator<Item = &'a Case>
[INFO] [stdout]     |                                      ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Pattern`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pear_codegen-0.1.4/src/lib.rs:161:13
[INFO] [stdout]     |
[INFO] [stdout] 161 |             Pattern::Wild(..) => quote!(#case_expr),
[INFO] [stdout]     |             ^^^^^^^ use of undeclared type `Pattern`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]     |
[INFO] [stdout]  13 + use std::str::pattern::Pattern;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Pattern`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pear_codegen-0.1.4/src/lib.rs:162:13
[INFO] [stdout]     |
[INFO] [stdout] 162 |             Pattern::Calls(ref calls) => {
[INFO] [stdout]     |             ^^^^^^^ use of undeclared type `Pattern`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]     |
[INFO] [stdout]  13 + use std::str::pattern::Pattern;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Switch` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pear_codegen-0.1.4/src/lib.rs:201:6
[INFO] [stdout]     |
[INFO] [stdout] 201 | impl Switch {
[INFO] [stdout]     |      ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Diagnostic`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pear_codegen-0.1.4/src/lib.rs:215:13
[INFO] [stdout]     |
[INFO] [stdout] 215 |             Diagnostic::emit(e.into());
[INFO] [stdout]     |             ^^^^^^^^^^ use of undeclared type `Diagnostic`
[INFO] [stdout]     |
[INFO] [stdout] help: a tool attribute with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 215 -             Diagnostic::emit(e.into());
[INFO] [stdout] 215 +             diagnostic::emit(e.into());
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout]  13 + use proc_macro::Diagnostic;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Case`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pear_codegen-0.1.4/src/lib.rs:185:35
[INFO] [stdout]     |
[INFO] [stdout] 185 |                 let rest_tokens = Case::to_tokens(&input, parser_name, cases);
[INFO] [stdout]     |                                   ^^^^ use of undeclared type `Case`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Case`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pear_codegen-0.1.4/src/lib.rs:203:9
[INFO] [stdout]     |
[INFO] [stdout] 203 |         Case::to_tokens(&self.input, &self.parser_name, self.cases.iter())
[INFO] [stdout]     |         ^^^^ use of undeclared type `Case`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Switch`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pear_codegen-0.1.4/src/lib.rs:212:11
[INFO] [stdout]     |
[INFO] [stdout] 212 |     match Switch::syn_parse.parse(input) {
[INFO] [stdout]     |           ^^^^^^ use of undeclared type `Switch`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]    Compiling rustversion v1.0.3
[INFO] [stderr] error: could not compile `pear_codegen` (lib) due to 13 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "40b9dd282fb738314f534f58b29b4435ce3c20200e74e2a799b43b48a06ca811", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40b9dd282fb738314f534f58b29b4435ce3c20200e74e2a799b43b48a06ca811", kill_on_drop: false }`
[INFO] [stdout] 40b9dd282fb738314f534f58b29b4435ce3c20200e74e2a799b43b48a06ca811
