[INFO] fetching crate skullbrain-parser 0.1.0...
[INFO] checking skullbrain-parser-0.1.0 against 5c543b0b8c73c7b72bc8284ced4fb22ead15734d for pr-160186
[INFO] extracting crate skullbrain-parser 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate skullbrain-parser 0.1.0
[INFO] finished tweaking crates.io crate skullbrain-parser 0.1.0
[INFO] tweaked toml for crates.io crate skullbrain-parser 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate skullbrain-parser 0.1.0 on toolchain 5c543b0b8c73c7b72bc8284ced4fb22ead15734d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate skullbrain-parser 0.1.0 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" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded darling v0.11.0
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[INFO] [stderr]   Downloaded skullbrain-diagnostics v0.1.0
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[INFO] [stderr]   Downloaded fluent-static-codegen v0.6.1
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[INFO] [stderr]   Downloaded cstree v0.12.2
[INFO] [stderr]   Downloaded insta v1.43.2
[INFO] [stderr]   Downloaded skullbrain-lexer v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 9ff24e136bb21010d457ed67eec5f8f049104e316db831f3209b97a734c2aa99
[INFO] running `Command { std: "docker" "start" "9ff24e136bb21010d457ed67eec5f8f049104e316db831f3209b97a734c2aa99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ff24e136bb21010d457ed67eec5f8f049104e316db831f3209b97a734c2aa99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9ff24e136bb21010d457ed67eec5f8f049104e316db831f3209b97a734c2aa99" "/opt/rustwide/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ff24e136bb21010d457ed67eec5f8f049104e316db831f3209b97a734c2aa99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9ff24e136bb21010d457ed67eec5f8f049104e316db831f3209b97a734c2aa99" "/opt/rustwide/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]     Checking skullbrain-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::state::ConcreteSyntaxTreeBuilder`
[INFO] [stdout]   --> src/syntax/modifier.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |     use crate::state::ConcreteSyntaxTreeBuilder;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `define_cst_token`
[INFO] [stdout]  --> src/cst/utils.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | macro_rules! define_cst_token {
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `define_cst_token`
[INFO] [stdout]  --> src/cst/utils.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | macro_rules! define_cst_token {
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `primitive::<impl state::ParserState<'input, D, C>>::peek_sequence_for_ident`
[INFO] [stdout]    --> src/syntax/func.rs:192:19
[INFO] [stdout]     |
[INFO] [stdout] 192 |         if !Self::peek_sequence_for_ident(peekable) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `state::look_aheadable::PeekSequence::<'a, 'input>::revert_by_one`
[INFO] [stdout]    --> src/syntax/func.rs:199:22
[INFO] [stdout]     |
[INFO] [stdout] 199 |             peekable.revert_by_one();
[INFO] [stdout]     |                      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `primitive::<impl state::ParserState<'input, D, C>>::peek_sequence_for_ident`
[INFO] [stdout]   --> src/syntax/import.rs:96:48
[INFO] [stdout]    |
[INFO] [stdout] 96 |         if self.peek_sequence(|peekable| Self::peek_sequence_for_ident(peekable)) {
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `state::look_aheadable::PeekSequence::<'a, 'input>::revert_by_one`
[INFO] [stdout]   --> src/syntax/ty.rs:25:22
[INFO] [stdout]    |
[INFO] [stdout] 25 |             peekable.revert_by_one();
[INFO] [stdout]    |                      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `primitive::<impl state::ParserState<'input, D, C>>::peek_sequence_for_ident`
[INFO] [stdout]    --> src/syntax/func.rs:192:19
[INFO] [stdout]     |
[INFO] [stdout] 192 |         if !Self::peek_sequence_for_ident(peekable) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `state::look_aheadable::PeekSequence::<'a, 'input>::revert_by_one`
[INFO] [stdout]    --> src/syntax/func.rs:199:22
[INFO] [stdout]     |
[INFO] [stdout] 199 |             peekable.revert_by_one();
[INFO] [stdout]     |                      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `primitive::<impl state::ParserState<'input, D, C>>::peek_sequence_for_ident`
[INFO] [stdout]   --> src/syntax/import.rs:96:48
[INFO] [stdout]    |
[INFO] [stdout] 96 |         if self.peek_sequence(|peekable| Self::peek_sequence_for_ident(peekable)) {
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `state::look_aheadable::PeekSequence::<'a, 'input>::revert_by_one`
[INFO] [stdout]   --> src/syntax/ty.rs:25:22
[INFO] [stdout]    |
[INFO] [stdout] 25 |             peekable.revert_by_one();
[INFO] [stdout]    |                      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CustomCache` is never constructed
[INFO] [stdout]   --> src/test.rs:70:19
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub(crate) struct CustomCache<'a>(Source<&'a str>);
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 56.52s
[INFO] running `Command { std: "docker" "inspect" "9ff24e136bb21010d457ed67eec5f8f049104e316db831f3209b97a734c2aa99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ff24e136bb21010d457ed67eec5f8f049104e316db831f3209b97a734c2aa99", kill_on_drop: false }`
[INFO] [stdout] 9ff24e136bb21010d457ed67eec5f8f049104e316db831f3209b97a734c2aa99
