[INFO] fetching crate litcheck-filecheck 0.2.2...
[INFO] testing litcheck-filecheck-0.2.2 against 1.91.0 for beta-1.92-2
[INFO] extracting crate litcheck-filecheck 0.2.2 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate litcheck-filecheck 0.2.2
[INFO] finished tweaking crates.io crate litcheck-filecheck 0.2.2
[INFO] tweaked toml for crates.io crate litcheck-filecheck 0.2.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate litcheck-filecheck 0.2.2 on toolchain 1.91.0
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[INFO] [stderr]    Compiling litcheck-core v0.2.2
[INFO] [stderr]    Compiling litcheck-filecheck v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/pattern/matcher/mod.rs:96:25
[INFO] [stdout]    |
[INFO] [stdout] 96 | impl<'a> MatcherMut for (dyn DynMatcher + 'a) {
[INFO] [stdout]    |                         ^                   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 96 - impl<'a> MatcherMut for (dyn DynMatcher + 'a) {
[INFO] [stdout] 96 + impl<'a> MatcherMut for dyn DynMatcher + 'a {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/pattern/matcher/mod.rs:143:25
[INFO] [stdout]     |
[INFO] [stdout] 143 | impl<'a> MatcherMut for (dyn DynMatcherMut + 'a) {
[INFO] [stdout]     |                         ^                      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 143 - impl<'a> MatcherMut for (dyn DynMatcherMut + 'a) {
[INFO] [stdout] 143 + impl<'a> MatcherMut for dyn DynMatcherMut + 'a {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/rules/mod.rs:63:25
[INFO] [stdout]    |
[INFO] [stdout] 63 | impl<'context> Rule for (dyn DynRule + 'context) {
[INFO] [stdout]    |                         ^                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 63 - impl<'context> Rule for (dyn DynRule + 'context) {
[INFO] [stdout] 63 + impl<'context> Rule for dyn DynRule + 'context {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `prefix` is never read
[INFO] [stdout]   --> src/parse/lexer/patterns.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct Pattern {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 10 |     pub raw: String,
[INFO] [stdout] 11 |     pub prefix: Prefix,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Pattern` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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 48.59s
[INFO] running `Command { std: "docker" "inspect" "6b0dcfa6020b3b9593237555d297a63d4e8db539ae03f26f3fb32f8335f1ecb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b0dcfa6020b3b9593237555d297a63d4e8db539ae03f26f3fb32f8335f1ecb3", kill_on_drop: false }`
[INFO] [stdout] 6b0dcfa6020b3b9593237555d297a63d4e8db539ae03f26f3fb32f8335f1ecb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0890fe8abd11012e30ae544f3fe8ee60b7e630c760426f3d5038239483109531
[INFO] running `Command { std: "docker" "start" "-a" "0890fe8abd11012e30ae544f3fe8ee60b7e630c760426f3d5038239483109531", kill_on_drop: false }`
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/pattern/matcher/mod.rs:96:25
[INFO] [stdout]    |
[INFO] [stdout] 96 | impl<'a> MatcherMut for (dyn DynMatcher + 'a) {
[INFO] [stdout]    |                         ^                   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 96 - impl<'a> MatcherMut for (dyn DynMatcher + 'a) {
[INFO] [stdout] 96 + impl<'a> MatcherMut for dyn DynMatcher + 'a {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/pattern/matcher/mod.rs:143:25
[INFO] [stdout]     |
[INFO] [stdout] 143 | impl<'a> MatcherMut for (dyn DynMatcherMut + 'a) {
[INFO] [stdout]     |                         ^                      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 143 - impl<'a> MatcherMut for (dyn DynMatcherMut + 'a) {
[INFO] [stdout] 143 + impl<'a> MatcherMut for dyn DynMatcherMut + 'a {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/rules/mod.rs:63:25
[INFO] [stdout]    |
[INFO] [stdout] 63 | impl<'context> Rule for (dyn DynRule + 'context) {
[INFO] [stdout]    |                         ^                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 63 - impl<'context> Rule for (dyn DynRule + 'context) {
[INFO] [stdout] 63 + impl<'context> Rule for dyn DynRule + 'context {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `prefix` is never read
[INFO] [stdout]   --> src/parse/lexer/patterns.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct Pattern {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 10 |     pub raw: String,
[INFO] [stdout] 11 |     pub prefix: Prefix,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Pattern` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pretty_assertions v1.4.1
[INFO] [stderr]    Compiling litcheck-filecheck v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: couldn't read `/opt/rustwide/workdir/../tests/filecheck/sanity/check.txt`: No such file or directory (os error 2)
[INFO] [stdout]   --> tests/integration_test.rs:12:30
[INFO] [stdout]    |
[INFO] [stdout] 12 |       const MATCH_FILE: &str = include_str!(concat!(
[INFO] [stdout]    |  ______________________________^
[INFO] [stdout] 13 | |         env!("CARGO_MANIFEST_DIR"),
[INFO] [stdout] 14 | |         "/../tests/filecheck/sanity/check.txt"
[INFO] [stdout] 15 | |     ));
[INFO] [stdout]    | |______^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read `/opt/rustwide/workdir/../tests/filecheck/sanity/check.txt`: No such file or directory (os error 2)
[INFO] [stdout]   --> tests/integration_test.rs:34:30
[INFO] [stdout]    |
[INFO] [stdout] 34 |       const MATCH_FILE: &str = include_str!(concat!(
[INFO] [stdout]    |  ______________________________^
[INFO] [stdout] 35 | |         env!("CARGO_MANIFEST_DIR"),
[INFO] [stdout] 36 | |         "/../tests/filecheck/sanity/check.txt"
[INFO] [stdout] 37 | |     ));
[INFO] [stdout]    | |______^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read `/opt/rustwide/workdir/../tests/filecheck/llvm/check-dag-not-dag.txt`: No such file or directory (os error 2)
[INFO] [stdout]   --> tests/integration_test.rs:62:30
[INFO] [stdout]    |
[INFO] [stdout] 62 |       const MATCH_FILE: &str = include_str!(concat!(
[INFO] [stdout]    |  ______________________________^
[INFO] [stdout] 63 | |         env!("CARGO_MANIFEST_DIR"),
[INFO] [stdout] 64 | |         "/../tests/filecheck/llvm/check-dag-not-dag.txt"
[INFO] [stdout] 65 | |     ));
[INFO] [stdout]    | |______^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read `/opt/rustwide/workdir/../tests/filecheck/llvm/check-dag-not-dag.txt`: No such file or directory (os error 2)
[INFO] [stdout]   --> tests/integration_test.rs:82:30
[INFO] [stdout]    |
[INFO] [stdout] 82 |       const MATCH_FILE: &str = include_str!(concat!(
[INFO] [stdout]    |  ______________________________^
[INFO] [stdout] 83 | |         env!("CARGO_MANIFEST_DIR"),
[INFO] [stdout] 84 | |         "/../tests/filecheck/llvm/check-dag-not-dag.txt"
[INFO] [stdout] 85 | |     ));
[INFO] [stdout]    | |______^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read `/opt/rustwide/workdir/../tests/filecheck/llvm/check-dag.txt`: No such file or directory (os error 2)
[INFO] [stdout]    --> tests/integration_test.rs:102:30
[INFO] [stdout]     |
[INFO] [stdout] 102 |       const MATCH_FILE: &str = include_str!(concat!(
[INFO] [stdout]     |  ______________________________^
[INFO] [stdout] 103 | |         env!("CARGO_MANIFEST_DIR"),
[INFO] [stdout] 104 | |         "/../tests/filecheck/llvm/check-dag.txt"
[INFO] [stdout] 105 | |     ));
[INFO] [stdout]     | |______^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read `/opt/rustwide/workdir/../tests/filecheck/llvm/check-dag-xfails.txt`: No such file or directory (os error 2)
[INFO] [stdout]    --> tests/integration_test.rs:117:30
[INFO] [stdout]     |
[INFO] [stdout] 117 |       const MATCH_FILE: &str = include_str!(concat!(
[INFO] [stdout]     |  ______________________________^
[INFO] [stdout] 118 | |         env!("CARGO_MANIFEST_DIR"),
[INFO] [stdout] 119 | |         "/../tests/filecheck/llvm/check-dag-xfails.txt"
[INFO] [stdout] 120 | |     ));
[INFO] [stdout]     | |______^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read `/opt/rustwide/workdir/../tests/filecheck/llvm/check-dag-xfails.txt`: No such file or directory (os error 2)
[INFO] [stdout]    --> tests/integration_test.rs:142:30
[INFO] [stdout]     |
[INFO] [stdout] 142 |       const MATCH_FILE: &str = include_str!(concat!(
[INFO] [stdout]     |  ______________________________^
[INFO] [stdout] 143 | |         env!("CARGO_MANIFEST_DIR"),
[INFO] [stdout] 144 | |         "/../tests/filecheck/llvm/check-dag-xfails.txt"
[INFO] [stdout] 145 | |     ));
[INFO] [stdout]     | |______^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read `/opt/rustwide/workdir/../tests/filecheck/llvm/check-dag-xfails.txt`: No such file or directory (os error 2)
[INFO] [stdout]    --> tests/integration_test.rs:167:30
[INFO] [stdout]     |
[INFO] [stdout] 167 |       const MATCH_FILE: &str = include_str!(concat!(
[INFO] [stdout]     |  ______________________________^
[INFO] [stdout] 168 | |         env!("CARGO_MANIFEST_DIR"),
[INFO] [stdout] 169 | |         "/../tests/filecheck/llvm/check-dag-xfails.txt"
[INFO] [stdout] 170 | |     ));
[INFO] [stdout]     | |______^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read `/opt/rustwide/workdir/../tests/filecheck/llvm/check-dag-xfails.txt`: No such file or directory (os error 2)
[INFO] [stdout]    --> tests/integration_test.rs:192:30
[INFO] [stdout]     |
[INFO] [stdout] 192 |       const MATCH_FILE: &str = include_str!(concat!(
[INFO] [stdout]     |  ______________________________^
[INFO] [stdout] 193 | |         env!("CARGO_MANIFEST_DIR"),
[INFO] [stdout] 194 | |         "/../tests/filecheck/llvm/check-dag-xfails.txt"
[INFO] [stdout] 195 | |     ));
[INFO] [stdout]     | |______^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read `/opt/rustwide/workdir/../tests/filecheck/llvm/check-dag-xfails.txt`: No such file or directory (os error 2)
[INFO] [stdout]    --> tests/integration_test.rs:236:30
[INFO] [stdout]     |
[INFO] [stdout] 236 |       const MATCH_FILE: &str = include_str!(concat!(
[INFO] [stdout]     |  ______________________________^
[INFO] [stdout] 237 | |         env!("CARGO_MANIFEST_DIR"),
[INFO] [stdout] 238 | |         "/../tests/filecheck/llvm/check-dag-xfails.txt"
[INFO] [stdout] 239 | |     ));
[INFO] [stdout]     | |______^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read `/opt/rustwide/workdir/../tests/filecheck/llvm/check-dag-xfails.txt`: No such file or directory (os error 2)
[INFO] [stdout]    --> tests/integration_test.rs:263:30
[INFO] [stdout]     |
[INFO] [stdout] 263 |       const MATCH_FILE: &str = include_str!(concat!(
[INFO] [stdout]     |  ______________________________^
[INFO] [stdout] 264 | |         env!("CARGO_MANIFEST_DIR"),
[INFO] [stdout] 265 | |         "/../tests/filecheck/llvm/check-dag-xfails.txt"
[INFO] [stdout] 266 | |     ));
[INFO] [stdout]     | |______^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> tests/integration_test.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(assert_matches)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `litcheck-filecheck` (test "integration_test") due to 12 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: couldn't read `/opt/rustwide/workdir/../tests/filecheck/sanity/check.txt`: No such file or directory (os error 2)
[INFO] [stdout]    --> src/parse/tests.rs:788:25
[INFO] [stdout]     |
[INFO] [stdout] 788 |       const INPUT: &str = include_str!(concat!(
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 789 | |         env!("CARGO_MANIFEST_DIR"),
[INFO] [stdout] 790 | |         "/../tests/filecheck/sanity/check.txt"
[INFO] [stdout] 791 | |     ));
[INFO] [stdout]     | |______^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(test, feature(assert_matches))]
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/pattern/matcher/mod.rs:96:25
[INFO] [stdout]    |
[INFO] [stdout] 96 | impl<'a> MatcherMut for (dyn DynMatcher + 'a) {
[INFO] [stdout]    |                         ^                   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 96 - impl<'a> MatcherMut for (dyn DynMatcher + 'a) {
[INFO] [stdout] 96 + impl<'a> MatcherMut for dyn DynMatcher + 'a {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/pattern/matcher/mod.rs:143:25
[INFO] [stdout]     |
[INFO] [stdout] 143 | impl<'a> MatcherMut for (dyn DynMatcherMut + 'a) {
[INFO] [stdout]     |                         ^                      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 143 - impl<'a> MatcherMut for (dyn DynMatcherMut + 'a) {
[INFO] [stdout] 143 + impl<'a> MatcherMut for dyn DynMatcherMut + 'a {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/rules/mod.rs:63:25
[INFO] [stdout]    |
[INFO] [stdout] 63 | impl<'context> Rule for (dyn DynRule + 'context) {
[INFO] [stdout]    |                         ^                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 63 - impl<'context> Rule for (dyn DynRule + 'context) {
[INFO] [stdout] 63 + impl<'context> Rule for dyn DynRule + 'context {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `litcheck-filecheck` (lib test) due to 2 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "0890fe8abd11012e30ae544f3fe8ee60b7e630c760426f3d5038239483109531", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0890fe8abd11012e30ae544f3fe8ee60b7e630c760426f3d5038239483109531", kill_on_drop: false }`
[INFO] [stdout] 0890fe8abd11012e30ae544f3fe8ee60b7e630c760426f3d5038239483109531
