[INFO] cloning repository https://github.com/lilyhlou/regex-expression-finder [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lilyhlou/regex-expression-finder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flilyhlou%2Fregex-expression-finder", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flilyhlou%2Fregex-expression-finder'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] aca35d9694f512d9070e64e28067f9848d1db31d [INFO] checking lilyhlou/regex-expression-finder against try#0cb362313295507a2f4321c0e30cea0168f2fe71 for pr-138961-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flilyhlou%2Fregex-expression-finder" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/lilyhlou/regex-expression-finder [INFO] finished tweaking git repo https://github.com/lilyhlou/regex-expression-finder [INFO] tweaked toml for git repo https://github.com/lilyhlou/regex-expression-finder written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/lilyhlou/regex-expression-finder on toolchain 0cb362313295507a2f4321c0e30cea0168f2fe71 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0cb362313295507a2f4321c0e30cea0168f2fe71" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/lilyhlou/regex-expression-finder 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" "+0cb362313295507a2f4321c0e30cea0168f2fe71" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded assert_cmd v0.10.2 [INFO] [stderr] Downloaded escargot v0.3.1 [INFO] [stderr] Downloaded regex v1.1.2 [INFO] [stderr] Downloaded syn v0.15.27 [INFO] [stderr] Downloaded predicates v1.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+0cb362313295507a2f4321c0e30cea0168f2fe71" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6253b52acd1fd515029ff605d9e31c05b52b7c2a130a35f98d45147fb1ff7e44 [INFO] running `Command { std: "docker" "start" "-a" "6253b52acd1fd515029ff605d9e31c05b52b7c2a130a35f98d45147fb1ff7e44", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6253b52acd1fd515029ff605d9e31c05b52b7c2a130a35f98d45147fb1ff7e44", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6253b52acd1fd515029ff605d9e31c05b52b7c2a130a35f98d45147fb1ff7e44", kill_on_drop: false }` [INFO] [stdout] 6253b52acd1fd515029ff605d9e31c05b52b7c2a130a35f98d45147fb1ff7e44 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+0cb362313295507a2f4321c0e30cea0168f2fe71" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5d80f3a98509af69bc3d8ef6af9d38644b4f78a89c72f29200481e32a3c86c13 [INFO] running `Command { std: "docker" "start" "-a" "5d80f3a98509af69bc3d8ef6af9d38644b4f78a89c72f29200481e32a3c86c13", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling serde v1.0.89 [INFO] [stderr] Compiling libc v0.2.51 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Compiling regex v1.1.2 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling escargot v0.3.1 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking float-cmp v0.4.0 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Compiling syn v0.15.27 [INFO] [stderr] Checking predicates v1.0.0 [INFO] [stderr] Compiling serde_derive v1.0.89 [INFO] [stderr] Compiling structopt-derive v0.2.14 [INFO] [stderr] Checking structopt v0.2.14 [INFO] [stderr] Checking thegrep v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/tokenizer.rs:38:37 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn new(input: &'str str) -> Tokenizer { [INFO] [stdout] | ---- ^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'str` [INFO] [stdout] | [INFO] [stdout] 38 | pub fn new(input: &'str str) -> Tokenizer<'str> { [INFO] [stdout] | ++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking serde_json v1.0.39 [INFO] [stderr] Checking assert_cmd v0.10.2 [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/tokenizer.rs:38:37 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn new(input: &'str str) -> Tokenizer { [INFO] [stdout] | ---- ^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'str` [INFO] [stdout] | [INFO] [stdout] 38 | pub fn new(input: &'str str) -> Tokenizer<'str> { [INFO] [stdout] | ++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `createAST` should have a snake case name [INFO] [stdout] --> src/parser.rs:77:9 [INFO] [stdout] | [INFO] [stdout] 77 | mod createAST { [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case: `create_ast` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_oneOrMore` should have a snake case name [INFO] [stdout] --> src/parser.rs:119:12 [INFO] [stdout] | [INFO] [stdout] 119 | fn parse_oneOrMore() { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `parse_one_or_more` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `parserLexemes` should have a snake case name [INFO] [stdout] --> src/parser.rs:241:9 [INFO] [stdout] | [INFO] [stdout] 241 | mod parserLexemes { [INFO] [stdout] | ^^^^^^^^^^^^^ help: convert the identifier to snake case: `parser_lexemes` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.99s [INFO] running `Command { std: "docker" "inspect" "5d80f3a98509af69bc3d8ef6af9d38644b4f78a89c72f29200481e32a3c86c13", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d80f3a98509af69bc3d8ef6af9d38644b4f78a89c72f29200481e32a3c86c13", kill_on_drop: false }` [INFO] [stdout] 5d80f3a98509af69bc3d8ef6af9d38644b4f78a89c72f29200481e32a3c86c13