[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 master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flilyhlou%2Fregex-expression-finder" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/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-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lilyhlou/regex-expression-finder on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded structopt v0.2.14
[INFO] [stderr]   Downloaded structopt-derive v0.2.14
[INFO] [stderr]   Downloaded quote v0.6.11
[INFO] [stderr]   Downloaded predicates v1.0.0
[INFO] [stderr]   Downloaded treeline v0.1.0
[INFO] [stderr]   Downloaded predicates-tree v1.0.0
[INFO] [stderr]   Downloaded escargot v0.3.1
[INFO] [stderr]   Downloaded unicode-segmentation v1.2.1
[INFO] [stderr]   Downloaded assert_cmd v0.10.2
[INFO] [stderr]   Downloaded ryu v0.2.7
[INFO] [stderr]   Downloaded serde_derive v1.0.89
[INFO] [stderr]   Downloaded serde v1.0.89
[INFO] [stderr]   Downloaded float-cmp v0.4.0
[INFO] [stderr]   Downloaded regex v1.1.2
[INFO] [stderr]   Downloaded predicates-core v1.0.0
[INFO] [stderr]   Downloaded aho-corasick v0.6.10
[INFO] [stderr]   Downloaded itoa v0.4.3
[INFO] [stderr]   Downloaded proc-macro2 v0.4.27
[INFO] [stderr]   Downloaded syn v0.15.27
[INFO] [stderr]   Downloaded normalize-line-endings v0.2.2
[INFO] [stderr]   Downloaded regex-syntax v0.6.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cdb8040e74967c667e4d8a4246349998df0011880d01957bcb5827025cc9d9c3
[INFO] running `Command { std: "docker" "start" "-a" "cdb8040e74967c667e4d8a4246349998df0011880d01957bcb5827025cc9d9c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cdb8040e74967c667e4d8a4246349998df0011880d01957bcb5827025cc9d9c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdb8040e74967c667e4d8a4246349998df0011880d01957bcb5827025cc9d9c3", kill_on_drop: false }`
[INFO] [stdout] cdb8040e74967c667e4d8a4246349998df0011880d01957bcb5827025cc9d9c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84749c440ff6fbea34c1a9ef94910fef1974579d1a23ca8d1f7e523bfbfecfdd
[INFO] running `Command { std: "docker" "start" "-a" "84749c440ff6fbea34c1a9ef94910fef1974579d1a23ca8d1f7e523bfbfecfdd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling serde v1.0.89
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]    Compiling regex v1.1.2
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]     Checking regex-syntax v0.6.5
[INFO] [stderr]    Compiling escargot v0.3.1
[INFO] [stderr]     Checking predicates-core v1.0.0
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking float-cmp v0.4.0
[INFO] [stderr]     Checking normalize-line-endings v0.2.2
[INFO] [stderr]     Checking treeline v0.1.0
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking predicates-tree v1.0.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking rand_os v0.1.3
[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 13.19s
[INFO] running `Command { std: "docker" "inspect" "84749c440ff6fbea34c1a9ef94910fef1974579d1a23ca8d1f7e523bfbfecfdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84749c440ff6fbea34c1a9ef94910fef1974579d1a23ca8d1f7e523bfbfecfdd", kill_on_drop: false }`
[INFO] [stdout] 84749c440ff6fbea34c1a9ef94910fef1974579d1a23ca8d1f7e523bfbfecfdd