[INFO] crate rflex 0.6.0 is already in cache
[INFO] testing rflex-0.6.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate rflex 0.6.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate rflex 0.6.0 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rflex 0.6.0
[INFO] finished tweaking crates.io crate rflex 0.6.0
[INFO] tweaked toml for crates.io crate rflex 0.6.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate rflex 0.6.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stdout] 76c29048d02abda9aa676f9fd5b85bc020124c8adaa81780f8344b0bf68b30b8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "76c29048d02abda9aa676f9fd5b85bc020124c8adaa81780f8344b0bf68b30b8"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling syn v0.15.30
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling regex v1.1.5
[INFO] [stderr]    Compiling smallvec v0.6.9
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling liquid-error v0.16.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.15
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling regex-syntax v0.6.6
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling unicode-normalization v0.1.8
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling aho-corasick v0.7.3
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling backtrace-sys v0.1.29
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling backtrace v0.3.32
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling liquid-value v0.17.1
[INFO] [stderr]    Compiling liquid-interpreter v0.17.1
[INFO] [stderr]    Compiling liquid-compiler v0.17.1
[INFO] [stderr]    Compiling liquid v0.17.1
[INFO] [stderr]    Compiling rflex v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:29:32
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn cause(&self) -> Option<&Fail> {
[INFO] [stderr]    |                                ^^^^ help: use `dyn`: `dyn Fail`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_end`
[INFO] [stderr]   --> src/charclasses.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn set_end(&mut self, end: usize) {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_start`
[INFO] [stderr]   --> src/charclasses.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn set_start(&mut self, start: usize) {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `add_char`
[INFO] [stderr]    --> src/charclasses.rs:155:12
[INFO] [stderr]     |
[INFO] [stderr] 155 |     pub fn add_char(&mut self, c: usize) {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_max_char_code`
[INFO] [stderr]    --> src/charclasses.rs:396:12
[INFO] [stderr]     |
[INFO] [stderr] 396 |     pub fn get_max_char_code(&self) -> usize {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_max_char_code`
[INFO] [stderr]    --> src/charclasses.rs:400:12
[INFO] [stderr]     |
[INFO] [stderr] 400 |     pub fn set_max_char_code(&mut self, max_char_code: usize) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `to_string_i`
[INFO] [stderr]    --> src/charclasses.rs:511:12
[INFO] [stderr]     |
[INFO] [stderr] 511 |     pub fn to_string_i(&self, index: usize) -> String {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write_dot`
[INFO] [stderr]    --> src/dfa.rs:480:12
[INFO] [stderr]     |
[INFO] [stderr] 480 |     pub fn write_dot(&self) -> String {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dump`
[INFO] [stderr]    --> src/dfa.rs:503:12
[INFO] [stderr]     |
[INFO] [stderr] 503 |     pub fn dump(&self) -> String {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dump_epsilon`
[INFO] [stderr]    --> src/nfa.rs:528:8
[INFO] [stderr]     |
[INFO] [stderr] 528 |     fn dump_epsilon(&self, epsilon: Vec<Option<Rc<RefCell<FixedBitSet>>>>) {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/nfa.rs:527:12
[INFO] [stderr]     |
[INFO] [stderr] 527 |     #[warn(dead_code)]
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dump_fixedbit`
[INFO] [stderr]    --> src/nfa.rs:542:8
[INFO] [stderr]     |
[INFO] [stderr] 542 |     fn dump_fixedbit(&self, v: &FixedBitSet) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/nfa.rs:541:12
[INFO] [stderr]     |
[INFO] [stderr] 541 |     #[warn(dead_code)]
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dump_fixedbit_str`
[INFO] [stderr]    --> src/nfa.rs:546:8
[INFO] [stderr]     |
[INFO] [stderr] 546 |     fn dump_fixedbit_str(&self, v: &FixedBitSet) -> String {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write_dot`
[INFO] [stderr]    --> src/nfa.rs:559:12
[INFO] [stderr]     |
[INFO] [stderr] 559 |     pub fn write_dot(&self) -> String {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dump_table`
[INFO] [stderr]    --> src/nfa.rs:594:12
[INFO] [stderr]     |
[INFO] [stderr] 594 |     pub fn dump_table(&self) -> String {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Name`
[INFO] [stderr]   --> src/scanner.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     Name(String),
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_char_classes`
[INFO] [stderr]    --> src/scanner.rs:354:12
[INFO] [stderr]     |
[INFO] [stderr] 354 |     pub fn get_char_classes(&self) -> CharClasses {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_regex`
[INFO] [stderr]    --> src/scanner.rs:584:4
[INFO] [stderr]     |
[INFO] [stderr] 584 | fn parse_regex(line_num: usize, line: &String) -> Result<(IR, String), TranslateError> {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `num`
[INFO] [stderr]    --> src/scanner.rs:681:12
[INFO] [stderr]     |
[INFO] [stderr] 681 |     pub fn num(num: i32) -> Action {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 18 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `"docker" "inspect" "76c29048d02abda9aa676f9fd5b85bc020124c8adaa81780f8344b0bf68b30b8"`
[INFO] running `"docker" "rm" "-f" "76c29048d02abda9aa676f9fd5b85bc020124c8adaa81780f8344b0bf68b30b8"`
[INFO] [stdout] 76c29048d02abda9aa676f9fd5b85bc020124c8adaa81780f8344b0bf68b30b8
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 951e19ddb90d41ae36883d96c126b3a84052292b0ae7a15f207a1203cbdbb10e
[INFO] running `"docker" "start" "-a" "951e19ddb90d41ae36883d96c126b3a84052292b0ae7a15f207a1203cbdbb10e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling rflex v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:29:32
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn cause(&self) -> Option<&Fail> {
[INFO] [stderr]    |                                ^^^^ help: use `dyn`: `dyn Fail`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_end`
[INFO] [stderr]   --> src/charclasses.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn set_end(&mut self, end: usize) {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_start`
[INFO] [stderr]   --> src/charclasses.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn set_start(&mut self, start: usize) {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `add_char`
[INFO] [stderr]    --> src/charclasses.rs:155:12
[INFO] [stderr]     |
[INFO] [stderr] 155 |     pub fn add_char(&mut self, c: usize) {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_max_char_code`
[INFO] [stderr]    --> src/charclasses.rs:396:12
[INFO] [stderr]     |
[INFO] [stderr] 396 |     pub fn get_max_char_code(&self) -> usize {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_max_char_code`
[INFO] [stderr]    --> src/charclasses.rs:400:12
[INFO] [stderr]     |
[INFO] [stderr] 400 |     pub fn set_max_char_code(&mut self, max_char_code: usize) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `to_string_i`
[INFO] [stderr]    --> src/charclasses.rs:511:12
[INFO] [stderr]     |
[INFO] [stderr] 511 |     pub fn to_string_i(&self, index: usize) -> String {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write_dot`
[INFO] [stderr]    --> src/dfa.rs:480:12
[INFO] [stderr]     |
[INFO] [stderr] 480 |     pub fn write_dot(&self) -> String {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dump`
[INFO] [stderr]    --> src/dfa.rs:503:12
[INFO] [stderr]     |
[INFO] [stderr] 503 |     pub fn dump(&self) -> String {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dump_epsilon`
[INFO] [stderr]    --> src/nfa.rs:528:8
[INFO] [stderr]     |
[INFO] [stderr] 528 |     fn dump_epsilon(&self, epsilon: Vec<Option<Rc<RefCell<FixedBitSet>>>>) {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/nfa.rs:527:12
[INFO] [stderr]     |
[INFO] [stderr] 527 |     #[warn(dead_code)]
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dump_fixedbit`
[INFO] [stderr]    --> src/nfa.rs:542:8
[INFO] [stderr]     |
[INFO] [stderr] 542 |     fn dump_fixedbit(&self, v: &FixedBitSet) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/nfa.rs:541:12
[INFO] [stderr]     |
[INFO] [stderr] 541 |     #[warn(dead_code)]
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dump_fixedbit_str`
[INFO] [stderr]    --> src/nfa.rs:546:8
[INFO] [stderr]     |
[INFO] [stderr] 546 |     fn dump_fixedbit_str(&self, v: &FixedBitSet) -> String {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write_dot`
[INFO] [stderr]    --> src/nfa.rs:559:12
[INFO] [stderr]     |
[INFO] [stderr] 559 |     pub fn write_dot(&self) -> String {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dump_table`
[INFO] [stderr]    --> src/nfa.rs:594:12
[INFO] [stderr]     |
[INFO] [stderr] 594 |     pub fn dump_table(&self) -> String {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Name`
[INFO] [stderr]   --> src/scanner.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     Name(String),
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_char_classes`
[INFO] [stderr]    --> src/scanner.rs:354:12
[INFO] [stderr]     |
[INFO] [stderr] 354 |     pub fn get_char_classes(&self) -> CharClasses {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_regex`
[INFO] [stderr]    --> src/scanner.rs:584:4
[INFO] [stderr]     |
[INFO] [stderr] 584 | fn parse_regex(line_num: usize, line: &String) -> Result<(IR, String), TranslateError> {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `num`
[INFO] [stderr]    --> src/scanner.rs:681:12
[INFO] [stderr]     |
[INFO] [stderr] 681 |     pub fn num(num: i32) -> Action {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 18 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:29:32
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn cause(&self) -> Option<&Fail> {
[INFO] [stderr]    |                                ^^^^ help: use `dyn`: `dyn Fail`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_end`
[INFO] [stderr]   --> src/charclasses.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn set_end(&mut self, end: usize) {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_start`
[INFO] [stderr]   --> src/charclasses.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn set_start(&mut self, start: usize) {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_max_char_code`
[INFO] [stderr]    --> src/charclasses.rs:396:12
[INFO] [stderr]     |
[INFO] [stderr] 396 |     pub fn get_max_char_code(&self) -> usize {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_max_char_code`
[INFO] [stderr]    --> src/charclasses.rs:400:12
[INFO] [stderr]     |
[INFO] [stderr] 400 |     pub fn set_max_char_code(&mut self, max_char_code: usize) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dump`
[INFO] [stderr]    --> src/dfa.rs:503:12
[INFO] [stderr]     |
[INFO] [stderr] 503 |     pub fn dump(&self) -> String {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dump_epsilon`
[INFO] [stderr]    --> src/nfa.rs:528:8
[INFO] [stderr]     |
[INFO] [stderr] 528 |     fn dump_epsilon(&self, epsilon: Vec<Option<Rc<RefCell<FixedBitSet>>>>) {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/nfa.rs:527:12
[INFO] [stderr]     |
[INFO] [stderr] 527 |     #[warn(dead_code)]
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dump_fixedbit`
[INFO] [stderr]    --> src/nfa.rs:542:8
[INFO] [stderr]     |
[INFO] [stderr] 542 |     fn dump_fixedbit(&self, v: &FixedBitSet) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/nfa.rs:541:12
[INFO] [stderr]     |
[INFO] [stderr] 541 |     #[warn(dead_code)]
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dump_fixedbit_str`
[INFO] [stderr]    --> src/nfa.rs:546:8
[INFO] [stderr]     |
[INFO] [stderr] 546 |     fn dump_fixedbit_str(&self, v: &FixedBitSet) -> String {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dump_table`
[INFO] [stderr]    --> src/nfa.rs:594:12
[INFO] [stderr]     |
[INFO] [stderr] 594 |     pub fn dump_table(&self) -> String {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Name`
[INFO] [stderr]   --> src/scanner.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     Name(String),
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_char_classes`
[INFO] [stderr]    --> src/scanner.rs:354:12
[INFO] [stderr]     |
[INFO] [stderr] 354 |     pub fn get_char_classes(&self) -> CharClasses {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 12 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.34s
[INFO] running `"docker" "inspect" "951e19ddb90d41ae36883d96c126b3a84052292b0ae7a15f207a1203cbdbb10e"`
[INFO] running `"docker" "rm" "-f" "951e19ddb90d41ae36883d96c126b3a84052292b0ae7a15f207a1203cbdbb10e"`
[INFO] [stdout] 951e19ddb90d41ae36883d96c126b3a84052292b0ae7a15f207a1203cbdbb10e
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f7a93f107f2d98e9b1354bbcef3ceee315373adde2ccbad941925f6022cf41d0
[INFO] running `"docker" "start" "-a" "f7a93f107f2d98e9b1354bbcef3ceee315373adde2ccbad941925f6022cf41d0"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:29:32
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn cause(&self) -> Option<&Fail> {
[INFO] [stderr]    |                                ^^^^ help: use `dyn`: `dyn Fail`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_end`
[INFO] [stderr]   --> src/charclasses.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn set_end(&mut self, end: usize) {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_start`
[INFO] [stderr]   --> src/charclasses.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn set_start(&mut self, start: usize) {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `add_char`
[INFO] [stderr]    --> src/charclasses.rs:155:12
[INFO] [stderr]     |
[INFO] [stderr] 155 |     pub fn add_char(&mut self, c: usize) {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_max_char_code`
[INFO] [stderr]    --> src/charclasses.rs:396:12
[INFO] [stderr]     |
[INFO] [stderr] 396 |     pub fn get_max_char_code(&self) -> usize {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_max_char_code`
[INFO] [stderr]    --> src/charclasses.rs:400:12
[INFO] [stderr]     |
[INFO] [stderr] 400 |     pub fn set_max_char_code(&mut self, max_char_code: usize) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `to_string_i`
[INFO] [stderr]    --> src/charclasses.rs:511:12
[INFO] [stderr]     |
[INFO] [stderr] 511 |     pub fn to_string_i(&self, index: usize) -> String {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write_dot`
[INFO] [stderr]    --> src/dfa.rs:480:12
[INFO] [stderr]     |
[INFO] [stderr] 480 |     pub fn write_dot(&self) -> String {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dump`
[INFO] [stderr]    --> src/dfa.rs:503:12
[INFO] [stderr]     |
[INFO] [stderr] 503 |     pub fn dump(&self) -> String {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dump_epsilon`
[INFO] [stderr]    --> src/nfa.rs:528:8
[INFO] [stderr]     |
[INFO] [stderr] 528 |     fn dump_epsilon(&self, epsilon: Vec<Option<Rc<RefCell<FixedBitSet>>>>) {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/nfa.rs:527:12
[INFO] [stderr]     |
[INFO] [stderr] 527 |     #[warn(dead_code)]
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dump_fixedbit`
[INFO] [stderr]    --> src/nfa.rs:542:8
[INFO] [stderr]     |
[INFO] [stderr] 542 |     fn dump_fixedbit(&self, v: &FixedBitSet) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/nfa.rs:541:12
[INFO] [stderr]     |
[INFO] [stderr] 541 |     #[warn(dead_code)]
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dump_fixedbit_str`
[INFO] [stderr]    --> src/nfa.rs:546:8
[INFO] [stderr]     |
[INFO] [stderr] 546 |     fn dump_fixedbit_str(&self, v: &FixedBitSet) -> String {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write_dot`
[INFO] [stderr]    --> src/nfa.rs:559:12
[INFO] [stderr]     |
[INFO] [stderr] 559 |     pub fn write_dot(&self) -> String {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dump_table`
[INFO] [stderr]    --> src/nfa.rs:594:12
[INFO] [stderr]     |
[INFO] [stderr] 594 |     pub fn dump_table(&self) -> String {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:29:32
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn cause(&self) -> Option<&Fail> {
[INFO] [stderr]    |                                ^^^^ help: use `dyn`: `dyn Fail`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Name`
[INFO] [stderr]   --> src/scanner.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     Name(String),
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_char_classes`
[INFO] [stderr]    --> src/scanner.rs:354:12
[INFO] [stderr]     |
[INFO] [stderr] 354 |     pub fn get_char_classes(&self) -> CharClasses {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_end`
[INFO] [stderr]   --> src/charclasses.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn set_end(&mut self, end: usize) {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_regex`
[INFO] [stderr]    --> src/scanner.rs:584:4
[INFO] [stderr]     |
[INFO] [stderr] 584 | fn parse_regex(line_num: usize, line: &String) -> Result<(IR, String), TranslateError> {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_start`
[INFO] [stderr]   --> src/charclasses.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn set_start(&mut self, start: usize) {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `num`
[INFO] [stderr]    --> src/scanner.rs:681:12
[INFO] [stderr]     |
[INFO] [stderr] 681 |     pub fn num(num: i32) -> Action {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 18 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_max_char_code`
[INFO] [stderr]    --> src/charclasses.rs:396:12
[INFO] [stderr]     |
[INFO] [stderr] 396 |     pub fn get_max_char_code(&self) -> usize {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_max_char_code`
[INFO] [stderr]    --> src/charclasses.rs:400:12
[INFO] [stderr]     |
[INFO] [stderr] 400 |     pub fn set_max_char_code(&mut self, max_char_code: usize) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dump`
[INFO] [stderr]    --> src/dfa.rs:503:12
[INFO] [stderr]     |
[INFO] [stderr] 503 |     pub fn dump(&self) -> String {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dump_epsilon`
[INFO] [stderr]    --> src/nfa.rs:528:8
[INFO] [stderr]     |
[INFO] [stderr] 528 |     fn dump_epsilon(&self, epsilon: Vec<Option<Rc<RefCell<FixedBitSet>>>>) {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/nfa.rs:527:12
[INFO] [stderr]     |
[INFO] [stderr] 527 |     #[warn(dead_code)]
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dump_fixedbit`
[INFO] [stderr]    --> src/nfa.rs:542:8
[INFO] [stderr]     |
[INFO] [stderr] 542 |     fn dump_fixedbit(&self, v: &FixedBitSet) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/nfa.rs:541:12
[INFO] [stderr]     |
[INFO] [stderr] 541 |     #[warn(dead_code)]
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dump_fixedbit_str`
[INFO] [stderr]    --> src/nfa.rs:546:8
[INFO] [stderr]     |
[INFO] [stderr] 546 |     fn dump_fixedbit_str(&self, v: &FixedBitSet) -> String {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dump_table`
[INFO] [stderr]    --> src/nfa.rs:594:12
[INFO] [stderr]     |
[INFO] [stderr] 594 |     pub fn dump_table(&self) -> String {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Name`
[INFO] [stderr]   --> src/scanner.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     Name(String),
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_char_classes`
[INFO] [stderr]    --> src/scanner.rs:354:12
[INFO] [stderr]     |
[INFO] [stderr] 354 |     pub fn get_char_classes(&self) -> CharClasses {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 12 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rflex-c6cde07012d28452
[INFO] [stdout] 
[INFO] [stdout] running 40 tests
[INFO] [stdout] test charclasses::tests::char_class_interval_format ... ok
[INFO] [stdout] test charclasses::tests::interval_formatter ... ok
[INFO] [stdout] test charclasses::tests::int_char_set ... ok
[INFO] [stdout] test charclasses::tests::char_classes_intervals ... ok
[INFO] [stdout] test scanner::tests::nfa_build_char_class ... ok
[INFO] [stdout] test scanner::tests::condition_2 ... ok
[INFO] [stdout] test scanner::tests::build_bol2 ... ok
[INFO] [stdout] test scanner::tests::nfa_build_charset ... ok
[INFO] [stdout] test scanner::tests::nfa_build_notcharset ... ok
[INFO] [stdout] test scanner::tests::nfa_build_alter_group ... ok
[INFO] [stdout] test scanner::tests::nfa_build_repetition ... ok
[INFO] [stdout] test scanner::tests::parse_alternation_eq ... ok
[INFO] [stdout] test scanner::tests::parse_ir_bol ... ok
[INFO] [stdout] test scanner::tests::parse_dot ... ok
[INFO] [stdout] test scanner::tests::nfa_build_str ... ok
[INFO] [stdout] test scanner::tests::parse_ir_eq_alternation_with_concat ... ok
[INFO] [stdout] test scanner::tests::parse_ir_bracket ... ok
[INFO] [stdout] test scanner::tests::parse_ir_eq_concat_and_more ... ok
[INFO] [stdout] test scanner::tests::parse_ir_eq_group ... ok
[INFO] [stdout] test scanner::tests::parse_ir_trivial ... ok
[INFO] [stdout] test scanner::tests::parse_letter ... ok
[INFO] [stdout] test scanner::tests::parse_literal ... ok
[INFO] [stdout] test scanner::tests::parse_literal_eq ... ok
[INFO] [stdout] test scanner::tests::parse_star ... ok
[INFO] [stdout] test scanner::tests::scan_multiple_line_action ... ok
[INFO] [stdout] test scanner::tests::nfa_build_alter2 ... ok
[INFO] [stdout] test scanner::tests::eof_1 ... ok
[INFO] [stdout] test scanner::tests::fail_to_parse_literal ... ok
[INFO] [stdout] test scanner::tests::dfa_minimize_1 ... ok
[INFO] [stdout] test scanner::tests::build_trivial ... ok
[INFO] [stdout] test scanner::tests::a_b_c_dot ... ok
[INFO] [stdout] test scanner::tests::build_bol ... ok
[INFO] [stdout] test scanner::tests::nfa_build_rep2 ... ok
[INFO] [stdout] test scanner::tests::parse_ir_eq_alternation ... ok
[INFO] [stdout] test scanner::tests::nfa_build_rep3 ... ok
[INFO] [stdout] test scanner::tests::test_char_class ... ok
[INFO] [stdout] test scanner::tests::parse_ir_eq_alternation_with_plus ... ok
[INFO] [stdout] test scanner::tests::nfa_build_alter ... ok
[INFO] [stdout] test scanner::tests::lexer_1 ... ok
[INFO] [stdout] test scanner::tests::lexer_2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 40 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rflex-1a6afd4aed270dd2
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rflex
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "f7a93f107f2d98e9b1354bbcef3ceee315373adde2ccbad941925f6022cf41d0"`
[INFO] running `"docker" "rm" "-f" "f7a93f107f2d98e9b1354bbcef3ceee315373adde2ccbad941925f6022cf41d0"`
[INFO] [stdout] f7a93f107f2d98e9b1354bbcef3ceee315373adde2ccbad941925f6022cf41d0