[INFO] fetching crate readable-regex 0.1.0-alpha1...
[INFO] checking readable-regex-0.1.0-alpha1 against master#158f00a1c5175648af6f6099b075f78d1d014a28 for pr-121251
[INFO] extracting crate readable-regex 0.1.0-alpha1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate readable-regex 0.1.0-alpha1 on toolchain 158f00a1c5175648af6f6099b075f78d1d014a28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate readable-regex 0.1.0-alpha1
[INFO] finished tweaking crates.io crate readable-regex 0.1.0-alpha1
[INFO] tweaked toml for crates.io crate readable-regex 0.1.0-alpha1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fancy-regex v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c21cee726d1131c18d3f471f3a39805c0f65c5c7d8be8dbc1f315d71c582162
[INFO] running `Command { std: "docker" "start" "-a" "1c21cee726d1131c18d3f471f3a39805c0f65c5c7d8be8dbc1f315d71c582162", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c21cee726d1131c18d3f471f3a39805c0f65c5c7d8be8dbc1f315d71c582162", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c21cee726d1131c18d3f471f3a39805c0f65c5c7d8be8dbc1f315d71c582162", kill_on_drop: false }`
[INFO] [stdout] 1c21cee726d1131c18d3f471f3a39805c0f65c5c7d8be8dbc1f315d71c582162
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8c9053d0b0319ec8f7a55c980cc7da724edb1b07acb55615110b0950577a828
[INFO] running `Command { std: "docker" "start" "-a" "d8c9053d0b0319ec8f7a55c980cc7da724edb1b07acb55615110b0950577a828", kill_on_drop: false }`
[INFO] [stderr]     Checking readable-regex v0.1.0-alpha1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find function `positive_look_ahead` in this scope
[INFO] [stdout]    --> tests/fn_api.rs:167:16
[INFO] [stdout]     |
[INFO] [stdout] 167 |     assert_eq!(positive_look_ahead("cat".into()).to_string(), "(?=cat)");
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `negative_look_ahead` in this scope
[INFO] [stdout]    --> tests/fn_api.rs:172:16
[INFO] [stdout]     |
[INFO] [stdout] 172 |     assert_eq!(negative_look_ahead("cat".into()).to_string(), "(?!cat)");
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `positive_look_behind` in this scope
[INFO] [stdout]    --> tests/fn_api.rs:177:16
[INFO] [stdout]     |
[INFO] [stdout] 177 |     assert_eq!(positive_look_behind("cat".into()).to_string(), "(?<=cat)");
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `negative_look_behind` in this scope
[INFO] [stdout]    --> tests/fn_api.rs:182:16
[INFO] [stdout]     |
[INFO] [stdout] 182 |     assert_eq!(negative_look_behind("cat".into()).to_string(), "(?<!cat)");
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `readable-regex` (test "fn_api") due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "d8c9053d0b0319ec8f7a55c980cc7da724edb1b07acb55615110b0950577a828", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8c9053d0b0319ec8f7a55c980cc7da724edb1b07acb55615110b0950577a828", kill_on_drop: false }`
[INFO] [stdout] d8c9053d0b0319ec8f7a55c980cc7da724edb1b07acb55615110b0950577a828
[INFO] checking readable-regex-0.1.0-alpha1 against try#b4fc5dbf0bc33be331f9d893db5b3a794f29724a+rustflags=-Dexplicit_range -Dtrait_impl_range -Wrange_syntax -Wrange_bounds for pr-121251
[INFO] extracting crate readable-regex 0.1.0-alpha1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate readable-regex 0.1.0-alpha1 on toolchain b4fc5dbf0bc33be331f9d893db5b3a794f29724a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate readable-regex 0.1.0-alpha1
[INFO] finished tweaking crates.io crate readable-regex 0.1.0-alpha1
[INFO] tweaked toml for crates.io crate readable-regex 0.1.0-alpha1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b779570a1a12d34e40e12d70a244c2de9ea47eaea7260a3729f4807a3d7c35b1
[INFO] running `Command { std: "docker" "start" "-a" "b779570a1a12d34e40e12d70a244c2de9ea47eaea7260a3729f4807a3d7c35b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b779570a1a12d34e40e12d70a244c2de9ea47eaea7260a3729f4807a3d7c35b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b779570a1a12d34e40e12d70a244c2de9ea47eaea7260a3729f4807a3d7c35b1", kill_on_drop: false }`
[INFO] [stdout] b779570a1a12d34e40e12d70a244c2de9ea47eaea7260a3729f4807a3d7c35b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dexplicit_range -Dtrait_impl_range -Wrange_syntax -Wrange_bounds" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69603747a2dbaad548d7e7c3ca0901c2f7d960b4bad282e177b84fbb8d0cdc42
[INFO] running `Command { std: "docker" "start" "-a" "69603747a2dbaad548d7e7c3ca0901c2f7d960b4bad282e177b84fbb8d0cdc42", kill_on_drop: false }`
[INFO] [stderr]     Checking readable-regex v0.1.0-alpha1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]    --> src/lib.rs:380:45
[INFO] [stdout]     |
[INFO] [stdout] 380 |     ReadableRe::Ranged(solvers::Ranged::new(n.., re))
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]    --> src/lib.rs:380:45
[INFO] [stdout]     |
[INFO] [stdout] 380 |     ReadableRe::Ranged(solvers::Ranged::new(n.., re))
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeBounds` trait bound in public function
[INFO] [stdout]    --> src/lib.rs:374:8
[INFO] [stdout]     |
[INFO] [stdout] 374 |     R: RangeBounds<usize> + 'static,
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-W range-bounds`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeBounds` trait bound in public function
[INFO] [stdout]    --> src/solvers.rs:515:12
[INFO] [stdout]     |
[INFO] [stdout] 515 |         R: RangeBounds<usize> + 'static,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> tests/fn_api.rs:60:23
[INFO] [stdout]    |
[INFO] [stdout] 60 |     assert_eq!(ranged(3..5, Raw("x")).to_string(), "x{3,5}");
[INFO] [stdout]    |                       ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> tests/fn_api.rs:83:20
[INFO] [stdout]    |
[INFO] [stdout] 83 |             ranged(2..5, Digit),
[INFO] [stdout]    |                    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> tests/fn_api.rs:215:23
[INFO] [stdout]     |
[INFO] [stdout] 215 |     assert_eq!(ranged(1..10, "cat".into()).to_string(), "cat{1,10}");
[INFO] [stdout]     |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> tests/fn_api.rs:279:15
[INFO] [stdout]     |
[INFO] [stdout] 279 |     for c in (65..71).chain(97..103).chain(48..58) {
[INFO] [stdout]     |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> tests/fn_api.rs:279:29
[INFO] [stdout]     |
[INFO] [stdout] 279 |     for c in (65..71).chain(97..103).chain(48..58) {
[INFO] [stdout]     |                             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> tests/fn_api.rs:279:44
[INFO] [stdout]     |
[INFO] [stdout] 279 |     for c in (65..71).chain(97..103).chain(48..58) {
[INFO] [stdout]     |                                            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> tests/fn_api.rs:283:15
[INFO] [stdout]     |
[INFO] [stdout] 283 |     for c in (71..91).chain(103..123).chain(192..255).chain(33..48) {
[INFO] [stdout]     |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> tests/fn_api.rs:283:29
[INFO] [stdout]     |
[INFO] [stdout] 283 |     for c in (71..91).chain(103..123).chain(192..255).chain(33..48) {
[INFO] [stdout]     |                             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> tests/fn_api.rs:283:45
[INFO] [stdout]     |
[INFO] [stdout] 283 |     for c in (71..91).chain(103..123).chain(192..255).chain(33..48) {
[INFO] [stdout]     |                                             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> tests/fn_api.rs:283:61
[INFO] [stdout]     |
[INFO] [stdout] 283 |     for c in (71..91).chain(103..123).chain(192..255).chain(33..48) {
[INFO] [stdout]     |                                                             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> tests/fn_api.rs:292:15
[INFO] [stdout]     |
[INFO] [stdout] 292 |     for c in (65..71).chain(97..103).chain(48..58) {
[INFO] [stdout]     |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> tests/fn_api.rs:292:29
[INFO] [stdout]     |
[INFO] [stdout] 292 |     for c in (65..71).chain(97..103).chain(48..58) {
[INFO] [stdout]     |                             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> tests/fn_api.rs:292:44
[INFO] [stdout]     |
[INFO] [stdout] 292 |     for c in (65..71).chain(97..103).chain(48..58) {
[INFO] [stdout]     |                                            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> tests/fn_api.rs:296:15
[INFO] [stdout]     |
[INFO] [stdout] 296 |     for c in (71..91).chain(103..123).chain(192..255).chain(33..48) {
[INFO] [stdout]     |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> tests/fn_api.rs:296:29
[INFO] [stdout]     |
[INFO] [stdout] 296 |     for c in (71..91).chain(103..123).chain(192..255).chain(33..48) {
[INFO] [stdout]     |                             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> tests/fn_api.rs:296:45
[INFO] [stdout]     |
[INFO] [stdout] 296 |     for c in (71..91).chain(103..123).chain(192..255).chain(33..48) {
[INFO] [stdout]     |                                             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> tests/fn_api.rs:296:61
[INFO] [stdout]     |
[INFO] [stdout] 296 |     for c in (71..91).chain(103..123).chain(192..255).chain(33..48) {
[INFO] [stdout]     |                                                             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> tests/fn_api.rs:304:15
[INFO] [stdout]     |
[INFO] [stdout] 304 |     for c in (0u8..255).map(char::from) {
[INFO] [stdout]     |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> tests/fn_api.rs:317:15
[INFO] [stdout]     |
[INFO] [stdout] 317 |     for c in (0u8..255).map(char::from) {
[INFO] [stdout]     |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> tests/fn_api.rs:330:15
[INFO] [stdout]     |
[INFO] [stdout] 330 |     for c in (0u8..255).map(char::from) {
[INFO] [stdout]     |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> tests/fn_api.rs:343:15
[INFO] [stdout]     |
[INFO] [stdout] 343 |     for c in (0u8..255).map(char::from) {
[INFO] [stdout]     |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> tests/fn_api.rs:356:15
[INFO] [stdout]     |
[INFO] [stdout] 356 |     for c in (0u8..255).map(char::from) {
[INFO] [stdout]     |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> tests/fn_api.rs:369:15
[INFO] [stdout]     |
[INFO] [stdout] 369 |     for c in (0u8..255).map(char::from) {
[INFO] [stdout]     |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> tests/fn_api.rs:382:15
[INFO] [stdout]     |
[INFO] [stdout] 382 |     for c in (0u8..255).map(char::from) {
[INFO] [stdout]     |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> tests/fn_api.rs:395:15
[INFO] [stdout]     |
[INFO] [stdout] 395 |     for c in (0u8..128).map(char::from) {
[INFO] [stdout]     |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> tests/fn_api.rs:408:15
[INFO] [stdout]     |
[INFO] [stdout] 408 |     for c in (0u8..128).map(char::from) {
[INFO] [stdout]     |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `positive_look_ahead` in this scope
[INFO] [stdout]    --> tests/fn_api.rs:167:16
[INFO] [stdout]     |
[INFO] [stdout] 167 |     assert_eq!(positive_look_ahead("cat".into()).to_string(), "(?=cat)");
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `negative_look_ahead` in this scope
[INFO] [stdout]    --> tests/fn_api.rs:172:16
[INFO] [stdout]     |
[INFO] [stdout] 172 |     assert_eq!(negative_look_ahead("cat".into()).to_string(), "(?!cat)");
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `positive_look_behind` in this scope
[INFO] [stdout]    --> tests/fn_api.rs:177:16
[INFO] [stdout]     |
[INFO] [stdout] 177 |     assert_eq!(positive_look_behind("cat".into()).to_string(), "(?<=cat)");
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `negative_look_behind` in this scope
[INFO] [stdout]    --> tests/fn_api.rs:182:16
[INFO] [stdout]     |
[INFO] [stdout] 182 |     assert_eq!(negative_look_behind("cat".into()).to_string(), "(?<!cat)");
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `readable-regex` (test "fn_api") due to 5 previous errors; 26 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "69603747a2dbaad548d7e7c3ca0901c2f7d960b4bad282e177b84fbb8d0cdc42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69603747a2dbaad548d7e7c3ca0901c2f7d960b4bad282e177b84fbb8d0cdc42", kill_on_drop: false }`
[INFO] [stdout] 69603747a2dbaad548d7e7c3ca0901c2f7d960b4bad282e177b84fbb8d0cdc42
