[INFO] cloning repository https://github.com/rohankumardubey/grex [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rohankumardubey/grex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frohankumardubey%2Fgrex", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frohankumardubey%2Fgrex'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8b384c98f8a094344393181b425187465b783a66 [INFO] checking rohankumardubey/grex against try#9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840 for pr-149518 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frohankumardubey%2Fgrex" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/rohankumardubey/grex [INFO] finished tweaking git repo https://github.com/rohankumardubey/grex [INFO] tweaked toml for git repo https://github.com/rohankumardubey/grex written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/rohankumardubey/grex on toolchain 9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/rohankumardubey/grex 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" "+9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [INFO] checking rohankumardubey/grex against try#9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840 for pr-149518 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frohankumardubey%2Fgrex" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/rohankumardubey/grex [INFO] finished tweaking git repo https://github.com/rohankumardubey/grex [INFO] tweaked toml for git repo https://github.com/rohankumardubey/grex written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/rohankumardubey/grex on toolchain 9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/rohankumardubey/grex 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" "+9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840" "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] Downloading crates ... [INFO] [stderr] Downloaded wasm-bindgen-test v0.3.31 [INFO] [stderr] Downloaded scoped-tls v1.0.0 [INFO] [stderr] Downloaded futures-timer v3.0.2 [INFO] [stderr] Downloaded rstest v0.15.0 [INFO] [stderr] Downloaded fastrand v1.6.0 [INFO] [stderr] Downloaded rstest_macros v0.14.0 [INFO] [stderr] Downloaded wasm-bindgen-test-macro v0.3.31 [INFO] [stderr] Downloaded quick-error v2.0.0 [INFO] [stderr] Downloaded treeline v0.1.0 [INFO] [stderr] Downloaded predicates-tree v1.0.1 [INFO] [stderr] Downloaded normalize-line-endings v0.3.0 [INFO] [stderr] Downloaded bit-set v0.5.2 [INFO] [stderr] Downloaded clap_lex v0.2.2 [INFO] [stderr] Downloaded fixedbitset v0.4.0 [INFO] [stderr] Downloaded clap_derive v3.2.15 [INFO] [stderr] Downloaded assert_cmd v2.0.4 [INFO] [stderr] Downloaded crossbeam-utils v0.8.8 [INFO] [stderr] Downloaded crossbeam-epoch v0.9.8 [INFO] [stderr] Downloaded textwrap v0.15.0 [INFO] [stderr] Downloaded serde v1.0.137 [INFO] [stderr] Downloaded crossbeam-channel v0.5.4 [INFO] [stderr] Downloaded regex-automata v0.1.9 [INFO] [stderr] Downloaded criterion v0.3.6 [INFO] [stderr] Downloaded rayon v1.5.2 [INFO] [stderr] Downloaded serde_json v1.0.80 [INFO] [stderr] Downloaded petgraph v0.6.2 [INFO] [stderr] Downloaded matrixmultiply v0.3.2 [INFO] [stderr] Downloaded clap v3.2.16 [INFO] [stderr] Downloaded indexmap v1.7.0 [INFO] [stderr] Downloaded rayon-core v1.9.2 [INFO] [stderr] Downloaded os_str_bytes v6.0.0 [INFO] [stderr] Downloaded predicates v2.1.1 [INFO] [stderr] Downloaded bstr v0.2.15 [INFO] [stderr] Downloaded predicates-core v1.0.1 [INFO] [stderr] Downloaded terminal_size v0.1.17 [INFO] [stderr] Downloaded indoc v1.0.7 [INFO] [stderr] Downloaded libc v0.2.125 [INFO] [stderr] Downloaded web-sys v0.3.57 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 25ae55af8685bc12e262be0387b106d7a1c8f59bb4d8a451939354d6d7b95142 [INFO] running `Command { std: "docker" "start" "-a" "25ae55af8685bc12e262be0387b106d7a1c8f59bb4d8a451939354d6d7b95142", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "25ae55af8685bc12e262be0387b106d7a1c8f59bb4d8a451939354d6d7b95142", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "25ae55af8685bc12e262be0387b106d7a1c8f59bb4d8a451939354d6d7b95142", kill_on_drop: false }` [INFO] [stdout] 25ae55af8685bc12e262be0387b106d7a1c8f59bb4d8a451939354d6d7b95142 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+9b8307bcb9d1de8ffc7e1c81c48efffdb24ee840" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 91f16f54d39387215f8457c8cbaf1a8d1f755ac5fb5bad248f88f59b6c91d2fd [INFO] running `Command { std: "docker" "start" "-a" "91f16f54d39387215f8457c8cbaf1a8d1f755ac5fb5bad248f88f59b6c91d2fd", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.125 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Checking regex-syntax v0.6.27 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Checking itertools v0.10.3 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.8 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking futures-sink v0.3.21 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Compiling rayon-core v1.9.2 [INFO] [stderr] Checking unic-common v0.9.0 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking unic-char-range v0.9.0 [INFO] [stderr] Compiling serde_json v1.0.80 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Checking slab v0.4.6 [INFO] [stderr] Checking os_str_bytes v6.0.0 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Checking futures-io v0.3.21 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking matrixmultiply v0.3.2 [INFO] [stderr] Checking unic-char-property v0.9.0 [INFO] [stderr] Checking unic-ucd-version v0.9.0 [INFO] [stderr] Checking crossbeam-channel v0.5.4 [INFO] [stderr] Checking clap_lex v0.2.2 [INFO] [stderr] Compiling rstest_macros v0.14.0 [INFO] [stderr] Compiling rayon v1.5.2 [INFO] [stderr] Checking fixedbitset v0.4.0 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking terminal_size v0.1.17 [INFO] [stderr] Checking rand_core v0.6.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking num-complex v0.4.0 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking itoa v1.0.1 [INFO] [stderr] Checking textwrap v0.15.0 [INFO] [stderr] Checking fastrand v1.6.0 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Checking predicates-core v1.0.1 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Checking once_cell v1.12.0 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking petgraph v0.6.2 [INFO] [stderr] Checking unic-ucd-category v0.9.0 [INFO] [stderr] Checking regex v1.6.0 [INFO] [stderr] Checking tempfile v3.3.0 [INFO] [stderr] Checking float-cmp v0.9.0 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking normalize-line-endings v0.3.0 [INFO] [stderr] Checking treeline v0.1.0 [INFO] [stderr] Checking unicode-segmentation v1.9.0 [INFO] [stderr] Checking difflib v0.4.0 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking half v1.8.2 [INFO] [stderr] Checking bit-vec v0.6.3 [INFO] [stderr] Checking rusty-fork v0.3.0 [INFO] [stderr] Checking predicates-tree v1.0.1 [INFO] [stderr] Checking criterion-plot v0.4.4 [INFO] [stderr] Checking plotters v0.3.1 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking rand_xorshift v0.3.0 [INFO] [stderr] Checking quick-error v2.0.0 [INFO] [stderr] Checking futures-timer v3.0.2 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking predicates v2.1.1 [INFO] [stderr] Compiling indoc v1.0.7 [INFO] [stderr] Checking bit-set v0.5.2 [INFO] [stderr] Checking ndarray v0.15.6 [INFO] [stderr] Checking proptest v1.0.0 [INFO] [stderr] Checking bstr v0.2.15 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking assert_cmd v2.0.4 [INFO] [stderr] Compiling futures-macro v0.3.21 [INFO] [stderr] Compiling clap_derive v3.2.15 [INFO] [stderr] Checking clap v3.2.16 [INFO] [stderr] Checking futures-executor v0.3.21 [INFO] [stderr] Checking futures v0.3.21 [INFO] [stderr] Checking rstest v0.15.0 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stderr] Checking grex v1.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/dfa.rs:69:34 [INFO] [stdout] | [INFO] [stdout] 69 | pub(crate) fn outgoing_edges(&self, state: State) -> Edges { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided 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: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 69 | pub(crate) fn outgoing_edges(&self, state: State) -> Edges<'_, Grapheme, Directed> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/dfa.rs:69:34 [INFO] [stdout] | [INFO] [stdout] 69 | pub(crate) fn outgoing_edges(&self, state: State) -> Edges { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided 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: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 69 | pub(crate) fn outgoing_edges(&self, state: State) -> Edges<'_, Grapheme, Directed> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.78s [INFO] running `Command { std: "docker" "inspect" "91f16f54d39387215f8457c8cbaf1a8d1f755ac5fb5bad248f88f59b6c91d2fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "91f16f54d39387215f8457c8cbaf1a8d1f755ac5fb5bad248f88f59b6c91d2fd", kill_on_drop: false }` [INFO] [stdout] 91f16f54d39387215f8457c8cbaf1a8d1f755ac5fb5bad248f88f59b6c91d2fd