[INFO] cloning repository https://github.com/scarab5q/fzr [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/scarab5q/fzr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscarab5q%2Ffzr", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscarab5q%2Ffzr'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2718aaac074a5c09912ac21c2d21dda5f0f6cc2e [INFO] checking scarab5q/fzr against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscarab5q%2Ffzr" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/scarab5q/fzr on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/scarab5q/fzr [INFO] finished tweaking git repo https://github.com/scarab5q/fzr [INFO] tweaked toml for git repo https://github.com/scarab5q/fzr written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/scarab5q/fzr already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded fst-levenshtein v0.2.1 [INFO] [stderr] Downloaded fst-regex v0.2.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 567820f04b5b5da787925a54e60c5c07052d8c1ea0905dee1fcb0626c4043b11 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "567820f04b5b5da787925a54e60c5c07052d8c1ea0905dee1fcb0626c4043b11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "567820f04b5b5da787925a54e60c5c07052d8c1ea0905dee1fcb0626c4043b11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "567820f04b5b5da787925a54e60c5c07052d8c1ea0905dee1fcb0626c4043b11", kill_on_drop: false }` [INFO] [stdout] 567820f04b5b5da787925a54e60c5c07052d8c1ea0905dee1fcb0626c4043b11 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 046065a73dd28de4aea3477c2259007c43edc030fbb031b655ad50d23a2b6c50 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "046065a73dd28de4aea3477c2259007c43edc030fbb031b655ad50d23a2b6c50", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Checking futures v0.1.25 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling unicode-segmentation v1.2.1 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking num_cpus v1.10.0 [INFO] [stderr] Checking memmap v0.6.2 [INFO] [stderr] Checking owning_ref v0.4.0 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking bytes v0.4.11 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.3 [INFO] [stderr] Checking rand_os v0.1.2 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking fst v0.3.3 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Checking crossbeam-channel v0.3.8 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Checking fst-levenshtein v0.2.1 [INFO] [stderr] Checking fst-regex v0.2.2 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Checking crossbeam-deque v0.6.3 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking tokio-executor v0.1.6 [INFO] [stderr] Checking tokio-io v0.1.11 [INFO] [stderr] Checking tokio-sync v0.1.1 [INFO] [stderr] Checking tokio-timer v0.2.10 [INFO] [stderr] Checking tokio-current-thread v0.1.4 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking tokio-reactor v0.1.8 [INFO] [stderr] Checking crossbeam v0.6.0 [INFO] [stderr] Checking tokio-threadpool v0.1.11 [INFO] [stderr] Compiling structopt-derive v0.2.14 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio-uds v0.2.5 [INFO] [stderr] Checking tokio-udp v0.1.3 [INFO] [stderr] Checking tokio-fs v0.1.5 [INFO] [stderr] Checking tokio v0.1.15 [INFO] [stderr] Checking structopt v0.2.14 [INFO] [stderr] Checking fzr v0.1.0 (/tmp/fixit) [INFO] [stderr] Migrating src/main.rs from 2018 edition to 2021 [INFO] [stderr] Fixed src/main.rs (5 fixes) [INFO] [stdout] warning: function is never used: `read_line` [INFO] [stdout] --> src/fsaps.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn read_line() -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `kmp_table` [INFO] [stdout] --> src/fsaps.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn kmp_table(pattern: &[u8], m: usize, mut kmp: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `kmp` [INFO] [stdout] --> src/fsaps.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn kmp(string: &Vec, pattern: &Vec) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `read_line` [INFO] [stdout] --> src/fsaps.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn read_line() -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `kmp_table` [INFO] [stdout] --> src/fsaps.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn kmp_table(pattern: &[u8], m: usize, mut kmp: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `kmp` [INFO] [stdout] --> src/fsaps.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn kmp(string: &Vec, pattern: &Vec) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 17.39s [INFO] [stderr] Running `cargo check` to verify 2021 [INFO] [stderr] Checking fzr v0.1.0 (/tmp/fixit) [INFO] [stdout] warning: function is never used: `read_line` [INFO] [stdout] --> src/fsaps.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn read_line() -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `kmp_table` [INFO] [stdout] --> src/fsaps.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn kmp_table(pattern: &[u8], m: usize, mut kmp: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `kmp` [INFO] [stdout] --> src/fsaps.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn kmp(string: &Vec, pattern: &Vec) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `read_line` [INFO] [stdout] --> src/fsaps.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn read_line() -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `kmp_table` [INFO] [stdout] --> src/fsaps.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn kmp_table(pattern: &[u8], m: usize, mut kmp: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `kmp` [INFO] [stdout] --> src/fsaps.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn kmp(string: &Vec, pattern: &Vec) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.21s [INFO] running `Command { std: "docker" "inspect" "046065a73dd28de4aea3477c2259007c43edc030fbb031b655ad50d23a2b6c50", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "046065a73dd28de4aea3477c2259007c43edc030fbb031b655ad50d23a2b6c50", kill_on_drop: false }` [INFO] [stdout] 046065a73dd28de4aea3477c2259007c43edc030fbb031b655ad50d23a2b6c50