[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 master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscarab5q%2Ffzr" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/scarab5q/fzr on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", 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-0/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" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 33c9fb01d2dce0fe3b860b3a45ee80ce29fc56922f0f4f36503daa69731e2fde [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" "33c9fb01d2dce0fe3b860b3a45ee80ce29fc56922f0f4f36503daa69731e2fde", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "33c9fb01d2dce0fe3b860b3a45ee80ce29fc56922f0f4f36503daa69731e2fde", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33c9fb01d2dce0fe3b860b3a45ee80ce29fc56922f0f4f36503daa69731e2fde", kill_on_drop: false }` [INFO] [stdout] 33c9fb01d2dce0fe3b860b3a45ee80ce29fc56922f0f4f36503daa69731e2fde [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 82a1225fcad160f66b253bdbc88a0cbd58c25c37ab168978c50a7065eb07f9f6 [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" "82a1225fcad160f66b253bdbc88a0cbd58c25c37ab168978c50a7065eb07f9f6", kill_on_drop: false }` [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Checking smallvec v0.6.9 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Checking rand_jitter v0.1.3 [INFO] [stderr] Checking tokio-sync v0.1.1 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking num_cpus v1.10.0 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking memmap v0.6.2 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking tokio-executor v0.1.6 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Checking crossbeam-channel v0.3.8 [INFO] [stderr] Checking crossbeam-deque v0.6.3 [INFO] [stderr] Checking tokio-timer v0.2.10 [INFO] [stderr] Checking tokio-current-thread v0.1.4 [INFO] [stderr] Checking bytes v0.4.11 [INFO] [stderr] Checking fst v0.3.3 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking fst-regex v0.2.2 [INFO] [stderr] Checking fst-levenshtein v0.2.1 [INFO] [stderr] Checking tokio-io v0.1.11 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking crossbeam v0.6.0 [INFO] [stderr] Checking tokio-reactor v0.1.8 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking tokio-threadpool v0.1.11 [INFO] [stderr] Checking tokio-udp v0.1.3 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio-uds v0.2.5 [INFO] [stderr] Checking tokio-fs v0.1.5 [INFO] [stderr] Checking tokio v0.1.15 [INFO] [stderr] Compiling structopt-derive v0.2.14 [INFO] [stderr] Checking structopt v0.2.14 [INFO] [stderr] Checking fzr v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `fst_regex::Regex` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use fst_regex::Regex; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::env` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::env; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::str; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `fst_regex::Regex` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use fst_regex::Regex; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::env` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::env; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::str; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `results` [INFO] [stdout] --> src/main.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | let results: Vec; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_results` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/main.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | for line in stdin {} [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_line` [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: unused variable: `results` [INFO] [stdout] --> src/main.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | let results: Vec; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_results` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/main.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | for line in stdin {} [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_line` [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: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 20.74s [INFO] running `Command { std: "docker" "inspect" "82a1225fcad160f66b253bdbc88a0cbd58c25c37ab168978c50a7065eb07f9f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "82a1225fcad160f66b253bdbc88a0cbd58c25c37ab168978c50a7065eb07f9f6", kill_on_drop: false }` [INFO] [stdout] 82a1225fcad160f66b253bdbc88a0cbd58c25c37ab168978c50a7065eb07f9f6