[INFO] updating cached repository scarab5q/fzr
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/scarab5q/fzr
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/scarab5q/fzr" "work/ex/beta-1.38-1/sources/1.37.0/gh/scarab5q/fzr"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/scarab5q/fzr'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/scarab5q/fzr" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/scarab5q/fzr"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/scarab5q/fzr'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2718aaac074a5c09912ac21c2d21dda5f0f6cc2e
[INFO] sha for GitHub repo scarab5q/fzr: 2718aaac074a5c09912ac21c2d21dda5f0f6cc2e
[INFO] validating manifest of scarab5q/fzr on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of scarab5q/fzr on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing scarab5q/fzr
[INFO] finished frobbing scarab5q/fzr
[INFO] frobbed toml for scarab5q/fzr written to work/ex/beta-1.38-1/sources/1.37.0/gh/scarab5q/fzr/Cargo.toml
[INFO] started frobbing scarab5q/fzr
[INFO] finished frobbing scarab5q/fzr
[INFO] frobbed toml for scarab5q/fzr written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/scarab5q/fzr/Cargo.toml
[INFO] crate scarab5q/fzr already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing scarab5q/fzr against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/scarab5q/fzr:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] d437aa23bfd0be335039acfeb40203fb4f4e5f488d5613742a06e1a893fd73cb
[INFO] running `"docker" "start" "-a" "d437aa23bfd0be335039acfeb40203fb4f4e5f488d5613742a06e1a893fd73cb"`
[INFO] [stderr]    Compiling memmap v0.6.2
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling tokio-io v0.1.11
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling structopt-derive v0.2.14
[INFO] [stderr]    Compiling fst v0.3.3
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling crossbeam v0.6.0
[INFO] [stderr]    Compiling fst-regex v0.2.2
[INFO] [stderr]    Compiling fst-levenshtein v0.2.1
[INFO] [stderr]    Compiling tokio-reactor v0.1.8
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling structopt v0.2.14
[INFO] [stderr]    Compiling tokio-threadpool v0.1.11
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio-fs v0.1.5
[INFO] [stderr]    Compiling tokio v0.1.15
[INFO] [stderr]    Compiling fzr v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `fst_regex::Regex`
[INFO] [stderr]   --> src/main.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use fst_regex::Regex;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::env;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::str;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `results`
[INFO] [stderr]   --> src/main.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let results: Vec<String>;
[INFO] [stderr]    |         ^^^^^^^ help: consider prefixing with an underscore: `_results`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `line`
[INFO] [stderr]   --> src/main.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |     for line in stdin {}
[INFO] [stderr]    |         ^^^^ help: consider prefixing with an underscore: `_line`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_line`
[INFO] [stderr]  --> src/fsaps.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn read_line() -> String {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `kmp_table`
[INFO] [stderr]  --> src/fsaps.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn kmp_table(pattern: &[u8], m: usize, mut kmp: Vec<usize>) -> Vec<usize> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `kmp`
[INFO] [stderr]   --> src/fsaps.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub fn kmp(string: &Vec<u8>, pattern: &Vec<u8>) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.51s
[INFO] running `"docker" "inspect" "d437aa23bfd0be335039acfeb40203fb4f4e5f488d5613742a06e1a893fd73cb"`
[INFO] running `"docker" "rm" "-f" "d437aa23bfd0be335039acfeb40203fb4f4e5f488d5613742a06e1a893fd73cb"`
[INFO] [stdout] d437aa23bfd0be335039acfeb40203fb4f4e5f488d5613742a06e1a893fd73cb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/scarab5q/fzr:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 75deb568db81fbc190d3d18277089ff39b5e870aeb436bdefb5882123d01f708
[INFO] running `"docker" "start" "-a" "75deb568db81fbc190d3d18277089ff39b5e870aeb436bdefb5882123d01f708"`
[INFO] [stderr]    Compiling fzr v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `fst_regex::Regex`
[INFO] [stderr]   --> src/main.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use fst_regex::Regex;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::env;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::str;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `results`
[INFO] [stderr]   --> src/main.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let results: Vec<String>;
[INFO] [stderr]    |         ^^^^^^^ help: consider prefixing with an underscore: `_results`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `line`
[INFO] [stderr]   --> src/main.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |     for line in stdin {}
[INFO] [stderr]    |         ^^^^ help: consider prefixing with an underscore: `_line`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_line`
[INFO] [stderr]  --> src/fsaps.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn read_line() -> String {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `kmp_table`
[INFO] [stderr]  --> src/fsaps.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn kmp_table(pattern: &[u8], m: usize, mut kmp: Vec<usize>) -> Vec<usize> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `kmp`
[INFO] [stderr]   --> src/fsaps.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub fn kmp(string: &Vec<u8>, pattern: &Vec<u8>) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "75deb568db81fbc190d3d18277089ff39b5e870aeb436bdefb5882123d01f708"`
[INFO] running `"docker" "rm" "-f" "75deb568db81fbc190d3d18277089ff39b5e870aeb436bdefb5882123d01f708"`
[INFO] [stdout] 75deb568db81fbc190d3d18277089ff39b5e870aeb436bdefb5882123d01f708
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/scarab5q/fzr:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 158cb5cfa04bc32820e8128267455e2ef04d52b85c1ff074d9b9bb518ad5b069
[INFO] running `"docker" "start" "-a" "158cb5cfa04bc32820e8128267455e2ef04d52b85c1ff074d9b9bb518ad5b069"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fzr-ea326b3ab1daaa3e
[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" "158cb5cfa04bc32820e8128267455e2ef04d52b85c1ff074d9b9bb518ad5b069"`
[INFO] running `"docker" "rm" "-f" "158cb5cfa04bc32820e8128267455e2ef04d52b85c1ff074d9b9bb518ad5b069"`
[INFO] [stdout] 158cb5cfa04bc32820e8128267455e2ef04d52b85c1ff074d9b9bb518ad5b069