[INFO] cloning repository rschmertz/lis-parse-rust [INFO] running `"git" "clone" "--bare" "git://github.com/rschmertz/lis-parse-rust.git" "work/cache/sources/gh/rschmertz/lis-parse-rust"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/rschmertz/lis-parse-rust'... [INFO] running `"git" "clone" "work/cache/sources/gh/rschmertz/lis-parse-rust" "work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/rschmertz/lis-parse-rust"` [INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/rschmertz/lis-parse-rust'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/rschmertz/lis-parse-rust" "work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/rschmertz/lis-parse-rust"` [INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/rschmertz/lis-parse-rust'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 9f2fceef6dbe78924542dfedde9a54b7ae07aa30 [INFO] sha for GitHub repo rschmertz/lis-parse-rust: 9f2fceef6dbe78924542dfedde9a54b7ae07aa30 [INFO] validating manifest of rschmertz/lis-parse-rust on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of rschmertz/lis-parse-rust on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing rschmertz/lis-parse-rust [INFO] finished frobbing rschmertz/lis-parse-rust [INFO] frobbed toml for rschmertz/lis-parse-rust written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/rschmertz/lis-parse-rust/Cargo.toml [INFO] started frobbing rschmertz/lis-parse-rust [INFO] finished frobbing rschmertz/lis-parse-rust [INFO] frobbed toml for rschmertz/lis-parse-rust written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/rschmertz/lis-parse-rust/Cargo.toml [INFO] crate rschmertz/lis-parse-rust has a lockfile. skipping [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded clap v2.20.4 [INFO] [stderr] Downloaded regex v0.1.44 [INFO] [stderr] Downloaded regex-syntax v0.2.2 [INFO] [stderr] Downloaded aho-corasick v0.4.0 [INFO] [stderr] Downloaded memchr v0.1.7 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking rschmertz/lis-parse-rust against master#c0086b9e8972fef9fd4af24bae20d45021ed06c6 for pr-58899 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-3/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/rschmertz/lis-parse-rust:/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=forbid" "-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" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 8a24959f8bd07f88cb62f456fe8bbe180dc6b34662807111f9bca1e1261d6289 [INFO] running `"docker" "start" "-a" "8a24959f8bd07f88cb62f456fe8bbe180dc6b34662807111f9bca1e1261d6289"` [INFO] [stderr] Checking regex-syntax v0.2.2 [INFO] [stderr] Checking memchr v0.1.7 [INFO] [stderr] Checking term_size v0.2.2 [INFO] [stderr] Checking aho-corasick v0.4.0 [INFO] [stderr] Checking clap v2.20.4 [INFO] [stderr] Checking regex v0.1.44 [INFO] [stderr] Checking lis-parse-rust v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `Arg` [INFO] [stderr] --> src/main.rs:3:17 [INFO] [stderr] | [INFO] [stderr] 3 | use clap::{App, Arg}; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Arg` [INFO] [stderr] --> src/main.rs:3:17 [INFO] [stderr] | [INFO] [stderr] 3 | use clap::{App, Arg}; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::error::Error` [INFO] [stderr] --> src/main.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::error::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::path::Path` [INFO] [stderr] --> src/main.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | use std::path::Path; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::prelude` [INFO] [stderr] --> src/main.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use std::io::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `tokenize` [INFO] [stderr] --> src/main.rs:23:1 [INFO] [stderr] | [INFO] [stderr] 23 | fn tokenize(s: &str) -> Vec<&str> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `line_get` [INFO] [stderr] --> src/main.rs:42:1 [INFO] [stderr] | [INFO] [stderr] 42 | fn line_get(li: &mut Lines>) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `line2` [INFO] [stderr] --> src/main.rs:106:9 [INFO] [stderr] | [INFO] [stderr] 106 | let line2 = line_get(&mut line_iter); [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_line2` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.60s [INFO] running `"docker" "inspect" "8a24959f8bd07f88cb62f456fe8bbe180dc6b34662807111f9bca1e1261d6289"` [INFO] running `"docker" "rm" "-f" "8a24959f8bd07f88cb62f456fe8bbe180dc6b34662807111f9bca1e1261d6289"` [INFO] [stdout] 8a24959f8bd07f88cb62f456fe8bbe180dc6b34662807111f9bca1e1261d6289