[INFO] cloning repository https://github.com/rschmertz/lis-parse-rust [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rschmertz/lis-parse-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frschmertz%2Flis-parse-rust"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frschmertz%2Flis-parse-rust'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 9f2fceef6dbe78924542dfedde9a54b7ae07aa30 [INFO] checking rschmertz/lis-parse-rust against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frschmertz%2Flis-parse-rust" "/workspace/builds/worker-11/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rschmertz/lis-parse-rust on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/rschmertz/lis-parse-rust [INFO] finished tweaking git repo https://github.com/rschmertz/lis-parse-rust [INFO] tweaked toml for git repo https://github.com/rschmertz/lis-parse-rust written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/rschmertz/lis-parse-rust already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 040622d559070b0755f33656e3b0138de0f2b5e89ebb7f7a76249167a9a9ee2e [INFO] running `"docker" "start" "-a" "040622d559070b0755f33656e3b0138de0f2b5e89ebb7f7a76249167a9a9ee2e"` [INFO] [stderr] Checking libc v0.2.20 [INFO] [stderr] Checking unicode-segmentation v1.1.0 [INFO] [stderr] Checking regex-syntax v0.2.2 [INFO] [stderr] Checking vec_map v0.6.0 [INFO] [stderr] Checking memchr v0.1.7 [INFO] [stderr] Checking term_size v0.2.2 [INFO] [stderr] Checking clap v2.20.4 [INFO] [stderr] Checking aho-corasick v0.4.0 [INFO] [stderr] Checking regex v0.1.44 [INFO] [stderr] Checking lis-parse-rust v0.1.0 (/opt/rustwide/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: `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: `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: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/main.rs:98:61 [INFO] [stderr] | [INFO] [stderr] 98 | Err(why) => panic!("couldn't open {}: {}", display, Error::description(&why)), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [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:23:4 [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:42:4 [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: if this is intentional, prefix it with an underscore: `_line2` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.07s [INFO] running `"docker" "inspect" "040622d559070b0755f33656e3b0138de0f2b5e89ebb7f7a76249167a9a9ee2e"` [INFO] running `"docker" "rm" "-f" "040622d559070b0755f33656e3b0138de0f2b5e89ebb7f7a76249167a9a9ee2e"` [INFO] [stdout] 040622d559070b0755f33656e3b0138de0f2b5e89ebb7f7a76249167a9a9ee2e