[INFO] cloning repository https://github.com/Solleter/rust_minigrep
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Solleter/rust_minigrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSolleter%2Frust_minigrep"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSolleter%2Frust_minigrep'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 94b84e1fce897cca96f431fcea938451f12c5259
[INFO] testing Solleter/rust_minigrep against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSolleter%2Frust_minigrep" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Solleter/rust_minigrep on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Solleter/rust_minigrep
[INFO] finished tweaking git repo https://github.com/Solleter/rust_minigrep
[INFO] tweaked toml for git repo https://github.com/Solleter/rust_minigrep written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Solleter/rust_minigrep already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3e5dee5ddd3f5bd6b63fdeef8b8abaa0d110941c47297244988195588c027c25
[INFO] running `"docker" "start" "-a" "3e5dee5ddd3f5bd6b63fdeef8b8abaa0d110941c47297244988195588c027c25"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]  --> src/main.rs:8:53
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let config = Config::new(&args).unwrap_or_else(|err| {
[INFO] [stderr]   |                                                     ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/main.rs:12:16
[INFO] [stderr]    |
[INFO] [stderr] 12 |     if let Err(e) = minigrep::run(config) {
[INFO] [stderr]    |                ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `"docker" "inspect" "3e5dee5ddd3f5bd6b63fdeef8b8abaa0d110941c47297244988195588c027c25"`
[INFO] running `"docker" "rm" "-f" "3e5dee5ddd3f5bd6b63fdeef8b8abaa0d110941c47297244988195588c027c25"`
[INFO] [stdout] 3e5dee5ddd3f5bd6b63fdeef8b8abaa0d110941c47297244988195588c027c25
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8d8548714e4da267eb2cbb36a20542d6dcf4bc39b3b1a2878d02ac6b27e23bfb
[INFO] running `"docker" "start" "-a" "8d8548714e4da267eb2cbb36a20542d6dcf4bc39b3b1a2878d02ac6b27e23bfb"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]  --> src/main.rs:8:53
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let config = Config::new(&args).unwrap_or_else(|err| {
[INFO] [stderr]   |                                                     ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/main.rs:12:16
[INFO] [stderr]    |
[INFO] [stderr] 12 |     if let Err(e) = minigrep::run(config) {
[INFO] [stderr]    |                ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `"docker" "inspect" "8d8548714e4da267eb2cbb36a20542d6dcf4bc39b3b1a2878d02ac6b27e23bfb"`
[INFO] running `"docker" "rm" "-f" "8d8548714e4da267eb2cbb36a20542d6dcf4bc39b3b1a2878d02ac6b27e23bfb"`
[INFO] [stdout] 8d8548714e4da267eb2cbb36a20542d6dcf4bc39b3b1a2878d02ac6b27e23bfb
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4f062aee3bc01c1f33b41b3e779381760fb1a026a2d688041b2eaadd3dd8f532
[INFO] running `"docker" "start" "-a" "4f062aee3bc01c1f33b41b3e779381760fb1a026a2d688041b2eaadd3dd8f532"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]  --> src/main.rs:8:53
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let config = Config::new(&args).unwrap_or_else(|err| {
[INFO] [stderr]   |                                                     ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/main.rs:12:16
[INFO] [stderr]    |
[INFO] [stderr] 12 |     if let Err(e) = minigrep::run(config) {
[INFO] [stderr]    |                ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/minigrep-5b7905a9bf3abd41
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::case_sensitive ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/minigrep-559a7820507f342d
[INFO] [stdout] test tests::case_insensitive ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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] [stderr]    Doc-tests minigrep
[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" "4f062aee3bc01c1f33b41b3e779381760fb1a026a2d688041b2eaadd3dd8f532"`
[INFO] running `"docker" "rm" "-f" "4f062aee3bc01c1f33b41b3e779381760fb1a026a2d688041b2eaadd3dd8f532"`
[INFO] [stdout] 4f062aee3bc01c1f33b41b3e779381760fb1a026a2d688041b2eaadd3dd8f532