[INFO] cloning repository https://github.com/121watts/minigrep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/121watts/minigrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F121watts%2Fminigrep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F121watts%2Fminigrep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7ac9ecea17abf9f1a6a202bb60defcf517183420
[INFO] testing 121watts/minigrep against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F121watts%2Fminigrep" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/121watts/minigrep on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/121watts/minigrep
[INFO] finished tweaking git repo https://github.com/121watts/minigrep
[INFO] tweaked toml for git repo https://github.com/121watts/minigrep written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/121watts/minigrep already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9860e5d152c5da29099b141d0ba17120af7cd46f6bd351508efacf321f7c1b19
[INFO] running `Command { std: "docker" "start" "-a" "9860e5d152c5da29099b141d0ba17120af7cd46f6bd351508efacf321f7c1b19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9860e5d152c5da29099b141d0ba17120af7cd46f6bd351508efacf321f7c1b19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9860e5d152c5da29099b141d0ba17120af7cd46f6bd351508efacf321f7c1b19", kill_on_drop: false }`
[INFO] [stdout] 9860e5d152c5da29099b141d0ba17120af7cd46f6bd351508efacf321f7c1b19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d223bcf5102bfaae6d8c6cd6e23e3d42813f7a5a2180d733058dc84b6d357e40
[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" "d223bcf5102bfaae6d8c6cd6e23e3d42813f7a5a2180d733058dc84b6d357e40", kill_on_drop: false }`
[INFO] [stderr]    Compiling minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "d223bcf5102bfaae6d8c6cd6e23e3d42813f7a5a2180d733058dc84b6d357e40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d223bcf5102bfaae6d8c6cd6e23e3d42813f7a5a2180d733058dc84b6d357e40", kill_on_drop: false }`
[INFO] [stdout] d223bcf5102bfaae6d8c6cd6e23e3d42813f7a5a2180d733058dc84b6d357e40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 36466c886cfb65351dca50898c052e5e7e76e6bdad6104d3c978074da173d8ed
[INFO] running `Command { std: "docker" "start" "-a" "36466c886cfb65351dca50898c052e5e7e76e6bdad6104d3c978074da173d8ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:109:34
[INFO] [stdout]     |
[INFO] [stdout] 109 |         let config = Config::new(&args);
[INFO] [stdout]     |                                  ^^^^^ expected struct `Args`, found `&[String; 2]`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `Args`
[INFO] [stdout]             found reference `&[String; 2]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0063]: missing field `case_sensitive` in initializer of `Config`
[INFO] [stdout]    --> src/lib.rs:119:27
[INFO] [stdout]     |
[INFO] [stdout] 119 |         let test_config = Config {
[INFO] [stdout]     |                           ^^^^^^ missing `case_sensitive`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         let config = Config::new(&args);
[INFO] [stdout]     |                                  ^^^^^ expected struct `Args`, found `&[String; 3]`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `Args`
[INFO] [stdout]             found reference `&[String; 3]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0063, E0308.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0063`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `minigrep`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "36466c886cfb65351dca50898c052e5e7e76e6bdad6104d3c978074da173d8ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36466c886cfb65351dca50898c052e5e7e76e6bdad6104d3c978074da173d8ed", kill_on_drop: false }`
[INFO] [stdout] 36466c886cfb65351dca50898c052e5e7e76e6bdad6104d3c978074da173d8ed