[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 beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F121watts%2Fminigrep" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/121watts/minigrep on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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-0/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" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 6ea4133b367e4125f58fffbab26f38dc08292c9bd8b8709e6901f988d2964557
[INFO] running `Command { std: "docker" "start" "-a" "6ea4133b367e4125f58fffbab26f38dc08292c9bd8b8709e6901f988d2964557", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ea4133b367e4125f58fffbab26f38dc08292c9bd8b8709e6901f988d2964557", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ea4133b367e4125f58fffbab26f38dc08292c9bd8b8709e6901f988d2964557", kill_on_drop: false }`
[INFO] [stdout] 6ea4133b367e4125f58fffbab26f38dc08292c9bd8b8709e6901f988d2964557
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--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] cb6694f8c9ec2d67508b2a30fb6ac1ced6d34b3d6b9db5e5c8e1cb5ed7943ad1
[INFO] running `Command { std: "docker" "start" "-a" "cb6694f8c9ec2d67508b2a30fb6ac1ced6d34b3d6b9db5e5c8e1cb5ed7943ad1", kill_on_drop: false }`
[INFO] [stderr]    Compiling minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "cb6694f8c9ec2d67508b2a30fb6ac1ced6d34b3d6b9db5e5c8e1cb5ed7943ad1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb6694f8c9ec2d67508b2a30fb6ac1ced6d34b3d6b9db5e5c8e1cb5ed7943ad1", kill_on_drop: false }`
[INFO] [stdout] cb6694f8c9ec2d67508b2a30fb6ac1ced6d34b3d6b9db5e5c8e1cb5ed7943ad1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] fdd407c3c1ee1d942b30f9905b184cf139d361d8cc972b1edc96d96eca03f3e0
[INFO] running `Command { std: "docker" "start" "-a" "fdd407c3c1ee1d942b30f9905b184cf139d361d8cc972b1edc96d96eca03f3e0", 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 `std::env::Args`, found reference
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `std::env::Args`
[INFO] [stdout]             found reference `&[std::string::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 `std::env::Args`, found reference
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `std::env::Args`
[INFO] [stdout]             found reference `&[std::string::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] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "fdd407c3c1ee1d942b30f9905b184cf139d361d8cc972b1edc96d96eca03f3e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdd407c3c1ee1d942b30f9905b184cf139d361d8cc972b1edc96d96eca03f3e0", kill_on_drop: false }`
[INFO] [stdout] fdd407c3c1ee1d942b30f9905b184cf139d361d8cc972b1edc96d96eca03f3e0