[INFO] updating cached repository https://github.com/TheHitchhiker/cli
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4bab0c723faaa297940b106d0fcc3872f4b80435
[INFO] testing TheHitchhiker/cli 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%2FTheHitchhiker%2Fcli" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TheHitchhiker/cli 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/TheHitchhiker/cli
[INFO] finished tweaking git repo https://github.com/TheHitchhiker/cli
[INFO] tweaked toml for git repo https://github.com/TheHitchhiker/cli written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/TheHitchhiker/cli 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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stdout] 5feccefb5263f1a3ba9ad69422d5f6a6570cdfa6b3643ca7cf56a492975ee0ed
[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" "5feccefb5263f1a3ba9ad69422d5f6a6570cdfa6b3643ca7cf56a492975ee0ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5feccefb5263f1a3ba9ad69422d5f6a6570cdfa6b3643ca7cf56a492975ee0ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5feccefb5263f1a3ba9ad69422d5f6a6570cdfa6b3643ca7cf56a492975ee0ed", kill_on_drop: false }`
[INFO] [stdout] 5feccefb5263f1a3ba9ad69422d5f6a6570cdfa6b3643ca7cf56a492975ee0ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stdout] a2c1f88898afe18186910ffb1bb52a654372ce70a00993d3c388d82b0ef05fac
[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" "a2c1f88898afe18186910ffb1bb52a654372ce70a00993d3c388d82b0ef05fac", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-shell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0283]: type annotations needed for `(std::vec::Vec<std::string::String>, std::vec::Vec<std::string::String>)`
[INFO] [stdout]   --> src/commands/echo.rs:23:51
[INFO] [stdout]    |
[INFO] [stdout] 5  |     let (options, mut params) = parse(args);
[INFO] [stdout]    |         --------------------- consider giving this pattern the explicit type `(std::vec::Vec<std::string::String>, std::vec::Vec<std::string::String>)`, where the type parameter `std::string::String` is specified
[INFO] [stdout] ...
[INFO] [stdout] 23 |     let message: String = params.iter().map(|x| x.as_ref()).collect();
[INFO] [stdout]    |                                                   ^^^^^^ cannot infer type for struct `std::string::String`
[INFO] [stdout]    |
[INFO] [stdout]    = note: cannot satisfy `std::string::String: std::convert::AsRef<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-shell`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "a2c1f88898afe18186910ffb1bb52a654372ce70a00993d3c388d82b0ef05fac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2c1f88898afe18186910ffb1bb52a654372ce70a00993d3c388d82b0ef05fac", kill_on_drop: false }`
[INFO] [stdout] a2c1f88898afe18186910ffb1bb52a654372ce70a00993d3c388d82b0ef05fac