[INFO] cloning repository https://github.com/Endi1/rsa
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Endi1/rsa" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEndi1%2Frsa", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEndi1%2Frsa'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 565c6e4864a4acb9be37e757bc9d58a97373bc6a
[INFO] testing Endi1/rsa against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEndi1%2Frsa" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Endi1/rsa on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Endi1/rsa
[INFO] finished tweaking git repo https://github.com/Endi1/rsa
[INFO] tweaked toml for git repo https://github.com/Endi1/rsa written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/Endi1/rsa already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.35
[INFO] [stderr]   Downloaded winapi v0.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd90c09cdd3b38aa4b74e195d8a89ba689ea691fc3a58a04a05f8b4fbcd23e44
[INFO] running `Command { std: "docker" "start" "-a" "bd90c09cdd3b38aa4b74e195d8a89ba689ea691fc3a58a04a05f8b4fbcd23e44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd90c09cdd3b38aa4b74e195d8a89ba689ea691fc3a58a04a05f8b4fbcd23e44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd90c09cdd3b38aa4b74e195d8a89ba689ea691fc3a58a04a05f8b4fbcd23e44", kill_on_drop: false }`
[INFO] [stdout] bd90c09cdd3b38aa4b74e195d8a89ba689ea691fc3a58a04a05f8b4fbcd23e44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cbcb95cd2cb5f47576e265a887ea3803afaf9b82b33e78b8d2fb9f13c6c4f200
[INFO] running `Command { std: "docker" "start" "-a" "cbcb95cd2cb5f47576e265a887ea3803afaf9b82b33e78b8d2fb9f13c6c4f200", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.35
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling rsa v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `keys` should have an upper camel case name
[INFO] [stdout]  --> src/main.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct keys {
[INFO] [stdout]   |        ^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Keys`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `rsa`
[INFO] [stdout]   --> src/main.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / extern crate rand;
[INFO] [stdout] 2  | | use rand::Rng;
[INFO] [stdout] 3  | | use std::u64;
[INFO] [stdout] 4  | |
[INFO] [stdout] ...  |
[INFO] [stdout] 90 | |     }
[INFO] [stdout] 91 | | }
[INFO] [stdout]    | |_^ consider adding a `main` function to `src/main.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rsa` due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "cbcb95cd2cb5f47576e265a887ea3803afaf9b82b33e78b8d2fb9f13c6c4f200", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbcb95cd2cb5f47576e265a887ea3803afaf9b82b33e78b8d2fb9f13c6c4f200", kill_on_drop: false }`
[INFO] [stdout] cbcb95cd2cb5f47576e265a887ea3803afaf9b82b33e78b8d2fb9f13c6c4f200