[INFO] cloning repository https://github.com/vikingfacer/rusty_crypt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vikingfacer/rusty_crypt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvikingfacer%2Frusty_crypt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvikingfacer%2Frusty_crypt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c6a4f57c9c346bccdd3704087c1b09207bd67155
[INFO] checking vikingfacer/rusty_crypt against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvikingfacer%2Frusty_crypt" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vikingfacer/rusty_crypt on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vikingfacer/rusty_crypt
[INFO] finished tweaking git repo https://github.com/vikingfacer/rusty_crypt
[INFO] tweaked toml for git repo https://github.com/vikingfacer/rusty_crypt written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/vikingfacer/rusty_crypt already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97a6736cd703dad967e34bcf47aa4b1d3319a352344ea181822bba6b19396b99
[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" "97a6736cd703dad967e34bcf47aa4b1d3319a352344ea181822bba6b19396b99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97a6736cd703dad967e34bcf47aa4b1d3319a352344ea181822bba6b19396b99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97a6736cd703dad967e34bcf47aa4b1d3319a352344ea181822bba6b19396b99", kill_on_drop: false }`
[INFO] [stdout] 97a6736cd703dad967e34bcf47aa4b1d3319a352344ea181822bba6b19396b99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92ca255de3f5dd7be4f0156e3b1698aef113e7bf7585dd9d8f12dcf0b6dee2b4
[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" "92ca255de3f5dd7be4f0156e3b1698aef113e7bf7585dd9d8f12dcf0b6dee2b4", kill_on_drop: false }`
[INFO] [stderr]     Checking crypto v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `lfrStep` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:48:14
[INFO] [stdout]    |
[INFO] [stdout] 48 |            let mut lfrStep = LeftShiftRegister{_step : 1, buffer : 4};
[INFO] [stdout]    |                    ^^^^^^^ help: convert the identifier to snake case: `lfr_step`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `lfrGenerate` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:49:14
[INFO] [stdout]    |
[INFO] [stdout] 49 |            let mut lfrGenerate = LeftShiftRegister{_step : 1, buffer : 4};
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: convert the identifier to snake case: `lfr_generate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `StringInput` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:58:7
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let StringInput = String::from("this is a string");
[INFO] [stdout]    |             ^^^^^^^^^^^ help: convert the identifier to snake case: `string_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `inputCheck` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:61:7
[INFO] [stdout]    |
[INFO] [stdout] 61 |         let inputCheck : Vec<u8> = input.clone();
[INFO] [stdout]    |             ^^^^^^^^^^ help: convert the identifier to snake case: `input_check`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "92ca255de3f5dd7be4f0156e3b1698aef113e7bf7585dd9d8f12dcf0b6dee2b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92ca255de3f5dd7be4f0156e3b1698aef113e7bf7585dd9d8f12dcf0b6dee2b4", kill_on_drop: false }`
[INFO] [stdout] 92ca255de3f5dd7be4f0156e3b1698aef113e7bf7585dd9d8f12dcf0b6dee2b4