[INFO] cloning repository https://github.com/te0ys/rusty-enigma
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/te0ys/rusty-enigma" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fte0ys%2Frusty-enigma", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fte0ys%2Frusty-enigma'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 62bea4a5c31a884f6d3f4b87677ce3a2ed321adb
[INFO] checking te0ys/rusty-enigma against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fte0ys%2Frusty-enigma" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/te0ys/rusty-enigma on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/te0ys/rusty-enigma
[INFO] finished tweaking git repo https://github.com/te0ys/rusty-enigma
[INFO] tweaked toml for git repo https://github.com/te0ys/rusty-enigma written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/te0ys/rusty-enigma already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "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] 60b0c972bc6adfebf9c9ab23c663d565ffaa65df09fdc59f4e92512ef800bf89
[INFO] running `Command { std: "docker" "start" "-a" "60b0c972bc6adfebf9c9ab23c663d565ffaa65df09fdc59f4e92512ef800bf89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60b0c972bc6adfebf9c9ab23c663d565ffaa65df09fdc59f4e92512ef800bf89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60b0c972bc6adfebf9c9ab23c663d565ffaa65df09fdc59f4e92512ef800bf89", kill_on_drop: false }`
[INFO] [stdout] 60b0c972bc6adfebf9c9ab23c663d565ffaa65df09fdc59f4e92512ef800bf89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--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] faf1d0fd2ea6e68263f5d31c68581d7c46a47db4c6aaf9bf3de3fa6c12c09c31
[INFO] running `Command { std: "docker" "start" "-a" "faf1d0fd2ea6e68263f5d31c68581d7c46a47db4c6aaf9bf3de3fa6c12c09c31", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking enigma_simulator v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead.
[INFO] [stdout]   --> src/setup.rs:36:11
[INFO] [stdout]    |
[INFO] [stdout] 36 |     match env::home_dir() {
[INFO] [stdout]    |           ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead.
[INFO] [stdout]   --> src/setup.rs:36:11
[INFO] [stdout]    |
[INFO] [stdout] 36 |     match env::home_dir() {
[INFO] [stdout]    |           ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config_dir`
[INFO] [stdout]   --> src/gen.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn rotorgen(config_dir:String) ->String{
[INFO] [stdout]    |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_config_dir`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config_dir`
[INFO] [stdout]   --> src/gen.rs:33:15
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn keygen(config_dir: String) -> String {
[INFO] [stdout]    |               ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_config_dir`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config_dir`
[INFO] [stdout]   --> src/gen.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn rotorgen(config_dir:String) ->String{
[INFO] [stdout]    |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_config_dir`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config_dir`
[INFO] [stdout]   --> src/gen.rs:33:15
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn keygen(config_dir: String) -> String {
[INFO] [stdout]    |               ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_config_dir`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_string`
[INFO] [stdout]   --> src/rotor.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub fn as_string(&self) -> String{
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_string`
[INFO] [stdout]   --> src/rotor.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub fn as_string(&self) -> String{
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.96s
[INFO] running `Command { std: "docker" "inspect" "faf1d0fd2ea6e68263f5d31c68581d7c46a47db4c6aaf9bf3de3fa6c12c09c31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faf1d0fd2ea6e68263f5d31c68581d7c46a47db4c6aaf9bf3de3fa6c12c09c31", kill_on_drop: false }`
[INFO] [stdout] faf1d0fd2ea6e68263f5d31c68581d7c46a47db4c6aaf9bf3de3fa6c12c09c31