[INFO] cloning repository https://github.com/thomas40510/randomRust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thomas40510/randomRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomas40510%2FrandomRust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomas40510%2FrandomRust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a3f76e9b2108b369990b8cafc40bcf378a1814eb
[INFO] checking thomas40510/randomRust against try#a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399 for pr-145770
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomas40510%2FrandomRust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/thomas40510/randomRust
[INFO] finished tweaking git repo https://github.com/thomas40510/randomRust
[INFO] tweaked toml for git repo https://github.com/thomas40510/randomRust written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/thomas40510/randomRust on toolchain a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/thomas40510/randomRust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af31816e637ee0725e5f2634208da9869d5d5d55ef350f9f33b2eb7c6da68419
[INFO] running `Command { std: "docker" "start" "-a" "af31816e637ee0725e5f2634208da9869d5d5d55ef350f9f33b2eb7c6da68419", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af31816e637ee0725e5f2634208da9869d5d5d55ef350f9f33b2eb7c6da68419", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af31816e637ee0725e5f2634208da9869d5d5d55ef350f9f33b2eb7c6da68419", kill_on_drop: false }`
[INFO] [stdout] af31816e637ee0725e5f2634208da9869d5d5d55ef350f9f33b2eb7c6da68419
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9029f4980c47bac369f7347fa0d88b32495c1bce57822fe786e539336d4108cc
[INFO] running `Command { std: "docker" "start" "-a" "9029f4980c47bac369f7347fa0d88b32495c1bce57822fe786e539336d4108cc", kill_on_drop: false }`
[INFO] [stderr]     Checking untitled v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: static `LASTMSG` is never used
[INFO] [stdout]  --> src/main.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | static mut LASTMSG: Vec<Vec<u64>> = Vec::new();
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `display_on_thread` is never used
[INFO] [stdout]    --> src/main.rs:141:4
[INFO] [stdout]     |
[INFO] [stdout] 141 | fn display_on_thread(message: &Vec<u64>) -> (){
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vigenere` is never constructed
[INFO] [stdout]  --> src/vigenere.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Vigenere {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `encrypt`, and `decrypt` are never used
[INFO] [stdout]   --> src/vigenere.rs:6:12
[INFO] [stdout]    |
[INFO] [stdout] 5  | impl Vigenere {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] 6  |     pub fn new(key: &str) -> Vigenere {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 |     pub fn encrypt(&self, plaintext: &str) -> String {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub fn decrypt(&self, ciphertext: &str) -> String {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Caesar` is never constructed
[INFO] [stdout]  --> src/caesar.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Caesar {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `encrypt`, and `decrypt` are never used
[INFO] [stdout]   --> src/caesar.rs:6:12
[INFO] [stdout]    |
[INFO] [stdout] 5  | impl Caesar {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 6  |     pub fn new(shift: u8) -> Caesar {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 10 |     pub fn encrypt(&self, plaintext: &str) -> String {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn decrypt(&self, ciphertext: &str) -> String {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_public_key` and `get_private_key` are never used
[INFO] [stdout]   --> src/rsa.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl RSA {
[INFO] [stdout]    | -------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn get_public_key(&self) -> (u64, u64) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn get_private_key(&self) -> (u64, u64) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `LASTMSG` is never used
[INFO] [stdout]  --> src/main.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | static mut LASTMSG: Vec<Vec<u64>> = Vec::new();
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `display_on_thread` is never used
[INFO] [stdout]    --> src/main.rs:141:4
[INFO] [stdout]     |
[INFO] [stdout] 141 | fn display_on_thread(message: &Vec<u64>) -> (){
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vigenere` is never constructed
[INFO] [stdout]  --> src/vigenere.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Vigenere {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `encrypt`, and `decrypt` are never used
[INFO] [stdout]   --> src/vigenere.rs:6:12
[INFO] [stdout]    |
[INFO] [stdout] 5  | impl Vigenere {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] 6  |     pub fn new(key: &str) -> Vigenere {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 |     pub fn encrypt(&self, plaintext: &str) -> String {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub fn decrypt(&self, ciphertext: &str) -> String {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Caesar` is never constructed
[INFO] [stdout]  --> src/caesar.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Caesar {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `encrypt`, and `decrypt` are never used
[INFO] [stdout]   --> src/caesar.rs:6:12
[INFO] [stdout]    |
[INFO] [stdout] 5  | impl Caesar {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 6  |     pub fn new(shift: u8) -> Caesar {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 10 |     pub fn encrypt(&self, plaintext: &str) -> String {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn decrypt(&self, ciphertext: &str) -> String {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_public_key` and `get_private_key` are never used
[INFO] [stdout]   --> src/rsa.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl RSA {
[INFO] [stdout]    | -------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn get_public_key(&self) -> (u64, u64) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn get_private_key(&self) -> (u64, u64) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "9029f4980c47bac369f7347fa0d88b32495c1bce57822fe786e539336d4108cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9029f4980c47bac369f7347fa0d88b32495c1bce57822fe786e539336d4108cc", kill_on_drop: false }`
[INFO] [stdout] 9029f4980c47bac369f7347fa0d88b32495c1bce57822fe786e539336d4108cc
