[INFO] cloning repository https://github.com/nicofff/rustopals
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nicofff/rustopals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicofff%2Frustopals", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicofff%2Frustopals'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9753226cc55245c6df428bebcf6870b9871d09c5
[INFO] checking nicofff/rustopals against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicofff%2Frustopals" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nicofff/rustopals on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nicofff/rustopals
[INFO] finished tweaking git repo https://github.com/nicofff/rustopals
[INFO] tweaked toml for git repo https://github.com/nicofff/rustopals written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/nicofff/rustopals already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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] dbc283a49172b381d9f3a271dfb46e770c624445cf07a46b9afe070abb1cc2de
[INFO] running `Command { std: "docker" "start" "-a" "dbc283a49172b381d9f3a271dfb46e770c624445cf07a46b9afe070abb1cc2de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dbc283a49172b381d9f3a271dfb46e770c624445cf07a46b9afe070abb1cc2de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbc283a49172b381d9f3a271dfb46e770c624445cf07a46b9afe070abb1cc2de", kill_on_drop: false }`
[INFO] [stdout] dbc283a49172b381d9f3a271dfb46e770c624445cf07a46b9afe070abb1cc2de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95132463547cd3a1b2f497fc1a4c2b8bdbff53dc9b43593690a8ff74b4049310
[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" "95132463547cd3a1b2f497fc1a4c2b8bdbff53dc9b43593690a8ff74b4049310", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking byteorder v1.2.1
[INFO] [stderr]     Checking base64 v0.9.0
[INFO] [stderr]     Checking cryptopals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `bytes_to_hex`, `hex_to_bytes`
[INFO] [stdout]  --> src/main.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | use formatters::{hex_to_bytes,bytes_to_hex,b64_to_bytes};
[INFO] [stdout]   |                  ^^^^^^^^^^^^ ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `bytes_to_hex`, `hex_to_bytes`
[INFO] [stdout]  --> src/main.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | use formatters::{hex_to_bytes,bytes_to_hex,b64_to_bytes};
[INFO] [stdout]   |                  ^^^^^^^^^^^^ ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `hex_to_bytes`
[INFO] [stdout]  --> src/formatters.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn hex_to_bytes(buffer: &str) -> Vec<u8> {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `bytes_to_hex`
[INFO] [stdout]   --> src/formatters.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn bytes_to_hex(buffer: &[u8]) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `bytes_to_b64`
[INFO] [stdout]   --> src/formatters.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn bytes_to_b64(buffer: &[u8]) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `hex_to_b64`
[INFO] [stdout]   --> src/formatters.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn hex_to_b64(buffer: &str) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `b64_to_hex`
[INFO] [stdout]   --> src/formatters.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn b64_to_hex(buffer: &str) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fixed_xor`
[INFO] [stdout]  --> src/main.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn fixed_xor(buffer1: &[u8], buffer2:&[u8]) -> Vec<u8>{
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `hex_to_bytes`
[INFO] [stdout]  --> src/formatters.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn hex_to_bytes(buffer: &str) -> Vec<u8> {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `bytes_to_hex`
[INFO] [stdout]   --> src/formatters.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn bytes_to_hex(buffer: &[u8]) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `bytes_to_b64`
[INFO] [stdout]   --> src/formatters.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn bytes_to_b64(buffer: &[u8]) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `hex_to_b64`
[INFO] [stdout]   --> src/formatters.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn hex_to_b64(buffer: &str) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `b64_to_hex`
[INFO] [stdout]   --> src/formatters.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn b64_to_hex(buffer: &str) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fixed_xor`
[INFO] [stdout]  --> src/main.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn fixed_xor(buffer1: &[u8], buffer2:&[u8]) -> Vec<u8>{
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.94s
[INFO] running `Command { std: "docker" "inspect" "95132463547cd3a1b2f497fc1a4c2b8bdbff53dc9b43593690a8ff74b4049310", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95132463547cd3a1b2f497fc1a4c2b8bdbff53dc9b43593690a8ff74b4049310", kill_on_drop: false }`
[INFO] [stdout] 95132463547cd3a1b2f497fc1a4c2b8bdbff53dc9b43593690a8ff74b4049310