[INFO] cloning repository https://github.com/yashodhah/cryptopals
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yashodhah/cryptopals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyashodhah%2Fcryptopals", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyashodhah%2Fcryptopals'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1ccf4138fe3067db6dc82435dfc98dd9d8d13169
[INFO] checking yashodhah/cryptopals against master#f9515fdd5aa132e27d9b580a35b27f4b453251c1 for pr-125923
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyashodhah%2Fcryptopals" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yashodhah/cryptopals on toolchain f9515fdd5aa132e27d9b580a35b27f4b453251c1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9515fdd5aa132e27d9b580a35b27f4b453251c1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yashodhah/cryptopals
[INFO] finished tweaking git repo https://github.com/yashodhah/cryptopals
[INFO] tweaked toml for git repo https://github.com/yashodhah/cryptopals written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/yashodhah/cryptopals 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" "+f9515fdd5aa132e27d9b580a35b27f4b453251c1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking yashodhah/cryptopals against try#71235522a9cf955f6b7ff56c0bfb2651ecd0180b for pr-125923
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyashodhah%2Fcryptopals" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yashodhah/cryptopals on toolchain 71235522a9cf955f6b7ff56c0bfb2651ecd0180b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+71235522a9cf955f6b7ff56c0bfb2651ecd0180b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yashodhah/cryptopals
[INFO] finished tweaking git repo https://github.com/yashodhah/cryptopals
[INFO] tweaked toml for git repo https://github.com/yashodhah/cryptopals written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/yashodhah/cryptopals 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" "+71235522a9cf955f6b7ff56c0bfb2651ecd0180b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+71235522a9cf955f6b7ff56c0bfb2651ecd0180b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c40d2f29c0df6b60b07cfae68b20e3760ef61d352570653960dc3bb98c51b0e
[INFO] running `Command { std: "docker" "start" "-a" "2c40d2f29c0df6b60b07cfae68b20e3760ef61d352570653960dc3bb98c51b0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c40d2f29c0df6b60b07cfae68b20e3760ef61d352570653960dc3bb98c51b0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c40d2f29c0df6b60b07cfae68b20e3760ef61d352570653960dc3bb98c51b0e", kill_on_drop: false }`
[INFO] [stdout] 2c40d2f29c0df6b60b07cfae68b20e3760ef61d352570653960dc3bb98c51b0e
[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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+71235522a9cf955f6b7ff56c0bfb2651ecd0180b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c63fba4eef0fd5b683a491c4539c9f2d16fae4fa5ec402f9f1e6d408b5c8c774
[INFO] running `Command { std: "docker" "start" "-a" "c63fba4eef0fd5b683a491c4539c9f2d16fae4fa5ec402f9f1e6d408b5c8c774", kill_on_drop: false }`
[INFO] [stderr]     Checking base64 v0.21.2
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking cryptopals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `test_base64` is never used
[INFO] [stdout]   --> src/main.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn test_base64() {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_xor` is never used
[INFO] [stdout]   --> src/main.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn test_xor() {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hex_to_base64` is never used
[INFO] [stdout]  --> src/utils/mod.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub fn hex_to_base64(hex_string: &str) -> String {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_base64` is never used
[INFO] [stdout]   --> src/main.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn test_base64() {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `xor` is never used
[INFO] [stdout]   --> src/utils/mod.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn xor(v1: &Vec<u8>, v2: &Vec<u8>) -> Vec<u8> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_xor` is never used
[INFO] [stdout]   --> src/main.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn test_xor() {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hex_to_base64` is never used
[INFO] [stdout]  --> src/utils/mod.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub fn hex_to_base64(hex_string: &str) -> String {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `xor` is never used
[INFO] [stdout]   --> src/utils/mod.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn xor(v1: &Vec<u8>, v2: &Vec<u8>) -> Vec<u8> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "c63fba4eef0fd5b683a491c4539c9f2d16fae4fa5ec402f9f1e6d408b5c8c774", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c63fba4eef0fd5b683a491c4539c9f2d16fae4fa5ec402f9f1e6d408b5c8c774", kill_on_drop: false }`
[INFO] [stdout] c63fba4eef0fd5b683a491c4539c9f2d16fae4fa5ec402f9f1e6d408b5c8c774