[INFO] cloning repository https://github.com/MichaelBlume/crypto-pals
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MichaelBlume/crypto-pals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMichaelBlume%2Fcrypto-pals", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMichaelBlume%2Fcrypto-pals'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 82c8c0ceb710c01dfbe3fe0b21eeb58bb355ff0b
[INFO] checking MichaelBlume/crypto-pals against master#2f3dc46465c04d10cb74d34b1bd80c3ebfdc05bf for pr-128725
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMichaelBlume%2Fcrypto-pals" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MichaelBlume/crypto-pals on toolchain 2f3dc46465c04d10cb74d34b1bd80c3ebfdc05bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2f3dc46465c04d10cb74d34b1bd80c3ebfdc05bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MichaelBlume/crypto-pals
[INFO] finished tweaking git repo https://github.com/MichaelBlume/crypto-pals
[INFO] tweaked toml for git repo https://github.com/MichaelBlume/crypto-pals written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/MichaelBlume/crypto-pals 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" "+2f3dc46465c04d10cb74d34b1bd80c3ebfdc05bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 MichaelBlume/crypto-pals against try#9c7f973c4f483238f1484927772d0446e5686cc0 for pr-128725
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMichaelBlume%2Fcrypto-pals" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MichaelBlume/crypto-pals on toolchain 9c7f973c4f483238f1484927772d0446e5686cc0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7f973c4f483238f1484927772d0446e5686cc0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MichaelBlume/crypto-pals
[INFO] finished tweaking git repo https://github.com/MichaelBlume/crypto-pals
[INFO] tweaked toml for git repo https://github.com/MichaelBlume/crypto-pals written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/MichaelBlume/crypto-pals 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" "+9c7f973c4f483238f1484927772d0446e5686cc0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+9c7f973c4f483238f1484927772d0446e5686cc0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a01cd26a5803bcf7d72704184fc2637107b2c8276819ba110877002e9fb9607f
[INFO] running `Command { std: "docker" "start" "-a" "a01cd26a5803bcf7d72704184fc2637107b2c8276819ba110877002e9fb9607f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a01cd26a5803bcf7d72704184fc2637107b2c8276819ba110877002e9fb9607f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a01cd26a5803bcf7d72704184fc2637107b2c8276819ba110877002e9fb9607f", kill_on_drop: false }`
[INFO] [stdout] a01cd26a5803bcf7d72704184fc2637107b2c8276819ba110877002e9fb9607f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+9c7f973c4f483238f1484927772d0446e5686cc0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d0476ab3e0268540a53c100fee2ac197eae8f2558d7392b74c4a5e965bfc545
[INFO] running `Command { std: "docker" "start" "-a" "0d0476ab3e0268540a53c100fee2ac197eae8f2558d7392b74c4a5e965bfc545", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking crypto-pals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `xor_buffers` is never used
[INFO] [stdout]   --> src/main.rs:64:4
[INFO] [stdout]    |
[INFO] [stdout] 64 | fn xor_buffers(s1: &[u8], s2: &[u8], out_buffer: &mut [u8]) {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hex_byte_to_nibble` is never used
[INFO] [stdout]   --> src/main.rs:73:4
[INFO] [stdout]    |
[INFO] [stdout] 73 | fn hex_byte_to_nibble(b: u8) -> u8 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hex_to_bytestring` is never used
[INFO] [stdout]   --> src/main.rs:77:4
[INFO] [stdout]    |
[INFO] [stdout] 77 | fn hex_to_bytestring(s: &[u8]) -> Vec<u8> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_scoring_table` is never used
[INFO] [stdout]   --> src/main.rs:86:4
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn create_scoring_table() -> [u8; 256] {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `score_string_with_key` is never used
[INFO] [stdout]    --> src/main.rs:113:4
[INFO] [stdout]     |
[INFO] [stdout] 113 | fn score_string_with_key(cipher_string: &Vec<u8>, key: u8, score_table: &[u8]) -> i32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `decode_string_with_key` is never used
[INFO] [stdout]    --> src/main.rs:123:4
[INFO] [stdout]     |
[INFO] [stdout] 123 | fn decode_string_with_key(cipher_string: &mut Vec<u8>, key: u8) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `decode_hex_cipher` is never used
[INFO] [stdout]    --> src/main.rs:130:4
[INFO] [stdout]     |
[INFO] [stdout] 130 | fn decode_hex_cipher(s: &[u8]) -> Vec<u8> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "0d0476ab3e0268540a53c100fee2ac197eae8f2558d7392b74c4a5e965bfc545", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d0476ab3e0268540a53c100fee2ac197eae8f2558d7392b74c4a5e965bfc545", kill_on_drop: false }`
[INFO] [stdout] 0d0476ab3e0268540a53c100fee2ac197eae8f2558d7392b74c4a5e965bfc545