[INFO] cloning repository https://github.com/0xng/cryptopals-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0xng/cryptopals-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xng%2Fcryptopals-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xng%2Fcryptopals-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d2db28156f0111c365c92ba6c4bd67e2ed1cae98
[INFO] checking 0xng/cryptopals-rs/d2db28156f0111c365c92ba6c4bd67e2ed1cae98 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xng%2Fcryptopals-rs" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/0xng/cryptopals-rs on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/0xng/cryptopals-rs
[INFO] finished tweaking git repo https://github.com/0xng/cryptopals-rs
[INFO] tweaked toml for git repo https://github.com/0xng/cryptopals-rs written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/0xng/cryptopals-rs 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a50eed88ba27b93d4967e6775ed18aaa7aff19668099816eb4e965fb6a9e45eb
[INFO] running `Command { std: "docker" "start" "-a" "a50eed88ba27b93d4967e6775ed18aaa7aff19668099816eb4e965fb6a9e45eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a50eed88ba27b93d4967e6775ed18aaa7aff19668099816eb4e965fb6a9e45eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a50eed88ba27b93d4967e6775ed18aaa7aff19668099816eb4e965fb6a9e45eb", kill_on_drop: false }`
[INFO] [stdout] a50eed88ba27b93d4967e6775ed18aaa7aff19668099816eb4e965fb6a9e45eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3cadd3e3127b429e0fe55083bd0473ec8d2de6382e6046ed0a995dc6314ce3af
[INFO] running `Command { std: "docker" "start" "-a" "3cadd3e3127b429e0fe55083bd0473ec8d2de6382e6046ed0a995dc6314ce3af", kill_on_drop: false }`
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]     Checking cryptopals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]  --> src/fixed_xor.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 |     if (buffer.len() != buffer_two.len()) {
[INFO] [stdout]   |        ^                                ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 4 -     if (buffer.len() != buffer_two.len()) {
[INFO] [stdout] 4 +     if buffer.len() != buffer_two.len() {
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]  --> src/fixed_xor.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 |     if (buffer.len() != buffer_two.len()) {
[INFO] [stdout]   |        ^                                ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 4 -     if (buffer.len() != buffer_two.len()) {
[INFO] [stdout] 4 +     if buffer.len() != buffer_two.len() {
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "3cadd3e3127b429e0fe55083bd0473ec8d2de6382e6046ed0a995dc6314ce3af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cadd3e3127b429e0fe55083bd0473ec8d2de6382e6046ed0a995dc6314ce3af", kill_on_drop: false }`
[INFO] [stdout] 3cadd3e3127b429e0fe55083bd0473ec8d2de6382e6046ed0a995dc6314ce3af