[INFO] cloning repository https://github.com/WenChunTech/crypto-exercise
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/WenChunTech/crypto-exercise" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWenChunTech%2Fcrypto-exercise", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWenChunTech%2Fcrypto-exercise'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7632d7a9479b6d96c6ea14e9a302bb4456f101c3
[INFO] checking WenChunTech/crypto-exercise against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWenChunTech%2Fcrypto-exercise" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/WenChunTech/crypto-exercise
[INFO] finished tweaking git repo https://github.com/WenChunTech/crypto-exercise
[INFO] tweaked toml for git repo https://github.com/WenChunTech/crypto-exercise written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/WenChunTech/crypto-exercise on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/WenChunTech/crypto-exercise 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pkg-config v0.3.25
[INFO] [stderr]   Downloaded openssl-sys v0.9.76
[INFO] [stderr]   Downloaded openssl v0.10.42
[INFO] [stderr]   Downloaded openssl-src v111.22.0+1.1.1q
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a2111082e6a3b8af6d60fa5bb4fa7bae48618512a3dc128e98ff107e915e8c1
[INFO] running `Command { std: "docker" "start" "-a" "2a2111082e6a3b8af6d60fa5bb4fa7bae48618512a3dc128e98ff107e915e8c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a2111082e6a3b8af6d60fa5bb4fa7bae48618512a3dc128e98ff107e915e8c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a2111082e6a3b8af6d60fa5bb4fa7bae48618512a3dc128e98ff107e915e8c1", kill_on_drop: false }`
[INFO] [stdout] 2a2111082e6a3b8af6d60fa5bb4fa7bae48618512a3dc128e98ff107e915e8c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89981c3311f180fbea302aeb5e4433e84c7d8cb4a1d8b88d55627abe578b4643
[INFO] running `Command { std: "docker" "start" "-a" "89981c3311f180fbea302aeb5e4433e84c7d8cb4a1d8b88d55627abe578b4643", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling libc v0.2.134
[INFO] [stderr]    Compiling syn v1.0.101
[INFO] [stderr]    Compiling openssl v0.10.42
[INFO] [stderr]     Checking once_cell v1.15.0
[INFO] [stderr]    Compiling openssl-src v111.22.0+1.1.1q
[INFO] [stderr]    Compiling openssl-sys v0.9.76
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]     Checking crypto-exercise v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `block_size`
[INFO] [stdout]  --> src/main.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let block_size = Cipher::aes_128_cbc().block_size();
[INFO] [stdout]   |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_size`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `pkcs7_padding` is never used
[INFO] [stdout]   --> src/main.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn pkcs7_padding(data: &mut Vec<u8>, block_size: usize) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block_size`
[INFO] [stdout]  --> src/main.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let block_size = Cipher::aes_128_cbc().block_size();
[INFO] [stdout]   |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_size`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `pkcs7_padding` is never used
[INFO] [stdout]   --> src/main.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn pkcs7_padding(data: &mut Vec<u8>, block_size: usize) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 12s
[INFO] running `Command { std: "docker" "inspect" "89981c3311f180fbea302aeb5e4433e84c7d8cb4a1d8b88d55627abe578b4643", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89981c3311f180fbea302aeb5e4433e84c7d8cb4a1d8b88d55627abe578b4643", kill_on_drop: false }`
[INFO] [stdout] 89981c3311f180fbea302aeb5e4433e84c7d8cb4a1d8b88d55627abe578b4643
