[INFO] cloning repository https://github.com/0xfe/cryptopals-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0xfe/cryptopals-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xfe%2Fcryptopals-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xfe%2Fcryptopals-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a5dd1f717647e4985ec1358122ab75e26a5d8c9c
[INFO] checking 0xfe/cryptopals-rust against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xfe%2Fcryptopals-rust" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/0xfe/cryptopals-rust
[INFO] finished tweaking git repo https://github.com/0xfe/cryptopals-rust
[INFO] tweaked toml for git repo https://github.com/0xfe/cryptopals-rust written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/0xfe/cryptopals-rust on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/0xfe/cryptopals-rust 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded typenum v1.16.0
[INFO] [stderr]   Downloaded aes v0.8.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b906f02f52786859693b8cc2375ffe153556590545f4ce77eba17c914947521
[INFO] running `Command { std: "docker" "start" "-a" "9b906f02f52786859693b8cc2375ffe153556590545f4ce77eba17c914947521", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b906f02f52786859693b8cc2375ffe153556590545f4ce77eba17c914947521", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b906f02f52786859693b8cc2375ffe153556590545f4ce77eba17c914947521", kill_on_drop: false }`
[INFO] [stdout] 9b906f02f52786859693b8cc2375ffe153556590545f4ce77eba17c914947521
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 581812995f767748d9ba5fce9977ead70ff6e82f2b745cc3da55292065b93073
[INFO] running `Command { std: "docker" "start" "-a" "581812995f767748d9ba5fce9977ead70ff6e82f2b745cc3da55292065b93073", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking regex-syntax v0.7.4
[INFO] [stderr]    Compiling anyhow v1.0.72
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking cpufeatures v0.2.9
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking base64 v0.21.2
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking regex-automata v0.3.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking aes v0.8.3
[INFO] [stderr]     Checking regex v1.9.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.26
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking tracing-subscriber v0.3.17
[INFO] [stderr]     Checking cryptopals-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `target_last_ct`
[INFO] [stdout]   --> src/set7.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let target_last_ct = aes128_cbc_decrypt(&pkcs7_pad(pt, 16).chunks(16).last().unwrap(), key, iv);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_target_last_ct`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target_last_ct`
[INFO] [stdout]   --> src/set7.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let target_last_ct = aes128_cbc_decrypt(&pkcs7_pad(pt, 16).chunks(16).last().unwrap(), key, iv);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_target_last_ct`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.28s
[INFO] running `Command { std: "docker" "inspect" "581812995f767748d9ba5fce9977ead70ff6e82f2b745cc3da55292065b93073", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "581812995f767748d9ba5fce9977ead70ff6e82f2b745cc3da55292065b93073", kill_on_drop: false }`
[INFO] [stdout] 581812995f767748d9ba5fce9977ead70ff6e82f2b745cc3da55292065b93073