[INFO] cloning repository https://github.com/akwasiio/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/akwasiio/cryptopals-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakwasiio%2Fcryptopals-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakwasiio%2Fcryptopals-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e05845a8a4417e3559fab813ac80b24356b10b30
[INFO] checking akwasiio/cryptopals-rust/e05845a8a4417e3559fab813ac80b24356b10b30 against try#0edd13c68435d50367c79cef43ac2768d2ec4f3d for pr-129422
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakwasiio%2Fcryptopals-rust" "/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/akwasiio/cryptopals-rust on toolchain 0edd13c68435d50367c79cef43ac2768d2ec4f3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/akwasiio/cryptopals-rust
[INFO] finished tweaking git repo https://github.com/akwasiio/cryptopals-rust
[INFO] tweaked toml for git repo https://github.com/akwasiio/cryptopals-rust written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/akwasiio/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" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad3c30b5cd032463114ac01fcc21515049d628939aa7261aa8aa4e3e6827ec28
[INFO] running `Command { std: "docker" "start" "-a" "ad3c30b5cd032463114ac01fcc21515049d628939aa7261aa8aa4e3e6827ec28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad3c30b5cd032463114ac01fcc21515049d628939aa7261aa8aa4e3e6827ec28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad3c30b5cd032463114ac01fcc21515049d628939aa7261aa8aa4e3e6827ec28", kill_on_drop: false }`
[INFO] [stdout] ad3c30b5cd032463114ac01fcc21515049d628939aa7261aa8aa4e3e6827ec28
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ec072577c60d9d54e28538e7ff4e1b9b65f0a43018b1cddc304e75421117c1c
[INFO] running `Command { std: "docker" "start" "-a" "3ec072577c60d9d54e28538e7ff4e1b9b65f0a43018b1cddc304e75421117c1c", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[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 cryptopals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `detect_block_cipher_mode`, `encrypt_aes_ecb`, and `encryption_oracle`
[INFO] [stdout]  --> src/set_2/tests.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::set_2::{detect_block_cipher_mode, encrypt_aes_ecb, encryption_oracle};
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Instant`, `fs`, `num`, and `self`
[INFO] [stdout]  --> src/set_3/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fs, num,
[INFO] [stdout]   |     ^^  ^^^
[INFO] [stdout] 7 |     thread::{self, sleep},
[INFO] [stdout]   |              ^^^^
[INFO] [stdout] 8 |     time::{Duration, Instant, SystemTime},
[INFO] [stdout]   |                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Instant`, `fs`, `num`, and `self`
[INFO] [stdout]  --> src/set_3/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fs, num,
[INFO] [stdout]   |     ^^  ^^^
[INFO] [stdout] 7 |     thread::{self, sleep},
[INFO] [stdout]   |              ^^^^
[INFO] [stdout] 8 |     time::{Duration, Instant, SystemTime},
[INFO] [stdout]   |                      ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `last_line`
[INFO] [stdout]   --> src/set_2/tests.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |         let last_line = "Play that funky music";
[INFO] [stdout]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_line`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.86s
[INFO] running `Command { std: "docker" "inspect" "3ec072577c60d9d54e28538e7ff4e1b9b65f0a43018b1cddc304e75421117c1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ec072577c60d9d54e28538e7ff4e1b9b65f0a43018b1cddc304e75421117c1c", kill_on_drop: false }`
[INFO] [stdout] 3ec072577c60d9d54e28538e7ff4e1b9b65f0a43018b1cddc304e75421117c1c