[INFO] cloning repository https://github.com/marcelofeitoza/vigenere-ceaser-cipher
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marcelofeitoza/vigenere-ceaser-cipher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarcelofeitoza%2Fvigenere-ceaser-cipher", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarcelofeitoza%2Fvigenere-ceaser-cipher'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] edc1493840a256520c8609e68c3dc474cfaa1053
[INFO] checking marcelofeitoza/vigenere-ceaser-cipher against try#51000a35bc99aeffdc092bf2226ab562eedb9eff for pr-135899
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarcelofeitoza%2Fvigenere-ceaser-cipher" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/marcelofeitoza/vigenere-ceaser-cipher on toolchain 51000a35bc99aeffdc092bf2226ab562eedb9eff
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+51000a35bc99aeffdc092bf2226ab562eedb9eff" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/marcelofeitoza/vigenere-ceaser-cipher
[INFO] finished tweaking git repo https://github.com/marcelofeitoza/vigenere-ceaser-cipher
[INFO] tweaked toml for git repo https://github.com/marcelofeitoza/vigenere-ceaser-cipher written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/marcelofeitoza/vigenere-ceaser-cipher 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" "+51000a35bc99aeffdc092bf2226ab562eedb9eff" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:6475c868a6d27846ca172efb246699580b64b57a5b3744ef73949e850a31b38a" "/opt/rustwide/cargo-home/bin/cargo" "+51000a35bc99aeffdc092bf2226ab562eedb9eff" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a9007670e9400603a010cf0180f4e86916887720be1838b8ac88e18b9757e3c
[INFO] running `Command { std: "docker" "start" "-a" "5a9007670e9400603a010cf0180f4e86916887720be1838b8ac88e18b9757e3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a9007670e9400603a010cf0180f4e86916887720be1838b8ac88e18b9757e3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a9007670e9400603a010cf0180f4e86916887720be1838b8ac88e18b9757e3c", kill_on_drop: false }`
[INFO] [stdout] 5a9007670e9400603a010cf0180f4e86916887720be1838b8ac88e18b9757e3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:6475c868a6d27846ca172efb246699580b64b57a5b3744ef73949e850a31b38a" "/opt/rustwide/cargo-home/bin/cargo" "+51000a35bc99aeffdc092bf2226ab562eedb9eff" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97ae7ff46f695c17941506a4b774b8169a37eff4edcda49f3c329c7e7e0dfed1
[INFO] running `Command { std: "docker" "start" "-a" "97ae7ff46f695c17941506a4b774b8169a37eff4edcda49f3c329c7e7e0dfed1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling libc v0.2.164
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling serde v1.0.215
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking itoa v1.0.13
[INFO] [stderr]     Checking tinyvec v1.8.0
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking unicode-normalization v0.1.24
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]    Compiling syn v2.0.89
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking csv v1.3.1
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking cipher-breaker v0.1.0 (/opt/rustwide/workdir/src/rust)
[INFO] [stdout] warning: unused variable: `dictionary`
[INFO] [stdout]   --> src/rust/src/main.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let dictionary: HashSet<String> = dictionary_words.into_iter().collect();
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dictionary`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `current_decrypted` is never read
[INFO] [stdout]    --> src/rust/src/main.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 104 |             current_decrypted = decrypted;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `keys_tried` is assigned to, but never used
[INFO] [stdout]    --> src/rust/src/main.rs:129:13
[INFO] [stdout]     |
[INFO] [stdout] 129 |     let mut keys_tried = 0;
[INFO] [stdout]     |             ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_keys_tried` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dictionary`
[INFO] [stdout]   --> src/rust/src/main.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let dictionary: HashSet<String> = dictionary_words.into_iter().collect();
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dictionary`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `current_decrypted` is never read
[INFO] [stdout]    --> src/rust/src/main.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 104 |             current_decrypted = decrypted;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `keys_tried` is assigned to, but never used
[INFO] [stdout]    --> src/rust/src/main.rs:129:13
[INFO] [stdout]     |
[INFO] [stdout] 129 |     let mut keys_tried = 0;
[INFO] [stdout]     |             ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_keys_tried` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.14s
[INFO] running `Command { std: "docker" "inspect" "97ae7ff46f695c17941506a4b774b8169a37eff4edcda49f3c329c7e7e0dfed1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97ae7ff46f695c17941506a4b774b8169a37eff4edcda49f3c329c7e7e0dfed1", kill_on_drop: false }`
[INFO] [stdout] 97ae7ff46f695c17941506a4b774b8169a37eff4edcda49f3c329c7e7e0dfed1