[INFO] cloning repository https://github.com/vasilis62409/des-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vasilis62409/des-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvasilis62409%2Fdes-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvasilis62409%2Fdes-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 812b8e4e27b5d1ad7c198794ef81c39323ba2890 [INFO] checking vasilis62409/des-rust against df1ae0f7dd168513de2d89beb2cb7a95d4fdc118 for pr-159343-retry [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvasilis62409%2Fdes-rust" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/vasilis62409/des-rust [INFO] finished tweaking git repo https://github.com/vasilis62409/des-rust [INFO] tweaked toml for git repo https://github.com/vasilis62409/des-rust written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/vasilis62409/des-rust on toolchain df1ae0f7dd168513de2d89beb2cb7a95d4fdc118 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+df1ae0f7dd168513de2d89beb2cb7a95d4fdc118" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/vasilis62409/des-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" "+df1ae0f7dd168513de2d89beb2cb7a95d4fdc118" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ascii_converter v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }` [INFO] [stdout] 10651e14fa901bef2a789dba7dafbfdf184d2fb0f975a27ee745b38b4a403b7d [INFO] running `Command { std: "docker" "start" "10651e14fa901bef2a789dba7dafbfdf184d2fb0f975a27ee745b38b4a403b7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "10651e14fa901bef2a789dba7dafbfdf184d2fb0f975a27ee745b38b4a403b7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "10651e14fa901bef2a789dba7dafbfdf184d2fb0f975a27ee745b38b4a403b7d" "/opt/rustwide/cargo-home/bin/cargo" "+df1ae0f7dd168513de2d89beb2cb7a95d4fdc118" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "10651e14fa901bef2a789dba7dafbfdf184d2fb0f975a27ee745b38b4a403b7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "10651e14fa901bef2a789dba7dafbfdf184d2fb0f975a27ee745b38b4a403b7d" "/opt/rustwide/cargo-home/bin/cargo" "+df1ae0f7dd168513de2d89beb2cb7a95d4fdc118" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] Checking ascii_converter v0.3.0 [INFO] [stderr] Checking des-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `out` is never read [INFO] [stdout] --> src/message_work.rs:135:19 [INFO] [stdout] | [INFO] [stdout] 135 | let mut out = 0_i32; [INFO] [stdout] | ^^^^^ this value is reassigned later and never used [INFO] [stdout] ... [INFO] [stdout] 149 | out = S_BOXES[i][row as usize][col as usize] as i32; [INFO] [stdout] | --------------------------------------------------- `out` is overwritten here before the previous value is read [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `diff` is never read [INFO] [stdout] --> src/message_work.rs:136:20 [INFO] [stdout] | [INFO] [stdout] 136 | let mut diff = 0_i32; [INFO] [stdout] | ^^^^^ this value is reassigned later and never used [INFO] [stdout] ... [INFO] [stdout] 151 | diff = (out-(2_i32.pow((3-k) % 4))) as i32; [INFO] [stdout] | ------------------------------------------ `diff` is overwritten here before the previous value is read [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let mut shuffled_key = key_work::find_key(key.clone()); [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let mut permuted_word = message_work::permutation(&word); [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `new_key` is never read [INFO] [stdout] --> src/main.rs:10:23 [INFO] [stdout] | [INFO] [stdout] 10 | let mut new_key = Vec::new(); [INFO] [stdout] | ^^^^^^^^^^ this value is reassigned later and never used [INFO] [stdout] ... [INFO] [stdout] 24 | new_key = key_work::compress(new_key); [INFO] [stdout] | ------- `new_key` is overwritten here before the previous value is read [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `placeholder` is never read [INFO] [stdout] --> src/main.rs:13:27 [INFO] [stdout] | [INFO] [stdout] 13 | let mut placeholder = Vec::new(); [INFO] [stdout] | ^^^^^^^^^^ this value is reassigned later and never used [INFO] [stdout] ... [INFO] [stdout] 32 | placeholder = right_word; [INFO] [stdout] | ----------- `placeholder` is overwritten here before the previous value is read [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `new_right_word` is never read [INFO] [stdout] --> src/main.rs:14:30 [INFO] [stdout] | [INFO] [stdout] 14 | let mut new_right_word = Vec::new(); [INFO] [stdout] | ^^^^^^^^^^ this value is reassigned later and never used [INFO] [stdout] ... [INFO] [stdout] 30 | new_right_word = message_work::p_box_trans(new_right_word); [INFO] [stdout] | -------------- `new_right_word` is overwritten here before the previous value is read [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `new_word` is never read [INFO] [stdout] --> src/main.rs:15:24 [INFO] [stdout] | [INFO] [stdout] 15 | let mut new_word = Vec::new(); [INFO] [stdout] | ^^^^^^^^^^ this value is reassigned later and never used [INFO] [stdout] ... [INFO] [stdout] 38 | new_word = message_work::concat(left_word, right_word); [INFO] [stdout] | -------- `new_word` is overwritten here before the previous value is read [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `out` is never read [INFO] [stdout] --> src/message_work.rs:135:19 [INFO] [stdout] | [INFO] [stdout] 135 | let mut out = 0_i32; [INFO] [stdout] | ^^^^^ this value is reassigned later and never used [INFO] [stdout] ... [INFO] [stdout] 149 | out = S_BOXES[i][row as usize][col as usize] as i32; [INFO] [stdout] | --------------------------------------------------- `out` is overwritten here before the previous value is read [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `diff` is never read [INFO] [stdout] --> src/message_work.rs:136:20 [INFO] [stdout] | [INFO] [stdout] 136 | let mut diff = 0_i32; [INFO] [stdout] | ^^^^^ this value is reassigned later and never used [INFO] [stdout] ... [INFO] [stdout] 151 | diff = (out-(2_i32.pow((3-k) % 4))) as i32; [INFO] [stdout] | ------------------------------------------ `diff` is overwritten here before the previous value is read [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let mut shuffled_key = key_work::find_key(key.clone()); [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let mut permuted_word = message_work::permutation(&word); [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `new_key` is never read [INFO] [stdout] --> src/main.rs:10:23 [INFO] [stdout] | [INFO] [stdout] 10 | let mut new_key = Vec::new(); [INFO] [stdout] | ^^^^^^^^^^ this value is reassigned later and never used [INFO] [stdout] ... [INFO] [stdout] 24 | new_key = key_work::compress(new_key); [INFO] [stdout] | ------- `new_key` is overwritten here before the previous value is read [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `placeholder` is never read [INFO] [stdout] --> src/main.rs:13:27 [INFO] [stdout] | [INFO] [stdout] 13 | let mut placeholder = Vec::new(); [INFO] [stdout] | ^^^^^^^^^^ this value is reassigned later and never used [INFO] [stdout] ... [INFO] [stdout] 32 | placeholder = right_word; [INFO] [stdout] | ----------- `placeholder` is overwritten here before the previous value is read [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `new_right_word` is never read [INFO] [stdout] --> src/main.rs:14:30 [INFO] [stdout] | [INFO] [stdout] 14 | let mut new_right_word = Vec::new(); [INFO] [stdout] | ^^^^^^^^^^ this value is reassigned later and never used [INFO] [stdout] ... [INFO] [stdout] 30 | new_right_word = message_work::p_box_trans(new_right_word); [INFO] [stdout] | -------------- `new_right_word` is overwritten here before the previous value is read [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `new_word` is never read [INFO] [stdout] --> src/main.rs:15:24 [INFO] [stdout] | [INFO] [stdout] 15 | let mut new_word = Vec::new(); [INFO] [stdout] | ^^^^^^^^^^ this value is reassigned later and never used [INFO] [stdout] ... [INFO] [stdout] 38 | new_word = message_work::concat(left_word, right_word); [INFO] [stdout] | -------- `new_word` is overwritten here before the previous value is read [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.38s [INFO] running `Command { std: "docker" "inspect" "10651e14fa901bef2a789dba7dafbfdf184d2fb0f975a27ee745b38b4a403b7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "10651e14fa901bef2a789dba7dafbfdf184d2fb0f975a27ee745b38b4a403b7d", kill_on_drop: false }` [INFO] [stdout] 10651e14fa901bef2a789dba7dafbfdf184d2fb0f975a27ee745b38b4a403b7d