[INFO] fetching crate simple-encryption 0.1.0... [INFO] testing simple-encryption-0.1.0 against 1.90.0 for beta-1.91-3 [INFO] extracting crate simple-encryption 0.1.0 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate simple-encryption 0.1.0 [INFO] finished tweaking crates.io crate simple-encryption 0.1.0 [INFO] tweaked toml for crates.io crate simple-encryption 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate simple-encryption 0.1.0 on toolchain 1.90.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 41 packages to latest compatible versions [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.2) [INFO] [stderr] Adding thiserror v1.0.69 (available: v2.0.17) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 698d045a07c6d3e44a6479b2353d9b7752873a4d859e555c6e7f92cd66265ea8 [INFO] running `Command { std: "docker" "start" "-a" "698d045a07c6d3e44a6479b2353d9b7752873a4d859e555c6e7f92cd66265ea8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "698d045a07c6d3e44a6479b2353d9b7752873a4d859e555c6e7f92cd66265ea8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "698d045a07c6d3e44a6479b2353d9b7752873a4d859e555c6e7f92cd66265ea8", kill_on_drop: false }` [INFO] [stdout] 698d045a07c6d3e44a6479b2353d9b7752873a4d859e555c6e7f92cd66265ea8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fba9953463bfb91ddc48d3bbd4a8b3647be65c59654a6c9a88ab8555c2d88263 [INFO] running `Command { std: "docker" "start" "-a" "fba9953463bfb91ddc48d3bbd4a8b3647be65c59654a6c9a88ab8555c2d88263", kill_on_drop: false }` [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling crypto-common v0.1.6 [INFO] [stderr] Compiling curve25519-dalek v4.1.3 [INFO] [stderr] Compiling inout v0.1.4 [INFO] [stderr] Compiling universal-hash v0.5.1 [INFO] [stderr] Compiling aead v0.5.2 [INFO] [stderr] Compiling poly1305 v0.8.0 [INFO] [stderr] Compiling zeroize_derive v1.4.2 [INFO] [stderr] Compiling curve25519-dalek-derive v0.1.1 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling zeroize v1.8.2 [INFO] [stderr] Compiling cipher v0.4.4 [INFO] [stderr] Compiling chacha20 v0.9.1 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling chacha20poly1305 v0.10.1 [INFO] [stderr] Compiling x25519-dalek v2.0.1 [INFO] [stderr] Compiling simple-encryption v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::error` [INFO] [stdout] --> src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::error; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rngs::OsRng` [INFO] [stdout] --> src/lib.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 13 | use rand::{rngs::OsRng, Rng}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::RngCore` [INFO] [stdout] --> src/lib.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use rand::RngCore; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | let mut c = ChaCha20Poly1305::new_from_slice(&symmetric_key).unwrap(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | let mut tag: [u8; 16] = rng.gen(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `plaintext` [INFO] [stdout] --> src/lib.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 83 | let mut plaintext = vec![0; ciphertext.len()]; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_plaintext` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/lib.rs:94:19 [INFO] [stdout] | [INFO] [stdout] 94 | .map_err(|e| DecryptError::Invalid); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:83:9 [INFO] [stdout] | [INFO] [stdout] 83 | let mut plaintext = vec![0; ciphertext.len()]; [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:86:9 [INFO] [stdout] | [INFO] [stdout] 86 | let mut decrypter = ChaCha20Poly1305::new_from_slice(&symmetric_key).unwrap(); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.69s [INFO] running `Command { std: "docker" "inspect" "fba9953463bfb91ddc48d3bbd4a8b3647be65c59654a6c9a88ab8555c2d88263", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fba9953463bfb91ddc48d3bbd4a8b3647be65c59654a6c9a88ab8555c2d88263", kill_on_drop: false }` [INFO] [stdout] fba9953463bfb91ddc48d3bbd4a8b3647be65c59654a6c9a88ab8555c2d88263 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 651467720c8c08e18658ceeb75cf2509aea15ccec9cf6d787038f8f68ee9649b [INFO] running `Command { std: "docker" "start" "-a" "651467720c8c08e18658ceeb75cf2509aea15ccec9cf6d787038f8f68ee9649b", kill_on_drop: false }` [INFO] [stderr] Compiling simple-encryption v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::error` [INFO] [stdout] --> src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::error; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rngs::OsRng` [INFO] [stdout] --> src/lib.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 13 | use rand::{rngs::OsRng, Rng}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::RngCore` [INFO] [stdout] --> src/lib.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use rand::RngCore; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | let mut c = ChaCha20Poly1305::new_from_slice(&symmetric_key).unwrap(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | let mut tag: [u8; 16] = rng.gen(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `plaintext` [INFO] [stdout] --> src/lib.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 83 | let mut plaintext = vec![0; ciphertext.len()]; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_plaintext` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/lib.rs:94:19 [INFO] [stdout] | [INFO] [stdout] 94 | .map_err(|e| DecryptError::Invalid); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:83:9 [INFO] [stdout] | [INFO] [stdout] 83 | let mut plaintext = vec![0; ciphertext.len()]; [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:86:9 [INFO] [stdout] | [INFO] [stdout] 86 | let mut decrypter = ChaCha20Poly1305::new_from_slice(&symmetric_key).unwrap(); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::error` [INFO] [stdout] --> src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::error; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rngs::OsRng` [INFO] [stdout] --> src/lib.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 13 | use rand::{rngs::OsRng, Rng}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::RngCore` [INFO] [stdout] --> src/lib.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use rand::RngCore; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | let mut c = ChaCha20Poly1305::new_from_slice(&symmetric_key).unwrap(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | let mut tag: [u8; 16] = rng.gen(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `plaintext` [INFO] [stdout] --> src/lib.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 83 | let mut plaintext = vec![0; ciphertext.len()]; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_plaintext` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/lib.rs:94:19 [INFO] [stdout] | [INFO] [stdout] 94 | .map_err(|e| DecryptError::Invalid); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:83:9 [INFO] [stdout] | [INFO] [stdout] 83 | let mut plaintext = vec![0; ciphertext.len()]; [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:86:9 [INFO] [stdout] | [INFO] [stdout] 86 | let mut decrypter = ChaCha20Poly1305::new_from_slice(&symmetric_key).unwrap(); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s [INFO] running `Command { std: "docker" "inspect" "651467720c8c08e18658ceeb75cf2509aea15ccec9cf6d787038f8f68ee9649b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "651467720c8c08e18658ceeb75cf2509aea15ccec9cf6d787038f8f68ee9649b", kill_on_drop: false }` [INFO] [stdout] 651467720c8c08e18658ceeb75cf2509aea15ccec9cf6d787038f8f68ee9649b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9a5ee1fe90da6c67a5748928f16f7ac8c0e6fc708cb8b0e5399fe27bdd02dab0 [INFO] running `Command { std: "docker" "start" "-a" "9a5ee1fe90da6c67a5748928f16f7ac8c0e6fc708cb8b0e5399fe27bdd02dab0", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::error` [INFO] [stderr] --> src/lib.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::error; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `rngs::OsRng` [INFO] [stderr] --> src/lib.rs:13:12 [INFO] [stderr] | [INFO] [stderr] 13 | use rand::{rngs::OsRng, Rng}; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `rand::RngCore` [INFO] [stderr] --> src/lib.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use rand::RngCore; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:42:9 [INFO] [stderr] | [INFO] [stderr] 42 | let mut c = ChaCha20Poly1305::new_from_slice(&symmetric_key).unwrap(); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:45:9 [INFO] [stderr] | [INFO] [stderr] 45 | let mut tag: [u8; 16] = rng.gen(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `plaintext` [INFO] [stderr] --> src/lib.rs:83:13 [INFO] [stderr] | [INFO] [stderr] 83 | let mut plaintext = vec![0; ciphertext.len()]; [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_plaintext` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/lib.rs:94:19 [INFO] [stderr] | [INFO] [stderr] 94 | .map_err(|e| DecryptError::Invalid); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:83:9 [INFO] [stderr] | [INFO] [stderr] 83 | let mut plaintext = vec![0; ciphertext.len()]; [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:86:9 [INFO] [stderr] | [INFO] [stderr] 86 | let mut decrypter = ChaCha20Poly1305::new_from_slice(&symmetric_key).unwrap(); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: `simple-encryption` (lib) generated 9 warnings (run `cargo fix --lib -p simple-encryption` to apply 6 suggestions) [INFO] [stderr] warning: `simple-encryption` (lib test) generated 9 warnings (9 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/simple_encryption-414522ee9c2af9c8) [INFO] [stderr] Doc-tests simple_encryption [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "9a5ee1fe90da6c67a5748928f16f7ac8c0e6fc708cb8b0e5399fe27bdd02dab0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a5ee1fe90da6c67a5748928f16f7ac8c0e6fc708cb8b0e5399fe27bdd02dab0", kill_on_drop: false }` [INFO] [stdout] 9a5ee1fe90da6c67a5748928f16f7ac8c0e6fc708cb8b0e5399fe27bdd02dab0