[INFO] fetching crate ductility 0.1.15...
[INFO] testing ductility-0.1.15 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate ductility 0.1.15 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate ductility 0.1.15
[INFO] finished tweaking crates.io crate ductility 0.1.15
[INFO] tweaked toml for crates.io crate ductility 0.1.15 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ductility 0.1.15 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 38 packages to latest compatible versions
[INFO] [stderr]       Adding getrandom v0.2.16 (available: v0.3.3)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d9cd0feb8d1f59f9603dcc84ecb126c5387b7f74de0601188c6d95f937d96d46
[INFO] running `Command { std: "docker" "start" "-a" "d9cd0feb8d1f59f9603dcc84ecb126c5387b7f74de0601188c6d95f937d96d46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9cd0feb8d1f59f9603dcc84ecb126c5387b7f74de0601188c6d95f937d96d46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9cd0feb8d1f59f9603dcc84ecb126c5387b7f74de0601188c6d95f937d96d46", kill_on_drop: false }`
[INFO] [stdout] d9cd0feb8d1f59f9603dcc84ecb126c5387b7f74de0601188c6d95f937d96d46
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa686ab69aee73aac2e36629e3916b11c2aeb892d99dbbd3bc91dbb96c9d02bd
[INFO] running `Command { std: "docker" "start" "-a" "fa686ab69aee73aac2e36629e3916b11c2aeb892d99dbbd3bc91dbb96c9d02bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.104
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling bumpalo v3.19.0
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling wasm-bindgen v0.2.104
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.104
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.104
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.104
[INFO] [stderr]    Compiling console_error_panic_hook v0.1.7
[INFO] [stderr]    Compiling ductility v0.1.15 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `wasm_bindgen::prelude::*`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use wasm_bindgen::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `wasm_bindgen::prelude::*`
[INFO] [stdout]  --> src/rs/nums.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use wasm_bindgen::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `wasm_bindgen::prelude::*`
[INFO] [stdout]  --> src/rs/words.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use wasm_bindgen::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/js/words.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     for i in 1..=length {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/js/words.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |         for i in 1..=word_len {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/js/words.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |     for i in 1..=length {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/js/words.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 106 |     for i in 1..=length {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/js/words.rs:123:9
[INFO] [stdout]     |
[INFO] [stdout] 123 |     for i in 1..=length {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/js/words.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |     for i in 1..=length {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/js/words.rs:157:9
[INFO] [stdout]     |
[INFO] [stdout] 157 |     for i in 1..=length {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/js/words.rs:174:9
[INFO] [stdout]     |
[INFO] [stdout] 174 |     for i in 1..=length {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/rs/words.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |     for i in 1..=15 {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/rs/words.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |     for i in 1..=length {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/rs/words.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |     for i in 1..=length {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/rs/words.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 |     for i in 1..=length {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/rs/words.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 110 |     for i in 1..=length {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/rs/words.rs:126:9
[INFO] [stdout]     |
[INFO] [stdout] 126 |     for i in 1..=length {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `alert` is never used
[INFO] [stdout]  --> src/lib.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn alert(s: &str);
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `str`, which is not FFI-safe
[INFO] [stdout]  --> src/lib.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn alert(s: &str);
[INFO] [stdout]   |                 ^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using `*const u8` and a length instead
[INFO] [stdout]   = note: string slices have no C equivalent
[INFO] [stdout]   = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.37s
[INFO] running `Command { std: "docker" "inspect" "fa686ab69aee73aac2e36629e3916b11c2aeb892d99dbbd3bc91dbb96c9d02bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa686ab69aee73aac2e36629e3916b11c2aeb892d99dbbd3bc91dbb96c9d02bd", kill_on_drop: false }`
[INFO] [stdout] fa686ab69aee73aac2e36629e3916b11c2aeb892d99dbbd3bc91dbb96c9d02bd
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20fd731ccabcc2ddd3ee51417d23ab1fab8e59295d996bf12c4a31a3f81b250c
[INFO] running `Command { std: "docker" "start" "-a" "20fd731ccabcc2ddd3ee51417d23ab1fab8e59295d996bf12c4a31a3f81b250c", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.3.54
[INFO] [stderr]    Compiling js-sys v0.3.81
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `wasm_bindgen::prelude::*`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use wasm_bindgen::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `wasm_bindgen::prelude::*`
[INFO] [stdout]  --> src/rs/nums.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use wasm_bindgen::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `wasm_bindgen::prelude::*`
[INFO] [stdout]  --> src/rs/words.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use wasm_bindgen::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/js/words.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     for i in 1..=length {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/js/words.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |         for i in 1..=word_len {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/js/words.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |     for i in 1..=length {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/js/words.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 106 |     for i in 1..=length {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/js/words.rs:123:9
[INFO] [stdout]     |
[INFO] [stdout] 123 |     for i in 1..=length {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/js/words.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |     for i in 1..=length {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/js/words.rs:157:9
[INFO] [stdout]     |
[INFO] [stdout] 157 |     for i in 1..=length {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/js/words.rs:174:9
[INFO] [stdout]     |
[INFO] [stdout] 174 |     for i in 1..=length {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/rs/words.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |     for i in 1..=15 {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/rs/words.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |     for i in 1..=length {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/rs/words.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |     for i in 1..=length {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/rs/words.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 |     for i in 1..=length {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/rs/words.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 110 |     for i in 1..=length {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/rs/words.rs:126:9
[INFO] [stdout]     |
[INFO] [stdout] 126 |     for i in 1..=length {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `alert` is never used
[INFO] [stdout]  --> src/lib.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn alert(s: &str);
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `str`, which is not FFI-safe
[INFO] [stdout]  --> src/lib.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn alert(s: &str);
[INFO] [stdout]   |                 ^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using `*const u8` and a length instead
[INFO] [stdout]   = note: string slices have no C equivalent
[INFO] [stdout]   = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.4.54
[INFO] [stderr]    Compiling wasm-bindgen-test v0.3.54
[INFO] [stderr]    Compiling ductility v0.1.15 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ductility::rs::*`
[INFO] [stdout]  --> tests/rs_nums.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ductility::rs::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `wasm_bindgen::prelude::*`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use wasm_bindgen::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `wasm_bindgen::prelude::*`
[INFO] [stdout]  --> src/rs/nums.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use wasm_bindgen::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `wasm_bindgen::prelude::*`
[INFO] [stdout]  --> src/rs/words.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use wasm_bindgen::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/js/words.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     for i in 1..=length {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/js/words.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |         for i in 1..=word_len {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/js/words.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |     for i in 1..=length {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/js/words.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 106 |     for i in 1..=length {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/js/words.rs:123:9
[INFO] [stdout]     |
[INFO] [stdout] 123 |     for i in 1..=length {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/js/words.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |     for i in 1..=length {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/js/words.rs:157:9
[INFO] [stdout]     |
[INFO] [stdout] 157 |     for i in 1..=length {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/js/words.rs:174:9
[INFO] [stdout]     |
[INFO] [stdout] 174 |     for i in 1..=length {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/rs/words.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |     for i in 1..=15 {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/rs/words.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |     for i in 1..=length {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/rs/words.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |     for i in 1..=length {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/rs/words.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 |     for i in 1..=length {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/rs/words.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 110 |     for i in 1..=length {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/rs/words.rs:126:9
[INFO] [stdout]     |
[INFO] [stdout] 126 |     for i in 1..=length {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `alert` is never used
[INFO] [stdout]  --> src/lib.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn alert(s: &str);
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `str`, which is not FFI-safe
[INFO] [stdout]  --> src/lib.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn alert(s: &str);
[INFO] [stdout]   |                 ^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using `*const u8` and a length instead
[INFO] [stdout]   = note: string slices have no C equivalent
[INFO] [stdout]   = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.13s
[INFO] running `Command { std: "docker" "inspect" "20fd731ccabcc2ddd3ee51417d23ab1fab8e59295d996bf12c4a31a3f81b250c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20fd731ccabcc2ddd3ee51417d23ab1fab8e59295d996bf12c4a31a3f81b250c", kill_on_drop: false }`
[INFO] [stdout] 20fd731ccabcc2ddd3ee51417d23ab1fab8e59295d996bf12c4a31a3f81b250c
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 244f195a59326d70c363c668b7d80d4076f50af9d6ecedfa6f429de41f4237b6
[INFO] running `Command { std: "docker" "start" "-a" "244f195a59326d70c363c668b7d80d4076f50af9d6ecedfa6f429de41f4237b6", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `rand::Rng`
[INFO] [stderr]  --> src/lib.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use rand::Rng;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `wasm_bindgen::prelude::*`
[INFO] [stderr]  --> src/lib.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use wasm_bindgen::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `wasm_bindgen::prelude::*`
[INFO] [stderr]  --> src/rs/nums.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use wasm_bindgen::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `wasm_bindgen::prelude::*`
[INFO] [stderr]  --> src/rs/words.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use wasm_bindgen::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/js/words.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |     for i in 1..=length {
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/js/words.rs:59:13
[INFO] [stderr]    |
[INFO] [stderr] 59 |         for i in 1..=word_len {
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/js/words.rs:84:9
[INFO] [stderr]    |
[INFO] [stderr] 84 |     for i in 1..=length {
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/js/words.rs:106:9
[INFO] [stderr]     |
[INFO] [stderr] 106 |     for i in 1..=length {
[INFO] [stderr]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/js/words.rs:123:9
[INFO] [stderr]     |
[INFO] [stderr] 123 |     for i in 1..=length {
[INFO] [stderr]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/js/words.rs:140:9
[INFO] [stderr]     |
[INFO] [stderr] 140 |     for i in 1..=length {
[INFO] [stderr]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/js/words.rs:157:9
[INFO] [stderr]     |
[INFO] [stderr] 157 |     for i in 1..=length {
[INFO] [stderr]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/js/words.rs:174:9
[INFO] [stderr]     |
[INFO] [stderr] 174 |     for i in 1..=length {
[INFO] [stderr]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/rs/words.rs:42:9
[INFO] [stderr]    |
[INFO] [stderr] 42 |     for i in 1..=15 {
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/rs/words.rs:62:9
[INFO] [stderr]    |
[INFO] [stderr] 62 |     for i in 1..=length {
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/rs/words.rs:78:9
[INFO] [stderr]    |
[INFO] [stderr] 78 |     for i in 1..=length {
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/rs/words.rs:94:9
[INFO] [stderr]    |
[INFO] [stderr] 94 |     for i in 1..=length {
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/rs/words.rs:110:9
[INFO] [stderr]     |
[INFO] [stderr] 110 |     for i in 1..=length {
[INFO] [stderr]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/rs/words.rs:126:9
[INFO] [stderr]     |
[INFO] [stderr] 126 |     for i in 1..=length {
[INFO] [stderr]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: function `alert` is never used
[INFO] [stderr]  --> src/lib.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 |     fn alert(s: &str);
[INFO] [stderr]   |        ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` block uses type `str`, which is not FFI-safe
[INFO] [stderr]  --> src/lib.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 |     fn alert(s: &str);
[INFO] [stderr]   |                 ^^^^ not FFI-safe
[INFO] [stderr]   |
[INFO] [stderr]   = help: consider using `*const u8` and a length instead
[INFO] [stderr]   = note: string slices have no C equivalent
[INFO] [stderr]   = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ductility` (lib) generated 20 warnings (run `cargo fix --lib -p ductility` to apply 4 suggestions)
[INFO] [stderr] warning: unused import: `ductility::rs::*`
[INFO] [stderr]  --> tests/rs_nums.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use ductility::rs::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ductility` (lib test) generated 20 warnings (20 duplicates)
[INFO] [stderr] warning: `ductility` (test "rs_nums") generated 1 warning (run `cargo fix --test "rs_nums"` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ductility-1c93bf5890d10b08)
[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 tests/js_tests_cargo.rs (/opt/rustwide/target/debug/deps/js_tests_cargo-e2ddad1ea6a49120)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test password_jenner ... ok
[INFO] [stdout] test print_from_js_tests_w_cargo ... ok
[INFO] [stdout] test email_jenner ... ok
[INFO] [stdout] test username_jenner ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/js_tests_wasm.rs (/opt/rustwide/target/debug/deps/js_tests_wasm-d0da11cbda262dcf)
[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 tests/rs_nums.rs (/opt/rustwide/target/debug/deps/rs_nums-ce82294f8720be3c)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test print_from_nums ... ok
[INFO] [stderr]      Running tests/rs_words.rs (/opt/rustwide/target/debug/deps/rs_words-b49bc675da1205e2)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_lorem ... ok
[INFO] [stdout] test email_jenner ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/web.rs (/opt/rustwide/target/debug/deps/web-a03d9ffc6e343e53)
[INFO] [stderr]    Doc-tests ductility
[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] [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" "244f195a59326d70c363c668b7d80d4076f50af9d6ecedfa6f429de41f4237b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "244f195a59326d70c363c668b7d80d4076f50af9d6ecedfa6f429de41f4237b6", kill_on_drop: false }`
[INFO] [stdout] 244f195a59326d70c363c668b7d80d4076f50af9d6ecedfa6f429de41f4237b6