[INFO] cloning repository https://github.com/sourcepirate/crunch [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sourcepirate/crunch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsourcepirate%2Fcrunch", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsourcepirate%2Fcrunch'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ca99b363261d01e084069b70f6a3cd0050245960 [INFO] testing sourcepirate/crunch against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsourcepirate%2Fcrunch" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/sourcepirate/crunch [INFO] finished tweaking git repo https://github.com/sourcepirate/crunch [INFO] tweaked toml for git repo https://github.com/sourcepirate/crunch written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/sourcepirate/crunch on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/sourcepirate/crunch 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded kmpsearch v1.0.0 [INFO] [stderr] Downloaded termios v0.3.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ad7914d4158786040465359ff38cf6d3b9252673b96526f7dbc243a9bb10a504 [INFO] running `Command { std: "docker" "start" "-a" "ad7914d4158786040465359ff38cf6d3b9252673b96526f7dbc243a9bb10a504", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ad7914d4158786040465359ff38cf6d3b9252673b96526f7dbc243a9bb10a504", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad7914d4158786040465359ff38cf6d3b9252673b96526f7dbc243a9bb10a504", kill_on_drop: false }` [INFO] [stdout] ad7914d4158786040465359ff38cf6d3b9252673b96526f7dbc243a9bb10a504 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 59e6226679caf7325ce3e021b41931a82d2c883f786bd20a5237439c28fd3eb8 [INFO] running `Command { std: "docker" "start" "-a" "59e6226679caf7325ce3e021b41931a82d2c883f786bd20a5237439c28fd3eb8", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.17 [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling syn v1.0.27 [INFO] [stderr] Compiling regex-syntax v0.6.17 [INFO] [stderr] Compiling serde v1.0.110 [INFO] [stderr] Compiling number_prefix v0.3.0 [INFO] [stderr] Compiling strsim v0.9.3 [INFO] [stderr] Compiling kmpsearch v1.0.0 [INFO] [stderr] Compiling aho-corasick v0.7.10 [INFO] [stderr] Compiling walkdir v2.3.1 [INFO] [stderr] Compiling quote v1.0.6 [INFO] [stderr] Compiling terminal_size v0.1.12 [INFO] [stderr] Compiling termios v0.3.2 [INFO] [stderr] Compiling regex v1.3.7 [INFO] [stderr] Compiling serde_derive v1.0.110 [INFO] [stderr] Compiling console v0.11.3 [INFO] [stderr] Compiling indicatif v0.14.0 [INFO] [stderr] Compiling docopt v1.1.0 [INFO] [stderr] Compiling crunch v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/common.rs:85:13 [INFO] [stdout] | [INFO] [stdout] 85 | let mut path_name = format!("{}/{}", out, file_names[total-1]); [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: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/main.rs:24:17 [INFO] [stdout] | [INFO] [stdout] 24 | #[derive(Debug, Deserialize)] [INFO] [stdout] | ^---------- [INFO] [stdout] | | [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Args` [INFO] [stdout] 25 | struct Args { [INFO] [stdout] | ---- `Args` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/common.rs:26:13 [INFO] [stdout] | [INFO] [stdout] 26 | file.read_to_string(&mut content); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 26 | let _ = file.read_to_string(&mut content); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/common.rs:90:21 [INFO] [stdout] | [INFO] [stdout] 90 | fl.write_all(replaced_content.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 90 | let _ = fl.write_all(replaced_content.as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/common.rs:91:21 [INFO] [stdout] | [INFO] [stdout] 91 | fl.flush(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 91 | let _ = fl.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.64s [INFO] running `Command { std: "docker" "inspect" "59e6226679caf7325ce3e021b41931a82d2c883f786bd20a5237439c28fd3eb8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59e6226679caf7325ce3e021b41931a82d2c883f786bd20a5237439c28fd3eb8", kill_on_drop: false }` [INFO] [stdout] 59e6226679caf7325ce3e021b41931a82d2c883f786bd20a5237439c28fd3eb8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] e8bec121028db762ed87adabf9b9da441626f4bf0c46a0354e7814f9ecd9ef14 [INFO] running `Command { std: "docker" "start" "-a" "e8bec121028db762ed87adabf9b9da441626f4bf0c46a0354e7814f9ecd9ef14", kill_on_drop: false }` [INFO] [stderr] Compiling crunch v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/common.rs:85:13 [INFO] [stdout] | [INFO] [stdout] 85 | let mut path_name = format!("{}/{}", out, file_names[total-1]); [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: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/main.rs:24:17 [INFO] [stdout] | [INFO] [stdout] 24 | #[derive(Debug, Deserialize)] [INFO] [stdout] | ^---------- [INFO] [stdout] | | [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Args` [INFO] [stdout] 25 | struct Args { [INFO] [stdout] | ---- `Args` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/common.rs:26:13 [INFO] [stdout] | [INFO] [stdout] 26 | file.read_to_string(&mut content); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 26 | let _ = file.read_to_string(&mut content); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/common.rs:90:21 [INFO] [stdout] | [INFO] [stdout] 90 | fl.write_all(replaced_content.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 90 | let _ = fl.write_all(replaced_content.as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/common.rs:91:21 [INFO] [stdout] | [INFO] [stdout] 91 | fl.flush(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 91 | let _ = fl.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.04s [INFO] running `Command { std: "docker" "inspect" "e8bec121028db762ed87adabf9b9da441626f4bf0c46a0354e7814f9ecd9ef14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8bec121028db762ed87adabf9b9da441626f4bf0c46a0354e7814f9ecd9ef14", kill_on_drop: false }` [INFO] [stdout] e8bec121028db762ed87adabf9b9da441626f4bf0c46a0354e7814f9ecd9ef14 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] ffc1ff160899a8794f558373eb46676781214a0c7dee16475e4c3215f9acd01b [INFO] running `Command { std: "docker" "start" "-a" "ffc1ff160899a8794f558373eb46676781214a0c7dee16475e4c3215f9acd01b", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/common.rs:85:13 [INFO] [stderr] | [INFO] [stderr] 85 | let mut path_name = format!("{}/{}", out, file_names[total-1]); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stdout] [INFO] [stderr] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] running 6 tests [INFO] [stderr] --> src/main.rs:24:17 [INFO] [stderr] | [INFO] [stderr] 24 | #[derive(Debug, Deserialize)] [INFO] [stderr] | ^---------- [INFO] [stderr] | | [INFO] [stderr] | `Deserialize` is not local [INFO] [stderr] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Args` [INFO] [stderr] 25 | struct Args { [INFO] [stderr] | ---- `Args` is not local [INFO] [stderr] | [INFO] [stderr] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stderr] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stderr] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stderr] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stderr] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stderr] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/common.rs:26:13 [INFO] [stderr] | [INFO] [stderr] 26 | file.read_to_string(&mut content); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 26 | let _ = file.read_to_string(&mut content); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/common.rs:90:21 [INFO] [stderr] | [INFO] [stderr] 90 | fl.write_all(replaced_content.as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 90 | let _ = fl.write_all(replaced_content.as_bytes()); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/common.rs:91:21 [INFO] [stderr] | [INFO] [stderr] 91 | fl.flush(); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 91 | let _ = fl.flush(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `crunch` (bin "crunch" test) generated 5 warnings (run `cargo fix --bin "crunch" --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/crunch-4bdc39016b8a5d32) [INFO] [stdout] test replace::tests::test_replace_case_with_spaces_substr ... ok [INFO] [stdout] test replace::tests::test_replace_case_with_spaces ... ok [INFO] [stdout] test lcs::tests::test_check_common_substring ... ok [INFO] [stdout] test replace::tests::test_replace_case_one ... ok [INFO] [stdout] test lcs::tests::test_check_common_case_two ... ok [INFO] [stdout] test replace::tests::test_replace_case_two ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "ffc1ff160899a8794f558373eb46676781214a0c7dee16475e4c3215f9acd01b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ffc1ff160899a8794f558373eb46676781214a0c7dee16475e4c3215f9acd01b", kill_on_drop: false }` [INFO] [stdout] ffc1ff160899a8794f558373eb46676781214a0c7dee16475e4c3215f9acd01b