[INFO] cloning repository https://github.com/tjpalmer/wimsi [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tjpalmer/wimsi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftjpalmer%2Fwimsi", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftjpalmer%2Fwimsi'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] dca824051f72678267e8e1c87649f53195237c9b [INFO] testing tjpalmer/wimsi against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftjpalmer%2Fwimsi" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tjpalmer/wimsi on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tjpalmer/wimsi [INFO] finished tweaking git repo https://github.com/tjpalmer/wimsi [INFO] tweaked toml for git repo https://github.com/tjpalmer/wimsi written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/tjpalmer/wimsi already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 08ea1d6f4516370c28fe88546e4c22fa7f32ba184018ba76b35023a1bdf0720b [INFO] running `Command { std: "docker" "start" "-a" "08ea1d6f4516370c28fe88546e4c22fa7f32ba184018ba76b35023a1bdf0720b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "08ea1d6f4516370c28fe88546e4c22fa7f32ba184018ba76b35023a1bdf0720b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "08ea1d6f4516370c28fe88546e4c22fa7f32ba184018ba76b35023a1bdf0720b", kill_on_drop: false }` [INFO] [stdout] 08ea1d6f4516370c28fe88546e4c22fa7f32ba184018ba76b35023a1bdf0720b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f71c5adc880a7be409f79f22b2bf51136779bc14da9297b3f51fe61d49450538 [INFO] running `Command { std: "docker" "start" "-a" "f71c5adc880a7be409f79f22b2bf51136779bc14da9297b3f51fe61d49450538", kill_on_drop: false }` [INFO] [stderr] Compiling wasmparser v0.57.0 [INFO] [stderr] Compiling wimsi v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `function_index` [INFO] [stdout] --> src/main.rs:47:30 [INFO] [stdout] | [INFO] [stdout] 47 | Operator::Call { function_index } => { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: try ignoring the field: `function_index: _` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Native` [INFO] [stdout] --> src/main.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | Native { name: String }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `User` [INFO] [stdout] --> src/main.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | User { address: i32, refs: Vec }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `funs` [INFO] [stdout] --> src/main.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 36 | funs: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Memory` [INFO] [stdout] --> src/code.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 27 | struct Memory { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Module` [INFO] [stdout] --> src/code.rs:33:8 [INFO] [stdout] | [INFO] [stdout] 33 | struct Module { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Nop` [INFO] [stdout] --> src/code.rs:45:5 [INFO] [stdout] | [INFO] [stdout] 45 | Nop = 0x01, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Opcode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/code.rs:39:10 [INFO] [stdout] | [INFO] [stdout] 39 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Return` [INFO] [stdout] --> src/code.rs:46:5 [INFO] [stdout] | [INFO] [stdout] 46 | Return = 0x0F, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Opcode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/code.rs:39:10 [INFO] [stdout] | [INFO] [stdout] 39 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Unreachable` [INFO] [stdout] --> src/code.rs:47:5 [INFO] [stdout] | [INFO] [stdout] 47 | Unreachable = 0x00, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Opcode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/code.rs:39:10 [INFO] [stdout] | [INFO] [stdout] 39 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `err` [INFO] [stdout] --> src/util.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn err(message: &'static str) -> Box { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.78s [INFO] running `Command { std: "docker" "inspect" "f71c5adc880a7be409f79f22b2bf51136779bc14da9297b3f51fe61d49450538", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f71c5adc880a7be409f79f22b2bf51136779bc14da9297b3f51fe61d49450538", kill_on_drop: false }` [INFO] [stdout] f71c5adc880a7be409f79f22b2bf51136779bc14da9297b3f51fe61d49450538 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 88ffa3927d2f2d3c2afa3a571b2b563ffd565ab239b4958be453f7e7c218e5de [INFO] running `Command { std: "docker" "start" "-a" "88ffa3927d2f2d3c2afa3a571b2b563ffd565ab239b4958be453f7e7c218e5de", kill_on_drop: false }` [INFO] [stderr] Compiling wimsi v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `function_index` [INFO] [stdout] --> src/main.rs:47:30 [INFO] [stdout] | [INFO] [stdout] 47 | Operator::Call { function_index } => { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: try ignoring the field: `function_index: _` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Native` [INFO] [stdout] --> src/main.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | Native { name: String }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `User` [INFO] [stdout] --> src/main.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | User { address: i32, refs: Vec }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `funs` [INFO] [stdout] --> src/main.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 36 | funs: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Memory` [INFO] [stdout] --> src/code.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 27 | struct Memory { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Module` [INFO] [stdout] --> src/code.rs:33:8 [INFO] [stdout] | [INFO] [stdout] 33 | struct Module { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Nop` [INFO] [stdout] --> src/code.rs:45:5 [INFO] [stdout] | [INFO] [stdout] 45 | Nop = 0x01, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Opcode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/code.rs:39:10 [INFO] [stdout] | [INFO] [stdout] 39 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Return` [INFO] [stdout] --> src/code.rs:46:5 [INFO] [stdout] | [INFO] [stdout] 46 | Return = 0x0F, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Opcode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/code.rs:39:10 [INFO] [stdout] | [INFO] [stdout] 39 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Unreachable` [INFO] [stdout] --> src/code.rs:47:5 [INFO] [stdout] | [INFO] [stdout] 47 | Unreachable = 0x00, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Opcode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/code.rs:39:10 [INFO] [stdout] | [INFO] [stdout] 39 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `err` [INFO] [stdout] --> src/util.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn err(message: &'static str) -> Box { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.46s [INFO] running `Command { std: "docker" "inspect" "88ffa3927d2f2d3c2afa3a571b2b563ffd565ab239b4958be453f7e7c218e5de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "88ffa3927d2f2d3c2afa3a571b2b563ffd565ab239b4958be453f7e7c218e5de", kill_on_drop: false }` [INFO] [stdout] 88ffa3927d2f2d3c2afa3a571b2b563ffd565ab239b4958be453f7e7c218e5de [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a48d34d32e729e20a7d8cc190b1c2c715a928fb12feae9c2488b734b6facd187 [INFO] running `Command { std: "docker" "start" "-a" "a48d34d32e729e20a7d8cc190b1c2c715a928fb12feae9c2488b734b6facd187", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `function_index` [INFO] [stderr] --> src/main.rs:47:30 [INFO] [stderr] | [INFO] [stderr] 47 | Operator::Call { function_index } => { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: try ignoring the field: `function_index: _` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Native` [INFO] [stderr] --> src/main.rs:29:5 [INFO] [stderr] | [INFO] [stderr] 29 | Native { name: String }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `User` [INFO] [stderr] --> src/main.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | User { address: i32, refs: Vec }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `funs` [INFO] [stderr] --> src/main.rs:36:5 [INFO] [stderr] | [INFO] [stderr] 36 | funs: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Memory` [INFO] [stderr] --> src/code.rs:27:8 [INFO] [stderr] | [INFO] [stderr] 27 | struct Memory { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Module` [INFO] [stderr] --> src/code.rs:33:8 [INFO] [stderr] | [INFO] [stderr] 33 | struct Module { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Nop` [INFO] [stderr] --> src/code.rs:45:5 [INFO] [stderr] | [INFO] [stderr] 45 | Nop = 0x01, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Opcode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/code.rs:39:10 [INFO] [stderr] | [INFO] [stderr] 39 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Return` [INFO] [stderr] --> src/code.rs:46:5 [INFO] [stderr] | [INFO] [stderr] 46 | Return = 0x0F, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Opcode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/code.rs:39:10 [INFO] [stderr] | [INFO] [stderr] 39 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Unreachable` [INFO] [stderr] --> src/code.rs:47:5 [INFO] [stderr] | [INFO] [stderr] 47 | Unreachable = 0x00, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Opcode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/code.rs:39:10 [INFO] [stderr] | [INFO] [stderr] 39 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: function is never used: `err` [INFO] [stderr] --> src/util.rs:16:8 [INFO] [stderr] | [INFO] [stderr] 16 | pub fn err(message: &'static str) -> Box { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: `wimsi` (bin "wimsi" test) generated 10 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/wimsi-48508e443885e13a) [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" "a48d34d32e729e20a7d8cc190b1c2c715a928fb12feae9c2488b734b6facd187", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a48d34d32e729e20a7d8cc190b1c2c715a928fb12feae9c2488b734b6facd187", kill_on_drop: false }` [INFO] [stdout] a48d34d32e729e20a7d8cc190b1c2c715a928fb12feae9c2488b734b6facd187