[INFO] cloning repository https://github.com/Vishvam10/Rust-Exploration [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Vishvam10/Rust-Exploration" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVishvam10%2FRust-Exploration", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVishvam10%2FRust-Exploration'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a4e867902ed03a08159eaf0f0616dbfdb35e6634 [INFO] testing Vishvam10/Rust-Exploration/a4e867902ed03a08159eaf0f0616dbfdb35e6634 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_in_2025-retry-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVishvam10%2FRust-Exploration" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Vishvam10/Rust-Exploration [INFO] finished tweaking git repo https://github.com/Vishvam10/Rust-Exploration [INFO] tweaked toml for git repo https://github.com/Vishvam10/Rust-Exploration written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Vishvam10/Rust-Exploration 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/Vishvam10/Rust-Exploration 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a90e7681dbb921b7482ddc75388ba7f9d23a811d577dce55109e34064cf00afa [INFO] running `Command { std: "docker" "start" "-a" "a90e7681dbb921b7482ddc75388ba7f9d23a811d577dce55109e34064cf00afa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a90e7681dbb921b7482ddc75388ba7f9d23a811d577dce55109e34064cf00afa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a90e7681dbb921b7482ddc75388ba7f9d23a811d577dce55109e34064cf00afa", kill_on_drop: false }` [INFO] [stdout] a90e7681dbb921b7482ddc75388ba7f9d23a811d577dce55109e34064cf00afa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] b130ca3704aa87d30c937da6d45f04108423084b8d5506b93d1bf90315f56f8d [INFO] running `Command { std: "docker" "start" "-a" "b130ca3704aa87d30c937da6d45f04108423084b8d5506b93d1bf90315f56f8d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.172 [INFO] [stderr] Compiling zerocopy v0.8.25 [INFO] [stderr] Compiling getrandom v0.2.16 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling ppv-lite86 v0.2.21 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling hello v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/shadowing.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | let mut x : u32 = 10; [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: function `exp1` is never used [INFO] [stdout] --> src/bin/shadowing.rs:13:4 [INFO] [stdout] | [INFO] [stdout] 13 | fn exp1() { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `c` is never read [INFO] [stdout] --> src/bin/slices.rs:29:13 [INFO] [stdout] | [INFO] [stdout] 29 | let mut c = &s[0..1]; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `a` is never read [INFO] [stdout] --> src/bin/slices.rs:37:13 [INFO] [stdout] | [INFO] [stdout] 37 | let mut a = &s[0..1]; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/slices.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | let mut s: String = String::from("Hello"); [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: function `exp1` is never used [INFO] [stdout] --> src/bin/slices.rs:12:4 [INFO] [stdout] | [INFO] [stdout] 12 | fn exp1() { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `exp2` is never used [INFO] [stdout] --> src/bin/slices.rs:35:4 [INFO] [stdout] | [INFO] [stdout] 35 | fn exp2() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `exp1` is never used [INFO] [stdout] --> src/bin/loops.rs:14:4 [INFO] [stdout] | [INFO] [stdout] 14 | fn exp1() { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `exp2` is never used [INFO] [stdout] --> src/bin/loops.rs:28:4 [INFO] [stdout] | [INFO] [stdout] 28 | fn exp2() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `str::::to_uppercase` that must be used [INFO] [stdout] --> src/bin/slices.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | s.to_uppercase(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this returns the uppercase string as a new String, without modifying the original [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 49 | let _ = s.to_uppercase(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `exp1` is never used [INFO] [stdout] --> src/bin/struct.rs:13:4 [INFO] [stdout] | [INFO] [stdout] 13 | fn exp1() { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `exp2` is never used [INFO] [stdout] --> src/bin/struct.rs:112:4 [INFO] [stdout] | [INFO] [stdout] 112 | fn exp2() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.19s [INFO] running `Command { std: "docker" "inspect" "b130ca3704aa87d30c937da6d45f04108423084b8d5506b93d1bf90315f56f8d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b130ca3704aa87d30c937da6d45f04108423084b8d5506b93d1bf90315f56f8d", kill_on_drop: false }` [INFO] [stdout] b130ca3704aa87d30c937da6d45f04108423084b8d5506b93d1bf90315f56f8d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/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] 537f3efc4fc1dcd086cd329f34ef1eda597d108fa5e7c9e3b274b17adfbb8a09 [INFO] running `Command { std: "docker" "start" "-a" "537f3efc4fc1dcd086cd329f34ef1eda597d108fa5e7c9e3b274b17adfbb8a09", kill_on_drop: false }` [INFO] [stderr] Compiling hello v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `exp1` is never used [INFO] [stdout] --> src/bin/loops.rs:14:4 [INFO] [stdout] | [INFO] [stdout] 14 | fn exp1() { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `exp2` is never used [INFO] [stdout] --> src/bin/loops.rs:28:4 [INFO] [stdout] | [INFO] [stdout] 28 | fn exp2() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `c` is never read [INFO] [stdout] --> src/bin/slices.rs:29:13 [INFO] [stdout] | [INFO] [stdout] 29 | let mut c = &s[0..1]; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/shadowing.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | let mut x : u32 = 10; [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: function `exp1` is never used [INFO] [stdout] --> src/bin/shadowing.rs:13:4 [INFO] [stdout] | [INFO] [stdout] 13 | fn exp1() { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `a` is never read [INFO] [stdout] --> src/bin/slices.rs:37:13 [INFO] [stdout] | [INFO] [stdout] 37 | let mut a = &s[0..1]; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/slices.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | let mut s: String = String::from("Hello"); [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: function `exp1` is never used [INFO] [stdout] --> src/bin/slices.rs:12:4 [INFO] [stdout] | [INFO] [stdout] 12 | fn exp1() { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `exp2` is never used [INFO] [stdout] --> src/bin/slices.rs:35:4 [INFO] [stdout] | [INFO] [stdout] 35 | fn exp2() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `str::::to_uppercase` that must be used [INFO] [stdout] --> src/bin/slices.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | s.to_uppercase(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this returns the uppercase string as a new String, without modifying the original [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 49 | let _ = s.to_uppercase(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `exp1` is never used [INFO] [stdout] --> src/bin/struct.rs:13:4 [INFO] [stdout] | [INFO] [stdout] 13 | fn exp1() { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `exp2` is never used [INFO] [stdout] --> src/bin/struct.rs:112:4 [INFO] [stdout] | [INFO] [stdout] 112 | fn exp2() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.14s [INFO] running `Command { std: "docker" "inspect" "537f3efc4fc1dcd086cd329f34ef1eda597d108fa5e7c9e3b274b17adfbb8a09", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "537f3efc4fc1dcd086cd329f34ef1eda597d108fa5e7c9e3b274b17adfbb8a09", kill_on_drop: false }` [INFO] [stdout] 537f3efc4fc1dcd086cd329f34ef1eda597d108fa5e7c9e3b274b17adfbb8a09 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 1d6df9fcb70990eda8e2d504161b140a4b39791d33cc2a8c40c061dea7b9307e [INFO] running `Command { std: "docker" "start" "-a" "1d6df9fcb70990eda8e2d504161b140a4b39791d33cc2a8c40c061dea7b9307e", kill_on_drop: false }` [INFO] [stderr] warning: value assigned to `c` is never read [INFO] [stderr] --> src/bin/slices.rs:29:13 [INFO] [stderr] | [INFO] [stderr] 29 | let mut c = &s[0..1]; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `a` is never read [INFO] [stderr] --> src/bin/slices.rs:37:13 [INFO] [stderr] | [INFO] [stderr] 37 | let mut a = &s[0..1]; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/slices.rs:36:9 [INFO] [stderr] | [INFO] [stderr] 36 | let mut s: String = String::from("Hello"); [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: function `exp1` is never used [INFO] [stderr] --> src/bin/slices.rs:12:4 [INFO] [stderr] | [INFO] [stderr] 12 | fn exp1() { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function `exp2` is never used [INFO] [stderr] --> src/bin/slices.rs:35:4 [INFO] [stderr] | [INFO] [stderr] 35 | fn exp2() { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `str::::to_uppercase` that must be used [INFO] [stderr] --> src/bin/slices.rs:49:9 [INFO] [stderr] | [INFO] [stderr] 49 | s.to_uppercase(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this returns the uppercase string as a new String, without modifying the original [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 49 | let _ = s.to_uppercase(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/shadowing.rs:47:9 [INFO] [stderr] | [INFO] [stderr] 47 | let mut x : u32 = 10; [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: function `exp1` is never used [INFO] [stderr] --> src/bin/shadowing.rs:13:4 [INFO] [stderr] | [INFO] [stderr] 13 | fn exp1() { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function `exp1` is never used [INFO] [stderr] --> src/bin/struct.rs:13:4 [INFO] [stderr] | [INFO] [stderr] 13 | fn exp1() { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function `exp2` is never used [INFO] [stderr] --> src/bin/struct.rs:112:4 [INFO] [stderr] | [INFO] [stderr] 112 | fn exp2() { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `exp1` is never used [INFO] [stderr] --> src/bin/loops.rs:14:4 [INFO] [stderr] | [INFO] [stderr] 14 | fn exp1() { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function `exp2` is never used [INFO] [stderr] --> src/bin/loops.rs:28:4 [INFO] [stderr] | [INFO] [stderr] 28 | fn exp2() { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: `hello` (bin "slices" test) generated 6 warnings (run `cargo fix --bin "slices" --tests` to apply 1 suggestion) [INFO] [stderr] warning: `hello` (bin "shadowing" test) generated 2 warnings (run `cargo fix --bin "shadowing" --tests` to apply 1 suggestion) [INFO] [stderr] warning: `hello` (bin "struct" test) generated 2 warnings [INFO] [stderr] warning: `hello` (bin "loops" test) generated 2 warnings [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/hello-1b053d35dbf94494) [INFO] [stderr] Running unittests src/bin/loops.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/loops-bc8b94c571769a84) [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] [stderr] Running unittests src/bin/references.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/references-48cf05b53449c931) [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/shadowing.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/shadowing-3c564a9b75e77f56) [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests src/bin/slices.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/slices-bc48269253f97425) [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] [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/bin/struct.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/struct-1a8fed0ee374f985) [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" "1d6df9fcb70990eda8e2d504161b140a4b39791d33cc2a8c40c061dea7b9307e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1d6df9fcb70990eda8e2d504161b140a4b39791d33cc2a8c40c061dea7b9307e", kill_on_drop: false }` [INFO] [stdout] 1d6df9fcb70990eda8e2d504161b140a4b39791d33cc2a8c40c061dea7b9307e