[INFO] cloning repository https://github.com/FrattiNor/rust-practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FrattiNor/rust-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFrattiNor%2Frust-practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFrattiNor%2Frust-practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 19f759fa7bf3a1fe7deb959c4d9be545048ab5d6
[INFO] testing FrattiNor/rust-practice 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%2FFrattiNor%2Frust-practice" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/FrattiNor/rust-practice
[INFO] finished tweaking git repo https://github.com/FrattiNor/rust-practice
[INFO] tweaked toml for git repo https://github.com/FrattiNor/rust-practice written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/FrattiNor/rust-practice 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/FrattiNor/rust-practice 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]  Downloading crates ...
[INFO] [stderr]   Downloaded clap_lex v0.1.1
[INFO] [stderr]   Downloaded syn v1.0.91
[INFO] [stderr]   Downloaded clap v3.1.12
[INFO] [stderr]   Downloaded libc v0.2.123
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] ee9ba0e4a917601700ceabbf56603af995733e59b3c487066cfb21d8379d0248
[INFO] running `Command { std: "docker" "start" "-a" "ee9ba0e4a917601700ceabbf56603af995733e59b3c487066cfb21d8379d0248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee9ba0e4a917601700ceabbf56603af995733e59b3c487066cfb21d8379d0248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee9ba0e4a917601700ceabbf56603af995733e59b3c487066cfb21d8379d0248", kill_on_drop: false }`
[INFO] [stdout] ee9ba0e4a917601700ceabbf56603af995733e59b3c487066cfb21d8379d0248
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 0eb8d872a5cc7f3759bbaf306c532418530dcaf5d9478e8dc7615b3f586fecaf
[INFO] running `Command { std: "docker" "start" "-a" "0eb8d872a5cc7f3759bbaf306c532418530dcaf5d9478e8dc7615b3f586fecaf", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling clap_lex v0.1.1
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling bigint v4.4.3
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling clap v3.1.12
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling rust-practice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `example1` is never used
[INFO] [stdout]  --> src/bin/mutex/main.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn example1() {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]  --> src/bin/mini_grep/main.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | mod lib;
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: lib.rs is the root of this crate's library target
[INFO] [stdout]   = help: to refer to it from other targets, use the library's name as the path
[INFO] [stdout]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Man` is never constructed
[INFO] [stdout]  --> src/main.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Man {}
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Man` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `A` is never used
[INFO] [stdout]  --> src/main.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | trait A {}
[INFO] [stdout]   |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `B` is never used
[INFO] [stdout]  --> src/main.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | trait B {}
[INFO] [stdout]   |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `example1` is never used
[INFO] [stdout]  --> src/bin/channel/main.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn example1() {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `example2` is never used
[INFO] [stdout]   --> src/bin/channel/main.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn example2() {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Man` is never constructed
[INFO] [stdout]  --> src/bin/unit_test_example/main.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Man {}
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Man` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `A` is never used
[INFO] [stdout]  --> src/bin/unit_test_example/main.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | trait A {}
[INFO] [stdout]   |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `B` is never used
[INFO] [stdout]  --> src/bin/unit_test_example/main.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | trait B {}
[INFO] [stdout]   |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.81s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bigint v4.4.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "0eb8d872a5cc7f3759bbaf306c532418530dcaf5d9478e8dc7615b3f586fecaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0eb8d872a5cc7f3759bbaf306c532418530dcaf5d9478e8dc7615b3f586fecaf", kill_on_drop: false }`
[INFO] [stdout] 0eb8d872a5cc7f3759bbaf306c532418530dcaf5d9478e8dc7615b3f586fecaf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 10c3a2563cbc44d4ec6b694536ceb6b5d083cd28bb3dcca5f5040257ffebada0
[INFO] running `Command { std: "docker" "start" "-a" "10c3a2563cbc44d4ec6b694536ceb6b5d083cd28bb3dcca5f5040257ffebada0", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-practice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Man` is never constructed
[INFO] [stdout]  --> src/main.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Man {}
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Man` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `A` is never used
[INFO] [stdout]  --> src/main.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | trait A {}
[INFO] [stdout]   |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `B` is never used
[INFO] [stdout]  --> src/main.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | trait B {}
[INFO] [stdout]   |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Man` is never constructed
[INFO] [stdout]  --> src/bin/unit_test_example/main.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Man {}
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Man` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `A` is never used
[INFO] [stdout]  --> src/bin/unit_test_example/main.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | trait A {}
[INFO] [stdout]   |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `B` is never used
[INFO] [stdout]  --> src/bin/unit_test_example/main.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | trait B {}
[INFO] [stdout]   |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `example1` is never used
[INFO] [stdout]  --> src/bin/channel/main.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn example1() {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `example2` is never used
[INFO] [stdout]   --> src/bin/channel/main.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn example2() {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]  --> src/bin/mini_grep/main.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | mod lib;
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: lib.rs is the root of this crate's library target
[INFO] [stdout]   = help: to refer to it from other targets, use the library's name as the path
[INFO] [stdout]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `example1` is never used
[INFO] [stdout]  --> src/bin/mutex/main.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn example1() {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.51s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bigint v4.4.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "10c3a2563cbc44d4ec6b694536ceb6b5d083cd28bb3dcca5f5040257ffebada0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10c3a2563cbc44d4ec6b694536ceb6b5d083cd28bb3dcca5f5040257ffebada0", kill_on_drop: false }`
[INFO] [stdout] 10c3a2563cbc44d4ec6b694536ceb6b5d083cd28bb3dcca5f5040257ffebada0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 760d64cac66f6e52c98a9f1f4640bbe08bf7c1dfe776f58b3abd26bb4b6e1a4c
[INFO] running `Command { std: "docker" "start" "-a" "760d64cac66f6e52c98a9f1f4640bbe08bf7c1dfe776f58b3abd26bb4b6e1a4c", kill_on_drop: false }`
[INFO] [stderr] warning: found module declaration for lib.rs
[INFO] [stderr]  --> src/bin/mini_grep/main.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | mod lib;
[INFO] [stderr]   | ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: lib.rs is the root of this crate's library target
[INFO] [stderr]   = help: to refer to it from other targets, use the library's name as the path
[INFO] [stderr]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-practice` (bin "mini_grep" test) generated 1 warning
[INFO] [stderr] warning: struct `Man` is never constructed
[INFO] [stderr]  --> src/main.rs:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 | struct Man {}
[INFO] [stderr]   |        ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Man` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait `A` is never used
[INFO] [stderr]  --> src/main.rs:3:7
[INFO] [stderr]   |
[INFO] [stderr] 3 | trait A {}
[INFO] [stderr]   |       ^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `B` is never used
[INFO] [stderr]  --> src/main.rs:4:7
[INFO] [stderr]   |
[INFO] [stderr] 4 | trait B {}
[INFO] [stderr]   |       ^
[INFO] [stderr] 
[INFO] [stderr] warning: function `example1` is never used
[INFO] [stderr]  --> src/bin/channel/main.rs:6:4
[INFO] [stderr]   |
[INFO] [stderr] 6 | fn example1() {
[INFO] [stderr]   |    ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `example2` is never used
[INFO] [stderr]   --> src/bin/channel/main.rs:21:4
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn example2() {
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Man` is never constructed
[INFO] [stderr]  --> src/bin/unit_test_example/main.rs:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 | struct Man {}
[INFO] [stderr]   |        ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Man` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait `A` is never used
[INFO] [stderr]  --> src/bin/unit_test_example/main.rs:3:7
[INFO] [stderr]   |
[INFO] [stderr] 3 | trait A {}
[INFO] [stderr]   |       ^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `B` is never used
[INFO] [stderr]  --> src/bin/unit_test_example/main.rs:4:7
[INFO] [stderr]   |
[INFO] [stderr] 4 | trait B {}
[INFO] [stderr]   |       ^
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-practice` (bin "rust-practice" test) generated 3 warnings
[INFO] [stderr] warning: `rust-practice` (bin "channel" test) generated 2 warnings
[INFO] [stderr] warning: `rust-practice` (bin "unit_test_example" test) generated 3 warnings
[INFO] [stderr] warning: function `example1` is never used
[INFO] [stderr]  --> src/bin/mutex/main.rs:7:4
[INFO] [stderr]   |
[INFO] [stderr] 7 | fn example1() {
[INFO] [stderr]   |    ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-practice` (bin "mutex" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bigint v4.4.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/bin/blog/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/blog-01c715ead10632b5)
[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/channel/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/channel-3011451f9907acfe)
[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/command_line/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/command_line-8e12031f83d81444)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_app ... ok
[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] [stderr]      Running unittests src/bin/fibonacci/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/fibonacci-ce562ddf2209bc5e)
[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/guess_number/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/guess_number-adfd405aa56a5e10)
[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/iter_test/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/iter_test-c5dc0e6414df5a08)
[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/mini_grep/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/mini_grep-81fd9db8d98b3909)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test lib::tests::test_search_case_insensitive ... ok
[INFO] [stdout] test lib::tests::test_search ... 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 unittests src/bin/mutex/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/mutex-3c3657bf37c533a2)
[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/my_box/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/my_box-1982581f4694d0fe)
[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 7 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/rust_practice-ab58c34f10521b5e)
[INFO] [stdout] test tests::test1 ... ok
[INFO] [stdout] test tests::test2 ... ok
[INFO] [stdout] test tests::test3 ... ok
[INFO] [stdout] test tests::test7 ... ignored
[INFO] [stdout] test tests::test6 ... ok
[INFO] [stdout] test tests::test4 - should panic ... ok
[INFO] [stdout] test tests::test5 - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/temperature/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/temperature-d9d7abad9f31fe5b)
[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/thread/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/thread-4fd50ffe1b45ba92)
[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/unit_test_example/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/unit_test_example-2d2048461d0a5a26)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::test3 ... ok
[INFO] [stdout] test tests::test7 ... ignored
[INFO] [stdout] test tests::test2 ... ok
[INFO] [stdout] test tests::test6 ... ok
[INFO] [stdout] test tests::test1 ... ok
[INFO] [stdout] test tests::test5 - should panic ... ok
[INFO] [stdout] test tests::test4 - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/bin/websocket/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/websocket-e4e07b252ce6b1c6)
[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" "760d64cac66f6e52c98a9f1f4640bbe08bf7c1dfe776f58b3abd26bb4b6e1a4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "760d64cac66f6e52c98a9f1f4640bbe08bf7c1dfe776f58b3abd26bb4b6e1a4c", kill_on_drop: false }`
[INFO] [stdout] 760d64cac66f6e52c98a9f1f4640bbe08bf7c1dfe776f58b3abd26bb4b6e1a4c