[INFO] fetching crate scope 0.1.3...
[INFO] testing scope-0.1.3 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate scope 0.1.3 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate scope 0.1.3
[INFO] finished tweaking crates.io crate scope 0.1.3
[INFO] tweaked toml for crates.io crate scope 0.1.3 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate scope 0.1.3 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate scope 0.1.3 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bbba982fa50754cbc5ee9145a42778ff77dda3500cfd774769dedfecf4a4ea39
[INFO] running `Command { std: "docker" "start" "-a" "bbba982fa50754cbc5ee9145a42778ff77dda3500cfd774769dedfecf4a4ea39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bbba982fa50754cbc5ee9145a42778ff77dda3500cfd774769dedfecf4a4ea39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbba982fa50754cbc5ee9145a42778ff77dda3500cfd774769dedfecf4a4ea39", kill_on_drop: false }`
[INFO] [stdout] bbba982fa50754cbc5ee9145a42778ff77dda3500cfd774769dedfecf4a4ea39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ffbfab7b714de3283547c94b56e3d04eba946a07e6d0ec6f6bd5a2d34f5071c
[INFO] running `Command { std: "docker" "start" "-a" "6ffbfab7b714de3283547c94b56e3d04eba946a07e6d0ec6f6bd5a2d34f5071c", kill_on_drop: false }`
[INFO] [stderr]    Compiling scope v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/cancel.rs:27:19
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl CancelToken {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] 27 |     pub(crate) fn new(id: TaskId, flag: Arc<AtomicBool>, wake: WakeTx, abort_reason: Option<Arc<AtomicU8>>) -> Self {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/main.rs:222:17
[INFO] [stdout]     |
[INFO] [stdout] 222 |             for i in 0..count {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/main.rs:224:21
[INFO] [stdout]     |
[INFO] [stdout] 224 |                 let name = "HydraHead"; 
[INFO] [stdout]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main2` is never used
[INFO] [stdout]   --> src/main.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn main2() {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main3` is never used
[INFO] [stdout]   --> src/main.rs:93:4
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn main3() {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main4` is never used
[INFO] [stdout]    --> src/main.rs:139:4
[INFO] [stdout]     |
[INFO] [stdout] 139 | fn main4() {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main5` is never used
[INFO] [stdout]    --> src/main.rs:201:4
[INFO] [stdout]     |
[INFO] [stdout] 201 | fn main5() {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main6` is never used
[INFO] [stdout]    --> src/main.rs:242:4
[INFO] [stdout]     |
[INFO] [stdout] 242 | fn main6() {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main7` is never used
[INFO] [stdout]    --> src/main.rs:297:4
[INFO] [stdout]     |
[INFO] [stdout] 297 | fn main7() {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `spawn_recursive` is never used
[INFO] [stdout]    --> src/main.rs:342:4
[INFO] [stdout]     |
[INFO] [stdout] 342 | fn spawn_recursive(scope: &mut Scope<'_, R>, depth: u32) -> JoinHandle<Result<u32, &'static str>> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main8` is never used
[INFO] [stdout]    --> src/main.rs:365:4
[INFO] [stdout]     |
[INFO] [stdout] 365 | fn main8() {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main9` is never used
[INFO] [stdout]    --> src/main.rs:390:4
[INFO] [stdout]     |
[INFO] [stdout] 390 | fn main9() {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main10` is never used
[INFO] [stdout]    --> src/main.rs:456:4
[INFO] [stdout]     |
[INFO] [stdout] 456 | fn main10() {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "6ffbfab7b714de3283547c94b56e3d04eba946a07e6d0ec6f6bd5a2d34f5071c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ffbfab7b714de3283547c94b56e3d04eba946a07e6d0ec6f6bd5a2d34f5071c", kill_on_drop: false }`
[INFO] [stdout] 6ffbfab7b714de3283547c94b56e3d04eba946a07e6d0ec6f6bd5a2d34f5071c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e13a06aebdd8f39ebb6373a62a8794d70388b98804c999595b68b6225fd7525
[INFO] running `Command { std: "docker" "start" "-a" "3e13a06aebdd8f39ebb6373a62a8794d70388b98804c999595b68b6225fd7525", kill_on_drop: false }`
[INFO] [stderr]    Compiling scope v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/cancel.rs:27:19
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl CancelToken {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] 27 |     pub(crate) fn new(id: TaskId, flag: Arc<AtomicBool>, wake: WakeTx, abort_reason: Option<Arc<AtomicU8>>) -> Self {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/main.rs:222:17
[INFO] [stdout]     |
[INFO] [stdout] 222 |             for i in 0..count {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/main.rs:224:21
[INFO] [stdout]     |
[INFO] [stdout] 224 |                 let name = "HydraHead"; 
[INFO] [stdout]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main2` is never used
[INFO] [stdout]   --> src/main.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn main2() {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main3` is never used
[INFO] [stdout]   --> src/main.rs:93:4
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn main3() {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main4` is never used
[INFO] [stdout]    --> src/main.rs:139:4
[INFO] [stdout]     |
[INFO] [stdout] 139 | fn main4() {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main5` is never used
[INFO] [stdout]    --> src/main.rs:201:4
[INFO] [stdout]     |
[INFO] [stdout] 201 | fn main5() {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main6` is never used
[INFO] [stdout]    --> src/main.rs:242:4
[INFO] [stdout]     |
[INFO] [stdout] 242 | fn main6() {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main7` is never used
[INFO] [stdout]    --> src/main.rs:297:4
[INFO] [stdout]     |
[INFO] [stdout] 297 | fn main7() {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `spawn_recursive` is never used
[INFO] [stdout]    --> src/main.rs:342:4
[INFO] [stdout]     |
[INFO] [stdout] 342 | fn spawn_recursive(scope: &mut Scope<'_, R>, depth: u32) -> JoinHandle<Result<u32, &'static str>> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main8` is never used
[INFO] [stdout]    --> src/main.rs:365:4
[INFO] [stdout]     |
[INFO] [stdout] 365 | fn main8() {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main9` is never used
[INFO] [stdout]    --> src/main.rs:390:4
[INFO] [stdout]     |
[INFO] [stdout] 390 | fn main9() {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main10` is never used
[INFO] [stdout]    --> src/main.rs:456:4
[INFO] [stdout]     |
[INFO] [stdout] 456 | fn main10() {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/cancel.rs:27:19
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl CancelToken {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] 27 |     pub(crate) fn new(id: TaskId, flag: Arc<AtomicBool>, wake: WakeTx, abort_reason: Option<Arc<AtomicU8>>) -> Self {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "3e13a06aebdd8f39ebb6373a62a8794d70388b98804c999595b68b6225fd7525", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e13a06aebdd8f39ebb6373a62a8794d70388b98804c999595b68b6225fd7525", kill_on_drop: false }`
[INFO] [stdout] 3e13a06aebdd8f39ebb6373a62a8794d70388b98804c999595b68b6225fd7525
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4ded6d046bd35ce7de76cd7a3e2a055ca0628d2ef043463fd358f65e5beddcfe
[INFO] running `Command { std: "docker" "start" "-a" "4ded6d046bd35ce7de76cd7a3e2a055ca0628d2ef043463fd358f65e5beddcfe", kill_on_drop: false }`
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/cancel.rs:27:19
[INFO] [stderr]    |
[INFO] [stderr] 26 | impl CancelToken {
[INFO] [stderr]    | ---------------- associated function in this implementation
[INFO] [stderr] 27 |     pub(crate) fn new(id: TaskId, flag: Arc<AtomicBool>, wake: WakeTx, abort_reason: Option<Arc<AtomicU8>>) -> Self {
[INFO] [stderr]    |                   ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `scope` (lib) generated 1 warning
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/main.rs:222:17
[INFO] [stderr]     |
[INFO] [stderr] 222 |             for i in 0..count {
[INFO] [stderr]     |                 ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> src/main.rs:224:21
[INFO] [stderr]     |
[INFO] [stderr] 224 |                 let name = "HydraHead"; 
[INFO] [stderr]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: function `main2` is never used
[INFO] [stderr]   --> src/main.rs:25:4
[INFO] [stderr]    |
[INFO] [stderr] 25 | fn main2() {
[INFO] [stderr]    |    ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `main3` is never used
[INFO] [stderr]   --> src/main.rs:93:4
[INFO] [stderr]    |
[INFO] [stderr] 93 | fn main3() {
[INFO] [stderr]    |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `main4` is never used
[INFO] [stderr]    --> src/main.rs:139:4
[INFO] [stderr]     |
[INFO] [stderr] 139 | fn main4() {
[INFO] [stderr]     |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `main5` is never used
[INFO] [stderr]    --> src/main.rs:201:4
[INFO] [stderr]     |
[INFO] [stderr] 201 | fn main5() {
[INFO] [stderr]     |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `main6` is never used
[INFO] [stderr]    --> src/main.rs:242:4
[INFO] [stderr]     |
[INFO] [stderr] 242 | fn main6() {
[INFO] [stderr]     |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `main7` is never used
[INFO] [stderr]    --> src/main.rs:297:4
[INFO] [stderr]     |
[INFO] [stderr] 297 | fn main7() {
[INFO] [stderr]     |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `spawn_recursive` is never used
[INFO] [stderr]    --> src/main.rs:342:4
[INFO] [stderr]     |
[INFO] [stderr] 342 | fn spawn_recursive(scope: &mut Scope<'_, R>, depth: u32) -> JoinHandle<Result<u32, &'static str>> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `main8` is never used
[INFO] [stderr]    --> src/main.rs:365:4
[INFO] [stderr]     |
[INFO] [stderr] 365 | fn main8() {
[INFO] [stderr]     |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `main9` is never used
[INFO] [stderr]    --> src/main.rs:390:4
[INFO] [stderr]     |
[INFO] [stderr] 390 | fn main9() {
[INFO] [stderr]     |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `main10` is never used
[INFO] [stderr]    --> src/main.rs:456:4
[INFO] [stderr]     |
[INFO] [stderr] 456 | fn main10() {
[INFO] [stderr]     |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `scope` (bin "scope" test) generated 12 warnings (run `cargo fix --bin "scope" -p scope --tests` to apply 2 suggestions)
[INFO] [stderr] warning: `scope` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/scope-1bff262b9261df7d)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test lease::tests::test_on_drop_manual_drop ... ok
[INFO] [stdout] test wake::tests::test_disconnection_threaded ... ok
[INFO] [stdout] test wake::tests::test_wake_channel_fifo ... ok
[INFO] [stdout] test wake::tests::test_blocking_capability ... ok
[INFO] [stdout] test lease::tests::test_lease_with_atomics ... ok
[INFO] [stdout] test lease::tests::test_on_drop_executes_logic ... ok
[INFO] [stdout] test wake::tests::test_wake_recv_timeout_logic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/scope-190bfce5cdba1fe0)
[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]    Doc-tests scope
[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" "4ded6d046bd35ce7de76cd7a3e2a055ca0628d2ef043463fd358f65e5beddcfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ded6d046bd35ce7de76cd7a3e2a055ca0628d2ef043463fd358f65e5beddcfe", kill_on_drop: false }`
[INFO] [stdout] 4ded6d046bd35ce7de76cd7a3e2a055ca0628d2ef043463fd358f65e5beddcfe