[INFO] fetching crate yocto 0.3.0...
[INFO] testing yocto-0.3.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate yocto 0.3.0 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate yocto 0.3.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yocto 0.3.0
[INFO] finished tweaking crates.io crate yocto 0.3.0
[INFO] tweaked toml for crates.io crate yocto 0.3.0 written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 498c4a319758d4ceb96ba6e63c0775d42a4956091b49b75af19b370834e05387
[INFO] running `Command { std: "docker" "start" "-a" "498c4a319758d4ceb96ba6e63c0775d42a4956091b49b75af19b370834e05387", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "498c4a319758d4ceb96ba6e63c0775d42a4956091b49b75af19b370834e05387", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "498c4a319758d4ceb96ba6e63c0775d42a4956091b49b75af19b370834e05387", kill_on_drop: false }`
[INFO] [stdout] 498c4a319758d4ceb96ba6e63c0775d42a4956091b49b75af19b370834e05387
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d3373f291b89584378828e55dd89d441c2c3407a43ddb4714e4f874614f4fce
[INFO] running `Command { std: "docker" "start" "-a" "1d3373f291b89584378828e55dd89d441c2c3407a43ddb4714e4f874614f4fce", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling ansi_term v0.10.2
[INFO] [stderr]    Compiling isatty v0.1.9
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling parking_lot v0.4.8
[INFO] [stderr]    Compiling chashmap v2.2.2
[INFO] [stderr]    Compiling yocto v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:21:40
[INFO] [stdout]    |
[INFO] [stdout] 21 | type Result<T> = result::Result<T, Box<std::error::Error>>;
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 21 - type Result<T> = result::Result<T, Box<std::error::Error>>;
[INFO] [stdout] 21 + type Result<T> = result::Result<T, Box<dyn std::error::Error>>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:23:20
[INFO] [stdout]    |
[INFO] [stdout] 23 | type Command = Box<Fn(Arc<CHashMap<String, String>>) -> Response>;
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 23 - type Command = Box<Fn(Arc<CHashMap<String, String>>) -> Response>;
[INFO] [stdout] 23 + type Command = Box<dyn Fn(Arc<CHashMap<String, String>>) -> Response>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/threadp.rs:19:16
[INFO] [stdout]    |
[INFO] [stdout] 19 | type Job = Box<FnBox + Send + 'static>;
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 19 - type Job = Box<FnBox + Send + 'static>;
[INFO] [stdout] 19 + type Job = Box<dyn FnBox + Send + 'static>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/logger.rs:47:28
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn write(&self) -> Box<Write> {
[INFO] [stdout]    |                            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 47 -     fn write(&self) -> Box<Write> {
[INFO] [stdout] 47 +     fn write(&self) -> Box<dyn Write> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:22:32
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 22 -     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout] 22 +     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:41:32
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 41 -     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout] 41 +     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/logger.rs:101:38
[INFO] [stdout]     |
[INFO] [stdout] 101 |             if self.max_module_width.compare_and_swap(old, new, Ordering::SeqCst) == old {
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/logger.rs:111:38
[INFO] [stdout]     |
[INFO] [stdout] 111 |             if self.max_target_width.compare_and_swap(old, new, Ordering::SeqCst) == old {
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `module_length`
[INFO] [stdout]    --> src/logger.rs:144:13
[INFO] [stdout]     |
[INFO] [stdout] 144 |         let module_length = self.update_module_width(module.graphemes(true).count());
[INFO] [stdout]     |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_module_length`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target_length`
[INFO] [stdout]    --> src/logger.rs:150:17
[INFO] [stdout]     |
[INFO] [stdout] 150 |             let target_length = self.update_target_width(target.graphemes(true).count());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_target_length`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]   --> src/threadp.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     id: usize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.26s
[INFO] running `Command { std: "docker" "inspect" "1d3373f291b89584378828e55dd89d441c2c3407a43ddb4714e4f874614f4fce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d3373f291b89584378828e55dd89d441c2c3407a43ddb4714e4f874614f4fce", kill_on_drop: false }`
[INFO] [stdout] 1d3373f291b89584378828e55dd89d441c2c3407a43ddb4714e4f874614f4fce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba73de2e34b31788299820f8bbc10ea17eb3fd244f1512516fbcce568668f99a
[INFO] running `Command { std: "docker" "start" "-a" "ba73de2e34b31788299820f8bbc10ea17eb3fd244f1512516fbcce568668f99a", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:21:40
[INFO] [stdout]    |
[INFO] [stdout] 21 | type Result<T> = result::Result<T, Box<std::error::Error>>;
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 21 - type Result<T> = result::Result<T, Box<std::error::Error>>;
[INFO] [stdout] 21 + type Result<T> = result::Result<T, Box<dyn std::error::Error>>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:23:20
[INFO] [stdout]    |
[INFO] [stdout] 23 | type Command = Box<Fn(Arc<CHashMap<String, String>>) -> Response>;
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 23 - type Command = Box<Fn(Arc<CHashMap<String, String>>) -> Response>;
[INFO] [stdout] 23 + type Command = Box<dyn Fn(Arc<CHashMap<String, String>>) -> Response>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/threadp.rs:19:16
[INFO] [stdout]    |
[INFO] [stdout] 19 | type Job = Box<FnBox + Send + 'static>;
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 19 - type Job = Box<FnBox + Send + 'static>;
[INFO] [stdout] 19 + type Job = Box<dyn FnBox + Send + 'static>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/logger.rs:47:28
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn write(&self) -> Box<Write> {
[INFO] [stdout]    |                            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 47 -     fn write(&self) -> Box<Write> {
[INFO] [stdout] 47 +     fn write(&self) -> Box<dyn Write> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:22:32
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 22 -     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout] 22 +     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:41:32
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 41 -     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout] 41 +     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/logger.rs:101:38
[INFO] [stdout]     |
[INFO] [stdout] 101 |             if self.max_module_width.compare_and_swap(old, new, Ordering::SeqCst) == old {
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/logger.rs:111:38
[INFO] [stdout]     |
[INFO] [stdout] 111 |             if self.max_target_width.compare_and_swap(old, new, Ordering::SeqCst) == old {
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling yocto v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `module_length`
[INFO] [stdout]    --> src/logger.rs:144:13
[INFO] [stdout]     |
[INFO] [stdout] 144 |         let module_length = self.update_module_width(module.graphemes(true).count());
[INFO] [stdout]     |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_module_length`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target_length`
[INFO] [stdout]    --> src/logger.rs:150:17
[INFO] [stdout]     |
[INFO] [stdout] 150 |             let target_length = self.update_target_width(target.graphemes(true).count());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_target_length`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]   --> src/threadp.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     id: usize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handle`
[INFO] [stdout]    --> tests/integration.rs:122:9
[INFO] [stdout]     |
[INFO] [stdout] 122 |     let handle = thread::spawn(|| {
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/integration.rs:137:5
[INFO] [stdout]     |
[INFO] [stdout] 137 |     stream.read(&mut buffer);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:21:40
[INFO] [stdout]    |
[INFO] [stdout] 21 | type Result<T> = result::Result<T, Box<std::error::Error>>;
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 21 - type Result<T> = result::Result<T, Box<std::error::Error>>;
[INFO] [stdout] 21 + type Result<T> = result::Result<T, Box<dyn std::error::Error>>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:23:20
[INFO] [stdout]    |
[INFO] [stdout] 23 | type Command = Box<Fn(Arc<CHashMap<String, String>>) -> Response>;
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 23 - type Command = Box<Fn(Arc<CHashMap<String, String>>) -> Response>;
[INFO] [stdout] 23 + type Command = Box<dyn Fn(Arc<CHashMap<String, String>>) -> Response>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/threadp.rs:19:16
[INFO] [stdout]    |
[INFO] [stdout] 19 | type Job = Box<FnBox + Send + 'static>;
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 19 - type Job = Box<FnBox + Send + 'static>;
[INFO] [stdout] 19 + type Job = Box<dyn FnBox + Send + 'static>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/logger.rs:47:28
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn write(&self) -> Box<Write> {
[INFO] [stdout]    |                            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 47 -     fn write(&self) -> Box<Write> {
[INFO] [stdout] 47 +     fn write(&self) -> Box<dyn Write> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:22:32
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 22 -     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout] 22 +     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:41:32
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 41 -     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout] 41 +     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/logger.rs:101:38
[INFO] [stdout]     |
[INFO] [stdout] 101 |             if self.max_module_width.compare_and_swap(old, new, Ordering::SeqCst) == old {
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/logger.rs:111:38
[INFO] [stdout]     |
[INFO] [stdout] 111 |             if self.max_target_width.compare_and_swap(old, new, Ordering::SeqCst) == old {
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `module_length`
[INFO] [stdout]    --> src/logger.rs:144:13
[INFO] [stdout]     |
[INFO] [stdout] 144 |         let module_length = self.update_module_width(module.graphemes(true).count());
[INFO] [stdout]     |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_module_length`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target_length`
[INFO] [stdout]    --> src/logger.rs:150:17
[INFO] [stdout]     |
[INFO] [stdout] 150 |             let target_length = self.update_target_width(target.graphemes(true).count());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_target_length`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]   --> src/threadp.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     id: usize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "ba73de2e34b31788299820f8bbc10ea17eb3fd244f1512516fbcce568668f99a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba73de2e34b31788299820f8bbc10ea17eb3fd244f1512516fbcce568668f99a", kill_on_drop: false }`
[INFO] [stdout] ba73de2e34b31788299820f8bbc10ea17eb3fd244f1512516fbcce568668f99a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e25879fe3265c7ed192eaca39a483801a848e1ed9e7d7b12aacd95eab7791647
[INFO] running `Command { std: "docker" "start" "-a" "e25879fe3265c7ed192eaca39a483801a848e1ed9e7d7b12aacd95eab7791647", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:21:40
[INFO] [stderr]    |
[INFO] [stderr] 21 | type Result<T> = result::Result<T, Box<std::error::Error>>;
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 21 - type Result<T> = result::Result<T, Box<std::error::Error>>;
[INFO] [stderr] 21 + type Result<T> = result::Result<T, Box<dyn std::error::Error>>;
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:23:20
[INFO] [stderr]    |
[INFO] [stderr] 23 | type Command = Box<Fn(Arc<CHashMap<String, String>>) -> Response>;
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 23 - type Command = Box<Fn(Arc<CHashMap<String, String>>) -> Response>;
[INFO] [stderr] 23 + type Command = Box<dyn Fn(Arc<CHashMap<String, String>>) -> Response>;
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/threadp.rs:19:16
[INFO] [stderr]    |
[INFO] [stderr] 19 | type Job = Box<FnBox + Send + 'static>;
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 19 - type Job = Box<FnBox + Send + 'static>;
[INFO] [stderr] 19 + type Job = Box<dyn FnBox + Send + 'static>;
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/logger.rs:47:28
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn write(&self) -> Box<Write> {
[INFO] [stderr]    |                            ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 47 -     fn write(&self) -> Box<Write> {
[INFO] [stderr] 47 +     fn write(&self) -> Box<dyn Write> {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:22:32
[INFO] [stderr]    |
[INFO] [stderr] 22 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 22 -     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr] 22 +     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:41:32
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 41 -     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr] 41 +     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/logger.rs:101:38
[INFO] [stderr]     |
[INFO] [stderr] 101 |             if self.max_module_width.compare_and_swap(old, new, Ordering::SeqCst) == old {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/logger.rs:111:38
[INFO] [stderr]     |
[INFO] [stderr] 111 |             if self.max_target_width.compare_and_swap(old, new, Ordering::SeqCst) == old {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `module_length`
[INFO] [stderr]    --> src/logger.rs:144:13
[INFO] [stderr]     |
[INFO] [stderr] 144 |         let module_length = self.update_module_width(module.graphemes(true).count());
[INFO] [stderr]     |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_module_length`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `target_length`
[INFO] [stderr]    --> src/logger.rs:150:17
[INFO] [stderr]     |
[INFO] [stderr] 150 |             let target_length = self.update_target_width(target.graphemes(true).count());
[INFO] [stderr]     |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_target_length`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `id`
[INFO] [stderr]   --> src/threadp.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     id: usize,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `yocto` (lib) generated 11 warnings
[INFO] [stderr] warning: `yocto` (lib test) generated 11 warnings (11 duplicates)
[INFO] [stderr] warning: unused variable: `handle`
[INFO] [stderr]    --> tests/integration.rs:122:9
[INFO] [stderr]     |
[INFO] [stderr] 122 |     let handle = thread::spawn(|| {
[INFO] [stderr]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> tests/integration.rs:137:5
[INFO] [stderr]     |
[INFO] [stderr] 137 |     stream.read(&mut buffer);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `yocto` (test "integration") generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/yocto-07a83eb06025dae1)
[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 (/opt/rustwide/target/debug/deps/yocto-ea349728512460fd)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration.rs (/opt/rustwide/target/debug/deps/integration-b5459e826a32d52c)
[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 13 tests
[INFO] [stderr] error: test failed, to rerun pass '--test integration'
[INFO] running `Command { std: "docker" "inspect" "e25879fe3265c7ed192eaca39a483801a848e1ed9e7d7b12aacd95eab7791647", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e25879fe3265c7ed192eaca39a483801a848e1ed9e7d7b12aacd95eab7791647", kill_on_drop: false }`
[INFO] [stdout] e25879fe3265c7ed192eaca39a483801a848e1ed9e7d7b12aacd95eab7791647