[INFO] fetching crate s-zip 0.13.0...
[INFO] testing s-zip-0.13.0 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate s-zip 0.13.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate s-zip 0.13.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate s-zip 0.13.0
[INFO] tweaked toml for crates.io crate s-zip 0.13.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate s-zip 0.13.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate s-zip 0.13.0 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "1eb744f3f19409c81c8a99d0eb2f83382849ce6243bd0d6561deda24221223dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1eb744f3f19409c81c8a99d0eb2f83382849ce6243bd0d6561deda24221223dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1eb744f3f19409c81c8a99d0eb2f83382849ce6243bd0d6561deda24221223dd" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1eb744f3f19409c81c8a99d0eb2f83382849ce6243bd0d6561deda24221223dd" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling miniz_oxide v0.9.1
[INFO] [stderr]    Compiling flate2 v1.1.10
[INFO] [stderr]    Compiling s-zip v0.13.0 (/opt/rustwide/workdir)
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[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1eb744f3f19409c81c8a99d0eb2f83382849ce6243bd0d6561deda24221223dd" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
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[INFO] [stderr]    Compiling zerocopy-derive v0.8.56
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[INFO] [stderr]    Compiling zerocopy v0.8.56
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[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling s-zip v0.13.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `s_zip::AsyncStreamingZipWriter`
[INFO] [stdout]    --> examples/network_simulation.rs:9:5
[INFO] [stdout]     |
[INFO] [stdout]   9 | use s_zip::AsyncStreamingZipWriter;
[INFO] [stdout]     |     ^^^^^^^-----------------------
[INFO] [stdout]     |            |
[INFO] [stdout]     |            no `AsyncStreamingZipWriter` in the root
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> src/lib.rs:285:23
[INFO] [stdout]     |
[INFO] [stdout] 284 | #[cfg(feature = "async")]
[INFO] [stdout]     |       ----------------- the item is gated behind the `r#async` feature
[INFO] [stdout] 285 | pub use async_writer::AsyncStreamingZipWriter;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]     |
[INFO] [stdout]   9 - use s_zip::AsyncStreamingZipWriter;
[INFO] [stdout]   9 + use s_zip::StreamingZipWriter;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `s_zip::AsyncStreamingZipWriter`
[INFO] [stdout]    --> examples/optimized_usage.rs:12:13
[INFO] [stdout]     |
[INFO] [stdout]  12 | use s_zip::{AsyncStreamingZipWriter, Result};
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^ no `AsyncStreamingZipWriter` in the root
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> src/lib.rs:285:23
[INFO] [stdout]     |
[INFO] [stdout] 284 | #[cfg(feature = "async")]
[INFO] [stdout]     |       ----------------- the item is gated behind the `r#async` feature
[INFO] [stdout] 285 | pub use async_writer::AsyncStreamingZipWriter;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]     |
[INFO] [stdout]  12 - use s_zip::{AsyncStreamingZipWriter, Result};
[INFO] [stdout]  12 + use s_zip::{StreamingZipWriter, Result};
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method call on a diverging inference variable
[INFO] [stdout]   --> examples/optimized_usage.rs:49:10
[INFO] [stdout]    |
[INFO] [stdout] 49 |         .start_entry_with_hint("small.txt", Some(small_data.len() as u64))
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider providing a type annotation
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #156047 <https://github.com/rust-lang/rust/issues/156047>
[INFO] [stdout]    = note: `#[warn(method_call_on_diverging_infer_var)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `start_entry_with_hint` found for type `!` in the current scope
[INFO] [stdout]   --> examples/optimized_usage.rs:49:10
[INFO] [stdout]    |
[INFO] [stdout] 48 | /     writer
[INFO] [stdout] 49 | |         .start_entry_with_hint("small.txt", Some(small_data.len() as u64))
[INFO] [stdout]    | |         -^^^^^^^^^^^^^^^^^^^^^ method not found in `!`
[INFO] [stdout]    | |_________|
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `s_zip::AsyncStreamingZipWriter`
[INFO] [stdout]    --> examples/concurrent_demo.rs:9:13
[INFO] [stdout]     |
[INFO] [stdout]   9 | use s_zip::{AsyncStreamingZipWriter, Result, StreamingZipWriter};
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^ no `AsyncStreamingZipWriter` in the root
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> src/lib.rs:285:23
[INFO] [stdout]     |
[INFO] [stdout] 284 | #[cfg(feature = "async")]
[INFO] [stdout]     |       ----------------- the item is gated behind the `r#async` feature
[INFO] [stdout] 285 | pub use async_writer::AsyncStreamingZipWriter;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]     |
[INFO] [stdout]   9 - use s_zip::{AsyncStreamingZipWriter, Result, StreamingZipWriter};
[INFO] [stdout]   9 + use s_zip::{StreamingZipWriter, Result, StreamingZipWriter};
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `s-zip` (example "network_simulation") due to 1 previous error
[INFO] [stdout] error[E0599]: no method named `write_data` found for type `!` in the current scope
[INFO] [stdout]   --> examples/optimized_usage.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 |     writer.write_data(small_data).await?;
[INFO] [stdout]    |            ^^^^^^^^^^ method not found in `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> examples/optimized_usage.rs:51:23
[INFO] [stdout]    |
[INFO] [stdout] 51 |     writer.write_data(small_data).await?;
[INFO] [stdout]    |     ------            ^^^^^^^^^^ unreachable expression
[INFO] [stdout]    |     |
[INFO] [stdout]    |     any code following this expression is unreachable
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method call on a diverging inference variable
[INFO] [stdout]   --> examples/concurrent_demo.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     writer.start_entry("data.bin").await?;
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider providing a type annotation
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #156047 <https://github.com/rust-lang/rust/issues/156047>
[INFO] [stdout]    = note: `#[warn(method_call_on_diverging_infer_var)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `start_entry_with_hint` found for type `!` in the current scope
[INFO] [stdout]   --> examples/optimized_usage.rs:57:10
[INFO] [stdout]    |
[INFO] [stdout] 56 | /     writer
[INFO] [stdout] 57 | |         .start_entry_with_hint("medium.bin", Some(medium_data.len() as u64))
[INFO] [stdout]    | |         -^^^^^^^^^^^^^^^^^^^^^ method not found in `!`
[INFO] [stdout]    | |_________|
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> examples/optimized_usage.rs:57:32
[INFO] [stdout]    |
[INFO] [stdout] 56 |     writer
[INFO] [stdout]    |     ------ any code following this expression is unreachable
[INFO] [stdout] 57 |         .start_entry_with_hint("medium.bin", Some(medium_data.len() as u64))
[INFO] [stdout]    |                                ^^^^^^^^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write_data` found for type `!` in the current scope
[INFO] [stdout]   --> examples/optimized_usage.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |     writer.write_data(&medium_data).await?;
[INFO] [stdout]    |            ^^^^^^^^^^ method not found in `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> examples/optimized_usage.rs:59:23
[INFO] [stdout]    |
[INFO] [stdout] 59 |     writer.write_data(&medium_data).await?;
[INFO] [stdout]    |     ------            ^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]    |     |
[INFO] [stdout]    |     any code following this expression is unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `s_zip::AsyncStreamingZipWriter`
[INFO] [stdout]    --> examples/async_basic.rs:10:13
[INFO] [stdout]     |
[INFO] [stdout]  10 | use s_zip::{AsyncStreamingZipWriter, Result};
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^ no `AsyncStreamingZipWriter` in the root
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> src/lib.rs:285:23
[INFO] [stdout]     |
[INFO] [stdout] 284 | #[cfg(feature = "async")]
[INFO] [stdout]     |       ----------------- the item is gated behind the `r#async` feature
[INFO] [stdout] 285 | pub use async_writer::AsyncStreamingZipWriter;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]     |
[INFO] [stdout]  10 - use s_zip::{AsyncStreamingZipWriter, Result};
[INFO] [stdout]  10 + use s_zip::{StreamingZipWriter, Result};
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method call on a diverging inference variable
[INFO] [stdout]   --> examples/async_basic.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     writer.start_entry("hello.txt").await?;
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider providing a type annotation
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #156047 <https://github.com/rust-lang/rust/issues/156047>
[INFO] [stdout]    = note: `#[warn(method_call_on_diverging_infer_var)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `start_entry_with_hint` found for type `!` in the current scope
[INFO] [stdout]   --> examples/optimized_usage.rs:65:10
[INFO] [stdout]    |
[INFO] [stdout] 64 | /     writer
[INFO] [stdout] 65 | |         .start_entry_with_hint("large.bin", Some(large_data.len() as u64))
[INFO] [stdout]    | |         -^^^^^^^^^^^^^^^^^^^^^ method not found in `!`
[INFO] [stdout]    | |_________|
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> examples/optimized_usage.rs:65:32
[INFO] [stdout]    |
[INFO] [stdout] 64 |     writer
[INFO] [stdout]    |     ------ any code following this expression is unreachable
[INFO] [stdout] 65 |         .start_entry_with_hint("large.bin", Some(large_data.len() as u64))
[INFO] [stdout]    |                                ^^^^^^^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write_data` found for type `!` in the current scope
[INFO] [stdout]   --> examples/optimized_usage.rs:67:12
[INFO] [stdout]    |
[INFO] [stdout] 67 |     writer.write_data(&large_data).await?;
[INFO] [stdout]    |            ^^^^^^^^^^ method not found in `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> examples/optimized_usage.rs:67:23
[INFO] [stdout]    |
[INFO] [stdout] 67 |     writer.write_data(&large_data).await?;
[INFO] [stdout]    |     ------            ^^^^^^^^^^^ unreachable expression
[INFO] [stdout]    |     |
[INFO] [stdout]    |     any code following this expression is unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `start_entry_with_hint` found for type `!` in the current scope
[INFO] [stdout]   --> examples/optimized_usage.rs:73:10
[INFO] [stdout]    |
[INFO] [stdout] 72 | /     writer
[INFO] [stdout] 73 | |         .start_entry_with_hint("huge.bin", Some(huge_data.len() as u64))
[INFO] [stdout]    | |         -^^^^^^^^^^^^^^^^^^^^^ method not found in `!`
[INFO] [stdout]    | |_________|
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> examples/optimized_usage.rs:73:32
[INFO] [stdout]    |
[INFO] [stdout] 72 |     writer
[INFO] [stdout]    |     ------ any code following this expression is unreachable
[INFO] [stdout] 73 |         .start_entry_with_hint("huge.bin", Some(huge_data.len() as u64))
[INFO] [stdout]    |                                ^^^^^^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `start_entry` found for type `!` in the current scope
[INFO] [stdout]   --> examples/concurrent_demo.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     writer.start_entry("data.bin").await?;
[INFO] [stdout]    |            ^^^^^^^^^^^ method not found in `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write_data` found for type `!` in the current scope
[INFO] [stdout]   --> examples/optimized_usage.rs:75:12
[INFO] [stdout]    |
[INFO] [stdout] 75 |     writer.write_data(&huge_data).await?;
[INFO] [stdout]    |            ^^^^^^^^^^ method not found in `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> examples/optimized_usage.rs:75:23
[INFO] [stdout]    |
[INFO] [stdout] 75 |     writer.write_data(&huge_data).await?;
[INFO] [stdout]    |     ------            ^^^^^^^^^^ unreachable expression
[INFO] [stdout]    |     |
[INFO] [stdout]    |     any code following this expression is unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `start_entry` found for type `!` in the current scope
[INFO] [stdout]   --> examples/async_basic.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     writer.start_entry("hello.txt").await?;
[INFO] [stdout]    |            ^^^^^^^^^^^ method not found in `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `finish` found for type `!` in the current scope
[INFO] [stdout]   --> examples/optimized_usage.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 78 |     writer.finish().await?;
[INFO] [stdout]    |            ^^^^^^ method not found in `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable call
[INFO] [stdout]   --> examples/optimized_usage.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 78 |     writer.finish().await?;
[INFO] [stdout]    |     ------ ^^^^^^ unreachable call
[INFO] [stdout]    |     |
[INFO] [stdout]    |     any code following this expression is unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method call on a diverging inference variable
[INFO] [stdout]    --> examples/optimized_usage.rs:100:12
[INFO] [stdout]     |
[INFO] [stdout] 100 |     writer.start_entry("file1.txt").await?;
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider providing a type annotation
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #156047 <https://github.com/rust-lang/rust/issues/156047>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write_data` found for type `!` in the current scope
[INFO] [stdout]   --> examples/concurrent_demo.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     writer.write_data(&data).await?;
[INFO] [stdout]    |            ^^^^^^^^^^ method not found in `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> examples/concurrent_demo.rs:35:23
[INFO] [stdout]    |
[INFO] [stdout] 35 |     writer.write_data(&data).await?;
[INFO] [stdout]    |     ------            ^^^^^ unreachable expression
[INFO] [stdout]    |     |
[INFO] [stdout]    |     any code following this expression is unreachable
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write_data` found for type `!` in the current scope
[INFO] [stdout]   --> examples/async_basic.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     writer.write_data(b"Hello, async world!").await?;
[INFO] [stdout]    |            ^^^^^^^^^^ method not found in `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> examples/async_basic.rs:20:23
[INFO] [stdout]    |
[INFO] [stdout] 20 |     writer.write_data(b"Hello, async world!").await?;
[INFO] [stdout]    |     ------            ^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]    |     |
[INFO] [stdout]    |     any code following this expression is unreachable
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `start_entry` found for type `!` in the current scope
[INFO] [stdout]    --> examples/optimized_usage.rs:100:12
[INFO] [stdout]     |
[INFO] [stdout] 100 |     writer.start_entry("file1.txt").await?;
[INFO] [stdout]     |            ^^^^^^^^^^^ method not found in `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `finish` found for type `!` in the current scope
[INFO] [stdout]   --> examples/concurrent_demo.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     writer.finish().await?;
[INFO] [stdout]    |            ^^^^^^ method not found in `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable call
[INFO] [stdout]   --> examples/concurrent_demo.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     writer.finish().await?;
[INFO] [stdout]    |     ------ ^^^^^^ unreachable call
[INFO] [stdout]    |     |
[INFO] [stdout]    |     any code following this expression is unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `start_entry` found for type `!` in the current scope
[INFO] [stdout]   --> examples/async_basic.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     writer.start_entry("data.txt").await?;
[INFO] [stdout]    |            ^^^^^^^^^^^ method not found in `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> examples/async_basic.rs:24:24
[INFO] [stdout]    |
[INFO] [stdout] 24 |     writer.start_entry("data.txt").await?;
[INFO] [stdout]    |     ------             ^^^^^^^^^^ unreachable expression
[INFO] [stdout]    |     |
[INFO] [stdout]    |     any code following this expression is unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write_data` found for type `!` in the current scope
[INFO] [stdout]    --> examples/optimized_usage.rs:101:12
[INFO] [stdout]     |
[INFO] [stdout] 101 |     writer.write_data(b"Hello, World!").await?;
[INFO] [stdout]     |            ^^^^^^^^^^ method not found in `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> examples/optimized_usage.rs:101:23
[INFO] [stdout]     |
[INFO] [stdout] 101 |     writer.write_data(b"Hello, World!").await?;
[INFO] [stdout]     |     ------            ^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |     |
[INFO] [stdout]     |     any code following this expression is unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write_data` found for type `!` in the current scope
[INFO] [stdout]   --> examples/async_basic.rs:26:10
[INFO] [stdout]    |
[INFO] [stdout] 25 | /     writer
[INFO] [stdout] 26 | |         .write_data(b"This is data written with async/await.\n")
[INFO] [stdout]    | |         -^^^^^^^^^^ method not found in `!`
[INFO] [stdout]    | |_________|
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> examples/async_basic.rs:26:21
[INFO] [stdout]    |
[INFO] [stdout] 25 |     writer
[INFO] [stdout]    |     ------ any code following this expression is unreachable
[INFO] [stdout] 26 |         .write_data(b"This is data written with async/await.\n")
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `start_entry` found for type `!` in the current scope
[INFO] [stdout]    --> examples/optimized_usage.rs:103:12
[INFO] [stdout]     |
[INFO] [stdout] 103 |     writer.start_entry("file2.txt").await?;
[INFO] [stdout]     |            ^^^^^^^^^^^ method not found in `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> examples/optimized_usage.rs:103:24
[INFO] [stdout]     |
[INFO] [stdout] 103 |     writer.start_entry("file2.txt").await?;
[INFO] [stdout]     |     ------             ^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |     |
[INFO] [stdout]     |     any code following this expression is unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `s-zip` (example "concurrent_demo") due to 4 previous errors; 4 warnings emitted
[INFO] [stdout] error[E0599]: no method named `write_data` found for type `!` in the current scope
[INFO] [stdout]   --> examples/async_basic.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     writer.write_data(b"Multiple writes work fine!\n").await?;
[INFO] [stdout]    |            ^^^^^^^^^^ method not found in `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> examples/async_basic.rs:28:23
[INFO] [stdout]    |
[INFO] [stdout] 28 |     writer.write_data(b"Multiple writes work fine!\n").await?;
[INFO] [stdout]    |     ------            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]    |     |
[INFO] [stdout]    |     any code following this expression is unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write_data` found for type `!` in the current scope
[INFO] [stdout]    --> examples/optimized_usage.rs:104:12
[INFO] [stdout]     |
[INFO] [stdout] 104 |     writer.write_data(b"More data here...").await?;
[INFO] [stdout]     |            ^^^^^^^^^^ method not found in `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> examples/optimized_usage.rs:104:23
[INFO] [stdout]     |
[INFO] [stdout] 104 |     writer.write_data(b"More data here...").await?;
[INFO] [stdout]     |     ------            ^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |     |
[INFO] [stdout]     |     any code following this expression is unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `start_entry` found for type `!` in the current scope
[INFO] [stdout]   --> examples/async_basic.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     writer.start_entry("large.txt").await?;
[INFO] [stdout]    |            ^^^^^^^^^^^ method not found in `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> examples/async_basic.rs:32:24
[INFO] [stdout]    |
[INFO] [stdout] 32 |     writer.start_entry("large.txt").await?;
[INFO] [stdout]    |     ------             ^^^^^^^^^^^ unreachable expression
[INFO] [stdout]    |     |
[INFO] [stdout]    |     any code following this expression is unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `finish` found for type `!` in the current scope
[INFO] [stdout]    --> examples/optimized_usage.rs:106:12
[INFO] [stdout]     |
[INFO] [stdout] 106 |     writer.finish().await?;
[INFO] [stdout]     |            ^^^^^^ method not found in `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable call
[INFO] [stdout]    --> examples/optimized_usage.rs:106:12
[INFO] [stdout]     |
[INFO] [stdout] 106 |     writer.finish().await?;
[INFO] [stdout]     |     ------ ^^^^^^ unreachable call
[INFO] [stdout]     |     |
[INFO] [stdout]     |     any code following this expression is unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method call on a diverging inference variable
[INFO] [stdout]    --> examples/optimized_usage.rs:160:13
[INFO] [stdout]     |
[INFO] [stdout] 160 |     writer1.start_entry("data.bin").await?;
[INFO] [stdout]     |             ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider providing a type annotation
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #156047 <https://github.com/rust-lang/rust/issues/156047>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write_data` found for type `!` in the current scope
[INFO] [stdout]   --> examples/async_basic.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     writer.write_data(large_data.as_bytes()).await?;
[INFO] [stdout]    |            ^^^^^^^^^^ method not found in `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> examples/async_basic.rs:34:23
[INFO] [stdout]    |
[INFO] [stdout] 34 |     writer.write_data(large_data.as_bytes()).await?;
[INFO] [stdout]    |     ------            ^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]    |     |
[INFO] [stdout]    |     any code following this expression is unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `start_entry` found for type `!` in the current scope
[INFO] [stdout]    --> examples/optimized_usage.rs:160:13
[INFO] [stdout]     |
[INFO] [stdout] 160 |     writer1.start_entry("data.bin").await?;
[INFO] [stdout]     |             ^^^^^^^^^^^ method not found in `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `finish` found for type `!` in the current scope
[INFO] [stdout]   --> examples/async_basic.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     writer.finish().await?;
[INFO] [stdout]    |            ^^^^^^ method not found in `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable call
[INFO] [stdout]   --> examples/async_basic.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     writer.finish().await?;
[INFO] [stdout]    |     ------ ^^^^^^ unreachable call
[INFO] [stdout]    |     |
[INFO] [stdout]    |     any code following this expression is unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write_data` found for type `!` in the current scope
[INFO] [stdout]    --> examples/optimized_usage.rs:161:13
[INFO] [stdout]     |
[INFO] [stdout] 161 |     writer1.write_data(&data).await?;
[INFO] [stdout]     |             ^^^^^^^^^^ method not found in `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> examples/optimized_usage.rs:161:24
[INFO] [stdout]     |
[INFO] [stdout] 161 |     writer1.write_data(&data).await?;
[INFO] [stdout]     |     -------            ^^^^^ unreachable expression
[INFO] [stdout]     |     |
[INFO] [stdout]     |     any code following this expression is unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `s-zip` (example "async_basic") due to 9 previous errors; 9 warnings emitted
[INFO] [stdout] error[E0599]: no method named `finish` found for type `!` in the current scope
[INFO] [stdout]    --> examples/optimized_usage.rs:162:13
[INFO] [stdout]     |
[INFO] [stdout] 162 |     writer1.finish().await?;
[INFO] [stdout]     |             ^^^^^^ method not found in `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable call
[INFO] [stdout]    --> examples/optimized_usage.rs:162:13
[INFO] [stdout]     |
[INFO] [stdout] 162 |     writer1.finish().await?;
[INFO] [stdout]     |     ------- ^^^^^^ unreachable call
[INFO] [stdout]     |     |
[INFO] [stdout]     |     any code following this expression is unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method call on a diverging inference variable
[INFO] [stdout]    --> examples/optimized_usage.rs:170:10
[INFO] [stdout]     |
[INFO] [stdout] 170 |         .start_entry_with_hint("data.bin", Some(data.len() as u64))
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider providing a type annotation
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #156047 <https://github.com/rust-lang/rust/issues/156047>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `start_entry_with_hint` found for type `!` in the current scope
[INFO] [stdout]    --> examples/optimized_usage.rs:170:10
[INFO] [stdout]     |
[INFO] [stdout] 169 | /     writer2
[INFO] [stdout] 170 | |         .start_entry_with_hint("data.bin", Some(data.len() as u64))
[INFO] [stdout]     | |         -^^^^^^^^^^^^^^^^^^^^^ method not found in `!`
[INFO] [stdout]     | |_________|
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write_data` found for type `!` in the current scope
[INFO] [stdout]    --> examples/optimized_usage.rs:172:13
[INFO] [stdout]     |
[INFO] [stdout] 172 |     writer2.write_data(&data).await?;
[INFO] [stdout]     |             ^^^^^^^^^^ method not found in `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> examples/optimized_usage.rs:172:24
[INFO] [stdout]     |
[INFO] [stdout] 172 |     writer2.write_data(&data).await?;
[INFO] [stdout]     |     -------            ^^^^^ unreachable expression
[INFO] [stdout]     |     |
[INFO] [stdout]     |     any code following this expression is unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `finish` found for type `!` in the current scope
[INFO] [stdout]    --> examples/optimized_usage.rs:173:13
[INFO] [stdout]     |
[INFO] [stdout] 173 |     writer2.finish().await?;
[INFO] [stdout]     |             ^^^^^^ method not found in `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable call
[INFO] [stdout]    --> examples/optimized_usage.rs:173:13
[INFO] [stdout]     |
[INFO] [stdout] 173 |     writer2.finish().await?;
[INFO] [stdout]     |     ------- ^^^^^^ unreachable call
[INFO] [stdout]     |     |
[INFO] [stdout]     |     any code following this expression is unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `s-zip` (example "optimized_usage") due to 21 previous errors; 24 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "1eb744f3f19409c81c8a99d0eb2f83382849ce6243bd0d6561deda24221223dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eb744f3f19409c81c8a99d0eb2f83382849ce6243bd0d6561deda24221223dd", kill_on_drop: false }`
[INFO] [stdout] 1eb744f3f19409c81c8a99d0eb2f83382849ce6243bd0d6561deda24221223dd
