[INFO] fetching crate mkaudiolibrary 0.3.0...
[INFO] testing mkaudiolibrary-0.3.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate mkaudiolibrary 0.3.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate mkaudiolibrary 0.3.0
[INFO] finished tweaking crates.io crate mkaudiolibrary 0.3.0
[INFO] tweaked toml for crates.io crate mkaudiolibrary 0.3.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mkaudiolibrary 0.3.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mkaudiolibrary 0.3.0 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b162ed3cebf00f304cfc6009a97bf1359c19bb298044c9dedc61f9ea68bb4ff1
[INFO] running `Command { std: "docker" "start" "-a" "b162ed3cebf00f304cfc6009a97bf1359c19bb298044c9dedc61f9ea68bb4ff1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b162ed3cebf00f304cfc6009a97bf1359c19bb298044c9dedc61f9ea68bb4ff1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b162ed3cebf00f304cfc6009a97bf1359c19bb298044c9dedc61f9ea68bb4ff1", kill_on_drop: false }`
[INFO] [stdout] b162ed3cebf00f304cfc6009a97bf1359c19bb298044c9dedc61f9ea68bb4ff1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2cb9dd1228632972f164a31c44446a1fdb099367851f9ce5c23c312073a67807
[INFO] running `Command { std: "docker" "start" "-a" "2cb9dd1228632972f164a31c44446a1fdb099367851f9ce5c23c312073a67807", kill_on_drop: false }`
[INFO] [stderr]    Compiling libloading v0.8.5
[INFO] [stderr]    Compiling no_denormals v0.1.2
[INFO] [stderr]    Compiling mkaudiolibrary v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `integer_sign_cast` has been stable since 1.87.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(integer_sign_cast)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "2cb9dd1228632972f164a31c44446a1fdb099367851f9ce5c23c312073a67807", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cb9dd1228632972f164a31c44446a1fdb099367851f9ce5c23c312073a67807", kill_on_drop: false }`
[INFO] [stdout] 2cb9dd1228632972f164a31c44446a1fdb099367851f9ce5c23c312073a67807
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9a32afd057bb989322c3b7f918f4d99720d2a97961755904ab0abb453114ab8
[INFO] running `Command { std: "docker" "start" "-a" "b9a32afd057bb989322c3b7f918f4d99720d2a97961755904ab0abb453114ab8", kill_on_drop: false }`
[INFO] [stdout] warning: the feature `integer_sign_cast` has been stable since 1.87.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(integer_sign_cast)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mkaudiolibrary v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `integer_sign_cast` has been stable since 1.87.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(integer_sign_cast)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "b9a32afd057bb989322c3b7f918f4d99720d2a97961755904ab0abb453114ab8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9a32afd057bb989322c3b7f918f4d99720d2a97961755904ab0abb453114ab8", kill_on_drop: false }`
[INFO] [stdout] b9a32afd057bb989322c3b7f918f4d99720d2a97961755904ab0abb453114ab8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f1698af6ee98cf7d4a41e35029b07e1f9527514fba6dbbc101fb8f895179c969
[INFO] running `Command { std: "docker" "start" "-a" "f1698af6ee98cf7d4a41e35029b07e1f9527514fba6dbbc101fb8f895179c969", kill_on_drop: false }`
[INFO] [stderr] warning: the feature `integer_sign_cast` has been stable since 1.87.0 and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stderr]  --> src/lib.rs:1:12
[INFO] [stdout] running 0 tests
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr] 1 | #![feature(integer_sign_cast)]
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `mkaudiolibrary` (lib) generated 1 warning
[INFO] [stderr] warning: `mkaudiolibrary` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mkaudiolibrary-533f6a5bd54874c4)
[INFO] [stderr]    Doc-tests mkaudiolibrary
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout] test src/lib.rs - processor (line 18) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - processor (line 18) stdout ----
[INFO] [stdout] error[E0599]: no method named `unwrap` found for struct `mkaudiolibrary::buffer::Buffer<_>` in the current scope
[INFO] [stdout]   --> src/lib.rs:31:135
[INFO] [stdout]    |
[INFO] [stdout] 31 | ...at!("parameter"), 0.5)], internal_buffer : Buffer::new(1024).unwrap() } } }
[INFO] [stdout]    |                                                                 ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `swap` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/slice/mod.rs:901:4
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap` found for unit type `()` in the current scope
[INFO] [stdout]   --> src/lib.rs:41:120
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn prepare_to_play(&mut self, buffer_size : usize, sample_rate : usize) { self.internal_buffer.resize(buffer_size).unwrap(); }
[INFO] [stdout]    |                                                                                                                        ^^^^^^ method not found in `()`
[INFO] [stdout]    |
[INFO] [stdout] note: method `resize` modifies its receiver in-place
[INFO] [stdout]   --> src/lib.rs:41:100
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn prepare_to_play(&mut self, buffer_size : usize, sample_rate : usize) { self.internal_buffer.resize(buffer_size).unwrap(); }
[INFO] [stdout]    |                                                                                                    ^^^^^^ this call modifies its receiver in-place
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - processor (line 18)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f1698af6ee98cf7d4a41e35029b07e1f9527514fba6dbbc101fb8f895179c969", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1698af6ee98cf7d4a41e35029b07e1f9527514fba6dbbc101fb8f895179c969", kill_on_drop: false }`
[INFO] [stdout] f1698af6ee98cf7d4a41e35029b07e1f9527514fba6dbbc101fb8f895179c969
