[INFO] fetching crate fpsdk 1.0.3...
[INFO] checking fpsdk-1.0.3 against 4d7c0cd298ace72490220301fa543d63a154f8ce for pr-164789
[INFO] extracting crate fpsdk 1.0.3 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate fpsdk 1.0.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate fpsdk 1.0.3
[INFO] tweaked toml for crates.io crate fpsdk 1.0.3 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fpsdk 1.0.3 on toolchain 4d7c0cd298ace72490220301fa543d63a154f8ce
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d7c0cd298ace72490220301fa543d63a154f8ce" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fpsdk 1.0.3 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" "+4d7c0cd298ace72490220301fa543d63a154f8ce" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:c0af3998e971868164375a7dfb646c9933ddd1a3bdb00fa2041266763dc1eeab" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 49d994afef3560392be4b0012028b21cf69d4ebac84dc34301443a5500d2abea
[INFO] running `Command { std: "docker" "start" "49d994afef3560392be4b0012028b21cf69d4ebac84dc34301443a5500d2abea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49d994afef3560392be4b0012028b21cf69d4ebac84dc34301443a5500d2abea", 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" "49d994afef3560392be4b0012028b21cf69d4ebac84dc34301443a5500d2abea" "/opt/rustwide/cargo-home/bin/cargo" "+4d7c0cd298ace72490220301fa543d63a154f8ce" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49d994afef3560392be4b0012028b21cf69d4ebac84dc34301443a5500d2abea", 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" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "49d994afef3560392be4b0012028b21cf69d4ebac84dc34301443a5500d2abea" "/opt/rustwide/cargo-home/bin/cargo" "+4d7c0cd298ace72490220301fa543d63a154f8ce" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling syn v1.0.24
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking hresult v0.0.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking simple-logging v2.0.2
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]    Compiling fpsdk v1.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking simplelog v0.7.6
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/host.rs:781:22
[INFO] [stdout]     |
[INFO] [stdout] 781 |             unsafe { std::slice::from_raw_parts_mut(message.value as *mut f32, WAVETABLE_SIZE) };
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:47:5
[INFO] [stdout]     |
[INFO] [stdout]  47 |     unused_qualifications,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 781 -             unsafe { std::slice::from_raw_parts_mut(message.value as *mut f32, WAVETABLE_SIZE) };
[INFO] [stdout] 781 +             unsafe { slice::from_raw_parts_mut(message.value as *mut f32, WAVETABLE_SIZE) };
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/plugin/message.rs:846:29
[INFO] [stdout]     |
[INFO] [stdout] 846 |         let len_bytes: [u8; mem::size_of::<i32>()] = unsafe { mem::transmute(len) };
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 846 -         let len_bytes: [u8; mem::size_of::<i32>()] = unsafe { mem::transmute(len) };
[INFO] [stdout] 846 +         let len_bytes: [u8; size_of::<i32>()] = unsafe { mem::transmute(len) };
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]   --> src/plugin.rs:55:19
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub trait Plugin: std::fmt::Debug + RefUnwindSafe + Send + Sync + 'static {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]    |
[INFO] [stdout] 55 - pub trait Plugin: std::fmt::Debug + RefUnwindSafe + Send + Sync + 'static {
[INFO] [stdout] 55 + pub trait Plugin: fmt::Debug + RefUnwindSafe + Send + Sync + 'static {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lib.rs:162:1
[INFO] [stdout]     |
[INFO] [stdout] 162 | / /// FFI to make C string (`char *`) managed by C side. Because `char *` produced by
[INFO] [stdout] 163 | | /// `CString::into_raw` leads to memory leak:
[INFO] [stdout] 164 | | ///
[INFO] [stdout] 165 | | /// > The pointer which this function returns must be returned to Rust and reconstituted using
[INFO] [stdout] 166 | | /// > from_raw to be properly deallocated. Specifically, one should not use the standard C free()
[INFO] [stdout] 167 | | /// > function to deallocate this string.
[INFO] [stdout]     | |_________________________________________^
[INFO] [stdout] 168 |   #[no_mangle]
[INFO] [stdout] 169 | / extern "C" {
[INFO] [stdout] 170 | |     fn alloc_real_cstr(raw_str: *mut c_char) -> *mut c_char;
[INFO] [stdout] 171 | | }
[INFO] [stdout]     | |_- rustdoc does not generate documentation for extern blocks
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the `no_mangle` attribute cannot be used on foreign modules
[INFO] [stdout]    --> src/host.rs:315:3
[INFO] [stdout]     |
[INFO] [stdout] 315 | #[no_mangle]
[INFO] [stdout]     |   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `no_mangle` attribute can be applied to functions and statics
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the `no_mangle` attribute cannot be used on foreign modules
[INFO] [stdout]    --> src/host.rs:432:3
[INFO] [stdout]     |
[INFO] [stdout] 432 | #[no_mangle]
[INFO] [stdout]     |   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `no_mangle` attribute can be applied to functions and statics
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the `no_mangle` attribute cannot be used on foreign modules
[INFO] [stdout]    --> src/lib.rs:168:3
[INFO] [stdout]     |
[INFO] [stdout] 168 | #[no_mangle]
[INFO] [stdout]     |   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `no_mangle` attribute can be applied to functions and statics
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fpsdk` (lib) due to 3 previous errors; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "49d994afef3560392be4b0012028b21cf69d4ebac84dc34301443a5500d2abea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49d994afef3560392be4b0012028b21cf69d4ebac84dc34301443a5500d2abea", kill_on_drop: false }`
[INFO] [stdout] 49d994afef3560392be4b0012028b21cf69d4ebac84dc34301443a5500d2abea
