[INFO] fetching crate rusty_wwise 0.1.2...
[INFO] testing rusty_wwise-0.1.2 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate rusty_wwise 0.1.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate rusty_wwise 0.1.2
[INFO] finished tweaking crates.io crate rusty_wwise 0.1.2
[INFO] tweaked toml for crates.io crate rusty_wwise 0.1.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rusty_wwise 0.1.2 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 05cbe8a9c24053081e4b7f57c7d3dcdbc18ecd99f33cdaf9ec6353169f0a36cd
[INFO] running `Command { std: "docker" "start" "-a" "05cbe8a9c24053081e4b7f57c7d3dcdbc18ecd99f33cdaf9ec6353169f0a36cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05cbe8a9c24053081e4b7f57c7d3dcdbc18ecd99f33cdaf9ec6353169f0a36cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05cbe8a9c24053081e4b7f57c7d3dcdbc18ecd99f33cdaf9ec6353169f0a36cd", kill_on_drop: false }`
[INFO] [stdout] 05cbe8a9c24053081e4b7f57c7d3dcdbc18ecd99f33cdaf9ec6353169f0a36cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b17c7832c29faef0b13550405cba84f5d4b5224fdc4cb90d0d95f29ad526015f
[INFO] running `Command { std: "docker" "start" "-a" "b17c7832c29faef0b13550405cba84f5d4b5224fdc4cb90d0d95f29ad526015f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusty_wwise v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` block uses type `char`, which is not FFI-safe
[INFO] [stdout]  --> src/lib.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 |     fn hello_from_cpp() -> *const char;
[INFO] [stdout]   |                            ^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using `u32` or `libc::wchar_t` instead
[INFO] [stdout]   = note: the `char` type has no C equivalent
[INFO] [stdout]   = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "b17c7832c29faef0b13550405cba84f5d4b5224fdc4cb90d0d95f29ad526015f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b17c7832c29faef0b13550405cba84f5d4b5224fdc4cb90d0d95f29ad526015f", kill_on_drop: false }`
[INFO] [stdout] b17c7832c29faef0b13550405cba84f5d4b5224fdc4cb90d0d95f29ad526015f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab2bb66777ab3a60211c9fddc5c2d0ba15dd6496d3ccdc36353cb48a915041db
[INFO] running `Command { std: "docker" "start" "-a" "ab2bb66777ab3a60211c9fddc5c2d0ba15dd6496d3ccdc36353cb48a915041db", kill_on_drop: false }`
[INFO] [stdout] warning: `extern` block uses type `char`, which is not FFI-safe
[INFO] [stdout]  --> src/lib.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 |     fn hello_from_cpp() -> *const char;
[INFO] [stdout]   |                            ^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using `u32` or `libc::wchar_t` instead
[INFO] [stdout]   = note: the `char` type has no C equivalent
[INFO] [stdout]   = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rusty_wwise v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` block uses type `char`, which is not FFI-safe
[INFO] [stdout]  --> src/lib.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 |     fn hello_from_cpp() -> *const char;
[INFO] [stdout]   |                            ^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using `u32` or `libc::wchar_t` instead
[INFO] [stdout]   = note: the `char` type has no C equivalent
[INFO] [stdout]   = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "ab2bb66777ab3a60211c9fddc5c2d0ba15dd6496d3ccdc36353cb48a915041db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab2bb66777ab3a60211c9fddc5c2d0ba15dd6496d3ccdc36353cb48a915041db", kill_on_drop: false }`
[INFO] [stdout] ab2bb66777ab3a60211c9fddc5c2d0ba15dd6496d3ccdc36353cb48a915041db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d48c84b129623337dba92280fe296c969865035a8e6bf04543653845ff3dc90e
[INFO] running `Command { std: "docker" "start" "-a" "d48c84b129623337dba92280fe296c969865035a8e6bf04543653845ff3dc90e", kill_on_drop: false }`
[INFO] [stderr] warning: `extern` block uses type `char`, which is not FFI-safe
[INFO] [stderr]  --> src/lib.rs:2:28
[INFO] [stderr]   |
[INFO] [stderr] 2 |     fn hello_from_cpp() -> *const char;
[INFO] [stderr]   |                            ^^^^^^^^^^^ not FFI-safe
[INFO] [stderr]   |
[INFO] [stderr]   = help: consider using `u32` or `libc::wchar_t` instead
[INFO] [stderr]   = note: the `char` type has no C equivalent
[INFO] [stderr]   = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rusty_wwise` (lib) generated 1 warning
[INFO] [stderr] warning: `rusty_wwise` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rusty_wwise-389856202e6340f1)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rusty_wwise
[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 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d48c84b129623337dba92280fe296c969865035a8e6bf04543653845ff3dc90e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d48c84b129623337dba92280fe296c969865035a8e6bf04543653845ff3dc90e", kill_on_drop: false }`
[INFO] [stdout] d48c84b129623337dba92280fe296c969865035a8e6bf04543653845ff3dc90e