[INFO] fetching crate libwebp-sys2 0.2.0...
[INFO] testing libwebp-sys2-0.2.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate libwebp-sys2 0.2.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate libwebp-sys2 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate libwebp-sys2 0.2.0
[INFO] tweaked toml for crates.io crate libwebp-sys2 0.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate libwebp-sys2 0.2.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate libwebp-sys2 0.2.0 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.2.15
[INFO] [stderr]   Downloaded libwebp-sys2 v0.1.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 35d7293ced75641721cec03df2fbd6f63031752b2898842710c02570c8e13744
[INFO] running `Command { std: "docker" "start" "-a" "35d7293ced75641721cec03df2fbd6f63031752b2898842710c02570c8e13744", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35d7293ced75641721cec03df2fbd6f63031752b2898842710c02570c8e13744", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35d7293ced75641721cec03df2fbd6f63031752b2898842710c02570c8e13744", kill_on_drop: false }`
[INFO] [stdout] 35d7293ced75641721cec03df2fbd6f63031752b2898842710c02570c8e13744
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f826f1da40c45bce48db3ca319a0479dae6c18486bdaeebae513d02462f26f46
[INFO] running `Command { std: "docker" "start" "-a" "f826f1da40c45bce48db3ca319a0479dae6c18486bdaeebae513d02462f26f46", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.2.15
[INFO] [stderr]    Compiling libwebp-sys2 v0.1.11
[INFO] [stderr]    Compiling libwebp-sys2 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "f826f1da40c45bce48db3ca319a0479dae6c18486bdaeebae513d02462f26f46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f826f1da40c45bce48db3ca319a0479dae6c18486bdaeebae513d02462f26f46", kill_on_drop: false }`
[INFO] [stdout] f826f1da40c45bce48db3ca319a0479dae6c18486bdaeebae513d02462f26f46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e6b78355857760add5d19e7b521352f2e996d2687e25f9e1d52d9defc480a25
[INFO] running `Command { std: "docker" "start" "-a" "8e6b78355857760add5d19e7b521352f2e996d2687e25f9e1d52d9defc480a25", kill_on_drop: false }`
[INFO] [stderr]    Compiling libwebp-sys2 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `WebPInitDecBuffer` that must be used
[INFO] [stdout]  --> tests/decode.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |         WebPInitDecBuffer(&mut buf);
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 8 |         let _ = WebPInitDecBuffer(&mut buf);
[INFO] [stdout]   |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "8e6b78355857760add5d19e7b521352f2e996d2687e25f9e1d52d9defc480a25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e6b78355857760add5d19e7b521352f2e996d2687e25f9e1d52d9defc480a25", kill_on_drop: false }`
[INFO] [stdout] 8e6b78355857760add5d19e7b521352f2e996d2687e25f9e1d52d9defc480a25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 54637df0411c5c36ce1ffda61f34487838c1881e164c902fbe899f0e4b8287bf
[INFO] running `Command { std: "docker" "start" "-a" "54637df0411c5c36ce1ffda61f34487838c1881e164c902fbe899f0e4b8287bf", kill_on_drop: false }`
[INFO] [stderr] warning: unused return value of `WebPInitDecBuffer` that must be used
[INFO] [stderr]  --> tests/decode.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |         WebPInitDecBuffer(&mut buf);
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]   |
[INFO] [stderr] 8 |         let _ = WebPInitDecBuffer(&mut buf);
[INFO] [stderr]   |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `libwebp-sys2` (test "decode") generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/libwebp_sys-c86c5a68f83be214)
[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 tests/decode.rs (/opt/rustwide/target/debug/deps/decode-46532a5c59fc14c5)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_new_and_delete ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/demux.rs (/opt/rustwide/target/debug/deps/demux-23054c3aeea61546)
[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 tests/encode.rs (/opt/rustwide/target/debug/deps/encode-1535326b94589926)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_new_and_delete ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/mux.rs (/opt/rustwide/target/debug/deps/mux-aa16255e9f48c5b1)
[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 tests/types.rs (/opt/rustwide/target/debug/deps/types-937870a381cb3803)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests libwebp_sys
[INFO] [stdout] test test_malloc ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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" "54637df0411c5c36ce1ffda61f34487838c1881e164c902fbe899f0e4b8287bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54637df0411c5c36ce1ffda61f34487838c1881e164c902fbe899f0e4b8287bf", kill_on_drop: false }`
[INFO] [stdout] 54637df0411c5c36ce1ffda61f34487838c1881e164c902fbe899f0e4b8287bf