[INFO] fetching crate rtdlib 1.8.1...
[INFO] testing rtdlib-1.8.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate rtdlib 1.8.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate rtdlib 1.8.1
[INFO] finished tweaking crates.io crate rtdlib 1.8.1
[INFO] tweaked toml for crates.io crate rtdlib 1.8.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rtdlib 1.8.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 43 packages to latest compatible versions
[INFO] [stderr]       Adding serde-aux v0.6.1 (available: v4.7.0)
[INFO] [stderr]       Adding uuid v0.8.2 (available: v1.18.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rtdlib-sys v0.1.0
[INFO] [stderr]   Downloaded serde-aux v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b2a1a8f685c50be262e52ddf9eb30021d3146b10254014406d1f8ede62f4750
[INFO] running `Command { std: "docker" "start" "-a" "2b2a1a8f685c50be262e52ddf9eb30021d3146b10254014406d1f8ede62f4750", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b2a1a8f685c50be262e52ddf9eb30021d3146b10254014406d1f8ede62f4750", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b2a1a8f685c50be262e52ddf9eb30021d3146b10254014406d1f8ede62f4750", kill_on_drop: false }`
[INFO] [stdout] 2b2a1a8f685c50be262e52ddf9eb30021d3146b10254014406d1f8ede62f4750
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9da1a8aba441fdfe76e936ce89965d4804ff23f133b8f17a195d2381354c725
[INFO] running `Command { std: "docker" "start" "-a" "e9da1a8aba441fdfe76e936ce89965d4804ff23f133b8f17a195d2381354c725", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde-aux v0.6.1
[INFO] [stderr]    Compiling rtdlib v1.8.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `rtdlib` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/bin/rustc --crate-name rtdlib --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "rtdlib-sys", "sys"))' -C metadata=16365ce10b66bf22 -C extra-filename=-031856bab1da151a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern libc=/opt/rustwide/target/debug/deps/liblibc-e2775a15e5abc6fd.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-37646bd4e49bfacd.rmeta --extern serde_aux=/opt/rustwide/target/debug/deps/libserde_aux-768b28e664538b78.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-0fe8f557af9c68aa.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-f8dd111aa1eebc08.rmeta --extern uuid=/opt/rustwide/target/debug/deps/libuuid-cf960bc4fe7b0b56.rmeta --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "e9da1a8aba441fdfe76e936ce89965d4804ff23f133b8f17a195d2381354c725", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9da1a8aba441fdfe76e936ce89965d4804ff23f133b8f17a195d2381354c725", kill_on_drop: false }`
[INFO] [stdout] e9da1a8aba441fdfe76e936ce89965d4804ff23f133b8f17a195d2381354c725