[INFO] fetching crate rtdlib 1.8.1...
[INFO] testing rtdlib-1.8.1 against 1.60.0 for beta-1.61-1
[INFO] extracting crate rtdlib 1.8.1 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate rtdlib 1.8.1 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-16/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded itoa v1.0.1
[INFO] [stderr]   Downloaded serde-aux v0.6.1
[INFO] [stderr]   Downloaded getrandom v0.2.6
[INFO] [stderr]   Downloaded serde_json v1.0.79
[INFO] [stderr]   Downloaded rtdlib-sys v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e60a540c029768412c04c27d2579de9449cc735f134d9090590134675f3d456
[INFO] running `Command { std: "docker" "start" "-a" "3e60a540c029768412c04c27d2579de9449cc735f134d9090590134675f3d456", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e60a540c029768412c04c27d2579de9449cc735f134d9090590134675f3d456", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e60a540c029768412c04c27d2579de9449cc735f134d9090590134675f3d456", kill_on_drop: false }`
[INFO] [stdout] 3e60a540c029768412c04c27d2579de9449cc735f134d9090590134675f3d456
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11ae1ce36c85da5a6ba45f6a2828c450be65879ca051375f24b95f87826f0e89
[INFO] running `Command { std: "docker" "start" "-a" "11ae1ce36c85da5a6ba45f6a2828c450be65879ca051375f24b95f87826f0e89", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling chrono v0.4.19
[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`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `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"' -C metadata=bd2a442f6f69ce5b -C extra-filename=-bd2a442f6f69ce5b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern libc=/opt/rustwide/target/debug/deps/liblibc-cbcf0797f466a12c.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-3470883e27ae10a4.rmeta --extern serde_aux=/opt/rustwide/target/debug/deps/libserde_aux-233b44324712b1f6.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-ad67c4f1270cdf22.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-00ba47f61690855c.rmeta --extern uuid=/opt/rustwide/target/debug/deps/libuuid-19e542e757cbe156.rmeta --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "11ae1ce36c85da5a6ba45f6a2828c450be65879ca051375f24b95f87826f0e89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11ae1ce36c85da5a6ba45f6a2828c450be65879ca051375f24b95f87826f0e89", kill_on_drop: false }`
[INFO] [stdout] 11ae1ce36c85da5a6ba45f6a2828c450be65879ca051375f24b95f87826f0e89