[INFO] fetching crate rtdlib 1.8.1...
[INFO] testing rtdlib-1.8.1 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate rtdlib 1.8.1 into /workspace/builds/worker-2-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-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rtdlib 1.8.1 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "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" "+1.99.0-beta.8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 49 packages to highest compatible versions
[INFO] [stderr]       Adding serde-aux v0.6.1 (available: v4.7.0)
[INFO] [stderr]       Adding uuid v0.8.2 (available: v1.28.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde-aux v0.6.1
[INFO] [stderr]   Downloaded rtdlib-sys v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] ab5c9575c8079bca6dd082c90039dfe2cf88cabff84c6a78fdc3c4ffc2d8ef29
[INFO] running `Command { std: "docker" "start" "ab5c9575c8079bca6dd082c90039dfe2cf88cabff84c6a78fdc3c4ffc2d8ef29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab5c9575c8079bca6dd082c90039dfe2cf88cabff84c6a78fdc3c4ffc2d8ef29", 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" "ab5c9575c8079bca6dd082c90039dfe2cf88cabff84c6a78fdc3c4ffc2d8ef29" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab5c9575c8079bca6dd082c90039dfe2cf88cabff84c6a78fdc3c4ffc2d8ef29", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ab5c9575c8079bca6dd082c90039dfe2cf88cabff84c6a78fdc3c4ffc2d8ef29" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling serde_json v1.0.154
[INFO] [stderr]    Compiling syn v3.0.9
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling chrono v0.4.45
[INFO] [stderr]    Compiling serde_derive v1.0.229
[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/1.99.0-beta.8-x86_64-unknown-linux-gnu/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 opt-level=3 -C embed-bitcode=no --cfg 'feature="default"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "rtdlib-sys", "sys"))' -C metadata=8d04eaa87f90abb4 -C extra-filename=-5c31aeff580daf61 --out-dir /opt/rustwide/target/release/deps -C strip=debuginfo -L dependency=/opt/rustwide/target/release/deps --extern libc=/opt/rustwide/target/release/deps/liblibc-a0a6e54f1566fa83.rmeta --extern serde=/opt/rustwide/target/release/deps/libserde-7048e06194ec431f.rmeta --extern serde_aux=/opt/rustwide/target/release/deps/libserde_aux-d1f55d1e36934122.rmeta --extern serde_derive=/opt/rustwide/target/release/deps/libserde_derive-b05f688503395a5d.so --extern serde_json=/opt/rustwide/target/release/deps/libserde_json-3faa2508661d394c.rmeta --extern uuid=/opt/rustwide/target/release/deps/libuuid-6e9e751af4927c4e.rmeta --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "ab5c9575c8079bca6dd082c90039dfe2cf88cabff84c6a78fdc3c4ffc2d8ef29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab5c9575c8079bca6dd082c90039dfe2cf88cabff84c6a78fdc3c4ffc2d8ef29", kill_on_drop: false }`
[INFO] [stdout] ab5c9575c8079bca6dd082c90039dfe2cf88cabff84c6a78fdc3c4ffc2d8ef29
