[INFO] fetching crate mcpat 0.9.0...
[INFO] checking mcpat-0.9.0 against master#df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e for pr-95474
[INFO] extracting crate mcpat 0.9.0 into /workspace/builds/worker-18/source
[INFO] validating manifest of crates.io crate mcpat 0.9.0 on toolchain df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mcpat 0.9.0
[INFO] finished tweaking crates.io crate mcpat 0.9.0
[INFO] tweaked toml for crates.io crate mcpat 0.9.0 written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "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" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "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 hiredis-sys v0.4.1
[INFO] [stderr]   Downloaded hiredis v0.3.1
[INFO] [stderr]   Downloaded fixture v0.3.1
[INFO] [stderr]   Downloaded mcpat-sys v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f2288e262e5a6539bac9d2a05a5a99c3254155b5d9e0066efda86c4b0a492f5
[INFO] running `Command { std: "docker" "start" "-a" "8f2288e262e5a6539bac9d2a05a5a99c3254155b5d9e0066efda86c4b0a492f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f2288e262e5a6539bac9d2a05a5a99c3254155b5d9e0066efda86c4b0a492f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f2288e262e5a6539bac9d2a05a5a99c3254155b5d9e0066efda86c4b0a492f5", kill_on_drop: false }`
[INFO] [stdout] 8f2288e262e5a6539bac9d2a05a5a99c3254155b5d9e0066efda86c4b0a492f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 615ab78411a077778f5d0a3de05af1ec8679f32fe5206bb241c04325153386d7
[INFO] running `Command { std: "docker" "start" "-a" "615ab78411a077778f5d0a3de05af1ec8679f32fe5206bb241c04325153386d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling mcpat-sys v0.8.0
[INFO] [stderr]     Checking fixture v0.3.1
[INFO] [stderr] error: could not compile `libc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name libc /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libc-0.2.121/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=ffd9fff2066e7960 -C extra-filename=-ffd9fff2066e7960 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid --cfg freebsd11 --cfg libc_priv_mod_use --cfg libc_union --cfg libc_const_size_of --cfg libc_align --cfg libc_core_cvoid --cfg libc_packedN --cfg libc_cfg_target_vendor --cfg libc_non_exhaustive --cfg libc_ptr_addr_of` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "615ab78411a077778f5d0a3de05af1ec8679f32fe5206bb241c04325153386d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "615ab78411a077778f5d0a3de05af1ec8679f32fe5206bb241c04325153386d7", kill_on_drop: false }`
[INFO] [stdout] 615ab78411a077778f5d0a3de05af1ec8679f32fe5206bb241c04325153386d7