[INFO] fetching crate caldera 0.2.0...
[INFO] checking caldera-0.2.0 against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] extracting crate caldera 0.2.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate caldera 0.2.0 on toolchain 195ad4830e11a544391abe296b146450dea8411b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate caldera 0.2.0
[INFO] finished tweaking crates.io crate caldera 0.2.0
[INFO] tweaked toml for crates.io crate caldera 0.2.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate caldera 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 175a7c03a10895705583a01c9ad2fbbf90ac7684fd4aafd59c5033ba80740c74
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "175a7c03a10895705583a01c9ad2fbbf90ac7684fd4aafd59c5033ba80740c74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "175a7c03a10895705583a01c9ad2fbbf90ac7684fd4aafd59c5033ba80740c74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "175a7c03a10895705583a01c9ad2fbbf90ac7684fd4aafd59c5033ba80740c74", kill_on_drop: false }`
[INFO] [stdout] 175a7c03a10895705583a01c9ad2fbbf90ac7684fd4aafd59c5033ba80740c74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b4ba5dd9d951b3e39338f95c6e3ffe1e1914c879a195688192bebb3bbd683a1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2b4ba5dd9d951b3e39338f95c6e3ffe1e1914c879a195688192bebb3bbd683a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]     Checking same-file v1.0.5
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling vulkano v0.16.0
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking half v1.4.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking vk-sys v0.5.0
[INFO] [stderr]    Compiling curl v0.4.25
[INFO] [stderr]    Compiling cpal v0.10.0
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking json v0.12.0
[INFO] [stderr]     Checking splines v3.0.0
[INFO] [stderr]     Checking claxon v0.4.2
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking lock_api v0.3.1
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking walkdir v2.2.9
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]    Compiling glib-sys v0.9.0
[INFO] [stderr]    Compiling x11-dl v2.18.4
[INFO] [stderr]    Compiling gobject-sys v0.9.0
[INFO] [stderr]    Compiling libdbus-sys v0.2.1
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling freetype-sys v0.9.0
[INFO] [stderr]    Compiling memoffset v0.5.2
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking stb_truetype v0.3.0
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking num_cpus v1.11.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking raw-window-handle v0.3.1
[INFO] [stderr]     Checking socket2 v0.3.11
[INFO] [stderr]     Checking dbus v0.6.5
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling openssl-sys v0.9.52
[INFO] [stderr]    Compiling shaderc-sys v0.6.1
[INFO] [stderr]    Compiling curl-sys v0.4.23
[INFO] [stderr]     Checking png v0.15.0
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling wayland-scanner v0.21.13
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking rusttype v0.8.1
[INFO] [stderr]     Checking glib v0.8.2
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking crossbeam v0.7.2
[INFO] [stderr]     Checking wayland-sys v0.21.13
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking rayon v1.2.0
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]    Compiling wayland-client v0.21.13
[INFO] [stderr]    Compiling wayland-protocols v0.21.13
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.15.44/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' -C metadata=96ad5a5e00094611 -C extra-filename=-96ad5a5e00094611 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-8115c969f6e9e75a.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-c8c4589b60ce3921.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-a81338cd23b23cba.rmeta --cap-lints allow --cap-lints=forbid --cfg syn_can_match_trailing_dollar --cfg syn_can_use_thread_id --cfg syn_can_use_associated_constants --cfg syn_can_call_macro_by_path` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: linking with `cc` failed: signal: 9
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/195ad4830e11a544391abe296b146450dea8411b/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/build/wayland-client-f7ed8e23853b64e9/build_script_build-f7ed8e23853b64e9.build_script_build.5k6weg7x-cgu.0.rcgu.o" "/opt/rustwide/target/debug/build/wayland-client-f7ed8e23853b64e9/build_script_build-f7ed8e23853b64e9.build_script_build.5k6weg7x-cgu.1.rcgu.o" "/opt/rustwide/target/debug/build/wayland-client-f7ed8e23853b64e9/build_script_build-f7ed8e23853b64e9.build_script_build.5k6weg7x-cgu.10.rcgu.o" "/opt/rustwide/target/debug/build/wayland-client-f7ed8e23853b64e9/build_script_build-f7ed8e23853b64e9.build_script_build.5k6weg7x-cgu.11.rcgu.o" "/opt/rustwide/target/debug/build/wayland-client-f7ed8e23853b64e9/build_script_build-f7ed8e23853b64e9.build_script_build.5k6weg7x-cgu.12.rcgu.o" "/opt/rustwide/target/debug/build/wayland-client-f7ed8e23853b64e9/build_script_build-f7ed8e23853b64e9.build_script_build.5k6weg7x-cgu.13.rcgu.o" "/opt/rustwide/target/debug/build/wayland-client-f7ed8e23853b64e9/build_script_build-f7ed8e23853b64e9.build_script_build.5k6weg7x-cgu.14.rcgu.o" "/opt/rustwide/target/debug/build/wayland-client-f7ed8e23853b64e9/build_script_build-f7ed8e23853b64e9.build_script_build.5k6weg7x-cgu.15.rcgu.o" "/opt/rustwide/target/debug/build/wayland-client-f7ed8e23853b64e9/build_script_build-f7ed8e23853b64e9.build_script_build.5k6weg7x-cgu.2.rcgu.o" "/opt/rustwide/target/debug/build/wayland-client-f7ed8e23853b64e9/build_script_build-f7ed8e23853b64e9.build_script_build.5k6weg7x-cgu.3.rcgu.o" "/opt/rustwide/target/debug/build/wayland-client-f7ed8e23853b64e9/build_script_build-f7ed8e23853b64e9.build_script_build.5k6weg7x-cgu.4.rcgu.o" "/opt/rustwide/target/debug/build/wayland-client-f7ed8e23853b64e9/build_script_build-f7ed8e23853b64e9.build_script_build.5k6weg7x-cgu.5.rcgu.o" "/opt/rustwide/target/debug/build/wayland-client-f7ed8e23853b64e9/build_script_build-f7ed8e23853b64e9.build_script_build.5k6weg7x-cgu.6.rcgu.o" "/opt/rustwide/target/debug/build/wayland-client-f7ed8e23853b64e9/build_script_build-f7ed8e23853b64e9.build_script_build.5k6weg7x-cgu.7.rcgu.o" "/opt/rustwide/target/debug/build/wayland-client-f7ed8e23853b64e9/build_script_build-f7ed8e23853b64e9.build_script_build.5k6weg7x-cgu.8.rcgu.o" "/opt/rustwide/target/debug/build/wayland-client-f7ed8e23853b64e9/build_script_build-f7ed8e23853b64e9.build_script_build.5k6weg7x-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/build/wayland-client-f7ed8e23853b64e9/build_script_build-f7ed8e23853b64e9" "/opt/rustwide/target/debug/build/wayland-client-f7ed8e23853b64e9/build_script_build-f7ed8e23853b64e9.458p10wavuzg5hq1.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/195ad4830e11a544391abe296b146450dea8411b/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libwayland_scanner-a528b984aef971f9.rlib" "/opt/rustwide/target/debug/deps/libxml-741d2021ace47d06.rlib" "/opt/rustwide/target/debug/deps/libquote-c8c4589b60ce3921.rlib" "/opt/rustwide/target/debug/deps/libproc_macro2-8115c969f6e9e75a.rlib" "/opt/rustwide/target/debug/deps/libunicode_xid-a81338cd23b23cba.rlib" "/opt/rustwide/rustup-home/toolchains/195ad4830e11a544391abe296b146450dea8411b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libproc_macro-1cb146aab26bfdb7.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/195ad4830e11a544391abe296b146450dea8411b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-3d933644112ba794.rlib" "/opt/rustwide/rustup-home/toolchains/195ad4830e11a544391abe296b146450dea8411b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-787faa8b02fbd963.rlib" "/opt/rustwide/rustup-home/toolchains/195ad4830e11a544391abe296b146450dea8411b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-dda4c0b69607e93b.rlib" "/opt/rustwide/rustup-home/toolchains/195ad4830e11a544391abe296b146450dea8411b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-4b7dae8949ac132c.rlib" "/opt/rustwide/rustup-home/toolchains/195ad4830e11a544391abe296b146450dea8411b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-978e97832b309706.rlib" "/opt/rustwide/rustup-home/toolchains/195ad4830e11a544391abe296b146450dea8411b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-073b1b693304b876.rlib" "/opt/rustwide/rustup-home/toolchains/195ad4830e11a544391abe296b146450dea8411b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-c07f996a53ee6558.rlib" "/opt/rustwide/rustup-home/toolchains/195ad4830e11a544391abe296b146450dea8411b/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-0ae8ed6a282247d0.rlib" "/opt/rustwide/rustup-home/toolchains/195ad4830e11a544391abe296b146450dea8411b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-72f6aee6e444f535.rlib" "/opt/rustwide/rustup-home/toolchains/195ad4830e11a544391abe296b146450dea8411b/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-14b94bdd9a47d665.rlib" "/opt/rustwide/rustup-home/toolchains/195ad4830e11a544391abe296b146450dea8411b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-bff7534e4dfcef6c.rlib" "/opt/rustwide/rustup-home/toolchains/195ad4830e11a544391abe296b146450dea8411b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-022f1a0e7cd794ec.rlib" "/opt/rustwide/rustup-home/toolchains/195ad4830e11a544391abe296b146450dea8411b/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-ff456575f1773ef0.rlib" "/opt/rustwide/rustup-home/toolchains/195ad4830e11a544391abe296b146450dea8411b/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-3aeb407930ebd519.rlib" "/opt/rustwide/rustup-home/toolchains/195ad4830e11a544391abe296b146450dea8411b/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-6ab1ee6dbc17ad08.rlib" "/opt/rustwide/rustup-home/toolchains/195ad4830e11a544391abe296b146450dea8411b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-166dae07beec0398.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/195ad4830e11a544391abe296b146450dea8411b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-761b290f47712921.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: Checking for system installed libraries.  Use --features = build-from-source to disable this behavior
[INFO] [stderr] warning: System installed library not found.  Falling back to build from source
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "2b4ba5dd9d951b3e39338f95c6e3ffe1e1914c879a195688192bebb3bbd683a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b4ba5dd9d951b3e39338f95c6e3ffe1e1914c879a195688192bebb3bbd683a1", kill_on_drop: false }`
[INFO] [stdout] 2b4ba5dd9d951b3e39338f95c6e3ffe1e1914c879a195688192bebb3bbd683a1