[INFO] fetching crate caldera 0.2.0...
[INFO] checking caldera-0.2.0 against try#ff044a3d65d25a17c3e14c1530004e1540179ba7 for pr-78338
[INFO] extracting crate caldera 0.2.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate caldera 0.2.0 on toolchain ff044a3d65d25a17c3e14c1530004e1540179ba7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "read-manifest" "--manifest-path" "Cargo.toml", 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-0/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" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded crossbeam v0.7.2
[INFO] [stderr]   Downloaded c2-chacha v0.2.3
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[INFO] [stderr]   Downloaded core-foundation-sys v0.6.2
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[INFO] [stderr]   Downloaded version_check v0.1.5
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[INFO] [stderr]   Downloaded fnv v1.0.6
[INFO] [stderr]   Downloaded vulkano v0.16.0
[INFO] [stderr]   Downloaded raw-window-handle v0.3.1
[INFO] [stderr]   Downloaded image v0.22.3
[INFO] [stderr]   Downloaded half v1.4.0
[INFO] [stderr]   Downloaded hermit-abi v0.1.3
[INFO] [stderr]   Downloaded core-graphics v0.17.3
[INFO] [stderr]   Downloaded backtrace v0.3.40
[INFO] [stderr]   Downloaded num-iter v0.1.39
[INFO] [stderr]   Downloaded wayland-commons v0.21.13
[INFO] [stderr]   Downloaded wayland-client v0.21.13
[INFO] [stderr]   Downloaded vulkano-win v0.16.0
[INFO] [stderr]   Downloaded xml-rs v0.8.0
[INFO] [stderr]   Downloaded core-foundation v0.6.4
[INFO] [stderr]   Downloaded crossbeam-queue v0.1.2
[INFO] [stderr]   Downloaded curl v0.4.25
[INFO] [stderr]   Downloaded crossbeam-epoch v0.7.2
[INFO] [stderr]   Downloaded failure v0.1.6
[INFO] [stderr]   Downloaded objc_exception v0.1.1
[INFO] [stderr]   Downloaded approx v0.3.2
[INFO] [stderr]   Downloaded xdg v2.2.0
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.11
[INFO] [stderr]   Downloaded splines v3.0.0
[INFO] [stderr]   Downloaded cocoa v0.19.1
[INFO] [stderr]   Downloaded walkdir v2.2.9
[INFO] [stderr]   Downloaded num_cpus v1.11.0
[INFO] [stderr]   Downloaded crossbeam-channel v0.3.9
[INFO] [stderr]   Downloaded freetype-sys v0.9.0
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[INFO] [stderr]   Downloaded cmake v0.1.42
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[INFO] [stderr]   Downloaded objc v0.2.7
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[INFO] [stderr]   Downloaded decorum v0.1.3
[INFO] [stderr]   Downloaded getrandom v0.1.13
[INFO] [stderr]   Downloaded schannel v0.1.16
[INFO] [stderr]   Downloaded mpris-player v0.4.0
[INFO] [stderr]   Downloaded serde v1.0.102
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[INFO] [stderr]   Downloaded cc v1.0.47
[INFO] [stderr]   Downloaded serde_derive v1.0.102
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[INFO] [stderr]   Downloaded glib v0.8.2
[INFO] [stderr]   Downloaded include_dir v0.4.1
[INFO] [stderr]   Downloaded line_drawing v0.7.0
[INFO] [stderr]   Downloaded curl-sys v0.4.23
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[INFO] [stderr]   Downloaded memoffset v0.5.2
[INFO] [stderr]   Downloaded shaderc-sys v0.6.1
[INFO] [stderr]   Downloaded libdbus-sys v0.2.1
[INFO] [stderr]   Downloaded failure_derive v0.1.6
[INFO] [stderr]   Downloaded android_glue v0.2.3
[INFO] [stderr]   Downloaded claxon v0.4.2
[INFO] [stderr]   Downloaded glib-sys v0.9.0
[INFO] [stderr]   Downloaded winapi v0.3.8
[INFO] [stderr]   Downloaded rustc-hash v1.0.1
[INFO] [stderr]   Downloaded memchr v2.2.1
[INFO] [stderr]   Downloaded num-traits v0.2.8
[INFO] [stderr]   Downloaded vcpkg v0.2.7
[INFO] [stderr]   Downloaded nom v4.2.3
[INFO] [stderr]   Downloaded cpal v0.10.0
[INFO] [stderr]   Downloaded backtrace-sys v0.1.32
[INFO] [stderr]   Downloaded crossbeam-utils v0.6.6
[INFO] [stderr]   Downloaded coreaudio-rs v0.9.1
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[INFO] [stderr]   Downloaded synstructure v0.12.2
[INFO] [stderr]   Downloaded openssl-sys v0.9.52
[INFO] [stderr]   Downloaded pkg-config v0.3.17
[INFO] [stderr]   Downloaded maybe-uninit v2.0.0
[INFO] [stderr]   Downloaded rustc_version v0.2.3
[INFO] [stderr]   Downloaded parking_lot v0.9.0
[INFO] [stderr]   Downloaded semver v0.9.0
[INFO] [stderr]   Downloaded time v0.1.42
[INFO] [stderr]   Downloaded glob v0.3.0
[INFO] [stderr]   Downloaded clang-sys v0.28.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 435ec722496d66d7f2df5a82bc6540c8c5125c38c725aa2e2ee9b74baea5c8c6
[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" "435ec722496d66d7f2df5a82bc6540c8c5125c38c725aa2e2ee9b74baea5c8c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "435ec722496d66d7f2df5a82bc6540c8c5125c38c725aa2e2ee9b74baea5c8c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "435ec722496d66d7f2df5a82bc6540c8c5125c38c725aa2e2ee9b74baea5c8c6", kill_on_drop: false }`
[INFO] [stdout] 435ec722496d66d7f2df5a82bc6540c8c5125c38c725aa2e2ee9b74baea5c8c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73d32caaefb8bdf50eb52c816a4a3a9e749e46d5ca316652ec6dde1990a6012a
[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" "73d32caaefb8bdf50eb52c816a4a3a9e749e46d5ca316652ec6dde1990a6012a", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]     Checking nodrop v0.1.14
[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]     Checking downcast-rs v1.1.1
[INFO] [stderr]    Compiling vulkano v0.16.0
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]    Compiling curl v0.4.25
[INFO] [stderr]     Checking half v1.4.0
[INFO] [stderr]     Checking vk-sys v0.5.0
[INFO] [stderr]    Compiling cpal v0.10.0
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking claxon v0.4.2
[INFO] [stderr]     Checking splines v3.0.0
[INFO] [stderr]     Checking json v0.12.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling glib-sys v0.9.0
[INFO] [stderr]    Compiling x11-dl v2.18.4
[INFO] [stderr]    Compiling libdbus-sys v0.2.1
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling gobject-sys v0.9.0
[INFO] [stderr]    Compiling freetype-sys v0.9.0
[INFO] [stderr]     Checking lock_api v0.3.1
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking walkdir v2.2.9
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]     Checking num_cpus v1.11.0
[INFO] [stderr]     Checking getrandom v0.1.13
[INFO] [stderr]     Checking memmap v0.7.0
[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 time v0.1.42
[INFO] [stderr]    Compiling memoffset v0.5.2
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking stb_truetype v0.3.0
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking png v0.15.0
[INFO] [stderr]     Checking dbus v0.6.5
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]    Compiling wayland-scanner v0.21.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking rand v0.7.2
[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 curl-sys v0.4.23
[INFO] [stderr]    Compiling shaderc-sys v0.6.1
[INFO] [stderr]     Checking glib v0.8.2
[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 crossbeam-deque v0.7.1
[INFO] [stderr]     Checking rusttype v0.8.1
[INFO] [stderr]     Checking crossbeam v0.7.2
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]     Checking wayland-sys v0.21.13
[INFO] [stderr]     Checking rayon v1.2.0
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr] error: could not compile `nix`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name nix /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nix-0.14.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=faaddd1191ee8dae -C extra-filename=-faaddd1191ee8dae --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-921a8a475b5af532.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-4b0a7d1b13381df7.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-9f0bee97a6110639.rmeta --extern void=/opt/rustwide/target/debug/deps/libvoid-ff4eec5c2360485f.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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" "73d32caaefb8bdf50eb52c816a4a3a9e749e46d5ca316652ec6dde1990a6012a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73d32caaefb8bdf50eb52c816a4a3a9e749e46d5ca316652ec6dde1990a6012a", kill_on_drop: false }`
[INFO] [stdout] 73d32caaefb8bdf50eb52c816a4a3a9e749e46d5ca316652ec6dde1990a6012a