[INFO] cloning repository https://github.com/zbuc/rust_tower_defense
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zbuc/rust_tower_defense" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzbuc%2Frust_tower_defense", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzbuc%2Frust_tower_defense'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 176726b20e5e21953d8eb9f9424d243dfa8c89d0
[INFO] checking zbuc/rust_tower_defense against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzbuc%2Frust_tower_defense" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zbuc/rust_tower_defense on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zbuc/rust_tower_defense
[INFO] finished tweaking git repo https://github.com/zbuc/rust_tower_defense
[INFO] tweaked toml for git repo https://github.com/zbuc/rust_tower_defense written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/zbuc/rust_tower_defense already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 63abafd8261d3ac5fe8e7d77c5458d742db2c8f09a824daa03f77cd023b28536
[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" "63abafd8261d3ac5fe8e7d77c5458d742db2c8f09a824daa03f77cd023b28536", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63abafd8261d3ac5fe8e7d77c5458d742db2c8f09a824daa03f77cd023b28536", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63abafd8261d3ac5fe8e7d77c5458d742db2c8f09a824daa03f77cd023b28536", kill_on_drop: false }`
[INFO] [stdout] 63abafd8261d3ac5fe8e7d77c5458d742db2c8f09a824daa03f77cd023b28536
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 614f6381c04c048520dc09d61d021ca5c3ee8227288df4d236b53ed2fd70796c
[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" "614f6381c04c048520dc09d61d021ca5c3ee8227288df4d236b53ed2fd70796c", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayref v0.3.5
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]    Compiling serde v1.0.87
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]    Compiling vulkano v0.11.1
[INFO] [stderr]     Checking vk-sys v0.4.0
[INFO] [stderr]     Checking half v1.3.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling cmake v0.1.35
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling bincode v1.1.1
[INFO] [stderr]     Checking smallvec v0.6.8
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking crossbeam-epoch v0.6.1
[INFO] [stderr]     Checking nix v0.12.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking stb_truetype v0.2.6
[INFO] [stderr]     Checking x11-dl v2.18.3
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]    Compiling block-buffer v0.3.3
[INFO] [stderr]     Checking rand_pcg v0.1.1
[INFO] [stderr]    Compiling wayland-scanner v0.21.11
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking regex v1.1.0
[INFO] [stderr]    Compiling shaderc v0.3.16
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]    Compiling serde_derive v1.0.87
[INFO] [stderr]     Checking rusttype v0.7.5
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]     Checking cgmath v0.16.1
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]     Checking wayland-sys v0.21.11
[INFO] [stderr]     Checking andrew v0.1.6
[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]    Compiling glsl-to-spirv v0.1.7
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking tempfile v3.0.6
[INFO] [stderr]     Checking env_logger v0.6.0
[INFO] [stderr]     Checking crossbeam v0.5.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr] error: could not compile `x11-dl`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name x11_dl /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/x11-dl-2.18.3/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=e49802cc3d67c00b -C extra-filename=-e49802cc3d67c00b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-d9b4b658eae13ced.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-8f5e33cc4014a84c.rmeta --cap-lints allow --cap-lints=forbid -l dl` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "614f6381c04c048520dc09d61d021ca5c3ee8227288df4d236b53ed2fd70796c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "614f6381c04c048520dc09d61d021ca5c3ee8227288df4d236b53ed2fd70796c", kill_on_drop: false }`
[INFO] [stdout] 614f6381c04c048520dc09d61d021ca5c3ee8227288df4d236b53ed2fd70796c