[INFO] cloning repository https://github.com/thiolliere/nous
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thiolliere/nous" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthiolliere%2Fnous", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthiolliere%2Fnous'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0f5de8c9d7a5dac96c07d549fba4d478c775b7a9
[INFO] checking thiolliere/nous against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthiolliere%2Fnous" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thiolliere/nous 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/thiolliere/nous
[INFO] finished tweaking git repo https://github.com/thiolliere/nous
[INFO] tweaked toml for git repo https://github.com/thiolliere/nous written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/thiolliere/nous 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] error: the lock file /workspace/builds/worker-3/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 66a49f301048a0ba5c65e7d75bfb28d9b3c045b04b99c7e632de6c862ae7fbdd
[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" "66a49f301048a0ba5c65e7d75bfb28d9b3c045b04b99c7e632de6c862ae7fbdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66a49f301048a0ba5c65e7d75bfb28d9b3c045b04b99c7e632de6c862ae7fbdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66a49f301048a0ba5c65e7d75bfb28d9b3c045b04b99c7e632de6c862ae7fbdd", kill_on_drop: false }`
[INFO] [stdout] 66a49f301048a0ba5c65e7d75bfb28d9b3c045b04b99c7e632de6c862ae7fbdd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 1d146c16e25b016da9059f885fe58ce39a12fbf9d41786c85d049c0c0b5f67d7
[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" "1d146c16e25b016da9059f885fe58ce39a12fbf9d41786c85d049c0c0b5f67d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling vulkano v0.13.0
[INFO] [stderr]     Checking vk-sys v0.4.0
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]    Compiling cpal v0.10.0
[INFO] [stderr]     Checking sample v0.10.0
[INFO] [stderr]     Checking conrod_winit v0.66.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking piston-viewport v0.5.0
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]    Compiling shaderc-sys v0.5.1
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking alsa-sys v0.1.2
[INFO] [stderr]     Checking wayland-sys v0.21.13
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking x11-dl v2.18.5
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking pennereq v0.3.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling enum-iterator-derive v0.3.1
[INFO] [stderr]    Compiling wayland-client v0.21.13
[INFO] [stderr]    Compiling wayland-protocols v0.21.13
[INFO] [stderr]    Compiling palette_derive v0.4.1
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]    Compiling palette v0.4.1
[INFO] [stderr]     Checking num-iter v0.1.42
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]     Checking daggy v0.5.0
[INFO] [stderr]     Checking daggy v0.6.0
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]     Checking png v0.14.1
[INFO] [stderr]     Checking enum-iterator v0.3.1
[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=c1db33fe04b9f4d6 -C extra-filename=-c1db33fe04b9f4d6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-e1a9b9121eac1683.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-b31c81520e08f43a.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-669deebe8953c86d.rmeta --extern void=/opt/rustwide/target/debug/deps/libvoid-0ccfc045111cba9c.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: Pre-built library not found.  Falling back to from-source build
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1d146c16e25b016da9059f885fe58ce39a12fbf9d41786c85d049c0c0b5f67d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d146c16e25b016da9059f885fe58ce39a12fbf9d41786c85d049c0c0b5f67d7", kill_on_drop: false }`
[INFO] [stdout] 1d146c16e25b016da9059f885fe58ce39a12fbf9d41786c85d049c0c0b5f67d7