[INFO] cloning repository https://github.com/LinusCDE/rm-mini-piano
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LinusCDE/rm-mini-piano" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLinusCDE%2Frm-mini-piano", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLinusCDE%2Frm-mini-piano'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ba8761c858f7643a2f63e4c41247403ce219c5be
[INFO] checking LinusCDE/rm-mini-piano against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLinusCDE%2Frm-mini-piano" "/workspace/builds/worker-44/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-44/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LinusCDE/rm-mini-piano on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LinusCDE/rm-mini-piano
[INFO] finished tweaking git repo https://github.com/LinusCDE/rm-mini-piano
[INFO] tweaked toml for git repo https://github.com/LinusCDE/rm-mini-piano written to /workspace/builds/worker-44/source/Cargo.toml
[INFO] crate git repo https://github.com/LinusCDE/rm-mini-piano already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/LinusCDE/libremarkable.git`
[INFO] [stderr]     Updating git submodule `git://github.com/ricardoquesada/libfreetype`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mmap v0.1.1
[INFO] [stderr]   Downloaded cgmath v0.17.0
[INFO] [stderr]   Downloaded stopwatch v0.0.7
[INFO] [stderr]   Downloaded num-iter v0.1.41
[INFO] [stderr]   Downloaded lua52-sys v0.1.2
[INFO] [stderr]   Downloaded hlua v0.4.1
[INFO] [stderr]   Downloaded rayon v1.4.0
[INFO] [stderr]   Downloaded aabb-quadtree v0.1.0
[INFO] [stderr]   Downloaded epoll v4.3.1
[INFO] [stderr]   Downloaded rayon-core v1.8.1
[INFO] [stderr]   Downloaded nix v0.8.1
[INFO] [stderr]   Downloaded ioctl-gen v0.1.1
[INFO] [stderr]   Downloaded line_drawing v0.8.0
[INFO] [stderr]   Downloaded portmidi v0.2.5
[INFO] [stderr]   Downloaded evdev v0.10.1
[INFO] [stderr]   Downloaded midi v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f7e930bf9aee4be32d873db422656b65e0034c03d8ff33f2c4bc98c179b10b75
[INFO] running `Command { std: "docker" "start" "-a" "f7e930bf9aee4be32d873db422656b65e0034c03d8ff33f2c4bc98c179b10b75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7e930bf9aee4be32d873db422656b65e0034c03d8ff33f2c4bc98c179b10b75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7e930bf9aee4be32d873db422656b65e0034c03d8ff33f2c4bc98c179b10b75", kill_on_drop: false }`
[INFO] [stdout] f7e930bf9aee4be32d873db422656b65e0034c03d8ff33f2c4bc98c179b10b75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76dfa04c2d34ea24406ef68b3b8405223009df999a3080e0ca02445d01508c42
[INFO] running `Command { std: "docker" "start" "-a" "76dfa04c2d34ea24406ef68b3b8405223009df999a3080e0ca02445d01508c42", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]    Compiling cgmath v0.17.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking bitflags v0.8.2
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking libc v0.1.12
[INFO] [stderr]     Checking hashbrown v0.9.0
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]     Checking os_str_bytes v2.3.2
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ioctl-gen v0.1.1
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking portmidi v0.2.5
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rayon v1.4.0
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling atomic v0.5.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr] error: could not compile `rand_core`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name rand_core /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand_core-0.4.2/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="alloc"' --cfg 'feature="std"' -C metadata=5910108fbef04ee2 -C extra-filename=-5910108fbef04ee2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (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" "76dfa04c2d34ea24406ef68b3b8405223009df999a3080e0ca02445d01508c42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76dfa04c2d34ea24406ef68b3b8405223009df999a3080e0ca02445d01508c42", kill_on_drop: false }`
[INFO] [stdout] 76dfa04c2d34ea24406ef68b3b8405223009df999a3080e0ca02445d01508c42