[INFO] cloning repository https://github.com/KaoImin/muta-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KaoImin/muta-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKaoImin%2Fmuta-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKaoImin%2Fmuta-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 82e3a133768704909144cd7ae1143f3d8fab240a
[INFO] checking KaoImin/muta-demo against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKaoImin%2Fmuta-demo" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KaoImin/muta-demo on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-8/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/KaoImin/muta-demo
[INFO] finished tweaking git repo https://github.com/KaoImin/muta-demo
[INFO] tweaked toml for git repo https://github.com/KaoImin/muta-demo written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/KaoImin/muta-demo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2ed491f936610f92ceee9182992f9e50bc34d1d37070ead32cbbd77bb1e9e405
[INFO] running `Command { std: "docker" "start" "-a" "2ed491f936610f92ceee9182992f9e50bc34d1d37070ead32cbbd77bb1e9e405", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ed491f936610f92ceee9182992f9e50bc34d1d37070ead32cbbd77bb1e9e405", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ed491f936610f92ceee9182992f9e50bc34d1d37070ead32cbbd77bb1e9e405", kill_on_drop: false }`
[INFO] [stdout] 2ed491f936610f92ceee9182992f9e50bc34d1d37070ead32cbbd77bb1e9e405
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dac3c8574753d8215d6a8d1fa61dcf66b3432bdfcc997100d38a88cb9e98b364
[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" "dac3c8574753d8215d6a8d1fa61dcf66b3432bdfcc997100d38a88cb9e98b364", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking futures v0.1.30
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling anyhow v1.0.36
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking smallvec v1.5.1
[INFO] [stderr]     Checking pin-project-lite v0.1.11
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking dyn-clone v1.0.3
[INFO] [stderr]     Checking hashbrown v0.3.1
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking smol_str v0.1.17
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling arc-swap v0.4.8
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]    Compiling bech32 v0.7.2
[INFO] [stderr]    Compiling json v0.12.4
[INFO] [stderr]    Compiling protobuf v2.18.1
[INFO] [stderr]    Compiling prometheus v0.8.0 (https://github.com/tikv/rust-prometheus.git?rev=fd122caa03#fd122caa)
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling bindgen v0.54.0
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]     Checking bs58 v0.3.1
[INFO] [stderr]     Checking pin-project-lite v0.2.0
[INFO] [stderr]     Checking unsigned-varint v0.3.3
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking faster-hex v0.4.1
[INFO] [stderr]    Compiling tentacle-secio v0.4.0 (http://github.com/zeroqn/p2p?rev=b2682d2#b2682d27)
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling multimap v0.8.2
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking futures-timer v2.0.2
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling symbolic-demangle v8.0.0
[INFO] [stderr]     Checking static_merkle_tree v1.1.0
[INFO] [stderr]     Checking str_stack v0.1.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking stringreader v0.1.1
[INFO] [stderr]     Checking fs_extra v1.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling lock_api v0.2.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling ahash v0.6.2
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]     Checking tinyvec v1.1.0
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]     Checking rlp v0.4.6
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling cpp_demangle v0.3.2
[INFO] [stderr]     Checking creep v0.2.2
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking debugid v0.7.2
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking rgb v0.8.25
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]     Checking lru v0.6.3
[INFO] [stderr]     Checking encoding_rs v0.8.26
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking quick-xml v0.20.0
[INFO] [stderr]     Checking snap v0.2.5
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]    Compiling parking_lot v0.8.0
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]     Checking xml-rs v0.7.0
[INFO] [stderr]     Checking addr2line v0.14.0
[INFO] [stderr]    Compiling tiny-keccak v1.5.0
[INFO] [stderr]     Checking unicode-normalization v0.1.16
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking ordered-float v1.1.1
[INFO] [stderr]    Compiling uint v0.4.1
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking num-format v0.4.0
[INFO] [stderr]     Checking hasher v0.1.3
[INFO] [stderr]     Checking xmltree v0.8.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking backtrace v0.3.55
[INFO] [stderr]     Checking parking_lot_core v0.8.2
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking flate2 v1.0.19
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking resolv-conf v0.6.3
[INFO] [stderr]    Compiling fixed-hash v0.2.5
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking symbolic-common v8.0.0
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]     Checking sha2 v0.9.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr] error: could not compile `uint`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name uint /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/uint-0.4.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="heapsize"' --cfg 'feature="heapsizeof"' --cfg 'feature="std"' -C metadata=d1c06aa7668dc404 -C extra-filename=-d1c06aa7668dc404 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-6c984759c2f0f595.rmeta --extern crunchy=/opt/rustwide/target/debug/deps/libcrunchy-fd2426e9e05f8a0a.rmeta --extern heapsize=/opt/rustwide/target/debug/deps/libheapsize-1bc788a02e838bbe.rmeta --extern rustc_hex=/opt/rustwide/target/debug/deps/librustc_hex-96b3e130a831154b.rmeta --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" "dac3c8574753d8215d6a8d1fa61dcf66b3432bdfcc997100d38a88cb9e98b364", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dac3c8574753d8215d6a8d1fa61dcf66b3432bdfcc997100d38a88cb9e98b364", kill_on_drop: false }`
[INFO] [stdout] dac3c8574753d8215d6a8d1fa61dcf66b3432bdfcc997100d38a88cb9e98b364