[INFO] cloning repository https://github.com/zhangsoledad/Slayers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zhangsoledad/Slayers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhangsoledad%2FSlayers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhangsoledad%2FSlayers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 215e19b63269ebfe359f39aa8193abf4c4452474
[INFO] checking zhangsoledad/Slayers against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhangsoledad%2FSlayers" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zhangsoledad/Slayers on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zhangsoledad/Slayers
[INFO] finished tweaking git repo https://github.com/zhangsoledad/Slayers
[INFO] tweaked toml for git repo https://github.com/zhangsoledad/Slayers written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/zhangsoledad/Slayers already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git submodule `https://github.com/nervosnetwork/ckb-tests.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uuid v0.7.4
[INFO] [stderr]   Downloaded security-framework-sys v0.3.1
[INFO] [stderr]   Downloaded sha2 v0.8.0
[INFO] [stderr]   Downloaded try_from v0.3.2
[INFO] [stderr]   Downloaded termios v0.3.1
[INFO] [stderr]   Downloaded console v0.9.0
[INFO] [stderr]   Downloaded miniz_oxide v0.3.5
[INFO] [stderr]   Downloaded openssl v0.10.25
[INFO] [stderr]   Downloaded flate2 v1.0.12
[INFO] [stderr]   Downloaded faster-hex v0.3.1
[INFO] [stderr]   Downloaded jsonrpc-core v10.1.0
[INFO] [stderr]   Downloaded error-chain v0.12.1
[INFO] [stderr]   Downloaded num-traits v0.2.8
[INFO] [stderr]   Downloaded walkdir v2.2.9
[INFO] [stderr]   Downloaded yaml-rust v0.3.5
[INFO] [stderr]   Downloaded chrono v0.4.9
[INFO] [stderr]   Downloaded includedir v0.5.0
[INFO] [stderr]   Downloaded num-integer v0.1.41
[INFO] [stderr]   Downloaded publicsuffix v1.5.3
[INFO] [stderr]   Downloaded phf_generator v0.7.24
[INFO] [stderr]   Downloaded includedir_codegen v0.5.0
[INFO] [stderr]   Downloaded same-file v1.0.5
[INFO] [stderr]   Downloaded csv-core v0.1.6
[INFO] [stderr]   Downloaded bech32 v0.7.1
[INFO] [stderr]   Downloaded mime_guess v2.0.1
[INFO] [stderr]   Downloaded regex-automata v0.1.8
[INFO] [stderr]   Downloaded indicatif v0.12.0
[INFO] [stderr]   Downloaded cookie_store v0.7.0
[INFO] [stderr]   Downloaded bstr v0.2.8
[INFO] [stderr]   Downloaded eaglesong v0.1.0
[INFO] [stderr]   Downloaded csv v1.1.1
[INFO] [stderr]   Downloaded secp256k1 v0.15.5
[INFO] [stderr]   Downloaded cc v1.0.41
[INFO] [stderr]   Downloaded vcpkg v0.2.7
[INFO] [stderr]   Downloaded ryu v1.0.2
[INFO] [stderr]   Downloaded encoding_rs v0.8.20
[INFO] [stderr]   Downloaded native-tls v0.2.3
[INFO] [stderr]   Downloaded dtoa v0.4.4
[INFO] [stderr]   Downloaded openssl-sys v0.9.52
[INFO] [stderr]   Downloaded pkg-config v0.3.16
[INFO] [stderr]   Downloaded getrandom v0.1.13
[INFO] [stderr]   Downloaded smallvec v0.6.11
[INFO] [stderr]   Downloaded reqwest v0.9.22
[INFO] [stderr]   Downloaded serde_derive v1.0.102
[INFO] [stderr]   Downloaded tinytemplate v1.0.2
[INFO] [stderr]   Downloaded ckb-system-scripts v0.5.1
[INFO] [stderr]   Downloaded serde v1.0.102
[INFO] [stderr]   Downloaded clicolors-control v1.0.1
[INFO] [stderr]   Downloaded url v2.1.0
[INFO] [stderr]   Downloaded indexmap v1.3.0
[INFO] [stderr]   Downloaded cookie v0.12.0
[INFO] [stderr]   Downloaded phf_codegen v0.7.24
[INFO] [stderr]   Downloaded molecule v0.4.0
[INFO] [stderr]   Downloaded security-framework v0.3.1
[INFO] [stderr]   Downloaded mime v0.3.14
[INFO] [stderr]   Downloaded syn v1.0.7
[INFO] [stderr]   Downloaded unicase v2.5.1
[INFO] [stderr]   Downloaded schannel v0.1.16
[INFO] [stderr]   Downloaded toml v0.5.5
[INFO] [stderr]   Downloaded serde_urlencoded v0.5.5
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab124463ca35e465c9c6d3eb72d4cfbeeef7c3112ceebb1821061c6698dfc8a1
[INFO] running `Command { std: "docker" "start" "-a" "ab124463ca35e465c9c6d3eb72d4cfbeeef7c3112ceebb1821061c6698dfc8a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab124463ca35e465c9c6d3eb72d4cfbeeef7c3112ceebb1821061c6698dfc8a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab124463ca35e465c9c6d3eb72d4cfbeeef7c3112ceebb1821061c6698dfc8a1", kill_on_drop: false }`
[INFO] [stdout] ab124463ca35e465c9c6d3eb72d4cfbeeef7c3112ceebb1821061c6698dfc8a1
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1cee0f65ca8d5e419a4cb580e0a35ea156bfe9c8a8f9b38e62ce98172bd7bc7d
[INFO] running `Command { std: "docker" "start" "-a" "1cee0f65ca8d5e419a4cb580e0a35ea156bfe9c8a8f9b38e62ce98172bd7bc7d", 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] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking smallvec v0.6.11
[INFO] [stderr]    Compiling faster-hex v0.4.1
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling adler32 v1.0.4
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling same-file v1.0.5
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling faster-hex v0.3.1
[INFO] [stderr]     Checking merkle-cbt v0.2.1
[INFO] [stderr]     Checking bit-vec v0.5.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling openssl v0.10.25
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]    Compiling encoding_rs v0.8.20
[INFO] [stderr]     Checking eaglesong v0.1.0
[INFO] [stderr]     Checking mime v0.3.14
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking number_prefix v0.3.0
[INFO] [stderr]     Checking bech32 v0.7.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling unicase v2.5.1
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling indexmap v1.3.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking bitflags v1.2.1
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]    Compiling miniz_oxide v0.3.5
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling walkdir v2.2.9
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.15.44/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' -C metadata=b600e2fd3cce3a68 -C extra-filename=-b600e2fd3cce3a68 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-9484658faf025066.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-b9bf6e54186ef813.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-17df5e5ca0bb5bda.rmeta --cap-lints allow --cap-lints=forbid --cfg syn_can_match_trailing_dollar --cfg syn_can_use_thread_id --cfg syn_can_use_associated_constants --cfg syn_can_call_macro_by_path` (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" "1cee0f65ca8d5e419a4cb580e0a35ea156bfe9c8a8f9b38e62ce98172bd7bc7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cee0f65ca8d5e419a4cb580e0a35ea156bfe9c8a8f9b38e62ce98172bd7bc7d", kill_on_drop: false }`
[INFO] [stdout] 1cee0f65ca8d5e419a4cb580e0a35ea156bfe9c8a8f9b38e62ce98172bd7bc7d