[INFO] cloning repository https://github.com/tancehao/ConstDB
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tancehao/ConstDB" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftancehao%2FConstDB", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftancehao%2FConstDB'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a643ddf05320f241722c53538bc7040f83d4769a
[INFO] checking tancehao/ConstDB against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftancehao%2FConstDB" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tancehao/ConstDB on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tancehao/ConstDB
[INFO] finished tweaking git repo https://github.com/tancehao/ConstDB
[INFO] tweaked toml for git repo https://github.com/tancehao/ConstDB written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/tancehao/ConstDB already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking tancehao/ConstDB against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftancehao%2FConstDB" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tancehao/ConstDB on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tancehao/ConstDB
[INFO] finished tweaking git repo https://github.com/tancehao/ConstDB
[INFO] tweaked toml for git repo https://github.com/tancehao/ConstDB written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/tancehao/ConstDB already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--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
[ERROR] error running command: no output for 300 seconds
[INFO] checking tancehao/ConstDB against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftancehao%2FConstDB" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tancehao/ConstDB on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tancehao/ConstDB
[INFO] finished tweaking git repo https://github.com/tancehao/ConstDB
[INFO] tweaked toml for git repo https://github.com/tancehao/ConstDB written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/tancehao/ConstDB already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded symbolic-common v8.7.0
[INFO] [stderr]   Downloaded debugid v0.7.3
[INFO] [stderr]   Downloaded pprof v0.3.23
[INFO] [stderr]   Downloaded symbolic-demangle v8.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff338f223917c9b36566f056cd33796ecad9afc393f5d28af9ab419a27cd795a
[INFO] running `Command { std: "docker" "start" "-a" "ff338f223917c9b36566f056cd33796ecad9afc393f5d28af9ab419a27cd795a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff338f223917c9b36566f056cd33796ecad9afc393f5d28af9ab419a27cd795a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff338f223917c9b36566f056cd33796ecad9afc393f5d28af9ab419a27cd795a", kill_on_drop: false }`
[INFO] [stdout] ff338f223917c9b36566f056cd33796ecad9afc393f5d28af9ab419a27cd795a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1f8e2bab82e196be6acf9809e7933e0b87362604728fda8beb85790cea9a53f
[INFO] running `Command { std: "docker" "start" "-a" "a1f8e2bab82e196be6acf9809e7933e0b87362604728fda8beb85790cea9a53f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]    Compiling which v4.2.5
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]    Compiling prost-build v0.7.0
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking object v0.27.1
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling fastrand v1.7.0
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling parking_lot_core v0.9.1
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling cpp_demangle v0.3.5
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking debugid v0.7.3
[INFO] [stderr]    Compiling jemalloc-sys v0.3.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]     Checking memmap2 v0.5.3
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]    Compiling symbolic-demangle v8.7.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking bytemuck v1.9.1
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking num-format v0.4.0
[INFO] [stderr]     Checking symbolic-common v8.7.0
[INFO] [stderr]     Checking rgb v0.8.32
[INFO] [stderr]    Compiling gperftools v0.2.0
[INFO] [stdout] error[E0635]: unknown feature `stdsimd`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/ahash-0.7.6/src/lib.rs:33:42
[INFO] [stdout]    |
[INFO] [stdout] 33 | #![cfg_attr(feature = "stdsimd", feature(stdsimd))]
[INFO] [stdout]    |                                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr] error: could not compile `ahash` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a1f8e2bab82e196be6acf9809e7933e0b87362604728fda8beb85790cea9a53f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1f8e2bab82e196be6acf9809e7933e0b87362604728fda8beb85790cea9a53f", kill_on_drop: false }`
[INFO] [stdout] a1f8e2bab82e196be6acf9809e7933e0b87362604728fda8beb85790cea9a53f