[INFO] cloning repository https://github.com/dylanmckay/parapet
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dylanmckay/parapet" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdylanmckay%2Fparapet", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdylanmckay%2Fparapet'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1775f74c5ee18b9ed9b9c36f43ebd94e16c5d207
[INFO] checking dylanmckay/parapet against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdylanmckay%2Fparapet" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dylanmckay/parapet on toolchain af3c6e733a40e671550e0f0f5aeecaa13772ba56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dylanmckay/parapet
[INFO] finished tweaking git repo https://github.com/dylanmckay/parapet
[INFO] tweaked toml for git repo https://github.com/dylanmckay/parapet written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/dylanmckay/parapet already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f41cd2f7b6083eb3335fb80ec6406850572d93957bc9f9bace9927a757a9f863
[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" "f41cd2f7b6083eb3335fb80ec6406850572d93957bc9f9bace9927a757a9f863", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f41cd2f7b6083eb3335fb80ec6406850572d93957bc9f9bace9927a757a9f863", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f41cd2f7b6083eb3335fb80ec6406850572d93957bc9f9bace9927a757a9f863", kill_on_drop: false }`
[INFO] [stdout] f41cd2f7b6083eb3335fb80ec6406850572d93957bc9f9bace9927a757a9f863
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 850ffe6d700997652f98c0d18800b1ca7410a7e073c0a61ea1b2ddbadef34609
[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" "850ffe6d700997652f98c0d18800b1ca7410a7e073c0a61ea1b2ddbadef34609", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]    Compiling cc v1.0.17
[INFO] [stderr]     Checking cfg-if v0.1.3
[INFO] [stderr]    Compiling pkg-config v0.3.11
[INFO] [stderr]    Compiling serde v1.0.66
[INFO] [stderr]    Compiling num-traits v0.2.4
[INFO] [stderr]     Checking rustc-demangle v0.1.8
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking same-file v1.0.2
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking lazycell v0.6.0
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]     Checking graphsearch v0.6.0
[INFO] [stderr]     Checking itertools v0.7.8
[INFO] [stderr]     Checking log v0.4.2
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking walkdir v2.1.4
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking net2 v0.2.32
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking atty v0.2.10
[INFO] [stderr]     Checking clap v2.31.2
[INFO] [stderr]     Checking mio v0.6.14
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]    Compiling libz-sys v1.0.18
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking twox-hash v1.1.0
[INFO] [stdout] error[E0214]: parenthesized type parameters may only be used with a `Fn` trait
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/twox-hash-1.1.0/src/number_streams.rs:67:23
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn count(self) -> usize() {
[INFO] [stdout]    |                       ^^^^^^^ only `Fn` traits may use parentheses
[INFO] [stdout] ...
[INFO] [stdout] 74 | number_stream!(U32FromBytes, u32, U32_BYTES);
[INFO] [stdout]    | --------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0214]: parenthesized type parameters may only be used with a `Fn` trait
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/twox-hash-1.1.0/src/number_streams.rs:67:23
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn count(self) -> usize() {
[INFO] [stdout]    |                       ^^^^^^^ only `Fn` traits may use parentheses
[INFO] [stdout] ...
[INFO] [stdout] 75 | number_stream!(U64FromBytes, u64, U64_BYTES);
[INFO] [stdout]    | --------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0214`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `twox-hash`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "850ffe6d700997652f98c0d18800b1ca7410a7e073c0a61ea1b2ddbadef34609", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "850ffe6d700997652f98c0d18800b1ca7410a7e073c0a61ea1b2ddbadef34609", kill_on_drop: false }`
[INFO] [stdout] 850ffe6d700997652f98c0d18800b1ca7410a7e073c0a61ea1b2ddbadef34609
