[INFO] cloning repository https://github.com/mprasil/paperpi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mprasil/paperpi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmprasil%2Fpaperpi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmprasil%2Fpaperpi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eab1cb1eebbc1566c6b4511612cc7bf6a32c383d
[INFO] checking mprasil/paperpi against try#8b72f65b805cbe4c261de45030d663f524f27376 for pr-78991
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmprasil%2Fpaperpi" "/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/mprasil/paperpi on toolchain 8b72f65b805cbe4c261de45030d663f524f27376
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mprasil/paperpi
[INFO] finished tweaking git repo https://github.com/mprasil/paperpi
[INFO] tweaked toml for git repo https://github.com/mprasil/paperpi written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/mprasil/paperpi already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] Downloading crates ...
[INFO] [stderr] Downloaded enumset_derive v0.3.0
[INFO] [stderr] Downloaded serializable_enum v0.4.0
[INFO] [stderr] Downloaded enumset v0.3.17
[INFO] [stderr] Downloaded cursive v0.11.0
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "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] f68ccd0c788fa1919fbff5ef4e05af3e6de8d213d802a4cdf2976b2a5df57726
[INFO] running `Command { std: "docker" "start" "-a" "f68ccd0c788fa1919fbff5ef4e05af3e6de8d213d802a4cdf2976b2a5df57726", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f68ccd0c788fa1919fbff5ef4e05af3e6de8d213d802a4cdf2976b2a5df57726", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f68ccd0c788fa1919fbff5ef4e05af3e6de8d213d802a4cdf2976b2a5df57726", kill_on_drop: false }`
[INFO] [stdout] f68ccd0c788fa1919fbff5ef4e05af3e6de8d213d802a4cdf2976b2a5df57726
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d647f837d69ed6184ae8bbc8d3aca5043f9145f2504d1c35b6c61fe95ffa1935
[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" "d647f837d69ed6184ae8bbc8d3aca5043f9145f2504d1c35b6c61fe95ffa1935", kill_on_drop: false }`
[INFO] [stderr] Blocking waiting for file lock on package cache
[INFO] [stderr] Compiling libc v0.2.50
[INFO] [stderr] Compiling autocfg v0.1.2
[INFO] [stderr] Checking cfg-if v0.1.7
[INFO] [stderr] Checking rand_core v0.4.0
[INFO] [stderr] Compiling semver-parser v0.7.0
[INFO] [stderr] Checking lazy_static v1.3.0
[INFO] [stderr] Compiling version_check v0.1.5
[INFO] [stderr] Checking futures v0.1.25
[INFO] [stderr] Compiling byteorder v1.3.1
[INFO] [stderr] Checking smallvec v0.6.9
[INFO] [stderr] Compiling pkg-config v0.3.14
[INFO] [stderr] Compiling cc v1.0.31
[INFO] [stderr] Checking scopeguard v0.3.3
[INFO] [stderr] Compiling proc-macro2 v0.4.27
[INFO] [stderr] Compiling num-traits v0.2.6
[INFO] [stderr] Compiling unicode-xid v0.1.0
[INFO] [stderr] Checking slab v0.4.2
[INFO] [stderr] Checking stable_deref_trait v1.1.1
[INFO] [stderr] Checking fnv v1.0.6
[INFO] [stderr] Compiling arrayvec v0.4.10
[INFO] [stderr] Compiling serde v1.0.89
[INFO] [stderr] Checking nodrop v0.1.13
[INFO] [stderr] Compiling num-integer v0.1.39
[INFO] [stderr] Checking lazycell v1.2.1
[INFO] [stderr] Compiling siphasher v0.2.3
[INFO] [stderr] Checking itoa v0.4.3
[INFO] [stderr] Checking memoffset v0.2.1
[INFO] [stderr] Compiling syn v0.15.29
[INFO] [stderr] Checking foreign-types-shared v0.1.1
[INFO] [stderr] Compiling httparse v1.3.3
[INFO] [stderr] Checking matches v0.1.8
[INFO] [stderr] Compiling openssl v0.10.19
[INFO] [stderr] Checking bitflags v1.0.4
[INFO] [stderr] Compiling crc32fast v1.2.0
[INFO] [stderr] Checking indexmap v1.0.2
[INFO] [stderr] Checking string v0.1.3
[INFO] [stderr] Compiling native-tls v0.2.2
[INFO] [stderr] Compiling num-iter v0.1.37
[INFO] [stderr] Compiling ryu v0.2.7
[INFO] [stderr] Checking try-lock v0.2.2
[INFO] [stderr] Compiling num-complex v0.2.1
[INFO] [stderr] Compiling num-rational v0.2.1
[INFO] [stderr] Checking openssl-probe v0.1.2
[INFO] [stderr] Checking unicode-width v0.1.5
[INFO] [stderr] Compiling encoding_rs v0.8.17
[INFO] [stderr] Checking array-macro v1.0.3
[INFO] [stderr] Checking percent-encoding v1.0.1
[INFO] [stderr] Checking arc-swap v0.3.7
[INFO] [stderr] Checking dtoa v0.4.3
[INFO] [stderr] Checking adler32 v1.0.3
[INFO] [stderr] Checking maplit v1.0.1
[INFO] [stderr] Checking strsim v0.7.0
[INFO] [stderr] Checking xi-unicode v0.1.0
[INFO] [stderr] Checking unicode-segmentation v1.2.1
[INFO] [stderr] Checking log v0.4.6
[INFO] [stderr] Checking crossbeam-utils v0.6.5
[INFO] [stderr] Checking tokio-trace-core v0.1.0
[INFO] [stderr] Checking rand_core v0.3.1
[INFO] [stderr] Checking rand_jitter v0.1.3
[INFO] [stderr] Checking owning_ref v0.4.0
[INFO] [stderr] Checking unicode-normalization v0.1.8
[INFO] [stderr] Compiling semver v0.9.0
[INFO] [stderr] Checking foreign-types v0.3.2
[INFO] [stderr] Compiling rand_chacha v0.1.1
[INFO] [stderr] Compiling rand_pcg v0.1.2
[INFO] [stderr] Compiling rand v0.6.5
[INFO] [stderr] Checking unicode-bidi v0.3.4
[INFO] [stderr] Compiling unicase v1.4.2
[INFO] [stderr] Compiling unicase v2.3.0
[INFO] [stderr] Checking textwrap v0.10.0
[INFO] [stderr] Checking enum-map-internals v0.1.2
[INFO] [stderr] Checking rand_hc v0.1.0
[INFO] [stderr] Checking rand_isaac v0.1.1
[INFO] [stderr] Checking rand_xorshift v0.1.1
[INFO] [stderr] Checking lock_api v0.1.5
[INFO] [stderr] Checking crossbeam-queue v0.1.2
[INFO] [stderr] Checking crossbeam-channel v0.3.8
[INFO] [stderr] Checking tokio-executor v0.1.6
[INFO] [stderr] Checking tokio-sync v0.1.4
[INFO] [stderr] Checking want v0.0.6
[INFO] [stderr] Compiling rustc_version v0.2.3
[INFO] [stderr] Checking tokio-timer v0.2.10
[INFO] [stderr] Checking tokio-current-thread v0.1.5
[INFO] [stderr] Checking base64 v0.10.1
[INFO] [stderr] Checking libflate v0.1.21
[INFO] [stderr] Compiling quote v0.6.11
[INFO] [stderr] Compiling ncurses v5.99.0
[INFO] [stderr] Compiling rand_os v0.1.3
[INFO] [stderr] Checking iovec v0.1.2
[INFO] [stderr] Checking num_cpus v1.10.0
[INFO] [stderr] Checking net2 v0.2.33
[INFO] [stderr] Checking time v0.1.42
[INFO] [stderr] Checking signal-hook v0.1.8
[INFO] [stderr] Checking term_size v0.3.1
[INFO] [stderr] Checking atty v0.2.11
[INFO] [stderr] Checking crossbeam-epoch v0.7.1
[INFO] [stderr] Checking idna v0.1.5
[INFO] [stderr] Checking mime v0.3.13
[INFO] [stderr] Checking phf_shared v0.7.24
[INFO] [stderr] Checking bytes v0.4.12
[INFO] [stderr] Checking futures-cpupool v0.1.8
[INFO] [stderr] Compiling syn v0.14.9
[INFO] [stderr] Compiling parking_lot_core v0.4.0
[INFO] [stderr] Compiling openssl-sys v0.9.42
[INFO] [stderr] Checking clap v2.32.0
[INFO] [stderr] Checking mio v0.6.16
[INFO] [stderr] Checking phf v0.7.24
[INFO] [stderr] Checking crossbeam-deque v0.7.1
[INFO] [stderr] Checking chrono v0.4.6
[INFO] [stderr] Checking tokio-io v0.1.12
[INFO] [stderr] Checking http v0.1.16
[INFO] [stderr] Checking url v1.7.2
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.14.9/src/parsers.rs:68:48
[INFO] [stdout] |
[INFO] [stdout] 68 | fn $name(i: $crate::buffer::Cursor) -> $crate::synom::PResult<$o> {
[INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ expected enum `std::result::Result`, found `()`
[INFO] [stdout] 69 | $submac!(i, $($args)*)
[INFO] [stdout] | - help: consider removing this semicolon
[INFO] [stdout] |
[INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.14.9/src/expr.rs:1785:12
[INFO] [stdout] |
[INFO] [stdout] 1785 | named!(and_call -> (token::Paren, Punctuated<Expr, Token![,]>),
[INFO] [stdout] | - -------- implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] | _____|
[INFO] [stdout] | |
[INFO] [stdout] 1786 | | parens!(Punctuated::parse_terminated)
[INFO] [stdout] 1787 | | );
[INFO] [stdout] | |______- in this macro invocation
[INFO] [stdout] |
[INFO] [stdout] = note: expected enum `std::result::Result<((Paren, punctuated::Punctuated<expr::Expr, Comma>), buffer::Cursor<'_>), error::ParseError>`
[INFO] [stdout] found unit type `()`
[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] [stderr] Checking num v0.2.0
[INFO] [stderr] Checking tokio-threadpool v0.1.12
[INFO] [stderr] Checking uuid v0.7.2
[INFO] [stderr] Compiling phf_generator v0.7.24
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout]
[INFO] [stderr] error: could not compile `syn`
[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" "d647f837d69ed6184ae8bbc8d3aca5043f9145f2504d1c35b6c61fe95ffa1935", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d647f837d69ed6184ae8bbc8d3aca5043f9145f2504d1c35b6c61fe95ffa1935", kill_on_drop: false }`
[INFO] [stdout] d647f837d69ed6184ae8bbc8d3aca5043f9145f2504d1c35b6c61fe95ffa1935