[INFO] cloning repository https://github.com/Jorch72/kristforge [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jorch72/kristforge" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJorch72%2Fkristforge", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJorch72%2Fkristforge'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 047e7f587c0770713e0a2873d2fe40b0a431725d [INFO] checking Jorch72/kristforge against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJorch72%2Fkristforge" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Jorch72/kristforge on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Jorch72/kristforge [INFO] finished tweaking git repo https://github.com/Jorch72/kristforge [INFO] tweaked toml for git repo https://github.com/Jorch72/kristforge written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/Jorch72/kristforge already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded byte-tools v0.3.0 [INFO] [stderr] Downloaded native-tls v0.2.1 [INFO] [stderr] Downloaded rand_core v0.2.2 [INFO] [stderr] Downloaded uuid v0.7.1 [INFO] [stderr] Downloaded reqwest v0.9.2 [INFO] [stderr] Downloaded qutex v0.2.1 [INFO] [stderr] Downloaded futures-channel-preview v0.2.2 [INFO] [stderr] Downloaded syn v0.15.9 [INFO] [stderr] Downloaded futures-executor-preview v0.2.2 [INFO] [stderr] Downloaded cl-sys v0.4.1 [INFO] [stderr] Downloaded openssl-sys v0.9.36 [INFO] [stderr] Downloaded security-framework v0.2.1 [INFO] [stderr] Downloaded futures-sink-preview v0.2.2 [INFO] [stderr] Downloaded futures-async-runtime-preview v0.2.3 [INFO] [stderr] Downloaded libflate v0.1.18 [INFO] [stderr] Downloaded futures-stable-preview v0.2.3 [INFO] [stderr] Downloaded security-framework-sys v0.2.1 [INFO] [stderr] Downloaded futures-util-preview v0.2.2 [INFO] [stderr] Downloaded encoding_rs v0.8.10 [INFO] [stderr] Downloaded futures-core-preview v0.2.3 [INFO] [stderr] Downloaded ascii_tree v0.1.1 [INFO] [stderr] Downloaded ocl-core v0.10.0 [INFO] [stderr] Downloaded structopt-derive v0.2.12 [INFO] [stderr] Downloaded futures-preview v0.2.2 [INFO] [stderr] Downloaded structopt v0.2.12 [INFO] [stderr] Downloaded hyper v0.12.11 [INFO] [stderr] Downloaded ocl v0.19.1 [INFO] [stderr] Downloaded ocl-extras v0.1.1 [INFO] [stderr] Downloaded futures-io-preview v0.2.2 [INFO] [stderr] Downloaded tempfile v3.0.4 [INFO] [stderr] Downloaded openssl v0.10.12 [INFO] [stderr] Downloaded serde_json v1.0.32 [INFO] [stderr] Downloaded block-padding v0.1.2 [INFO] [stderr] Downloaded block-buffer v0.7.0 [INFO] [stderr] Downloaded opaque-debug v0.2.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f8a2703b6c71e786fd35a865b542773bc93a088d1d01834409045cd41643a8f0 [INFO] running `Command { std: "docker" "start" "-a" "f8a2703b6c71e786fd35a865b542773bc93a088d1d01834409045cd41643a8f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f8a2703b6c71e786fd35a865b542773bc93a088d1d01834409045cd41643a8f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f8a2703b6c71e786fd35a865b542773bc93a088d1d01834409045cd41643a8f0", kill_on_drop: false }` [INFO] [stdout] f8a2703b6c71e786fd35a865b542773bc93a088d1d01834409045cd41643a8f0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 39ce2d93092ec467194079eda96d422305c007bede344a6be3e9c8a119c68afe [INFO] running `Command { std: "docker" "start" "-a" "39ce2d93092ec467194079eda96d422305c007bede344a6be3e9c8a119c68afe", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.43 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking cfg-if v0.1.5 [INFO] [stderr] Checking futures v0.1.25 [INFO] [stderr] Checking byteorder v1.2.6 [INFO] [stderr] Checking rand_core v0.3.0 [INFO] [stderr] Compiling cc v1.0.25 [INFO] [stderr] Checking crossbeam-utils v0.5.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling proc-macro2 v0.4.20 [INFO] [stderr] Checking slab v0.4.1 [INFO] [stderr] Checking nodrop v0.1.12 [INFO] [stderr] Checking lazycell v1.2.0 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Compiling pkg-config v0.3.14 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Checking itoa v0.4.3 [INFO] [stderr] Compiling failure_derive v0.1.2 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Checking ucd-util v0.1.1 [INFO] [stderr] Compiling httparse v1.3.3 [INFO] [stderr] Checking rustc-demangle v0.1.9 [INFO] [stderr] Compiling build_const v0.2.1 [INFO] [stderr] Compiling cl-sys v0.4.1 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking unicode-normalization v0.1.7 [INFO] [stderr] Compiling openssl v0.10.12 [INFO] [stderr] Compiling serde v1.0.79 [INFO] [stderr] Checking indexmap v1.0.1 [INFO] [stderr] Checking string v0.1.1 [INFO] [stderr] Compiling regex v1.0.5 [INFO] [stderr] Checking utf8-ranges v1.0.1 [INFO] [stderr] Compiling native-tls v0.2.1 [INFO] [stderr] Compiling ryu v0.2.6 [INFO] [stderr] Compiling encoding_rs v0.8.10 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking crossbeam v0.3.2 [INFO] [stderr] Checking byte-tools v0.3.0 [INFO] [stderr] Checking adler32 v1.0.3 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking safemem v0.3.0 [INFO] [stderr] Checking dtoa v0.4.3 [INFO] [stderr] Checking opaque-debug v0.2.1 [INFO] [stderr] Checking ascii_tree v0.1.1 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Compiling rustc_version v0.1.7 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking log v0.4.5 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking rand_core v0.2.2 [INFO] [stderr] Checking regex-syntax v0.6.2 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking arrayvec v0.4.7 [INFO] [stderr] Checking futures-core-preview v0.2.3 [INFO] [stderr] Checking block-padding v0.1.2 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Checking smallvec v0.6.5 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Checking lock_api v0.1.4 [INFO] [stderr] Compiling crc v1.8.1 [INFO] [stderr] Checking futures-channel-preview v0.2.2 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling memchr v2.1.0 [INFO] [stderr] Compiling unicase v2.2.0 [INFO] [stderr] Compiling ocl-core v0.10.0 [INFO] [stderr] Checking tokio-executor v0.1.5 [INFO] [stderr] Checking want v0.0.6 [INFO] [stderr] Checking qutex v0.2.1 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking rand v0.5.5 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking rand v0.4.3 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Checking termios v0.3.1 [INFO] [stderr] Checking clicolors-control v0.2.0 [INFO] [stderr] Compiling quote v0.6.8 [INFO] [stderr] Checking futures-sink-preview v0.2.2 [INFO] [stderr] Checking tokio-timer v0.2.7 [INFO] [stderr] Checking tokio-current-thread v0.1.3 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking bytes v0.4.10 [INFO] [stderr] Checking futures-io-preview v0.2.2 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking futures-util-preview v0.2.2 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling syn v0.15.9 [INFO] [stderr] Checking libflate v0.1.18 [INFO] [stderr] Checking mime v0.3.9 [INFO] [stderr] Checking crossbeam-epoch v0.5.2 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking crossbeam-epoch v0.6.0 [INFO] [stderr] Compiling phf_shared v0.7.23 [INFO] [stderr] Checking num-integer v0.1.39 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking aho-corasick v0.6.8 [INFO] [stderr] Checking enum_primitive v0.1.1 [INFO] [stderr] Compiling openssl-sys v0.9.36 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking mio-extras v2.0.5 [INFO] [stdout] error: Trailing semicolon in macro [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.14.9/src/parsers.rs:1200:41 [INFO] [stdout] | [INFO] [stdout] 1200 | tap!($i, $name: call!($f) => $e); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.14.9/src/expr.rs:1531:5 [INFO] [stdout] | [INFO] [stdout] 1531 | / named!(trailer_expr(allow_struct: bool, allow_block: bool) -> Expr, do_parse!( [INFO] [stdout] 1532 | | mut e: call!(atom_expr, allow_struct, allow_block) >> [INFO] [stdout] 1533 | | many0!(alt!( [INFO] [stdout] 1534 | | tap!(args: and_call => { [INFO] [stdout] ... | [INFO] [stdout] 1562 | | (e) [INFO] [stdout] 1563 | | )); [INFO] [stdout] | |_______- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `tap` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: Trailing semicolon in macro [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.14.9/src/parsers.rs:1200:41 [INFO] [stdout] | [INFO] [stdout] 1200 | tap!($i, $name: call!($f) => $e); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.14.9/src/expr.rs:1531:5 [INFO] [stdout] | [INFO] [stdout] 1531 | / named!(trailer_expr(allow_struct: bool, allow_block: bool) -> Expr, do_parse!( [INFO] [stdout] 1532 | | mut e: call!(atom_expr, allow_struct, allow_block) >> [INFO] [stdout] 1533 | | many0!(alt!( [INFO] [stdout] 1534 | | tap!(args: and_call => { [INFO] [stdout] ... | [INFO] [stdout] 1562 | | (e) [INFO] [stdout] 1563 | | )); [INFO] [stdout] | |_______- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `tap` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: Trailing semicolon in macro [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.14.9/src/parsers.rs:1200:41 [INFO] [stdout] | [INFO] [stdout] 1200 | tap!($i, $name: call!($f) => $e); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.14.9/src/expr.rs:1531:5 [INFO] [stdout] | [INFO] [stdout] 1531 | / named!(trailer_expr(allow_struct: bool, allow_block: bool) -> Expr, do_parse!( [INFO] [stdout] 1532 | | mut e: call!(atom_expr, allow_struct, allow_block) >> [INFO] [stdout] 1533 | | many0!(alt!( [INFO] [stdout] 1534 | | tap!(args: and_call => { [INFO] [stdout] ... | [INFO] [stdout] 1562 | | (e) [INFO] [stdout] 1563 | | )); [INFO] [stdout] | |_______- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `tap` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: Trailing semicolon in macro [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.14.9/src/parsers.rs:1341:31 [INFO] [stdout] | [INFO] [stdout] 1341 | parens!($i, call!($f)); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.14.9/src/expr.rs:1785:5 [INFO] [stdout] | [INFO] [stdout] 1785 | / named!(and_call -> (token::Paren, Punctuated), [INFO] [stdout] 1786 | | parens!(Punctuated::parse_terminated) [INFO] [stdout] 1787 | | ); [INFO] [stdout] | |______- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `parens` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: Trailing semicolon in macro [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.14.9/src/parsers.rs:1413:31 [INFO] [stdout] | [INFO] [stdout] 1413 | braces!($i, call!($f)); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.14.9/src/derive.rs:181:5 [INFO] [stdout] | [INFO] [stdout] 181 | / named!(data_enum -> (Option, token::Brace, Punctuated), do_parse!( [INFO] [stdout] 182 | | wh: option!(syn!(WhereClause)) >> [INFO] [stdout] 183 | | data: braces!(Punctuated::parse_terminated) >> [INFO] [stdout] 184 | | (wh, data.0, data.1) [INFO] [stdout] 185 | | )); [INFO] [stdout] | |_______- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `braces` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: Trailing semicolon in macro [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.14.9/src/parsers.rs:1341:31 [INFO] [stdout] | [INFO] [stdout] 1341 | parens!($i, call!($f)); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.14.9/src/ty.rs:439:9 [INFO] [stdout] | [INFO] [stdout] 439 | / named!(parse -> Self, do_parse!( [INFO] [stdout] 440 | | data: parens!(Punctuated::parse_terminated) >> [INFO] [stdout] 441 | | (TypeTuple { [INFO] [stdout] 442 | | paren_token: data.0, [INFO] [stdout] 443 | | elems: data.1, [INFO] [stdout] 444 | | }) [INFO] [stdout] 445 | | )); [INFO] [stdout] | |___________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `parens` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking phf v0.7.23 [INFO] [stdout] error: Trailing semicolon in macro [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.14.9/src/parsers.rs:1341:31 [INFO] [stdout] | [INFO] [stdout] 1341 | parens!($i, call!($f)); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.14.9/src/path.rs:298:9 [INFO] [stdout] | [INFO] [stdout] 298 | / named!(parse -> Self, do_parse!( [INFO] [stdout] 299 | | data: parens!(Punctuated::parse_terminated) >> [INFO] [stdout] 300 | | output: call!(ReturnType::without_plus) >> [INFO] [stdout] 301 | | (ParenthesizedGenericArguments { [INFO] [stdout] ... | [INFO] [stdout] 305 | | }) [INFO] [stdout] 306 | | )); [INFO] [stdout] | |___________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `parens` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tokio-io v0.1.9 [INFO] [stderr] Checking http v0.1.13 [INFO] [stderr] Checking crossbeam-deque v0.6.1 [INFO] [stderr] Checking generic-array v0.12.0 [INFO] [stderr] Checking num-iter v0.1.37 [INFO] [stderr] Compiling phf_generator v0.7.23 [INFO] [stderr] Checking block-buffer v0.7.0 [INFO] [stderr] Checking digest v0.8.0 [INFO] [stderr] Checking tokio-threadpool v0.1.7 [INFO] [stderr] Checking uuid v0.7.1 [INFO] [stderr] Checking url v1.7.1 [INFO] [stderr] Compiling phf_codegen v0.7.23 [INFO] [stderr] Checking sha2 v0.8.0 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.6 [INFO] [stderr] Checking futures-executor-preview v0.2.2 [INFO] [stderr] Checking num-bigint v0.1.44 [INFO] [stderr] Checking num-complex v0.1.43 [INFO] [stdout] error: aborting due to 7 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tokio-reactor v0.1.6 [INFO] [stderr] Checking crossbeam-channel v0.2.6 [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" "39ce2d93092ec467194079eda96d422305c007bede344a6be3e9c8a119c68afe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "39ce2d93092ec467194079eda96d422305c007bede344a6be3e9c8a119c68afe", kill_on_drop: false }` [INFO] [stdout] 39ce2d93092ec467194079eda96d422305c007bede344a6be3e9c8a119c68afe