[INFO] crate mika 0.0.0 is already in cache [INFO] extracting crate mika 0.0.0 into work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/reg/mika/0.0.0 [INFO] extracting crate mika 0.0.0 into work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/reg/mika/0.0.0 [INFO] validating manifest of mika-0.0.0 on toolchain master#6ea4036cd20a4b1ab1d56e555108c21735ff6946 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of mika-0.0.0 on toolchain try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing mika-0.0.0 [INFO] finished frobbing mika-0.0.0 [INFO] frobbed toml for mika-0.0.0 written to work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/reg/mika/0.0.0/Cargo.toml [INFO] started frobbing mika-0.0.0 [INFO] finished frobbing mika-0.0.0 [INFO] frobbed toml for mika-0.0.0 written to work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/reg/mika/0.0.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] checking mika-0.0.0 against master#6ea4036cd20a4b1ab1d56e555108c21735ff6946 for pr-62181 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62181/worker-1/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/reg/mika/0.0.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 9fd272a26a53e814fee8d51e24b1b6d9018db3957e2e2f9e1a8c46016b0ed512 [INFO] running `"docker" "start" "-a" "9fd272a26a53e814fee8d51e24b1b6d9018db3957e2e2f9e1a8c46016b0ed512"` [INFO] [stderr] Checking futures-core-preview v0.3.0-alpha.17 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking futures-channel-preview v0.3.0-alpha.17 [INFO] [stderr] Checking futures-util-preview v0.3.0-alpha.17 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Compiling syn v0.15.39 [INFO] [stderr] Checking futures-signals v0.3.6 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.47 [INFO] [stderr] Compiling proc-macro-hack v0.5.7 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling simi-macros v0.2.1 [INFO] [stderr] Compiling failure v0.1.5 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.47 [INFO] [stderr] Compiling wasm-bindgen-webidl v0.2.47 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.47 [INFO] [stderr] Checking wasm-bindgen v0.2.47 [INFO] [stderr] Compiling web-sys v0.3.24 [INFO] [stderr] Checking js-sys v0.3.24 [INFO] [stderr] Checking wasm-bindgen-futures v0.3.24 [INFO] [stderr] error[E0277]: `std::cell::RefCell + 'static)>>>>` cannot be shared between threads safely [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/wasm-bindgen-futures-0.3.24/src/futures_0_3.rs:159:10 [INFO] [stderr] | [INFO] [stderr] 159 | impl ArcWake for Task { [INFO] [stderr] | ^^^^^^^ `std::cell::RefCell + 'static)>>>>` cannot be shared between threads safely [INFO] [stderr] | [INFO] [stderr] = help: within `futures_0_3::spawn_local::Task`, the trait `std::marker::Sync` is not implemented for `std::cell::RefCell + 'static)>>>>` [INFO] [stderr] = note: required because it appears within the type `futures_0_3::spawn_local::Task` [INFO] [stderr] [INFO] [stderr] error[E0277]: `std::cell::Cell` cannot be shared between threads safely [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/wasm-bindgen-futures-0.3.24/src/futures_0_3.rs:159:10 [INFO] [stderr] | [INFO] [stderr] 159 | impl ArcWake for Task { [INFO] [stderr] | ^^^^^^^ `std::cell::Cell` cannot be shared between threads safely [INFO] [stderr] | [INFO] [stderr] = help: within `futures_0_3::spawn_local::Task`, the trait `std::marker::Sync` is not implemented for `std::cell::Cell` [INFO] [stderr] = note: required because it appears within the type `futures_0_3::spawn_local::Task` [INFO] [stderr] [INFO] [stderr] error[E0277]: `(dyn std::future::Future + 'static)` cannot be sent between threads safely [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/wasm-bindgen-futures-0.3.24/src/futures_0_3.rs:159:10 [INFO] [stderr] | [INFO] [stderr] 159 | impl ArcWake for Task { [INFO] [stderr] | ^^^^^^^ `(dyn std::future::Future + 'static)` cannot be sent between threads safely [INFO] [stderr] | [INFO] [stderr] = help: the trait `std::marker::Send` is not implemented for `(dyn std::future::Future + 'static)` [INFO] [stderr] = note: required because of the requirements on the impl of `std::marker::Send` for `std::ptr::Unique<(dyn std::future::Future + 'static)>` [INFO] [stderr] = note: required because it appears within the type `std::boxed::Box<(dyn std::future::Future + 'static)>` [INFO] [stderr] = note: required because it appears within the type `std::pin::Pin + 'static)>>` [INFO] [stderr] = note: required because it appears within the type `std::option::Option + 'static)>>>` [INFO] [stderr] = note: required because of the requirements on the impl of `std::marker::Send` for `std::cell::RefCell + 'static)>>>>` [INFO] [stderr] = note: required because it appears within the type `futures_0_3::spawn_local::Task` [INFO] [stderr] [INFO] [stderr] error: aborting due to 3 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0277`. [INFO] [stderr] error: Could not compile `wasm-bindgen-futures`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "9fd272a26a53e814fee8d51e24b1b6d9018db3957e2e2f9e1a8c46016b0ed512"` [INFO] running `"docker" "rm" "-f" "9fd272a26a53e814fee8d51e24b1b6d9018db3957e2e2f9e1a8c46016b0ed512"` [INFO] [stdout] 9fd272a26a53e814fee8d51e24b1b6d9018db3957e2e2f9e1a8c46016b0ed512