[INFO] crate showdown 0.3.1 is already in cache [INFO] checking showdown-0.3.1 against try#d7b51666469c792a8a3f40849607739bae1e705e for pr-71665 [INFO] extracting crate showdown 0.3.1 into /workspace/builds/worker-13/source [INFO] validating manifest of crates.io crate showdown 0.3.1 on toolchain d7b51666469c792a8a3f40849607739bae1e705e [INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate showdown 0.3.1 [INFO] finished tweaking crates.io crate showdown 0.3.1 [INFO] tweaked toml for crates.io crate showdown 0.3.1 written to /workspace/builds/worker-13/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 804c193e9b823ed48e459955ff4b987151dddcea8483f925480761b3c819351d [INFO] running `"docker" "start" "-a" "804c193e9b823ed48e459955ff4b987151dddcea8483f925480761b3c819351d"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking futures v0.1.29 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling cc v1.0.52 [INFO] [stderr] Compiling proc-macro2 v1.0.12 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling openssl v0.10.29 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling serde v1.0.109 [INFO] [stderr] Compiling ryu v1.0.4 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking openssl-probe v0.1.2 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking try-lock v0.2.2 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking traitobject v0.1.0 [INFO] [stderr] Checking typeable v0.1.2 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Checking sha1 v0.6.0 [INFO] [stderr] Checking comparator v0.2.0 [INFO] [stderr] Compiling indexmap v1.3.2 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Checking tokio-trace-core v0.1.0 [INFO] [stderr] Checking try_from v0.3.2 [INFO] [stderr] Checking futures-core-preview v0.3.0-alpha.13 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking miniz_oxide v0.3.6 [INFO] [stderr] error[E0053]: method `poll` has an incompatible type for trait [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.13/src/future/future_obj.rs:64:5 [INFO] [stderr] | [INFO] [stderr] 64 | fn poll(self: Pin<&mut Self>, waker: &Waker) -> Poll { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ types differ in mutability [INFO] [stderr] | [INFO] [stderr] = note: expected fn pointer `fn(std::pin::Pin<&mut future::future_obj::LocalFutureObj<'a, T>>, &mut std::task::Context<'_>) -> std::task::Poll<_>` [INFO] [stderr] found fn pointer `fn(std::pin::Pin<&mut future::future_obj::LocalFutureObj<'a, T>>, &std::task::Waker) -> std::task::Poll<_>` [INFO] [stderr] [INFO] [stderr] error[E0053]: method `poll` has an incompatible type for trait [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.13/src/future/future_obj.rs:114:5 [INFO] [stderr] | [INFO] [stderr] 114 | fn poll(self: Pin<&mut Self>, waker: &Waker) -> Poll { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ types differ in mutability [INFO] [stderr] | [INFO] [stderr] = note: expected fn pointer `fn(std::pin::Pin<&mut future::future_obj::FutureObj<'a, T>>, &mut std::task::Context<'_>) -> std::task::Poll<_>` [INFO] [stderr] found fn pointer `fn(std::pin::Pin<&mut future::future_obj::FutureObj<'a, T>>, &std::task::Waker) -> std::task::Poll<_>` [INFO] [stderr] [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.13/src/future/mod.rs:86:19 [INFO] [stderr] | [INFO] [stderr] 86 | self.poll(waker) [INFO] [stderr] | ^^^^^ types differ in mutability [INFO] [stderr] | [INFO] [stderr] = note: expected mutable reference `&mut std::task::Context<'_>` [INFO] [stderr] found reference `&std::task::Waker` [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.13/src/future/future_obj.rs:118:44 [INFO] [stderr] | [INFO] [stderr] 118 | LocalFutureObj::poll(pinned_field, waker) [INFO] [stderr] | ^^^^^ types differ in mutability [INFO] [stderr] | [INFO] [stderr] = note: expected mutable reference `&mut std::task::Context<'_>` [INFO] [stderr] found reference `&std::task::Waker` [INFO] [stderr] [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.13/src/future/future_obj.rs:165:20 [INFO] [stderr] | [INFO] [stderr] 165 | F::poll(p, waker) [INFO] [stderr] | ^^^^^ types differ in mutability [INFO] [stderr] | [INFO] [stderr] = note: expected mutable reference `&mut std::task::Context<'_>` [INFO] [stderr] found reference `&std::task::Waker` [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.13/src/future/future_obj.rs:182:25 [INFO] [stderr] | [INFO] [stderr] 182 | F::poll(future, waker) [INFO] [stderr] | ^^^^^ types differ in mutability [INFO] [stderr] | [INFO] [stderr] = note: expected mutable reference `&mut std::task::Context<'_>` [INFO] [stderr] found reference `&std::task::Waker` [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.13/src/future/future_obj.rs:203:26 [INFO] [stderr] | [INFO] [stderr] 203 | F::poll(pin, waker) [INFO] [stderr] | ^^^^^ types differ in mutability [INFO] [stderr] | [INFO] [stderr] = note: expected mutable reference `&mut std::task::Context<'_>` [INFO] [stderr] found reference `&std::task::Waker` [INFO] [stderr] [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.13/src/future/future_obj.rs:225:26 [INFO] [stderr] | [INFO] [stderr] 225 | F::poll(pin, waker) [INFO] [stderr] | ^^^^^ types differ in mutability [INFO] [stderr] | [INFO] [stderr] = note: expected mutable reference `&mut std::task::Context<'_>` [INFO] [stderr] found reference `&std::task::Waker` [INFO] [stderr] [INFO] [stderr] error: aborting due to 8 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0053, E0308. [INFO] [stderr] For more information about an error, try `rustc --explain E0053`. [INFO] [stderr] error: could not compile `futures-core-preview`. [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 `"docker" "inspect" "804c193e9b823ed48e459955ff4b987151dddcea8483f925480761b3c819351d"` [INFO] running `"docker" "rm" "-f" "804c193e9b823ed48e459955ff4b987151dddcea8483f925480761b3c819351d"` [INFO] [stdout] 804c193e9b823ed48e459955ff4b987151dddcea8483f925480761b3c819351d