[INFO] cloning repository https://github.com/pbzweihander/proxylab-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pbzweihander/proxylab-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpbzweihander%2Fproxylab-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpbzweihander%2Fproxylab-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b901a91326208f48fdab315123f367faf9fbe6a3
[INFO] checking pbzweihander/proxylab-rs against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpbzweihander%2Fproxylab-rs" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pbzweihander/proxylab-rs 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/pbzweihander/proxylab-rs
[INFO] finished tweaking git repo https://github.com/pbzweihander/proxylab-rs
[INFO] tweaked toml for git repo https://github.com/pbzweihander/proxylab-rs written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/pbzweihander/proxylab-rs 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] c1a330777eccda074c7e81a50c9f4d68f0ea41a698567127ec9dd015224aeaa0
[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" "c1a330777eccda074c7e81a50c9f4d68f0ea41a698567127ec9dd015224aeaa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1a330777eccda074c7e81a50c9f4d68f0ea41a698567127ec9dd015224aeaa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1a330777eccda074c7e81a50c9f4d68f0ea41a698567127ec9dd015224aeaa0", kill_on_drop: false }`
[INFO] [stdout] c1a330777eccda074c7e81a50c9f4d68f0ea41a698567127ec9dd015224aeaa0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 86248c28ab91be08e6ac20214d213a9199fc6f82ccdc1cd798f7891ff2a8dbec
[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" "86248c28ab91be08e6ac20214d213a9199fc6f82ccdc1cd798f7891ff2a8dbec", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.3
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.10
[INFO] [stderr]     Checking arrayvec v0.4.8
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]     Checking smallvec v0.6.7
[INFO] [stderr]     Checking regex-syntax v0.6.4
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stdout] error[E0432]: unresolved import `core::task::LocalWaker`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.10/src/future/future_obj.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 |     task::{LocalWaker, Poll},
[INFO] [stdout]   |            ^^^^^^^^^^ no `LocalWaker` in `task`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `core::task::LocalWaker`, `core::task::UnsafeWake`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.10/src/task/mod.rs:8:35
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use core::task::{Poll, Waker, LocalWaker, UnsafeWake};
[INFO] [stdout]   |                                   ^^^^^^^^^^  ^^^^^^^^^^ no `UnsafeWake` in `task`
[INFO] [stdout]   |                                   |
[INFO] [stdout]   |                                   no `LocalWaker` in `task`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `std::task::local_waker`, `std::task::local_waker_from_nonlocal`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.10/src/task/mod.rs:10:27
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use std::task::{Wake, local_waker, local_waker_from_nonlocal};
[INFO] [stdout]    |                           ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^ no `local_waker_from_nonlocal` in `task`
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           no `local_waker` in `task`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'wake_trait'
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.10/src/task/mod.rs:10:21
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use std::task::{Wake, local_waker, local_waker_from_nonlocal};
[INFO] [stdout]    |                     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #69912 <https://github.com/rust-lang/rust/issues/69912> for more information
[INFO] [stdout]    = help: add `#![feature(wake_trait)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stdout] error[E0599]: no function or associated item named `get_mut_unchecked` found for struct `std::pin::Pin<_>` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.10/src/future/future_obj.rs:176:45
[INFO] [stdout]     |
[INFO] [stdout] 176 |         let mut_ref: &mut F = unsafe { Pin::get_mut_unchecked(Pin::as_mut(&mut self)) };
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^ function or associated item not found in `std::pin::Pin<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `get_mut_unchecked` found for struct `std::pin::Pin<_>` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.10/src/future/future_obj.rs:216:49
[INFO] [stdout]     |
[INFO] [stdout] 216 |             let mut_ref: &mut F = unsafe { Pin::get_mut_unchecked(Pin::as_mut(&mut self)) };
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^ function or associated item not found in `std::pin::Pin<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `P` cannot be unpinned
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.10/src/stream/mod.rs:83:22
[INFO] [stdout]     |
[INFO] [stdout] 83  |         Pin::get_mut(self).as_mut().poll_next(lw)
[INFO] [stdout]     |                      ^^^^ within `std::pin::Pin<P>`, the trait `std::marker::Unpin` is not implemented for `P`
[INFO] [stdout]     |
[INFO] [stdout]     = note: required because it appears within the type `std::pin::Pin<P>`
[INFO] [stdout] help: consider further restricting this bound
[INFO] [stdout]     |
[INFO] [stdout] 74  |     P: ops::DerefMut + std::marker::Unpin,
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `get_mut_unchecked` found for struct `std::pin::Pin<_>` in the current scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.10/src/stream/mod.rs:96:24
[INFO] [stdout]    |
[INFO] [stdout] 96 |             match Pin::get_mut_unchecked(self) {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^ function or associated item not found in `std::pin::Pin<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `poll_next` found for struct `std::pin::Pin<_>` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.10/src/stream/mod.rs:97:58
[INFO] [stdout]     |
[INFO] [stdout] 56  |         self: Pin<&mut Self>,
[INFO] [stdout]     |               -------------- the method might not be found because of this arbitrary self type
[INFO] [stdout] ...
[INFO] [stdout] 97  |                 Either::Left(a) => Pin::new_unchecked(a).poll_next(lw),
[INFO] [stdout]     |                                                          ^^^^^^^^^ method not found in `std::pin::Pin<_>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Pin::new_unchecked(a)` is a function, perhaps you wish to call it
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout] note: `stream_obj::UnsafeStreamObj` defines an item `poll_next`, perhaps you need to implement it
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.10/src/stream/stream_obj.rs:128:1
[INFO] [stdout]     |
[INFO] [stdout] 128 | pub unsafe trait UnsafeStreamObj<'a, T>: 'a {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `poll_next` found for struct `std::pin::Pin<_>` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.10/src/stream/mod.rs:98:59
[INFO] [stdout]     |
[INFO] [stdout] 56  |         self: Pin<&mut Self>,
[INFO] [stdout]     |               -------------- the method might not be found because of this arbitrary self type
[INFO] [stdout] ...
[INFO] [stdout] 98  |                 Either::Right(b) => Pin::new_unchecked(b).poll_next(lw),
[INFO] [stdout]     |                                                           ^^^^^^^^^ method not found in `std::pin::Pin<_>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Pin::new_unchecked(b)` is a function, perhaps you wish to call it
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout] note: `stream_obj::UnsafeStreamObj` defines an item `poll_next`, perhaps you need to implement it
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.10/src/stream/stream_obj.rs:128:1
[INFO] [stdout]     |
[INFO] [stdout] 128 | pub unsafe trait UnsafeStreamObj<'a, T>: 'a {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `get_mut_unchecked` found for struct `std::pin::Pin<_>` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.10/src/stream/stream_obj.rs:178:23
[INFO] [stdout]     |
[INFO] [stdout] 178 |         unsafe { Pin::get_mut_unchecked(self) as *mut F as *mut () }
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ function or associated item not found in `std::pin::Pin<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `get_mut_unchecked` found for struct `std::pin::Pin<_>` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.10/src/stream/stream_obj.rs:218:49
[INFO] [stdout]     |
[INFO] [stdout] 218 |             let mut_ref: &mut F = unsafe { Pin::get_mut_unchecked(Pin::as_mut(&mut self)) };
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^ function or associated item not found in `std::pin::Pin<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 12 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0432, E0599, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[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 `Command { std: "docker" "inspect" "86248c28ab91be08e6ac20214d213a9199fc6f82ccdc1cd798f7891ff2a8dbec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86248c28ab91be08e6ac20214d213a9199fc6f82ccdc1cd798f7891ff2a8dbec", kill_on_drop: false }`
[INFO] [stdout] 86248c28ab91be08e6ac20214d213a9199fc6f82ccdc1cd798f7891ff2a8dbec
