[INFO] fetching crate knet 0.3.1...
[INFO] checking knet-0.3.1 against beta for pr-78714
[INFO] extracting crate knet 0.3.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate knet 0.3.1 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate knet 0.3.1
[INFO] finished tweaking crates.io crate knet 0.3.1
[INFO] tweaked toml for crates.io crate knet 0.3.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb4be924129ed2fbdf2c8f5712afe8fc7cf63b392f701c74a45bcb6b159c3c67
[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" "eb4be924129ed2fbdf2c8f5712afe8fc7cf63b392f701c74a45bcb6b159c3c67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb4be924129ed2fbdf2c8f5712afe8fc7cf63b392f701c74a45bcb6b159c3c67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb4be924129ed2fbdf2c8f5712afe8fc7cf63b392f701c74a45bcb6b159c3c67", kill_on_drop: false }`
[INFO] [stdout] eb4be924129ed2fbdf2c8f5712afe8fc7cf63b392f701c74a45bcb6b159c3c67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41c030d0ed78ef720dfb67bf9c3c94777fbae64c0d3dd23c049db35be35b05e8
[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" "41c030d0ed78ef720dfb67bf9c3c94777fbae64c0d3dd23c049db35be35b05e8", kill_on_drop: false }`
[INFO] [stderr]     Checking polling v2.0.2
[INFO] [stderr]    Compiling derive-knet v0.1.0
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking simple_logger v1.11.0
[INFO] [stderr]     Checking async-io v1.2.0
[INFO] [stderr]     Checking async-global-executor v1.4.3
[INFO] [stderr]     Checking async-std v1.7.0
[INFO] [stderr]     Checking futures-executor v0.3.8
[INFO] [stderr]     Checking futures v0.3.8
[INFO] [stderr]     Checking knet v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/network/server.rs:244:50
[INFO] [stdout]     |
[INFO] [stdout] 244 |                         if let InnerEvent::Data((id, data)) = msg {
[INFO] [stdout]     |                                                  ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/network/server.rs:244:50
[INFO] [stdout]     |
[INFO] [stdout] 244 |                         if let InnerEvent::Data((id, data)) = msg {
[INFO] [stdout]     |                                                  ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: module `network` is private
[INFO] [stdout]   --> tests/tests.rs:4:15
[INFO] [stdout]    |
[INFO] [stdout] 4  |     use knet::network::trait_knet::KnetTransform;
[INFO] [stdout]    |               ^^^^^^^ private module
[INFO] [stdout]    |
[INFO] [stdout] note: the module `network` is defined here
[INFO] [stdout]   --> /opt/rustwide/workdir/src/lib.rs:78:1
[INFO] [stdout]    |
[INFO] [stdout] 78 | mod network;
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `test_knet::Data: Copy` is not satisfied
[INFO] [stdout]   --> tests/tests.rs:12:14
[INFO] [stdout]    |
[INFO] [stdout] 12 |     #[derive(DeriveKnet, Debug, PartialEq)]
[INFO] [stdout]    |              ^^^^^^^^^^ the trait `Copy` is not implemented for `test_knet::Data`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: /opt/rustwide/workdir/src/network/trait_knet.rs:2:26
[INFO] [stdout]    |
[INFO] [stdout] 2  | pub trait KnetTransform: Copy + Sized {
[INFO] [stdout]    |                          ---- required by this bound in `KnetTransform`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0603.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `knet`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "41c030d0ed78ef720dfb67bf9c3c94777fbae64c0d3dd23c049db35be35b05e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41c030d0ed78ef720dfb67bf9c3c94777fbae64c0d3dd23c049db35be35b05e8", kill_on_drop: false }`
[INFO] [stdout] 41c030d0ed78ef720dfb67bf9c3c94777fbae64c0d3dd23c049db35be35b05e8