[INFO] fetching crate rotary-encoder 0.1.0...
[INFO] checking rotary-encoder-0.1.0 against beta for pr-78714
[INFO] extracting crate rotary-encoder 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rotary-encoder 0.1.0 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 rotary-encoder 0.1.0
[INFO] finished tweaking crates.io crate rotary-encoder 0.1.0
[INFO] tweaked toml for crates.io crate rotary-encoder 0.1.0 written to /workspace/builds/worker-2/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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 4a516355eec1db73e053a4cddbc42ff62ad3e79c86e852d0260907e749e7d6e6
[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" "4a516355eec1db73e053a4cddbc42ff62ad3e79c86e852d0260907e749e7d6e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a516355eec1db73e053a4cddbc42ff62ad3e79c86e852d0260907e749e7d6e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a516355eec1db73e053a4cddbc42ff62ad3e79c86e852d0260907e749e7d6e6", kill_on_drop: false }`
[INFO] [stdout] 4a516355eec1db73e053a4cddbc42ff62ad3e79c86e852d0260907e749e7d6e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 467a7c7d2f64942b8fc157d2ca97ca417d16cc1fd1a8103798ee7824fd0840f8
[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" "467a7c7d2f64942b8fc157d2ca97ca417d16cc1fd1a8103798ee7824fd0840f8", kill_on_drop: false }`
[INFO] [stderr]     Checking rotary-encoder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking sysfs_gpio v0.5.4
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |     Box<Stream<Item = Direction, Error = S::Error> + 'static>;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream<Item = Direction, Error = S::Error> + 'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clauses are not enforced in type aliases
[INFO] [stdout]   --> src/lib.rs:46:30
[INFO] [stdout]    |
[INFO] [stdout] 46 | type InternalStream<S> where S: Stream<Item = u8> + 'static =
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stdout] help: use fully disambiguated paths (i.e., `<T as Trait>::Assoc`) to refer to associated types in type aliases
[INFO] [stdout]   --> src/lib.rs:47:42
[INFO] [stdout]    |
[INFO] [stdout] 47 |     Box<Stream<Item = Direction, Error = S::Error> + 'static>;
[INFO] [stdout]    |                                          ^^^^^^^^
[INFO] [stdout] help: the clause will not be checked when the type alias is used, and should be removed
[INFO] [stdout]    |
[INFO] [stdout] 46 | type InternalStream<S>  =
[INFO] [stdout]    |                       --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |     Box<Stream<Item = Direction, Error = S::Error> + 'static>;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream<Item = Direction, Error = S::Error> + 'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/echo.rs:22:29
[INFO] [stdout]    |
[INFO] [stdout] 22 |                 let mut l = try!(Core::new());
[INFO] [stdout]    |                             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clauses are not enforced in type aliases
[INFO] [stdout]   --> src/lib.rs:46:30
[INFO] [stdout]    |
[INFO] [stdout] 46 | type InternalStream<S> where S: Stream<Item = u8> + 'static =
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stdout] help: use fully disambiguated paths (i.e., `<T as Trait>::Assoc`) to refer to associated types in type aliases
[INFO] [stdout]   --> src/lib.rs:47:42
[INFO] [stdout]    |
[INFO] [stdout] 47 |     Box<Stream<Item = Direction, Error = S::Error> + 'static>;
[INFO] [stdout]    |                                          ^^^^^^^^
[INFO] [stdout] help: the clause will not be checked when the type alias is used, and should be removed
[INFO] [stdout]    |
[INFO] [stdout] 46 | type InternalStream<S>  =
[INFO] [stdout]    |                       --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get_value_stream` found for struct `sysfs_gpio::Pin` in the current scope
[INFO] [stdout]   --> examples/echo.rs:28:34
[INFO] [stdout]    |
[INFO] [stdout] 28 |                 let a_stream = a.get_value_stream(&handle)?;
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^ method not found in `sysfs_gpio::Pin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get_value_stream` found for struct `sysfs_gpio::Pin` in the current scope
[INFO] [stdout]   --> examples/echo.rs:29:34
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 let b_stream = b.get_value_stream(&handle)?;
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^ method not found in `sysfs_gpio::Pin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rotary-encoder`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "467a7c7d2f64942b8fc157d2ca97ca417d16cc1fd1a8103798ee7824fd0840f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "467a7c7d2f64942b8fc157d2ca97ca417d16cc1fd1a8103798ee7824fd0840f8", kill_on_drop: false }`
[INFO] [stdout] 467a7c7d2f64942b8fc157d2ca97ca417d16cc1fd1a8103798ee7824fd0840f8