[INFO] crate logical 0.2.1 is already in cache
[INFO] testing logical-0.2.1 against 1.44.0 for beta-1.45-1
[INFO] extracting crate logical 0.2.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate logical 0.2.1 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate logical 0.2.1
[INFO] finished tweaking crates.io crate logical 0.2.1
[INFO] tweaked toml for crates.io crate logical 0.2.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c04b41449d118173a641641d1bfe89d3bbea5eccfecacc7f4a71b74b9a2b63f6
[INFO] running `"docker" "start" "-a" "c04b41449d118173a641641d1bfe89d3bbea5eccfecacc7f4a71b74b9a2b63f6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling logical v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(nll, try_from, vec_remove_item)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/circuit.rs:5:22
[INFO] [stderr]   |
[INFO] [stderr] 5 |     updater: Vec<Box<Updateable>>,
[INFO] [stderr]   |                      ^^^^^^^^^^ help: use `dyn`: `dyn Updateable`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0119]: conflicting implementations of trait `std::convert::TryInto<port::portconnector::PortConnector<_, port::portdirection::Dir<port::portdirection::Read, port::portdirection::Off>>>` for type `port::pport::Port<_, _>`:
[INFO] [stderr]    --> src/port/pport.rs:91:1
[INFO] [stderr]     |
[INFO] [stderr] 91  | / impl<T, D> TryInto<PortConnector<T, Input>> for Port<T, D>
[INFO] [stderr] 92  | | where
[INFO] [stderr] 93  | |     D: PortDirection,
[INFO] [stderr] 94  | | {
[INFO] [stderr] ...   |
[INFO] [stderr] 103 | |     }
[INFO] [stderr] 104 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: conflicting implementation in crate `core`:
[INFO] [stderr]             - impl<T, U> std::convert::TryInto<U> for T
[INFO] [stderr]               where U: std::convert::TryFrom<T>;
[INFO] [stderr] 
[INFO] [stderr] error[E0119]: conflicting implementations of trait `std::convert::TryInto<port::portconnector::PortConnector<_, port::portdirection::Dir<port::portdirection::Off, port::portdirection::Write>>>` for type `port::pport::Port<_, _>`:
[INFO] [stderr]    --> src/port/pport.rs:106:1
[INFO] [stderr]     |
[INFO] [stderr] 106 | / impl<T, D> TryInto<PortConnector<T, Output>> for Port<T, D>
[INFO] [stderr] 107 | | where
[INFO] [stderr] 108 | |     D: PortDirection,
[INFO] [stderr] 109 | | {
[INFO] [stderr] ...   |
[INFO] [stderr] 118 | |     }
[INFO] [stderr] 119 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: conflicting implementation in crate `core`:
[INFO] [stderr]             - impl<T, U> std::convert::TryInto<U> for T
[INFO] [stderr]               where U: std::convert::TryFrom<T>;
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0119, E0554.
[INFO] [stderr] For more information about an error, try `rustc --explain E0119`.
[INFO] [stderr] error: could not compile `logical`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "c04b41449d118173a641641d1bfe89d3bbea5eccfecacc7f4a71b74b9a2b63f6"`
[INFO] running `"docker" "rm" "-f" "c04b41449d118173a641641d1bfe89d3bbea5eccfecacc7f4a71b74b9a2b63f6"`
[INFO] [stdout] c04b41449d118173a641641d1bfe89d3bbea5eccfecacc7f4a71b74b9a2b63f6