Nov 18 02:08:54.282 INFO testing relay-mono-0.1.0 against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 18 02:08:54.282 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 18 02:08:54.509 INFO [stdout] bdfb1742280ccb89fb38dde599987ed34ec7d29d6b9e5aa86842e830d9df878f
Nov 18 02:08:54.509 INFO running `"docker" "start" "-a" "bdfb1742280ccb89fb38dde599987ed34ec7d29d6b9e5aa86842e830d9df878f"`
Nov 18 02:08:54.929 INFO [stderr] usermod: no changes
Nov 18 02:08:54.950 INFO [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
Nov 18 02:08:54.950 INFO [stderr] disables Cargo from automatically inferring other binary targets.
Nov 18 02:08:54.950 INFO [stderr] This inference behavior will change in the Rust 2018 edition and the following
Nov 18 02:08:54.950 INFO [stderr] files will be included as a binary target:
Nov 18 02:08:54.950 INFO [stderr] 
Nov 18 02:08:54.950 INFO [stderr] * /source/src/main.rs
Nov 18 02:08:54.950 INFO [stderr] 
Nov 18 02:08:54.950 INFO [stderr] This is likely to break cargo build or cargo test as these files may not be
Nov 18 02:08:54.950 INFO [stderr] ready to be compiled as a binary target today. You can future-proof yourself
Nov 18 02:08:54.950 INFO [stderr] and disable this warning by adding `autobins = false` to your [package]
Nov 18 02:08:54.950 INFO [stderr] section. You may also move the files to a location where Cargo would not
Nov 18 02:08:54.950 INFO [stderr] automatically infer them to be a target, such as in subfolders.
Nov 18 02:08:54.950 INFO [stderr] 
Nov 18 02:08:54.950 INFO [stderr] For more information on this warning you can consult
Nov 18 02:08:54.951 INFO [stderr] https://github.com/rust-lang/cargo/issues/5330
Nov 18 02:08:54.951 INFO [stderr] warning: path `/source/src/main.rs` was erroneously implicitly accepted for binary `tessel-relay`,
Nov 18 02:08:54.951 INFO [stderr] please set bin.path in Cargo.toml
Nov 18 02:08:54.964 INFO [stderr]    Compiling atomic-option v0.1.2
Nov 18 02:08:55.272 INFO [stderr]    Compiling tessel v0.3.1
Nov 18 02:08:56.152 INFO [stderr]    Compiling relay-mono v0.1.0 (/source)
Nov 18 02:08:56.816 INFO [stderr] warning: unused import: `std::thread`
Nov 18 02:08:56.816 INFO [stderr]  --> src/lib.rs:6:5
Nov 18 02:08:56.816 INFO [stderr]   |
Nov 18 02:08:56.816 INFO [stderr] 6 | use std::thread;
Nov 18 02:08:56.816 INFO [stderr]   |     ^^^^^^^^^^^
Nov 18 02:08:56.816 INFO [stderr]   |
Nov 18 02:08:56.816 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 18 02:08:56.816 INFO [stderr] 
Nov 18 02:08:56.816 INFO [stderr] warning: unused import: `std::time::Duration`
Nov 18 02:08:56.816 INFO [stderr]  --> src/lib.rs:7:5
Nov 18 02:08:56.816 INFO [stderr]   |
Nov 18 02:08:56.816 INFO [stderr] 7 | use std::time::Duration;
Nov 18 02:08:56.818 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Nov 18 02:08:56.818 INFO [stderr] 
Nov 18 02:08:56.818 INFO [stderr] warning: unused import: `std::ops::Range`
Nov 18 02:08:56.818 INFO [stderr]  --> src/lib.rs:8:5
Nov 18 02:08:56.818 INFO [stderr]   |
Nov 18 02:08:56.818 INFO [stderr] 8 | use std::ops::Range;
Nov 18 02:08:56.818 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Nov 18 02:08:56.818 INFO [stderr] 
Nov 18 02:08:56.847 INFO [stderr] warning: unused variable: `i2c`
Nov 18 02:08:56.847 INFO [stderr]   --> src/lib.rs:19:14
Nov 18 02:08:56.847 INFO [stderr]    |
Nov 18 02:08:56.847 INFO [stderr] 19 |         let (i2c, gpio) = port.i2c();
Nov 18 02:08:56.847 INFO [stderr]    |              ^^^ help: consider using `_i2c` instead
Nov 18 02:08:56.847 INFO [stderr]    |
Nov 18 02:08:56.847 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 18 02:08:56.847 INFO [stderr] 
Nov 18 02:08:56.859 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 18 02:08:56.859 INFO [stderr]   --> src/lib.rs:32:9
Nov 18 02:08:56.859 INFO [stderr]    |
Nov 18 02:08:56.859 INFO [stderr] 32 |         self.pin1.output(false);
Nov 18 02:08:56.859 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 02:08:56.859 INFO [stderr]    |
Nov 18 02:08:56.859 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 18 02:08:56.859 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 18 02:08:56.859 INFO [stderr] 
Nov 18 02:08:56.859 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 18 02:08:56.859 INFO [stderr]   --> src/lib.rs:33:9
Nov 18 02:08:56.859 INFO [stderr]    |
Nov 18 02:08:56.859 INFO [stderr] 33 |         self.pin2.output(false);
Nov 18 02:08:56.859 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 02:08:56.859 INFO [stderr]    |
Nov 18 02:08:56.859 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 18 02:08:56.859 INFO [stderr] 
Nov 18 02:08:56.860 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 18 02:08:56.861 INFO [stderr]   --> src/lib.rs:40:13
Nov 18 02:08:56.862 INFO [stderr]    |
Nov 18 02:08:56.862 INFO [stderr] 40 |             self.pin1.output(value);
Nov 18 02:08:56.862 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 02:08:56.862 INFO [stderr]    |
Nov 18 02:08:56.862 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 18 02:08:56.862 INFO [stderr] 
Nov 18 02:08:56.862 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 18 02:08:56.862 INFO [stderr]   --> src/lib.rs:43:13
Nov 18 02:08:56.862 INFO [stderr]    |
Nov 18 02:08:56.862 INFO [stderr] 43 |             self.pin2.output(value);
Nov 18 02:08:56.862 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 02:08:56.862 INFO [stderr]    |
Nov 18 02:08:56.862 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 18 02:08:56.862 INFO [stderr] 
Nov 18 02:08:57.254 INFO [stderr] error[E0463]: can't find crate for `alloc_system`
Nov 18 02:08:57.254 INFO [stderr]  --> src/main.rs:2:1
Nov 18 02:08:57.254 INFO [stderr]   |
Nov 18 02:08:57.254 INFO [stderr] 2 | extern crate alloc_system;
Nov 18 02:08:57.254 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
Nov 18 02:08:57.254 INFO [stderr] 
Nov 18 02:08:57.260 INFO [stderr] error: aborting due to previous error
Nov 18 02:08:57.260 INFO [stderr] 
Nov 18 02:08:57.260 INFO [stderr] For more information about this error, try `rustc --explain E0463`.
Nov 18 02:08:57.266 INFO [stderr] error: Could not compile `relay-mono`.
Nov 18 02:08:57.266 INFO [stderr] 
Nov 18 02:08:57.266 INFO [stderr] To learn more, run the command again with --verbose.
Nov 18 02:08:57.268 INFO [stderr] su: No module specific data is present
Nov 18 02:08:57.584 INFO running `"docker" "inspect" "bdfb1742280ccb89fb38dde599987ed34ec7d29d6b9e5aa86842e830d9df878f"`
Nov 18 02:08:57.666 INFO running `"docker" "rm" "-f" "bdfb1742280ccb89fb38dde599987ed34ec7d29d6b9e5aa86842e830d9df878f"`
Nov 18 02:08:57.759 INFO [stdout] bdfb1742280ccb89fb38dde599987ed34ec7d29d6b9e5aa86842e830d9df878f