Dec 14 17:16:31.976 INFO testing tessel-0.3.1 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 14 17:16:31.976 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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"`
Dec 14 17:16:32.521 INFO [stdout] fa5f4573a4a1c2d295e0fd37c7600f1933f4008fec1955ac7e0fa6d09e822166
Dec 14 17:16:32.531 INFO running `"docker" "start" "-a" "fa5f4573a4a1c2d295e0fd37c7600f1933f4008fec1955ac7e0fa6d09e822166"`
Dec 14 17:16:33.983 INFO [stderr] usermod: no changes
Dec 14 17:16:34.019 INFO [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
Dec 14 17:16:34.019 INFO [stderr] disables Cargo from automatically inferring other binary targets.
Dec 14 17:16:34.019 INFO [stderr] This inference behavior will change in the Rust 2018 edition and the following
Dec 14 17:16:34.019 INFO [stderr] files will be included as a binary target:
Dec 14 17:16:34.019 INFO [stderr] 
Dec 14 17:16:34.019 INFO [stderr] * /source/src/main.rs
Dec 14 17:16:34.019 INFO [stderr] 
Dec 14 17:16:34.019 INFO [stderr] This is likely to break cargo build or cargo test as these files may not be
Dec 14 17:16:34.019 INFO [stderr] ready to be compiled as a binary target today. You can future-proof yourself
Dec 14 17:16:34.019 INFO [stderr] and disable this warning by adding `autobins = false` to your [package]
Dec 14 17:16:34.019 INFO [stderr] section. You may also move the files to a location where Cargo would not
Dec 14 17:16:34.019 INFO [stderr] automatically infer them to be a target, such as in subfolders.
Dec 14 17:16:34.019 INFO [stderr] 
Dec 14 17:16:34.019 INFO [stderr] For more information on this warning you can consult
Dec 14 17:16:34.019 INFO [stderr] https://github.com/rust-lang/cargo/issues/5330
Dec 14 17:16:34.019 INFO [stderr] warning: path `/source/src/main.rs` was erroneously implicitly accepted for binary `hello-rust`,
Dec 14 17:16:34.019 INFO [stderr] please set bin.path in Cargo.toml
Dec 14 17:16:34.063 INFO [stderr]    Compiling atomic-option v0.1.2
Dec 14 17:16:34.679 INFO [stderr]    Compiling tessel v0.3.1 (/source)
Dec 14 17:16:36.636 INFO [stderr] error[E0463]: can't find crate for `alloc_system`
Dec 14 17:16:36.636 INFO [stderr]  --> src/main.rs:2:1
Dec 14 17:16:36.636 INFO [stderr]   |
Dec 14 17:16:36.636 INFO [stderr] 2 | extern crate alloc_system;
Dec 14 17:16:36.636 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
Dec 14 17:16:36.636 INFO [stderr] 
Dec 14 17:16:36.636 INFO [stderr] error: aborting due to previous error
Dec 14 17:16:36.636 INFO [stderr] 
Dec 14 17:16:36.637 INFO [stderr] For more information about this error, try `rustc --explain E0463`.
Dec 14 17:16:36.642 INFO [stderr] error: Could not compile `tessel`.
Dec 14 17:16:36.642 INFO [stderr] 
Dec 14 17:16:36.642 INFO [stderr] To learn more, run the command again with --verbose.
Dec 14 17:16:36.659 INFO [stderr] su: No module specific data is present
Dec 14 17:16:37.295 INFO running `"docker" "inspect" "fa5f4573a4a1c2d295e0fd37c7600f1933f4008fec1955ac7e0fa6d09e822166"`
Dec 14 17:16:37.550 INFO running `"docker" "rm" "-f" "fa5f4573a4a1c2d295e0fd37c7600f1933f4008fec1955ac7e0fa6d09e822166"`
Dec 14 17:16:37.883 INFO [stdout] fa5f4573a4a1c2d295e0fd37c7600f1933f4008fec1955ac7e0fa6d09e822166