Dec 05 19:55:32.520 INFO testing jharrilim/rustler against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 05 19:55:32.520 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 05 19:55:32.736 INFO [stdout] 764ca1f6d57148c95a658d6a6ca5c9bcaab5b56d172f6cbb1deb38c763e1c216
Dec 05 19:55:32.742 INFO running `"docker" "start" "-a" "764ca1f6d57148c95a658d6a6ca5c9bcaab5b56d172f6cbb1deb38c763e1c216"`
Dec 05 19:55:33.300 INFO [stderr] usermod: no changes
Dec 05 19:55:33.328 INFO [stderr]    Compiling rustler v0.1.0 (/source)
Dec 05 19:55:33.536 INFO [stderr] warning: unused imports: `IpAddr`, `TcpStream`
Dec 05 19:55:33.536 INFO [stderr]  --> src/http/request.rs:5:5
Dec 05 19:55:33.536 INFO [stderr]   |
Dec 05 19:55:33.536 INFO [stderr] 5 |     IpAddr,
Dec 05 19:55:33.536 INFO [stderr]   |     ^^^^^^
Dec 05 19:55:33.536 INFO [stderr] 6 |     TcpStream,
Dec 05 19:55:33.536 INFO [stderr]   |     ^^^^^^^^^
Dec 05 19:55:33.536 INFO [stderr]   |
Dec 05 19:55:33.536 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 19:55:33.536 INFO [stderr] 
Dec 05 19:55:33.536 INFO [stderr] warning: unused import: `std::net::TcpStream`
Dec 05 19:55:33.536 INFO [stderr]  --> src/http/client.rs:1:5
Dec 05 19:55:33.536 INFO [stderr]   |
Dec 05 19:55:33.536 INFO [stderr] 1 | use std::net::TcpStream;
Dec 05 19:55:33.536 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 05 19:55:33.536 INFO [stderr] 
Dec 05 19:55:33.595 INFO [stderr] error[E0599]: no method named `add` found for type `std::string::String` in the current scope
Dec 05 19:55:33.595 INFO [stderr]   --> src/http/request.rs:32:23
Dec 05 19:55:33.595 INFO [stderr]    |
Dec 05 19:55:33.595 INFO [stderr] 32 |             msg = msg.add(format!("{}:{}\r\n", k, v).as_str())
Dec 05 19:55:33.595 INFO [stderr]    |                       ^^^
Dec 05 19:55:33.596 INFO [stderr]    |
Dec 05 19:55:33.596 INFO [stderr]    = help: items from traits can only be used if the trait is in scope
Dec 05 19:55:33.596 INFO [stderr]    = note: the following trait is implemented but not in scope, perhaps add a `use` for it:
Dec 05 19:55:33.596 INFO [stderr]            `use std::ops::Add;`
Dec 05 19:55:33.596 INFO [stderr] 
Dec 05 19:55:33.596 INFO [stderr] error[E0599]: no method named `add` found for type `std::string::String` in the current scope
Dec 05 19:55:33.597 INFO [stderr]   --> src/http/request.rs:34:19
Dec 05 19:55:33.597 INFO [stderr]    |
Dec 05 19:55:33.597 INFO [stderr] 34 |         msg = msg.add(self.body.as_str());
Dec 05 19:55:33.597 INFO [stderr]    |                   ^^^
Dec 05 19:55:33.597 INFO [stderr]    |
Dec 05 19:55:33.598 INFO [stderr]    = help: items from traits can only be used if the trait is in scope
Dec 05 19:55:33.598 INFO [stderr]    = note: the following trait is implemented but not in scope, perhaps add a `use` for it:
Dec 05 19:55:33.598 INFO [stderr]            `use std::ops::Add;`
Dec 05 19:55:33.598 INFO [stderr] 
Dec 05 19:55:33.599 INFO [stderr] error: aborting due to 2 previous errors
Dec 05 19:55:33.599 INFO [stderr] 
Dec 05 19:55:33.599 INFO [stderr] For more information about this error, try `rustc --explain E0599`.
Dec 05 19:55:33.605 INFO [stderr] error: Could not compile `rustler`.
Dec 05 19:55:33.605 INFO [stderr] 
Dec 05 19:55:33.605 INFO [stderr] To learn more, run the command again with --verbose.
Dec 05 19:55:33.607 INFO [stderr] su: No module specific data is present
Dec 05 19:55:33.967 INFO running `"docker" "inspect" "764ca1f6d57148c95a658d6a6ca5c9bcaab5b56d172f6cbb1deb38c763e1c216"`
Dec 05 19:55:34.141 INFO running `"docker" "rm" "-f" "764ca1f6d57148c95a658d6a6ca5c9bcaab5b56d172f6cbb1deb38c763e1c216"`
Dec 05 19:55:34.276 INFO [stdout] 764ca1f6d57148c95a658d6a6ca5c9bcaab5b56d172f6cbb1deb38c763e1c216