Dec 05 19:59:02.990 INFO testing jevankovich/rpncalc against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 05 19:59:02.990 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 19:59:03.424 INFO [stdout] acc025f1e1a949411f6573ee8bd21910c9f98ea4bd93de767df782c0998b7599
Dec 05 19:59:03.432 INFO running `"docker" "start" "-a" "acc025f1e1a949411f6573ee8bd21910c9f98ea4bd93de767df782c0998b7599"`
Dec 05 19:59:04.388 INFO [stderr] usermod: no changes
Dec 05 19:59:04.428 INFO [stderr]    Compiling rpncalc v0.1.0 (/source)
Dec 05 19:59:04.680 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 05 19:59:04.680 INFO [stderr]  --> src/main.rs:4:5
Dec 05 19:59:04.680 INFO [stderr]   |
Dec 05 19:59:04.680 INFO [stderr] 4 | use std::collections::HashMap;
Dec 05 19:59:04.680 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 19:59:04.680 INFO [stderr]   |
Dec 05 19:59:04.680 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 19:59:04.680 INFO [stderr] 
Dec 05 19:59:04.680 INFO [stderr] warning: unused import: `std::rc::Rc`
Dec 05 19:59:04.680 INFO [stderr]  --> src/main.rs:5:5
Dec 05 19:59:04.680 INFO [stderr]   |
Dec 05 19:59:04.680 INFO [stderr] 5 | use std::rc::Rc;
Dec 05 19:59:04.680 INFO [stderr]   |     ^^^^^^^^^^^
Dec 05 19:59:04.680 INFO [stderr] 
Dec 05 19:59:04.720 INFO [stderr] warning: unused variable: `err`
Dec 05 19:59:04.720 INFO [stderr]   --> src/main.rs:45:17
Dec 05 19:59:04.720 INFO [stderr]    |
Dec 05 19:59:04.720 INFO [stderr] 45 |             Err(err) => println!("Unknown word: \"{}\"", word),
Dec 05 19:59:04.720 INFO [stderr]    |                 ^^^ help: consider using `_err` instead
Dec 05 19:59:04.720 INFO [stderr]    |
Dec 05 19:59:04.720 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 19:59:04.720 INFO [stderr] 
Dec 05 19:59:04.740 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 19:59:04.740 INFO [stderr]   --> src/main.rs:78:5
Dec 05 19:59:04.740 INFO [stderr]    |
Dec 05 19:59:04.740 INFO [stderr] 78 |     stdout.flush();
Dec 05 19:59:04.740 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 05 19:59:04.740 INFO [stderr]    |
Dec 05 19:59:04.740 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 19:59:04.740 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 19:59:04.740 INFO [stderr] 
Dec 05 19:59:04.740 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 19:59:04.740 INFO [stderr]   --> src/main.rs:87:9
Dec 05 19:59:04.740 INFO [stderr]    |
Dec 05 19:59:04.740 INFO [stderr] 87 |         stdout.flush();
Dec 05 19:59:04.740 INFO [stderr]    |         ^^^^^^^^^^^^^^^
Dec 05 19:59:04.740 INFO [stderr]    |
Dec 05 19:59:04.740 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 19:59:04.740 INFO [stderr] 
Dec 05 19:59:05.362 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
Dec 05 19:59:05.365 INFO [stderr] su: No module specific data is present
Dec 05 19:59:05.670 INFO running `"docker" "inspect" "acc025f1e1a949411f6573ee8bd21910c9f98ea4bd93de767df782c0998b7599"`
Dec 05 19:59:05.727 INFO running `"docker" "rm" "-f" "acc025f1e1a949411f6573ee8bd21910c9f98ea4bd93de767df782c0998b7599"`
Dec 05 19:59:05.835 INFO [stdout] acc025f1e1a949411f6573ee8bd21910c9f98ea4bd93de767df782c0998b7599
Dec 05 19:59:05.838 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 test --frozen --no-run" "-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 19:59:06.010 INFO [stdout] f19cbce266449683d9eacf307874cd0d4eb6ed8e28a6e574bad7f3cbc82238c6
Dec 05 19:59:06.013 INFO running `"docker" "start" "-a" "f19cbce266449683d9eacf307874cd0d4eb6ed8e28a6e574bad7f3cbc82238c6"`
Dec 05 19:59:06.703 INFO [stderr] usermod: no changes
Dec 05 19:59:06.735 INFO [stderr]    Compiling rpncalc v0.1.0 (/source)
Dec 05 19:59:06.995 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 05 19:59:06.995 INFO [stderr]  --> src/main.rs:4:5
Dec 05 19:59:06.995 INFO [stderr]   |
Dec 05 19:59:06.995 INFO [stderr] 4 | use std::collections::HashMap;
Dec 05 19:59:06.995 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 19:59:06.995 INFO [stderr]   |
Dec 05 19:59:06.995 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 19:59:06.995 INFO [stderr] 
Dec 05 19:59:06.995 INFO [stderr] warning: unused import: `std::rc::Rc`
Dec 05 19:59:06.995 INFO [stderr]  --> src/main.rs:5:5
Dec 05 19:59:06.995 INFO [stderr]   |
Dec 05 19:59:06.995 INFO [stderr] 5 | use std::rc::Rc;
Dec 05 19:59:06.995 INFO [stderr]   |     ^^^^^^^^^^^
Dec 05 19:59:06.995 INFO [stderr] 
Dec 05 19:59:07.040 INFO [stderr] warning: unused variable: `err`
Dec 05 19:59:07.040 INFO [stderr]   --> src/main.rs:45:17
Dec 05 19:59:07.040 INFO [stderr]    |
Dec 05 19:59:07.040 INFO [stderr] 45 |             Err(err) => println!("Unknown word: \"{}\"", word),
Dec 05 19:59:07.040 INFO [stderr]    |                 ^^^ help: consider using `_err` instead
Dec 05 19:59:07.040 INFO [stderr]    |
Dec 05 19:59:07.040 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 19:59:07.040 INFO [stderr] 
Dec 05 19:59:07.059 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 19:59:07.059 INFO [stderr]   --> src/main.rs:78:5
Dec 05 19:59:07.059 INFO [stderr]    |
Dec 05 19:59:07.059 INFO [stderr] 78 |     stdout.flush();
Dec 05 19:59:07.059 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 05 19:59:07.059 INFO [stderr]    |
Dec 05 19:59:07.063 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 19:59:07.064 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 19:59:07.064 INFO [stderr] 
Dec 05 19:59:07.064 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 19:59:07.064 INFO [stderr]   --> src/main.rs:87:9
Dec 05 19:59:07.064 INFO [stderr]    |
Dec 05 19:59:07.064 INFO [stderr] 87 |         stdout.flush();
Dec 05 19:59:07.064 INFO [stderr]    |         ^^^^^^^^^^^^^^^
Dec 05 19:59:07.064 INFO [stderr]    |
Dec 05 19:59:07.064 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 19:59:07.064 INFO [stderr] 
Dec 05 19:59:07.320 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
Dec 05 19:59:07.324 INFO [stderr] su: No module specific data is present
Dec 05 19:59:07.658 INFO running `"docker" "inspect" "f19cbce266449683d9eacf307874cd0d4eb6ed8e28a6e574bad7f3cbc82238c6"`
Dec 05 19:59:07.842 INFO running `"docker" "rm" "-f" "f19cbce266449683d9eacf307874cd0d4eb6ed8e28a6e574bad7f3cbc82238c6"`
Dec 05 19:59:08.017 INFO [stdout] f19cbce266449683d9eacf307874cd0d4eb6ed8e28a6e574bad7f3cbc82238c6
Dec 05 19:59:08.020 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 test --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 19:59:08.208 INFO [stdout] 5c76944c6c0089ee91bde0a42865cb74bfd9d6d89181116386a2f8a573484c9c
Dec 05 19:59:08.212 INFO running `"docker" "start" "-a" "5c76944c6c0089ee91bde0a42865cb74bfd9d6d89181116386a2f8a573484c9c"`
Dec 05 19:59:08.676 INFO [stderr] usermod: no changes
Dec 05 19:59:08.713 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 05 19:59:08.714 INFO [stderr]      Running /target/debug/deps/rpncalc-69848ff18712195c
Dec 05 19:59:08.722 INFO [stdout] 
Dec 05 19:59:08.724 INFO [stdout] running 0 tests
Dec 05 19:59:08.724 INFO [stdout] 
Dec 05 19:59:08.724 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 19:59:08.724 INFO [stdout] 
Dec 05 19:59:08.730 INFO [stderr] su: No module specific data is present
Dec 05 19:59:09.044 INFO running `"docker" "inspect" "5c76944c6c0089ee91bde0a42865cb74bfd9d6d89181116386a2f8a573484c9c"`
Dec 05 19:59:09.282 INFO running `"docker" "rm" "-f" "5c76944c6c0089ee91bde0a42865cb74bfd9d6d89181116386a2f8a573484c9c"`
Dec 05 19:59:09.480 INFO [stdout] 5c76944c6c0089ee91bde0a42865cb74bfd9d6d89181116386a2f8a573484c9c