[INFO] updating cached repository https://github.com/VladYermakov/interpreter
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7269d722e714f053041e0db8e28d22865cc09fb9
[INFO] testing VladYermakov/interpreter against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FVladYermakov%2Finterpreter" "work/builds/worker-8/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/VladYermakov/interpreter on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/VladYermakov/interpreter
[INFO] finished tweaking git repo https://github.com/VladYermakov/interpreter
[INFO] tweaked toml for git repo https://github.com/VladYermakov/interpreter written to work/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/VladYermakov/interpreter already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] ceb178e3e7791290d5ed124af550d73f3903f5d6d63fd441c6527c3e863a44a5
[INFO] running `"docker" "start" "-a" "ceb178e3e7791290d5ed124af550d73f3903f5d6d63fd441c6527c3e863a44a5"`
[INFO] [stderr]    Compiling interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: method is never used: `node_type`
[INFO] [stderr]    --> src/main.rs:476:5
[INFO] [stderr]     |
[INFO] [stderr] 476 |     fn node_type(&self) -> String {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `with_text`
[INFO] [stderr]    --> src/main.rs:641:5
[INFO] [stderr]     |
[INFO] [stderr] 641 |     fn with_text<T: Into<String> + Clone>(text: T) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `with_text`
[INFO] [stderr]     --> src/main.rs:1074:5
[INFO] [stderr]      |
[INFO] [stderr] 1074 |     fn with_text<T: Into<String> + Clone>(text: T) -> Self {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `inv`
[INFO] [stderr]   --> src/numbers/complex.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     pub fn inv(&self) -> Complex {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `"docker" "inspect" "ceb178e3e7791290d5ed124af550d73f3903f5d6d63fd441c6527c3e863a44a5"`
[INFO] running `"docker" "rm" "-f" "ceb178e3e7791290d5ed124af550d73f3903f5d6d63fd441c6527c3e863a44a5"`
[INFO] [stdout] ceb178e3e7791290d5ed124af550d73f3903f5d6d63fd441c6527c3e863a44a5
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2926bb1d140e534debfd3b38bf9456238f9496c1635ca4aa85684eba48906018
[INFO] running `"docker" "start" "-a" "2926bb1d140e534debfd3b38bf9456238f9496c1635ca4aa85684eba48906018"`
[INFO] [stderr]    Compiling interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: method is never used: `node_type`
[INFO] [stderr]    --> src/main.rs:476:5
[INFO] [stderr]     |
[INFO] [stderr] 476 |     fn node_type(&self) -> String {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.82s
[INFO] running `"docker" "inspect" "2926bb1d140e534debfd3b38bf9456238f9496c1635ca4aa85684eba48906018"`
[INFO] running `"docker" "rm" "-f" "2926bb1d140e534debfd3b38bf9456238f9496c1635ca4aa85684eba48906018"`
[INFO] [stdout] 2926bb1d140e534debfd3b38bf9456238f9496c1635ca4aa85684eba48906018
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] b6f33c22b66027f77c313793615e72a9a7617760556228f68556bd99fee32900
[INFO] running `"docker" "start" "-a" "b6f33c22b66027f77c313793615e72a9a7617760556228f68556bd99fee32900"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/interpreter-296d2459cb45f2c6
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stdout] test numbers::tests::test_complex ... ok
[INFO] [stdout] test numbers::tests::test_assign_ops ... ok
[INFO] [stdout] test numbers::tests::test_cross_type_assign_ops ... ok
[INFO] [stdout] test numbers::tests::test_cross_types_add ... ok
[INFO] [stdout] test numbers::tests::test_cross_types_sub ... ok
[INFO] [stdout] test numbers::tests::test_cross_types_mul ... ok
[INFO] [stdout] test numbers::tests::test_default ... ok
[INFO] [stdout] test numbers::tests::test_if ... ok
[INFO] [stdout] test numbers::tests::test_integers ... ok
[INFO] [stdout] test numbers::tests::test_naturals ... ok
[INFO] [stdout] test numbers::tests::test_real ... ok
[INFO] [stdout] test numbers::tests::test_number_ops ... ok
[INFO] [stdout] test numbers::tests::test_cross_types_div ... ok
[INFO] [stdout] test numbers::tests::test_rationals ... ok
[INFO] [stdout] test tests::test_add ... ok
[INFO] [stdout] test tests::test_add_with_spaces ... ok
[INFO] [stdout] test tests::test_bad_numbers ... ok
[INFO] [stdout] test tests::test_div ... ok
[INFO] [stdout] test tests::test_conditions ... ok
[INFO] [stdout] test tests::test_function_with_arguments ... ok
[INFO] [stdout] test tests::test_function ... ok
[INFO] [stdout] test tests::test_long ... ok
[INFO] [stdout] test tests::test_mul ... ok
[INFO] [stdout] test tests::test_multiline ... ok
[INFO] [stdout] test tests::test_number ... ok
[INFO] [stdout] test tests::test_parentheses ... ok
[INFO] [stdout] test tests::test_if ... ok
[INFO] [stdout] test tests::test_priority ... ok
[INFO] [stdout] test tests::test_ops ... ok
[INFO] [stdout] test tests::test_unary ... ok
[INFO] [stdout] test tests::test_sub ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "b6f33c22b66027f77c313793615e72a9a7617760556228f68556bd99fee32900"`
[INFO] running `"docker" "rm" "-f" "b6f33c22b66027f77c313793615e72a9a7617760556228f68556bd99fee32900"`
[INFO] [stdout] b6f33c22b66027f77c313793615e72a9a7617760556228f68556bd99fee32900