[INFO] crate staticfraction 0.0.1 is already in cache [INFO] extracting crate staticfraction 0.0.1 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/staticfraction/0.0.1 [INFO] extracting crate staticfraction 0.0.1 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/staticfraction/0.0.1 [INFO] validating manifest of staticfraction-0.0.1 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of staticfraction-0.0.1 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing staticfraction-0.0.1 [INFO] finished frobbing staticfraction-0.0.1 [INFO] frobbed toml for staticfraction-0.0.1 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/staticfraction/0.0.1/Cargo.toml [INFO] started frobbing staticfraction-0.0.1 [INFO] finished frobbing staticfraction-0.0.1 [INFO] frobbed toml for staticfraction-0.0.1 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/staticfraction/0.0.1/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing staticfraction-0.0.1 against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/staticfraction/0.0.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"` [INFO] [stdout] 1d36f046f7c0d7e48de1d8d536615c2bd8a968b07b57f2c98c087fe41c4583ca [INFO] running `"docker" "start" "-a" "1d36f046f7c0d7e48de1d8d536615c2bd8a968b07b57f2c98c087fe41c4583ca"` [INFO] [stderr] Compiling staticfraction v0.0.1 (/opt/crater/workdir) [INFO] [stderr] warning: method is never used: `min_numerator` [INFO] [stderr] --> src/lib.rs:129:5 [INFO] [stderr] | [INFO] [stderr] 129 | fn min_numerator(&self) -> C { D::NUM_OFFSET + D::NUM_FACTOR * C::from(S::min_value()) } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `max_numerator` [INFO] [stderr] --> src/lib.rs:130:5 [INFO] [stderr] | [INFO] [stderr] 130 | fn max_numerator(&self) -> C { D::NUM_OFFSET + D::NUM_FACTOR * C::from(S::max_value()) } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `associated_consts` has been stable since 1.20.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/lib.rs:28:12 [INFO] [stderr] | [INFO] [stderr] 28 | #![feature(associated_consts)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(stable_features)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.60s [INFO] running `"docker" "inspect" "1d36f046f7c0d7e48de1d8d536615c2bd8a968b07b57f2c98c087fe41c4583ca"` [INFO] running `"docker" "rm" "-f" "1d36f046f7c0d7e48de1d8d536615c2bd8a968b07b57f2c98c087fe41c4583ca"` [INFO] [stdout] 1d36f046f7c0d7e48de1d8d536615c2bd8a968b07b57f2c98c087fe41c4583ca [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/staticfraction/0.0.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] 429747cc28edf957a67fe47b24d7446268b20e010211f8fec65892cfaad1321c [INFO] running `"docker" "start" "-a" "429747cc28edf957a67fe47b24d7446268b20e010211f8fec65892cfaad1321c"` [INFO] [stderr] Compiling staticfraction v0.0.1 (/opt/crater/workdir) [INFO] [stderr] warning: the feature `associated_consts` has been stable since 1.20.0 and no longer requires an attribute to enable [INFO] [stderr] --> examples/pt100.rs:1:12 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(associated_consts)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(stable_features)] on by default [INFO] [stderr] [INFO] [stderr] warning: the feature `associated_consts` has been stable since 1.20.0 and no longer requires an attribute to enable [INFO] [stderr] --> examples/demo_constant_propagation.rs:6:12 [INFO] [stderr] | [INFO] [stderr] 6 | #![feature(associated_consts)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(stable_features)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `min_numerator` [INFO] [stderr] --> src/lib.rs:129:5 [INFO] [stderr] | [INFO] [stderr] 129 | fn min_numerator(&self) -> C { D::NUM_OFFSET + D::NUM_FACTOR * C::from(S::min_value()) } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `max_numerator` [INFO] [stderr] --> src/lib.rs:130:5 [INFO] [stderr] | [INFO] [stderr] 130 | fn max_numerator(&self) -> C { D::NUM_OFFSET + D::NUM_FACTOR * C::from(S::max_value()) } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `associated_consts` has been stable since 1.20.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/lib.rs:28:12 [INFO] [stderr] | [INFO] [stderr] 28 | #![feature(associated_consts)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(stable_features)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.87s [INFO] running `"docker" "inspect" "429747cc28edf957a67fe47b24d7446268b20e010211f8fec65892cfaad1321c"` [INFO] running `"docker" "rm" "-f" "429747cc28edf957a67fe47b24d7446268b20e010211f8fec65892cfaad1321c"` [INFO] [stdout] 429747cc28edf957a67fe47b24d7446268b20e010211f8fec65892cfaad1321c [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/staticfraction/0.0.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"` [INFO] [stdout] 1dea5f49a891dd952d0de8846c9cfaf814e722018e133b607f5fae9c424e23a1 [INFO] running `"docker" "start" "-a" "1dea5f49a891dd952d0de8846c9cfaf814e722018e133b607f5fae9c424e23a1"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/crater/target/debug/deps/staticfraction-5479ad0e5dfb424c [INFO] [stderr] Doc-tests staticfraction [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - StaticFractionDescription (line 57) ... ok [INFO] [stdout] test src/lib.rs - (line 13) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 13) stdout ---- [INFO] [stdout] error: cannot find macro `prinln!` in this scope [INFO] [stdout] --> src/lib.rs:14:33 [INFO] [stdout] | [INFO] [stdout] 3 | if get_system_voltage() < 3.1 { prinln!("Undervoltage warning!"); } [INFO] [stdout] | ^^^^^^ help: you could try the macro: `println` [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `get_system_voltage` in this scope [INFO] [stdout] --> src/lib.rs:14:4 [INFO] [stdout] | [INFO] [stdout] 3 | if get_system_voltage() < 3.1 { prinln!("Undervoltage warning!"); } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] thread 'src/lib.rs - (line 13)' panicked at 'couldn't compile the test', src/librustdoc/test.rs:354:13 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x7fe4eba952c3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::hb587d2734f1dc7c5 [INFO] [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stdout] 1: 0x7fe4eba8dacb - std::sys_common::backtrace::_print::he39717f7cfbd122d [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:70 [INFO] [stdout] 2: 0x7fe4eba914e6 - std::panicking::default_hook::{{closure}}::hb7f1ae5149814e5e [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:58 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 3: 0x7fe4eba911e7 - std::panicking::default_hook::hc2b73d8ffc772b35 [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 4: 0x7fe4edb0bc6f - rustc::util::common::panic_hook::h751032aa3ac1c484 [INFO] [stdout] 5: 0x7fe4eba91cbd - std::panicking::rust_panic_with_hook::h625072734a147d22 [INFO] [stdout] at src/libstd/panicking.rs:482 [INFO] [stdout] 6: 0x55fc080355d4 - std::panicking::begin_panic::h4d7d3340c9cf9d14 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panicking.rs:412 [INFO] [stdout] 7: 0x55fc082d0a03 - rustdoc::test::run_test::h5889805fcc1a0c80 [INFO] [stdout] at src/librustdoc/test.rs:354 [INFO] [stdout] 8: 0x55fc08191d97 - >::set::h9bde29d771b01b1d [INFO] [stdout] at src/librustdoc/test.rs:754 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/scoped-tls-0.1.2/src/lib.rs:155 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libsyntax/lib.rs:112 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/scoped-tls-0.1.2/src/lib.rs:155 [INFO] [stdout] 9: 0x55fc08261bc1 - syntax::with_globals::h80769f7b53fe9e05 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libsyntax/lib.rs:111 [INFO] [stdout] 10: 0x55fc081929e8 - std::sys_common::backtrace::__rust_begin_short_backtrace::hac3ae7983c29a44c [INFO] [stdout] at src/librustdoc/test.rs:751 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/sys_common/backtrace.rs:135 [INFO] [stdout] 11: 0x55fc080356c3 - std::panicking::try::do_call::h5fa5d80973e51645 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/thread/mod.rs:469 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panic.rs:309 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panicking.rs:297 [INFO] [stdout] 12: 0x7fe4ebaa2ed9 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:92 [INFO] [stdout] 13: 0x55fc0804f8d7 - >::call_box::h493f8fc037edfe5c [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panicking.rs:276 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/panic.rs:388 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/thread/mod.rs:468 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/liballoc/boxed.rs:734 [INFO] [stdout] 14: 0x7fe4ebaa1cdd - std::sys::unix::thread::Thread::new::thread_start::h60ff5f253b4125d5 [INFO] [stdout] at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/liballoc/boxed.rs:744 [INFO] [stdout] at src/libstd/sys_common/thread.rs:14 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:81 [INFO] [stdout] 15: 0x7fe4eb60f493 - start_thread [INFO] [stdout] 16: 0x7fe4eb13aace - __clone [INFO] [stdout] 17: 0x0 - [INFO] [stdout] query stack during panic: [INFO] [stdout] end of query stack [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 13) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `"docker" "inspect" "1dea5f49a891dd952d0de8846c9cfaf814e722018e133b607f5fae9c424e23a1"` [INFO] running `"docker" "rm" "-f" "1dea5f49a891dd952d0de8846c9cfaf814e722018e133b607f5fae9c424e23a1"` [INFO] [stdout] 1dea5f49a891dd952d0de8846c9cfaf814e722018e133b607f5fae9c424e23a1