[INFO] updating cached repository jswrenn/beep [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/jswrenn/beep [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/jswrenn/beep" "work/ex/beta-1.38-1/sources/1.37.0/gh/jswrenn/beep"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jswrenn/beep'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/jswrenn/beep" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jswrenn/beep"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jswrenn/beep'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] cbf38e06405ab80b2a22d6dc1d10da7a5216152b [INFO] sha for GitHub repo jswrenn/beep: cbf38e06405ab80b2a22d6dc1d10da7a5216152b [INFO] validating manifest of jswrenn/beep on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of jswrenn/beep on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing jswrenn/beep [INFO] finished frobbing jswrenn/beep [INFO] frobbed toml for jswrenn/beep written to work/ex/beta-1.38-1/sources/1.37.0/gh/jswrenn/beep/Cargo.toml [INFO] started frobbing jswrenn/beep [INFO] finished frobbing jswrenn/beep [INFO] frobbed toml for jswrenn/beep written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jswrenn/beep/Cargo.toml [INFO] crate jswrenn/beep already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jswrenn/beep/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing jswrenn/beep against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jswrenn/beep:/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] 8b6ffb208107b1f0a5484951223f37f06e8b140415de74550574b15161a44ed8 [INFO] running `"docker" "start" "-a" "8b6ffb208107b1f0a5484951223f37f06e8b140415de74550574b15161a44ed8"` [INFO] [stderr] Compiling dimensioned v0.6.0 [INFO] [stderr] Compiling generic-array v0.5.1 [INFO] [stderr] Compiling beep v0.2.1 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.85s [INFO] running `"docker" "inspect" "8b6ffb208107b1f0a5484951223f37f06e8b140415de74550574b15161a44ed8"` [INFO] running `"docker" "rm" "-f" "8b6ffb208107b1f0a5484951223f37f06e8b140415de74550574b15161a44ed8"` [INFO] [stdout] 8b6ffb208107b1f0a5484951223f37f06e8b140415de74550574b15161a44ed8 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jswrenn/beep:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] 642791cb3ebefa205bb5648a5b3212e47103e18dd52fec8dc4748721d438eb8d [INFO] running `"docker" "start" "-a" "642791cb3ebefa205bb5648a5b3212e47103e18dd52fec8dc4748721d438eb8d"` [INFO] [stderr] Compiling beep v0.2.1 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `F` [INFO] [stderr] --> examples/song.rs:13:7 [INFO] [stderr] | [INFO] [stderr] 13 | let F = Hertz::new(2673.0f64); [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_F` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `C` should have a snake case name [INFO] [stderr] --> examples/song.rs:10:7 [INFO] [stderr] | [INFO] [stderr] 10 | let C = Hertz::new(2093.0f64); [INFO] [stderr] | ^ help: convert the identifier to snake case: `c` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `D` should have a snake case name [INFO] [stderr] --> examples/song.rs:11:7 [INFO] [stderr] | [INFO] [stderr] 11 | let D = Hertz::new(2349.0f64); [INFO] [stderr] | ^ help: convert the identifier to snake case: `d` [INFO] [stderr] [INFO] [stderr] warning: variable `E` should have a snake case name [INFO] [stderr] --> examples/song.rs:12:7 [INFO] [stderr] | [INFO] [stderr] 12 | let E = Hertz::new(2673.0f64); [INFO] [stderr] | ^ help: convert the identifier to snake case: `e` [INFO] [stderr] [INFO] [stderr] warning: variable `F` should have a snake case name [INFO] [stderr] --> examples/song.rs:13:7 [INFO] [stderr] | [INFO] [stderr] 13 | let F = Hertz::new(2673.0f64); [INFO] [stderr] | ^ help: convert the identifier to snake case: `f` [INFO] [stderr] [INFO] [stderr] warning: variable `G` should have a snake case name [INFO] [stderr] --> examples/song.rs:14:7 [INFO] [stderr] | [INFO] [stderr] 14 | let G = Hertz::new(3136.0f64); [INFO] [stderr] | ^ help: convert the identifier to snake case: `g` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.60s [INFO] running `"docker" "inspect" "642791cb3ebefa205bb5648a5b3212e47103e18dd52fec8dc4748721d438eb8d"` [INFO] running `"docker" "rm" "-f" "642791cb3ebefa205bb5648a5b3212e47103e18dd52fec8dc4748721d438eb8d"` [INFO] [stdout] 642791cb3ebefa205bb5648a5b3212e47103e18dd52fec8dc4748721d438eb8d [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jswrenn/beep:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen"` [INFO] [stdout] 1db390c160502a0582209a0bab211fca36a67d1e5add9f05e2d8a4e8c91dee1d [INFO] running `"docker" "start" "-a" "1db390c160502a0582209a0bab211fca36a67d1e5add9f05e2d8a4e8c91dee1d"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/crater/target/debug/deps/beep-afb56c832243a0bb [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests beep [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - beep (line 30) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - beep (line 30) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'Could not open /dev/tty0: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55f7fac4e64b - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55f7fac4e64b - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55f7fac4e64b - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55f7fac4e64b - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55f7fac4e64b - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55f7fac4e326 - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:214 [INFO] [stdout] 6: 0x55f7fac4ed0d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55f7fac4e892 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55f7fac4e776 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55f7fac6311d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55f7fac63217 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55f7fac47378 - core::result::Result::expect::h4ddf682b985c2051 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:879 [INFO] [stdout] 12: 0x55f7fac46e26 - ::deref::__static_ref_initialize::h7b9a46892ff0a46a [INFO] [stdout] at src/lib.rs:17 [INFO] [stdout] 13: 0x55f7fac46e26 - core::ops::function::FnOnce::call_once::h45dca0026e477a2b [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 14: 0x55f7fac46d72 - lazy_static::lazy::Lazy::get::{{closure}}::h36d6a84e4ef4a2c5 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.3.0/src/inline_lazy.rs:28 [INFO] [stdout] 15: 0x55f7fac460be - std::sync::once::Once::call_once::{{closure}}::he3ff1c590f1496eb [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sync/once.rs:225 [INFO] [stdout] 16: 0x55f7fac4bd38 - std::sync::once::Once::call_inner::hff3cc93da942def6 [INFO] [stdout] at src/libstd/sync/once.rs:392 [INFO] [stdout] 17: 0x55f7fac46043 - std::sync::once::Once::call_once::h61150c2c8c6e0316 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sync/once.rs:225 [INFO] [stdout] 18: 0x55f7fac45c02 - lazy_static::lazy::Lazy::get::h641f363f8f80e411 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.3.0/src/inline_lazy.rs:27 [INFO] [stdout] 19: 0x55f7fac45c02 - ::deref::__stability::ha1f15b8f45c5a69d [INFO] [stdout] at /opt/crater/workdir/<::lazy_static::__lazy_static_internal macros>:17 [INFO] [stdout] 20: 0x55f7fac45c02 - ::deref::hf7f7cf9ec883692c [INFO] [stdout] at /opt/crater/workdir/<::lazy_static::__lazy_static_internal macros>:19 [INFO] [stdout] 21: 0x55f7fac459b4 - beep::beep::h602c43bac03c6621 [INFO] [stdout] 22: 0x55f7fac4539a - rust_out::main::h1cf9155cb6204ee7 [INFO] [stdout] 23: 0x55f7fac45493 - std::rt::lang_start::{{closure}}::h00a7ffc4b255461a [INFO] [stdout] 24: 0x55f7fac4e763 - std::rt::lang_start_internal::{{closure}}::hf367a5a6ae52b0ce [INFO] [stdout] at src/libstd/rt.rs:49 [INFO] [stdout] 25: 0x55f7fac4e763 - std::panicking::try::do_call::h9d779bc5e27e3284 [INFO] [stdout] at src/libstd/panicking.rs:296 [INFO] [stdout] 26: 0x55f7fac5083a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 27: 0x55f7fac4f21d - std::panicking::try::h4af22d9cb0afa351 [INFO] [stdout] at src/libstd/panicking.rs:275 [INFO] [stdout] 28: 0x55f7fac4f21d - std::panic::catch_unwind::hbb68a9ada87bfb97 [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 29: 0x55f7fac4f21d - std::rt::lang_start_internal::hba9e09d74440ce4d [INFO] [stdout] at src/libstd/rt.rs:48 [INFO] [stdout] 30: 0x55f7fac45478 - std::rt::lang_start::hb393a69b73b35e9d [INFO] [stdout] 31: 0x55f7fac4543b - main [INFO] [stdout] 32: 0x7fbe13d522e1 - __libc_start_main [INFO] [stdout] 33: 0x55f7fac4500a - _start [INFO] [stdout] 34: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - beep (line 30) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 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" "1db390c160502a0582209a0bab211fca36a67d1e5add9f05e2d8a4e8c91dee1d"` [INFO] running `"docker" "rm" "-f" "1db390c160502a0582209a0bab211fca36a67d1e5add9f05e2d8a4e8c91dee1d"` [INFO] [stdout] 1db390c160502a0582209a0bab211fca36a67d1e5add9f05e2d8a4e8c91dee1d