[INFO] crate no_vpn 0.1.1 is already in cache [INFO] extracting crate no_vpn 0.1.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/no_vpn/0.1.1 [INFO] extracting crate no_vpn 0.1.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/no_vpn/0.1.1 [INFO] validating manifest of no_vpn-0.1.1 on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of no_vpn-0.1.1 on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing no_vpn-0.1.1 [INFO] finished frobbing no_vpn-0.1.1 [INFO] frobbed toml for no_vpn-0.1.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/no_vpn/0.1.1/Cargo.toml [INFO] started frobbing no_vpn-0.1.1 [INFO] finished frobbing no_vpn-0.1.1 [INFO] frobbed toml for no_vpn-0.1.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/no_vpn/0.1.1/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing no_vpn-0.1.1 against 1.36.0 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/no_vpn/0.1.1:/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=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" "+1.36.0" "build" "--frozen"` [INFO] [stdout] c5ea1d56f4da08cde1b5347a14c45c3bc9779df3d94e087b26ca8a9c967a675a [INFO] running `"docker" "start" "-a" "c5ea1d56f4da08cde1b5347a14c45c3bc9779df3d94e087b26ca8a9c967a675a"` [INFO] [stderr] Compiling base16 v0.1.2 [INFO] [stderr] Compiling rust-crypto v0.2.36 [INFO] [stderr] Compiling no_vpn v0.1.1 (/opt/crater/workdir) [INFO] [stderr] warning: type `z` should have an upper camel case name [INFO] [stderr] --> src/lib.rs:33:6 [INFO] [stderr] | [INFO] [stderr] 33 | type z = String; [INFO] [stderr] | ^ help: convert the identifier to upper camel case: `Z` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_camel_case_types)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait `y` should have an upper camel case name [INFO] [stderr] --> src/lib.rs:64:7 [INFO] [stderr] | [INFO] [stderr] 64 | trait y { [INFO] [stderr] | ^ help: convert the identifier to upper camel case: `Y` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.13s [INFO] running `"docker" "inspect" "c5ea1d56f4da08cde1b5347a14c45c3bc9779df3d94e087b26ca8a9c967a675a"` [INFO] running `"docker" "rm" "-f" "c5ea1d56f4da08cde1b5347a14c45c3bc9779df3d94e087b26ca8a9c967a675a"` [INFO] [stdout] c5ea1d56f4da08cde1b5347a14c45c3bc9779df3d94e087b26ca8a9c967a675a [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/no_vpn/0.1.1:/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=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" "+1.36.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 33b42843af9291ff2e47b2107870108f273195af74da855c6cd88110851e0ab0 [INFO] running `"docker" "start" "-a" "33b42843af9291ff2e47b2107870108f273195af74da855c6cd88110851e0ab0"` [INFO] [stderr] Compiling no_vpn v0.1.1 (/opt/crater/workdir) [INFO] [stderr] warning: type `z` should have an upper camel case name [INFO] [stderr] --> src/lib.rs:33:6 [INFO] [stderr] | [INFO] [stderr] 33 | type z = String; [INFO] [stderr] | ^ help: convert the identifier to upper camel case: `Z` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_camel_case_types)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait `y` should have an upper camel case name [INFO] [stderr] --> src/lib.rs:64:7 [INFO] [stderr] | [INFO] [stderr] 64 | trait y { [INFO] [stderr] | ^ help: convert the identifier to upper camel case: `Y` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.33s [INFO] running `"docker" "inspect" "33b42843af9291ff2e47b2107870108f273195af74da855c6cd88110851e0ab0"` [INFO] running `"docker" "rm" "-f" "33b42843af9291ff2e47b2107870108f273195af74da855c6cd88110851e0ab0"` [INFO] [stdout] 33b42843af9291ff2e47b2107870108f273195af74da855c6cd88110851e0ab0 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/no_vpn/0.1.1:/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=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" "+1.36.0" "test" "--frozen"` [INFO] [stdout] 4c37c208997688d0bf6b31d2802e9480574f603d0a06f3fa21181b31b8846faf [INFO] running `"docker" "start" "-a" "4c37c208997688d0bf6b31d2802e9480574f603d0a06f3fa21181b31b8846faf"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.19s [INFO] [stderr] Running /opt/crater/target/debug/deps/no_vpn-763da49bcc6263c6 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] thread '' panicked at 'called `Option::unwrap()` on a `None` value', src/libcore/option.rs:347:21 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55dfa582b5c3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55 [INFO] [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stderr] 1: 0x55dfa582653b - std::sys_common::backtrace::_print::h49a82ae9552e35c7 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stderr] 2: 0x55dfa5829976 - std::panicking::default_hook::{{closure}}::he20974adbefcc046 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] at src/libstd/panicking.rs:197 [INFO] [stderr] 3: 0x55dfa5829709 - std::panicking::default_hook::he4af6af4ac7fef7b [INFO] [stderr] at src/libstd/panicking.rs:211 [INFO] [stderr] 4: 0x55dfa582a07f - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f [INFO] [stderr] at src/libstd/panicking.rs:474 [INFO] [stderr] 5: 0x55dfa5829c01 - std::panicking::continue_panic_fmt::ha6d6ae144369025b [INFO] [stderr] at src/libstd/panicking.rs:381 [INFO] [stderr] 6: 0x55dfa5829ae5 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:308 [INFO] [stderr] 7: 0x55dfa583e77c - core::panicking::panic_fmt::hc4f83bfed80aeabd [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 8: 0x55dfa583e6bb - core::panicking::panic::h62fdcfa056e70982 [INFO] [stderr] at src/libcore/panicking.rs:49 [INFO] [stderr] 9: 0x55dfa4fb41ef - core::option::Option::unwrap::ha6b749949774c801 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/macros.rs:12 [INFO] [stderr] 10: 0x55dfa4fb02d1 - no_vpn::tests::ip_test::{{closure}}::hfdee90283ef10e88 [INFO] [stderr] at src/lib.rs:41 [INFO] [stderr] 11: 0x55dfa4fac2dd - no_vpn::f::{{closure}}::hededa90e9552c82e [INFO] [stderr] at src/lib.rs:120 [INFO] [stderr] 12: 0x55dfa4fad697 - std::sys_common::backtrace::__rust_begin_short_backtrace::he7948befa0d415fe [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/sys_common/backtrace.rs:136 [INFO] [stderr] 13: 0x55dfa4fb33b4 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h1eb0e228d3d71e2e [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:470 [INFO] [stderr] 14: 0x55dfa4fafd77 - as core::ops::function::FnOnce<()>>::call_once::h8f6fa0aacbe166e8 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:315 [INFO] [stderr] 15: 0x55dfa4fb494f - std::panicking::try::do_call::h4a2960824d73ca36 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:293 [INFO] [stderr] 16: 0x55dfa582dcc9 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:85 [INFO] [stderr] 17: 0x55dfa4fb479f - std::panicking::try::h11f28f201ddc5e25 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272 [INFO] [stderr] 18: 0x55dfa4fafda7 - std::panic::catch_unwind::hdd02225ca5ac29df [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394 [INFO] [stderr] 19: 0x55dfa4fb31b1 - std::thread::Builder::spawn_unchecked::{{closure}}::h4ab1cf2a6cddf53c [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:469 [INFO] [stderr] 20: 0x55dfa4fad702 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h7df98e4e37ba62df [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stderr] 21: 0x55dfa581b61e - as core::ops::function::FnOnce>::call_once::h805c3cc89d534c05 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stderr] 22: 0x55dfa582cfff - std::sys::unix::thread::Thread::new::thread_start::h6f10b78f26c98dc6 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stderr] at src/libstd/sys_common/thread.rs:13 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:79 [INFO] [stderr] 23: 0x7f9e976104a3 - start_thread [INFO] [stderr] 24: 0x7f9e9713bd0e - __clone [INFO] [stderr] 25: 0x0 - [INFO] [stdout] test tests::ip_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests no_vpn [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - check_vpn (line 96) ... ok [INFO] [stdout] test src/lib.rs - (line 15) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "4c37c208997688d0bf6b31d2802e9480574f603d0a06f3fa21181b31b8846faf"` [INFO] running `"docker" "rm" "-f" "4c37c208997688d0bf6b31d2802e9480574f603d0a06f3fa21181b31b8846faf"` [INFO] [stdout] 4c37c208997688d0bf6b31d2802e9480574f603d0a06f3fa21181b31b8846faf