[INFO] crate no_vpn 0.1.1 is already in cache [INFO] extracting crate no_vpn 0.1.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/no_vpn/0.1.1 [INFO] extracting crate no_vpn 0.1.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/no_vpn/0.1.1 [INFO] validating manifest of no_vpn-0.1.1 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 no_vpn-0.1.1 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 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-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/reg/no_vpn/0.1.1/Cargo.toml [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 no_vpn-0.1.1 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-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] 5df66e9c4bafa9f1d34dcedcfbeed59d07b09b2c631e625ce8d44d5ac850dd61 [INFO] running `"docker" "start" "-a" "5df66e9c4bafa9f1d34dcedcfbeed59d07b09b2c631e625ce8d44d5ac850dd61"` [INFO] [stderr] Compiling base16 v0.1.2 [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 3.05s [INFO] running `"docker" "inspect" "5df66e9c4bafa9f1d34dcedcfbeed59d07b09b2c631e625ce8d44d5ac850dd61"` [INFO] running `"docker" "rm" "-f" "5df66e9c4bafa9f1d34dcedcfbeed59d07b09b2c631e625ce8d44d5ac850dd61"` [INFO] [stdout] 5df66e9c4bafa9f1d34dcedcfbeed59d07b09b2c631e625ce8d44d5ac850dd61 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] 39ea77c6738a0651be373d86f143a302f21cf9caf20bc735b2f9cef7825b4a61 [INFO] running `"docker" "start" "-a" "39ea77c6738a0651be373d86f143a302f21cf9caf20bc735b2f9cef7825b4a61"` [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 6.32s [INFO] running `"docker" "inspect" "39ea77c6738a0651be373d86f143a302f21cf9caf20bc735b2f9cef7825b4a61"` [INFO] running `"docker" "rm" "-f" "39ea77c6738a0651be373d86f143a302f21cf9caf20bc735b2f9cef7825b4a61"` [INFO] [stdout] 39ea77c6738a0651be373d86f143a302f21cf9caf20bc735b2f9cef7825b4a61 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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" "+beta-2019-08-13" "test" "--frozen"` [INFO] [stdout] d021b382a696aacf113d8d2b7150d4040805e7827bceb73011fb9aac1ef5e9e8 [INFO] running `"docker" "start" "-a" "d021b382a696aacf113d8d2b7150d4040805e7827bceb73011fb9aac1ef5e9e8"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running /opt/crater/target/debug/deps/no_vpn-1249fdcdb4bc27e8 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] thread '' panicked at 'called `Option::unwrap()` on a `None` value', src/libcore/option.rs:378:21 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55a76776ffdb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55a76776ffdb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55a76776ffdb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x55a76776ffdb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x55a76776ffdb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x55a76776fcb6 - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x55a76777074d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x55a7677702d2 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 8: 0x55a7677701b6 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:311 [INFO] [stderr] 9: 0x55a767788dfd - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 10: 0x55a767788d3c - core::panicking::panic::h411fb8ce50d26c19 [INFO] [stderr] at src/libcore/panicking.rs:49 [INFO] [stderr] 11: 0x55a766eea8e7 - core::option::Option::unwrap::h799d73d7473d39fd [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/macros.rs:12 [INFO] [stderr] 12: 0x55a766eee4e2 - no_vpn::tests::ip_test::{{closure}}::h71e92d06204ce59d [INFO] [stderr] at src/lib.rs:41 [INFO] [stderr] 13: 0x55a766ee9556 - no_vpn::f::{{closure}}::h261f5eed6cea1225 [INFO] [stderr] at src/lib.rs:120 [INFO] [stderr] 14: 0x55a766ef0978 - std::sys_common::backtrace::__rust_begin_short_backtrace::h2f10208580ee7e66 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 15: 0x55a766ef0885 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h7dc9be72714baf48 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stderr] 16: 0x55a766eed978 - as core::ops::function::FnOnce<()>>::call_once::had3f0cf87a889f95 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stderr] 17: 0x55a766ef1c97 - std::panicking::try::do_call::h0386fedcfad0d9e3 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stderr] 18: 0x55a767773f9a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 19: 0x55a766ef1b10 - std::panicking::try::hc317823cc15fabc9 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stderr] 20: 0x55a766eed9a8 - std::panic::catch_unwind::hdd8ef96b75a12501 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stderr] 21: 0x55a766ef0682 - std::thread::Builder::spawn_unchecked::{{closure}}::ha257d58b91b82227 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stderr] 22: 0x55a766eeb323 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h67f2bf9334c865e5 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stderr] 23: 0x55a76776319f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stderr] 24: 0x55a7677732e0 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stderr] 25: 0x55a7677732e0 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stderr] at src/libstd/sys_common/thread.rs:13 [INFO] [stderr] 26: 0x55a7677732e0 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:79 [INFO] [stderr] 27: 0x7f926da804a4 - start_thread [INFO] [stderr] 28: 0x7f926d5abd0f - __clone [INFO] [stderr] 29: 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" "d021b382a696aacf113d8d2b7150d4040805e7827bceb73011fb9aac1ef5e9e8"` [INFO] running `"docker" "rm" "-f" "d021b382a696aacf113d8d2b7150d4040805e7827bceb73011fb9aac1ef5e9e8"` [INFO] [stdout] d021b382a696aacf113d8d2b7150d4040805e7827bceb73011fb9aac1ef5e9e8