[INFO] crate no_vpn 0.1.1 is already in cache [INFO] testing no_vpn-0.1.1 against 1.44.0 for beta-1.45-1 [INFO] extracting crate no_vpn 0.1.1 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate no_vpn 0.1.1 on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate no_vpn 0.1.1 [INFO] finished tweaking crates.io crate no_vpn 0.1.1 [INFO] tweaked toml for crates.io crate no_vpn 0.1.1 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+1.44.0" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d03cbc4061c75a9bd677136f088700920bbf9dff6b589b501e2902c9b99e0a96 [INFO] running `"docker" "start" "-a" "d03cbc4061c75a9bd677136f088700920bbf9dff6b589b501e2902c9b99e0a96"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling base16 v0.1.2 [INFO] [stderr] Compiling no_vpn v0.1.1 (/opt/rustwide/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 (notice the capitalization): `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 (notice the capitalization): `Y` [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.08s [INFO] running `"docker" "inspect" "d03cbc4061c75a9bd677136f088700920bbf9dff6b589b501e2902c9b99e0a96"` [INFO] running `"docker" "rm" "-f" "d03cbc4061c75a9bd677136f088700920bbf9dff6b589b501e2902c9b99e0a96"` [INFO] [stdout] d03cbc4061c75a9bd677136f088700920bbf9dff6b589b501e2902c9b99e0a96 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+1.44.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 4e9df821d88e08be9aae2be411a4a3ad71d62a2f70c7d2b2078b5b9a6920d08a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "4e9df821d88e08be9aae2be411a4a3ad71d62a2f70c7d2b2078b5b9a6920d08a"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling no_vpn v0.1.1 (/opt/rustwide/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 (notice the capitalization): `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 (notice the capitalization): `Y` [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [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 (notice the capitalization): `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 (notice the capitalization): `Y` [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 12.53s [INFO] running `"docker" "inspect" "4e9df821d88e08be9aae2be411a4a3ad71d62a2f70c7d2b2078b5b9a6920d08a"` [INFO] running `"docker" "rm" "-f" "4e9df821d88e08be9aae2be411a4a3ad71d62a2f70c7d2b2078b5b9a6920d08a"` [INFO] [stdout] 4e9df821d88e08be9aae2be411a4a3ad71d62a2f70c7d2b2078b5b9a6920d08a [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+1.44.0" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 0bf1888f67adce62bb79501c3e729a648ee0b1703b4a4e90e01d51cc6cf35e92 [INFO] running `"docker" "start" "-a" "0bf1888f67adce62bb79501c3e729a648ee0b1703b4a4e90e01d51cc6cf35e92"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Blocking waiting for file lock on package cache [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 (notice the capitalization): `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 (notice the capitalization): `Y` [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [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 (notice the capitalization): `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 (notice the capitalization): `Y` [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.47s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/no_vpn-b2bdfd4fd6df3da3 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] thread '' panicked at 'called `Option::unwrap()` on a `None` value', src/lib.rs:41:24 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x559f88142a94 - backtrace::backtrace::libunwind::trace::hc1c4a1d8ad423b97 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x559f88142a94 - backtrace::backtrace::trace_unsynchronized::h82274781060cb056 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x559f88142a94 - std::sys_common::backtrace::_print_fmt::h2a45d89b653a4da8 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x559f88142a94 - ::fmt::h41a0a93ab85e6aa1 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x559f8816e2bc - core::fmt::write::hdaea18585065a96d [INFO] [stderr] at src/libcore/fmt/mod.rs:1069 [INFO] [stderr] 5: 0x559f8813b913 - std::io::Write::write_fmt::h0cea70c809005252 [INFO] [stderr] at src/libstd/io/mod.rs:1504 [INFO] [stderr] 6: 0x559f88145395 - std::sys_common::backtrace::_print::hd95f9978cc145ca4 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x559f88145395 - std::sys_common::backtrace::print::hfb25ca2291be47d0 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x559f88145395 - std::panicking::default_hook::{{closure}}::h44f76cee5dc8591c [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x559f881450d2 - std::panicking::default_hook::h198e1a712910f1e6 [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x559f881459f2 - std::panicking::rust_panic_with_hook::hc0b4730bb8013f9d [INFO] [stderr] at src/libstd/panicking.rs:511 [INFO] [stderr] 11: 0x559f881455db - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:419 [INFO] [stderr] 12: 0x559f8816cce1 - core::panicking::panic_fmt::h1ac71ad045d55416 [INFO] [stderr] at src/libcore/panicking.rs:111 [INFO] [stderr] 13: 0x559f8816cc2d - core::panicking::panic::h57854ec308e1f8ab [INFO] [stderr] at src/libcore/panicking.rs:54 [INFO] [stderr] 14: 0x559f87b180c8 - core::option::Option::unwrap::h98928fb30193fade [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/macros/mod.rs:34 [INFO] [stderr] 15: 0x559f87b18672 - no_vpn::tests::ip_test::{{closure}}::h6008a01296a435e5 [INFO] [stderr] at src/lib.rs:41 [INFO] [stderr] 16: 0x559f87b16c7e - no_vpn::f::{{closure}}::h51a38a20ad5e3979 [INFO] [stderr] at src/lib.rs:120 [INFO] [stderr] 17: 0x559f87b1c375 - std::sys_common::backtrace::__rust_begin_short_backtrace::ha8944851b048f511 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/sys_common/backtrace.rs:130 [INFO] [stderr] 18: 0x559f87b1b7c5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf1a592797bcdd8a6 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:475 [INFO] [stderr] 19: 0x559f87b17e98 - as core::ops::function::FnOnce<()>>::call_once::h5b0fea704332b0b6 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:318 [INFO] [stderr] 20: 0x559f87b18ec0 - std::panicking::try::do_call::hae21f2bb9115bbec [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:331 [INFO] [stderr] 21: 0x559f87b18f7d - __rust_try [INFO] [stderr] 22: 0x559f87b18dfd - std::panicking::try::h2a5684beaaf4bb77 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:274 [INFO] [stderr] 23: 0x559f87b17ec8 - std::panic::catch_unwind::h3fc358e4c33ec85c [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:394 [INFO] [stderr] 24: 0x559f87b1b5bd - std::thread::Builder::spawn_unchecked::{{closure}}::h0fda6caf5e445867 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:474 [INFO] [stderr] 25: 0x559f87b1c3be - core::ops::function::FnOnce::call_once{{vtable.shim}}::hd4e23cf7a777c6f9 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232 [INFO] [stderr] 26: 0x559f8814cb1a - as core::ops::function::FnOnce>::call_once::h1f1fac7de7dd9691 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008 [INFO] [stderr] 27: 0x559f8814cb1a - as core::ops::function::FnOnce>::call_once::ha031f48633a6af54 [INFO] [stderr] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008 [INFO] [stderr] 28: 0x559f8814cb1a - std::sys::unix::thread::Thread::new::thread_start::h241864caf436e182 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:87 [INFO] [stderr] 29: 0x7f55e1270609 - start_thread [INFO] [stderr] 30: 0x7f55e117a103 - __clone [INFO] [stderr] 31: 0x0 - [INFO] [stdout] test tests::ip_test ... ok [INFO] [stderr] Doc-tests no_vpn [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 - (line 15) ... ok [INFO] [stdout] test src/lib.rs - check_vpn (line 96) ... 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" "0bf1888f67adce62bb79501c3e729a648ee0b1703b4a4e90e01d51cc6cf35e92"` [INFO] running `"docker" "rm" "-f" "0bf1888f67adce62bb79501c3e729a648ee0b1703b4a4e90e01d51cc6cf35e92"` [INFO] [stdout] 0bf1888f67adce62bb79501c3e729a648ee0b1703b4a4e90e01d51cc6cf35e92