[INFO] updating cached repository yelcat/iot_hub [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/yelcat/iot_hub [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/yelcat/iot_hub" "work/ex/beta-1.38-1/sources/1.37.0/gh/yelcat/iot_hub"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/yelcat/iot_hub'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/yelcat/iot_hub" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/yelcat/iot_hub"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/yelcat/iot_hub'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] d289d83665018ae062190551425188eb09c76b46 [INFO] sha for GitHub repo yelcat/iot_hub: d289d83665018ae062190551425188eb09c76b46 [INFO] validating manifest of yelcat/iot_hub 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 yelcat/iot_hub 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 yelcat/iot_hub [INFO] finished frobbing yelcat/iot_hub [INFO] frobbed toml for yelcat/iot_hub written to work/ex/beta-1.38-1/sources/1.37.0/gh/yelcat/iot_hub/Cargo.toml [INFO] started frobbing yelcat/iot_hub [INFO] finished frobbing yelcat/iot_hub [INFO] frobbed toml for yelcat/iot_hub written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/yelcat/iot_hub/Cargo.toml [INFO] crate yelcat/iot_hub 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing yelcat/iot_hub against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/yelcat/iot_hub:/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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 58aac2b83a14f90c933c7967606bf052a6f2f65ea7d791b3b26f85ebb6a28d50 [INFO] running `"docker" "start" "-a" "58aac2b83a14f90c933c7967606bf052a6f2f65ea7d791b3b26f85ebb6a28d50"` [INFO] [stderr] Compiling lazycell v0.5.1 [INFO] [stderr] Compiling futures v0.1.17 [INFO] [stderr] Compiling serde v1.0.23 [INFO] [stderr] Compiling iovec v0.1.1 [INFO] [stderr] Compiling net2 v0.2.31 [INFO] [stderr] Compiling thread_local v0.3.4 [INFO] [stderr] Compiling serde_derive_internals v0.17.0 [INFO] [stderr] Compiling regex v0.2.3 [INFO] [stderr] Compiling bytes v0.4.5 [INFO] [stderr] Compiling mio v0.6.11 [INFO] [stderr] Compiling serde_derive v1.0.23 [INFO] [stderr] Compiling tokio-io v0.1.4 [INFO] [stderr] Compiling tokio-core v0.1.11 [INFO] [stderr] Compiling env_logger v0.4.3 [INFO] [stderr] Compiling serde_json v1.0.6 [INFO] [stderr] Compiling iot_hub v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 42.18s [INFO] running `"docker" "inspect" "58aac2b83a14f90c933c7967606bf052a6f2f65ea7d791b3b26f85ebb6a28d50"` [INFO] running `"docker" "rm" "-f" "58aac2b83a14f90c933c7967606bf052a6f2f65ea7d791b3b26f85ebb6a28d50"` [INFO] [stdout] 58aac2b83a14f90c933c7967606bf052a6f2f65ea7d791b3b26f85ebb6a28d50 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/yelcat/iot_hub:/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" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 946761b937426c058a08c856d261c8c81b83244e5c6ede7ec4eb711f406b5cf1 [INFO] running `"docker" "start" "-a" "946761b937426c058a08c856d261c8c81b83244e5c6ede7ec4eb711f406b5cf1"` [INFO] [stderr] Compiling iot_hub v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.77s [INFO] running `"docker" "inspect" "946761b937426c058a08c856d261c8c81b83244e5c6ede7ec4eb711f406b5cf1"` [INFO] running `"docker" "rm" "-f" "946761b937426c058a08c856d261c8c81b83244e5c6ede7ec4eb711f406b5cf1"` [INFO] [stdout] 946761b937426c058a08c856d261c8c81b83244e5c6ede7ec4eb711f406b5cf1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/yelcat/iot_hub:/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" "+1.37.0" "test" "--frozen"` [INFO] [stdout] 2244d142fc69414797df449e05a3528fcf341c7480edf45687a787ec48454ec7 [INFO] running `"docker" "start" "-a" "2244d142fc69414797df449e05a3528fcf341c7480edf45687a787ec48454ec7"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.19s [INFO] [stderr] Running /opt/crater/target/debug/deps/iot_hub-10f12aa9a51503d2 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test router::tests::test_add_subscriber_and_matched ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- router::tests::test_add_subscriber_and_matched stdout ---- [INFO] [stdout] thread 'router::tests::test_add_subscriber_and_matched' panicked at 'assertion failed: result.is_ok()', src/router.rs:194:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a6b8c0fd4b - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55a6b8c0fd4b - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55a6b8c0fd4b - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55a6b8c0fd4b - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55a6b8c0fd4b - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55a6b8c0f9ba - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55a6b8c104c0 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55a6b8c001a8 - std::panicking::begin_panic::hb51062f76f3c9d0d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x55a6b8bc0a0d - iot_hub::router::tests::test_add_subscriber_and_matched::hc38f02f978b3bdb0 [INFO] [stdout] at src/router.rs:194 [INFO] [stdout] 9: 0x55a6b8bc080a - iot_hub::router::tests::test_add_subscriber_and_matched::{{closure}}::h5dc06e160c78f7b4 [INFO] [stdout] at src/router.rs:182 [INFO] [stdout] 10: 0x55a6b8bb2efe - core::ops::function::FnOnce::call_once::h5791c3ba6a7b5e3d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 11: 0x55a6b8bccc3f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 12: 0x55a6b8c12a8a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 13: 0x55a6b8be7238 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 14: 0x55a6b8be7238 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 15: 0x55a6b8be7238 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 16: 0x55a6b8bc20b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 17: 0x55a6b8bc6175 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 18: 0x55a6b8bc6175 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 19: 0x55a6b8bc6175 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 20: 0x55a6b8c12a8a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 21: 0x55a6b8bc6872 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 22: 0x55a6b8bc6872 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 23: 0x55a6b8bc6872 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 24: 0x55a6b8bc6872 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 25: 0x55a6b8c04a1f - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 26: 0x55a6b8c121e0 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 27: 0x55a6b8c121e0 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 28: 0x55a6b8c121e0 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 29: 0x7f60d4d964a4 - start_thread [INFO] [stdout] 30: 0x7f60d48c1d0f - __clone [INFO] [stdout] 31: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] router::tests::test_add_subscriber_and_matched [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 '--lib' [INFO] running `"docker" "inspect" "2244d142fc69414797df449e05a3528fcf341c7480edf45687a787ec48454ec7"` [INFO] running `"docker" "rm" "-f" "2244d142fc69414797df449e05a3528fcf341c7480edf45687a787ec48454ec7"` [INFO] [stdout] 2244d142fc69414797df449e05a3528fcf341c7480edf45687a787ec48454ec7