[INFO] fetching crate overflow 0.1.0... [INFO] extracting crate overflow 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/overflow/0.1.0 [INFO] extracting crate overflow 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/overflow/0.1.0 [INFO] validating manifest of overflow-0.1.0 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 overflow-0.1.0 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 overflow-0.1.0 [INFO] removed 0 missing tests [INFO] finished frobbing overflow-0.1.0 [INFO] frobbed toml for overflow-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/overflow/0.1.0/Cargo.toml [INFO] started frobbing overflow-0.1.0 [INFO] removed 0 missing tests [INFO] finished frobbing overflow-0.1.0 [INFO] frobbed toml for overflow-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/overflow/0.1.0/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 overflow-0.1.0 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-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/overflow/0.1.0:/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] 86672c4faa14d5b1472ffd025af8cced93c4c8c8fa9dae0b4571403513be9f36 [INFO] running `"docker" "start" "-a" "86672c4faa14d5b1472ffd025af8cced93c4c8c8fa9dae0b4571403513be9f36"` [INFO] [stderr] Compiling overflow v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.56s [INFO] running `"docker" "inspect" "86672c4faa14d5b1472ffd025af8cced93c4c8c8fa9dae0b4571403513be9f36"` [INFO] running `"docker" "rm" "-f" "86672c4faa14d5b1472ffd025af8cced93c4c8c8fa9dae0b4571403513be9f36"` [INFO] [stdout] 86672c4faa14d5b1472ffd025af8cced93c4c8c8fa9dae0b4571403513be9f36 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/overflow/0.1.0:/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] 118bb611ea4d723ca511d87ee897af3eaf380c9364fbde5e65c75efb467512ce [INFO] running `"docker" "start" "-a" "118bb611ea4d723ca511d87ee897af3eaf380c9364fbde5e65c75efb467512ce"` [INFO] [stderr] Compiling toml v0.5.1 [INFO] [stderr] Compiling trybuild v1.0.10 [INFO] [stderr] Compiling overflow v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.12s [INFO] running `"docker" "inspect" "118bb611ea4d723ca511d87ee897af3eaf380c9364fbde5e65c75efb467512ce"` [INFO] running `"docker" "rm" "-f" "118bb611ea4d723ca511d87ee897af3eaf380c9364fbde5e65c75efb467512ce"` [INFO] [stdout] 118bb611ea4d723ca511d87ee897af3eaf380c9364fbde5e65c75efb467512ce [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/overflow/0.1.0:/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] 7bf55f73caa79bda972362639429244930c35d21c753723057fd4aeb71480234 [INFO] running `"docker" "start" "-a" "7bf55f73caa79bda972362639429244930c35d21c753723057fd4aeb71480234"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/crater/target/debug/deps/overflow-b2be535e1e4c985e [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] Running /opt/crater/target/debug/deps/tests-5982a0e76c77a097 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Updating crates.io index [INFO] [stderr] warning: spurious network error (2 tries remaining): curl error: Could not resolve host: github.com [INFO] [stderr] ; class=Net (12) [INFO] [stderr] warning: spurious network error (1 tries remaining): curl error: Could not resolve host: github.com [INFO] [stderr] ; class=Net (12) [INFO] [stderr] error: failed to load source for a dependency on `proc-macro2` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] Unable to update registry `https://github.com/rust-lang/crates.io-index` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] failed to fetch `https://github.com/rust-lang/crates.io-index` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] curl error: Could not resolve host: github.com [INFO] [stderr] ; class=Net (12) [INFO] [stdout] test tests ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests stdout ---- [INFO] [stdout] thread 'tests' panicked at 'tests failed', /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/trybuild-1.0.10/src/run.rs:37:13 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55ca59be8423 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55 [INFO] [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stdout] 1: 0x55ca59be3d3b - std::sys_common::backtrace::_print::h49a82ae9552e35c7 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stdout] 2: 0x55ca59be7166 - std::panicking::default_hook::{{closure}}::he20974adbefcc046 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] at src/libstd/panicking.rs:197 [INFO] [stdout] 3: 0x55ca59be6e8e - std::panicking::default_hook::he4af6af4ac7fef7b [INFO] [stdout] at src/libstd/panicking.rs:208 [INFO] [stdout] 4: 0x55ca59be786f - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f [INFO] [stdout] at src/libstd/panicking.rs:474 [INFO] [stdout] 5: 0x55ca59b05887 - std::panicking::begin_panic::h1519239abba81063 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:408 [INFO] [stdout] 6: 0x55ca599d66b6 - trybuild::run::::run::{{closure}}::h641a53f7a53ebb8a [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/trybuild-1.0.10/src/run.rs:37 [INFO] [stdout] 7: 0x55ca59a22e3a - core::result::Result::unwrap_or_else::h506c51b610edcc88 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/result.rs:766 [INFO] [stdout] 8: 0x55ca599d5d35 - trybuild::run::::run::hda5c2ce4e0e4d207 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/trybuild-1.0.10/src/run.rs:35 [INFO] [stdout] 9: 0x55ca599ddd30 - ::drop::hcb018f6b5b5d7366 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/trybuild-1.0.10/src/lib.rs:273 [INFO] [stdout] 10: 0x55ca5998c9a4 - core::ptr::real_drop_in_place::h114d12a018812eec [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ptr.rs:195 [INFO] [stdout] 11: 0x55ca5998c7ee - tests::tests::he42b4484d90bfee0 [INFO] [stdout] at tests/progress.rs:5 [INFO] [stdout] 12: 0x55ca5998c799 - tests::tests::{{closure}}::h94329eb73aacab80 [INFO] [stdout] at tests/progress.rs:2 [INFO] [stdout] 13: 0x55ca5998c90d - core::ops::function::FnOnce::call_once::h46777c91ce9432b5 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 14: 0x55ca59ba31de - as core::ops::function::FnOnce>::call_once::h6b004fa8f4fc1608 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 15: 0x55ca59bef0a9 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 16: 0x55ca59bbdad7 - test::run_test::run_test_inner::{{closure}}::h9a4d23c41d058d37 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394 [INFO] [stdout] at src/libtest/lib.rs:1468 [INFO] [stdout] 17: 0x55ca59b984f4 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3765d76361a33ff7 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/sys_common/backtrace.rs:136 [INFO] [stdout] 18: 0x55ca59b9c5a4 - std::panicking::try::do_call::h6f86e980b52f74d5 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:470 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:315 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:293 [INFO] [stdout] 19: 0x55ca59bef0a9 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 20: 0x55ca59b9cbb1 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h760b8a2b155f54c3 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:469 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 21: 0x55ca59bd85ee - as core::ops::function::FnOnce>::call_once::h805c3cc89d534c05 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 22: 0x55ca59bee78f - std::sys::unix::thread::Thread::new::thread_start::h6f10b78f26c98dc6 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 23: 0x7f51b39274a3 - start_thread [INFO] [stdout] 24: 0x7f51b3452d0e - __clone [INFO] [stdout] 25: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests [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 '--test tests' [INFO] running `"docker" "inspect" "7bf55f73caa79bda972362639429244930c35d21c753723057fd4aeb71480234"` [INFO] running `"docker" "rm" "-f" "7bf55f73caa79bda972362639429244930c35d21c753723057fd4aeb71480234"` [INFO] [stdout] 7bf55f73caa79bda972362639429244930c35d21c753723057fd4aeb71480234