[INFO] fetching crate lazy-st 0.2.2... [INFO] testing lazy-st-0.2.2 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409 [INFO] extracting crate lazy-st 0.2.2 into /workspace/builds/worker-10/source [INFO] validating manifest of crates.io crate lazy-st 0.2.2 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate lazy-st 0.2.2 [INFO] finished tweaking crates.io crate lazy-st 0.2.2 [INFO] tweaked toml for crates.io crate lazy-st 0.2.2 written to /workspace/builds/worker-10/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f320ad36b35f07a2e346de68b6423d57aafcebfdfe5e7d4b884fbdaf69aeb46e [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "f320ad36b35f07a2e346de68b6423d57aafcebfdfe5e7d4b884fbdaf69aeb46e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f320ad36b35f07a2e346de68b6423d57aafcebfdfe5e7d4b884fbdaf69aeb46e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f320ad36b35f07a2e346de68b6423d57aafcebfdfe5e7d4b884fbdaf69aeb46e", kill_on_drop: false }` [INFO] [stdout] f320ad36b35f07a2e346de68b6423d57aafcebfdfe5e7d4b884fbdaf69aeb46e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=forbid" "-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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d77e9f698f22821850005fc82df3d651cc41535cc5b0617b2f9871b38899b5be [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "d77e9f698f22821850005fc82df3d651cc41535cc5b0617b2f9871b38899b5be", kill_on_drop: false }` [INFO] [stderr] Compiling lazy-st v0.2.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.11s [INFO] running `Command { std: "docker" "inspect" "d77e9f698f22821850005fc82df3d651cc41535cc5b0617b2f9871b38899b5be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d77e9f698f22821850005fc82df3d651cc41535cc5b0617b2f9871b38899b5be", kill_on_drop: false }` [INFO] [stdout] d77e9f698f22821850005fc82df3d651cc41535cc5b0617b2f9871b38899b5be [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=forbid" "-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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c319ac2fb3aa2395da63bba97273ff4b781414ebc6c375460903ecafe64feafa [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "c319ac2fb3aa2395da63bba97273ff4b781414ebc6c375460903ecafe64feafa", kill_on_drop: false }` [INFO] [stderr] Compiling lazy-st v0.2.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.71s [INFO] running `Command { std: "docker" "inspect" "c319ac2fb3aa2395da63bba97273ff4b781414ebc6c375460903ecafe64feafa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c319ac2fb3aa2395da63bba97273ff4b781414ebc6c375460903ecafe64feafa", kill_on_drop: false }` [INFO] [stdout] c319ac2fb3aa2395da63bba97273ff4b781414ebc6c375460903ecafe64feafa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=forbid" "-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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b569c1fe32ec15501f03ad416bc70d1772fee1f99ab122797dd5f695e42f43ab [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "b569c1fe32ec15501f03ad416bc70d1772fee1f99ab122797dd5f695e42f43ab", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/lazy_st-496f38593e7abdb8 [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/tests-f8cb2712264f4d99 [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] thread '' panicked at 'Muahahahah', tests/tests.rs:58:13 [INFO] [stdout] [INFO] [stderr] stack backtrace: [INFO] [stdout] running 4 tests [INFO] [stdout] test evaluate_just_once ... ok [INFO] [stdout] test multiple_closures ... ok [INFO] [stdout] test no_evaluate_if_not_accessed ... ok [INFO] [stderr] 0: 0x56445b577f65 - backtrace::backtrace::libunwind::trace::hea89dfbbfe67f40d [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x56445b577f65 - backtrace::backtrace::trace_unsynchronized::h0513dd713d7644d4 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x56445b577f65 - std::sys_common::backtrace::_print_fmt::h040abae64e4a24a9 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x56445b577f65 - ::fmt::hb4bdb37c3c335733 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x56445b59fc6c - core::fmt::write::h540ac4a6a1232abc [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x56445b574852 - std::io::Write::write_fmt::h5ffa1b5a7703af47 [INFO] [stderr] at src/libstd/io/mod.rs:1539 [INFO] [stderr] 6: 0x56445b57a6c0 - std::sys_common::backtrace::_print::hb55cc635eaf1882e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x56445b57a6c0 - std::sys_common::backtrace::print::h2b2218fa55714084 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x56445b57a6c0 - std::panicking::default_hook::{{closure}}::h578517c025765cf3 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x56445b57a40c - std::panicking::default_hook::h4cafc94c2fc640fb [INFO] [stderr] at src/libstd/panicking.rs:217 [INFO] [stderr] 10: 0x56445b57ad03 - std::panicking::rust_panic_with_hook::h3eeb5001beeca5c3 [INFO] [stderr] at src/libstd/panicking.rs:526 [INFO] [stderr] 11: 0x56445b5251b5 - std::panicking::begin_panic::h266f802a1a532a98 [INFO] [stderr] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:456 [INFO] [stderr] 12: 0x56445b527ebb - tests::drop_internal_data_just_once::{{closure}}::{{closure}}::hfc11de61c5d32a8d [INFO] [stderr] at tests/tests.rs:58 [INFO] [stderr] 13: 0x56445b528411 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h431524820696025d [INFO] [stderr] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/ops/function.rs:233 [INFO] [stderr] 14: 0x56445b52a4c8 - as core::ops::function::FnOnce>::call_once::hd105fe0df449175a [INFO] [stderr] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081 [INFO] [stderr] 15: 0x56445b52a063 - >::evaluate::hb7c88b9adf1e39f5 [INFO] [stderr] at /opt/rustwide/workdir/src/lib.rs:185 [INFO] [stderr] 16: 0x56445b52a8a8 - lazy_st::Thunk::force::h4ae3c8ea2bf1d704 [INFO] [stderr] at /opt/rustwide/workdir/src/lib.rs:123 [INFO] [stderr] 17: 0x56445b527f69 - tests::drop_internal_data_just_once::{{closure}}::h16387dcbe224e206 [INFO] [stderr] at tests/tests.rs:60 [INFO] [stderr] 18: 0x56445b52561a - std::sys_common::backtrace::__rust_begin_short_backtrace::h3ba6ce945611e985 [INFO] [stderr] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/sys_common/backtrace.rs:130 [INFO] [stderr] 19: 0x56445b523e4a - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h353d36b1d093610f [INFO] [stderr] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/thread/mod.rs:475 [INFO] [stderr] 20: 0x56445b5255be - as core::ops::function::FnOnce<()>>::call_once::hac84b568f0b4d8b7 [INFO] [stderr] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:318 [INFO] [stderr] 21: 0x56445b5252fc - std::panicking::try::do_call::h7619ddf2bf2098b1 [INFO] [stderr] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:348 [INFO] [stderr] 22: 0x56445b52557d - __rust_try [INFO] [stderr] 23: 0x56445b525267 - std::panicking::try::ha08ca1b7f3eab9da [INFO] [stderr] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:325 [INFO] [stderr] 24: 0x56445b525aee - std::panic::catch_unwind::h5e77a02c112da0e5 [INFO] [stderr] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:394 [INFO] [stderr] 25: 0x56445b523c7e - std::thread::Builder::spawn_unchecked::{{closure}}::hf1b51e78ba7a35e0 [INFO] [stderr] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/thread/mod.rs:474 [INFO] [stderr] 26: 0x56445b52846e - core::ops::function::FnOnce::call_once{{vtable.shim}}::hf2cab61621b7f681 [INFO] [stderr] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/ops/function.rs:233 [INFO] [stderr] 27: 0x56445b580eda - as core::ops::function::FnOnce>::call_once::hc0e15d78a519721e [INFO] [stderr] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081 [INFO] [stderr] 28: 0x56445b580eda - as core::ops::function::FnOnce>::call_once::h211da8fffb09f192 [INFO] [stderr] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081 [INFO] [stderr] 29: 0x56445b580eda - std::sys::unix::thread::Thread::new::thread_start::h29594ddebf23e421 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:87 [INFO] [stderr] 30: 0x7fc25b01e609 - start_thread [INFO] [stderr] 31: 0x7fc25af2a103 - __clone [INFO] [stderr] 32: 0x0 - [INFO] [stdout] test drop_internal_data_just_once ... ok [INFO] [stderr] Doc-tests lazy-st [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test src/lib.rs - Thunk::new (line 93) ... ok [INFO] [stdout] test src/lib.rs - (line 34) ... ok [INFO] [stdout] test src/lib.rs - Evaluate (line 159) ... ok [INFO] [stdout] test src/lib.rs - lazy (line 71) ... ok [INFO] [stdout] test src/lib.rs - Thunk::evaluated (line 105) ... ok [INFO] [stdout] test src/lib.rs - Thunk::unwrap (line 131) ... ok [INFO] [stdout] test src/lib.rs - (line 17) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b569c1fe32ec15501f03ad416bc70d1772fee1f99ab122797dd5f695e42f43ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b569c1fe32ec15501f03ad416bc70d1772fee1f99ab122797dd5f695e42f43ab", kill_on_drop: false }` [INFO] [stdout] b569c1fe32ec15501f03ad416bc70d1772fee1f99ab122797dd5f695e42f43ab