[INFO] updating cached repository https://github.com/tiagocoutinho/tc-rusty [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 81dfdf5a067644f6fb1adb9cf557e8755a3dbf37 [INFO] testing tiagocoutinho/tc-rusty against beta-2020-07-24 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftiagocoutinho%2Ftc-rusty" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tiagocoutinho/tc-rusty on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tiagocoutinho/tc-rusty [INFO] finished tweaking git repo https://github.com/tiagocoutinho/tc-rusty [INFO] tweaked toml for git repo https://github.com/tiagocoutinho/tc-rusty written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/tiagocoutinho/tc-rusty already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 282dc5678b0bfc9e04324e82e5bacab9fe49ce083da34fae7815dae921438f8b [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" "282dc5678b0bfc9e04324e82e5bacab9fe49ce083da34fae7815dae921438f8b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "282dc5678b0bfc9e04324e82e5bacab9fe49ce083da34fae7815dae921438f8b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "282dc5678b0bfc9e04324e82e5bacab9fe49ce083da34fae7815dae921438f8b", kill_on_drop: false }` [INFO] [stdout] 282dc5678b0bfc9e04324e82e5bacab9fe49ce083da34fae7815dae921438f8b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 80581dddc7b056bc83e219bf67314037d4d2cef5ef92af1704939c402cfe2dc5 [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" "80581dddc7b056bc83e219bf67314037d4d2cef5ef92af1704939c402cfe2dc5", kill_on_drop: false }` [INFO] [stderr] Compiling tc-rusty v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/lib.rs:28:41 [INFO] [stdout] | [INFO] [stdout] 28 | pub extern fn count_doubles(val: &[u8], n: usize) -> i32 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `[u8]`, which is not FFI-safe [INFO] [stdout] --> src/lib.rs:28:34 [INFO] [stdout] | [INFO] [stdout] 28 | pub extern fn count_doubles(val: &[u8], n: usize) -> i32 { [INFO] [stdout] | ^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stdout] = help: consider using a raw pointer instead [INFO] [stdout] = note: slices have no C equivalent [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.47s [INFO] running `Command { std: "docker" "inspect" "80581dddc7b056bc83e219bf67314037d4d2cef5ef92af1704939c402cfe2dc5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "80581dddc7b056bc83e219bf67314037d4d2cef5ef92af1704939c402cfe2dc5", kill_on_drop: false }` [INFO] [stdout] 80581dddc7b056bc83e219bf67314037d4d2cef5ef92af1704939c402cfe2dc5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8b05478f9c07b337af9d47a327945b0f4c9784497019460424753b19830e67dc [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" "8b05478f9c07b337af9d47a327945b0f4c9784497019460424753b19830e67dc", kill_on_drop: false }` [INFO] [stderr] Compiling tc-rusty v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/lib.rs:28:41 [INFO] [stdout] | [INFO] [stdout] 28 | pub extern fn count_doubles(val: &[u8], n: usize) -> i32 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `[u8]`, which is not FFI-safe [INFO] [stdout] --> src/lib.rs:28:34 [INFO] [stdout] | [INFO] [stdout] 28 | pub extern fn count_doubles(val: &[u8], n: usize) -> i32 { [INFO] [stdout] | ^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stdout] = help: consider using a raw pointer instead [INFO] [stdout] = note: slices have no C equivalent [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.64s [INFO] running `Command { std: "docker" "inspect" "8b05478f9c07b337af9d47a327945b0f4c9784497019460424753b19830e67dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b05478f9c07b337af9d47a327945b0f4c9784497019460424753b19830e67dc", kill_on_drop: false }` [INFO] [stdout] 8b05478f9c07b337af9d47a327945b0f4c9784497019460424753b19830e67dc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a365f647ff6f5404c6361529e8de2718cfef840d5f552b7d1916dc4ddc1c1b8c [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" "a365f647ff6f5404c6361529e8de2718cfef840d5f552b7d1916dc4ddc1c1b8c", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/lib.rs:28:41 [INFO] [stderr] | [INFO] [stderr] 28 | pub extern fn count_doubles(val: &[u8], n: usize) -> i32 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `extern` fn uses type `[u8]`, which is not FFI-safe [INFO] [stderr] --> src/lib.rs:28:34 [INFO] [stderr] | [INFO] [stderr] 28 | pub extern fn count_doubles(val: &[u8], n: usize) -> i32 { [INFO] [stderr] | ^^^^^ not FFI-safe [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stderr] = help: consider using a raw pointer instead [INFO] [stderr] = note: slices have no C equivalent [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/tcrusty-7f00bd6b3c5a8a7f [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test_rfib ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- test_rfib stdout ---- [INFO] [stdout] thread 'test_rfib' panicked at 'assertion failed: rfib(2) == 2', src/lib.rs:47:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55ef838d51b5 - backtrace::backtrace::libunwind::trace::h5e2646fa3eddf2ea [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55ef838d51b5 - backtrace::backtrace::trace_unsynchronized::hb95dd7f77ce47877 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55ef838d51b5 - std::sys_common::backtrace::_print_fmt::h5e71b67af43fd70d [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55ef838d51b5 - ::fmt::hdb4a83d2b61107e5 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55ef838fce1c - core::fmt::write::ha20e7262fa3e8a7a [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x55ef83889d25 - std::io::Write::write_fmt::hd8ff364c7845d2d0 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/io/mod.rs:1537 [INFO] [stdout] 6: 0x55ef838cf881 - std::io::impls::>::write_fmt::h1c057ef6e8762996 [INFO] [stdout] at src/libstd/io/impls.rs:176 [INFO] [stdout] 7: 0x55ef838d7910 - std::sys_common::backtrace::_print::h9c07314cc66ba539 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x55ef838d7910 - std::sys_common::backtrace::print::hd1fd65f49a2d8544 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x55ef838d7910 - std::panicking::default_hook::{{closure}}::h222da46485ab36fc [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x55ef838d760a - std::panicking::default_hook::hc5868949d129ed00 [INFO] [stdout] at src/libstd/panicking.rs:214 [INFO] [stdout] 11: 0x55ef838d7f53 - std::panicking::rust_panic_with_hook::h26a6ab8b0993c0c8 [INFO] [stdout] at src/libstd/panicking.rs:526 [INFO] [stdout] 12: 0x55ef838885d5 - std::panicking::begin_panic::h03a548401f8c5f5f [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:456 [INFO] [stdout] 13: 0x55ef8388823e - tcrusty::test_rfib::hd2a2364d55c97bea [INFO] [stdout] at src/lib.rs:47 [INFO] [stdout] 14: 0x55ef8388819a - tcrusty::test_rfib::{{closure}}::hc41d3edff776719a [INFO] [stdout] at src/lib.rs:45 [INFO] [stdout] 15: 0x55ef83887e8e - core::ops::function::FnOnce::call_once::h004c800dc4086f1e [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libcore/ops/function.rs:233 [INFO] [stdout] 16: 0x55ef838b129c - as core::ops::function::FnOnce>::call_once::h42148c33ed88c979 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/liballoc/boxed.rs:1081 [INFO] [stdout] 17: 0x55ef838b129c - as core::ops::function::FnOnce<()>>::call_once::h759dc0b09d774665 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panic.rs:318 [INFO] [stdout] 18: 0x55ef838b129c - std::panicking::try::do_call::h676ad1fc9e9badea [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:348 [INFO] [stdout] 19: 0x55ef838b129c - std::panicking::try::hee36a8727a3050b0 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:325 [INFO] [stdout] 20: 0x55ef838b129c - std::panic::catch_unwind::hd5d426ebd89b2542 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panic.rs:394 [INFO] [stdout] 21: 0x55ef838b129c - test::run_test_in_process::h8dacdba4dc4cbaa5 [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 22: 0x55ef838b129c - test::run_test::run_test_inner::{{closure}}::hf93754afad6be40f [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 23: 0x55ef83889216 - std::sys_common::backtrace::__rust_begin_short_backtrace::h2c69fab544a90730 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 24: 0x55ef8388e2a5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hcf302fafa60d80f2 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/thread/mod.rs:475 [INFO] [stdout] 25: 0x55ef8388e2a5 - as core::ops::function::FnOnce<()>>::call_once::h39ede710608e817e [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panic.rs:318 [INFO] [stdout] 26: 0x55ef8388e2a5 - std::panicking::try::do_call::hec0b4d2faa46fbf7 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:348 [INFO] [stdout] 27: 0x55ef8388e2a5 - std::panicking::try::h0144ba3f2539803d [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:325 [INFO] [stdout] 28: 0x55ef8388e2a5 - std::panic::catch_unwind::ha03e59eb589f857b [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panic.rs:394 [INFO] [stdout] 29: 0x55ef8388e2a5 - std::thread::Builder::spawn_unchecked::{{closure}}::hdeba34620a4a7a44 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/thread/mod.rs:474 [INFO] [stdout] 30: 0x55ef8388e2a5 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h552693dbb801eadd [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libcore/ops/function.rs:233 [INFO] [stdout] 31: 0x55ef838de11a - as core::ops::function::FnOnce>::call_once::h61c24496ae624ac5 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/liballoc/boxed.rs:1081 [INFO] [stdout] 32: 0x55ef838de11a - as core::ops::function::FnOnce>::call_once::h89548957afa14049 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/liballoc/boxed.rs:1081 [INFO] [stdout] 33: 0x55ef838de11a - std::sys::unix::thread::Thread::new::thread_start::h73903fbbff5b990e [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 34: 0x7f666e775609 - start_thread [INFO] [stdout] 35: 0x7f666e681103 - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] test_rfib [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 `Command { std: "docker" "inspect" "a365f647ff6f5404c6361529e8de2718cfef840d5f552b7d1916dc4ddc1c1b8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a365f647ff6f5404c6361529e8de2718cfef840d5f552b7d1916dc4ddc1c1b8c", kill_on_drop: false }` [INFO] [stdout] a365f647ff6f5404c6361529e8de2718cfef840d5f552b7d1916dc4ddc1c1b8c