[INFO] updating cached repository https://github.com/ptmccarthy/rust-101 [INFO] running `"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"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 98765a4ec4731843578d0631f5a10b5d876549f2 [INFO] testing ptmccarthy/rust-101 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fptmccarthy%2Frust-101" "/workspace/builds/worker-11/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ptmccarthy/rust-101 on toolchain 28742a1146f10a4f09369baad027a464acb7a766 [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/ptmccarthy/rust-101 [INFO] finished tweaking git repo https://github.com/ptmccarthy/rust-101 [INFO] tweaked toml for git repo https://github.com/ptmccarthy/rust-101 written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/ptmccarthy/rust-101 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "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] 0ba3612c211d4e5ddca04f384dda1a08bf8f50dc79ec832d9eea11171849f153 [INFO] running `"docker" "start" "-a" "0ba3612c211d4e5ddca04f384dda1a08bf8f50dc79ec832d9eea11171849f153"` [INFO] [stderr] Compiling rust-101 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/part11.rs:34:24 [INFO] [stderr] | [INFO] [stderr] 34 | callbacks: Vec>, [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(i32)` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/part11.rs:44:46 [INFO] [stderr] | [INFO] [stderr] 44 | pub fn register(&mut self, callback: Box) { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(i32)` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/part12.rs:25:23 [INFO] [stderr] | [INFO] [stderr] 25 | callbacks: Vec>, [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn Fn(i32)` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/part12.rs:112:31 [INFO] [stderr] | [INFO] [stderr] 112 | callbacks: Vec>>, [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(i32)` [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.00s [INFO] running `"docker" "inspect" "0ba3612c211d4e5ddca04f384dda1a08bf8f50dc79ec832d9eea11171849f153"` [INFO] running `"docker" "rm" "-f" "0ba3612c211d4e5ddca04f384dda1a08bf8f50dc79ec832d9eea11171849f153"` [INFO] [stdout] 0ba3612c211d4e5ddca04f384dda1a08bf8f50dc79ec832d9eea11171849f153 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 91709cd0c0a587fa93d8655e9bac864ae6cb2b2ac89c169b79f8d960400a1f0b [INFO] running `"docker" "start" "-a" "91709cd0c0a587fa93d8655e9bac864ae6cb2b2ac89c169b79f8d960400a1f0b"` [INFO] [stderr] Compiling rust-101 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/part11.rs:34:24 [INFO] [stderr] | [INFO] [stderr] 34 | callbacks: Vec>, [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(i32)` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/part11.rs:44:46 [INFO] [stderr] | [INFO] [stderr] 44 | pub fn register(&mut self, callback: Box) { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(i32)` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/part12.rs:25:23 [INFO] [stderr] | [INFO] [stderr] 25 | callbacks: Vec>, [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn Fn(i32)` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/part12.rs:112:31 [INFO] [stderr] | [INFO] [stderr] 112 | callbacks: Vec>>, [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(i32)` [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.07s [INFO] running `"docker" "inspect" "91709cd0c0a587fa93d8655e9bac864ae6cb2b2ac89c169b79f8d960400a1f0b"` [INFO] running `"docker" "rm" "-f" "91709cd0c0a587fa93d8655e9bac864ae6cb2b2ac89c169b79f8d960400a1f0b"` [INFO] [stdout] 91709cd0c0a587fa93d8655e9bac864ae6cb2b2ac89c169b79f8d960400a1f0b [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "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] 1d34df8f2e3fea8f34e3bcc3249d35fa916dea7025eb16891a3a89a84d8bef4a [INFO] running `"docker" "start" "-a" "1d34df8f2e3fea8f34e3bcc3249d35fa916dea7025eb16891a3a89a84d8bef4a"` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/part11.rs:34:24 [INFO] [stderr] | [INFO] [stderr] 34 | callbacks: Vec>, [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(i32)` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/part11.rs:44:46 [INFO] [stderr] | [INFO] [stderr] 44 | pub fn register(&mut self, callback: Box) { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(i32)` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/part12.rs:25:23 [INFO] [stderr] | [INFO] [stderr] 25 | callbacks: Vec>, [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn Fn(i32)` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/part12.rs:112:31 [INFO] [stderr] | [INFO] [stderr] 112 | callbacks: Vec>>, [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(i32)` [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/rust_101-09d87f0b5203ada2 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test part07::test_min ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- part07::test_min stdout ---- [INFO] [stdout] thread 'part07::test_min' panicked at 'not implemented', src/part05.rs:60:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x56214a1edd04 - backtrace::backtrace::libunwind::trace::hbb4ce8c04526962e [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x56214a1edd04 - backtrace::backtrace::trace_unsynchronized::h79251c088e7be038 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x56214a1edd04 - std::sys_common::backtrace::_print_fmt::h6b0ea30a9223acae [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x56214a1edd04 - ::fmt::h4d51ef07ce58e54b [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x56214a21691c - core::fmt::write::he16b9c1345d8565e [INFO] [stdout] at src/libcore/fmt/mod.rs:1069 [INFO] [stdout] 5: 0x56214a1a1995 - std::io::Write::write_fmt::hc31efe493f037457 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/io/mod.rs:1504 [INFO] [stdout] 6: 0x56214a1e8321 - std::io::impls::>::write_fmt::hfcb1ff6c5b834381 [INFO] [stdout] at src/libstd/io/impls.rs:156 [INFO] [stdout] 7: 0x56214a1f05d5 - std::sys_common::backtrace::_print::h9288fa7d9f6629cb [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x56214a1f05d5 - std::sys_common::backtrace::print::h82e606e62781d8af [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x56214a1f05d5 - std::panicking::default_hook::{{closure}}::h1fe350ecbf7604e4 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x56214a1f02bb - std::panicking::default_hook::h1b8b42953fdc841d [INFO] [stdout] at src/libstd/panicking.rs:215 [INFO] [stdout] 11: 0x56214a1f0c32 - std::panicking::rust_panic_with_hook::he73826f4bb75a21e [INFO] [stdout] at src/libstd/panicking.rs:511 [INFO] [stdout] 12: 0x56214a1a015d - std::panicking::begin_panic::h9af50530edaae4aa [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panicking.rs:438 [INFO] [stdout] 13: 0x56214a1a073c - rust_101::part05::BigInt::from_vec::h8f2324e3400876b3 [INFO] [stdout] at src/part05.rs:60 [INFO] [stdout] 14: 0x56214a19e8f1 - rust_101::part07::test_min::h6a530da9b449d108 [INFO] [stdout] at src/part07.rs:101 [INFO] [stdout] 15: 0x56214a19e84a - rust_101::part07::test_min::{{closure}}::h29c1385bd5e21f61 [INFO] [stdout] at src/part07.rs:98 [INFO] [stdout] 16: 0x56214a19e60e - core::ops::function::FnOnce::call_once::h3742d04556e5809a [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libcore/ops/function.rs:232 [INFO] [stdout] 17: 0x56214a1ad88f - as core::ops::function::FnOnce>::call_once::he1ba1da20629a2d8 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/liballoc/boxed.rs:1008 [INFO] [stdout] 18: 0x56214a1c8e8e - as core::ops::function::FnOnce<()>>::call_once::hf94927858761de4a [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panic.rs:318 [INFO] [stdout] 19: 0x56214a1c8e8e - std::panicking::try::do_call::h1585003392664d93 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panicking.rs:331 [INFO] [stdout] 20: 0x56214a1c8e8e - std::panicking::try::h43d950f958a74468 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panicking.rs:274 [INFO] [stdout] 21: 0x56214a1c8e8e - std::panic::catch_unwind::hb5284de2977ddeea [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panic.rs:394 [INFO] [stdout] 22: 0x56214a1c8e8e - test::run_test_in_process::had39bb305b26a3ae [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 23: 0x56214a1c8e8e - test::run_test::run_test_inner::{{closure}}::h12b1756b854ada1a [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 24: 0x56214a1a0e46 - std::sys_common::backtrace::__rust_begin_short_backtrace::hec04b80bece92bf9 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 25: 0x56214a1a6165 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::heca431434c1ac418 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/thread/mod.rs:475 [INFO] [stdout] 26: 0x56214a1a6165 - as core::ops::function::FnOnce<()>>::call_once::he2457d582c032747 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panic.rs:318 [INFO] [stdout] 27: 0x56214a1a6165 - std::panicking::try::do_call::hbcd49dc3823e8b28 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panicking.rs:331 [INFO] [stdout] 28: 0x56214a1a6165 - std::panicking::try::h1ba95c07dd8d422b [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panicking.rs:274 [INFO] [stdout] 29: 0x56214a1a6165 - std::panic::catch_unwind::h95854794ba9eee4c [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panic.rs:394 [INFO] [stdout] 30: 0x56214a1a6165 - std::thread::Builder::spawn_unchecked::{{closure}}::h4e297b8574092d6e [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/thread/mod.rs:474 [INFO] [stdout] 31: 0x56214a1a6165 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h1b855aad7f5ac67e [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libcore/ops/function.rs:232 [INFO] [stdout] 32: 0x56214a1e452f - as core::ops::function::FnOnce>::call_once::h48069b269ca48108 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/liballoc/boxed.rs:1008 [INFO] [stdout] 33: 0x56214a1f7413 - as core::ops::function::FnOnce>::call_once::heff660b32cd3afd8 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/liballoc/boxed.rs:1008 [INFO] [stdout] 34: 0x56214a1f7413 - std::sys::unix::thread::Thread::new::thread_start::ha538939ed1e2e958 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 35: 0x7f1689e406db - start_thread [INFO] [stdout] 36: 0x7f168995188f - __clone [INFO] [stdout] 37: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] part07::test_min [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 '--bin rust-101' [INFO] running `"docker" "inspect" "1d34df8f2e3fea8f34e3bcc3249d35fa916dea7025eb16891a3a89a84d8bef4a"` [INFO] running `"docker" "rm" "-f" "1d34df8f2e3fea8f34e3bcc3249d35fa916dea7025eb16891a3a89a84d8bef4a"` [INFO] [stdout] 1d34df8f2e3fea8f34e3bcc3249d35fa916dea7025eb16891a3a89a84d8bef4a