[INFO] updating cached repository https://github.com/JPMoresmau/rust-interview [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] b98536660962f2e0ad3d5540cbd877fa38ace622 [INFO] testing JPMoresmau/rust-interview against 1.44.0 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJPMoresmau%2Frust-interview" "/workspace/builds/worker-14/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/JPMoresmau/rust-interview on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/JPMoresmau/rust-interview [INFO] finished tweaking git repo https://github.com/JPMoresmau/rust-interview [INFO] tweaked toml for git repo https://github.com/JPMoresmau/rust-interview written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/JPMoresmau/rust-interview already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"` [INFO] [stdout] 4e33797a30999ae68f117023ae9c674010dbbc314690bf1740944d1c1d8e5b60 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "4e33797a30999ae68f117023ae9c674010dbbc314690bf1740944d1c1d8e5b60"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling interview v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: function is never used: `heap_right` [INFO] [stderr] --> src/array.rs:326:4 [INFO] [stderr] | [INFO] [stderr] 326 | fn heap_right (i: usize) -> usize { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.23s [INFO] running `"docker" "inspect" "4e33797a30999ae68f117023ae9c674010dbbc314690bf1740944d1c1d8e5b60"` [INFO] running `"docker" "rm" "-f" "4e33797a30999ae68f117023ae9c674010dbbc314690bf1740944d1c1d8e5b60"` [INFO] [stdout] 4e33797a30999ae68f117023ae9c674010dbbc314690bf1740944d1c1d8e5b60 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "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] 1bb263320aba01aa212b35d3502a64c0a62cda764a740f6e70d76746853c181f [INFO] running `"docker" "start" "-a" "1bb263320aba01aa212b35d3502a64c0a62cda764a740f6e70d76746853c181f"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling interview v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: function is never used: `heap_right` [INFO] [stderr] --> src/array.rs:326:4 [INFO] [stderr] | [INFO] [stderr] 326 | fn heap_right (i: usize) -> usize { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: function is never used: `heap_right` [INFO] [stderr] --> src/array.rs:326:4 [INFO] [stderr] | [INFO] [stderr] 326 | fn heap_right (i: usize) -> usize { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 4.50s [INFO] running `"docker" "inspect" "1bb263320aba01aa212b35d3502a64c0a62cda764a740f6e70d76746853c181f"` [INFO] running `"docker" "rm" "-f" "1bb263320aba01aa212b35d3502a64c0a62cda764a740f6e70d76746853c181f"` [INFO] [stdout] 1bb263320aba01aa212b35d3502a64c0a62cda764a740f6e70d76746853c181f [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "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] 921ee591b7913f1ce59c06f5b1d1509120b1dfcacc914596e03f1f3c15862eb2 [INFO] running `"docker" "start" "-a" "921ee591b7913f1ce59c06f5b1d1509120b1dfcacc914596e03f1f3c15862eb2"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: function is never used: `heap_right` [INFO] [stderr] --> src/array.rs:326:4 [INFO] [stderr] | [INFO] [stderr] 326 | fn heap_right (i: usize) -> usize { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: function is never used: `heap_right` [INFO] [stderr] --> src/array.rs:326:4 [INFO] [stderr] | [INFO] [stderr] 326 | fn heap_right (i: usize) -> usize { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/interview-5bf262f10cfe9639 [INFO] [stdout] [INFO] [stdout] running 38 tests [INFO] [stdout] test array::tests::test_bubble_sort ... ok [INFO] [stdout] test array::tests::test_heap_sort ... ok [INFO] [stdout] test array::tests::test_insertion_sort ... ok [INFO] [stdout] test array::tests::test_quick_sort ... ok [INFO] [stdout] test btree::tests::test_basic ... ok [INFO] [stdout] test btree::tests::test_in_order ... ok [INFO] [stdout] test btree::tests::test_wikipedia ... ok [INFO] [stdout] test btree::tests::test_from_it ... ok [INFO] [stdout] test calc::tests::test_eval ... ok [INFO] [stdout] test array::tests::test_missing_number ... ok [INFO] [stdout] test llist::tests::test_clear ... ok [INFO] [stdout] test array::tests::test_pairs_product ... ok [INFO] [stdout] test array::tests::test_range ... ok [INFO] [stdout] test array::tests::test_reverse ... ok [INFO] [stdout] test array::tests::test_dedup ... ok [INFO] [stdout] test array::tests::test_duplicates ... ok [INFO] [stdout] test llist::tests::test_head ... ok [INFO] [stdout] test llist::tests::test_into_iter ... ok [INFO] [stdout] test llist::tests::test_from_iter ... ok [INFO] [stdout] test array::tests::test_duplicate ... ok [INFO] [stdout] test array::tests::test_merge_sort ... ok [INFO] [stdout] test string::tests::test_occurrences ... ok [INFO] [stdout] test string::tests::test_anagram ... ok [INFO] [stdout] test string::tests::test_palindrome ... ok [INFO] [stdout] test string::tests::test_permutations ... ok [INFO] [stdout] test llist::tests::test_reverse ... ok [INFO] [stdout] test llist::tests::test_map ... ok [INFO] [stdout] test llist::tests::test_push_pop ... ok [INFO] [stdout] test math::tests::test_angle_difference ... ok [INFO] [stdout] test string::tests::test_reverse ... ok [INFO] [stdout] test deranged::tests::test_get_words ... ok [INFO] [stdout] test array::tests::test_missing_number_panic ... ok [INFO] [stdout] test file::tests::test_password_file ... FAILED [INFO] [stdout] test llist::tests::test_empty_head ... ok [INFO] [stdout] test array::tests::test_range_panic ... ok [INFO] [stdout] test llist::tests::test_empty_pop ... ok [INFO] [stdout] test llist::tests::test_empty_pop_after_clear ... ok [INFO] [stdout] test deranged::tests::test_longest_deranged ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- file::tests::test_password_file stdout ---- [INFO] [stdout] thread 'file::tests::test_password_file' panicked at 'cannot write file: Os { code: 30, kind: Other, message: "Read-only file system" }', src/file.rs:155:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x559732e79544 - backtrace::backtrace::libunwind::trace::hc1c4a1d8ad423b97 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x559732e79544 - backtrace::backtrace::trace_unsynchronized::h82274781060cb056 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x559732e79544 - std::sys_common::backtrace::_print_fmt::h2a45d89b653a4da8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x559732e79544 - ::fmt::h41a0a93ab85e6aa1 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x559732ea32fc - core::fmt::write::hdaea18585065a96d [INFO] [stdout] at src/libcore/fmt/mod.rs:1069 [INFO] [stdout] 5: 0x559732e2d105 - std::io::Write::write_fmt::h42f0550b6bd39c6e [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/io/mod.rs:1504 [INFO] [stdout] 6: 0x559732e73a91 - std::io::impls::>::write_fmt::h223d7b7033cad46d [INFO] [stdout] at src/libstd/io/impls.rs:156 [INFO] [stdout] 7: 0x559732e7be15 - std::sys_common::backtrace::_print::hd95f9978cc145ca4 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x559732e7be15 - std::sys_common::backtrace::print::hfb25ca2291be47d0 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x559732e7be15 - std::panicking::default_hook::{{closure}}::h44f76cee5dc8591c [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x559732e7bafb - std::panicking::default_hook::h198e1a712910f1e6 [INFO] [stdout] at src/libstd/panicking.rs:215 [INFO] [stdout] 11: 0x559732e7c472 - std::panicking::rust_panic_with_hook::hc0b4730bb8013f9d [INFO] [stdout] at src/libstd/panicking.rs:511 [INFO] [stdout] 12: 0x559732e7c05b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:419 [INFO] [stdout] 13: 0x559732ea1cf1 - core::panicking::panic_fmt::h1ac71ad045d55416 [INFO] [stdout] at src/libcore/panicking.rs:111 [INFO] [stdout] 14: 0x559732ea1b13 - core::option::expect_none_failed::hb40004d71d61b685 [INFO] [stdout] at src/libcore/option.rs:1268 [INFO] [stdout] 15: 0x559732dc9ebf - core::result::Result::expect::h2eeda314e7a4a6b7 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/result.rs:963 [INFO] [stdout] 16: 0x559732dd491d - interview::file::tests::test_password_file::h1a1c6dc36ca1e5ca [INFO] [stdout] at src/file.rs:155 [INFO] [stdout] 17: 0x559732dd434a - interview::file::tests::test_password_file::{{closure}}::h2ae11eed42b697d2 [INFO] [stdout] at src/file.rs:118 [INFO] [stdout] 18: 0x559732df43de - core::ops::function::FnOnce::call_once::hd64d0ffaa61d11a7 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232 [INFO] [stdout] 19: 0x559732e54596 - as core::ops::function::FnOnce>::call_once::hc165f65f4331a55c [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008 [INFO] [stdout] 20: 0x559732e54596 - as core::ops::function::FnOnce<()>>::call_once::hb89f1f769cad07ce [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:318 [INFO] [stdout] 21: 0x559732e54596 - std::panicking::try::do_call::h104f7f3dae5a1b29 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:331 [INFO] [stdout] 22: 0x559732e54596 - std::panicking::try::h0e20f01361cba753 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:274 [INFO] [stdout] 23: 0x559732e54596 - std::panic::catch_unwind::h0bd0c84b5f4cd121 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:394 [INFO] [stdout] 24: 0x559732e54596 - test::run_test_in_process::hf34c22adfeb6853d [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 25: 0x559732e54596 - test::run_test::run_test_inner::{{closure}}::h40d568b4c10a12f1 [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 26: 0x559732e2c5b6 - std::sys_common::backtrace::__rust_begin_short_backtrace::hffd9774ad3f2d778 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 27: 0x559732e31945 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h4594020476cf52d4 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:475 [INFO] [stdout] 28: 0x559732e31945 - as core::ops::function::FnOnce<()>>::call_once::h9d0a6d45b73e29e4 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:318 [INFO] [stdout] 29: 0x559732e31945 - std::panicking::try::do_call::h902fd77b30bb3bb7 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:331 [INFO] [stdout] 30: 0x559732e31945 - std::panicking::try::hc17d3a628e65d49d [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:274 [INFO] [stdout] 31: 0x559732e31945 - std::panic::catch_unwind::h9c9d49cbb6b18017 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:394 [INFO] [stdout] 32: 0x559732e31945 - std::thread::Builder::spawn_unchecked::{{closure}}::h6a6f5a333fd631a2 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:474 [INFO] [stdout] 33: 0x559732e31945 - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha6fb197e0ce57f73 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232 [INFO] [stdout] 34: 0x559732e82d9a - as core::ops::function::FnOnce>::call_once::h1f1fac7de7dd9691 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008 [INFO] [stdout] 35: 0x559732e82d9a - as core::ops::function::FnOnce>::call_once::ha031f48633a6af54 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008 [INFO] [stdout] 36: 0x559732e82d9a - std::sys::unix::thread::Thread::new::thread_start::h241864caf436e182 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 37: 0x7f5a1d3d6609 - start_thread [INFO] [stdout] 38: 0x7f5a1d2e2103 - __clone [INFO] [stdout] 39: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] file::tests::test_password_file [INFO] [stdout] [INFO] [stdout] test result: FAILED. 37 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" "921ee591b7913f1ce59c06f5b1d1509120b1dfcacc914596e03f1f3c15862eb2"` [INFO] running `"docker" "rm" "-f" "921ee591b7913f1ce59c06f5b1d1509120b1dfcacc914596e03f1f3c15862eb2"` [INFO] [stdout] 921ee591b7913f1ce59c06f5b1d1509120b1dfcacc914596e03f1f3c15862eb2