[INFO] crate ternary-tree 0.1.1 is already in cache [INFO] testing ternary-tree-0.1.1 against 1.45.2 for beta-1.46-1 [INFO] extracting crate ternary-tree 0.1.1 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate ternary-tree 0.1.1 on toolchain 1.45.2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate ternary-tree 0.1.1 [INFO] finished tweaking crates.io crate ternary-tree 0.1.1 [INFO] tweaked toml for crates.io crate ternary-tree 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2da2adc35c9e608251380db37b995118642695f435084991864d1bd9c97c66d7 [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" "2da2adc35c9e608251380db37b995118642695f435084991864d1bd9c97c66d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2da2adc35c9e608251380db37b995118642695f435084991864d1bd9c97c66d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2da2adc35c9e608251380db37b995118642695f435084991864d1bd9c97c66d7", kill_on_drop: false }` [INFO] [stdout] 2da2adc35c9e608251380db37b995118642695f435084991864d1bd9c97c66d7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cca02765dd53455afc463d67764da623eea6b7c5d9bb629f7b359983981f4419 [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" "cca02765dd53455afc463d67764da623eea6b7c5d9bb629f7b359983981f4419", kill_on_drop: false }` [INFO] [stderr] Compiling ternary-tree v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.74s [INFO] running `Command { std: "docker" "inspect" "cca02765dd53455afc463d67764da623eea6b7c5d9bb629f7b359983981f4419", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cca02765dd53455afc463d67764da623eea6b7c5d9bb629f7b359983981f4419", kill_on_drop: false }` [INFO] [stdout] cca02765dd53455afc463d67764da623eea6b7c5d9bb629f7b359983981f4419 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9711546dd122a87d5d52e876a4e66080f28aaaea2b7ac227f5b6d864ddab781e [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" "9711546dd122a87d5d52e876a4e66080f28aaaea2b7ac227f5b6d864ddab781e", kill_on_drop: false }` [INFO] [stderr] Compiling ternary-tree v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.48s [INFO] running `Command { std: "docker" "inspect" "9711546dd122a87d5d52e876a4e66080f28aaaea2b7ac227f5b6d864ddab781e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9711546dd122a87d5d52e876a4e66080f28aaaea2b7ac227f5b6d864ddab781e", kill_on_drop: false }` [INFO] [stdout] 9711546dd122a87d5d52e876a4e66080f28aaaea2b7ac227f5b6d864ddab781e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.45.2" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0e760b847cf64feeec150480e48bdf328d38e815f2a704eeb83cb69e93ed22cd [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" "0e760b847cf64feeec150480e48bdf328d38e815f2a704eeb83cb69e93ed22cd", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/ternary_tree-37c64d1cb2f8b0f4 [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/rustwide/target/debug/deps/tests-71b1fc8881a9edae [INFO] [stdout] [INFO] [stdout] running 35 tests [INFO] [stdout] test tst_get_some_value_by_key ... ok [INFO] [stdout] test tst_get_value_back_on_empty_key ... ok [INFO] [stdout] test tst_insert_some_key_value ... ok [INFO] [stdout] test tst_iterate_and_read_current_key ... ok [INFO] [stdout] test tst_iterate_and_read_current_key_back ... ok [INFO] [stdout] test tst_iterate_over_values_backward_with_rev ... ok [INFO] [stdout] test tst_iterate_over_values_with_peek_and_co ... ok [INFO] [stdout] test tst_iterate_over_values_with_for_loop ... ok [INFO] [stdout] test tst_iterate_with_complete ... ok [INFO] [stdout] test tst_iterate_with_crossword_from_both_end ... ok [INFO] [stdout] test tst_iterate_with_crossword ... ok [INFO] [stdout] test tst_iterate_with_neighbor ... ok [INFO] [stdout] test tst_pretty_print ... ok [INFO] [stdout] test tst_replace_some_value ... ok [INFO] [stdout] test tst_iterate_with_neighbor_backward ... ok [INFO] [stdout] test tst_stats_on_insert_and_remove ... ok [INFO] [stdout] test tst_iterate_with_neighbor_from_both_end ... ok [INFO] [stdout] test tst_visit_complete_values ... ok [INFO] [stdout] test tst_clear_some_map ... ok [INFO] [stdout] test tst_visit_crossword_values ... ok [INFO] [stdout] test tst_visit_values ... ok [INFO] [stdout] test tst_update_some_values ... ok [INFO] [stdout] test tst_visit_neighbor_values ... ok [INFO] [stdout] test tst_current_key_iterators ... ok [INFO] [stdout] test tst_fix_unicode_chars_in_key_bug ... ok [INFO] [stdout] test tst_iterate_with_crossword_backward ... ok [INFO] [stdout] test tst_create_empty_map ... ok [INFO] [stdout] test tst_insert_and_remove_some_key_value ... ok [INFO] [stdout] test tst_iterate_over_values ... ok [INFO] [stdout] test tst_iterate_over_values_from_both_end ... ok [INFO] [stdout] test tst_insert_and_remove_more_key_value ... ok [INFO] [stdout] test tst_insert_and_get_more_key_value ... ok [INFO] [stdout] test tst_create_with_macro ... ok [INFO] [stdout] test tst_iterate_over_values_backward ... ok [INFO] [stdout] test tst_iterate_over_empty_tree ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 35 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests ternary-tree [INFO] [stdout] [INFO] [stdout] running 23 tests [INFO] [stdout] test src/lib.rs - Tst::new (line 856) ... ok [INFO] [stdout] test src/lib.rs - Tst::len (line 1019) ... ok [INFO] [stdout] test src/lib.rs - Tst::clear (line 1066) ... ok [INFO] [stdout] test src/lib.rs - Tst::insert (line 891) ... ok [INFO] [stdout] test src/lib.rs - Tst::get (line 930) ... ok [INFO] [stdout] test src/lib.rs - Tst::remove (line 981) ... ok [INFO] [stdout] test src/lib.rs - Tst::insert (line 878) ... ok [INFO] [stdout] test src/lib.rs - Tst::get_mut (line 953) ... ok [INFO] [stdout] test src/lib.rs - Tst::iter_crossword (line 1443) ... ok [INFO] [stdout] test src/lib.rs - Tst::visit_complete_values (line 1121) ... ok [INFO] [stdout] test src/lib.rs - Tst::stat (line 1037) ... ok [INFO] [stdout] test src/lib.rs - Tst::iter (line 1336) ... ok [INFO] [stdout] test src/lib.rs - Tst::iter_complete (line 1370) ... ok [INFO] [stdout] test src/lib.rs - Tst::new (line 862) ... ok [INFO] [stdout] test src/lib.rs - Tst::iter_neighbor (line 1407) ... ok [INFO] [stdout] test src/lib.rs - Tst::visit_crossword_values (line 1251) ... ok [INFO] [stdout] test src/lib.rs - Tst::visit_crossword_values (line 1263) ... ok [INFO] [stdout] test src/lib.rs - Tst::visit_neighbor_values (line 1206) ... ok [INFO] [stdout] test src/lib.rs - Tst::visit_complete_values (line 1134) ... ok [INFO] [stdout] test src/lib.rs - tst (line 1470) ... ok [INFO] [stdout] test src/lib.rs - (line 57) ... FAILED [INFO] [stdout] test src/lib.rs - Tst::visit_values (line 1088) ... ok [INFO] [stdout] test src/lib.rs - Tst::visit_neighbor_values (line 1192) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 57) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', src/lib.rs:26:16 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55d471226315 - backtrace::backtrace::libunwind::trace::ha215bbf14e328799 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55d471226315 - backtrace::backtrace::trace_unsynchronized::h3384b099b135857a [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55d471226315 - std::sys_common::backtrace::_print_fmt::hfec93740f7294682 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55d471226315 - ::fmt::h5fe20777f4174074 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55d471243b6c - core::fmt::write::he14c3177144df275 [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x55d471224ab3 - std::io::Write::write_fmt::h8e26323bfab8bcc5 [INFO] [stdout] at src/libstd/io/mod.rs:1537 [INFO] [stdout] 6: 0x55d471228820 - std::sys_common::backtrace::_print::h9cfa4c87526ba064 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 7: 0x55d471228820 - std::sys_common::backtrace::print::h94936584848b3272 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x55d471228820 - std::panicking::default_hook::{{closure}}::h733b20cc9b496e46 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 9: 0x55d47122856c - std::panicking::default_hook::h556d8cff6c12a651 [INFO] [stdout] at src/libstd/panicking.rs:218 [INFO] [stdout] 10: 0x55d471228e07 - std::panicking::rust_panic_with_hook::ha0c7ca5b39baa9d5 [INFO] [stdout] at src/libstd/panicking.rs:486 [INFO] [stdout] 11: 0x55d471228a0b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:388 [INFO] [stdout] 12: 0x55d471242f71 - core::panicking::panic_fmt::h106d7128cbbc7cd2 [INFO] [stdout] at src/libcore/panicking.rs:101 [INFO] [stdout] 13: 0x55d471242d93 - core::option::expect_none_failed::hfcafefc70a7975bb [INFO] [stdout] at src/libcore/option.rs:1272 [INFO] [stdout] 14: 0x55d47121b5bb - core::result::Result::unwrap::hb75a251449a02f57 [INFO] [stdout] 15: 0x55d471220169 - rust_out::main::hce5147e828914a17 [INFO] [stdout] 16: 0x55d4712165d3 - std::rt::lang_start::{{closure}}::hce2334a302f4a64d [INFO] [stdout] 17: 0x55d4712291d8 - std::rt::lang_start_internal::{{closure}}::hefb489d56a389b75 [INFO] [stdout] at src/libstd/rt.rs:52 [INFO] [stdout] 18: 0x55d4712291d8 - std::panicking::try::do_call::hb2bfa58b743656f1 [INFO] [stdout] at src/libstd/panicking.rs:297 [INFO] [stdout] 19: 0x55d4712291d8 - std::panicking::try::haaa85a89ce3784c3 [INFO] [stdout] at src/libstd/panicking.rs:274 [INFO] [stdout] 20: 0x55d4712291d8 - std::panic::catch_unwind::h49baa277f74e60cb [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 21: 0x55d4712291d8 - std::rt::lang_start_internal::h7aa2f6739b31fe58 [INFO] [stdout] at src/libstd/rt.rs:51 [INFO] [stdout] 22: 0x55d4712165b8 - std::rt::lang_start::h67316abdc649cab9 [INFO] [stdout] 23: 0x55d471220ccb - main [INFO] [stdout] 24: 0x7faa7d12b0b3 - __libc_start_main [INFO] [stdout] 25: 0x55d47121217e - _start [INFO] [stdout] 26: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 57) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 22 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "0e760b847cf64feeec150480e48bdf328d38e815f2a704eeb83cb69e93ed22cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e760b847cf64feeec150480e48bdf328d38e815f2a704eeb83cb69e93ed22cd", kill_on_drop: false }` [INFO] [stdout] 0e760b847cf64feeec150480e48bdf328d38e815f2a704eeb83cb69e93ed22cd