[INFO] fetching crate ternary-tree 0.1.1... [INFO] testing ternary-tree-0.1.1 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate ternary-tree 0.1.1 into /workspace/builds/worker-32/source [INFO] validating manifest of crates.io crate ternary-tree 0.1.1 on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-32/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b14093fa25d73d1eeaf546e7ca1fd8732ae66181c76836341cf151c6ae99d381 [INFO] running `Command { std: "docker" "start" "-a" "b14093fa25d73d1eeaf546e7ca1fd8732ae66181c76836341cf151c6ae99d381", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b14093fa25d73d1eeaf546e7ca1fd8732ae66181c76836341cf151c6ae99d381", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b14093fa25d73d1eeaf546e7ca1fd8732ae66181c76836341cf151c6ae99d381", kill_on_drop: false }` [INFO] [stdout] b14093fa25d73d1eeaf546e7ca1fd8732ae66181c76836341cf151c6ae99d381 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e64b173dd9e12a92e025600aba74da9ce6cb0ef6e3e7bd680d8f309d0759759d [INFO] running `Command { std: "docker" "start" "-a" "e64b173dd9e12a92e025600aba74da9ce6cb0ef6e3e7bd680d8f309d0759759d", kill_on_drop: false }` [INFO] [stderr] Compiling ternary-tree v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.47s [INFO] running `Command { std: "docker" "inspect" "e64b173dd9e12a92e025600aba74da9ce6cb0ef6e3e7bd680d8f309d0759759d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e64b173dd9e12a92e025600aba74da9ce6cb0ef6e3e7bd680d8f309d0759759d", kill_on_drop: false }` [INFO] [stdout] e64b173dd9e12a92e025600aba74da9ce6cb0ef6e3e7bd680d8f309d0759759d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1f182ca7608311445c718be6f6e1f59a73ad8588af5bdd81b2dc1074611e55fe [INFO] running `Command { std: "docker" "start" "-a" "1f182ca7608311445c718be6f6e1f59a73ad8588af5bdd81b2dc1074611e55fe", kill_on_drop: false }` [INFO] [stderr] Compiling ternary-tree v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.51s [INFO] running `Command { std: "docker" "inspect" "1f182ca7608311445c718be6f6e1f59a73ad8588af5bdd81b2dc1074611e55fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f182ca7608311445c718be6f6e1f59a73ad8588af5bdd81b2dc1074611e55fe", kill_on_drop: false }` [INFO] [stdout] 1f182ca7608311445c718be6f6e1f59a73ad8588af5bdd81b2dc1074611e55fe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 05ecbf250474b0781534dd9d48090b2758f4aaac29bd4f5c0a0b13fed760bb54 [INFO] running `Command { std: "docker" "start" "-a" "05ecbf250474b0781534dd9d48090b2758f4aaac29bd4f5c0a0b13fed760bb54", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ternary_tree-f6f545211ae7dded) [INFO] [stdout] [INFO] [stderr] Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-09798669baaf02ad) [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 35 tests [INFO] [stdout] test tst_create_with_macro ... ok [INFO] [stdout] test tst_create_empty_map ... ok [INFO] [stdout] test tst_clear_some_map ... ok [INFO] [stdout] test tst_get_some_value_by_key ... ok [INFO] [stdout] test tst_current_key_iterators ... ok [INFO] [stdout] test tst_get_value_back_on_empty_key ... ok [INFO] [stdout] test tst_fix_unicode_chars_in_key_bug ... ok [INFO] [stdout] test tst_insert_and_get_more_key_value ... ok [INFO] [stdout] test tst_insert_and_remove_more_key_value ... ok [INFO] [stdout] test tst_insert_and_remove_some_key_value ... 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_empty_tree ... ok [INFO] [stdout] test tst_iterate_over_values ... ok [INFO] [stdout] test tst_iterate_over_values_backward ... ok [INFO] [stdout] test tst_iterate_over_values_backward_with_rev ... ok [INFO] [stdout] test tst_iterate_over_values_with_for_loop ... ok [INFO] [stdout] test tst_iterate_over_values_from_both_end ... ok [INFO] [stdout] test tst_iterate_over_values_with_peek_and_co ... ok [INFO] [stdout] test tst_iterate_with_complete ... ok [INFO] [stdout] test tst_iterate_with_crossword ... ok [INFO] [stdout] test tst_iterate_with_crossword_backward ... ok [INFO] [stdout] test tst_iterate_with_crossword_from_both_end ... ok [INFO] [stdout] test tst_iterate_with_neighbor ... ok [INFO] [stdout] test tst_iterate_with_neighbor_backward ... ok [INFO] [stdout] test tst_iterate_with_neighbor_from_both_end ... ok [INFO] [stdout] test tst_pretty_print ... ok [INFO] [stdout] test tst_replace_some_value ... ok [INFO] [stdout] test tst_stats_on_insert_and_remove ... ok [INFO] [stdout] test tst_update_some_values ... ok [INFO] [stdout] test tst_visit_complete_values ... ok [INFO] [stdout] test tst_visit_crossword_values ... ok [INFO] [stdout] test tst_visit_neighbor_values ... ok [INFO] [stdout] test tst_visit_values ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 35 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests ternary-tree [INFO] [stdout] [INFO] [stdout] running 23 tests [INFO] [stdout] test src/lib.rs - Tst::new (line 862) ... ok [INFO] [stdout] test src/lib.rs - Tst::insert (line 878) ... ok [INFO] [stdout] test src/lib.rs - Tst::remove (line 981) ... ok [INFO] [stdout] test src/lib.rs - Tst::get (line 930) ... ok [INFO] [stdout] test src/lib.rs - Tst::len (line 1019) ... ok [INFO] [stdout] test src/lib.rs - Tst::insert (line 891) ... ok [INFO] [stdout] test src/lib.rs - tst (line 1470) ... ok [INFO] [stdout] test src/lib.rs - Tst::clear (line 1066) ... ok [INFO] [stdout] test src/lib.rs - Tst::new (line 856) ... ok [INFO] [stdout] test src/lib.rs - Tst::visit_values (line 1088) ... ok [INFO] [stdout] test src/lib.rs - Tst::stat (line 1037) ... 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 1121) ... ok [INFO] [stdout] test src/lib.rs - Tst::iter (line 1336) ... ok [INFO] [stdout] test src/lib.rs - Tst::visit_crossword_values (line 1251) ... ok [INFO] [stdout] test src/lib.rs - Tst::iter_complete (line 1370) ... ok [INFO] [stdout] test src/lib.rs - Tst::visit_complete_values (line 1134) ... 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 1192) ... ok [INFO] [stdout] test src/lib.rs - Tst::iter_crossword (line 1443) ... ok [INFO] [stdout] test src/lib.rs - (line 57) ... FAILED [INFO] [stdout] test src/lib.rs - Tst::get_mut (line 953) ... ok [INFO] [stdout] test src/lib.rs - Tst::iter_neighbor (line 1407) ... 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: ReadOnlyFilesystem, message: "Read-only file system" }', src/lib.rs:26:40 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5630666990dc - std::backtrace_rs::backtrace::libunwind::trace::h51faa62df48810e4 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x5630666990dc - std::backtrace_rs::backtrace::trace_unsynchronized::h91de4d8e16d607e4 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x5630666990dc - std::sys_common::backtrace::_print_fmt::h71b0935f97e4322c [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x5630666990dc - ::fmt::h9a78218788c14e18 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x5630666b3bfc - core::fmt::write::h3381b3176fe2b3d3 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/fmt/mod.rs:1150:17 [INFO] [stdout] 5: 0x5630666970f5 - std::io::Write::write_fmt::h1d5220480c7a2437 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/io/mod.rs:1667:15 [INFO] [stdout] 6: 0x56306669a7d0 - std::sys_common::backtrace::_print::h4b77abc4d907ed0e [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x56306669a7d0 - std::sys_common::backtrace::print::hb170c60b542377ad [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x56306669a7d0 - std::panicking::default_hook::{{closure}}::h12bbda9af8901ee3 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:210:50 [INFO] [stdout] 9: 0x56306669a387 - std::panicking::default_hook::h8c6c66d3f3ba6768 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:227:9 [INFO] [stdout] 10: 0x56306669ae84 - std::panicking::rust_panic_with_hook::h36f2fa0bb09f4069 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:624:17 [INFO] [stdout] 11: 0x56306669a960 - std::panicking::begin_panic_handler::{{closure}}::h9c42b65a42d06a7a [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:521:13 [INFO] [stdout] 12: 0x5630666995a4 - std::sys_common::backtrace::__rust_end_short_backtrace::hc791bddfe31e532c [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x56306669a8c9 - rust_begin_unwind [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:517:5 [INFO] [stdout] 14: 0x563066677dd1 - core::panicking::panic_fmt::hf9de31d4acbce4db [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/panicking.rs:101:14 [INFO] [stdout] 15: 0x563066677e63 - core::result::unwrap_failed::ha0c84e81219e5878 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/result.rs:1617:5 [INFO] [stdout] 16: 0x563066680e79 - core::result::Result::unwrap::hca689ec31c4effd7 [INFO] [stdout] 17: 0x563066684cdc - rust_out::main::_doctest_main_src_lib_rs_57_0::hfef0c431cd916e79 [INFO] [stdout] 18: 0x563066684bb6 - rust_out::main::h61823b600df25383 [INFO] [stdout] 19: 0x56306667ddb3 - core::ops::function::FnOnce::call_once::h3d07824a44777914 [INFO] [stdout] 20: 0x56306667c0f9 - std::sys_common::backtrace::__rust_begin_short_backtrace::hd0fdc54e9188a18d [INFO] [stdout] 21: 0x56306667cc89 - std::rt::lang_start::{{closure}}::hec4f5193e4af3c47 [INFO] [stdout] 22: 0x56306669b38a - core::ops::function::impls:: for &F>::call_once::hc590b210ed55e22f [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/ops/function.rs:259:13 [INFO] [stdout] 23: 0x56306669b38a - std::panicking::try::do_call::h5f0600b7a33ea1af [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:403:40 [INFO] [stdout] 24: 0x56306669b38a - std::panicking::try::he15826df0f376a33 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:367:19 [INFO] [stdout] 25: 0x56306669b38a - std::panic::catch_unwind::hd8af3a578b6b4c86 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panic.rs:129:14 [INFO] [stdout] 26: 0x56306669b38a - std::rt::lang_start_internal::{{closure}}::h301d1329324ae1f0 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/rt.rs:45:48 [INFO] [stdout] 27: 0x56306669b38a - std::panicking::try::do_call::h941e8fdb0bd03655 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:403:40 [INFO] [stdout] 28: 0x56306669b38a - std::panicking::try::ha20a77bf65530f63 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:367:19 [INFO] [stdout] 29: 0x56306669b38a - std::panic::catch_unwind::h33afc061cc69ef90 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panic.rs:129:14 [INFO] [stdout] 30: 0x56306669b38a - std::rt::lang_start_internal::hc05c244593147106 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/rt.rs:45:20 [INFO] [stdout] 31: 0x56306667cc61 - std::rt::lang_start::he85d58294892489a [INFO] [stdout] 32: 0x5630666852b3 - main [INFO] [stdout] 33: 0x7fe0f51e30b3 - __libc_start_main [INFO] [stdout] 34: 0x56306667852e - _start [INFO] [stdout] 35: 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; finished in 0.61s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "05ecbf250474b0781534dd9d48090b2758f4aaac29bd4f5c0a0b13fed760bb54", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "05ecbf250474b0781534dd9d48090b2758f4aaac29bd4f5c0a0b13fed760bb54", kill_on_drop: false }` [INFO] [stdout] 05ecbf250474b0781534dd9d48090b2758f4aaac29bd4f5c0a0b13fed760bb54