[INFO] fetching crate ternary-tree 0.1.1... [INFO] testing ternary-tree-0.1.1 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479 [INFO] extracting crate ternary-tree 0.1.1 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate ternary-tree 0.1.1 on toolchain b70888601af92f6cdc0364abab3446e418b91d36 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 45c637df2450fe99566f721a071945a5656ec401eb0b5fa943095e1e5b8e49fe [INFO] running `Command { std: "docker" "start" "-a" "45c637df2450fe99566f721a071945a5656ec401eb0b5fa943095e1e5b8e49fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "45c637df2450fe99566f721a071945a5656ec401eb0b5fa943095e1e5b8e49fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "45c637df2450fe99566f721a071945a5656ec401eb0b5fa943095e1e5b8e49fe", kill_on_drop: false }` [INFO] [stdout] 45c637df2450fe99566f721a071945a5656ec401eb0b5fa943095e1e5b8e49fe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 489504340f61a65e0b4428793fe76b084e147cf947fcf220a414ae0e2d86f853 [INFO] running `Command { std: "docker" "start" "-a" "489504340f61a65e0b4428793fe76b084e147cf947fcf220a414ae0e2d86f853", kill_on_drop: false }` [INFO] [stderr] Compiling ternary-tree v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.57s [INFO] running `Command { std: "docker" "inspect" "489504340f61a65e0b4428793fe76b084e147cf947fcf220a414ae0e2d86f853", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "489504340f61a65e0b4428793fe76b084e147cf947fcf220a414ae0e2d86f853", kill_on_drop: false }` [INFO] [stdout] 489504340f61a65e0b4428793fe76b084e147cf947fcf220a414ae0e2d86f853 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 01d93c8655b26fe9a971a0e624fb042170f949d0ae0934c6237b851ceb4b860c [INFO] running `Command { std: "docker" "start" "-a" "01d93c8655b26fe9a971a0e624fb042170f949d0ae0934c6237b851ceb4b860c", kill_on_drop: false }` [INFO] [stderr] Compiling ternary-tree v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.09s [INFO] running `Command { std: "docker" "inspect" "01d93c8655b26fe9a971a0e624fb042170f949d0ae0934c6237b851ceb4b860c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "01d93c8655b26fe9a971a0e624fb042170f949d0ae0934c6237b851ceb4b860c", kill_on_drop: false }` [INFO] [stdout] 01d93c8655b26fe9a971a0e624fb042170f949d0ae0934c6237b851ceb4b860c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f388862be759aec64cca7f68dac2764487edf045bc303d109af8663d65af3798 [INFO] running `Command { std: "docker" "start" "-a" "f388862be759aec64cca7f68dac2764487edf045bc303d109af8663d65af3798", 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-e448395a811ba008) [INFO] [stdout] [INFO] [stderr] Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-7ae94a1a8ac07ab8) [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_clear_some_map ... ok [INFO] [stdout] test tst_get_value_back_on_empty_key ... ok [INFO] [stdout] test tst_insert_and_remove_more_key_value ... ok [INFO] [stdout] test tst_get_some_value_by_key ... ok [INFO] [stdout] test tst_iterate_over_empty_tree ... ok [INFO] [stdout] test tst_iterate_over_values_backward ... ok [INFO] [stdout] test tst_fix_unicode_chars_in_key_bug ... ok [INFO] [stdout] test tst_insert_and_remove_some_key_value ... ok [INFO] [stdout] test tst_iterate_and_read_current_key_back ... ok [INFO] [stdout] test tst_iterate_and_read_current_key ... ok [INFO] [stdout] test tst_iterate_over_values_from_both_end ... ok [INFO] [stdout] test tst_iterate_with_neighbor_backward ... ok [INFO] [stdout] test tst_insert_and_get_more_key_value ... ok [INFO] [stdout] test tst_iterate_over_values ... ok [INFO] [stdout] test tst_iterate_with_neighbor_from_both_end ... ok [INFO] [stdout] test tst_iterate_with_neighbor ... ok [INFO] [stdout] test tst_replace_some_value ... ok [INFO] [stdout] test tst_iterate_over_values_with_for_loop ... ok [INFO] [stdout] test tst_pretty_print ... ok [INFO] [stdout] test tst_create_empty_map ... ok [INFO] [stdout] test tst_create_with_macro ... ok [INFO] [stdout] test tst_current_key_iterators ... ok [INFO] [stdout] test tst_insert_some_key_value ... ok [INFO] [stdout] test tst_iterate_over_values_backward_with_rev ... ok [INFO] [stdout] test tst_visit_neighbor_values ... ok [INFO] [stdout] test tst_visit_values ... ok [INFO] [stdout] test tst_visit_crossword_values ... 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] [stderr] Doc-tests ternary-tree [INFO] [stdout] test tst_stats_on_insert_and_remove ... ok [INFO] [stdout] test tst_iterate_with_crossword_from_both_end ... ok [INFO] [stdout] test tst_update_some_values ... ok [INFO] [stdout] test tst_iterate_with_crossword_backward ... ok [INFO] [stdout] test tst_visit_complete_values ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 35 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 23 tests [INFO] [stdout] test src/lib.rs - Tst::len (line 1019) ... ok [INFO] [stdout] test src/lib.rs - Tst::iter_complete (line 1370) ... ok [INFO] [stdout] test src/lib.rs - Tst::visit_crossword_values (line 1251) ... ok [INFO] [stdout] test src/lib.rs - Tst::visit_neighbor_values (line 1192) ... ok [INFO] [stdout] test src/lib.rs - tst (line 1470) ... ok [INFO] [stdout] test src/lib.rs - Tst::insert (line 891) ... ok [INFO] [stdout] test src/lib.rs - Tst::iter (line 1336) ... ok [INFO] [stdout] test src/lib.rs - Tst::stat (line 1037) ... ok [INFO] [stdout] test src/lib.rs - Tst::new (line 862) ... ok [INFO] [stdout] test src/lib.rs - Tst::clear (line 1066) ... 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::visit_complete_values (line 1121) ... ok [INFO] [stdout] test src/lib.rs - Tst::visit_values (line 1088) ... ok [INFO] [stdout] test src/lib.rs - Tst::get (line 930) ... ok [INFO] [stdout] test src/lib.rs - Tst::visit_neighbor_values (line 1206) ... ok [INFO] [stdout] test src/lib.rs - Tst::new (line 856) ... ok [INFO] [stdout] test src/lib.rs - Tst::iter_crossword (line 1443) ... ok [INFO] [stdout] test src/lib.rs - Tst::remove (line 981) ... ok [INFO] [stdout] test src/lib.rs - (line 57) ... FAILED [INFO] [stdout] test src/lib.rs - Tst::visit_complete_values (line 1134) ... ok [INFO] [stdout] test src/lib.rs - Tst::iter_neighbor (line 1407) ... ok [INFO] [stdout] test src/lib.rs - Tst::visit_crossword_values (line 1263) ... 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: 0x5648d567e200 - std::backtrace_rs::backtrace::libunwind::trace::h99dbb39dca18857d [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x5648d567e200 - std::backtrace_rs::backtrace::trace_unsynchronized::h832861927e9cfedf [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x5648d567e200 - std::sys_common::backtrace::_print_fmt::h3d18154c77dcf310 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x5648d567e200 - ::fmt::he312f4ad5b9bb346 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x5648d5697f0c - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/fmt/mod.rs:1115:17 [INFO] [stdout] 5: 0x5648d567cc35 - std::io::Write::write_fmt::h6aced00850e8186f [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/io/mod.rs:1665:15 [INFO] [stdout] 6: 0x5648d567fe3b - std::sys_common::backtrace::_print::h65d996766de40da4 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x5648d567fe3b - std::sys_common::backtrace::print::h40df9727e635f303 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x5648d567fe3b - std::panicking::default_hook::{{closure}}::hd2da4327dea91a51 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x5648d567f911 - std::panicking::default_hook::h3d55120ad6ada158 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:225:9 [INFO] [stdout] 10: 0x5648d5680504 - std::panicking::rust_panic_with_hook::hf85dd0bb545e3b55 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:622:17 [INFO] [stdout] 11: 0x5648d567ffe7 - std::panicking::begin_panic_handler::{{closure}}::h736ae969434da9fa [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:519:13 [INFO] [stdout] 12: 0x5648d567e6dc - std::sys_common::backtrace::__rust_end_short_backtrace::h6133bb80b1d6c3e0 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x5648d567ff49 - rust_begin_unwind [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:515:5 [INFO] [stdout] 14: 0x5648d5662e21 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x5648d5662eb3 - core::result::unwrap_failed::he898b02f57993c42 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/result.rs:1599:5 [INFO] [stdout] 16: 0x5648d566bf5a - core::result::Result::unwrap::h24e820343753cca4 [INFO] [stdout] 17: 0x5648d566fc6b - rust_out::main::_doctest_main_src_lib_rs_57_0::hfef0c431cd916e79 [INFO] [stdout] 18: 0x5648d566fb36 - rust_out::main::h61823b600df25383 [INFO] [stdout] 19: 0x5648d5668ec3 - core::ops::function::FnOnce::call_once::h6cb22c19cf103035 [INFO] [stdout] 20: 0x5648d56671d9 - std::sys_common::backtrace::__rust_begin_short_backtrace::h637ba5cce8c91c49 [INFO] [stdout] 21: 0x5648d5667db9 - std::rt::lang_start::{{closure}}::h712a4ed327341491 [INFO] [stdout] 22: 0x5648d5680a0a - core::ops::function::impls:: for &F>::call_once::h5a0483c8d4e9c15d [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/ops/function.rs:259:13 [INFO] [stdout] 23: 0x5648d5680a0a - std::panicking::try::do_call::h6ad7918f175f6ddd [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:401:40 [INFO] [stdout] 24: 0x5648d5680a0a - std::panicking::try::hcd5af58f52320690 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:365:19 [INFO] [stdout] 25: 0x5648d5680a0a - std::panic::catch_unwind::hf1ae33ba67228f1e [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panic.rs:434:14 [INFO] [stdout] 26: 0x5648d5680a0a - std::rt::lang_start_internal::{{closure}}::h4a87bc0aa1312dc5 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/rt.rs:45:48 [INFO] [stdout] 27: 0x5648d5680a0a - std::panicking::try::do_call::h1ade2a52932fc900 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:401:40 [INFO] [stdout] 28: 0x5648d5680a0a - std::panicking::try::h6f4a87ad169e174b [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:365:19 [INFO] [stdout] 29: 0x5648d5680a0a - std::panic::catch_unwind::h043c7f08019f9e2a [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panic.rs:434:14 [INFO] [stdout] 30: 0x5648d5680a0a - std::rt::lang_start_internal::h82825699ebfd70bd [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/rt.rs:45:20 [INFO] [stdout] 31: 0x5648d5667d91 - std::rt::lang_start::h7f3abfe234c3922d [INFO] [stdout] 32: 0x5648d5670253 - main [INFO] [stdout] 33: 0x7f8a990f00b3 - __libc_start_main [INFO] [stdout] 34: 0x5648d566357e - _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 2.11s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "f388862be759aec64cca7f68dac2764487edf045bc303d109af8663d65af3798", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f388862be759aec64cca7f68dac2764487edf045bc303d109af8663d65af3798", kill_on_drop: false }` [INFO] [stdout] f388862be759aec64cca7f68dac2764487edf045bc303d109af8663d65af3798