[INFO] fetching crate masterpg 2.0.1...
[INFO] testing masterpg-2.0.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate masterpg 2.0.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate masterpg 2.0.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate masterpg 2.0.1
[INFO] tweaked toml for crates.io crate masterpg 2.0.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate masterpg 2.0.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate masterpg 2.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serial_test_derive v2.0.0
[INFO] [stderr]   Downloaded string_io_and_mock v1.0.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.97
[INFO] [stderr]   Downloaded serial_test v2.0.0
[INFO] [stderr]   Downloaded tree_by_path v1.0.3
[INFO] [stderr]   Downloaded laconic v2.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5254fd95044a7bae8d42b6f1a2baf34c83847d6f71c39f4d76df5185feffdd2b
[INFO] running `Command { std: "docker" "start" "-a" "5254fd95044a7bae8d42b6f1a2baf34c83847d6f71c39f4d76df5185feffdd2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5254fd95044a7bae8d42b6f1a2baf34c83847d6f71c39f4d76df5185feffdd2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5254fd95044a7bae8d42b6f1a2baf34c83847d6f71c39f4d76df5185feffdd2b", kill_on_drop: false }`
[INFO] [stdout] 5254fd95044a7bae8d42b6f1a2baf34c83847d6f71c39f4d76df5185feffdd2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87589f7300ab6d84672c230f142e6f84abadb3f08ff50d4d800717a3249c6268
[INFO] running `Command { std: "docker" "start" "-a" "87589f7300ab6d84672c230f142e6f84abadb3f08ff50d4d800717a3249c6268", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.97
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling fslock v0.2.1
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling nom v8.0.0
[INFO] [stderr]    Compiling tree_by_path v1.0.3
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling dashmap v5.5.3
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling serial_test_derive v2.0.0
[INFO] [stderr]    Compiling serial_test v2.0.0
[INFO] [stderr]    Compiling string_io_and_mock v1.0.1
[INFO] [stderr]    Compiling laconic v2.0.0
[INFO] [stderr]    Compiling masterpg v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.09s
[INFO] running `Command { std: "docker" "inspect" "87589f7300ab6d84672c230f142e6f84abadb3f08ff50d4d800717a3249c6268", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87589f7300ab6d84672c230f142e6f84abadb3f08ff50d4d800717a3249c6268", kill_on_drop: false }`
[INFO] [stdout] 87589f7300ab6d84672c230f142e6f84abadb3f08ff50d4d800717a3249c6268
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d32e7942a75922acd311a2c113d1c92fa9198490bc662f367cc742f8644be27f
[INFO] running `Command { std: "docker" "start" "-a" "d32e7942a75922acd311a2c113d1c92fa9198490bc662f367cc742f8644be27f", kill_on_drop: false }`
[INFO] [stderr]    Compiling masterpg v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `Command { std: "docker" "inspect" "d32e7942a75922acd311a2c113d1c92fa9198490bc662f367cc742f8644be27f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d32e7942a75922acd311a2c113d1c92fa9198490bc662f367cc742f8644be27f", kill_on_drop: false }`
[INFO] [stdout] d32e7942a75922acd311a2c113d1c92fa9198490bc662f367cc742f8644be27f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ff01a1cf82df8b517a51fcc30bc872cc96737f18ed2c0020c07995518f314566
[INFO] running `Command { std: "docker" "start" "-a" "ff01a1cf82df8b517a51fcc30bc872cc96737f18ed2c0020c07995518f314566", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/masterpg-5f5c9c16250bc36a)
[INFO] [stdout] 
[INFO] [stdout] running 138 tests
[INFO] [stdout] test tests::calc_resolve_abs_neg ... ok
[INFO] [stdout] test tests::calc_resolve_add_2 ... ok
[INFO] [stdout] test tests::calc_resolve_ceiling_negative_large ... ok
[INFO] [stdout] test tests::calc_resolve_ceiling_negative_small ... ok
[INFO] [stdout] test tests::calc_resolve_ceiling_positive_small ... ok
[INFO] [stdout] test tests::calc_resolve_divide_by_zero ... ok
[INFO] [stdout] test tests::calc_resolve_exp_negative_fractal ... ok
[INFO] [stdout] test tests::calc_resolve_exp_positive_int ... ok
[INFO] [stdout] test tests::calc_resolve_exp_negative_int ... ok
[INFO] [stdout] test tests::calc_resolve_exp_series ... ok
[INFO] [stdout] test tests::calc_resolve_floor_positive_large ... ok
[INFO] [stdout] test tests::calc_resolve_exp_positive_fractal ... ok
[INFO] [stdout] test tests::calc_resolve_floor_positive_small ... ok
[INFO] [stdout] test tests::calc_resolve_remainder_2 ... ok
[INFO] [stdout] test tests::calc_resolve_divide_3 ... ok
[INFO] [stdout] test tests::calc_resolve_max_1 ... ok
[INFO] [stdout] test tests::calc_resolve_max_2 ... ok
[INFO] [stdout] test tests::calc_resolve_min_4 ... ok
[INFO] [stdout] test tests::calc_resolve_round_negative_small ... ok
[INFO] [stdout] test tests::calc_resolve_round_positive_large ... ok
[INFO] [stdout] test tests::calc_resolve_multiply_4 ... ok
[INFO] [stdout] test tests::calc_resolve_round_positive_small ... ok
[INFO] [stdout] test tests::calc_resolve_remainder_1 ... ok
[INFO] [stdout] test tests::calc_resolve_max_0 ... ok
[INFO] [stdout] test tests::calc_resolve_sign_negative ... ok
[INFO] [stdout] test tests::calc_resolve_floor_negative_large ... ok
[INFO] [stdout] test tests::calc_resolve_sign_positive ... ok
[INFO] [stdout] test tests::calc_resolve_subtract_1 ... ok
[INFO] [stdout] test tests::calc_resolve_subtract_2 ... ok
[INFO] [stdout] test tests::calc_resolve_subtract_none ... ok
[INFO] [stdout] test tests::calc_resolve_trunc_negative_large ... ok
[INFO] [stdout] test tests::calc_resolve_sign_series ... ok
[INFO] [stdout] test tests::calc_resolve_trunc_negative_small ... ok
[INFO] [stdout] test tests::calc_resolve_trunc_positive_large ... ok
[INFO] [stdout] test tests::calc_resolve_trunc_positive_small ... ok
[INFO] [stdout] test tests::calc_resolve_unresolved_operand ... ok
[INFO] [stdout] test tests::compose_flat_text_only ... ok
[INFO] [stdout] test tests::compose_has_recursion ... ok
[INFO] [stdout] test tests::compose_missing_master ... ok
[INFO] [stdout] test tests::calc_resolve_upper_case_operator ... ok
[INFO] [stdout] test tests::calc_resolve_abs_pos ... ok
[INFO] [stdout] test tests::calc_resolve_min_0 ... ok
[INFO] [stdout] test tests::calc_resolve_min_1 ... ok
[INFO] [stdout] test tests::calc_resolve_round_negative_large ... ok
[INFO] [stdout] test tests::compose_has_unresolved_placeholders ... ok
[INFO] [stdout] test tests::compose_has_unresolved_calculation_operands ... ok
[INFO] [stdout] test tests::delimited_by_same_nr::closing_braces_at_start ... ok
[INFO] [stdout] test tests::calc_resolve_ceiling_positive_large ... ok
[INFO] [stdout] test tests::calc_resolve_floor_negative_small ... ok
[INFO] [stdout] test tests::delimited_by_same_nr::combined ... ok
[INFO] [stdout] test tests::delimited_by_same_nr::high_chars_as_both ... ok
[INFO] [stdout] test tests::compose_with_master ... ok
[INFO] [stdout] test tests::compose_missing_output ... ok
[INFO] [stdout] test tests::compose_with_laconic ... ok
[INFO] [stdout] test tests::delimited_by_same_nr::high_chars_in_content ... ok
[INFO] [stdout] test tests::delimited_by_same_nr::mixed_len_chars_as_delimiters_1 ... ok
[INFO] [stdout] test tests::delimited_by_same_nr::high_chars_as_delimiters ... ok
[INFO] [stdout] test tests::delimited_by_same_nr::mixed_len_chars_as_delimiters_2 ... ok
[INFO] [stdout] test tests::delimited_by_same_nr::no_braces ... ok
[INFO] [stdout] test tests::delimited_by_same_nr::same_double ... ok
[INFO] [stdout] test tests::delimited_by_same_nr::same_empty ... ok
[INFO] [stdout] test tests::delimited_by_same_nr::same_single ... ok
[INFO] [stdout] test tests::delimited_by_same_nr::same_surplus ... ok
[INFO] [stdout] test tests::delimited_by_same_nr::simple_is_a ... ok
[INFO] [stdout] test tests::delimited_by_same_nr::multiple_lines ... ok
[INFO] [stdout] test tests::delimited_by_same_nr::not_same_empty ... ok
[INFO] [stdout] test tests::delimited_by_same_nr::single_braces_simple ... ok
[INFO] [stdout] test tests::delimited_by_same_nr::three_braces_simple ... ok
[INFO] [stdout] test tests::delimited_by_same_nr::three_braces_surplus ... ok
[INFO] [stdout] test tests::delimited_by_same_nr::two_braces_single_content_braces_pair ... ok
[INFO] [stdout] test tests::delimited_by_same_nr::two_braces_single_content_closing_brace ... ok
[INFO] [stdout] test tests::delimited_by_same_nr::two_braces_single_content_opening_brace ... ok
[INFO] [stdout] test tests::find_output_missing ... ok
[INFO] [stdout] test tests::master_page_closing_tag_no_spaces ... ok
[INFO] [stdout] test tests::find_recursion_none ... ok
[INFO] [stdout] test tests::master_page_closing_tag_non_greedy ... ok
[INFO] [stdout] test tests::find_recursion_two ... ok
[INFO] [stdout] test tests::find_recursion_placeholder ... ok
[INFO] [stdout] test tests::master_page_tag_self_contained_line_break ... ok
[INFO] [stdout] test tests::master_page_closing_tag_slash ... ok
[INFO] [stdout] test tests::master_page_closing_tag_text_after ... ok
[INFO] [stdout] test tests::master_page_tag_opening_double_content ... ok
[INFO] [stdout] test tests::master_page_tag_opening_empty ... ok
[INFO] [stdout] test tests::find_recursion_calc_operand1 ... ok
[INFO] [stdout] test tests::master_page_tag_self_contained_double_content ... ok
[INFO] [stdout] test tests::master_page_closing_tag_spaces ... ok
[INFO] [stdout] test tests::master_page_tag_self_contained_single_slash ... ok
[INFO] [stdout] test tests::master_page_tag_self_contained_double_slash ... ok
[INFO] [stdout] test tests::master_page_tag_self_contained_slash_in_word ... ok
[INFO] [stdout] test tests::mpt_opening_children_fails_on_html_tag ... ok
[INFO] [stdout] test tests::master_page_tag_self_contained_text_after ... ok
[INFO] [stdout] test tests::mpt_opening_children_fails_on_no_tag ... ok
[INFO] [stdout] test tests::master_page_tag_self_contained_non_greedy ... ok
[INFO] [stdout] test tests::master_page_tag_self_contained_no_slash_in_first_word ... ok
[INFO] [stdout] test tests::mpt_opening_children_fails_on_unclosed ... ok
[INFO] [stdout] test tests::mpt_other_empty ... ok
[INFO] [stdout] test tests::delimited_by_same_nr::two_opening_one_closing ... ok
[INFO] [stdout] test tests::mpt_other_no_tags ... ok
[INFO] [stdout] test tests::mpt_other_followed_by_closing_master_page_tag ... ok
[INFO] [stdout] test tests::find_output ... ok
[INFO] [stdout] test tests::mpt_opening_children ... ok
[INFO] [stdout] test tests::mpt_other_followed_by_self_contained_master_page_tag ... ok
[INFO] [stdout] test tests::master_page_tag_self_contained_surrounding_spaces ... ok
[INFO] [stdout] test tests::mpt_opening_children_fails_on_self_contained ... ok
[INFO] [stdout] test tests::master_page_tag_self_contained_single_content ... ok
[INFO] [stdout] test tests::mpt_other_only_html_tags ... ok
[INFO] [stdout] test tests::mpt_self_contained ... ok
[INFO] [stdout] test tests::master_page_tag_self_contained_empty ... ok
[INFO] [stdout] test tests::mpt_self_contained_fails_on_html_tag ... ok
[INFO] [stdout] test tests::mpt_self_contained_braces_with_newline ... ok
[INFO] [stdout] test tests::find_recursion_calc_operand2 ... ok
[INFO] [stdout] test tests::mpt_self_contained_fails_on_no_tag ... ok
[INFO] [stdout] test tests::mpt_self_contained_fails_on_opening ... ok
[INFO] [stdout] test tests::mpt_self_contained_fails_on_unclosed ... ok
[INFO] [stdout] test tests::operand_new_comma ... ok
[INFO] [stdout] test tests::operand_new_int ... ok
[INFO] [stdout] test tests::operand_new_negative ... ok
[INFO] [stdout] test tests::read_flat_content_empty ... ok
[INFO] [stdout] test tests::operand_new_placeholder ... ok
[INFO] [stdout] test tests::read_nested_content_empty ... ok
[INFO] [stdout] test tests::read_flat_content_malformed ... ok
[INFO] [stdout] test tests::read_flat_content_mixed ... ok
[INFO] [stdout] test tests::read_flat_content_only_other ... ok
[INFO] [stdout] test tests::read_nested_content_opening_unknown ... ok
[INFO] [stdout] test tests::operand_new_fractal ... ok
[INFO] [stdout] test tests::read_nested_content_redundant_closing ... ok
[INFO] [stdout] test tests::read_nested_content_mixed ... ok
[INFO] [stdout] test tests::read_nested_content_unclosed_actual ... ok
[INFO] [stdout] test tests::read_nested_content_self_contained_actual ... ok
[INFO] [stdout] test tests::read_nested_content_self_contained_unknown ... ok
[INFO] [stdout] test tests::resolve_markers ... ok
[INFO] [stdout] test tests::read_nested_content_mixed_with_laconic ... ok
[INFO] [stdout] test tests::read_nested_content_mismatched_closing ... ok
[INFO] [stdout] test tests::tree_to_output ... ok
[INFO] [stdout] test tests::tree_to_output_timestamp ... ok
[INFO] [stdout] test tests::resolve_references_calc ... ok
[INFO] [stdout] test tests::resolve_references_placeholders ... ok
[INFO] [stdout] test tests::mpt_self_contained_braces ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 138 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/masterpg-68e1797be5443093)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/integration_tests.rs (/opt/rustwide/target/debug/deps/integration_tests-5a5fe3eed6884044)
[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 3 tests
[INFO] [stdout] test laconic_errors ... FAILED
[INFO] [stdout] test compose_with_master ... FAILED
[INFO] [stdout] test compose_svg_in_html ... FAILED
[INFO] [stderr] error: test failed, to rerun pass `--test integration_tests`
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- laconic_errors stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'laconic_errors' (167) panicked at tests/utils/mod.rs:16:31:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5c84ca76b7c2 - std::backtrace_rs::backtrace::libunwind::trace::ha50a1f28c7a10cf8
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5c84ca76b7c2 - std::backtrace_rs::backtrace::trace_unsynchronized::h34f8c4ec82a320bc
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5c84ca76b7c2 - std::sys::backtrace::_print_fmt::h2d23e84e13d343bc
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5c84ca76b7c2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hde21067283f7e82e
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5c84ca77d88f - core::fmt::rt::Argument::fmt::he65307037dca33c6
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5c84ca77d88f - core::fmt::write::h24186904251c31cb
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x5c84ca7379c3 - std::io::default_write_fmt::h4e8d11c5c4b9cafe
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5c84ca7379c3 - std::io::Write::write_fmt::ha849be0824d095ef
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5c84ca743f42 - std::sys::backtrace::BacktraceLock::print::he038489aba5894a6
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5c84ca748c2f - std::panicking::default_hook::{{closure}}::h80a26d916c49679b
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5c84ca748ac1 - std::panicking::default_hook::he2e9efee79b3dce9
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x5c84ca67bcbe - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h202f496763929329
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x5c84ca67bcbe - test::test_main_with_exit_callback::{{closure}}::h805a6913adddaea3
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5c84ca74923f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h2883c9d2dbd4e81c
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x5c84ca74923f - std::panicking::panic_with_hook::hf5648b7cec6bc73e
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x5c84ca74909a - std::panicking::panic_handler::{{closure}}::h1b2ed3864ba94359
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x5c84ca744089 - std::sys::backtrace::__rust_end_short_backtrace::hd0186b2b27f5aaa7
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x5c84ca72ae4d - __rustc[f7dae8b92efe1d7a]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x5c84ca786e40 - core::panicking::panic_fmt::hb5d6b83773432920
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5c84ca785ff6 - core::result::unwrap_failed::h427ee4a8bb06d8af
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/result.rs:1862:5
[INFO] [stdout]   20:     0x5c84ca654b4a - core::result::Result<T,E>::unwrap::h251ea5c3cf96c116
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x5c84ca654b4a - integration_tests::utils::ensure_playground::h8d5af20bf842b5dd
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/utils/mod.rs:16:31
[INFO] [stdout]   22:     0x5c84ca652b51 - integration_tests::laconic_errors::{{closure}}::ha8fda5670a6b6c92
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_tests.rs:262:27
[INFO] [stdout]   23:     0x5c84ca6555ae - core::ops::function::FnOnce::call_once::h1ff79cfa4cca7da9
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5c84ca69e4f0 - serial_test::serial_file_lock::fs_serial_core::h8eaaf94de208307d
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serial_test-2.0.0/src/serial_file_lock.rs:7:5
[INFO] [stdout]   25:     0x5c84ca652aea - integration_tests::laconic_errors::h1639c4acc2307f78
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_tests.rs:260:1
[INFO] [stdout]   26:     0x5c84ca652b07 - integration_tests::laconic_errors::{{closure}}::h0805bb16da4bc7fa
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_tests.rs:261:20
[INFO] [stdout]   27:     0x5c84ca655716 - core::ops::function::FnOnce::call_once::he938826c263058ec
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x5c84ca67bb2b - core::ops::function::FnOnce::call_once::h3a2d82edd1a9b770
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5c84ca67bb2b - test::__rust_begin_short_backtrace::h85d4fe5033219107
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:663:18
[INFO] [stdout]   30:     0x5c84ca68fb1d - test::run_test_in_process::{{closure}}::h67b48a81b9c9d7b6
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:686:74
[INFO] [stdout]   31:     0x5c84ca68fb1d - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h7680585480377cb5
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   32:     0x5c84ca68fb1d - std::panicking::catch_unwind::do_call::hf71351b2657d4002
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:590:40
[INFO] [stdout]   33:     0x5c84ca68fb1d - std::panicking::catch_unwind::h7fcb5c0312d9e172
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:553:19
[INFO] [stdout]   34:     0x5c84ca68fb1d - std::panic::catch_unwind::h5cf3c9bdee894ebe
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5c84ca68fb1d - test::run_test_in_process::h1469cb85193a3a25
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:686:27
[INFO] [stdout]   36:     0x5c84ca68fb1d - test::run_test::{{closure}}::h59d45b3cd6453d69
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:607:43
[INFO] [stdout]   37:     0x5c84ca669064 - test::run_test::{{closure}}::h9baa0c3d443f28c9
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:637:41
[INFO] [stdout]   38:     0x5c84ca669064 - std::sys::backtrace::__rust_begin_short_backtrace::h97ea8cee4828663e
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   39:     0x5c84ca66c8ba - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h5d7539d5f78cee61
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   40:     0x5c84ca66c8ba - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::he4c551e23c5e9b22
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   41:     0x5c84ca66c8ba - std::panicking::catch_unwind::do_call::h522b41a6c157aaba
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:590:40
[INFO] [stdout]   42:     0x5c84ca66c8ba - std::panicking::catch_unwind::h0efbf72006b8e365
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:553:19
[INFO] [stdout]   43:     0x5c84ca66c8ba - std::panic::catch_unwind::h3b081041e6c97066
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x5c84ca66c8ba - std::thread::Builder::spawn_unchecked_::{{closure}}::ha751309815d5d8cf
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   45:     0x5c84ca66c8ba - core::ops::function::FnOnce::call_once{{vtable.shim}}::h2084b887a5fe25a7
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x5c84ca73f47f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h3adbd6ccf5f737af
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   47:     0x5c84ca73f47f - std::sys::thread::unix::Thread::new::thread_start::hb3dc6483caa1b987
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   48:     0x7178bfd8caa4 - <unknown>
[INFO] [stdout]   49:     0x7178bfe19a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- compose_with_master stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'compose_with_master' (166) panicked at tests/utils/mod.rs:16:31:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5c84ca76b7c2 - std::backtrace_rs::backtrace::libunwind::trace::ha50a1f28c7a10cf8
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5c84ca76b7c2 - std::backtrace_rs::backtrace::trace_unsynchronized::h34f8c4ec82a320bc
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5c84ca76b7c2 - std::sys::backtrace::_print_fmt::h2d23e84e13d343bc
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5c84ca76b7c2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hde21067283f7e82e
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5c84ca77d88f - core::fmt::rt::Argument::fmt::he65307037dca33c6
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5c84ca77d88f - core::fmt::write::h24186904251c31cb
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x5c84ca7379c3 - std::io::default_write_fmt::h4e8d11c5c4b9cafe
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5c84ca7379c3 - std::io::Write::write_fmt::ha849be0824d095ef
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5c84ca743f42 - std::sys::backtrace::BacktraceLock::print::he038489aba5894a6
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5c84ca748c2f - std::panicking::default_hook::{{closure}}::h80a26d916c49679b
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5c84ca748ac1 - std::panicking::default_hook::he2e9efee79b3dce9
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x5c84ca67bcbe - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h202f496763929329
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x5c84ca67bcbe - test::test_main_with_exit_callback::{{closure}}::h805a6913adddaea3
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5c84ca74923f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h2883c9d2dbd4e81c
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x5c84ca74923f - std::panicking::panic_with_hook::hf5648b7cec6bc73e
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x5c84ca74909a - std::panicking::panic_handler::{{closure}}::h1b2ed3864ba94359
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x5c84ca744089 - std::sys::backtrace::__rust_end_short_backtrace::hd0186b2b27f5aaa7
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x5c84ca72ae4d - __rustc[f7dae8b92efe1d7a]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x5c84ca786e40 - core::panicking::panic_fmt::hb5d6b83773432920
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5c84ca785ff6 - core::result::unwrap_failed::h427ee4a8bb06d8af
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/result.rs:1862:5
[INFO] [stdout]   20:     0x5c84ca654b4a - core::result::Result<T,E>::unwrap::h251ea5c3cf96c116
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x5c84ca654b4a - integration_tests::utils::ensure_playground::h8d5af20bf842b5dd
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/utils/mod.rs:16:31
[INFO] [stdout]   22:     0x5c84ca653da9 - integration_tests::compose_with_master::{{closure}}::h2b844f1238670fae
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_tests.rs:11:27
[INFO] [stdout]   23:     0x5c84ca65569e - core::ops::function::FnOnce::call_once::hac969ba9f77635ab
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5c84ca69e4f0 - serial_test::serial_file_lock::fs_serial_core::h8eaaf94de208307d
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serial_test-2.0.0/src/serial_file_lock.rs:7:5
[INFO] [stdout]   25:     0x5c84ca653d6a - integration_tests::compose_with_master::h39955b258738fef4
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_tests.rs:9:1
[INFO] [stdout]   26:     0x5c84ca654997 - integration_tests::compose_with_master::{{closure}}::h8f7a3afbab246f46
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_tests.rs:10:25
[INFO] [stdout]   27:     0x5c84ca6556d6 - core::ops::function::FnOnce::call_once::hbc2906cbebf716a9
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x5c84ca67bb2b - core::ops::function::FnOnce::call_once::h3a2d82edd1a9b770
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5c84ca67bb2b - test::__rust_begin_short_backtrace::h85d4fe5033219107
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:663:18
[INFO] [stdout]   30:     0x5c84ca68fb1d - test::run_test_in_process::{{closure}}::h67b48a81b9c9d7b6
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:686:74
[INFO] [stdout]   31:     0x5c84ca68fb1d - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h7680585480377cb5
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   32:     0x5c84ca68fb1d - std::panicking::catch_unwind::do_call::hf71351b2657d4002
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:590:40
[INFO] [stdout]   33:     0x5c84ca68fb1d - std::panicking::catch_unwind::h7fcb5c0312d9e172
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:553:19
[INFO] [stdout]   34:     0x5c84ca68fb1d - std::panic::catch_unwind::h5cf3c9bdee894ebe
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5c84ca68fb1d - test::run_test_in_process::h1469cb85193a3a25
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:686:27
[INFO] [stdout]   36:     0x5c84ca68fb1d - test::run_test::{{closure}}::h59d45b3cd6453d69
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:607:43
[INFO] [stdout]   37:     0x5c84ca669064 - test::run_test::{{closure}}::h9baa0c3d443f28c9
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:637:41
[INFO] [stdout]   38:     0x5c84ca669064 - std::sys::backtrace::__rust_begin_short_backtrace::h97ea8cee4828663e
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   39:     0x5c84ca66c8ba - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h5d7539d5f78cee61
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   40:     0x5c84ca66c8ba - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::he4c551e23c5e9b22
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   41:     0x5c84ca66c8ba - std::panicking::catch_unwind::do_call::h522b41a6c157aaba
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:590:40
[INFO] [stdout]   42:     0x5c84ca66c8ba - std::panicking::catch_unwind::h0efbf72006b8e365
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:553:19
[INFO] [stdout]   43:     0x5c84ca66c8ba - std::panic::catch_unwind::h3b081041e6c97066
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x5c84ca66c8ba - std::thread::Builder::spawn_unchecked_::{{closure}}::ha751309815d5d8cf
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   45:     0x5c84ca66c8ba - core::ops::function::FnOnce::call_once{{vtable.shim}}::h2084b887a5fe25a7
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x5c84ca73f47f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h3adbd6ccf5f737af
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   47:     0x5c84ca73f47f - std::sys::thread::unix::Thread::new::thread_start::hb3dc6483caa1b987
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   48:     0x7178bfd8caa4 - <unknown>
[INFO] [stdout]   49:     0x7178bfe19a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- compose_svg_in_html stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'compose_svg_in_html' (165) panicked at tests/utils/mod.rs:16:31:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5c84ca76b7c2 - std::backtrace_rs::backtrace::libunwind::trace::ha50a1f28c7a10cf8
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5c84ca76b7c2 - std::backtrace_rs::backtrace::trace_unsynchronized::h34f8c4ec82a320bc
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5c84ca76b7c2 - std::sys::backtrace::_print_fmt::h2d23e84e13d343bc
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5c84ca76b7c2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hde21067283f7e82e
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5c84ca77d88f - core::fmt::rt::Argument::fmt::he65307037dca33c6
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5c84ca77d88f - core::fmt::write::h24186904251c31cb
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x5c84ca7379c3 - std::io::default_write_fmt::h4e8d11c5c4b9cafe
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5c84ca7379c3 - std::io::Write::write_fmt::ha849be0824d095ef
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5c84ca743f42 - std::sys::backtrace::BacktraceLock::print::he038489aba5894a6
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5c84ca748c2f - std::panicking::default_hook::{{closure}}::h80a26d916c49679b
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5c84ca748ac1 - std::panicking::default_hook::he2e9efee79b3dce9
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x5c84ca67bcbe - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h202f496763929329
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x5c84ca67bcbe - test::test_main_with_exit_callback::{{closure}}::h805a6913adddaea3
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5c84ca74923f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h2883c9d2dbd4e81c
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x5c84ca74923f - std::panicking::panic_with_hook::hf5648b7cec6bc73e
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x5c84ca74909a - std::panicking::panic_handler::{{closure}}::h1b2ed3864ba94359
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x5c84ca744089 - std::sys::backtrace::__rust_end_short_backtrace::hd0186b2b27f5aaa7
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x5c84ca72ae4d - __rustc[f7dae8b92efe1d7a]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x5c84ca786e40 - core::panicking::panic_fmt::hb5d6b83773432920
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5c84ca785ff6 - core::result::unwrap_failed::h427ee4a8bb06d8af
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/result.rs:1862:5
[INFO] [stdout]   20:     0x5c84ca654b4a - core::result::Result<T,E>::unwrap::h251ea5c3cf96c116
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x5c84ca654b4a - integration_tests::utils::ensure_playground::h8d5af20bf842b5dd
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/utils/mod.rs:16:31
[INFO] [stdout]   22:     0x5c84ca653481 - integration_tests::compose_svg_in_html::{{closure}}::h2c8f15b2f2b177e3
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_tests.rs:105:27
[INFO] [stdout]   23:     0x5c84ca6555ee - core::ops::function::FnOnce::call_once::h84191994fa3bacac
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5c84ca69e4f0 - serial_test::serial_file_lock::fs_serial_core::h8eaaf94de208307d
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serial_test-2.0.0/src/serial_file_lock.rs:7:5
[INFO] [stdout]   25:     0x5c84ca65344a - integration_tests::compose_svg_in_html::h2d5dd67eb8efd5e2
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_tests.rs:103:1
[INFO] [stdout]   26:     0x5c84ca653d37 - integration_tests::compose_svg_in_html::{{closure}}::h8f0c36cc01b45600
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration_tests.rs:104:25
[INFO] [stdout]   27:     0x5c84ca655626 - core::ops::function::FnOnce::call_once::h9912c0eafb838939
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x5c84ca67bb2b - core::ops::function::FnOnce::call_once::h3a2d82edd1a9b770
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5c84ca67bb2b - test::__rust_begin_short_backtrace::h85d4fe5033219107
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:663:18
[INFO] [stdout]   30:     0x5c84ca68fb1d - test::run_test_in_process::{{closure}}::h67b48a81b9c9d7b6
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:686:74
[INFO] [stdout]   31:     0x5c84ca68fb1d - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h7680585480377cb5
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   32:     0x5c84ca68fb1d - std::panicking::catch_unwind::do_call::hf71351b2657d4002
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:590:40
[INFO] [stdout]   33:     0x5c84ca68fb1d - std::panicking::catch_unwind::h7fcb5c0312d9e172
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:553:19
[INFO] [stdout]   34:     0x5c84ca68fb1d - std::panic::catch_unwind::h5cf3c9bdee894ebe
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5c84ca68fb1d - test::run_test_in_process::h1469cb85193a3a25
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:686:27
[INFO] [stdout]   36:     0x5c84ca68fb1d - test::run_test::{{closure}}::h59d45b3cd6453d69
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:607:43
[INFO] [stdout]   37:     0x5c84ca669064 - test::run_test::{{closure}}::h9baa0c3d443f28c9
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:637:41
[INFO] [stdout]   38:     0x5c84ca669064 - std::sys::backtrace::__rust_begin_short_backtrace::h97ea8cee4828663e
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   39:     0x5c84ca66c8ba - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h5d7539d5f78cee61
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   40:     0x5c84ca66c8ba - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::he4c551e23c5e9b22
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   41:     0x5c84ca66c8ba - std::panicking::catch_unwind::do_call::h522b41a6c157aaba
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:590:40
[INFO] [stdout]   42:     0x5c84ca66c8ba - std::panicking::catch_unwind::h0efbf72006b8e365
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:553:19
[INFO] [stdout]   43:     0x5c84ca66c8ba - std::panic::catch_unwind::h3b081041e6c97066
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x5c84ca66c8ba - std::thread::Builder::spawn_unchecked_::{{closure}}::ha751309815d5d8cf
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   45:     0x5c84ca66c8ba - core::ops::function::FnOnce::call_once{{vtable.shim}}::h2084b887a5fe25a7
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x5c84ca73f47f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h3adbd6ccf5f737af
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   47:     0x5c84ca73f47f - std::sys::thread::unix::Thread::new::thread_start::hb3dc6483caa1b987
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   48:     0x7178bfd8caa4 - <unknown>
[INFO] [stdout]   49:     0x7178bfe19a64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     compose_svg_in_html
[INFO] [stdout]     compose_with_master
[INFO] [stdout]     laconic_errors
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ff01a1cf82df8b517a51fcc30bc872cc96737f18ed2c0020c07995518f314566", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff01a1cf82df8b517a51fcc30bc872cc96737f18ed2c0020c07995518f314566", kill_on_drop: false }`
[INFO] [stdout] ff01a1cf82df8b517a51fcc30bc872cc96737f18ed2c0020c07995518f314566
