[INFO] fetching crate fixed_width 0.4.0... [INFO] testing fixed_width-0.4.0 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296 [INFO] extracting crate fixed_width 0.4.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate fixed_width 0.4.0 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate fixed_width 0.4.0 [INFO] finished tweaking crates.io crate fixed_width 0.4.0 [INFO] tweaked toml for crates.io crate fixed_width 0.4.0 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a207ab16463ca827ea445b06b548566f18992f4c21c635551a735b011ac42242 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "a207ab16463ca827ea445b06b548566f18992f4c21c635551a735b011ac42242", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a207ab16463ca827ea445b06b548566f18992f4c21c635551a735b011ac42242", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a207ab16463ca827ea445b06b548566f18992f4c21c635551a735b011ac42242", kill_on_drop: false }` [INFO] [stdout] a207ab16463ca827ea445b06b548566f18992f4c21c635551a735b011ac42242 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6f57faaf5641bca846112027824a6302e35c78dba3b5fac81b58eef4702cd34a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "6f57faaf5641bca846112027824a6302e35c78dba3b5fac81b58eef4702cd34a", kill_on_drop: false }` [INFO] [stderr] Compiling fixed_width v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.26s [INFO] running `Command { std: "docker" "inspect" "6f57faaf5641bca846112027824a6302e35c78dba3b5fac81b58eef4702cd34a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f57faaf5641bca846112027824a6302e35c78dba3b5fac81b58eef4702cd34a", kill_on_drop: false }` [INFO] [stdout] 6f57faaf5641bca846112027824a6302e35c78dba3b5fac81b58eef4702cd34a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 44e9ee706781cfb83d6986fe7ef38113b42bec47ddf2e4cd4d600d7a4b4d6b1a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "44e9ee706781cfb83d6986fe7ef38113b42bec47ddf2e4cd4d600d7a4b4d6b1a", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling serde_bytes v0.11.5 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling syn v1.0.52 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Compiling fixed_width v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 21.59s [INFO] running `Command { std: "docker" "inspect" "44e9ee706781cfb83d6986fe7ef38113b42bec47ddf2e4cd4d600d7a4b4d6b1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "44e9ee706781cfb83d6986fe7ef38113b42bec47ddf2e4cd4d600d7a4b4d6b1a", kill_on_drop: false }` [INFO] [stdout] 44e9ee706781cfb83d6986fe7ef38113b42bec47ddf2e4cd4d600d7a4b4d6b1a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] deb509bd91c46a84b34dd9568987e7b40bace85ecf250c5e5e093780c5e48833 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "deb509bd91c46a84b34dd9568987e7b40bace85ecf250c5e5e093780c5e48833", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stdout] running 57 tests [INFO] [stderr] Running /opt/rustwide/target/debug/deps/fixed_width-cb0a5db4344fd02a [INFO] [stdout] test de::test::bytes_de ... ok [INFO] [stdout] test de::test::byte_buf_de ... ok [INFO] [stdout] test de::test::bool_de ... ok [INFO] [stdout] test de::test::char_de ... ok [INFO] [stdout] test de::test::float_de ... ok [INFO] [stdout] test de::test::int_de ... ok [INFO] [stdout] test de::test::newtype_struct_de ... ok [INFO] [stdout] test de::test::hashmap_de ... ok [INFO] [stdout] test de::test::from_bytes_de ... ok [INFO] [stdout] test de::test::from_str_de ... ok [INFO] [stdout] test de::test::str_de ... ok [INFO] [stdout] test de::test::option_de ... ok [INFO] [stdout] test de::test::seq_de ... ok [INFO] [stdout] test de::test::string_de ... ok [INFO] [stdout] test de::test::tagged_enum_de ... ok [INFO] [stdout] test de::test::tuple_de ... ok [INFO] [stdout] test de::test::tuple_struct_de ... ok [INFO] [stdout] test de::test::test_does_not_panic_for_empty_char ... ok [INFO] [stdout] test de::test::test_from_str_with_fields ... ok [INFO] [stdout] test de::test::struct_de ... ok [INFO] [stdout] test de::test::test_does_not_panic_for_empty_bool ... ok [INFO] [stdout] test reader::test::test_read ... ok [INFO] [stdout] test ser::test::bytes_ser ... ok [INFO] [stdout] test reader::test::read_from_string_with_crlf ... ok [INFO] [stdout] test reader::test::read_from_string ... ok [INFO] [stdout] test reader::test::read_from_bytes ... ok [INFO] [stdout] test reader::test::read_next_record ... ok [INFO] [stdout] test reader::test::read_from_string_with_newlines ... ok [INFO] [stdout] test ser::test::bool_ser ... ok [INFO] [stdout] test de::test::untagged_enum_de ... ok [INFO] [stdout] test de::test::unit_struct_de ... ok [INFO] [stdout] test ser::test::int_ser ... ok [INFO] [stdout] test ser::test::float_ser ... ok [INFO] [stdout] test de::test::unit_de ... ok [INFO] [stdout] test reader::test::read_from_bytes_with_crlf ... ok [INFO] [stdout] test test::field_building ... ok [INFO] [stdout] test test::field_width ... ok [INFO] [stdout] test test::line_break_byte_width ... ok [INFO] [stdout] test writer::test::serialized_write ... ok [INFO] [stdout] test writer::test::test_write ... ok [INFO] [stdout] test writer::test::write_to_memory ... ok [INFO] [stdout] test writer::test::write_to_writer ... ok [INFO] [stdout] test ser::test::to_string_ser ... ok [INFO] [stdout] test ser::test::struct_ser ... ok [INFO] [stdout] test ser::test::to_bytes_ser ... ok [INFO] [stdout] test ser::test::str_ser ... ok [INFO] [stdout] test ser::test::unit_ser ... ok [INFO] [stdout] test ser::test::map_ser ... ok [INFO] [stdout] test ser::test::tuple_ser ... ok [INFO] [stdout] test ser::test::seq_ser ... ok [INFO] [stdout] test ser::test::newtype_struct_ser ... ok [INFO] [stderr] Running /opt/rustwide/target/debug/deps/integration_tests-44d1405a7303a6b0 [INFO] [stdout] test ser::test::none_ser ... ok [INFO] [stdout] test ser::test::tuple_struct_ser ... ok [INFO] [stdout] test ser::test::unit_struct_ser ... ok [INFO] [stdout] test ser::test::some_ser ... ok [INFO] [stdout] test ser::test::pad_right_justified ... ok [INFO] [stdout] test ser::test::pad_left_justified ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 57 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test read_from_file ... ok [INFO] [stdout] test read_from_file_with_newlines ... ok [INFO] [stdout] test write_to_file ... FAILED [INFO] [stdout] test write_to_file_with_newlines ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- write_to_file stdout ---- [INFO] [stdout] thread 'write_to_file' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', tests/integration_tests.rs:50:32 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55d6e2ff58f0 - std::backtrace_rs::backtrace::libunwind::trace::h95fc93571932622e [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x55d6e2ff58f0 - std::backtrace_rs::backtrace::trace_unsynchronized::h4d0b90afc33151fd [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55d6e2ff58f0 - std::sys_common::backtrace::_print_fmt::h93d302d001a3bf01 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x55d6e2ff58f0 - ::fmt::h7881e3a580134f9a [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x55d6e301970c - core::fmt::write::h1857a60b204f1b6a [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/fmt/mod.rs:1078:17 [INFO] [stdout] 5: 0x55d6e2ff1d92 - std::io::Write::write_fmt::hd17811b9a5dec54b [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/io/mod.rs:1519:15 [INFO] [stdout] 6: 0x55d6e2ff8125 - std::sys_common::backtrace::_print::h3e3f9fed81bc11e9 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x55d6e2ff8125 - std::sys_common::backtrace::print::hd22ac23fed5071c8 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x55d6e2ff8125 - std::panicking::default_hook::{{closure}}::h1647bdcf68060e17 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x55d6e2ff7cb2 - std::panicking::default_hook::hb08853b392b9404b [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:222:9 [INFO] [stdout] 10: 0x55d6e2ff88c1 - std::panicking::rust_panic_with_hook::h3624ee29da369ede [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:591:17 [INFO] [stdout] 11: 0x55d6e2ff8407 - std::panicking::begin_panic_handler::{{closure}}::hefcfcedcde6bb6d9 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:497:13 [INFO] [stdout] 12: 0x55d6e2ff5dac - std::sys_common::backtrace::__rust_end_short_backtrace::heb130cec93caa706 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x55d6e2ff8369 - rust_begin_unwind [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:493:5 [INFO] [stdout] 14: 0x55d6e3018091 - core::panicking::panic_fmt::hb15d6f55e8472f62 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x55d6e3017eb3 - core::option::expect_none_failed::he492a18657d97593 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/option.rs:1268:5 [INFO] [stdout] 16: 0x55d6e2f9590b - core::result::Result::unwrap::h24bafdf05e8535f5 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/result.rs:973:23 [INFO] [stdout] 17: 0x55d6e2f8e069 - integration_tests::write_to_file::hf5630bb45c8a5cfe [INFO] [stdout] at /opt/rustwide/workdir/tests/integration_tests.rs:50:13 [INFO] [stdout] 18: 0x55d6e2f8df0a - integration_tests::write_to_file::{{closure}}::hde6abff09e78c974 [INFO] [stdout] at /opt/rustwide/workdir/tests/integration_tests.rs:42:1 [INFO] [stdout] 19: 0x55d6e2f986be - core::ops::function::FnOnce::call_once::h2ad1931f9ca6e0be [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 20: 0x55d6e2fc1363 - core::ops::function::FnOnce::call_once::h72b3efc134abec04 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x55d6e2fc1363 - test::__rust_begin_short_backtrace::hf76173a3f44f554b [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/test/src/lib.rs:516:5 [INFO] [stdout] 22: 0x55d6e2fbfa58 - as core::ops::function::FnOnce>::call_once::h49f5b686efed1e06 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/alloc/src/boxed.rs:1318:9 [INFO] [stdout] 23: 0x55d6e2fbfa58 - as core::ops::function::FnOnce<()>>::call_once::h4879f836ca9aaead [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panic.rs:322:9 [INFO] [stdout] 24: 0x55d6e2fbfa58 - std::panicking::try::do_call::h9655796ce3021b6c [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:379:40 [INFO] [stdout] 25: 0x55d6e2fbfa58 - std::panicking::try::h346508ed448399f4 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:343:19 [INFO] [stdout] 26: 0x55d6e2fbfa58 - std::panic::catch_unwind::h00e84f4e9c3caaa0 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panic.rs:396:14 [INFO] [stdout] 27: 0x55d6e2fbfa58 - test::run_test_in_process::hc80321f825c30106 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/test/src/lib.rs:538:18 [INFO] [stdout] 28: 0x55d6e2fbfa58 - test::run_test::run_test_inner::{{closure}}::h89c217441620999f [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/test/src/lib.rs:449:39 [INFO] [stdout] 29: 0x55d6e2f9a046 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3852ec0877008db6 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 30: 0x55d6e2f9e80d - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h7c7dfff4b938ae67 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/thread/mod.rs:474:17 [INFO] [stdout] 31: 0x55d6e2f9e80d - as core::ops::function::FnOnce<()>>::call_once::h8db0dd15c072a403 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panic.rs:322:9 [INFO] [stdout] 32: 0x55d6e2f9e80d - std::panicking::try::do_call::haad8639857ae1187 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:379:40 [INFO] [stdout] 33: 0x55d6e2f9e80d - std::panicking::try::h61de115e9dce60f6 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:343:19 [INFO] [stdout] 34: 0x55d6e2f9e80d - std::panic::catch_unwind::h50601fd82666a838 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panic.rs:396:14 [INFO] [stdout] 35: 0x55d6e2f9e80d - std::thread::Builder::spawn_unchecked::{{closure}}::hac267391ef9d21bd [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/thread/mod.rs:473:30 [INFO] [stdout] 36: 0x55d6e2f9e80d - core::ops::function::FnOnce::call_once{{vtable.shim}}::heb15d2d9c42706b7 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 37: 0x55d6e2ffe02a - as core::ops::function::FnOnce>::call_once::h5446ed3fdb82006e [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/alloc/src/boxed.rs:1318:9 [INFO] [stdout] 38: 0x55d6e2ffe02a - as core::ops::function::FnOnce>::call_once::h62a21a889329a3f2 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/alloc/src/boxed.rs:1318:9 [INFO] [stdout] 39: 0x55d6e2ffe02a - std::sys::unix::thread::Thread::new::thread_start::h62402416daf174b6 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys/unix/thread.rs:71:17 [INFO] [stdout] 40: 0x7fc0dcccb609 - start_thread [INFO] [stdout] 41: 0x7fc0dca9d293 - clone [INFO] [stdout] 42: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- write_to_file_with_newlines stdout ---- [INFO] [stdout] thread 'write_to_file_with_newlines' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', tests/integration_tests.rs:72:32 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55d6e2ff58f0 - std::backtrace_rs::backtrace::libunwind::trace::h95fc93571932622e [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x55d6e2ff58f0 - std::backtrace_rs::backtrace::trace_unsynchronized::h4d0b90afc33151fd [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55d6e2ff58f0 - std::sys_common::backtrace::_print_fmt::h93d302d001a3bf01 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x55d6e2ff58f0 - ::fmt::h7881e3a580134f9a [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x55d6e301970c - core::fmt::write::h1857a60b204f1b6a [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/fmt/mod.rs:1078:17 [INFO] [stdout] 5: 0x55d6e2ff1d92 - std::io::Write::write_fmt::hd17811b9a5dec54b [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/io/mod.rs:1519:15 [INFO] [stdout] 6: 0x55d6e2ff8125 - std::sys_common::backtrace::_print::h3e3f9fed81bc11e9 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x55d6e2ff8125 - std::sys_common::backtrace::print::hd22ac23fed5071c8 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x55d6e2ff8125 - std::panicking::default_hook::{{closure}}::h1647bdcf68060e17 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x55d6e2ff7cb2 - std::panicking::default_hook::hb08853b392b9404b [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:222:9 [INFO] [stdout] 10: 0x55d6e2ff88c1 - std::panicking::rust_panic_with_hook::h3624ee29da369ede [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:591:17 [INFO] [stdout] 11: 0x55d6e2ff8407 - std::panicking::begin_panic_handler::{{closure}}::hefcfcedcde6bb6d9 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:497:13 [INFO] [stdout] 12: 0x55d6e2ff5dac - std::sys_common::backtrace::__rust_end_short_backtrace::heb130cec93caa706 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x55d6e2ff8369 - rust_begin_unwind [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:493:5 [INFO] [stdout] 14: 0x55d6e3018091 - core::panicking::panic_fmt::hb15d6f55e8472f62 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x55d6e3017eb3 - core::option::expect_none_failed::he492a18657d97593 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/option.rs:1268:5 [INFO] [stdout] 16: 0x55d6e2f9590b - core::result::Result::unwrap::h24bafdf05e8535f5 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/result.rs:973:23 [INFO] [stdout] 17: 0x55d6e2f8e639 - integration_tests::write_to_file_with_newlines::h5df246adced00b68 [INFO] [stdout] at /opt/rustwide/workdir/tests/integration_tests.rs:72:13 [INFO] [stdout] 18: 0x55d6e2f8e4da - integration_tests::write_to_file_with_newlines::{{closure}}::hf5d67f9008ad3725 [INFO] [stdout] at /opt/rustwide/workdir/tests/integration_tests.rs:64:1 [INFO] [stdout] 19: 0x55d6e2f9873e - core::ops::function::FnOnce::call_once::hac78093fa6dab344 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 20: 0x55d6e2fc1363 - core::ops::function::FnOnce::call_once::h72b3efc134abec04 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x55d6e2fc1363 - test::__rust_begin_short_backtrace::hf76173a3f44f554b [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/test/src/lib.rs:516:5 [INFO] [stdout] 22: 0x55d6e2fbfa58 - as core::ops::function::FnOnce>::call_once::h49f5b686efed1e06 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/alloc/src/boxed.rs:1318:9 [INFO] [stdout] 23: 0x55d6e2fbfa58 - as core::ops::function::FnOnce<()>>::call_once::h4879f836ca9aaead [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panic.rs:322:9 [INFO] [stdout] 24: 0x55d6e2fbfa58 - std::panicking::try::do_call::h9655796ce3021b6c [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:379:40 [INFO] [stdout] 25: 0x55d6e2fbfa58 - std::panicking::try::h346508ed448399f4 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:343:19 [INFO] [stdout] 26: 0x55d6e2fbfa58 - std::panic::catch_unwind::h00e84f4e9c3caaa0 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panic.rs:396:14 [INFO] [stdout] 27: 0x55d6e2fbfa58 - test::run_test_in_process::hc80321f825c30106 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/test/src/lib.rs:538:18 [INFO] [stdout] 28: 0x55d6e2fbfa58 - test::run_test::run_test_inner::{{closure}}::h89c217441620999f [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/test/src/lib.rs:449:39 [INFO] [stdout] 29: 0x55d6e2f9a046 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3852ec0877008db6 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 30: 0x55d6e2f9e80d - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h7c7dfff4b938ae67 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/thread/mod.rs:474:17 [INFO] [stdout] 31: 0x55d6e2f9e80d - as core::ops::function::FnOnce<()>>::call_once::h8db0dd15c072a403 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panic.rs:322:9 [INFO] [stdout] 32: 0x55d6e2f9e80d - std::panicking::try::do_call::haad8639857ae1187 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:379:40 [INFO] [stdout] 33: 0x55d6e2f9e80d - std::panicking::try::h61de115e9dce60f6 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:343:19 [INFO] [stdout] 34: 0x55d6e2f9e80d - std::panic::catch_unwind::h50601fd82666a838 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panic.rs:396:14 [INFO] [stdout] 35: 0x55d6e2f9e80d - std::thread::Builder::spawn_unchecked::{{closure}}::hac267391ef9d21bd [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/thread/mod.rs:473:30 [INFO] [stdout] 36: 0x55d6e2f9e80d - core::ops::function::FnOnce::call_once{{vtable.shim}}::heb15d2d9c42706b7 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 37: 0x55d6e2ffe02a - as core::ops::function::FnOnce>::call_once::h5446ed3fdb82006e [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/alloc/src/boxed.rs:1318:9 [INFO] [stdout] 38: 0x55d6e2ffe02a - as core::ops::function::FnOnce>::call_once::h62a21a889329a3f2 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/alloc/src/boxed.rs:1318:9 [INFO] [stdout] 39: 0x55d6e2ffe02a - std::sys::unix::thread::Thread::new::thread_start::h62402416daf174b6 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys/unix/thread.rs:71:17 [INFO] [stdout] 40: 0x7fc0dcccb609 - start_thread [INFO] [stdout] 41: 0x7fc0dca9d293 - clone [INFO] [stdout] 42: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] write_to_file [INFO] [stdout] write_to_file_with_newlines [INFO] [stdout] [INFO] [stdout] test result: FAILED. 2 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--test integration_tests' [INFO] running `Command { std: "docker" "inspect" "deb509bd91c46a84b34dd9568987e7b40bace85ecf250c5e5e093780c5e48833", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "deb509bd91c46a84b34dd9568987e7b40bace85ecf250c5e5e093780c5e48833", kill_on_drop: false }` [INFO] [stdout] deb509bd91c46a84b34dd9568987e7b40bace85ecf250c5e5e093780c5e48833