[INFO] crate simple_excel_writer 0.1.5 is already in cache [INFO] extracting crate simple_excel_writer 0.1.5 into work/ex/beta-1.38-1/sources/1.37.0/reg/simple_excel_writer/0.1.5 [INFO] extracting crate simple_excel_writer 0.1.5 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/simple_excel_writer/0.1.5 [INFO] validating manifest of simple_excel_writer-0.1.5 on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of simple_excel_writer-0.1.5 on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing simple_excel_writer-0.1.5 [INFO] finished frobbing simple_excel_writer-0.1.5 [INFO] frobbed toml for simple_excel_writer-0.1.5 written to work/ex/beta-1.38-1/sources/1.37.0/reg/simple_excel_writer/0.1.5/Cargo.toml [INFO] started frobbing simple_excel_writer-0.1.5 [INFO] finished frobbing simple_excel_writer-0.1.5 [INFO] frobbed toml for simple_excel_writer-0.1.5 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/simple_excel_writer/0.1.5/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing simple_excel_writer-0.1.5 against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/simple_excel_writer/0.1.5:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"` [INFO] [stdout] bad1f2a077688d4492638d87ad7f98c9ee03923f0c89f81f98be5765ca26ac0d [INFO] running `"docker" "start" "-a" "bad1f2a077688d4492638d87ad7f98c9ee03923f0c89f81f98be5765ca26ac0d"` [INFO] [stderr] Compiling zip v0.4.2 [INFO] [stderr] Compiling simple_excel_writer v0.1.5 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/sheet.rs:130:38 [INFO] [stderr] | [INFO] [stderr] 130 | pub fn write(&self, writer: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/sheet.rs:146:61 [INFO] [stderr] | [INFO] [stderr] 146 | fn write_value(cv: &CellValue, ref_id: String, writer: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/sheet.rs:178:52 [INFO] [stderr] | [INFO] [stderr] 178 | fn write(&self, row_index: usize, writer: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/sheet.rs:229:39 [INFO] [stderr] | [INFO] [stderr] 229 | fn write_head(&self, writer: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/sheet.rs:253:45 [INFO] [stderr] | [INFO] [stderr] 253 | fn write_data_begin(&self, writer: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/sheet.rs:257:43 [INFO] [stderr] | [INFO] [stderr] 257 | fn write_data_end(&self, writer: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/sheet.rs:261:34 [INFO] [stderr] | [INFO] [stderr] 261 | fn close(&self, writer: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/workbook.rs:144:42 [INFO] [stderr] | [INFO] [stderr] 144 | fn create_content_types(writer: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/workbook.rs:166:33 [INFO] [stderr] | [INFO] [stderr] 166 | fn create_rels(writer: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/workbook.rs:177:32 [INFO] [stderr] | [INFO] [stderr] 177 | fn create_app(writer: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/workbook.rs:202:33 [INFO] [stderr] | [INFO] [stderr] 202 | fn create_core(writer: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/workbook.rs:211:35 [INFO] [stderr] | [INFO] [stderr] 211 | fn create_styles(writer: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/workbook.rs:258:48 [INFO] [stderr] | [INFO] [stderr] 258 | fn create_workbook(&mut self, writer: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/workbook.rs:280:47 [INFO] [stderr] | [INFO] [stderr] 280 | fn create_xl_rels(&mut self, writer: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/workbook.rs:297:37 [INFO] [stderr] | [INFO] [stderr] 297 | fn create_xl_theme(writer: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_ok` that must be used [INFO] [stderr] --> src/workbook.rs:31:9 [INFO] [stderr] | [INFO] [stderr] 31 | fs::remove_dir_all(&workbook.tmp_dir).is_ok(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_ok` that must be used [INFO] [stderr] --> src/workbook.rs:88:9 [INFO] [stderr] | [INFO] [stderr] 88 | fs::create_dir(root.as_path()).is_ok(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.03s [INFO] running `"docker" "inspect" "bad1f2a077688d4492638d87ad7f98c9ee03923f0c89f81f98be5765ca26ac0d"` [INFO] running `"docker" "rm" "-f" "bad1f2a077688d4492638d87ad7f98c9ee03923f0c89f81f98be5765ca26ac0d"` [INFO] [stdout] bad1f2a077688d4492638d87ad7f98c9ee03923f0c89f81f98be5765ca26ac0d [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/simple_excel_writer/0.1.5:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 668ca8ef1de130632dc8b52f5a0f86dc4b59c8238186f491181455603c3e9aa0 [INFO] running `"docker" "start" "-a" "668ca8ef1de130632dc8b52f5a0f86dc4b59c8238186f491181455603c3e9aa0"` [INFO] [stderr] Compiling simple_excel_writer v0.1.5 (/opt/crater/workdir) [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> examples/simple.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/sheet.rs:130:38 [INFO] [stderr] | [INFO] [stderr] 130 | pub fn write(&self, writer: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/sheet.rs:146:61 [INFO] [stderr] | [INFO] [stderr] 146 | fn write_value(cv: &CellValue, ref_id: String, writer: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/sheet.rs:178:52 [INFO] [stderr] | [INFO] [stderr] 178 | fn write(&self, row_index: usize, writer: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/sheet.rs:229:39 [INFO] [stderr] | [INFO] [stderr] 229 | fn write_head(&self, writer: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/sheet.rs:253:45 [INFO] [stderr] | [INFO] [stderr] 253 | fn write_data_begin(&self, writer: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/sheet.rs:257:43 [INFO] [stderr] | [INFO] [stderr] 257 | fn write_data_end(&self, writer: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/sheet.rs:261:34 [INFO] [stderr] | [INFO] [stderr] 261 | fn close(&self, writer: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/workbook.rs:144:42 [INFO] [stderr] | [INFO] [stderr] 144 | fn create_content_types(writer: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/workbook.rs:166:33 [INFO] [stderr] | [INFO] [stderr] 166 | fn create_rels(writer: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/workbook.rs:177:32 [INFO] [stderr] | [INFO] [stderr] 177 | fn create_app(writer: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/workbook.rs:202:33 [INFO] [stderr] | [INFO] [stderr] 202 | fn create_core(writer: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/workbook.rs:211:35 [INFO] [stderr] | [INFO] [stderr] 211 | fn create_styles(writer: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/workbook.rs:258:48 [INFO] [stderr] | [INFO] [stderr] 258 | fn create_workbook(&mut self, writer: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/workbook.rs:280:47 [INFO] [stderr] | [INFO] [stderr] 280 | fn create_xl_rels(&mut self, writer: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/workbook.rs:297:37 [INFO] [stderr] | [INFO] [stderr] 297 | fn create_xl_theme(writer: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_ok` that must be used [INFO] [stderr] --> src/workbook.rs:31:9 [INFO] [stderr] | [INFO] [stderr] 31 | fs::remove_dir_all(&workbook.tmp_dir).is_ok(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_ok` that must be used [INFO] [stderr] --> src/workbook.rs:88:9 [INFO] [stderr] | [INFO] [stderr] 88 | fs::create_dir(root.as_path()).is_ok(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.87s [INFO] running `"docker" "inspect" "668ca8ef1de130632dc8b52f5a0f86dc4b59c8238186f491181455603c3e9aa0"` [INFO] running `"docker" "rm" "-f" "668ca8ef1de130632dc8b52f5a0f86dc4b59c8238186f491181455603c3e9aa0"` [INFO] [stdout] 668ca8ef1de130632dc8b52f5a0f86dc4b59c8238186f491181455603c3e9aa0 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/simple_excel_writer/0.1.5:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"` [INFO] [stdout] 3f6fc236dad00b82e7bcccaf6a4dbdcfad8ecb0fcf68e837a8c556f0c427e891 [INFO] running `"docker" "start" "-a" "3f6fc236dad00b82e7bcccaf6a4dbdcfad8ecb0fcf68e837a8c556f0c427e891"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/crater/target/debug/deps/simple_excel_writer-34147aa4e1d5a780 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/integration_tests-2c43d00c31b74b69 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test creates_and_saves_an_excel_sheet ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- creates_and_saves_an_excel_sheet stdout ---- [INFO] [stdout] thread 'creates_and_saves_an_excel_sheet' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x562fac46658b - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x562fac46658b - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x562fac46658b - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x562fac46658b - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x562fac46658b - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x562fac4661fa - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x562fac466d00 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x562fac466882 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x562fac466766 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x562fac4803ed - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x562fac3f27e8 - core::result::unwrap_failed::h7c56b9606acff046 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x562fac3f39fd - core::result::Result::unwrap::h2e51831756c90045 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x562fac404694 - simple_excel_writer::workbook::Workbook::create::hbad7bee0bf4bdd47 [INFO] [stdout] at src/workbook.rs:32 [INFO] [stdout] 13: 0x562fac3b2f8f - integration_tests::creates_and_saves_an_excel_sheet::h58e40be50fc2142e [INFO] [stdout] at tests/integration_tests.rs:6 [INFO] [stdout] 14: 0x562fac3b2f5a - integration_tests::creates_and_saves_an_excel_sheet::{{closure}}::he18bbfdde4560d34 [INFO] [stdout] at tests/integration_tests.rs:5 [INFO] [stdout] 15: 0x562fac3b172e - core::ops::function::FnOnce::call_once::h20da9de496b1155b [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 16: 0x562fac3be1ef - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 17: 0x562fac4699ea - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 18: 0x562fac3d87e8 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x562fac3d87e8 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x562fac3d87e8 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 21: 0x562fac3b3665 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x562fac3b7725 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x562fac3b7725 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x562fac3b7725 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x562fac4699ea - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 26: 0x562fac3b7e22 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x562fac3b7e22 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x562fac3b7e22 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x562fac3b7e22 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 30: 0x562fac45b01f - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x562fac469140 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 32: 0x562fac469140 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x562fac469140 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7fd7127344a4 - start_thread [INFO] [stdout] 35: 0x7fd71225fd0f - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] creates_and_saves_an_excel_sheet [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--test integration_tests' [INFO] running `"docker" "inspect" "3f6fc236dad00b82e7bcccaf6a4dbdcfad8ecb0fcf68e837a8c556f0c427e891"` [INFO] running `"docker" "rm" "-f" "3f6fc236dad00b82e7bcccaf6a4dbdcfad8ecb0fcf68e837a8c556f0c427e891"` [INFO] [stdout] 3f6fc236dad00b82e7bcccaf6a4dbdcfad8ecb0fcf68e837a8c556f0c427e891