[INFO] crate lettre 0.9.2 is already in cache [INFO] extracting crate lettre 0.9.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/lettre/0.9.2 [INFO] extracting crate lettre 0.9.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/lettre/0.9.2 [INFO] validating manifest of lettre-0.9.2 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 lettre-0.9.2 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 lettre-0.9.2 [INFO] removed 2 missing examples [INFO] finished frobbing lettre-0.9.2 [INFO] frobbed toml for lettre-0.9.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/lettre/0.9.2/Cargo.toml [INFO] started frobbing lettre-0.9.2 [INFO] removed 2 missing examples [INFO] finished frobbing lettre-0.9.2 [INFO] frobbed toml for lettre-0.9.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/lettre/0.9.2/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 lettre-0.9.2 against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/lettre/0.9.2:/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" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] 96dc3b9b383f8377ee01cced35b19172dd3422f69cae5f3c2b2af61b2e2612a1 [INFO] running `"docker" "start" "-a" "96dc3b9b383f8377ee01cced35b19172dd3422f69cae5f3c2b2af61b2e2612a1"` [INFO] [stderr] warning: An explicit [[example]] section is specified in Cargo.toml which currently [INFO] [stderr] disables Cargo from automatically inferring other example targets. [INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following [INFO] [stderr] files will be included as a example target: [INFO] [stderr] [INFO] [stderr] * /opt/crater/workdir/examples/smtp_gmail.rs [INFO] [stderr] * /opt/crater/workdir/examples/smtp.rs [INFO] [stderr] [INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be [INFO] [stderr] ready to be compiled as a example target today. You can future-proof yourself [INFO] [stderr] and disable this warning by adding `autoexamples = false` to your [package] [INFO] [stderr] section. You may also move the files to a location where Cargo would not [INFO] [stderr] automatically infer them to be a target, such as in subfolders. [INFO] [stderr] [INFO] [stderr] For more information on this warning you can consult [INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330 [INFO] [stderr] Compiling ascii_utils v0.9.3 [INFO] [stderr] Compiling fast_chemail v0.9.6 [INFO] [stderr] Compiling lettre v0.9.2 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/file/error.rs:37:32 [INFO] [stderr] | [INFO] [stderr] 37 | fn cause(&self) -> Option<&StdError> { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn StdError` [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/sendmail/error.rs:33:32 [INFO] [stderr] | [INFO] [stderr] 33 | fn cause(&self) -> Option<&StdError> { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn StdError` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/smtp/client/mod.rs:196:44 [INFO] [stderr] | [INFO] [stderr] 196 | pub fn message(&mut self, message: Box) -> SmtpResult { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/smtp/error.rs:74:32 [INFO] [stderr] | [INFO] [stderr] 74 | fn cause(&self) -> Option<&StdError> { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn StdError` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:146:16 [INFO] [stderr] | [INFO] [stderr] 146 | Reader(Box), [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Read + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:178:22 [INFO] [stderr] | [INFO] [stderr] 178 | message: Box, [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Read + Send` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.38s [INFO] running `"docker" "inspect" "96dc3b9b383f8377ee01cced35b19172dd3422f69cae5f3c2b2af61b2e2612a1"` [INFO] running `"docker" "rm" "-f" "96dc3b9b383f8377ee01cced35b19172dd3422f69cae5f3c2b2af61b2e2612a1"` [INFO] [stdout] 96dc3b9b383f8377ee01cced35b19172dd3422f69cae5f3c2b2af61b2e2612a1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/lettre/0.9.2:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] 1cfa7859c14c19c54d08eb58eb6839fbab3b14511abd4165069fb8d663fea516 [INFO] running `"docker" "start" "-a" "1cfa7859c14c19c54d08eb58eb6839fbab3b14511abd4165069fb8d663fea516"` [INFO] [stderr] warning: An explicit [[example]] section is specified in Cargo.toml which currently [INFO] [stderr] disables Cargo from automatically inferring other example targets. [INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following [INFO] [stderr] files will be included as a example target: [INFO] [stderr] [INFO] [stderr] * /opt/crater/workdir/examples/smtp_gmail.rs [INFO] [stderr] * /opt/crater/workdir/examples/smtp.rs [INFO] [stderr] [INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be [INFO] [stderr] ready to be compiled as a example target today. You can future-proof yourself [INFO] [stderr] and disable this warning by adding `autoexamples = false` to your [package] [INFO] [stderr] section. You may also move the files to a location where Cargo would not [INFO] [stderr] automatically infer them to be a target, such as in subfolders. [INFO] [stderr] [INFO] [stderr] For more information on this warning you can consult [INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330 [INFO] [stderr] Compiling lettre v0.9.2 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/file/error.rs:37:32 [INFO] [stderr] | [INFO] [stderr] 37 | fn cause(&self) -> Option<&StdError> { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn StdError` [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/sendmail/error.rs:33:32 [INFO] [stderr] | [INFO] [stderr] 33 | fn cause(&self) -> Option<&StdError> { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn StdError` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/smtp/client/mod.rs:196:44 [INFO] [stderr] | [INFO] [stderr] 196 | pub fn message(&mut self, message: Box) -> SmtpResult { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/smtp/error.rs:74:32 [INFO] [stderr] | [INFO] [stderr] 74 | fn cause(&self) -> Option<&StdError> { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn StdError` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:146:16 [INFO] [stderr] | [INFO] [stderr] 146 | Reader(Box), [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Read + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:178:22 [INFO] [stderr] | [INFO] [stderr] 178 | message: Box, [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Read + Send` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.02s [INFO] running `"docker" "inspect" "1cfa7859c14c19c54d08eb58eb6839fbab3b14511abd4165069fb8d663fea516"` [INFO] running `"docker" "rm" "-f" "1cfa7859c14c19c54d08eb58eb6839fbab3b14511abd4165069fb8d663fea516"` [INFO] [stdout] 1cfa7859c14c19c54d08eb58eb6839fbab3b14511abd4165069fb8d663fea516 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/lettre/0.9.2:/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" "+beta-2019-08-13" "test" "--frozen"` [INFO] [stdout] a9c392904145f98c43ab8b86e9448448df8d6f0e66697398e8a56dba2616bdea [INFO] running `"docker" "start" "-a" "a9c392904145f98c43ab8b86e9448448df8d6f0e66697398e8a56dba2616bdea"` [INFO] [stderr] warning: An explicit [[example]] section is specified in Cargo.toml which currently [INFO] [stderr] disables Cargo from automatically inferring other example targets. [INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following [INFO] [stderr] files will be included as a example target: [INFO] [stderr] [INFO] [stderr] * /opt/crater/workdir/examples/smtp_gmail.rs [INFO] [stderr] * /opt/crater/workdir/examples/smtp.rs [INFO] [stderr] [INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be [INFO] [stderr] ready to be compiled as a example target today. You can future-proof yourself [INFO] [stderr] and disable this warning by adding `autoexamples = false` to your [package] [INFO] [stderr] section. You may also move the files to a location where Cargo would not [INFO] [stderr] automatically infer them to be a target, such as in subfolders. [INFO] [stderr] [INFO] [stderr] For more information on this warning you can consult [INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330 [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running /opt/crater/target/debug/deps/lettre-dedf41246f1a71b8 [INFO] [stdout] [INFO] [stdout] running 24 tests [INFO] [stdout] test smtp::authentication::test::test_login ... ok [INFO] [stdout] test smtp::authentication::test::test_plain ... ok [INFO] [stdout] test smtp::client::test::test_escape_crlf ... ok [INFO] [stdout] test smtp::client::mock::test::write_take_test ... ok [INFO] [stdout] test smtp::commands::test::test_display ... ok [INFO] [stdout] test smtp::extension::test::test_clientid_fmt ... ok [INFO] [stdout] test smtp::client::mock::test::swap_test ... ok [INFO] [stdout] test smtp::client::mock::test::read_with_vec_test ... ok [INFO] [stdout] test smtp::client::mock::test::clone_test ... ok [INFO] [stdout] test smtp::client::test::test_codec ... ok [INFO] [stdout] test smtp::authentication::test::test_xoauth2 ... ok [INFO] [stdout] test smtp::response::test::test_code_display ... ok [INFO] [stdout] test smtp::extension::test::test_serverinfo_fmt ... ok [INFO] [stdout] test smtp::response::test::test_category_fmt ... ok [INFO] [stdout] test smtp::extension::test::test_extension_fmt ... ok [INFO] [stdout] test smtp::response::test::test_code_new ... ok [INFO] [stdout] test smtp::response::test::test_response_first_line ... ok [INFO] [stdout] test smtp::response::test::test_response_first_word ... ok [INFO] [stdout] test smtp::extension::test::test_serverinfo ... ok [INFO] [stdout] test smtp::response::test::test_response_is_positive ... ok [INFO] [stdout] test smtp::response::test::test_severity_fmt ... ok [INFO] [stdout] test smtp::util::tests::test ... ok [INFO] [stdout] test smtp::response::test::test_response_has_code ... ok [INFO] [stdout] test smtp::response::test::test_response_from_str ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/r2d2_smtp-44a19ea7251d74cb [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/skeptic-05c57d040f405352 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test book_test ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- book_test stdout ---- [INFO] [stdout] thread 'book_test' panicked at 'called `Option::unwrap()` on a `None` value', src/libcore/option.rs:378:21 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x557d54ed259b - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x557d54ed259b - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x557d54ed259b - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x557d54ed259b - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x557d54ed259b - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x557d54ed220c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x557d54ed2d0d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x557d54ed2892 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x557d54ed2776 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x557d54eed4dd - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x557d54eed41c - core::panicking::panic::h411fb8ce50d26c19 [INFO] [stdout] at src/libcore/panicking.rs:49 [INFO] [stdout] 11: 0x557d54ea53b0 - core::option::Option::unwrap::hfbf5528377bc0aa0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/macros.rs:12 [INFO] [stdout] 12: 0x557d54e5694c - skeptic::book_test::h42b742dbc340033b [INFO] [stdout] at tests/skeptic.rs:29 [INFO] [stdout] 13: 0x557d54e567ca - skeptic::book_test::{{closure}}::hcea3aa35f8a2fc50 [INFO] [stdout] at tests/skeptic.rs:26 [INFO] [stdout] 14: 0x557d54e515de - core::ops::function::FnOnce::call_once::h037e6ef1986bb1ed [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 15: 0x557d54e6362f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 16: 0x557d54ed9fba - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 17: 0x557d54e7dc1e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x557d54e7dc1e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x557d54e7dc1e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 20: 0x557d54e59055 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x557d54e5d265 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x557d54e5d265 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x557d54e5d265 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x557d54ed9fba - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 25: 0x557d54e5d862 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x557d54e5d862 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x557d54e5d862 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x557d54e5d862 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 29: 0x557d54ec6eff - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 30: 0x557d54ed96f0 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x557d54ed96f0 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x557d54ed96f0 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7fb08f0894a4 - start_thread [INFO] [stdout] 34: 0x7fb08ebb4d0f - __clone [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] book_test [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 skeptic' [INFO] running `"docker" "inspect" "a9c392904145f98c43ab8b86e9448448df8d6f0e66697398e8a56dba2616bdea"` [INFO] running `"docker" "rm" "-f" "a9c392904145f98c43ab8b86e9448448df8d6f0e66697398e8a56dba2616bdea"` [INFO] [stdout] a9c392904145f98c43ab8b86e9448448df8d6f0e66697398e8a56dba2616bdea