[INFO] fetching crate quizzer 1.1.2... [INFO] testing quizzer-1.1.2 against 1.90.0 for beta-1.91-3 [INFO] extracting crate quizzer 1.1.2 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate quizzer 1.1.2 [INFO] finished tweaking crates.io crate quizzer 1.1.2 [INFO] tweaked toml for crates.io crate quizzer 1.1.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate quizzer 1.1.2 on toolchain 1.90.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 13 packages to latest compatible versions [INFO] [stderr] Adding bincode v1.3.3 (available: v2.0.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a83b374e04e0fb862fa7ff3a9f1e69eba4109156d380159ae1817f7b4b581c39 [INFO] running `Command { std: "docker" "start" "-a" "a83b374e04e0fb862fa7ff3a9f1e69eba4109156d380159ae1817f7b4b581c39", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a83b374e04e0fb862fa7ff3a9f1e69eba4109156d380159ae1817f7b4b581c39", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a83b374e04e0fb862fa7ff3a9f1e69eba4109156d380159ae1817f7b4b581c39", kill_on_drop: false }` [INFO] [stdout] a83b374e04e0fb862fa7ff3a9f1e69eba4109156d380159ae1817f7b4b581c39 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9889fb016fcc7f51862732730a657f8641caefa5960fac8d0fabb3a094e72629 [INFO] running `Command { std: "docker" "start" "-a" "9889fb016fcc7f51862732730a657f8641caefa5960fac8d0fabb3a094e72629", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling quote v1.0.41 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling bincode v1.3.3 [INFO] [stderr] Compiling quizzer v1.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/quiz.rs:154:31 [INFO] [stdout] | [INFO] [stdout] 154 | pub struct InvalidNumberError(u8); [INFO] [stdout] | ------------------ ^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `InvalidNumberError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.60s [INFO] running `Command { std: "docker" "inspect" "9889fb016fcc7f51862732730a657f8641caefa5960fac8d0fabb3a094e72629", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9889fb016fcc7f51862732730a657f8641caefa5960fac8d0fabb3a094e72629", kill_on_drop: false }` [INFO] [stdout] 9889fb016fcc7f51862732730a657f8641caefa5960fac8d0fabb3a094e72629 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dd2b01bba479b6037f28dc0d1d994e542f688b722fdee40a7e95379e0fc11a02 [INFO] running `Command { std: "docker" "start" "-a" "dd2b01bba479b6037f28dc0d1d994e542f688b722fdee40a7e95379e0fc11a02", kill_on_drop: false }` [INFO] [stderr] Compiling quizzer v1.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/quiz.rs:154:31 [INFO] [stdout] | [INFO] [stdout] 154 | pub struct InvalidNumberError(u8); [INFO] [stdout] | ------------------ ^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `InvalidNumberError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/quiz.rs:154:31 [INFO] [stdout] | [INFO] [stdout] 154 | pub struct InvalidNumberError(u8); [INFO] [stdout] | ------------------ ^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `InvalidNumberError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.79s [INFO] running `Command { std: "docker" "inspect" "dd2b01bba479b6037f28dc0d1d994e542f688b722fdee40a7e95379e0fc11a02", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dd2b01bba479b6037f28dc0d1d994e542f688b722fdee40a7e95379e0fc11a02", kill_on_drop: false }` [INFO] [stdout] dd2b01bba479b6037f28dc0d1d994e542f688b722fdee40a7e95379e0fc11a02 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b69b566dfdbce5dff4fc465a373688bac275606597a17b986e2a9117cba6f24e [INFO] running `Command { std: "docker" "start" "-a" "b69b566dfdbce5dff4fc465a373688bac275606597a17b986e2a9117cba6f24e", kill_on_drop: false }` [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/quiz.rs:154:31 [INFO] [stderr] | [INFO] [stderr] 154 | pub struct InvalidNumberError(u8); [INFO] [stderr] | ------------------ ^^ [INFO] [stderr] | | [INFO] [stderr] | field in this struct [INFO] [stderr] | [INFO] [stderr] = help: consider removing this field [INFO] [stderr] = note: `InvalidNumberError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `quizzer` (lib) generated 1 warning [INFO] [stderr] warning: `quizzer` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/quizzer-cdeefdc66fda2484) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test test::serializes ... FAILED [INFO] [stdout] test test::deserializes ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- test::serializes stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'test::serializes' panicked at src/lib.rs:34:9: [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] [stdout] assertion failed: file.is_ok() [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x610bf0789022 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x610bf0789022 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x610bf0789022 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x610bf0789022 - ::fmt::hdcfcb6d4c8489523 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x610bf07ae2c3 - core::fmt::rt::Argument::fmt::h2c56b3114963061a [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x610bf07ae2c3 - core::fmt::write::h8a494366950f23bb [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x610bf0785fa3 - std::io::default_write_fmt::h7b8824096454f323 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x610bf0785fa3 - std::io::Write::write_fmt::h4e71294925c334d0 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x610bf0788e72 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x610bf078a599 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27 [INFO] [stdout] 10: 0x610bf078a3ce - std::panicking::default_hook::h2c66fc99e962531d [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:324:9 [INFO] [stdout] 11: 0x610bf074c254 - as core::ops::function::Fn>::call::hb6bd65493727d71a [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9 [INFO] [stdout] 12: 0x610bf074c254 - test::test_main_with_exit_callback::{{closure}}::h60217ec76a0ece4a [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x610bf078af6e - as core::ops::function::Fn>::call::h318e4efb8c1a5689 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9 [INFO] [stdout] 14: 0x610bf078af6e - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:841:13 [INFO] [stdout] 15: 0x610bf078ad06 - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:699:13 [INFO] [stdout] 16: 0x610bf0789519 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 17: 0x610bf078a9cd - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5 [INFO] [stdout] 18: 0x610bf07acd40 - core::panicking::panic_fmt::h62f63d096dd276af [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14 [INFO] [stdout] 19: 0x610bf07acdcc - core::panicking::panic::h89a5f2df32b0508a [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:145:5 [INFO] [stdout] 20: 0x610bf0710ae5 - quizzer::test::serializes::h35efd7403aa9bd11 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:34:9 [INFO] [stdout] 21: 0x610bf07105a7 - quizzer::test::serializes::{{closure}}::h8eaa00fd6362d72a [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:16:20 [INFO] [stdout] 22: 0x610bf070dab6 - core::ops::function::FnOnce::call_once::hd947004679d090d4 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 23: 0x610bf0751abb - core::ops::function::FnOnce::call_once::h1f9474f1347fff52 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 24: 0x610bf0751abb - test::__rust_begin_short_backtrace::ha52ab26e77157f03 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:648:18 [INFO] [stdout] 25: 0x610bf0750bf5 - test::run_test_in_process::{{closure}}::h229c1a11a50b261f [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:74 [INFO] [stdout] 26: 0x610bf0750bf5 - as core::ops::function::FnOnce<()>>::call_once::h78821afbf97b39a9 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 27: 0x610bf0750bf5 - std::panicking::catch_unwind::do_call::h53abf3ed5bd32ba3 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40 [INFO] [stdout] 28: 0x610bf0750bf5 - std::panicking::catch_unwind::h6deb5fe1e91873c9 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19 [INFO] [stdout] 29: 0x610bf0750bf5 - std::panic::catch_unwind::hea0829b6b565654b [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14 [INFO] [stdout] 30: 0x610bf0750bf5 - test::run_test_in_process::hdc44dfecea3db21b [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:27 [INFO] [stdout] 31: 0x610bf0750bf5 - test::run_test::{{closure}}::h0364ba59bf23f652 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:592:43 [INFO] [stdout] 32: 0x610bf07147f4 - test::run_test::{{closure}}::h32730b304eec05da [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:622:41 [INFO] [stdout] 33: 0x610bf07147f4 - std::sys::backtrace::__rust_begin_short_backtrace::h177cb952fc54ad2c [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18 [INFO] [stdout] 34: 0x610bf07181ca - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h119d903520007597 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:559:17 [INFO] [stdout] 35: 0x610bf07181ca - as core::ops::function::FnOnce<()>>::call_once::hab88401d606702a6 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 36: 0x610bf07181ca - std::panicking::catch_unwind::do_call::h163fe12cca9901c2 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40 [INFO] [stdout] 37: 0x610bf07181ca - std::panicking::catch_unwind::he81557d0e17cc1bc [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19 [INFO] [stdout] 38: 0x610bf07181ca - std::panic::catch_unwind::hc2b8e79c20593955 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14 [INFO] [stdout] 39: 0x610bf07181ca - std::thread::Builder::spawn_unchecked_::{{closure}}::hfa6b4978e07815cc [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:557:30 [INFO] [stdout] 40: 0x610bf07181ca - core::ops::function::FnOnce::call_once{{vtable.shim}}::hddcd7484a13fd793 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 41: 0x610bf078deef - as core::ops::function::FnOnce>::call_once::h5924238c754de3b8 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1971:9 [INFO] [stdout] 42: 0x610bf078deef - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/pal/unix/thread.rs:107:17 [INFO] [stdout] 43: 0x741e2dfecaa4 - [INFO] [stdout] 44: 0x741e2e079a34 - clone [INFO] [stdout] 45: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- test::deserializes stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'test::deserializes' panicked at src/lib.rs:62:9: [INFO] [stdout] assertion failed: file.is_ok() [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x610bf0789022 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x610bf0789022 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x610bf0789022 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x610bf0789022 - ::fmt::hdcfcb6d4c8489523 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x610bf07ae2c3 - core::fmt::rt::Argument::fmt::h2c56b3114963061a [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x610bf07ae2c3 - core::fmt::write::h8a494366950f23bb [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x610bf0785fa3 - std::io::default_write_fmt::h7b8824096454f323 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x610bf0785fa3 - std::io::Write::write_fmt::h4e71294925c334d0 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x610bf0788e72 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x610bf078a599 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27 [INFO] [stdout] 10: 0x610bf078a3ce - std::panicking::default_hook::h2c66fc99e962531d [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:324:9 [INFO] [stdout] 11: 0x610bf074c254 - as core::ops::function::Fn>::call::hb6bd65493727d71a [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9 [INFO] [stdout] 12: 0x610bf074c254 - test::test_main_with_exit_callback::{{closure}}::h60217ec76a0ece4a [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x610bf078af6e - as core::ops::function::Fn>::call::h318e4efb8c1a5689 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9 [INFO] [stdout] 14: 0x610bf078af6e - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:841:13 [INFO] [stdout] 15: 0x610bf078ad06 - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:699:13 [INFO] [stdout] 16: 0x610bf0789519 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 17: 0x610bf078a9cd - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5 [INFO] [stdout] 18: 0x610bf07acd40 - core::panicking::panic_fmt::h62f63d096dd276af [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14 [INFO] [stdout] 19: 0x610bf07acdcc - core::panicking::panic::h89a5f2df32b0508a [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:145:5 [INFO] [stdout] 20: 0x610bf07112a7 - quizzer::test::deserializes::h5611a58e29a5d221 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:62:9 [INFO] [stdout] 21: 0x610bf0710d77 - quizzer::test::deserializes::{{closure}}::hab15dab1dc176b21 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:44:22 [INFO] [stdout] 22: 0x610bf070da56 - core::ops::function::FnOnce::call_once::h61e9ee99a982eec9 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 23: 0x610bf0751abb - core::ops::function::FnOnce::call_once::h1f9474f1347fff52 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 24: 0x610bf0751abb - test::__rust_begin_short_backtrace::ha52ab26e77157f03 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:648:18 [INFO] [stdout] 25: 0x610bf0750bf5 - test::run_test_in_process::{{closure}}::h229c1a11a50b261f [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:74 [INFO] [stdout] 26: 0x610bf0750bf5 - as core::ops::function::FnOnce<()>>::call_once::h78821afbf97b39a9 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 27: 0x610bf0750bf5 - std::panicking::catch_unwind::do_call::h53abf3ed5bd32ba3 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40 [INFO] [stdout] 28: 0x610bf0750bf5 - std::panicking::catch_unwind::h6deb5fe1e91873c9 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19 [INFO] [stdout] 29: 0x610bf0750bf5 - std::panic::catch_unwind::hea0829b6b565654b [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14 [INFO] [stdout] 30: 0x610bf0750bf5 - test::run_test_in_process::hdc44dfecea3db21b [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:27 [INFO] [stdout] 31: 0x610bf0750bf5 - test::run_test::{{closure}}::h0364ba59bf23f652 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:592:43 [INFO] [stdout] 32: 0x610bf07147f4 - test::run_test::{{closure}}::h32730b304eec05da [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:622:41 [INFO] [stdout] 33: 0x610bf07147f4 - std::sys::backtrace::__rust_begin_short_backtrace::h177cb952fc54ad2c [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18 [INFO] [stdout] 34: 0x610bf07181ca - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h119d903520007597 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:559:17 [INFO] [stdout] 35: 0x610bf07181ca - as core::ops::function::FnOnce<()>>::call_once::hab88401d606702a6 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 36: 0x610bf07181ca - std::panicking::catch_unwind::do_call::h163fe12cca9901c2 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40 [INFO] [stdout] 37: 0x610bf07181ca - std::panicking::catch_unwind::he81557d0e17cc1bc [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19 [INFO] [stdout] 38: 0x610bf07181ca - std::panic::catch_unwind::hc2b8e79c20593955 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14 [INFO] [stdout] 39: 0x610bf07181ca - std::thread::Builder::spawn_unchecked_::{{closure}}::hfa6b4978e07815cc [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:557:30 [INFO] [stdout] 40: 0x610bf07181ca - core::ops::function::FnOnce::call_once{{vtable.shim}}::hddcd7484a13fd793 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 41: 0x610bf078deef - as core::ops::function::FnOnce>::call_once::h5924238c754de3b8 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1971:9 [INFO] [stdout] 42: 0x610bf078deef - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/pal/unix/thread.rs:107:17 [INFO] [stdout] 43: 0x741e2dfecaa4 - [INFO] [stdout] 44: 0x741e2e079a34 - clone [INFO] [stdout] 45: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] test::deserializes [INFO] [stdout] test::serializes [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b69b566dfdbce5dff4fc465a373688bac275606597a17b986e2a9117cba6f24e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b69b566dfdbce5dff4fc465a373688bac275606597a17b986e2a9117cba6f24e", kill_on_drop: false }` [INFO] [stdout] b69b566dfdbce5dff4fc465a373688bac275606597a17b986e2a9117cba6f24e