[INFO] updating cached repository https://github.com/GrossBetruger/ArithMaster [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 30a9b9069a41463ce99179d73f939d44137770fd [INFO] testing GrossBetruger/ArithMaster against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGrossBetruger%2FArithMaster" "/workspace/builds/worker-6/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/GrossBetruger/ArithMaster on toolchain 28742a1146f10a4f09369baad027a464acb7a766 [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/GrossBetruger/ArithMaster [INFO] finished tweaking git repo https://github.com/GrossBetruger/ArithMaster [INFO] tweaked toml for git repo https://github.com/GrossBetruger/ArithMaster written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/GrossBetruger/ArithMaster already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 6b49b9ede5c188096b433dfc82f56217344d7910b11c0a22d0de17723dca4e4b [INFO] running `"docker" "start" "-a" "6b49b9ede5c188096b433dfc82f56217344d7910b11c0a22d0de17723dca4e4b"` [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Compiling lazy_static v1.2.0 [INFO] [stderr] Compiling termcolor v1.0.4 [INFO] [stderr] Compiling rand_xorshift v0.1.0 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling colored v1.6.1 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Compiling rand_chacha v0.1.0 [INFO] [stderr] Compiling rand v0.6.1 [INFO] [stderr] Compiling arithmaster v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:178:16 [INFO] [stderr] | [INFO] [stderr] 178 | exercise: &Fn(i32, i32) -> (i32, i32, f32), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(i32, i32) -> (i32, i32, f32)` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.55s [INFO] running `"docker" "inspect" "6b49b9ede5c188096b433dfc82f56217344d7910b11c0a22d0de17723dca4e4b"` [INFO] running `"docker" "rm" "-f" "6b49b9ede5c188096b433dfc82f56217344d7910b11c0a22d0de17723dca4e4b"` [INFO] [stdout] 6b49b9ede5c188096b433dfc82f56217344d7910b11c0a22d0de17723dca4e4b [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 0d0ea76d566acbc7f6c14b6070380f5bea7519efda6f2621ac41a64b6de8ace3 [INFO] running `"docker" "start" "-a" "0d0ea76d566acbc7f6c14b6070380f5bea7519efda6f2621ac41a64b6de8ace3"` [INFO] [stderr] Compiling arithmaster v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:178:16 [INFO] [stderr] | [INFO] [stderr] 178 | exercise: &Fn(i32, i32) -> (i32, i32, f32), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(i32, i32) -> (i32, i32, f32)` [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/main.rs:424:20 [INFO] [stderr] | [INFO] [stderr] 424 | exercise: &Fn(i32, i32) -> (i32, i32, f32), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(i32, i32) -> (i32, i32, f32)` [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.74s [INFO] running `"docker" "inspect" "0d0ea76d566acbc7f6c14b6070380f5bea7519efda6f2621ac41a64b6de8ace3"` [INFO] running `"docker" "rm" "-f" "0d0ea76d566acbc7f6c14b6070380f5bea7519efda6f2621ac41a64b6de8ace3"` [INFO] [stdout] 0d0ea76d566acbc7f6c14b6070380f5bea7519efda6f2621ac41a64b6de8ace3 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 041e8144edf8f98b8cd831455a0eae3e8c5be17804332d892555b7b6eb2b1aff [INFO] running `"docker" "start" "-a" "041e8144edf8f98b8cd831455a0eae3e8c5be17804332d892555b7b6eb2b1aff"` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:178:16 [INFO] [stderr] | [INFO] [stderr] 178 | exercise: &Fn(i32, i32) -> (i32, i32, f32), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(i32, i32) -> (i32, i32, f32)` [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/main.rs:424:20 [INFO] [stderr] | [INFO] [stderr] 424 | exercise: &Fn(i32, i32) -> (i32, i32, f32), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(i32, i32) -> (i32, i32, f32)` [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/arithmaster-394eb1c88660401f [INFO] [stdout] [INFO] [stdout] running 18 tests [INFO] [stdout] test tests::answer_f34_precision ... ok [INFO] [stdout] test tests::question_formatting_addition ... ok [INFO] [stdout] test tests::multiplication ... ok [INFO] [stdout] test tests::question_formatting_multiplication_no_negatives ... ok [INFO] [stdout] test tests::question_formatting_exponentiation ... ok [INFO] [stdout] test tests::addition ... ok [INFO] [stdout] test tests::question_formatting_subtraction_both_negatives ... ok [INFO] [stdout] test tests::random_generator ... ok [INFO] [stdout] test tests::exponentiation ... ok [INFO] [stdout] test tests::question_formatting_multiplication ... ok [INFO] [stdout] test tests::question_formatting_subtraction ... ok [INFO] [stdout] test tests::subtraction ... ok [INFO] [stdout] test tests::superscript ... ok [INFO] [stdout] test tests::user_interaction_addition ... FAILED [INFO] [stdout] test tests::user_interaction_division ... FAILED [INFO] [stdout] test tests::user_interaction_multiplication ... FAILED [INFO] [stdout] test tests::user_interaction_exponentiation ... FAILED [INFO] [stdout] test tests::user_interaction_subtraction ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::user_interaction_addition stdout ---- [INFO] [stdout] thread 'tests::user_interaction_addition' panicked at 'error creating mock file: Os { code: 30, kind: Other, message: "Read-only file system" }', src/main.rs:428:24 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55de6dd25674 - backtrace::backtrace::libunwind::trace::hbb4ce8c04526962e [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55de6dd25674 - backtrace::backtrace::trace_unsynchronized::h79251c088e7be038 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55de6dd25674 - std::sys_common::backtrace::_print_fmt::h6b0ea30a9223acae [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55de6dd25674 - ::fmt::h4d51ef07ce58e54b [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55de6dd4fd3c - core::fmt::write::he16b9c1345d8565e [INFO] [stdout] at src/libcore/fmt/mod.rs:1069 [INFO] [stdout] 5: 0x55de6dca6c35 - std::io::Write::write_fmt::hc31efe493f037457 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/io/mod.rs:1504 [INFO] [stdout] 6: 0x55de6dd1fbc1 - std::io::impls::>::write_fmt::hfcb1ff6c5b834381 [INFO] [stdout] at src/libstd/io/impls.rs:156 [INFO] [stdout] 7: 0x55de6dd27f45 - std::sys_common::backtrace::_print::h9288fa7d9f6629cb [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x55de6dd27f45 - std::sys_common::backtrace::print::h82e606e62781d8af [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x55de6dd27f45 - std::panicking::default_hook::{{closure}}::h1fe350ecbf7604e4 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x55de6dd27c2b - std::panicking::default_hook::h1b8b42953fdc841d [INFO] [stdout] at src/libstd/panicking.rs:215 [INFO] [stdout] 11: 0x55de6dd285a2 - std::panicking::rust_panic_with_hook::he73826f4bb75a21e [INFO] [stdout] at src/libstd/panicking.rs:511 [INFO] [stdout] 12: 0x55de6dd2818b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:419 [INFO] [stdout] 13: 0x55de6dd4dde1 - core::panicking::panic_fmt::hc8f9a0b2af5fb585 [INFO] [stdout] at src/libcore/panicking.rs:111 [INFO] [stdout] 14: 0x55de6dd4dc03 - core::option::expect_none_failed::ha34d57526cca3063 [INFO] [stdout] at src/libcore/option.rs:1268 [INFO] [stdout] 15: 0x55de6dca4699 - core::result::Result::expect::hcec19943261c88ca [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libcore/result.rs:963 [INFO] [stdout] 16: 0x55de6dc96d61 - arithmaster::tests::test_exercise::h607e5cfaf2e9b9c6 [INFO] [stdout] at src/main.rs:428 [INFO] [stdout] 17: 0x55de6dc995ac - arithmaster::tests::user_interaction_addition::h3046e0c8ed2eaa95 [INFO] [stdout] at src/main.rs:458 [INFO] [stdout] 18: 0x55de6dc994ea - arithmaster::tests::user_interaction_addition::{{closure}}::hd6d6eea691c4e2e2 [INFO] [stdout] at src/main.rs:455 [INFO] [stdout] 19: 0x55de6dca28ee - core::ops::function::FnOnce::call_once::h6e3961f0bbe74c9b [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libcore/ops/function.rs:232 [INFO] [stdout] 20: 0x55de6dcb2b2f - as core::ops::function::FnOnce>::call_once::he1ba1da20629a2d8 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/liballoc/boxed.rs:1008 [INFO] [stdout] 21: 0x55de6dcce12e - as core::ops::function::FnOnce<()>>::call_once::hf94927858761de4a [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panic.rs:318 [INFO] [stdout] 22: 0x55de6dcce12e - std::panicking::try::do_call::h1585003392664d93 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panicking.rs:331 [INFO] [stdout] 23: 0x55de6dcce12e - std::panicking::try::h43d950f958a74468 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panicking.rs:274 [INFO] [stdout] 24: 0x55de6dcce12e - std::panic::catch_unwind::hb5284de2977ddeea [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panic.rs:394 [INFO] [stdout] 25: 0x55de6dcce12e - test::run_test_in_process::had39bb305b26a3ae [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 26: 0x55de6dcce12e - test::run_test::run_test_inner::{{closure}}::h12b1756b854ada1a [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 27: 0x55de6dca60e6 - std::sys_common::backtrace::__rust_begin_short_backtrace::hec04b80bece92bf9 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 28: 0x55de6dcab405 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::heca431434c1ac418 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/thread/mod.rs:475 [INFO] [stdout] 29: 0x55de6dcab405 - as core::ops::function::FnOnce<()>>::call_once::he2457d582c032747 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panic.rs:318 [INFO] [stdout] 30: 0x55de6dcab405 - std::panicking::try::do_call::hbcd49dc3823e8b28 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panicking.rs:331 [INFO] [stdout] 31: 0x55de6dcab405 - std::panicking::try::h1ba95c07dd8d422b [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panicking.rs:274 [INFO] [stdout] 32: 0x55de6dcab405 - std::panic::catch_unwind::h95854794ba9eee4c [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panic.rs:394 [INFO] [stdout] 33: 0x55de6dcab405 - std::thread::Builder::spawn_unchecked::{{closure}}::h4e297b8574092d6e [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/thread/mod.rs:474 [INFO] [stdout] 34: 0x55de6dcab405 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h1b855aad7f5ac67e [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libcore/ops/function.rs:232 [INFO] [stdout] 35: 0x55de6dd1bbdf - as core::ops::function::FnOnce>::call_once::h48069b269ca48108 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/liballoc/boxed.rs:1008 [INFO] [stdout] 36: 0x55de6dd2ef53 - as core::ops::function::FnOnce>::call_once::heff660b32cd3afd8 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/liballoc/boxed.rs:1008 [INFO] [stdout] 37: 0x55de6dd2ef53 - std::sys::unix::thread::Thread::new::thread_start::ha538939ed1e2e958 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 38: 0x7f063aa096db - start_thread [INFO] [stdout] 39: 0x7f063b0e088f - __clone [INFO] [stdout] 40: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- tests::user_interaction_division stdout ---- [INFO] [stdout] thread 'tests::user_interaction_division' panicked at 'error creating mock file: Os { code: 30, kind: Other, message: "Read-only file system" }', src/main.rs:428:24 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55de6dd25674 - backtrace::backtrace::libunwind::trace::hbb4ce8c04526962e [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55de6dd25674 - backtrace::backtrace::trace_unsynchronized::h79251c088e7be038 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55de6dd25674 - std::sys_common::backtrace::_print_fmt::h6b0ea30a9223acae [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55de6dd25674 - ::fmt::h4d51ef07ce58e54b [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55de6dd4fd3c - core::fmt::write::he16b9c1345d8565e [INFO] [stdout] at src/libcore/fmt/mod.rs:1069 [INFO] [stdout] 5: 0x55de6dca6c35 - std::io::Write::write_fmt::hc31efe493f037457 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/io/mod.rs:1504 [INFO] [stdout] 6: 0x55de6dd1fbc1 - std::io::impls::>::write_fmt::hfcb1ff6c5b834381 [INFO] [stdout] at src/libstd/io/impls.rs:156 [INFO] [stdout] 7: 0x55de6dd27f45 - std::sys_common::backtrace::_print::h9288fa7d9f6629cb [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x55de6dd27f45 - std::sys_common::backtrace::print::h82e606e62781d8af [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x55de6dd27f45 - std::panicking::default_hook::{{closure}}::h1fe350ecbf7604e4 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x55de6dd27c2b - std::panicking::default_hook::h1b8b42953fdc841d [INFO] [stdout] at src/libstd/panicking.rs:215 [INFO] [stdout] 11: 0x55de6dd285a2 - std::panicking::rust_panic_with_hook::he73826f4bb75a21e [INFO] [stdout] at src/libstd/panicking.rs:511 [INFO] [stdout] 12: 0x55de6dd2818b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:419 [INFO] [stdout] 13: 0x55de6dd4dde1 - core::panicking::panic_fmt::hc8f9a0b2af5fb585 [INFO] [stdout] at src/libcore/panicking.rs:111 [INFO] [stdout] 14: 0x55de6dd4dc03 - core::option::expect_none_failed::ha34d57526cca3063 [INFO] [stdout] at src/libcore/option.rs:1268 [INFO] [stdout] 15: 0x55de6dca4699 - core::result::Result::expect::hcec19943261c88ca [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libcore/result.rs:963 [INFO] [stdout] 16: 0x55de6dc96d61 - arithmaster::tests::test_exercise::h607e5cfaf2e9b9c6 [INFO] [stdout] at src/main.rs:428 [INFO] [stdout] 17: 0x55de6dc998ec - arithmaster::tests::user_interaction_division::hbe0a24f34e6f2221 [INFO] [stdout] at src/main.rs:490 [INFO] [stdout] 18: 0x55de6dc9982a - arithmaster::tests::user_interaction_division::{{closure}}::h8e475b37765bbd01 [INFO] [stdout] at src/main.rs:487 [INFO] [stdout] 19: 0x55de6dca291e - core::ops::function::FnOnce::call_once::h6f7d7f6819c31861 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libcore/ops/function.rs:232 [INFO] [stdout] 20: 0x55de6dcb2b2f - as core::ops::function::FnOnce>::call_once::he1ba1da20629a2d8 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/liballoc/boxed.rs:1008 [INFO] [stdout] 21: 0x55de6dcce12e - as core::ops::function::FnOnce<()>>::call_once::hf94927858761de4a [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panic.rs:318 [INFO] [stdout] 22: 0x55de6dcce12e - std::panicking::try::do_call::h1585003392664d93 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panicking.rs:331 [INFO] [stdout] 23: 0x55de6dcce12e - std::panicking::try::h43d950f958a74468 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panicking.rs:274 [INFO] [stdout] 24: 0x55de6dcce12e - std::panic::catch_unwind::hb5284de2977ddeea [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panic.rs:394 [INFO] [stdout] 25: 0x55de6dcce12e - test::run_test_in_process::had39bb305b26a3ae [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 26: 0x55de6dcce12e - test::run_test::run_test_inner::{{closure}}::h12b1756b854ada1a [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 27: 0x55de6dca60e6 - std::sys_common::backtrace::__rust_begin_short_backtrace::hec04b80bece92bf9 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 28: 0x55de6dcab405 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::heca431434c1ac418 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/thread/mod.rs:475 [INFO] [stdout] 29: 0x55de6dcab405 - as core::ops::function::FnOnce<()>>::call_once::he2457d582c032747 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panic.rs:318 [INFO] [stdout] 30: 0x55de6dcab405 - std::panicking::try::do_call::hbcd49dc3823e8b28 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panicking.rs:331 [INFO] [stdout] 31: 0x55de6dcab405 - std::panicking::try::h1ba95c07dd8d422b [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panicking.rs:274 [INFO] [stdout] 32: 0x55de6dcab405 - std::panic::catch_unwind::h95854794ba9eee4c [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panic.rs:394 [INFO] [stdout] 33: 0x55de6dcab405 - std::thread::Builder::spawn_unchecked::{{closure}}::h4e297b8574092d6e [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/thread/mod.rs:474 [INFO] [stdout] 34: 0x55de6dcab405 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h1b855aad7f5ac67e [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libcore/ops/function.rs:232 [INFO] [stdout] 35: 0x55de6dd1bbdf - as core::ops::function::FnOnce>::call_once::h48069b269ca48108 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/liballoc/boxed.rs:1008 [INFO] [stdout] 36: 0x55de6dd2ef53 - as core::ops::function::FnOnce>::call_once::heff660b32cd3afd8 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/liballoc/boxed.rs:1008 [INFO] [stdout] 37: 0x55de6dd2ef53 - std::sys::unix::thread::Thread::new::thread_start::ha538939ed1e2e958 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 38: 0x7f063aa096db - start_thread [INFO] [stdout] 39: 0x7f063b0e088f - __clone [INFO] [stdout] 40: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- tests::user_interaction_multiplication stdout ---- [INFO] [stdout] thread 'tests::user_interaction_multiplication' panicked at 'error creating mock file: Os { code: 30, kind: Other, message: "Read-only file system" }', src/main.rs:428:24 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55de6dd25674 - backtrace::backtrace::libunwind::trace::hbb4ce8c04526962e [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55de6dd25674 - backtrace::backtrace::trace_unsynchronized::h79251c088e7be038 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55de6dd25674 - std::sys_common::backtrace::_print_fmt::h6b0ea30a9223acae [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55de6dd25674 - ::fmt::h4d51ef07ce58e54b [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55de6dd4fd3c - core::fmt::write::he16b9c1345d8565e [INFO] [stdout] at src/libcore/fmt/mod.rs:1069 [INFO] [stdout] 5: 0x55de6dca6c35 - std::io::Write::write_fmt::hc31efe493f037457 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/io/mod.rs:1504 [INFO] [stdout] 6: 0x55de6dd1fbc1 - std::io::impls::>::write_fmt::hfcb1ff6c5b834381 [INFO] [stdout] at src/libstd/io/impls.rs:156 [INFO] [stdout] 7: 0x55de6dd27f45 - std::sys_common::backtrace::_print::h9288fa7d9f6629cb [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x55de6dd27f45 - std::sys_common::backtrace::print::h82e606e62781d8af [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x55de6dd27f45 - std::panicking::default_hook::{{closure}}::h1fe350ecbf7604e4 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x55de6dd27c2b - std::panicking::default_hook::h1b8b42953fdc841d [INFO] [stdout] at src/libstd/panicking.rs:215 [INFO] [stdout] 11: 0x55de6dd285a2 - std::panicking::rust_panic_with_hook::he73826f4bb75a21e [INFO] [stdout] at src/libstd/panicking.rs:511 [INFO] [stdout] 12: 0x55de6dd2818b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:419 [INFO] [stdout] 13: 0x55de6dd4dde1 - core::panicking::panic_fmt::hc8f9a0b2af5fb585 [INFO] [stdout] at src/libcore/panicking.rs:111 [INFO] [stdout] 14: 0x55de6dd4dc03 - core::option::expect_none_failed::ha34d57526cca3063 [INFO] [stdout] at src/libcore/option.rs:1268 [INFO] [stdout] 15: 0x55de6dca4699 - core::result::Result::expect::hcec19943261c88ca [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libcore/result.rs:963 [INFO] [stdout] 16: 0x55de6dc96d61 - arithmaster::tests::test_exercise::h607e5cfaf2e9b9c6 [INFO] [stdout] at src/main.rs:428 [INFO] [stdout] 17: 0x55de6dc9974c - arithmaster::tests::user_interaction_multiplication::h560e306f439f0970 [INFO] [stdout] at src/main.rs:474 [INFO] [stdout] 18: 0x55de6dc9968a - arithmaster::tests::user_interaction_multiplication::{{closure}}::hc14f09769da42af2 [INFO] [stdout] at src/main.rs:471 [INFO] [stdout] 19: 0x55de6dca279e - core::ops::function::FnOnce::call_once::h2190d8d587c3d147 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libcore/ops/function.rs:232 [INFO] [stdout] 20: 0x55de6dcb2b2f - as core::ops::function::FnOnce>::call_once::he1ba1da20629a2d8 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/liballoc/boxed.rs:1008 [INFO] [stdout] 21: 0x55de6dcce12e - as core::ops::function::FnOnce<()>>::call_once::hf94927858761de4a [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panic.rs:318 [INFO] [stdout] 22: 0x55de6dcce12e - std::panicking::try::do_call::h1585003392664d93 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panicking.rs:331 [INFO] [stdout] 23: 0x55de6dcce12e - std::panicking::try::h43d950f958a74468 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panicking.rs:274 [INFO] [stdout] 24: 0x55de6dcce12e - std::panic::catch_unwind::hb5284de2977ddeea [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panic.rs:394 [INFO] [stdout] 25: 0x55de6dcce12e - test::run_test_in_process::had39bb305b26a3ae [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 26: 0x55de6dcce12e - test::run_test::run_test_inner::{{closure}}::h12b1756b854ada1a [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 27: 0x55de6dca60e6 - std::sys_common::backtrace::__rust_begin_short_backtrace::hec04b80bece92bf9 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 28: 0x55de6dcab405 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::heca431434c1ac418 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/thread/mod.rs:475 [INFO] [stdout] 29: 0x55de6dcab405 - as core::ops::function::FnOnce<()>>::call_once::he2457d582c032747 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panic.rs:318 [INFO] [stdout] 30: 0x55de6dcab405 - std::panicking::try::do_call::hbcd49dc3823e8b28 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panicking.rs:331 [INFO] [stdout] 31: 0x55de6dcab405 - std::panicking::try::h1ba95c07dd8d422b [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panicking.rs:274 [INFO] [stdout] 32: 0x55de6dcab405 - std::panic::catch_unwind::h95854794ba9eee4c [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panic.rs:394 [INFO] [stdout] 33: 0x55de6dcab405 - std::thread::Builder::spawn_unchecked::{{closure}}::h4e297b8574092d6e [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/thread/mod.rs:474 [INFO] [stdout] 34: 0x55de6dcab405 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h1b855aad7f5ac67e [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libcore/ops/function.rs:232 [INFO] [stdout] 35: 0x55de6dd1bbdf - as core::ops::function::FnOnce>::call_once::h48069b269ca48108 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/liballoc/boxed.rs:1008 [INFO] [stdout] 36: 0x55de6dd2ef53 - as core::ops::function::FnOnce>::call_once::heff660b32cd3afd8 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/liballoc/boxed.rs:1008 [INFO] [stdout] 37: 0x55de6dd2ef53 - std::sys::unix::thread::Thread::new::thread_start::ha538939ed1e2e958 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 38: 0x7f063aa096db - start_thread [INFO] [stdout] 39: 0x7f063b0e088f - __clone [INFO] [stdout] 40: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- tests::user_interaction_exponentiation stdout ---- [INFO] [stdout] thread 'tests::user_interaction_exponentiation' panicked at 'error creating mock file: Os { code: 30, kind: Other, message: "Read-only file system" }', src/main.rs:428:24 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55de6dd25674 - backtrace::backtrace::libunwind::trace::hbb4ce8c04526962e [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55de6dd25674 - backtrace::backtrace::trace_unsynchronized::h79251c088e7be038 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55de6dd25674 - std::sys_common::backtrace::_print_fmt::h6b0ea30a9223acae [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55de6dd25674 - ::fmt::h4d51ef07ce58e54b [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55de6dd4fd3c - core::fmt::write::he16b9c1345d8565e [INFO] [stdout] at src/libcore/fmt/mod.rs:1069 [INFO] [stdout] 5: 0x55de6dca6c35 - std::io::Write::write_fmt::hc31efe493f037457 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/io/mod.rs:1504 [INFO] [stdout] 6: 0x55de6dd1fbc1 - std::io::impls::>::write_fmt::hfcb1ff6c5b834381 [INFO] [stdout] at src/libstd/io/impls.rs:156 [INFO] [stdout] 7: 0x55de6dd27f45 - std::sys_common::backtrace::_print::h9288fa7d9f6629cb [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x55de6dd27f45 - std::sys_common::backtrace::print::h82e606e62781d8af [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x55de6dd27f45 - std::panicking::default_hook::{{closure}}::h1fe350ecbf7604e4 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x55de6dd27c2b - std::panicking::default_hook::h1b8b42953fdc841d [INFO] [stdout] at src/libstd/panicking.rs:215 [INFO] [stdout] 11: 0x55de6dd285a2 - std::panicking::rust_panic_with_hook::he73826f4bb75a21e [INFO] [stdout] at src/libstd/panicking.rs:511 [INFO] [stdout] 12: 0x55de6dd2818b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:419 [INFO] [stdout] 13: 0x55de6dd4dde1 - core::panicking::panic_fmt::hc8f9a0b2af5fb585 [INFO] [stdout] at src/libcore/panicking.rs:111 [INFO] [stdout] 14: 0x55de6dd4dc03 - core::option::expect_none_failed::ha34d57526cca3063 [INFO] [stdout] at src/libcore/option.rs:1268 [INFO] [stdout] 15: 0x55de6dca4699 - core::result::Result::expect::hcec19943261c88ca [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libcore/result.rs:963 [INFO] [stdout] 16: 0x55de6dc96d61 - arithmaster::tests::test_exercise::h607e5cfaf2e9b9c6 [INFO] [stdout] at src/main.rs:428 [INFO] [stdout] 17: 0x55de6dc99819 - arithmaster::tests::user_interaction_exponentiation::h21f97c58875057ad [INFO] [stdout] at src/main.rs:482 [INFO] [stdout] 18: 0x55de6dc9975a - arithmaster::tests::user_interaction_exponentiation::{{closure}}::hc783b60faaa493d5 [INFO] [stdout] at src/main.rs:479 [INFO] [stdout] 19: 0x55de6dca2a3e - core::ops::function::FnOnce::call_once::hb968b652c2e29bc4 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libcore/ops/function.rs:232 [INFO] [stdout] 20: 0x55de6dcb2b2f - as core::ops::function::FnOnce>::call_once::he1ba1da20629a2d8 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/liballoc/boxed.rs:1008 [INFO] [stdout] 21: 0x55de6dcce12e - as core::ops::function::FnOnce<()>>::call_once::hf94927858761de4a [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panic.rs:318 [INFO] [stdout] 22: 0x55de6dcce12e - std::panicking::try::do_call::h1585003392664d93 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panicking.rs:331 [INFO] [stdout] 23: 0x55de6dcce12e - std::panicking::try::h43d950f958a74468 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panicking.rs:274 [INFO] [stdout] 24: 0x55de6dcce12e - std::panic::catch_unwind::hb5284de2977ddeea [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panic.rs:394 [INFO] [stdout] 25: 0x55de6dcce12e - test::run_test_in_process::had39bb305b26a3ae [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 26: 0x55de6dcce12e - test::run_test::run_test_inner::{{closure}}::h12b1756b854ada1a [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 27: 0x55de6dca60e6 - std::sys_common::backtrace::__rust_begin_short_backtrace::hec04b80bece92bf9 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 28: 0x55de6dcab405 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::heca431434c1ac418 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/thread/mod.rs:475 [INFO] [stdout] 29: 0x55de6dcab405 - as core::ops::function::FnOnce<()>>::call_once::he2457d582c032747 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panic.rs:318 [INFO] [stdout] 30: 0x55de6dcab405 - std::panicking::try::do_call::hbcd49dc3823e8b28 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panicking.rs:331 [INFO] [stdout] 31: 0x55de6dcab405 - std::panicking::try::h1ba95c07dd8d422b [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panicking.rs:274 [INFO] [stdout] 32: 0x55de6dcab405 - std::panic::catch_unwind::h95854794ba9eee4c [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panic.rs:394 [INFO] [stdout] 33: 0x55de6dcab405 - std::thread::Builder::spawn_unchecked::{{closure}}::h4e297b8574092d6e [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/thread/mod.rs:474 [INFO] [stdout] 34: 0x55de6dcab405 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h1b855aad7f5ac67e [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libcore/ops/function.rs:232 [INFO] [stdout] 35: 0x55de6dd1bbdf - as core::ops::function::FnOnce>::call_once::h48069b269ca48108 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/liballoc/boxed.rs:1008 [INFO] [stdout] 36: 0x55de6dd2ef53 - as core::ops::function::FnOnce>::call_once::heff660b32cd3afd8 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/liballoc/boxed.rs:1008 [INFO] [stdout] 37: 0x55de6dd2ef53 - std::sys::unix::thread::Thread::new::thread_start::ha538939ed1e2e958 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 38: 0x7f063aa096db - start_thread [INFO] [stdout] 39: 0x7f063b0e088f - __clone [INFO] [stdout] 40: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- tests::user_interaction_subtraction stdout ---- [INFO] [stdout] thread 'tests::user_interaction_subtraction' panicked at 'error creating mock file: Os { code: 30, kind: Other, message: "Read-only file system" }', src/main.rs:428:24 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55de6dd25674 - backtrace::backtrace::libunwind::trace::hbb4ce8c04526962e [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55de6dd25674 - backtrace::backtrace::trace_unsynchronized::h79251c088e7be038 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55de6dd25674 - std::sys_common::backtrace::_print_fmt::h6b0ea30a9223acae [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55de6dd25674 - ::fmt::h4d51ef07ce58e54b [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55de6dd4fd3c - core::fmt::write::he16b9c1345d8565e [INFO] [stdout] at src/libcore/fmt/mod.rs:1069 [INFO] [stdout] 5: 0x55de6dca6c35 - std::io::Write::write_fmt::hc31efe493f037457 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/io/mod.rs:1504 [INFO] [stdout] 6: 0x55de6dd1fbc1 - std::io::impls::>::write_fmt::hfcb1ff6c5b834381 [INFO] [stdout] at src/libstd/io/impls.rs:156 [INFO] [stdout] 7: 0x55de6dd27f45 - std::sys_common::backtrace::_print::h9288fa7d9f6629cb [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x55de6dd27f45 - std::sys_common::backtrace::print::h82e606e62781d8af [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x55de6dd27f45 - std::panicking::default_hook::{{closure}}::h1fe350ecbf7604e4 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x55de6dd27c2b - std::panicking::default_hook::h1b8b42953fdc841d [INFO] [stdout] at src/libstd/panicking.rs:215 [INFO] [stdout] 11: 0x55de6dd285a2 - std::panicking::rust_panic_with_hook::he73826f4bb75a21e [INFO] [stdout] at src/libstd/panicking.rs:511 [INFO] [stdout] 12: 0x55de6dd2818b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:419 [INFO] [stdout] 13: 0x55de6dd4dde1 - core::panicking::panic_fmt::hc8f9a0b2af5fb585 [INFO] [stdout] at src/libcore/panicking.rs:111 [INFO] [stdout] 14: 0x55de6dd4dc03 - core::option::expect_none_failed::ha34d57526cca3063 [INFO] [stdout] at src/libcore/option.rs:1268 [INFO] [stdout] 15: 0x55de6dca4699 - core::result::Result::expect::hcec19943261c88ca [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libcore/result.rs:963 [INFO] [stdout] 16: 0x55de6dc96d61 - arithmaster::tests::test_exercise::h607e5cfaf2e9b9c6 [INFO] [stdout] at src/main.rs:428 [INFO] [stdout] 17: 0x55de6dc9967c - arithmaster::tests::user_interaction_subtraction::hf178616372c7915e [INFO] [stdout] at src/main.rs:466 [INFO] [stdout] 18: 0x55de6dc995ba - arithmaster::tests::user_interaction_subtraction::{{closure}}::h20b35c79a7730be0 [INFO] [stdout] at src/main.rs:463 [INFO] [stdout] 19: 0x55de6dca285e - core::ops::function::FnOnce::call_once::h4541f9a72554ecf8 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libcore/ops/function.rs:232 [INFO] [stdout] 20: 0x55de6dcb2b2f - as core::ops::function::FnOnce>::call_once::he1ba1da20629a2d8 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/liballoc/boxed.rs:1008 [INFO] [stdout] 21: 0x55de6dcce12e - as core::ops::function::FnOnce<()>>::call_once::hf94927858761de4a [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panic.rs:318 [INFO] [stdout] 22: 0x55de6dcce12e - std::panicking::try::do_call::h1585003392664d93 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panicking.rs:331 [INFO] [stdout] 23: 0x55de6dcce12e - std::panicking::try::h43d950f958a74468 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panicking.rs:274 [INFO] [stdout] 24: 0x55de6dcce12e - std::panic::catch_unwind::hb5284de2977ddeea [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panic.rs:394 [INFO] [stdout] 25: 0x55de6dcce12e - test::run_test_in_process::had39bb305b26a3ae [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 26: 0x55de6dcce12e - test::run_test::run_test_inner::{{closure}}::h12b1756b854ada1a [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 27: 0x55de6dca60e6 - std::sys_common::backtrace::__rust_begin_short_backtrace::hec04b80bece92bf9 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 28: 0x55de6dcab405 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::heca431434c1ac418 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/thread/mod.rs:475 [INFO] [stdout] 29: 0x55de6dcab405 - as core::ops::function::FnOnce<()>>::call_once::he2457d582c032747 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panic.rs:318 [INFO] [stdout] 30: 0x55de6dcab405 - std::panicking::try::do_call::hbcd49dc3823e8b28 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panicking.rs:331 [INFO] [stdout] 31: 0x55de6dcab405 - std::panicking::try::h1ba95c07dd8d422b [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panicking.rs:274 [INFO] [stdout] 32: 0x55de6dcab405 - std::panic::catch_unwind::h95854794ba9eee4c [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/panic.rs:394 [INFO] [stdout] 33: 0x55de6dcab405 - std::thread::Builder::spawn_unchecked::{{closure}}::h4e297b8574092d6e [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/thread/mod.rs:474 [INFO] [stdout] 34: 0x55de6dcab405 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h1b855aad7f5ac67e [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libcore/ops/function.rs:232 [INFO] [stdout] 35: 0x55de6dd1bbdf - as core::ops::function::FnOnce>::call_once::h48069b269ca48108 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/liballoc/boxed.rs:1008 [INFO] [stdout] 36: 0x55de6dd2ef53 - as core::ops::function::FnOnce>::call_once::heff660b32cd3afd8 [INFO] [stdout] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/liballoc/boxed.rs:1008 [INFO] [stdout] 37: 0x55de6dd2ef53 - std::sys::unix::thread::Thread::new::thread_start::ha538939ed1e2e958 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 38: 0x7f063aa096db - start_thread [INFO] [stdout] 39: 0x7f063b0e088f - __clone [INFO] [stdout] 40: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::user_interaction_addition [INFO] [stdout] tests::user_interaction_division [INFO] [stdout] tests::user_interaction_exponentiation [INFO] [stdout] tests::user_interaction_multiplication [INFO] [stdout] tests::user_interaction_subtraction [INFO] [stdout] [INFO] [stdout] test result: FAILED. 13 passed; 5 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--bin arithmaster' [INFO] running `"docker" "inspect" "041e8144edf8f98b8cd831455a0eae3e8c5be17804332d892555b7b6eb2b1aff"` [INFO] running `"docker" "rm" "-f" "041e8144edf8f98b8cd831455a0eae3e8c5be17804332d892555b7b6eb2b1aff"` [INFO] [stdout] 041e8144edf8f98b8cd831455a0eae3e8c5be17804332d892555b7b6eb2b1aff