[INFO] updating cached repository https://github.com/GrossBetruger/ArithMaster [INFO] running `Command { std: "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", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 30a9b9069a41463ce99179d73f939d44137770fd [INFO] testing GrossBetruger/ArithMaster against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGrossBetruger%2FArithMaster" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/GrossBetruger/ArithMaster on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-12/source/Cargo.toml [INFO] crate git repo https://github.com/GrossBetruger/ArithMaster already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e2473f3d99908ad1fd6adadf09a81a41ba9a45dc75c318cd8947ef1781c37ae1 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "e2473f3d99908ad1fd6adadf09a81a41ba9a45dc75c318cd8947ef1781c37ae1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e2473f3d99908ad1fd6adadf09a81a41ba9a45dc75c318cd8947ef1781c37ae1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e2473f3d99908ad1fd6adadf09a81a41ba9a45dc75c318cd8947ef1781c37ae1", kill_on_drop: false }` [INFO] [stdout] e2473f3d99908ad1fd6adadf09a81a41ba9a45dc75c318cd8947ef1781c37ae1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 63ad4d7ac49b00458bdc967894733d4177300fb6431535677970819c5451aab3 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "63ad4d7ac49b00458bdc967894733d4177300fb6431535677970819c5451aab3", kill_on_drop: false }` [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_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift 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] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:178:16 [INFO] [stdout] | [INFO] [stdout] 178 | exercise: &Fn(i32, i32) -> (i32, i32, f32), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(i32, i32) -> (i32, i32, f32)` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 11.68s [INFO] running `Command { std: "docker" "inspect" "63ad4d7ac49b00458bdc967894733d4177300fb6431535677970819c5451aab3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "63ad4d7ac49b00458bdc967894733d4177300fb6431535677970819c5451aab3", kill_on_drop: false }` [INFO] [stdout] 63ad4d7ac49b00458bdc967894733d4177300fb6431535677970819c5451aab3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c7c4f0fb225ab5c1fa47037b50b0345f6334dd3c12361b6b64baf232d64d2b7c [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "c7c4f0fb225ab5c1fa47037b50b0345f6334dd3c12361b6b64baf232d64d2b7c", kill_on_drop: false }` [INFO] [stderr] Compiling arithmaster v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:178:16 [INFO] [stdout] | [INFO] [stdout] 178 | exercise: &Fn(i32, i32) -> (i32, i32, f32), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(i32, i32) -> (i32, i32, f32)` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:424:20 [INFO] [stdout] | [INFO] [stdout] 424 | exercise: &Fn(i32, i32) -> (i32, i32, f32), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(i32, i32) -> (i32, i32, f32)` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.57s [INFO] running `Command { std: "docker" "inspect" "c7c4f0fb225ab5c1fa47037b50b0345f6334dd3c12361b6b64baf232d64d2b7c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c7c4f0fb225ab5c1fa47037b50b0345f6334dd3c12361b6b64baf232d64d2b7c", kill_on_drop: false }` [INFO] [stdout] c7c4f0fb225ab5c1fa47037b50b0345f6334dd3c12361b6b64baf232d64d2b7c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5fddba9c5dfa1e13cbeb0a3b1d9a947945e2659bc7ca55f2048c4ea069f3937a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "5fddba9c5dfa1e13cbeb0a3b1d9a947945e2659bc7ca55f2048c4ea069f3937a", kill_on_drop: false }` [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 0.11s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/arithmaster-a08bfbf0b941eb01 [INFO] [stdout] [INFO] [stdout] running 18 tests [INFO] [stdout] test tests::question_formatting_multiplication ... ok [INFO] [stdout] test tests::superscript ... ok [INFO] [stdout] test tests::question_formatting_addition ... ok [INFO] [stdout] test tests::question_formatting_exponentiation ... ok [INFO] [stdout] test tests::question_formatting_multiplication_no_negatives ... ok [INFO] [stdout] test tests::question_formatting_subtraction_both_negatives ... ok [INFO] [stdout] test tests::answer_f34_precision ... ok [INFO] [stdout] test tests::question_formatting_subtraction ... ok [INFO] [stdout] test tests::random_generator ... ok [INFO] [stdout] test tests::multiplication ... ok [INFO] [stdout] test tests::exponentiation ... ok [INFO] [stdout] test tests::addition ... ok [INFO] [stdout] test tests::subtraction ... ok [INFO] [stdout] test tests::user_interaction_multiplication ... FAILED [INFO] [stdout] test tests::user_interaction_subtraction ... FAILED [INFO] [stderr] error: test failed, to rerun pass '--bin arithmaster' [INFO] [stdout] test tests::user_interaction_division ... FAILED [INFO] [stdout] test tests::user_interaction_exponentiation ... FAILED [INFO] [stdout] test tests::user_interaction_addition ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [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:428:54 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x558fa51ad6a5 - backtrace::backtrace::libunwind::trace::hea89dfbbfe67f40d [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x558fa51ad6a5 - backtrace::backtrace::trace_unsynchronized::h0513dd713d7644d4 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x558fa51ad6a5 - std::sys_common::backtrace::_print_fmt::h040abae64e4a24a9 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x558fa51ad6a5 - ::fmt::hb4bdb37c3c335733 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x558fa51d6e3c - core::fmt::write::h540ac4a6a1232abc [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x558fa5130f75 - std::io::Write::write_fmt::h4be0daababb55bba [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/io/mod.rs:1539 [INFO] [stdout] 6: 0x558fa51a7ca1 - std::io::impls::>::write_fmt::h83c1e1aa73f374f5 [INFO] [stdout] at src/libstd/io/impls.rs:176 [INFO] [stdout] 7: 0x558fa51afe00 - std::sys_common::backtrace::_print::hb55cc635eaf1882e [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x558fa51afe00 - std::sys_common::backtrace::print::h2b2218fa55714084 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x558fa51afe00 - std::panicking::default_hook::{{closure}}::h578517c025765cf3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x558fa51afafa - std::panicking::default_hook::h4cafc94c2fc640fb [INFO] [stdout] at src/libstd/panicking.rs:214 [INFO] [stdout] 11: 0x558fa51b0443 - std::panicking::rust_panic_with_hook::h3eeb5001beeca5c3 [INFO] [stdout] at src/libstd/panicking.rs:526 [INFO] [stdout] 12: 0x558fa51b003b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:437 [INFO] [stdout] 13: 0x558fa51d4da1 - core::panicking::panic_fmt::h78830ea6a34e7206 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 14: 0x558fa51d4bc3 - core::option::expect_none_failed::hf79bbb5ca7e09e08 [INFO] [stdout] at src/libcore/option.rs:1269 [INFO] [stdout] 15: 0x558fa512f649 - core::result::Result::expect::h90dafdb91505073a [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/result.rs:963 [INFO] [stdout] 16: 0x558fa5121321 - arithmaster::tests::test_exercise::hdd7ce76e26e9e262 [INFO] [stdout] at src/main.rs:428 [INFO] [stdout] 17: 0x558fa5123d2c - arithmaster::tests::user_interaction_multiplication::hc5ab8640b8e10b7d [INFO] [stdout] at src/main.rs:474 [INFO] [stdout] 18: 0x558fa5123c6a - arithmaster::tests::user_interaction_multiplication::{{closure}}::h8cb10eeab178a19a [INFO] [stdout] at src/main.rs:471 [INFO] [stdout] 19: 0x558fa512dcde - core::ops::function::FnOnce::call_once::h8c0cc9319afa9a8b [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/ops/function.rs:233 [INFO] [stdout] 20: 0x558fa51584ec - as core::ops::function::FnOnce>::call_once::h8340ba6798e0c4ff [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081 [INFO] [stdout] 21: 0x558fa51584ec - as core::ops::function::FnOnce<()>>::call_once::h5590e98676605094 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:318 [INFO] [stdout] 22: 0x558fa51584ec - std::panicking::try::do_call::hd8680a2dbb0ed3c4 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:348 [INFO] [stdout] 23: 0x558fa51584ec - std::panicking::try::h46b4de2d705e7a8d [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:325 [INFO] [stdout] 24: 0x558fa51584ec - std::panic::catch_unwind::h059b3f06991e0a9c [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:394 [INFO] [stdout] 25: 0x558fa51584ec - test::run_test_in_process::h5ae08a65430494a4 [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 26: 0x558fa51584ec - test::run_test::run_test_inner::{{closure}}::h4b36073838376ae8 [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 27: 0x558fa5130466 - std::sys_common::backtrace::__rust_begin_short_backtrace::h0169d0be588b8bf0 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 28: 0x558fa5135455 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h71bfc37e887d3973 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/thread/mod.rs:475 [INFO] [stdout] 29: 0x558fa5135455 - as core::ops::function::FnOnce<()>>::call_once::h36c65072907dc180 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:318 [INFO] [stdout] 30: 0x558fa5135455 - std::panicking::try::do_call::h4e0f426e17cd216c [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:348 [INFO] [stdout] 31: 0x558fa5135455 - std::panicking::try::hd05e4ef6b4303d29 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:325 [INFO] [stdout] 32: 0x558fa5135455 - std::panic::catch_unwind::h19a1127ec729c5dd [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:394 [INFO] [stdout] 33: 0x558fa5135455 - std::thread::Builder::spawn_unchecked::{{closure}}::h011300735f06b1e2 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/thread/mod.rs:474 [INFO] [stdout] 34: 0x558fa5135455 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h1e3c55f31f1d122e [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/ops/function.rs:233 [INFO] [stdout] 35: 0x558fa51b67ba - as core::ops::function::FnOnce>::call_once::hc0e15d78a519721e [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081 [INFO] [stdout] 36: 0x558fa51b67ba - as core::ops::function::FnOnce>::call_once::h211da8fffb09f192 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081 [INFO] [stdout] 37: 0x558fa51b67ba - std::sys::unix::thread::Thread::new::thread_start::h29594ddebf23e421 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 38: 0x7feed5b5f609 - start_thread [INFO] [stdout] 39: 0x7feed5dea103 - __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:428:54 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x558fa51ad6a5 - backtrace::backtrace::libunwind::trace::hea89dfbbfe67f40d [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x558fa51ad6a5 - backtrace::backtrace::trace_unsynchronized::h0513dd713d7644d4 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x558fa51ad6a5 - std::sys_common::backtrace::_print_fmt::h040abae64e4a24a9 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x558fa51ad6a5 - ::fmt::hb4bdb37c3c335733 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x558fa51d6e3c - core::fmt::write::h540ac4a6a1232abc [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x558fa5130f75 - std::io::Write::write_fmt::h4be0daababb55bba [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/io/mod.rs:1539 [INFO] [stdout] 6: 0x558fa51a7ca1 - std::io::impls::>::write_fmt::h83c1e1aa73f374f5 [INFO] [stdout] at src/libstd/io/impls.rs:176 [INFO] [stdout] 7: 0x558fa51afe00 - std::sys_common::backtrace::_print::hb55cc635eaf1882e [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x558fa51afe00 - std::sys_common::backtrace::print::h2b2218fa55714084 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x558fa51afe00 - std::panicking::default_hook::{{closure}}::h578517c025765cf3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x558fa51afafa - std::panicking::default_hook::h4cafc94c2fc640fb [INFO] [stdout] at src/libstd/panicking.rs:214 [INFO] [stdout] 11: 0x558fa51b0443 - std::panicking::rust_panic_with_hook::h3eeb5001beeca5c3 [INFO] [stdout] at src/libstd/panicking.rs:526 [INFO] [stdout] 12: 0x558fa51b003b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:437 [INFO] [stdout] 13: 0x558fa51d4da1 - core::panicking::panic_fmt::h78830ea6a34e7206 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 14: 0x558fa51d4bc3 - core::option::expect_none_failed::hf79bbb5ca7e09e08 [INFO] [stdout] at src/libcore/option.rs:1269 [INFO] [stdout] 15: 0x558fa512f649 - core::result::Result::expect::h90dafdb91505073a [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/result.rs:963 [INFO] [stdout] 16: 0x558fa5121321 - arithmaster::tests::test_exercise::hdd7ce76e26e9e262 [INFO] [stdout] at src/main.rs:428 [INFO] [stdout] 17: 0x558fa5123c5c - arithmaster::tests::user_interaction_subtraction::hb83ed945625819e5 [INFO] [stdout] at src/main.rs:466 [INFO] [stdout] 18: 0x558fa5123b9a - arithmaster::tests::user_interaction_subtraction::{{closure}}::h46d5f1ad6da0e222 [INFO] [stdout] at src/main.rs:463 [INFO] [stdout] 19: 0x558fa512dc4e - core::ops::function::FnOnce::call_once::h5e60acf23ac004a6 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/ops/function.rs:233 [INFO] [stdout] 20: 0x558fa51584ec - as core::ops::function::FnOnce>::call_once::h8340ba6798e0c4ff [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081 [INFO] [stdout] 21: 0x558fa51584ec - as core::ops::function::FnOnce<()>>::call_once::h5590e98676605094 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:318 [INFO] [stdout] 22: 0x558fa51584ec - std::panicking::try::do_call::hd8680a2dbb0ed3c4 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:348 [INFO] [stdout] 23: 0x558fa51584ec - std::panicking::try::h46b4de2d705e7a8d [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:325 [INFO] [stdout] 24: 0x558fa51584ec - std::panic::catch_unwind::h059b3f06991e0a9c [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:394 [INFO] [stdout] 25: 0x558fa51584ec - test::run_test_in_process::h5ae08a65430494a4 [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 26: 0x558fa51584ec - test::run_test::run_test_inner::{{closure}}::h4b36073838376ae8 [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 27: 0x558fa5130466 - std::sys_common::backtrace::__rust_begin_short_backtrace::h0169d0be588b8bf0 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 28: 0x558fa5135455 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h71bfc37e887d3973 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/thread/mod.rs:475 [INFO] [stdout] 29: 0x558fa5135455 - as core::ops::function::FnOnce<()>>::call_once::h36c65072907dc180 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:318 [INFO] [stdout] 30: 0x558fa5135455 - std::panicking::try::do_call::h4e0f426e17cd216c [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:348 [INFO] [stdout] 31: 0x558fa5135455 - std::panicking::try::hd05e4ef6b4303d29 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:325 [INFO] [stdout] 32: 0x558fa5135455 - std::panic::catch_unwind::h19a1127ec729c5dd [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:394 [INFO] [stdout] 33: 0x558fa5135455 - std::thread::Builder::spawn_unchecked::{{closure}}::h011300735f06b1e2 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/thread/mod.rs:474 [INFO] [stdout] 34: 0x558fa5135455 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h1e3c55f31f1d122e [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/ops/function.rs:233 [INFO] [stdout] 35: 0x558fa51b67ba - as core::ops::function::FnOnce>::call_once::hc0e15d78a519721e [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081 [INFO] [stdout] 36: 0x558fa51b67ba - as core::ops::function::FnOnce>::call_once::h211da8fffb09f192 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081 [INFO] [stdout] 37: 0x558fa51b67ba - std::sys::unix::thread::Thread::new::thread_start::h29594ddebf23e421 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 38: 0x7feed5b5f609 - start_thread [INFO] [stdout] 39: 0x7feed5dea103 - __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:428:54 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x558fa51ad6a5 - backtrace::backtrace::libunwind::trace::hea89dfbbfe67f40d [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x558fa51ad6a5 - backtrace::backtrace::trace_unsynchronized::h0513dd713d7644d4 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x558fa51ad6a5 - std::sys_common::backtrace::_print_fmt::h040abae64e4a24a9 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x558fa51ad6a5 - ::fmt::hb4bdb37c3c335733 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x558fa51d6e3c - core::fmt::write::h540ac4a6a1232abc [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x558fa5130f75 - std::io::Write::write_fmt::h4be0daababb55bba [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/io/mod.rs:1539 [INFO] [stdout] 6: 0x558fa51a7ca1 - std::io::impls::>::write_fmt::h83c1e1aa73f374f5 [INFO] [stdout] at src/libstd/io/impls.rs:176 [INFO] [stdout] 7: 0x558fa51afe00 - std::sys_common::backtrace::_print::hb55cc635eaf1882e [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x558fa51afe00 - std::sys_common::backtrace::print::h2b2218fa55714084 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x558fa51afe00 - std::panicking::default_hook::{{closure}}::h578517c025765cf3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x558fa51afafa - std::panicking::default_hook::h4cafc94c2fc640fb [INFO] [stdout] at src/libstd/panicking.rs:214 [INFO] [stdout] 11: 0x558fa51b0443 - std::panicking::rust_panic_with_hook::h3eeb5001beeca5c3 [INFO] [stdout] at src/libstd/panicking.rs:526 [INFO] [stdout] 12: 0x558fa51b003b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:437 [INFO] [stdout] 13: 0x558fa51d4da1 - core::panicking::panic_fmt::h78830ea6a34e7206 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 14: 0x558fa51d4bc3 - core::option::expect_none_failed::hf79bbb5ca7e09e08 [INFO] [stdout] at src/libcore/option.rs:1269 [INFO] [stdout] 15: 0x558fa512f649 - core::result::Result::expect::h90dafdb91505073a [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/result.rs:963 [INFO] [stdout] 16: 0x558fa5121321 - arithmaster::tests::test_exercise::hdd7ce76e26e9e262 [INFO] [stdout] at src/main.rs:428 [INFO] [stdout] 17: 0x558fa5123ecc - arithmaster::tests::user_interaction_division::h08cbb0e01a207933 [INFO] [stdout] at src/main.rs:490 [INFO] [stdout] 18: 0x558fa5123e0a - arithmaster::tests::user_interaction_division::{{closure}}::h0c091f9d1e167c96 [INFO] [stdout] at src/main.rs:487 [INFO] [stdout] 19: 0x558fa512dcae - core::ops::function::FnOnce::call_once::h7be4bfef9b0cdfe7 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/ops/function.rs:233 [INFO] [stdout] 20: 0x558fa51584ec - as core::ops::function::FnOnce>::call_once::h8340ba6798e0c4ff [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081 [INFO] [stdout] 21: 0x558fa51584ec - as core::ops::function::FnOnce<()>>::call_once::h5590e98676605094 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:318 [INFO] [stdout] 22: 0x558fa51584ec - std::panicking::try::do_call::hd8680a2dbb0ed3c4 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:348 [INFO] [stdout] 23: 0x558fa51584ec - std::panicking::try::h46b4de2d705e7a8d [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:325 [INFO] [stdout] 24: 0x558fa51584ec - std::panic::catch_unwind::h059b3f06991e0a9c [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:394 [INFO] [stdout] 25: 0x558fa51584ec - test::run_test_in_process::h5ae08a65430494a4 [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 26: 0x558fa51584ec - test::run_test::run_test_inner::{{closure}}::h4b36073838376ae8 [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 27: 0x558fa5130466 - std::sys_common::backtrace::__rust_begin_short_backtrace::h0169d0be588b8bf0 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 28: 0x558fa5135455 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h71bfc37e887d3973 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/thread/mod.rs:475 [INFO] [stdout] 29: 0x558fa5135455 - as core::ops::function::FnOnce<()>>::call_once::h36c65072907dc180 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:318 [INFO] [stdout] 30: 0x558fa5135455 - std::panicking::try::do_call::h4e0f426e17cd216c [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:348 [INFO] [stdout] 31: 0x558fa5135455 - std::panicking::try::hd05e4ef6b4303d29 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:325 [INFO] [stdout] 32: 0x558fa5135455 - std::panic::catch_unwind::h19a1127ec729c5dd [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:394 [INFO] [stdout] 33: 0x558fa5135455 - std::thread::Builder::spawn_unchecked::{{closure}}::h011300735f06b1e2 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/thread/mod.rs:474 [INFO] [stdout] 34: 0x558fa5135455 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h1e3c55f31f1d122e [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/ops/function.rs:233 [INFO] [stdout] 35: 0x558fa51b67ba - as core::ops::function::FnOnce>::call_once::hc0e15d78a519721e [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081 [INFO] [stdout] 36: 0x558fa51b67ba - as core::ops::function::FnOnce>::call_once::h211da8fffb09f192 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081 [INFO] [stdout] 37: 0x558fa51b67ba - std::sys::unix::thread::Thread::new::thread_start::h29594ddebf23e421 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 38: 0x7feed5b5f609 - start_thread [INFO] [stdout] 39: 0x7feed5dea103 - __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:428:54 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x558fa51ad6a5 - backtrace::backtrace::libunwind::trace::hea89dfbbfe67f40d [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x558fa51ad6a5 - backtrace::backtrace::trace_unsynchronized::h0513dd713d7644d4 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x558fa51ad6a5 - std::sys_common::backtrace::_print_fmt::h040abae64e4a24a9 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x558fa51ad6a5 - ::fmt::hb4bdb37c3c335733 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x558fa51d6e3c - core::fmt::write::h540ac4a6a1232abc [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x558fa5130f75 - std::io::Write::write_fmt::h4be0daababb55bba [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/io/mod.rs:1539 [INFO] [stdout] 6: 0x558fa51a7ca1 - std::io::impls::>::write_fmt::h83c1e1aa73f374f5 [INFO] [stdout] at src/libstd/io/impls.rs:176 [INFO] [stdout] 7: 0x558fa51afe00 - std::sys_common::backtrace::_print::hb55cc635eaf1882e [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x558fa51afe00 - std::sys_common::backtrace::print::h2b2218fa55714084 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x558fa51afe00 - std::panicking::default_hook::{{closure}}::h578517c025765cf3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x558fa51afafa - std::panicking::default_hook::h4cafc94c2fc640fb [INFO] [stdout] at src/libstd/panicking.rs:214 [INFO] [stdout] 11: 0x558fa51b0443 - std::panicking::rust_panic_with_hook::h3eeb5001beeca5c3 [INFO] [stdout] at src/libstd/panicking.rs:526 [INFO] [stdout] 12: 0x558fa51b003b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:437 [INFO] [stdout] 13: 0x558fa51d4da1 - core::panicking::panic_fmt::h78830ea6a34e7206 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 14: 0x558fa51d4bc3 - core::option::expect_none_failed::hf79bbb5ca7e09e08 [INFO] [stdout] at src/libcore/option.rs:1269 [INFO] [stdout] 15: 0x558fa512f649 - core::result::Result::expect::h90dafdb91505073a [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/result.rs:963 [INFO] [stdout] 16: 0x558fa5121321 - arithmaster::tests::test_exercise::hdd7ce76e26e9e262 [INFO] [stdout] at src/main.rs:428 [INFO] [stdout] 17: 0x558fa5123df9 - arithmaster::tests::user_interaction_exponentiation::hc1caa9ca5c218b19 [INFO] [stdout] at src/main.rs:482 [INFO] [stdout] 18: 0x558fa5123d3a - arithmaster::tests::user_interaction_exponentiation::{{closure}}::hbed810f808ae5415 [INFO] [stdout] at src/main.rs:479 [INFO] [stdout] 19: 0x558fa512ddde - core::ops::function::FnOnce::call_once::hbe0982daa248b752 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/ops/function.rs:233 [INFO] [stdout] 20: 0x558fa51584ec - as core::ops::function::FnOnce>::call_once::h8340ba6798e0c4ff [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081 [INFO] [stdout] 21: 0x558fa51584ec - as core::ops::function::FnOnce<()>>::call_once::h5590e98676605094 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:318 [INFO] [stdout] 22: 0x558fa51584ec - std::panicking::try::do_call::hd8680a2dbb0ed3c4 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:348 [INFO] [stdout] 23: 0x558fa51584ec - std::panicking::try::h46b4de2d705e7a8d [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:325 [INFO] [stdout] 24: 0x558fa51584ec - std::panic::catch_unwind::h059b3f06991e0a9c [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:394 [INFO] [stdout] 25: 0x558fa51584ec - test::run_test_in_process::h5ae08a65430494a4 [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 26: 0x558fa51584ec - test::run_test::run_test_inner::{{closure}}::h4b36073838376ae8 [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 27: 0x558fa5130466 - std::sys_common::backtrace::__rust_begin_short_backtrace::h0169d0be588b8bf0 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 28: 0x558fa5135455 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h71bfc37e887d3973 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/thread/mod.rs:475 [INFO] [stdout] 29: 0x558fa5135455 - as core::ops::function::FnOnce<()>>::call_once::h36c65072907dc180 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:318 [INFO] [stdout] 30: 0x558fa5135455 - std::panicking::try::do_call::h4e0f426e17cd216c [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:348 [INFO] [stdout] 31: 0x558fa5135455 - std::panicking::try::hd05e4ef6b4303d29 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:325 [INFO] [stdout] 32: 0x558fa5135455 - std::panic::catch_unwind::h19a1127ec729c5dd [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:394 [INFO] [stdout] 33: 0x558fa5135455 - std::thread::Builder::spawn_unchecked::{{closure}}::h011300735f06b1e2 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/thread/mod.rs:474 [INFO] [stdout] 34: 0x558fa5135455 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h1e3c55f31f1d122e [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/ops/function.rs:233 [INFO] [stdout] 35: 0x558fa51b67ba - as core::ops::function::FnOnce>::call_once::hc0e15d78a519721e [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081 [INFO] [stdout] 36: 0x558fa51b67ba - as core::ops::function::FnOnce>::call_once::h211da8fffb09f192 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081 [INFO] [stdout] 37: 0x558fa51b67ba - std::sys::unix::thread::Thread::new::thread_start::h29594ddebf23e421 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 38: 0x7feed5b5f609 - start_thread [INFO] [stdout] 39: 0x7feed5dea103 - __clone [INFO] [stdout] 40: 0x0 - [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:428:54 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x558fa51ad6a5 - backtrace::backtrace::libunwind::trace::hea89dfbbfe67f40d [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x558fa51ad6a5 - backtrace::backtrace::trace_unsynchronized::h0513dd713d7644d4 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x558fa51ad6a5 - std::sys_common::backtrace::_print_fmt::h040abae64e4a24a9 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x558fa51ad6a5 - ::fmt::hb4bdb37c3c335733 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x558fa51d6e3c - core::fmt::write::h540ac4a6a1232abc [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x558fa5130f75 - std::io::Write::write_fmt::h4be0daababb55bba [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/io/mod.rs:1539 [INFO] [stdout] 6: 0x558fa51a7ca1 - std::io::impls::>::write_fmt::h83c1e1aa73f374f5 [INFO] [stdout] at src/libstd/io/impls.rs:176 [INFO] [stdout] 7: 0x558fa51afe00 - std::sys_common::backtrace::_print::hb55cc635eaf1882e [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x558fa51afe00 - std::sys_common::backtrace::print::h2b2218fa55714084 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x558fa51afe00 - std::panicking::default_hook::{{closure}}::h578517c025765cf3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x558fa51afafa - std::panicking::default_hook::h4cafc94c2fc640fb [INFO] [stdout] at src/libstd/panicking.rs:214 [INFO] [stdout] 11: 0x558fa51b0443 - std::panicking::rust_panic_with_hook::h3eeb5001beeca5c3 [INFO] [stdout] at src/libstd/panicking.rs:526 [INFO] [stdout] 12: 0x558fa51b003b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:437 [INFO] [stdout] 13: 0x558fa51d4da1 - core::panicking::panic_fmt::h78830ea6a34e7206 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 14: 0x558fa51d4bc3 - core::option::expect_none_failed::hf79bbb5ca7e09e08 [INFO] [stdout] at src/libcore/option.rs:1269 [INFO] [stdout] 15: 0x558fa512f649 - core::result::Result::expect::h90dafdb91505073a [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/result.rs:963 [INFO] [stdout] 16: 0x558fa5121321 - arithmaster::tests::test_exercise::hdd7ce76e26e9e262 [INFO] [stdout] at src/main.rs:428 [INFO] [stdout] 17: 0x558fa5123b8c - arithmaster::tests::user_interaction_addition::h8313f7d934a620a8 [INFO] [stdout] at src/main.rs:458 [INFO] [stdout] 18: 0x558fa5123aca - arithmaster::tests::user_interaction_addition::{{closure}}::he7140a3a1871cfb8 [INFO] [stdout] at src/main.rs:455 [INFO] [stdout] 19: 0x558fa512dc1e - core::ops::function::FnOnce::call_once::h5e1e433f840f0f91 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/ops/function.rs:233 [INFO] [stdout] 20: 0x558fa51584ec - as core::ops::function::FnOnce>::call_once::h8340ba6798e0c4ff [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081 [INFO] [stdout] 21: 0x558fa51584ec - as core::ops::function::FnOnce<()>>::call_once::h5590e98676605094 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:318 [INFO] [stdout] 22: 0x558fa51584ec - std::panicking::try::do_call::hd8680a2dbb0ed3c4 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:348 [INFO] [stdout] 23: 0x558fa51584ec - std::panicking::try::h46b4de2d705e7a8d [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:325 [INFO] [stdout] 24: 0x558fa51584ec - std::panic::catch_unwind::h059b3f06991e0a9c [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:394 [INFO] [stdout] 25: 0x558fa51584ec - test::run_test_in_process::h5ae08a65430494a4 [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 26: 0x558fa51584ec - test::run_test::run_test_inner::{{closure}}::h4b36073838376ae8 [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 27: 0x558fa5130466 - std::sys_common::backtrace::__rust_begin_short_backtrace::h0169d0be588b8bf0 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 28: 0x558fa5135455 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h71bfc37e887d3973 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/thread/mod.rs:475 [INFO] [stdout] 29: 0x558fa5135455 - as core::ops::function::FnOnce<()>>::call_once::h36c65072907dc180 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:318 [INFO] [stdout] 30: 0x558fa5135455 - std::panicking::try::do_call::h4e0f426e17cd216c [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:348 [INFO] [stdout] 31: 0x558fa5135455 - std::panicking::try::hd05e4ef6b4303d29 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:325 [INFO] [stdout] 32: 0x558fa5135455 - std::panic::catch_unwind::h19a1127ec729c5dd [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:394 [INFO] [stdout] 33: 0x558fa5135455 - std::thread::Builder::spawn_unchecked::{{closure}}::h011300735f06b1e2 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/thread/mod.rs:474 [INFO] [stdout] 34: 0x558fa5135455 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h1e3c55f31f1d122e [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/ops/function.rs:233 [INFO] [stdout] 35: 0x558fa51b67ba - as core::ops::function::FnOnce>::call_once::hc0e15d78a519721e [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081 [INFO] [stdout] 36: 0x558fa51b67ba - as core::ops::function::FnOnce>::call_once::h211da8fffb09f192 [INFO] [stdout] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081 [INFO] [stdout] 37: 0x558fa51b67ba - std::sys::unix::thread::Thread::new::thread_start::h29594ddebf23e421 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 38: 0x7feed5b5f609 - start_thread [INFO] [stdout] 39: 0x7feed5dea103 - __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] running `Command { std: "docker" "inspect" "5fddba9c5dfa1e13cbeb0a3b1d9a947945e2659bc7ca55f2048c4ea069f3937a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5fddba9c5dfa1e13cbeb0a3b1d9a947945e2659bc7ca55f2048c4ea069f3937a", kill_on_drop: false }` [INFO] [stdout] 5fddba9c5dfa1e13cbeb0a3b1d9a947945e2659bc7ca55f2048c4ea069f3937a