[INFO] cloning repository https://github.com/livstyle/OsExercises
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/livstyle/OsExercises" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flivstyle%2FOsExercises", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flivstyle%2FOsExercises'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 95d1dfdc34f9faabca58357e3ffbf556453617ea
[INFO] testing livstyle/OsExercises against 1.99.0-beta.1+cargoflags=--release for beta-release-1.99-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flivstyle%2FOsExercises" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/livstyle/OsExercises
[INFO] finished tweaking git repo https://github.com/livstyle/OsExercises
[INFO] tweaked toml for git repo https://github.com/livstyle/OsExercises written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/livstyle/OsExercises on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/livstyle/OsExercises already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] ee5cf87e3ccc360f3a6e76f709409c68e47965382bc249491b7fb7a03079b73f
[INFO] running `Command { std: "docker" "start" "ee5cf87e3ccc360f3a6e76f709409c68e47965382bc249491b7fb7a03079b73f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee5cf87e3ccc360f3a6e76f709409c68e47965382bc249491b7fb7a03079b73f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ee5cf87e3ccc360f3a6e76f709409c68e47965382bc249491b7fb7a03079b73f" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee5cf87e3ccc360f3a6e76f709409c68e47965382bc249491b7fb7a03079b73f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ee5cf87e3ccc360f3a6e76f709409c68e47965382bc249491b7fb7a03079b73f" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling proc-macro2 v1.0.64
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.171
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling regex-syntax v0.7.4
[INFO] [stderr]    Compiling log v0.4.19
[INFO] [stderr]    Compiling smallvec v1.11.0
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling serde_json v1.0.102
[INFO] [stderr]    Compiling aho-corasick v1.0.2
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling argh_shared v0.1.10
[INFO] [stderr]    Compiling walkdir v2.3.3
[INFO] [stderr]    Compiling ryu v1.0.14
[INFO] [stderr]    Compiling itoa v1.0.8
[INFO] [stderr]    Compiling pin-project-lite v0.2.10
[INFO] [stderr]    Compiling bytes v1.4.0
[INFO] [stderr]    Compiling number_prefix v0.4.0
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling home v0.5.5
[INFO] [stderr]    Compiling net2 v0.2.39
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling mio v0.8.8
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling console v0.15.7
[INFO] [stderr]    Compiling filetime v0.2.21
[INFO] [stderr]    Compiling inotify v0.7.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling socket2 v0.4.9
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling syn v2.0.25
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling notify v4.0.17
[INFO] [stderr]    Compiling regex-automata v0.3.3
[INFO] [stderr]    Compiling argh_derive v0.1.10
[INFO] [stderr]    Compiling argh v0.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.171
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling regex v1.9.1
[INFO] [stderr]    Compiling indicatif v0.16.2
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling arceos v5.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/exercise.rs:117:20
[INFO] [stdout]     |
[INFO] [stdout] 117 |     pub fn compile(&self) -> Result<CompiledExercise, ExerciseOutput> {
[INFO] [stdout]     |                    ^^^^^            ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 117 |     pub fn compile(&self) -> Result<CompiledExercise<'_>, ExerciseOutput> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 54.72s
[INFO] running `Command { std: "docker" "inspect" "ee5cf87e3ccc360f3a6e76f709409c68e47965382bc249491b7fb7a03079b73f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ee5cf87e3ccc360f3a6e76f709409c68e47965382bc249491b7fb7a03079b73f" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling predicates-core v1.0.6
[INFO] [stderr]    Compiling escargot v0.4.0
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling termtree v0.4.1
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/exercise.rs:117:20
[INFO] [stdout]     |
[INFO] [stdout] 117 |     pub fn compile(&self) -> Result<CompiledExercise, ExerciseOutput> {
[INFO] [stdout]     |                    ^^^^^            ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 117 |     pub fn compile(&self) -> Result<CompiledExercise<'_>, ExerciseOutput> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling predicates-tree v1.0.9
[INFO] [stderr]    Compiling float-cmp v0.8.0
[INFO] [stderr]    Compiling predicates v1.0.8
[INFO] [stderr]    Compiling assert_cmd v0.11.1
[INFO] [stderr]    Compiling arceos v5.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/exercise.rs:117:20
[INFO] [stdout]     |
[INFO] [stdout] 117 |     pub fn compile(&self) -> Result<CompiledExercise, ExerciseOutput> {
[INFO] [stdout]     |                    ^^^^^            ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 117 |     pub fn compile(&self) -> Result<CompiledExercise<'_>, ExerciseOutput> {
[INFO] [stdout]     |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 6.36s
[INFO] running `Command { std: "docker" "inspect" "ee5cf87e3ccc360f3a6e76f709409c68e47965382bc249491b7fb7a03079b73f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ee5cf87e3ccc360f3a6e76f709409c68e47965382bc249491b7fb7a03079b73f" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/exercise.rs:117:20
[INFO] [stderr]     |
[INFO] [stderr] 117 |     pub fn compile(&self) -> Result<CompiledExercise, ExerciseOutput> {
[INFO] [stderr]     |                    ^^^^^            ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 117 |     pub fn compile(&self) -> Result<CompiledExercise<'_>, ExerciseOutput> {
[INFO] [stderr]     |                                                     ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `arceos` (bin "arceos") generated 1 warning (run `cargo fix --bin "arceos" -p arceos` to apply 1 suggestion)
[INFO] [stderr] warning: `arceos` (bin "arceos" test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/release/deps/arceos-87813d94f758e815)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test exercise::test::test_clean ... FAILED
[INFO] [stdout] test exercise::test::test_finished_exercise ... FAILED
[INFO] [stdout] test exercise::test::test_pending_state ... FAILED
[INFO] [stdout] test exercise::test::test_exercise_with_output ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- exercise::test::test_clean stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'exercise::test::test_clean' (1532) panicked at src/exercise.rs:312:36:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5ee1cd082381 - <<std[104cf6e2632825ea]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[7c831bd917ebf35f]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x5ee1cd097dea - core[7c831bd917ebf35f]::fmt::write
[INFO] [stdout]    2:     0x5ee1cd0868ec - <alloc[2fdc3f7464fcf288]::vec::Vec<u8> as core[7c831bd917ebf35f]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x5ee1cd05e2e6 - std[104cf6e2632825ea]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x5ee1cd07a789 - std[104cf6e2632825ea]::panicking::default_hook
[INFO] [stdout]    5:     0x5ee1ccf68ef0 - test[73009c9f9aebf890]::test_main_inner::<test[73009c9f9aebf890]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x5ee1cd07a942 - std[104cf6e2632825ea]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5ee1cd05e392 - std[104cf6e2632825ea]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5ee1cd056c59 - std[104cf6e2632825ea]::sys::backtrace::__rust_end_short_backtrace::<std[104cf6e2632825ea]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x5ee1cd05ef8d - __rustc[b0d56fa5b193ad05]::rust_begin_unwind
[INFO] [stdout]   10:     0x5ee1cd0985cc - core[7c831bd917ebf35f]::panicking::panic_fmt
[INFO] [stdout]   11:     0x5ee1cd0983a2 - core[7c831bd917ebf35f]::result::unwrap_failed
[INFO] [stdout]   12:     0x5ee1ccf59c13 - arceos[2b38878d4215414e]::exercise::test::test_clean
[INFO] [stdout]   13:     0x5ee1ccf5c109 - <arceos[2b38878d4215414e]::exercise::test::test_clean::{closure#0} as core[7c831bd917ebf35f]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   14:     0x5ee1ccf5c1db - test[73009c9f9aebf890]::__rust_begin_short_backtrace::<core[7c831bd917ebf35f]::result::Result<(), alloc[2fdc3f7464fcf288]::string::String>, fn() -> core[7c831bd917ebf35f]::result::Result<(), alloc[2fdc3f7464fcf288]::string::String>>
[INFO] [stdout]   15:     0x5ee1ccf69845 - test[73009c9f9aebf890]::run_test::{closure#0}
[INFO] [stdout]   16:     0x5ee1ccf62c04 - std[104cf6e2632825ea]::sys::backtrace::__rust_begin_short_backtrace::<test[73009c9f9aebf890]::run_test::{closure#1}, ()>
[INFO] [stderr] error: test failed, to rerun pass `--bin arceos`
[INFO] [stdout]   17:     0x5ee1ccf6c9a2 - <std[104cf6e2632825ea]::thread::lifecycle::spawn_unchecked<test[73009c9f9aebf890]::run_test::{closure#1}, ()>::{closure#1} as core[7c831bd917ebf35f]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   18:     0x5ee1cd081a69 - <std[104cf6e2632825ea]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   19:     0x7d01be05507a - <unknown>
[INFO] [stdout]   20:     0x7d01be0e8534 - clone
[INFO] [stdout]   21:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- exercise::test::test_finished_exercise stdout ----
[INFO] [stdout] file_path1111: "/opt/rustwide/workdir/tests/fixture/state/finished_exercise.rs"
[INFO] [stdout] 
[INFO] [stdout] thread 'exercise::test::test_finished_exercise' (1534) panicked at src/exercise.rs:244:35:
[INFO] [stdout] We were unable to open the exercise file!: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5ee1cd082381 - <<std[104cf6e2632825ea]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[7c831bd917ebf35f]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x5ee1cd097dea - core[7c831bd917ebf35f]::fmt::write
[INFO] [stdout]    2:     0x5ee1cd0868ec - <alloc[2fdc3f7464fcf288]::vec::Vec<u8> as core[7c831bd917ebf35f]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x5ee1cd05e2e6 - std[104cf6e2632825ea]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x5ee1cd07a789 - std[104cf6e2632825ea]::panicking::default_hook
[INFO] [stdout]    5:     0x5ee1ccf68ef0 - test[73009c9f9aebf890]::test_main_inner::<test[73009c9f9aebf890]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x5ee1cd07a942 - std[104cf6e2632825ea]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5ee1cd05e392 - std[104cf6e2632825ea]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5ee1cd056c59 - std[104cf6e2632825ea]::sys::backtrace::__rust_end_short_backtrace::<std[104cf6e2632825ea]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x5ee1cd05ef8d - __rustc[b0d56fa5b193ad05]::rust_begin_unwind
[INFO] [stdout]   10:     0x5ee1cd0985cc - core[7c831bd917ebf35f]::panicking::panic_fmt
[INFO] [stdout]   11:     0x5ee1cd0983a2 - core[7c831bd917ebf35f]::result::unwrap_failed
[INFO] [stdout]   12:     0x5ee1ccf57b30 - <arceos[2b38878d4215414e]::exercise::Exercise>::state
[INFO] [stdout]   13:     0x5ee1ccf5a556 - arceos[2b38878d4215414e]::exercise::test::test_finished_exercise
[INFO] [stdout]   14:     0x5ee1ccf5c149 - <arceos[2b38878d4215414e]::exercise::test::test_finished_exercise::{closure#0} as core[7c831bd917ebf35f]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   15:     0x5ee1ccf5c1db - test[73009c9f9aebf890]::__rust_begin_short_backtrace::<core[7c831bd917ebf35f]::result::Result<(), alloc[2fdc3f7464fcf288]::string::String>, fn() -> core[7c831bd917ebf35f]::result::Result<(), alloc[2fdc3f7464fcf288]::string::String>>
[INFO] [stdout]   16:     0x5ee1ccf69845 - test[73009c9f9aebf890]::run_test::{closure#0}
[INFO] [stdout]   17:     0x5ee1ccf62c04 - std[104cf6e2632825ea]::sys::backtrace::__rust_begin_short_backtrace::<test[73009c9f9aebf890]::run_test::{closure#1}, ()>
[INFO] [stdout]   18:     0x5ee1ccf6c9a2 - <std[104cf6e2632825ea]::thread::lifecycle::spawn_unchecked<test[73009c9f9aebf890]::run_test::{closure#1}, ()>::{closure#1} as core[7c831bd917ebf35f]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   19:     0x5ee1cd081a69 - <std[104cf6e2632825ea]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   20:     0x7d01be05507a - <unknown>
[INFO] [stdout]   21:     0x7d01be0e8534 - clone
[INFO] [stdout]   22:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- exercise::test::test_pending_state stdout ----
[INFO] [stdout] file_path1111: "/opt/rustwide/workdir/tests/fixture/state/pending_exercise.rs"
[INFO] [stdout] 
[INFO] [stdout] thread 'exercise::test::test_pending_state' (1535) panicked at src/exercise.rs:244:35:
[INFO] [stdout] We were unable to open the exercise file!: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5ee1cd082381 - <<std[104cf6e2632825ea]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[7c831bd917ebf35f]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x5ee1cd097dea - core[7c831bd917ebf35f]::fmt::write
[INFO] [stdout]    2:     0x5ee1cd0868ec - <alloc[2fdc3f7464fcf288]::vec::Vec<u8> as core[7c831bd917ebf35f]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x5ee1cd05e2e6 - std[104cf6e2632825ea]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x5ee1cd07a789 - std[104cf6e2632825ea]::panicking::default_hook
[INFO] [stdout]    5:     0x5ee1ccf68ef0 - test[73009c9f9aebf890]::test_main_inner::<test[73009c9f9aebf890]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x5ee1cd07a942 - std[104cf6e2632825ea]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5ee1cd05e392 - std[104cf6e2632825ea]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5ee1cd056c59 - std[104cf6e2632825ea]::sys::backtrace::__rust_end_short_backtrace::<std[104cf6e2632825ea]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x5ee1cd05ef8d - __rustc[b0d56fa5b193ad05]::rust_begin_unwind
[INFO] [stdout]   10:     0x5ee1cd0985cc - core[7c831bd917ebf35f]::panicking::panic_fmt
[INFO] [stdout]   11:     0x5ee1cd0983a2 - core[7c831bd917ebf35f]::result::unwrap_failed
[INFO] [stdout]   12:     0x5ee1ccf57b30 - <arceos[2b38878d4215414e]::exercise::Exercise>::state
[INFO] [stdout]   13:     0x5ee1ccf59e84 - arceos[2b38878d4215414e]::exercise::test::test_pending_state
[INFO] [stdout]   14:     0x5ee1ccf5c129 - <arceos[2b38878d4215414e]::exercise::test::test_pending_state::{closure#0} as core[7c831bd917ebf35f]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   15:     0x5ee1ccf5c1db - test[73009c9f9aebf890]::__rust_begin_short_backtrace::<core[7c831bd917ebf35f]::result::Result<(), alloc[2fdc3f7464fcf288]::string::String>, fn() -> core[7c831bd917ebf35f]::result::Result<(), alloc[2fdc3f7464fcf288]::string::String>>
[INFO] [stdout]   16:     0x5ee1ccf69845 - test[73009c9f9aebf890]::run_test::{closure#0}
[INFO] [stdout]   17:     0x5ee1ccf62c04 - std[104cf6e2632825ea]::sys::backtrace::__rust_begin_short_backtrace::<test[73009c9f9aebf890]::run_test::{closure#1}, ()>
[INFO] [stdout]   18:     0x5ee1ccf6c9a2 - <std[104cf6e2632825ea]::thread::lifecycle::spawn_unchecked<test[73009c9f9aebf890]::run_test::{closure#1}, ()>::{closure#1} as core[7c831bd917ebf35f]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   19:     0x5ee1cd081a69 - <std[104cf6e2632825ea]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   20:     0x7d01be05507a - <unknown>
[INFO] [stdout]   21:     0x7d01be0e8534 - clone
[INFO] [stdout]   22:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- exercise::test::test_exercise_with_output stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'exercise::test::test_exercise_with_output' (1533) panicked at src/exercise.rs:393:38:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: ExerciseOutput { stdout: "", stderr: "\u{1b}[1m\u{1b}[91merror\u{1b}[0m\u{1b}[1m: couldn't find file `tests/fixture/success/testSuccess.rs`\u{1b}[0m\n\n\u{1b}[1m\u{1b}[91merror\u{1b}[0m\u{1b}[1m: aborting due to 1 previous error\u{1b}[0m\n\n" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5ee1cd082381 - <<std[104cf6e2632825ea]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[7c831bd917ebf35f]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x5ee1cd097dea - core[7c831bd917ebf35f]::fmt::write
[INFO] [stdout]    2:     0x5ee1cd0868ec - <alloc[2fdc3f7464fcf288]::vec::Vec<u8> as core[7c831bd917ebf35f]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x5ee1cd05e2e6 - std[104cf6e2632825ea]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x5ee1cd07a789 - std[104cf6e2632825ea]::panicking::default_hook
[INFO] [stdout]    5:     0x5ee1ccf68ef0 - test[73009c9f9aebf890]::test_main_inner::<test[73009c9f9aebf890]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x5ee1cd07a942 - std[104cf6e2632825ea]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5ee1cd05e392 - std[104cf6e2632825ea]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5ee1cd056c59 - std[104cf6e2632825ea]::sys::backtrace::__rust_end_short_backtrace::<std[104cf6e2632825ea]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x5ee1cd05ef8d - __rustc[b0d56fa5b193ad05]::rust_begin_unwind
[INFO] [stdout]   10:     0x5ee1cd0985cc - core[7c831bd917ebf35f]::panicking::panic_fmt
[INFO] [stdout]   11:     0x5ee1cd0983a2 - core[7c831bd917ebf35f]::result::unwrap_failed
[INFO] [stdout]   12:     0x5ee1ccf5ad37 - arceos[2b38878d4215414e]::exercise::test::test_exercise_with_output
[INFO] [stdout]   13:     0x5ee1ccf5c169 - <arceos[2b38878d4215414e]::exercise::test::test_exercise_with_output::{closure#0} as core[7c831bd917ebf35f]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   14:     0x5ee1ccf5c1db - test[73009c9f9aebf890]::__rust_begin_short_backtrace::<core[7c831bd917ebf35f]::result::Result<(), alloc[2fdc3f7464fcf288]::string::String>, fn() -> core[7c831bd917ebf35f]::result::Result<(), alloc[2fdc3f7464fcf288]::string::String>>
[INFO] [stdout]   15:     0x5ee1ccf69845 - test[73009c9f9aebf890]::run_test::{closure#0}
[INFO] [stdout]   16:     0x5ee1ccf62c04 - std[104cf6e2632825ea]::sys::backtrace::__rust_begin_short_backtrace::<test[73009c9f9aebf890]::run_test::{closure#1}, ()>
[INFO] [stdout]   17:     0x5ee1ccf6c9a2 - <std[104cf6e2632825ea]::thread::lifecycle::spawn_unchecked<test[73009c9f9aebf890]::run_test::{closure#1}, ()>::{closure#1} as core[7c831bd917ebf35f]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   18:     0x5ee1cd081a69 - <std[104cf6e2632825ea]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   19:     0x7d01be05507a - <unknown>
[INFO] [stdout]   20:     0x7d01be0e8534 - clone
[INFO] [stdout]   21:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     exercise::test::test_clean
[INFO] [stdout]     exercise::test::test_exercise_with_output
[INFO] [stdout]     exercise::test::test_finished_exercise
[INFO] [stdout]     exercise::test::test_pending_state
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ee5cf87e3ccc360f3a6e76f709409c68e47965382bc249491b7fb7a03079b73f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee5cf87e3ccc360f3a6e76f709409c68e47965382bc249491b7fb7a03079b73f", kill_on_drop: false }`
[INFO] [stdout] ee5cf87e3ccc360f3a6e76f709409c68e47965382bc249491b7fb7a03079b73f
