[INFO] fetching crate ephemeral 0.2.1... [INFO] testing ephemeral-0.2.1 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296 [INFO] extracting crate ephemeral 0.2.1 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate ephemeral 0.2.1 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate ephemeral 0.2.1 [INFO] finished tweaking crates.io crate ephemeral 0.2.1 [INFO] tweaked toml for crates.io crate ephemeral 0.2.1 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7f6663d1853a67d7b44ac334cbb379a62f0eea0b603ed589751ddb8acc341416 [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" "7f6663d1853a67d7b44ac334cbb379a62f0eea0b603ed589751ddb8acc341416", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7f6663d1853a67d7b44ac334cbb379a62f0eea0b603ed589751ddb8acc341416", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f6663d1853a67d7b44ac334cbb379a62f0eea0b603ed589751ddb8acc341416", kill_on_drop: false }` [INFO] [stdout] 7f6663d1853a67d7b44ac334cbb379a62f0eea0b603ed589751ddb8acc341416 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 161bcc05cc79a9e4bb5d0560fbfe898f2715042a94f206e8190e044da1f038c4 [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" "161bcc05cc79a9e4bb5d0560fbfe898f2715042a94f206e8190e044da1f038c4", kill_on_drop: false }` [INFO] [stderr] Compiling ephemeral v0.2.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.63s [INFO] running `Command { std: "docker" "inspect" "161bcc05cc79a9e4bb5d0560fbfe898f2715042a94f206e8190e044da1f038c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "161bcc05cc79a9e4bb5d0560fbfe898f2715042a94f206e8190e044da1f038c4", kill_on_drop: false }` [INFO] [stdout] 161bcc05cc79a9e4bb5d0560fbfe898f2715042a94f206e8190e044da1f038c4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c30a634ca51801580577ed43c7645ab6ab83a0088057e9395df61b047e2f3114 [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" "c30a634ca51801580577ed43c7645ab6ab83a0088057e9395df61b047e2f3114", kill_on_drop: false }` [INFO] [stderr] Compiling ephemeral v0.2.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.99s [INFO] running `Command { std: "docker" "inspect" "c30a634ca51801580577ed43c7645ab6ab83a0088057e9395df61b047e2f3114", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c30a634ca51801580577ed43c7645ab6ab83a0088057e9395df61b047e2f3114", kill_on_drop: false }` [INFO] [stdout] c30a634ca51801580577ed43c7645ab6ab83a0088057e9395df61b047e2f3114 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 41aa8c19de4228f6215c9948d3d5f078400110c20dbada04aa7f4e7a25d6ebce [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" "41aa8c19de4228f6215c9948d3d5f078400110c20dbada04aa7f4e7a25d6ebce", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/ephemeral-40c6204d87ce190e [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test tests::project_empty_build_creates_dir ... FAILED [INFO] [stdout] test tests::project_with_1_file_in_root ... FAILED [INFO] [stdout] test tests::project_with_dir_and_files_works ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::project_empty_build_creates_dir stdout ---- [INFO] [stdout] thread 'tests::project_empty_build_creates_dir' panicked at 'cannot create directory: Os { code: 30, kind: Other, message: "Read-only file system" }', src/lib.rs:73:32 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x564f20d6d030 - std::backtrace_rs::backtrace::libunwind::trace::h95fc93571932622e [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x564f20d6d030 - std::backtrace_rs::backtrace::trace_unsynchronized::h4d0b90afc33151fd [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x564f20d6d030 - std::sys_common::backtrace::_print_fmt::h93d302d001a3bf01 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x564f20d6d030 - ::fmt::h7881e3a580134f9a [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x564f20d91abc - core::fmt::write::h1857a60b204f1b6a [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/fmt/mod.rs:1078:17 [INFO] [stdout] 5: 0x564f20d692d2 - std::io::Write::write_fmt::hd17811b9a5dec54b [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/io/mod.rs:1519:15 [INFO] [stdout] 6: 0x564f20d6fc15 - std::sys_common::backtrace::_print::h3e3f9fed81bc11e9 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x564f20d6fc15 - std::sys_common::backtrace::print::hd22ac23fed5071c8 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x564f20d6fc15 - std::panicking::default_hook::{{closure}}::h1647bdcf68060e17 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x564f20d6f7a2 - std::panicking::default_hook::hb08853b392b9404b [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:222:9 [INFO] [stdout] 10: 0x564f20d703b1 - std::panicking::rust_panic_with_hook::h3624ee29da369ede [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:591:17 [INFO] [stdout] 11: 0x564f20d6fef7 - std::panicking::begin_panic_handler::{{closure}}::hefcfcedcde6bb6d9 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:497:13 [INFO] [stdout] 12: 0x564f20d6d4ec - std::sys_common::backtrace::__rust_end_short_backtrace::heb130cec93caa706 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x564f20d6fe59 - rust_begin_unwind [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:493:5 [INFO] [stdout] 14: 0x564f20d90441 - core::panicking::panic_fmt::hb15d6f55e8472f62 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x564f20d90263 - core::option::expect_none_failed::he492a18657d97593 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/option.rs:1268:5 [INFO] [stdout] 16: 0x564f20d13eb6 - core::result::Result::expect::hcec94607c7bf8aa6 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/result.rs:933:23 [INFO] [stdout] 17: 0x564f20d1295a - ephemeral::Project::build::{{closure}}::h5b1f143f7cddbfb4 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:73:13 [INFO] [stdout] 18: 0x564f20d11f00 - as core::iter::traits::iterator::Iterator>::for_each::h2a629a3c6ba7feb2 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/slice/iter/macros.rs:203:21 [INFO] [stdout] 19: 0x564f20d1279b - ephemeral::Project::build::hef980e28daf60b61 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:72:9 [INFO] [stdout] 20: 0x564f20d0d3b7 - ephemeral::tests::project_empty_build_creates_dir::h5c528db6bfe7fc24 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:191:9 [INFO] [stdout] 21: 0x564f20d0d33a - ephemeral::tests::project_empty_build_creates_dir::{{closure}}::h386dc086160193f7 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:188:5 [INFO] [stdout] 22: 0x564f20d0e71e - core::ops::function::FnOnce::call_once::h1d52641b31d18fac [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 23: 0x564f20d3d9b3 - core::ops::function::FnOnce::call_once::h72b3efc134abec04 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 24: 0x564f20d3d9b3 - test::__rust_begin_short_backtrace::hf76173a3f44f554b [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/test/src/lib.rs:516:5 [INFO] [stdout] 25: 0x564f20d3c0a8 - as core::ops::function::FnOnce>::call_once::h49f5b686efed1e06 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/alloc/src/boxed.rs:1318:9 [INFO] [stdout] 26: 0x564f20d3c0a8 - as core::ops::function::FnOnce<()>>::call_once::h4879f836ca9aaead [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panic.rs:322:9 [INFO] [stdout] 27: 0x564f20d3c0a8 - std::panicking::try::do_call::h9655796ce3021b6c [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:379:40 [INFO] [stdout] 28: 0x564f20d3c0a8 - std::panicking::try::h346508ed448399f4 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:343:19 [INFO] [stdout] 29: 0x564f20d3c0a8 - std::panic::catch_unwind::h00e84f4e9c3caaa0 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panic.rs:396:14 [INFO] [stdout] 30: 0x564f20d3c0a8 - test::run_test_in_process::hc80321f825c30106 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/test/src/lib.rs:538:18 [INFO] [stdout] 31: 0x564f20d3c0a8 - test::run_test::run_test_inner::{{closure}}::h89c217441620999f [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/test/src/lib.rs:449:39 [INFO] [stdout] 32: 0x564f20d16696 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3852ec0877008db6 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 33: 0x564f20d1ae5d - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h7c7dfff4b938ae67 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/thread/mod.rs:474:17 [INFO] [stdout] 34: 0x564f20d1ae5d - as core::ops::function::FnOnce<()>>::call_once::h8db0dd15c072a403 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panic.rs:322:9 [INFO] [stdout] 35: 0x564f20d1ae5d - std::panicking::try::do_call::haad8639857ae1187 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:379:40 [INFO] [stdout] 36: 0x564f20d1ae5d - std::panicking::try::h61de115e9dce60f6 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:343:19 [INFO] [stdout] 37: 0x564f20d1ae5d - std::panic::catch_unwind::h50601fd82666a838 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panic.rs:396:14 [INFO] [stdout] 38: 0x564f20d1ae5d - std::thread::Builder::spawn_unchecked::{{closure}}::hac267391ef9d21bd [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/thread/mod.rs:473:30 [INFO] [stdout] 39: 0x564f20d1ae5d - core::ops::function::FnOnce::call_once{{vtable.shim}}::heb15d2d9c42706b7 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 40: 0x564f20d7657a - as core::ops::function::FnOnce>::call_once::h5446ed3fdb82006e [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/alloc/src/boxed.rs:1318:9 [INFO] [stdout] 41: 0x564f20d7657a - as core::ops::function::FnOnce>::call_once::h62a21a889329a3f2 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/alloc/src/boxed.rs:1318:9 [INFO] [stdout] 42: 0x564f20d7657a - std::sys::unix::thread::Thread::new::thread_start::h62402416daf174b6 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys/unix/thread.rs:71:17 [INFO] [stdout] 43: 0x7f41bd013609 - start_thread [INFO] [stdout] 44: 0x7f41bcde5293 - clone [INFO] [stdout] 45: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- tests::project_with_1_file_in_root stdout ---- [INFO] [stdout] thread 'tests::project_with_1_file_in_root' panicked at 'cannot create directory: Os { code: 30, kind: Other, message: "Read-only file system" }', src/lib.rs:73:32 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x564f20d6d030 - std::backtrace_rs::backtrace::libunwind::trace::h95fc93571932622e [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x564f20d6d030 - std::backtrace_rs::backtrace::trace_unsynchronized::h4d0b90afc33151fd [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x564f20d6d030 - std::sys_common::backtrace::_print_fmt::h93d302d001a3bf01 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x564f20d6d030 - ::fmt::h7881e3a580134f9a [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x564f20d91abc - core::fmt::write::h1857a60b204f1b6a [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/fmt/mod.rs:1078:17 [INFO] [stdout] 5: 0x564f20d692d2 - std::io::Write::write_fmt::hd17811b9a5dec54b [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/io/mod.rs:1519:15 [INFO] [stdout] 6: 0x564f20d6fc15 - std::sys_common::backtrace::_print::h3e3f9fed81bc11e9 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x564f20d6fc15 - std::sys_common::backtrace::print::hd22ac23fed5071c8 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x564f20d6fc15 - std::panicking::default_hook::{{closure}}::h1647bdcf68060e17 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x564f20d6f7a2 - std::panicking::default_hook::hb08853b392b9404b [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:222:9 [INFO] [stdout] 10: 0x564f20d703b1 - std::panicking::rust_panic_with_hook::h3624ee29da369ede [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:591:17 [INFO] [stdout] 11: 0x564f20d6fef7 - std::panicking::begin_panic_handler::{{closure}}::hefcfcedcde6bb6d9 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:497:13 [INFO] [stdout] 12: 0x564f20d6d4ec - std::sys_common::backtrace::__rust_end_short_backtrace::heb130cec93caa706 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x564f20d6fe59 - rust_begin_unwind [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:493:5 [INFO] [stdout] 14: 0x564f20d90441 - core::panicking::panic_fmt::hb15d6f55e8472f62 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x564f20d90263 - core::option::expect_none_failed::he492a18657d97593 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/option.rs:1268:5 [INFO] [stdout] 16: 0x564f20d13eb6 - core::result::Result::expect::hcec94607c7bf8aa6 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/result.rs:933:23 [INFO] [stdout] 17: 0x564f20d1295a - ephemeral::Project::build::{{closure}}::h5b1f143f7cddbfb4 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:73:13 [INFO] [stdout] 18: 0x564f20d11f00 - as core::iter::traits::iterator::Iterator>::for_each::h2a629a3c6ba7feb2 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/slice/iter/macros.rs:203:21 [INFO] [stdout] 19: 0x564f20d1279b - ephemeral::Project::build::hef980e28daf60b61 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:72:9 [INFO] [stdout] 20: 0x564f20d0dac8 - ephemeral::tests::project_with_1_file_in_root::h589e62925ea6609e [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:214:23 [INFO] [stdout] 21: 0x564f20d0d9da - ephemeral::tests::project_with_1_file_in_root::{{closure}}::h8643426dae4fb2f5 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:212:5 [INFO] [stdout] 22: 0x564f20d0e6ee - core::ops::function::FnOnce::call_once::h18e70ff67cc0cb67 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 23: 0x564f20d3d9b3 - core::ops::function::FnOnce::call_once::h72b3efc134abec04 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 24: 0x564f20d3d9b3 - test::__rust_begin_short_backtrace::hf76173a3f44f554b [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/test/src/lib.rs:516:5 [INFO] [stdout] 25: 0x564f20d3c0a8 - as core::ops::function::FnOnce>::call_once::h49f5b686efed1e06 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/alloc/src/boxed.rs:1318:9 [INFO] [stdout] 26: 0x564f20d3c0a8 - as core::ops::function::FnOnce<()>>::call_once::h4879f836ca9aaead [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panic.rs:322:9 [INFO] [stdout] 27: 0x564f20d3c0a8 - std::panicking::try::do_call::h9655796ce3021b6c [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:379:40 [INFO] [stdout] 28: 0x564f20d3c0a8 - std::panicking::try::h346508ed448399f4 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:343:19 [INFO] [stdout] 29: 0x564f20d3c0a8 - std::panic::catch_unwind::h00e84f4e9c3caaa0 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panic.rs:396:14 [INFO] [stdout] 30: 0x564f20d3c0a8 - test::run_test_in_process::hc80321f825c30106 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/test/src/lib.rs:538:18 [INFO] [stdout] 31: 0x564f20d3c0a8 - test::run_test::run_test_inner::{{closure}}::h89c217441620999f [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/test/src/lib.rs:449:39 [INFO] [stdout] 32: 0x564f20d16696 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3852ec0877008db6 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 33: 0x564f20d1ae5d - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h7c7dfff4b938ae67 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/thread/mod.rs:474:17 [INFO] [stdout] 34: 0x564f20d1ae5d - as core::ops::function::FnOnce<()>>::call_once::h8db0dd15c072a403 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panic.rs:322:9 [INFO] [stdout] 35: 0x564f20d1ae5d - std::panicking::try::do_call::haad8639857ae1187 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:379:40 [INFO] [stdout] 36: 0x564f20d1ae5d - std::panicking::try::h61de115e9dce60f6 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:343:19 [INFO] [stdout] 37: 0x564f20d1ae5d - std::panic::catch_unwind::h50601fd82666a838 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panic.rs:396:14 [INFO] [stdout] 38: 0x564f20d1ae5d - std::thread::Builder::spawn_unchecked::{{closure}}::hac267391ef9d21bd [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/thread/mod.rs:473:30 [INFO] [stdout] 39: 0x564f20d1ae5d - core::ops::function::FnOnce::call_once{{vtable.shim}}::heb15d2d9c42706b7 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 40: 0x564f20d7657a - as core::ops::function::FnOnce>::call_once::h5446ed3fdb82006e [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/alloc/src/boxed.rs:1318:9 [INFO] [stdout] 41: 0x564f20d7657a - as core::ops::function::FnOnce>::call_once::h62a21a889329a3f2 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/alloc/src/boxed.rs:1318:9 [INFO] [stdout] 42: 0x564f20d7657a - std::sys::unix::thread::Thread::new::thread_start::h62402416daf174b6 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys/unix/thread.rs:71:17 [INFO] [stdout] 43: 0x7f41bd013609 - start_thread [INFO] [stdout] 44: 0x7f41bcde5293 - clone [INFO] [stdout] 45: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- tests::project_with_dir_and_files_works stdout ---- [INFO] [stdout] thread 'tests::project_with_dir_and_files_works' panicked at 'cannot create directory: Os { code: 30, kind: Other, message: "Read-only file system" }', src/lib.rs:73:32 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x564f20d6d030 - std::backtrace_rs::backtrace::libunwind::trace::h95fc93571932622e [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x564f20d6d030 - std::backtrace_rs::backtrace::trace_unsynchronized::h4d0b90afc33151fd [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x564f20d6d030 - std::sys_common::backtrace::_print_fmt::h93d302d001a3bf01 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x564f20d6d030 - ::fmt::h7881e3a580134f9a [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x564f20d91abc - core::fmt::write::h1857a60b204f1b6a [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/fmt/mod.rs:1078:17 [INFO] [stdout] 5: 0x564f20d692d2 - std::io::Write::write_fmt::hd17811b9a5dec54b [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/io/mod.rs:1519:15 [INFO] [stdout] 6: 0x564f20d6fc15 - std::sys_common::backtrace::_print::h3e3f9fed81bc11e9 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x564f20d6fc15 - std::sys_common::backtrace::print::hd22ac23fed5071c8 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x564f20d6fc15 - std::panicking::default_hook::{{closure}}::h1647bdcf68060e17 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x564f20d6f7a2 - std::panicking::default_hook::hb08853b392b9404b [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:222:9 [INFO] [stdout] 10: 0x564f20d703b1 - std::panicking::rust_panic_with_hook::h3624ee29da369ede [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:591:17 [INFO] [stdout] 11: 0x564f20d6fef7 - std::panicking::begin_panic_handler::{{closure}}::hefcfcedcde6bb6d9 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:497:13 [INFO] [stdout] 12: 0x564f20d6d4ec - std::sys_common::backtrace::__rust_end_short_backtrace::heb130cec93caa706 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x564f20d6fe59 - rust_begin_unwind [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:493:5 [INFO] [stdout] 14: 0x564f20d90441 - core::panicking::panic_fmt::hb15d6f55e8472f62 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x564f20d90263 - core::option::expect_none_failed::he492a18657d97593 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/option.rs:1268:5 [INFO] [stdout] 16: 0x564f20d13eb6 - core::result::Result::expect::hcec94607c7bf8aa6 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/result.rs:933:23 [INFO] [stdout] 17: 0x564f20d1295a - ephemeral::Project::build::{{closure}}::h5b1f143f7cddbfb4 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:73:13 [INFO] [stdout] 18: 0x564f20d11f00 - as core::iter::traits::iterator::Iterator>::for_each::h2a629a3c6ba7feb2 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/slice/iter/macros.rs:203:21 [INFO] [stdout] 19: 0x564f20d1279b - ephemeral::Project::build::hef980e28daf60b61 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:72:9 [INFO] [stdout] 20: 0x564f20d0d636 - ephemeral::tests::project_with_dir_and_files_works::hedfe191d5084dc88 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:199:23 [INFO] [stdout] 21: 0x564f20d0d4da - ephemeral::tests::project_with_dir_and_files_works::{{closure}}::h7129e0b555ae35bd [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:197:5 [INFO] [stdout] 22: 0x564f20d0e74e - core::ops::function::FnOnce::call_once::h2eaef97ca0a32231 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 23: 0x564f20d3d9b3 - core::ops::function::FnOnce::call_once::h72b3efc134abec04 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 24: 0x564f20d3d9b3 - test::__rust_begin_short_backtrace::hf76173a3f44f554b [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/test/src/lib.rs:516:5 [INFO] [stdout] 25: 0x564f20d3c0a8 - as core::ops::function::FnOnce>::call_once::h49f5b686efed1e06 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/alloc/src/boxed.rs:1318:9 [INFO] [stdout] 26: 0x564f20d3c0a8 - as core::ops::function::FnOnce<()>>::call_once::h4879f836ca9aaead [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panic.rs:322:9 [INFO] [stdout] 27: 0x564f20d3c0a8 - std::panicking::try::do_call::h9655796ce3021b6c [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:379:40 [INFO] [stdout] 28: 0x564f20d3c0a8 - std::panicking::try::h346508ed448399f4 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:343:19 [INFO] [stdout] 29: 0x564f20d3c0a8 - std::panic::catch_unwind::h00e84f4e9c3caaa0 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panic.rs:396:14 [INFO] [stdout] 30: 0x564f20d3c0a8 - test::run_test_in_process::hc80321f825c30106 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/test/src/lib.rs:538:18 [INFO] [stdout] 31: 0x564f20d3c0a8 - test::run_test::run_test_inner::{{closure}}::h89c217441620999f [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/test/src/lib.rs:449:39 [INFO] [stdout] 32: 0x564f20d16696 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3852ec0877008db6 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 33: 0x564f20d1ae5d - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h7c7dfff4b938ae67 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/thread/mod.rs:474:17 [INFO] [stdout] 34: 0x564f20d1ae5d - as core::ops::function::FnOnce<()>>::call_once::h8db0dd15c072a403 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panic.rs:322:9 [INFO] [stdout] 35: 0x564f20d1ae5d - std::panicking::try::do_call::haad8639857ae1187 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:379:40 [INFO] [stdout] 36: 0x564f20d1ae5d - std::panicking::try::h61de115e9dce60f6 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panicking.rs:343:19 [INFO] [stdout] 37: 0x564f20d1ae5d - std::panic::catch_unwind::h50601fd82666a838 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/panic.rs:396:14 [INFO] [stdout] 38: 0x564f20d1ae5d - std::thread::Builder::spawn_unchecked::{{closure}}::hac267391ef9d21bd [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/thread/mod.rs:473:30 [INFO] [stdout] 39: 0x564f20d1ae5d - core::ops::function::FnOnce::call_once{{vtable.shim}}::heb15d2d9c42706b7 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 40: 0x564f20d7657a - as core::ops::function::FnOnce>::call_once::h5446ed3fdb82006e [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/alloc/src/boxed.rs:1318:9 [INFO] [stdout] 41: 0x564f20d7657a - as core::ops::function::FnOnce>::call_once::h62a21a889329a3f2 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/alloc/src/boxed.rs:1318:9 [INFO] [stdout] 42: 0x564f20d7657a - std::sys::unix::thread::Thread::new::thread_start::h62402416daf174b6 [INFO] [stdout] at /rustc/eafdee2dfae8c2233b74f98b123308be7ccefcc6/library/std/src/sys/unix/thread.rs:71:17 [INFO] [stdout] 43: 0x7f41bd013609 - start_thread [INFO] [stdout] 44: 0x7f41bcde5293 - clone [INFO] [stdout] 45: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::project_empty_build_creates_dir [INFO] [stdout] tests::project_with_1_file_in_root [INFO] [stdout] tests::project_with_dir_and_files_works [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `Command { std: "docker" "inspect" "41aa8c19de4228f6215c9948d3d5f078400110c20dbada04aa7f4e7a25d6ebce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "41aa8c19de4228f6215c9948d3d5f078400110c20dbada04aa7f4e7a25d6ebce", kill_on_drop: false }` [INFO] [stdout] 41aa8c19de4228f6215c9948d3d5f078400110c20dbada04aa7f4e7a25d6ebce