[INFO] updating cached repository https://github.com/fulara/prep [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] 278a97e535dfd84a5a8463ed57a2845c4a094007 [INFO] testing fulara/prep against beta-2020-07-24 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffulara%2Fprep" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/fulara/prep on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/fulara/prep [INFO] removed 0 missing tests [INFO] finished tweaking git repo https://github.com/fulara/prep [INFO] tweaked toml for git repo https://github.com/fulara/prep written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/fulara/prep already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: An explicit [[test]] section is specified in Cargo.toml which currently [INFO] [stderr] disables Cargo from automatically inferring other test targets. [INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following [INFO] [stderr] files will be included as a test target: [INFO] [stderr] [INFO] [stderr] * /workspace/builds/worker-0/source/tests/test_simple_replace.rs [INFO] [stderr] * /workspace/builds/worker-0/source/tests/common.rs [INFO] [stderr] * /workspace/builds/worker-0/source/tests/piping.rs [INFO] [stderr] [INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be [INFO] [stderr] ready to be compiled as a test target today. You can future-proof yourself [INFO] [stderr] and disable this warning by adding `autotests = false` to your [package] [INFO] [stderr] section. You may also move the files to a location where Cargo would not [INFO] [stderr] automatically infer them to be a target, such as in subfolders. [INFO] [stderr] [INFO] [stderr] For more information on this warning you can consult [INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5cdefe7e3cca4eaf9435878803b8e5bfbd1af28c04d90c24fc8219263ea05426 [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" "5cdefe7e3cca4eaf9435878803b8e5bfbd1af28c04d90c24fc8219263ea05426", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5cdefe7e3cca4eaf9435878803b8e5bfbd1af28c04d90c24fc8219263ea05426", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5cdefe7e3cca4eaf9435878803b8e5bfbd1af28c04d90c24fc8219263ea05426", kill_on_drop: false }` [INFO] [stdout] 5cdefe7e3cca4eaf9435878803b8e5bfbd1af28c04d90c24fc8219263ea05426 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] db8b22adb8255903339eed4c16606bc24b93668ba2735dd1f77b6ca02c8d3aa7 [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" "db8b22adb8255903339eed4c16606bc24b93668ba2735dd1f77b6ca02c8d3aa7", kill_on_drop: false }` [INFO] [stderr] warning: An explicit [[test]] section is specified in Cargo.toml which currently [INFO] [stderr] disables Cargo from automatically inferring other test targets. [INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following [INFO] [stderr] files will be included as a test target: [INFO] [stderr] [INFO] [stderr] * /opt/rustwide/workdir/tests/test_simple_replace.rs [INFO] [stderr] * /opt/rustwide/workdir/tests/common.rs [INFO] [stderr] * /opt/rustwide/workdir/tests/piping.rs [INFO] [stderr] [INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be [INFO] [stderr] ready to be compiled as a test target today. You can future-proof yourself [INFO] [stderr] and disable this warning by adding `autotests = false` to your [package] [INFO] [stderr] section. You may also move the files to a location where Cargo would not [INFO] [stderr] automatically infer them to be a target, such as in subfolders. [INFO] [stderr] [INFO] [stderr] For more information on this warning you can consult [INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330 [INFO] [stderr] Compiling libc v0.2.26 [INFO] [stderr] Compiling regex-syntax v0.4.1 (https://github.com/fulara/regex?branch=applied-fixes#1de252ce) [INFO] [stderr] Compiling either v1.1.0 [INFO] [stderr] Compiling colored v1.5.2 [INFO] [stderr] Compiling thread_local v0.3.4 [INFO] [stderr] Compiling itertools v0.6.1 [INFO] [stderr] Compiling term_size v0.3.0 [INFO] [stderr] Compiling memchr v1.0.1 [INFO] [stderr] Compiling termios v0.2.2 [INFO] [stderr] Compiling atty v0.2.2 [INFO] [stderr] Compiling textwrap v0.6.0 [INFO] [stderr] Compiling getch v0.1.1 [INFO] [stderr] Compiling aho-corasick v0.6.3 [INFO] [stderr] Compiling clap v2.25.0 [INFO] [stderr] Compiling regex v0.2.2 (https://github.com/fulara/regex?branch=applied-fixes#1de252ce) [INFO] [stderr] Compiling prep v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/interactor.rs:16:48 [INFO] [stdout] | [INFO] [stdout] 16 | fn ask_user_impl(about: &str, interactor: &mut Interactor) -> InteractionResult { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn Interactor` [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/fs_walker.rs:35:13 [INFO] [stdout] | [INFO] [stdout] 35 | it: Box<::std::iter::Iterator + 'a>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::iter::Iterator + 'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 21.22s [INFO] running `Command { std: "docker" "inspect" "db8b22adb8255903339eed4c16606bc24b93668ba2735dd1f77b6ca02c8d3aa7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db8b22adb8255903339eed4c16606bc24b93668ba2735dd1f77b6ca02c8d3aa7", kill_on_drop: false }` [INFO] [stdout] db8b22adb8255903339eed4c16606bc24b93668ba2735dd1f77b6ca02c8d3aa7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] a3746ca75f88d50ba79bae42afc026b98f03d4175b90dd7f229b4d5bc242e2a1 [INFO] running `Command { std: "docker" "start" "-a" "a3746ca75f88d50ba79bae42afc026b98f03d4175b90dd7f229b4d5bc242e2a1", kill_on_drop: false }` [INFO] [stderr] warning: An explicit [[test]] section is specified in Cargo.toml which currently [INFO] [stderr] disables Cargo from automatically inferring other test targets. [INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following [INFO] [stderr] files will be included as a test target: [INFO] [stderr] [INFO] [stderr] * /opt/rustwide/workdir/tests/test_simple_replace.rs [INFO] [stderr] * /opt/rustwide/workdir/tests/common.rs [INFO] [stderr] * /opt/rustwide/workdir/tests/piping.rs [INFO] [stderr] [INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be [INFO] [stderr] ready to be compiled as a test target today. You can future-proof yourself [INFO] [stderr] and disable this warning by adding `autotests = false` to your [package] [INFO] [stderr] section. You may also move the files to a location where Cargo would not [INFO] [stderr] automatically infer them to be a target, such as in subfolders. [INFO] [stderr] [INFO] [stderr] For more information on this warning you can consult [INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330 [INFO] [stderr] Compiling prep v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/interactor.rs:16:48 [INFO] [stdout] | [INFO] [stdout] 16 | fn ask_user_impl(about: &str, interactor: &mut Interactor) -> InteractionResult { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn Interactor` [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/fs_walker.rs:35:13 [INFO] [stdout] | [INFO] [stdout] 35 | it: Box<::std::iter::Iterator + 'a>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::iter::Iterator + 'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/interactor.rs:16:48 [INFO] [stdout] | [INFO] [stdout] 16 | fn ask_user_impl(about: &str, interactor: &mut Interactor) -> InteractionResult { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn Interactor` [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/fs_walker.rs:35:13 [INFO] [stdout] | [INFO] [stdout] 35 | it: Box<::std::iter::Iterator + 'a>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::iter::Iterator + 'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Dir` [INFO] [stdout] --> tests/common.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | Dir(PathBuf), [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `td` [INFO] [stdout] --> tests/common.rs:69:8 [INFO] [stdout] | [INFO] [stdout] 69 | pub fn td>(p: P) -> FsEntity { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.04s [INFO] running `Command { std: "docker" "inspect" "a3746ca75f88d50ba79bae42afc026b98f03d4175b90dd7f229b4d5bc242e2a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3746ca75f88d50ba79bae42afc026b98f03d4175b90dd7f229b4d5bc242e2a1", kill_on_drop: false }` [INFO] [stdout] a3746ca75f88d50ba79bae42afc026b98f03d4175b90dd7f229b4d5bc242e2a1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a32212b62a69331e619bd64d459cd2a2494d8bdc128f78bf516e50851b68e71d [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" "a32212b62a69331e619bd64d459cd2a2494d8bdc128f78bf516e50851b68e71d", kill_on_drop: false }` [INFO] [stderr] warning: An explicit [[test]] section is specified in Cargo.toml which currently [INFO] [stderr] disables Cargo from automatically inferring other test targets. [INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following [INFO] [stderr] files will be included as a test target: [INFO] [stderr] [INFO] [stderr] * /opt/rustwide/workdir/tests/test_simple_replace.rs [INFO] [stderr] * /opt/rustwide/workdir/tests/common.rs [INFO] [stderr] * /opt/rustwide/workdir/tests/piping.rs [INFO] [stderr] [INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be [INFO] [stderr] ready to be compiled as a test target today. You can future-proof yourself [INFO] [stderr] and disable this warning by adding `autotests = false` to your [package] [INFO] [stderr] section. You may also move the files to a location where Cargo would not [INFO] [stderr] automatically infer them to be a target, such as in subfolders. [INFO] [stderr] [INFO] [stderr] For more information on this warning you can consult [INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330 [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/interactor.rs:16:48 [INFO] [stderr] | [INFO] [stderr] 16 | fn ask_user_impl(about: &str, interactor: &mut Interactor) -> InteractionResult { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Interactor` [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/fs_walker.rs:35:13 [INFO] [stderr] | [INFO] [stderr] 35 | it: Box<::std::iter::Iterator + 'a>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::iter::Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Dir` [INFO] [stderr] --> tests/common.rs:33:5 [INFO] [stderr] | [INFO] [stderr] 33 | Dir(PathBuf), [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `td` [INFO] [stderr] --> tests/common.rs:69:8 [INFO] [stderr] | [INFO] [stderr] 69 | pub fn td>(p: P) -> FsEntity { [INFO] [stderr] | ^^ [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/interactor.rs:16:48 [INFO] [stderr] | [INFO] [stderr] 16 | fn ask_user_impl(about: &str, interactor: &mut Interactor) -> InteractionResult { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Interactor` [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/fs_walker.rs:35:13 [INFO] [stderr] | [INFO] [stderr] 35 | it: Box<::std::iter::Iterator + 'a>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::iter::Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/prep-e8f569787e8ea628 [INFO] [stdout] running 7 tests [INFO] [stdout] test replacer::replace_test::text_replace ... ok [INFO] [stdout] test replacer::replace_test::regex_backreference ... ok [INFO] [stdout] test interactor::interactor_test::testing_interaction ... ok [INFO] [stdout] test replacer::replace_test::zero_string_matches ... ok [INFO] [stdout] test replacer::replace_test::regex_replace ... ok [INFO] [stdout] test replacer::replace_test::regex_using_line_begs_and_ends ... ok [INFO] [stderr] error: test failed, to rerun pass '--bin prep' [INFO] [stdout] test fs_walker::fs_walker_test::testing ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- fs_walker::fs_walker_test::testing stdout ---- [INFO] [stdout] thread 'fs_walker::fs_walker_test::testing' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', src/fs_walker.rs:96:32 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5576db29a355 - backtrace::backtrace::libunwind::trace::h5e2646fa3eddf2ea [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x5576db29a355 - backtrace::backtrace::trace_unsynchronized::hb95dd7f77ce47877 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5576db29a355 - std::sys_common::backtrace::_print_fmt::h5e71b67af43fd70d [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x5576db29a355 - ::fmt::hdb4a83d2b61107e5 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x5576db2c316c - core::fmt::write::ha20e7262fa3e8a7a [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x5576db0e6ff5 - std::io::Write::write_fmt::hd8ff364c7845d2d0 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/io/mod.rs:1537 [INFO] [stdout] 6: 0x5576db294501 - std::io::impls::>::write_fmt::h1c057ef6e8762996 [INFO] [stdout] at src/libstd/io/impls.rs:176 [INFO] [stdout] 7: 0x5576db29cfa0 - std::sys_common::backtrace::_print::h9c07314cc66ba539 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x5576db29cfa0 - std::sys_common::backtrace::print::hd1fd65f49a2d8544 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x5576db29cfa0 - std::panicking::default_hook::{{closure}}::h222da46485ab36fc [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x5576db29cc9a - std::panicking::default_hook::hc5868949d129ed00 [INFO] [stdout] at src/libstd/panicking.rs:214 [INFO] [stdout] 11: 0x5576db29d5e3 - std::panicking::rust_panic_with_hook::h26a6ab8b0993c0c8 [INFO] [stdout] at src/libstd/panicking.rs:526 [INFO] [stdout] 12: 0x5576db29d1db - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:437 [INFO] [stdout] 13: 0x5576db2c1b01 - core::panicking::panic_fmt::h17139c2000299725 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 14: 0x5576db2c1923 - core::option::expect_none_failed::h972f96abb4ec8952 [INFO] [stdout] at src/libcore/option.rs:1269 [INFO] [stdout] 15: 0x5576db0e4860 - core::result::Result::unwrap::hd3cf32c9961ca628 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libcore/result.rs:1005 [INFO] [stdout] 16: 0x5576db0d39e6 - prep::fs_walker::fs_walker_test::td::hccc4492e7a1b9efe [INFO] [stdout] at src/fs_walker.rs:96 [INFO] [stdout] 17: 0x5576db0d4121 - prep::fs_walker::fs_walker_test::testing::h87f1b44e5f4ae1ad [INFO] [stdout] at src/fs_walker.rs:119 [INFO] [stdout] 18: 0x5576db0d40ca - prep::fs_walker::fs_walker_test::testing::{{closure}}::hd3e32d6554b84e88 [INFO] [stdout] at src/fs_walker.rs:118 [INFO] [stdout] 19: 0x5576db0d66de - core::ops::function::FnOnce::call_once::h09105cd4e2595b51 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libcore/ops/function.rs:233 [INFO] [stdout] 20: 0x5576db10e56c - as core::ops::function::FnOnce>::call_once::h42148c33ed88c979 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/liballoc/boxed.rs:1081 [INFO] [stdout] 21: 0x5576db10e56c - as core::ops::function::FnOnce<()>>::call_once::h759dc0b09d774665 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panic.rs:318 [INFO] [stdout] 22: 0x5576db10e56c - std::panicking::try::do_call::h676ad1fc9e9badea [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:348 [INFO] [stdout] 23: 0x5576db10e56c - std::panicking::try::hee36a8727a3050b0 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:325 [INFO] [stdout] 24: 0x5576db10e56c - std::panic::catch_unwind::hd5d426ebd89b2542 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panic.rs:394 [INFO] [stdout] 25: 0x5576db10e56c - test::run_test_in_process::h8dacdba4dc4cbaa5 [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 26: 0x5576db10e56c - test::run_test::run_test_inner::{{closure}}::hf93754afad6be40f [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 27: 0x5576db0e64e6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h2c69fab544a90730 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 28: 0x5576db0eb575 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hcf302fafa60d80f2 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/thread/mod.rs:475 [INFO] [stdout] 29: 0x5576db0eb575 - as core::ops::function::FnOnce<()>>::call_once::h39ede710608e817e [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panic.rs:318 [INFO] [stdout] 30: 0x5576db0eb575 - std::panicking::try::do_call::hec0b4d2faa46fbf7 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:348 [INFO] [stdout] 31: 0x5576db0eb575 - std::panicking::try::h0144ba3f2539803d [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:325 [INFO] [stdout] 32: 0x5576db0eb575 - std::panic::catch_unwind::ha03e59eb589f857b [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panic.rs:394 [INFO] [stdout] 33: 0x5576db0eb575 - std::thread::Builder::spawn_unchecked::{{closure}}::hdeba34620a4a7a44 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/thread/mod.rs:474 [INFO] [stdout] 34: 0x5576db0eb575 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h552693dbb801eadd [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libcore/ops/function.rs:233 [INFO] [stdout] 35: 0x5576db2a40ca - as core::ops::function::FnOnce>::call_once::h61c24496ae624ac5 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/liballoc/boxed.rs:1081 [INFO] [stdout] 36: 0x5576db2a40ca - as core::ops::function::FnOnce>::call_once::h89548957afa14049 [INFO] [stdout] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/liballoc/boxed.rs:1081 [INFO] [stdout] 37: 0x5576db2a40ca - std::sys::unix::thread::Thread::new::thread_start::h73903fbbff5b990e [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 38: 0x7f18c33dd609 - start_thread [INFO] [stdout] 39: 0x7f18c351f103 - __clone [INFO] [stdout] 40: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] fs_walker::fs_walker_test::testing [INFO] [stdout] [INFO] [stdout] test result: FAILED. 6 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "a32212b62a69331e619bd64d459cd2a2494d8bdc128f78bf516e50851b68e71d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a32212b62a69331e619bd64d459cd2a2494d8bdc128f78bf516e50851b68e71d", kill_on_drop: false }` [INFO] [stdout] a32212b62a69331e619bd64d459cd2a2494d8bdc128f78bf516e50851b68e71d