[INFO] fetching crate tree_magic 0.2.3... [INFO] testing tree_magic-0.2.3 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] extracting crate tree_magic 0.2.3 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate tree_magic 0.2.3 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tree_magic 0.2.3 [INFO] finished tweaking crates.io crate tree_magic 0.2.3 [INFO] tweaked toml for crates.io crate tree_magic 0.2.3 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate crates.io crate tree_magic 0.2.3 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded lock_api v0.3.3 [INFO] [stderr] Downloaded parking_lot v0.10.0 [INFO] [stderr] Downloaded petgraph v0.5.0 [INFO] [stderr] Downloaded parking_lot_core v0.7.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c5d39e5cfc399a7fd4b018887c50eef887fb810716bab18b09fd472e11028173 [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" "c5d39e5cfc399a7fd4b018887c50eef887fb810716bab18b09fd472e11028173", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c5d39e5cfc399a7fd4b018887c50eef887fb810716bab18b09fd472e11028173", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5d39e5cfc399a7fd4b018887c50eef887fb810716bab18b09fd472e11028173", kill_on_drop: false }` [INFO] [stdout] c5d39e5cfc399a7fd4b018887c50eef887fb810716bab18b09fd472e11028173 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ff4ab29f8d36974191d4b0f00c5c047bac02ddc67ec6e9308fc3aa047fb38841 [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" "ff4ab29f8d36974191d4b0f00c5c047bac02ddc67ec6e9308fc3aa047fb38841", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.67 [INFO] [stderr] Compiling smallvec v1.2.0 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling indexmap v1.3.2 [INFO] [stderr] Compiling lock_api v0.3.3 [INFO] [stderr] Compiling petgraph v0.5.0 [INFO] [stderr] Compiling memchr v1.0.2 [INFO] [stderr] Compiling parking_lot_core v0.7.0 [INFO] [stderr] Compiling nom v3.2.1 [INFO] [stderr] Compiling parking_lot v0.10.0 [INFO] [stderr] Compiling tree_magic v0.2.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.71s [INFO] running `Command { std: "docker" "inspect" "ff4ab29f8d36974191d4b0f00c5c047bac02ddc67ec6e9308fc3aa047fb38841", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ff4ab29f8d36974191d4b0f00c5c047bac02ddc67ec6e9308fc3aa047fb38841", kill_on_drop: false }` [INFO] [stdout] ff4ab29f8d36974191d4b0f00c5c047bac02ddc67ec6e9308fc3aa047fb38841 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ae6f2cb7cf7eb0159ac76af4fd31034368669ed791cff91da83c3f846fb2ba16 [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" "ae6f2cb7cf7eb0159ac76af4fd31034368669ed791cff91da83c3f846fb2ba16", kill_on_drop: false }` [INFO] [stderr] Compiling tree_magic v0.2.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.69s [INFO] running `Command { std: "docker" "inspect" "ae6f2cb7cf7eb0159ac76af4fd31034368669ed791cff91da83c3f846fb2ba16", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae6f2cb7cf7eb0159ac76af4fd31034368669ed791cff91da83c3f846fb2ba16", kill_on_drop: false }` [INFO] [stdout] ae6f2cb7cf7eb0159ac76af4fd31034368669ed791cff91da83c3f846fb2ba16 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", 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] 6074ee22121e90ad69a0c264e17ac44d15e348ff0571c3011e0d2eca9208df2f [INFO] running `Command { std: "docker" "start" "-a" "6074ee22121e90ad69a0c264e17ac44d15e348ff0571c3011e0d2eca9208df2f", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/tree_magic-4659826f2af5e86f) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test fdo_magic::ruleset::str_transmute_sanity ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests tree_magic [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test src/lib.rs - match_u8 (line 410) ... FAILED [INFO] [stdout] test src/lib.rs - from_u8_node (line 441) ... FAILED [INFO] [stdout] test src/lib.rs - from_u8 (line 466) ... FAILED [INFO] [stdout] test src/lib.rs - (line 27) ... FAILED [INFO] [stdout] test src/lib.rs - is_alias (line 613) ... ok [INFO] [stdout] test src/lib.rs - match_filepath (line 499) ... FAILED [INFO] [stdout] test src/lib.rs - from_filepath_node (line 532) ... ok [INFO] [stdout] test src/lib.rs - from_filepath (line 585) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - match_u8 (line 410) stdout ---- [INFO] [stdout] error: couldn't read src/../tests/image/gif: No such file or directory (os error 2) [INFO] [stdout] --> src/lib.rs:412:20 [INFO] [stdout] | [INFO] [stdout] 5 | let input: &[u8] = include_bytes!("../tests/image/gif"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `include_bytes` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - from_u8_node (line 441) stdout ---- [INFO] [stdout] error: couldn't read src/../tests/application/zip: No such file or directory (os error 2) [INFO] [stdout] --> src/lib.rs:447:20 [INFO] [stdout] | [INFO] [stdout] 9 | let input: &[u8] = include_bytes!("../tests/application/zip"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `include_bytes` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - from_u8 (line 466) stdout ---- [INFO] [stdout] error: couldn't read src/../tests/image/gif: No such file or directory (os error 2) [INFO] [stdout] --> src/lib.rs:468:20 [INFO] [stdout] | [INFO] [stdout] 5 | let input: &[u8] = include_bytes!("../tests/image/gif"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `include_bytes` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - (line 27) stdout ---- [INFO] [stdout] error: couldn't read src/../tests/image/gif: No such file or directory (os error 2) [INFO] [stdout] --> src/lib.rs:31:20 [INFO] [stdout] | [INFO] [stdout] 6 | let input: &[u8] = include_bytes!("../tests/image/gif"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `include_bytes` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - match_filepath (line 499) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `false`, [INFO] [stdout] right: `true`', src/lib.rs:11:1 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55fe35f0a8a0 - std::backtrace_rs::backtrace::libunwind::trace::h706b838f5bbd876b [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x55fe35f0a8a0 - std::backtrace_rs::backtrace::trace_unsynchronized::hc15f29ae7822b7b8 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55fe35f0a8a0 - std::sys_common::backtrace::_print_fmt::h7c580c971f91926c [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x55fe35f0a8a0 - ::fmt::h2a772198c4032452 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x55fe35f2467c - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/fmt/mod.rs:1115:17 [INFO] [stdout] 5: 0x55fe35f09075 - std::io::Write::write_fmt::h00f38d9eb2c32e02 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/io/mod.rs:1663:15 [INFO] [stdout] 6: 0x55fe35f0c4cb - std::sys_common::backtrace::_print::h5b3c171e6f864ae4 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x55fe35f0c4cb - std::sys_common::backtrace::print::h93b9e9ed2a98e611 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x55fe35f0c4cb - std::panicking::default_hook::{{closure}}::hd8da92bb68d520c5 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x55fe35f0bfa1 - std::panicking::default_hook::hdbc8b2951c5afbab [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:225:9 [INFO] [stdout] 10: 0x55fe35f0cb94 - std::panicking::rust_panic_with_hook::h8a4c841655926f4e [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:622:17 [INFO] [stdout] 11: 0x55fe35f0c677 - std::panicking::begin_panic_handler::{{closure}}::h471b6bc74904b7b0 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:519:13 [INFO] [stdout] 12: 0x55fe35f0ad9c - std::sys_common::backtrace::__rust_end_short_backtrace::h309f5c707f29932f [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x55fe35f0c5d9 - rust_begin_unwind [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:515:5 [INFO] [stdout] 14: 0x55fe35e97e31 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x55fe35f23908 - core::panicking::assert_failed_inner::h6ded2444c01d76f2 [INFO] [stdout] 16: 0x55fe35e98836 - core::panicking::assert_failed::ha1442516ffec9ea1 [INFO] [stdout] 17: 0x55fe35e98944 - rust_out::main::_doctest_main_src_lib_rs_499_0::h886db3bd38243711 [INFO] [stdout] 18: 0x55fe35e98896 - rust_out::main::h61823b600df25383 [INFO] [stdout] 19: 0x55fe35e98793 - core::ops::function::FnOnce::call_once::h6cb22c19cf103035 [INFO] [stdout] 20: 0x55fe35e98679 - std::sys_common::backtrace::__rust_begin_short_backtrace::h755618c0981a0533 [INFO] [stdout] 21: 0x55fe35e986f9 - std::rt::lang_start::{{closure}}::h3e3e948d2e1cdd2b [INFO] [stdout] 22: 0x55fe35f0d09a - core::ops::function::impls:: for &F>::call_once::hcbe5785d54a49ce2 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/ops/function.rs:259:13 [INFO] [stdout] 23: 0x55fe35f0d09a - std::panicking::try::do_call::h1c15e7ee8563c29d [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:401:40 [INFO] [stdout] 24: 0x55fe35f0d09a - std::panicking::try::hb8b07cef009cb4fc [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:365:19 [INFO] [stdout] 25: 0x55fe35f0d09a - std::panic::catch_unwind::h65a8efbe596bcbb1 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panic.rs:434:14 [INFO] [stdout] 26: 0x55fe35f0d09a - std::rt::lang_start_internal::{{closure}}::h66ded7ab0f18e9fb [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/rt.rs:45:48 [INFO] [stdout] 27: 0x55fe35f0d09a - std::panicking::try::do_call::h29cafa65efb3f3f3 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:401:40 [INFO] [stdout] 28: 0x55fe35f0d09a - std::panicking::try::h412fc5378b4dbfc4 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:365:19 [INFO] [stdout] 29: 0x55fe35f0d09a - std::panic::catch_unwind::h555def6aac5bf192 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panic.rs:434:14 [INFO] [stdout] 30: 0x55fe35f0d09a - std::rt::lang_start_internal::hfff48202d7fee6e3 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/rt.rs:45:20 [INFO] [stdout] 31: 0x55fe35e986d1 - std::rt::lang_start::ha47a1fac43a2373f [INFO] [stdout] 32: 0x55fe35e98963 - main [INFO] [stdout] 33: 0x7f81b54f20b3 - __libc_start_main [INFO] [stdout] 34: 0x55fe35e985ae - _start [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - from_filepath (line 585) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'called `Option::unwrap()` on a `None` value', src/lib.rs:602:40 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55b6da1d2b60 - std::backtrace_rs::backtrace::libunwind::trace::h706b838f5bbd876b [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x55b6da1d2b60 - std::backtrace_rs::backtrace::trace_unsynchronized::hc15f29ae7822b7b8 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55b6da1d2b60 - std::sys_common::backtrace::_print_fmt::h7c580c971f91926c [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x55b6da1d2b60 - ::fmt::h2a772198c4032452 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x55b6da1ec93c - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/fmt/mod.rs:1115:17 [INFO] [stdout] 5: 0x55b6da1d1335 - std::io::Write::write_fmt::h00f38d9eb2c32e02 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/io/mod.rs:1663:15 [INFO] [stdout] 6: 0x55b6da1d478b - std::sys_common::backtrace::_print::h5b3c171e6f864ae4 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x55b6da1d478b - std::sys_common::backtrace::print::h93b9e9ed2a98e611 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x55b6da1d478b - std::panicking::default_hook::{{closure}}::hd8da92bb68d520c5 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x55b6da1d4261 - std::panicking::default_hook::hdbc8b2951c5afbab [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:225:9 [INFO] [stdout] 10: 0x55b6da1d4e54 - std::panicking::rust_panic_with_hook::h8a4c841655926f4e [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:622:17 [INFO] [stdout] 11: 0x55b6da1d4907 - std::panicking::begin_panic_handler::{{closure}}::h471b6bc74904b7b0 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:517:13 [INFO] [stdout] 12: 0x55b6da1d305c - std::sys_common::backtrace::__rust_end_short_backtrace::h309f5c707f29932f [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x55b6da1d4899 - rust_begin_unwind [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:515:5 [INFO] [stdout] 14: 0x55b6da147f31 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x55b6da147e7d - core::panicking::panic::hd695e3b1d0dd4ef4 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/panicking.rs:50:5 [INFO] [stdout] 16: 0x55b6da14ac16 - core::option::Option::unwrap::ha115dae7505749d3 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/option.rs:388:21 [INFO] [stdout] 17: 0x55b6da14fb64 - tree_magic::from_filepath::h84a0e55a862d2fda [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:602:5 [INFO] [stdout] 18: 0x55b6da148c38 - rust_out::main::_doctest_main_src_lib_rs_585_0::h9bc5a89e6789d443 [INFO] [stdout] 19: 0x55b6da148bf6 - rust_out::main::h61823b600df25383 [INFO] [stdout] 20: 0x55b6da148943 - core::ops::function::FnOnce::call_once::h6cb22c19cf103035 [INFO] [stdout] 21: 0x55b6da1487b9 - std::sys_common::backtrace::__rust_begin_short_backtrace::h755618c0981a0533 [INFO] [stdout] 22: 0x55b6da148839 - std::rt::lang_start::{{closure}}::h3e3e948d2e1cdd2b [INFO] [stdout] 23: 0x55b6da1d535a - core::ops::function::impls:: for &F>::call_once::hcbe5785d54a49ce2 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/ops/function.rs:259:13 [INFO] [stdout] 24: 0x55b6da1d535a - std::panicking::try::do_call::h1c15e7ee8563c29d [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:401:40 [INFO] [stdout] 25: 0x55b6da1d535a - std::panicking::try::hb8b07cef009cb4fc [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:365:19 [INFO] [stdout] 26: 0x55b6da1d535a - std::panic::catch_unwind::h65a8efbe596bcbb1 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panic.rs:434:14 [INFO] [stdout] 27: 0x55b6da1d535a - std::rt::lang_start_internal::{{closure}}::h66ded7ab0f18e9fb [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/rt.rs:45:48 [INFO] [stdout] 28: 0x55b6da1d535a - std::panicking::try::do_call::h29cafa65efb3f3f3 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:401:40 [INFO] [stdout] 29: 0x55b6da1d535a - std::panicking::try::h412fc5378b4dbfc4 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:365:19 [INFO] [stdout] 30: 0x55b6da1d535a - std::panic::catch_unwind::h555def6aac5bf192 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panic.rs:434:14 [INFO] [stdout] 31: 0x55b6da1d535a - std::rt::lang_start_internal::hfff48202d7fee6e3 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/rt.rs:45:20 [INFO] [stdout] 32: 0x55b6da148811 - std::rt::lang_start::ha47a1fac43a2373f [INFO] [stdout] 33: 0x55b6da148d03 - main [INFO] [stdout] 34: 0x7fe653fde0b3 - __libc_start_main [INFO] [stdout] 35: 0x55b6da1486ae - _start [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 27) [INFO] [stdout] src/lib.rs - from_filepath (line 585) [INFO] [stdout] src/lib.rs - from_u8 (line 466) [INFO] [stdout] src/lib.rs - from_u8_node (line 441) [INFO] [stdout] src/lib.rs - match_filepath (line 499) [INFO] [stdout] src/lib.rs - match_u8 (line 410) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 2 passed; 6 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.31s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "6074ee22121e90ad69a0c264e17ac44d15e348ff0571c3011e0d2eca9208df2f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6074ee22121e90ad69a0c264e17ac44d15e348ff0571c3011e0d2eca9208df2f", kill_on_drop: false }` [INFO] [stdout] 6074ee22121e90ad69a0c264e17ac44d15e348ff0571c3011e0d2eca9208df2f