[INFO] fetching crate findfont 0.2.0... [INFO] testing findfont-0.2.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] extracting crate findfont 0.2.0 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate findfont 0.2.0 [INFO] finished tweaking crates.io crate findfont 0.2.0 [INFO] tweaked toml for crates.io crate findfont 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate findfont 0.2.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate findfont 0.2.0 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" "+b83b707f97d809763b7861afa7638871f3339a33" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8b4e508c3299655c5a4b6187383d4e41b17e1f2a8a1e04d1177af588c3293f83 [INFO] running `Command { std: "docker" "start" "-a" "8b4e508c3299655c5a4b6187383d4e41b17e1f2a8a1e04d1177af588c3293f83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8b4e508c3299655c5a4b6187383d4e41b17e1f2a8a1e04d1177af588c3293f83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b4e508c3299655c5a4b6187383d4e41b17e1f2a8a1e04d1177af588c3293f83", kill_on_drop: false }` [INFO] [stdout] 8b4e508c3299655c5a4b6187383d4e41b17e1f2a8a1e04d1177af588c3293f83 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dbced69cfca6d7f2236e186e378460a6aa21d012fc20b4c641dcf628705742c1 [INFO] running `Command { std: "docker" "start" "-a" "dbced69cfca6d7f2236e186e378460a6aa21d012fc20b4c641dcf628705742c1", kill_on_drop: false }` [INFO] [stderr] Compiling option-ext v0.2.0 [INFO] [stderr] Compiling dirs-sys v0.5.0 [INFO] [stderr] Compiling dirs v6.0.0 [INFO] [stderr] Compiling findfont v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.77s [INFO] running `Command { std: "docker" "inspect" "dbced69cfca6d7f2236e186e378460a6aa21d012fc20b4c641dcf628705742c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dbced69cfca6d7f2236e186e378460a6aa21d012fc20b4c641dcf628705742c1", kill_on_drop: false }` [INFO] [stdout] dbced69cfca6d7f2236e186e378460a6aa21d012fc20b4c641dcf628705742c1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a15889ef61a11b532f55323f010c17b6eebb0152829daf40e0bcb8f03702f5a5 [INFO] running `Command { std: "docker" "start" "-a" "a15889ef61a11b532f55323f010c17b6eebb0152829daf40e0bcb8f03702f5a5", kill_on_drop: false }` [INFO] [stderr] Compiling findfont v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.81s [INFO] running `Command { std: "docker" "inspect" "a15889ef61a11b532f55323f010c17b6eebb0152829daf40e0bcb8f03702f5a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a15889ef61a11b532f55323f010c17b6eebb0152829daf40e0bcb8f03702f5a5", kill_on_drop: false }` [INFO] [stdout] a15889ef61a11b532f55323f010c17b6eebb0152829daf40e0bcb8f03702f5a5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f507f503d923710f9aa380b525db30de33bdc54b28be2e6b6427bb24654db6bd [INFO] running `Command { std: "docker" "start" "-a" "f507f503d923710f9aa380b525db30de33bdc54b28be2e6b6427bb24654db6bd", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/findfont-df5411f48ac76eee) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test tests::get_sys_font_dir_works ... ok [INFO] [stdout] test tests::find_works ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::find_works stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'tests::find_works' (17) panicked at src/lib.rs:22:48: [INFO] [stdout] called `Option::unwrap()` on a `None` value [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x64a3b4f951c2 - std::backtrace_rs::backtrace::libunwind::trace::h589a96ef7638b383 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x64a3b4f951c2 - std::backtrace_rs::backtrace::trace_unsynchronized::h23a30a7548c40de4 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x64a3b4f951c2 - std::sys::backtrace::_print_fmt::h87dabd6535c8c07a [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x64a3b4f951c2 - ::fmt::hffd20ad4e5eca8ab [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x64a3b4fa543f - core::fmt::rt::Argument::fmt::h75c83e3fd5ce2419 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x64a3b4fa543f - core::fmt::write::h6d9d3a7cfd7b84f5 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x64a3b4f61f63 - std::io::default_write_fmt::he11a713685e2464d [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x64a3b4f61f63 - std::io::Write::write_fmt::h9d08f7e050bd2612 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x64a3b4f6e0f2 - std::sys::backtrace::BacktraceLock::print::hb28797143397220e [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x64a3b4f72eff - std::panicking::default_hook::{{closure}}::h7555113b62983743 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x64a3b4f72d91 - std::panicking::default_hook::h2714b564abe8d914 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:325:9 [INFO] [stdout] 11: 0x64a3b4f325fe - as core::ops::function::Fn>::call::h0e9de8cceb22406e [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/alloc/src/boxed.rs:1999:9 [INFO] [stdout] 12: 0x64a3b4f325fe - test::test_main_with_exit_callback::{{closure}}::h8125bd66cf4739d0 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x64a3b4f7359e - as core::ops::function::Fn>::call::h1fd0a0802eaec16b [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/alloc/src/boxed.rs:1999:9 [INFO] [stdout] 14: 0x64a3b4f7359e - std::panicking::panic_with_hook::h190dc82263685ec5 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:842:13 [INFO] [stdout] 15: 0x64a3b4f73336 - std::panicking::panic_handler::{{closure}}::h8b036a1b366643ac [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:700:13 [INFO] [stdout] 16: 0x64a3b4f6e229 - std::sys::backtrace::__rust_end_short_backtrace::h45affcfc0c830da8 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 17: 0x64a3b4f5618d - __rustc[9b67c8562bba447b]::rust_begin_unwind [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:698:5 [INFO] [stdout] 18: 0x64a3b4facce0 - core::panicking::panic_fmt::hc084f85b1e76c16d [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/panicking.rs:75:14 [INFO] [stdout] 19: 0x64a3b4faccbc - core::panicking::panic::h019d7f9cc862af37 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/panicking.rs:145:5 [INFO] [stdout] 20: 0x64a3b4fac469 - core::option::unwrap_failed::h79b21b2b0810fc80 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/option.rs:2166:5 [INFO] [stdout] 21: 0x64a3b4f09c28 - core::option::Option::unwrap::h99b9cbf292c82fdd [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/option.rs:1009:21 [INFO] [stdout] 22: 0x64a3b4f09c28 - findfont::tests::find_works::hd7465145d31346e7 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:22:48 [INFO] [stdout] 23: 0x64a3b4f09db7 - findfont::tests::find_works::{{closure}}::h7df0316968b20cdf [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:12:20 [INFO] [stdout] 24: 0x64a3b4f07756 - core::ops::function::FnOnce::call_once::h83f1aa7bc810fa9b [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 25: 0x64a3b4f323bb - core::ops::function::FnOnce::call_once::hdbf42be2a49fb464 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 26: 0x64a3b4f323bb - test::__rust_begin_short_backtrace::h8ae08814d38cb356 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/test/src/lib.rs:663:18 [INFO] [stdout] 27: 0x64a3b4f47ea5 - test::run_test_in_process::{{closure}}::h54574ee4f414d690 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/test/src/lib.rs:686:74 [INFO] [stdout] 28: 0x64a3b4f47ea5 - as core::ops::function::FnOnce<()>>::call_once::h01a0b7e7aad1a501 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 29: 0x64a3b4f47ea5 - std::panicking::catch_unwind::do_call::h23820e817c5612cd [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:590:40 [INFO] [stdout] 30: 0x64a3b4f47ea5 - std::panicking::catch_unwind::h89c73a1febce5587 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:553:19 [INFO] [stdout] 31: 0x64a3b4f47ea5 - std::panic::catch_unwind::h6f55caf410861914 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panic.rs:359:14 [INFO] [stdout] 32: 0x64a3b4f47ea5 - test::run_test_in_process::h4db851878e5d3983 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/test/src/lib.rs:686:27 [INFO] [stdout] 33: 0x64a3b4f47ea5 - test::run_test::{{closure}}::h57e8c5acaceacd24 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/test/src/lib.rs:607:43 [INFO] [stdout] 34: 0x64a3b4f1e894 - test::run_test::{{closure}}::he775ccc3a9d3b97e [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/test/src/lib.rs:637:41 [INFO] [stdout] 35: 0x64a3b4f1e894 - std::sys::backtrace::__rust_begin_short_backtrace::hcd94d85d7765225a [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/sys/backtrace.rs:158:18 [INFO] [stdout] 36: 0x64a3b4f220da - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha814de8393f07830 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/thread/mod.rs:559:17 [INFO] [stdout] 37: 0x64a3b4f220da - as core::ops::function::FnOnce<()>>::call_once::h8deb00af0abdeaf1 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 38: 0x64a3b4f220da - std::panicking::catch_unwind::do_call::h1917979b0c279ea2 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:590:40 [INFO] [stdout] 39: 0x64a3b4f220da - std::panicking::catch_unwind::h791ad91fee6ce34e [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panicking.rs:553:19 [INFO] [stdout] 40: 0x64a3b4f220da - std::panic::catch_unwind::h982b8f40ed9c3cce [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/panic.rs:359:14 [INFO] [stdout] 41: 0x64a3b4f220da - std::thread::Builder::spawn_unchecked_::{{closure}}::h545e54700c945db4 [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/thread/mod.rs:557:30 [INFO] [stdout] 42: 0x64a3b4f220da - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb427481a5227d78a [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 43: 0x64a3b4f6841f - as core::ops::function::FnOnce>::call_once::h1d452951a81e9d0a [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/alloc/src/boxed.rs:1985:9 [INFO] [stdout] 44: 0x64a3b4f6841f - std::sys::pal::unix::thread::Thread::new::thread_start::h29c84e109630689a [INFO] [stdout] at /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/std/src/sys/pal/unix/thread.rs:118:17 [INFO] [stdout] 45: 0x7fee6a0d3aa4 - [INFO] [stdout] 46: 0x7fee6a160a34 - clone [INFO] [stdout] 47: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::find_works [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] running `Command { std: "docker" "inspect" "f507f503d923710f9aa380b525db30de33bdc54b28be2e6b6427bb24654db6bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f507f503d923710f9aa380b525db30de33bdc54b28be2e6b6427bb24654db6bd", kill_on_drop: false }` [INFO] [stdout] f507f503d923710f9aa380b525db30de33bdc54b28be2e6b6427bb24654db6bd