[INFO] fetching crate tracing-chrome 0.7.2... [INFO] testing tracing-chrome-0.7.2 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1 [INFO] extracting crate tracing-chrome 0.7.2 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate tracing-chrome 0.7.2 [INFO] finished tweaking crates.io crate tracing-chrome 0.7.2 [INFO] tweaked toml for crates.io crate tracing-chrome 0.7.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate tracing-chrome 0.7.2 on toolchain caccb4d0368bd918ef6668af8e13834d07040417 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate tracing-chrome 0.7.2 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" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rayon v1.9.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a8f0a9047f7e5230789b7df0a032d0d3b4869f259b5116b9b024cf0268c55fb5 [INFO] running `Command { std: "docker" "start" "-a" "a8f0a9047f7e5230789b7df0a032d0d3b4869f259b5116b9b024cf0268c55fb5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a8f0a9047f7e5230789b7df0a032d0d3b4869f259b5116b9b024cf0268c55fb5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a8f0a9047f7e5230789b7df0a032d0d3b4869f259b5116b9b024cf0268c55fb5", kill_on_drop: false }` [INFO] [stdout] a8f0a9047f7e5230789b7df0a032d0d3b4869f259b5116b9b024cf0268c55fb5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0389748c55bb7601f86a0a18fc89b5db40de833976879094bb0dcdf70ef1ad0f [INFO] running `Command { std: "docker" "start" "-a" "0389748c55bb7601f86a0a18fc89b5db40de833976879094bb0dcdf70ef1ad0f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling log v0.4.21 [INFO] [stderr] Compiling serde_json v1.0.114 [INFO] [stderr] Compiling ryu v1.0.17 [INFO] [stderr] Compiling smallvec v1.13.1 [INFO] [stderr] Compiling itoa v1.0.10 [INFO] [stderr] Compiling tracing-core v0.1.32 [INFO] [stderr] Compiling thread_local v1.1.8 [INFO] [stderr] Compiling tracing-log v0.2.0 [INFO] [stderr] Compiling tracing-subscriber v0.3.18 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling syn v2.0.52 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling tracing-chrome v0.7.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.74s [INFO] running `Command { std: "docker" "inspect" "0389748c55bb7601f86a0a18fc89b5db40de833976879094bb0dcdf70ef1ad0f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0389748c55bb7601f86a0a18fc89b5db40de833976879094bb0dcdf70ef1ad0f", kill_on_drop: false }` [INFO] [stdout] 0389748c55bb7601f86a0a18fc89b5db40de833976879094bb0dcdf70ef1ad0f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 59a9b1b3ef31e1703077fb6a2bd2f16ec33af2e813c3b19f79635c60410928a2 [INFO] running `Command { std: "docker" "start" "-a" "59a9b1b3ef31e1703077fb6a2bd2f16ec33af2e813c3b19f79635c60410928a2", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling clap_lex v0.7.0 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling half v2.4.0 [INFO] [stderr] Compiling regex-syntax v0.8.2 [INFO] [stderr] Compiling anstyle v1.0.6 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling is-terminal v0.4.12 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling clap_builder v4.5.2 [INFO] [stderr] Compiling ciborium-ll v0.2.2 [INFO] [stderr] Compiling crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling ciborium v0.2.2 [INFO] [stderr] Compiling crossbeam-deque v0.8.5 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Compiling criterion-plot v0.5.0 [INFO] [stderr] Compiling plotters v0.3.5 [INFO] [stderr] Compiling tracing v0.1.40 [INFO] [stderr] Compiling regex-automata v0.4.6 [INFO] [stderr] Compiling rayon v1.9.0 [INFO] [stderr] Compiling clap v4.5.3 [INFO] [stderr] Compiling regex v1.10.3 [INFO] [stderr] Compiling criterion v0.5.1 [INFO] [stderr] Compiling tracing-chrome v0.7.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 17.56s [INFO] running `Command { std: "docker" "inspect" "59a9b1b3ef31e1703077fb6a2bd2f16ec33af2e813c3b19f79635c60410928a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59a9b1b3ef31e1703077fb6a2bd2f16ec33af2e813c3b19f79635c60410928a2", kill_on_drop: false }` [INFO] [stdout] 59a9b1b3ef31e1703077fb6a2bd2f16ec33af2e813c3b19f79635c60410928a2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 387c83d141b49ffb8353d3bc82c284277313636ccfdae0551ef91ff81e8639c2 [INFO] running `Command { std: "docker" "start" "-a" "387c83d141b49ffb8353d3bc82c284277313636ccfdae0551ef91ff81e8639c2", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tracing_chrome-3bfe2e7d6db4f926) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests tracing_chrome [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test src/lib.rs - ChromeLayerBuilder::writer (line 111) ... ok [INFO] [stdout] test src/lib.rs - (line 16) ... FAILED [INFO] [stdout] test src/lib.rs - ChromeLayerBuilder::name_fn (line 157) ... FAILED [INFO] [stdout] test src/lib.rs - ChromeLayerBuilder::category_fn (line 179) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 16) stdout ---- [INFO] [stdout] Test executable failed (exit status: 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] [INFO] [stdout] thread 'main' (140) panicked at src/lib.rs:279:10: [INFO] [stdout] Failed to create trace file.: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" } [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x6131cbf8cb82 - std::backtrace_rs::backtrace::libunwind::trace::h76861be37b31432e [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x6131cbf8cb82 - std::backtrace_rs::backtrace::trace_unsynchronized::h58d4003082192c17 [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x6131cbf8cb82 - std::sys::backtrace::_print_fmt::hfe5857a399620d2a [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x6131cbf8cb82 - ::fmt::h52160e9da139e442 [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x6131cbf9d88f - core::fmt::rt::Argument::fmt::h66fe6fef9ecca14a [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x6131cbf9d88f - core::fmt::write::hf09a056a304e021a [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x6131cbf68311 - std::io::default_write_fmt::h7567c5950fb0173c [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x6131cbf68311 - std::io::Write::write_fmt::h361c7127187cda65 [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x6131cbf6e272 - std::sys::backtrace::BacktraceLock::print::h15104dbcf0fd1f14 [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x6131cbf70a3f - std::panicking::default_hook::{{closure}}::h0fa6cd8dbe0dd76b [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x6131cbf70899 - std::panicking::default_hook::h8d20506cf72e4831 [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:328:9 [INFO] [stdout] 11: 0x6131cbf710c5 - std::panicking::panic_with_hook::h746880a052e02c85 [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:834:13 [INFO] [stdout] 12: 0x6131cbf70f5a - std::panicking::panic_handler::{{closure}}::h14b95830f89d14b3 [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:707:13 [INFO] [stdout] 13: 0x6131cbf6e3a9 - std::sys::backtrace::__rust_end_short_backtrace::h7ddaac0e9609a83d [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 14: 0x6131cbf5cbdd - __rustc[76f7e7187978e2f8]::rust_begin_unwind [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:698:5 [INFO] [stdout] 15: 0x6131cbfa53d0 - core::panicking::panic_fmt::heb245a301f4395db [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/core/src/panicking.rs:78:14 [INFO] [stdout] 16: 0x6131cbfa49a6 - core::result::unwrap_failed::h91bd1e1731f928fc [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/core/src/result.rs:1855:5 [INFO] [stdout] 17: 0x6131cbf03c5e - core::result::Result::expect::hda25b9ec4ced5718 [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/core/src/result.rs:1178:23 [INFO] [stdout] 18: 0x6131cbf0209c - tracing_chrome::create_default_writer::h32b4b0db13c2ba90 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:279:10 [INFO] [stdout] 19: 0x6131cbee9fba - tracing_chrome::ChromeLayer::new::{{closure}}::hffc5353415254729 [INFO] [stdout] 20: 0x6131cbef5105 - core::option::Option::unwrap_or_else::h45b4757b2c559936 [INFO] [stdout] 21: 0x6131cbee61d9 - tracing_chrome::ChromeLayer::new::h504c5491f7c5e3ef [INFO] [stdout] 22: 0x6131cbeea41d - tracing_chrome::ChromeLayerBuilder::build::he14627bea4f395d9 [INFO] [stdout] 23: 0x6131cbef8a73 - rust_out::main::_doctest_main_src_lib_rs_16_0::h7beed5371a27ab33 [INFO] [stdout] 24: 0x6131cbef8a36 - rust_out::main::h2c0b889d96022a4f [INFO] [stdout] 25: 0x6131cbef3003 - core::ops::function::FnOnce::call_once::h064b3222b538a73a [INFO] [stdout] 26: 0x6131cbeebbe6 - std::sys::backtrace::__rust_begin_short_backtrace::h5b0a4898ae968de4 [INFO] [stdout] 27: 0x6131cbeeba59 - std::rt::lang_start::{{closure}}::h6185b2e9f14a2cbb [INFO] [stdout] 28: 0x6131cbf69a70 - core::ops::function::impls:: for &F>::call_once::h92f7271baace0227 [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/core/src/ops/function.rs:287:21 [INFO] [stdout] 29: 0x6131cbf69a70 - std::panicking::catch_unwind::do_call::hab80bc7615f9a56f [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:590:40 [INFO] [stdout] 30: 0x6131cbf69a70 - std::panicking::catch_unwind::h44920ff533ed11dd [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:553:19 [INFO] [stdout] 31: 0x6131cbf69a70 - std::panic::catch_unwind::hbc4760794652046f [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panic.rs:359:14 [INFO] [stdout] 32: 0x6131cbf69a70 - std::rt::lang_start_internal::{{closure}}::h017b9ee7d9dfccf2 [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/rt.rs:175:24 [INFO] [stdout] 33: 0x6131cbf69a70 - std::panicking::catch_unwind::do_call::h5c448dae61c3a22b [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:590:40 [INFO] [stdout] 34: 0x6131cbf69a70 - std::panicking::catch_unwind::ha3a2750d16137715 [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:553:19 [INFO] [stdout] 35: 0x6131cbf69a70 - std::panic::catch_unwind::ha56344eb931bca1a [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panic.rs:359:14 [INFO] [stdout] 36: 0x6131cbf69a70 - std::rt::lang_start_internal::h4e6c18fadc4e7470 [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/rt.rs:171:5 [INFO] [stdout] 37: 0x6131cbeeba41 - std::rt::lang_start::hc4342c866dfc26c3 [INFO] [stdout] 38: 0x6131cbefa3c5 - main [INFO] [stdout] 39: 0x7ab0df7f81ca - [INFO] [stdout] 40: 0x7ab0df7f828b - __libc_start_main [INFO] [stdout] 41: 0x6131cbee3085 - _start [INFO] [stdout] 42: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - ChromeLayerBuilder::name_fn (line 157) stdout ---- [INFO] [stdout] Test executable failed (exit status: 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] [INFO] [stdout] thread 'main' (122) panicked at src/lib.rs:279:10: [INFO] [stdout] Failed to create trace file.: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" } [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x590616c8afe2 - std::backtrace_rs::backtrace::libunwind::trace::h76861be37b31432e [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x590616c8afe2 - std::backtrace_rs::backtrace::trace_unsynchronized::h58d4003082192c17 [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x590616c8afe2 - std::sys::backtrace::_print_fmt::hfe5857a399620d2a [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x590616c8afe2 - ::fmt::h52160e9da139e442 [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x590616c9bcef - core::fmt::rt::Argument::fmt::h66fe6fef9ecca14a [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x590616c9bcef - core::fmt::write::hf09a056a304e021a [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x590616c66771 - std::io::default_write_fmt::h7567c5950fb0173c [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x590616c66771 - std::io::Write::write_fmt::h361c7127187cda65 [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x590616c6c6d2 - std::sys::backtrace::BacktraceLock::print::h15104dbcf0fd1f14 [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x590616c6ee9f - std::panicking::default_hook::{{closure}}::h0fa6cd8dbe0dd76b [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x590616c6ecf9 - std::panicking::default_hook::h8d20506cf72e4831 [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:328:9 [INFO] [stdout] 11: 0x590616c6f525 - std::panicking::panic_with_hook::h746880a052e02c85 [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:834:13 [INFO] [stdout] 12: 0x590616c6f3ba - std::panicking::panic_handler::{{closure}}::h14b95830f89d14b3 [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:707:13 [INFO] [stdout] 13: 0x590616c6c809 - std::sys::backtrace::__rust_end_short_backtrace::h7ddaac0e9609a83d [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 14: 0x590616c5b03d - __rustc[76f7e7187978e2f8]::rust_begin_unwind [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:698:5 [INFO] [stdout] 15: 0x590616ca3830 - core::panicking::panic_fmt::heb245a301f4395db [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/core/src/panicking.rs:78:14 [INFO] [stdout] 16: 0x590616ca2e06 - core::result::unwrap_failed::h91bd1e1731f928fc [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/core/src/result.rs:1855:5 [INFO] [stdout] 17: 0x590616c020be - core::result::Result::expect::hda25b9ec4ced5718 [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/core/src/result.rs:1178:23 [INFO] [stdout] 18: 0x590616c004fc - tracing_chrome::create_default_writer::h32b4b0db13c2ba90 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:279:10 [INFO] [stdout] 19: 0x590616be812a - tracing_chrome::ChromeLayer::new::{{closure}}::hffc5353415254729 [INFO] [stdout] 20: 0x590616bf3425 - core::option::Option::unwrap_or_else::h45b4757b2c559936 [INFO] [stdout] 21: 0x590616be4349 - tracing_chrome::ChromeLayer::new::h504c5491f7c5e3ef [INFO] [stdout] 22: 0x590616be858d - tracing_chrome::ChromeLayerBuilder::build::he14627bea4f395d9 [INFO] [stdout] 23: 0x590616bf6e56 - rust_out::main::_doctest_main_src_lib_rs_157_0::he19db5d8769ce7ac [INFO] [stdout] 24: 0x590616bf6d56 - rust_out::main::h2c0b889d96022a4f [INFO] [stdout] 25: 0x590616bf1243 - core::ops::function::FnOnce::call_once::h064b3222b538a73a [INFO] [stdout] 26: 0x590616be9df6 - std::sys::backtrace::__rust_begin_short_backtrace::h5b0a4898ae968de4 [INFO] [stdout] 27: 0x590616be9c69 - std::rt::lang_start::{{closure}}::h6185b2e9f14a2cbb [INFO] [stdout] 28: 0x590616c67ed0 - core::ops::function::impls:: for &F>::call_once::h92f7271baace0227 [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/core/src/ops/function.rs:287:21 [INFO] [stdout] 29: 0x590616c67ed0 - std::panicking::catch_unwind::do_call::hab80bc7615f9a56f [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:590:40 [INFO] [stdout] 30: 0x590616c67ed0 - std::panicking::catch_unwind::h44920ff533ed11dd [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:553:19 [INFO] [stdout] 31: 0x590616c67ed0 - std::panic::catch_unwind::hbc4760794652046f [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panic.rs:359:14 [INFO] [stdout] 32: 0x590616c67ed0 - std::rt::lang_start_internal::{{closure}}::h017b9ee7d9dfccf2 [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/rt.rs:175:24 [INFO] [stdout] 33: 0x590616c67ed0 - std::panicking::catch_unwind::do_call::h5c448dae61c3a22b [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:590:40 [INFO] [stdout] 34: 0x590616c67ed0 - std::panicking::catch_unwind::ha3a2750d16137715 [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:553:19 [INFO] [stdout] 35: 0x590616c67ed0 - std::panic::catch_unwind::ha56344eb931bca1a [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panic.rs:359:14 [INFO] [stdout] 36: 0x590616c67ed0 - std::rt::lang_start_internal::h4e6c18fadc4e7470 [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/rt.rs:171:5 [INFO] [stdout] 37: 0x590616be9c51 - std::rt::lang_start::hc4342c866dfc26c3 [INFO] [stdout] 38: 0x590616bf8825 - main [INFO] [stdout] 39: 0x78484e4971ca - [INFO] [stdout] 40: 0x78484e49728b - __libc_start_main [INFO] [stdout] 41: 0x590616be11f5 - _start [INFO] [stdout] 42: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - ChromeLayerBuilder::category_fn (line 179) stdout ---- [INFO] [stdout] Test executable failed (exit status: 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] [INFO] [stdout] thread 'main' (125) panicked at src/lib.rs:279:10: [INFO] [stdout] Failed to create trace file.: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" } [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x576a70df8fa2 - std::backtrace_rs::backtrace::libunwind::trace::h76861be37b31432e [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x576a70df8fa2 - std::backtrace_rs::backtrace::trace_unsynchronized::h58d4003082192c17 [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x576a70df8fa2 - std::sys::backtrace::_print_fmt::hfe5857a399620d2a [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x576a70df8fa2 - ::fmt::h52160e9da139e442 [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x576a70e09caf - core::fmt::rt::Argument::fmt::h66fe6fef9ecca14a [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x576a70e09caf - core::fmt::write::hf09a056a304e021a [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x576a70dd4731 - std::io::default_write_fmt::h7567c5950fb0173c [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x576a70dd4731 - std::io::Write::write_fmt::h361c7127187cda65 [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x576a70dda692 - std::sys::backtrace::BacktraceLock::print::h15104dbcf0fd1f14 [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x576a70ddce5f - std::panicking::default_hook::{{closure}}::h0fa6cd8dbe0dd76b [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x576a70ddccb9 - std::panicking::default_hook::h8d20506cf72e4831 [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:328:9 [INFO] [stdout] 11: 0x576a70ddd4e5 - std::panicking::panic_with_hook::h746880a052e02c85 [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:834:13 [INFO] [stdout] 12: 0x576a70ddd37a - std::panicking::panic_handler::{{closure}}::h14b95830f89d14b3 [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:707:13 [INFO] [stdout] 13: 0x576a70dda7c9 - std::sys::backtrace::__rust_end_short_backtrace::h7ddaac0e9609a83d [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 14: 0x576a70dc8ffd - __rustc[76f7e7187978e2f8]::rust_begin_unwind [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:698:5 [INFO] [stdout] 15: 0x576a70e117f0 - core::panicking::panic_fmt::heb245a301f4395db [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/core/src/panicking.rs:78:14 [INFO] [stdout] 16: 0x576a70e10dc6 - core::result::unwrap_failed::h91bd1e1731f928fc [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/core/src/result.rs:1855:5 [INFO] [stdout] 17: 0x576a70d7007e - core::result::Result::expect::hda25b9ec4ced5718 [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/core/src/result.rs:1178:23 [INFO] [stdout] 18: 0x576a70d6e4bc - tracing_chrome::create_default_writer::h32b4b0db13c2ba90 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:279:10 [INFO] [stdout] 19: 0x576a70d5612a - tracing_chrome::ChromeLayer::new::{{closure}}::hffc5353415254729 [INFO] [stdout] 20: 0x576a70d61425 - core::option::Option::unwrap_or_else::h45b4757b2c559936 [INFO] [stdout] 21: 0x576a70d52349 - tracing_chrome::ChromeLayer::new::h504c5491f7c5e3ef [INFO] [stdout] 22: 0x576a70d5662d - tracing_chrome::ChromeLayerBuilder::build::he14627bea4f395d9 [INFO] [stdout] 23: 0x576a70d64e56 - rust_out::main::_doctest_main_src_lib_rs_179_0::h50fd2f9a1466e44b [INFO] [stdout] 24: 0x576a70d64d56 - rust_out::main::h2c0b889d96022a4f [INFO] [stdout] 25: 0x576a70d5f243 - core::ops::function::FnOnce::call_once::h064b3222b538a73a [INFO] [stdout] 26: 0x576a70d57df6 - std::sys::backtrace::__rust_begin_short_backtrace::h5b0a4898ae968de4 [INFO] [stdout] 27: 0x576a70d57c69 - std::rt::lang_start::{{closure}}::h6185b2e9f14a2cbb [INFO] [stdout] 28: 0x576a70dd5e90 - core::ops::function::impls:: for &F>::call_once::h92f7271baace0227 [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/core/src/ops/function.rs:287:21 [INFO] [stdout] 29: 0x576a70dd5e90 - std::panicking::catch_unwind::do_call::hab80bc7615f9a56f [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:590:40 [INFO] [stdout] 30: 0x576a70dd5e90 - std::panicking::catch_unwind::h44920ff533ed11dd [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:553:19 [INFO] [stdout] 31: 0x576a70dd5e90 - std::panic::catch_unwind::hbc4760794652046f [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panic.rs:359:14 [INFO] [stdout] 32: 0x576a70dd5e90 - std::rt::lang_start_internal::{{closure}}::h017b9ee7d9dfccf2 [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/rt.rs:175:24 [INFO] [stdout] 33: 0x576a70dd5e90 - std::panicking::catch_unwind::do_call::h5c448dae61c3a22b [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:590:40 [INFO] [stdout] 34: 0x576a70dd5e90 - std::panicking::catch_unwind::ha3a2750d16137715 [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panicking.rs:553:19 [INFO] [stdout] 35: 0x576a70dd5e90 - std::panic::catch_unwind::ha56344eb931bca1a [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/panic.rs:359:14 [INFO] [stdout] 36: 0x576a70dd5e90 - std::rt::lang_start_internal::h4e6c18fadc4e7470 [INFO] [stdout] at /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/std/src/rt.rs:171:5 [INFO] [stdout] 37: 0x576a70d57c51 - std::rt::lang_start::hc4342c866dfc26c3 [INFO] [stdout] 38: 0x576a70d667e5 - main [INFO] [stdout] 39: 0x766cb4b981ca - [INFO] [stdout] 40: 0x766cb4b9828b - __libc_start_main [INFO] [stdout] 41: 0x576a70d4f1f5 - _start [INFO] [stdout] 42: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 16) [INFO] [stdout] src/lib.rs - ChromeLayerBuilder::category_fn (line 179) [INFO] [stdout] src/lib.rs - ChromeLayerBuilder::name_fn (line 157) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.13s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "387c83d141b49ffb8353d3bc82c284277313636ccfdae0551ef91ff81e8639c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "387c83d141b49ffb8353d3bc82c284277313636ccfdae0551ef91ff81e8639c2", kill_on_drop: false }` [INFO] [stdout] 387c83d141b49ffb8353d3bc82c284277313636ccfdae0551ef91ff81e8639c2