[INFO] fetching crate tracing-callgraph 0.1.0-alpha.1... [INFO] testing tracing-callgraph-0.1.0-alpha.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8 [INFO] extracting crate tracing-callgraph 0.1.0-alpha.1 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate tracing-callgraph 0.1.0-alpha.1 [INFO] finished tweaking crates.io crate tracing-callgraph 0.1.0-alpha.1 [INFO] tweaked toml for crates.io crate tracing-callgraph 0.1.0-alpha.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate tracing-callgraph 0.1.0-alpha.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate tracing-callgraph 0.1.0-alpha.1 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2d75aacca8438b90edebbcf634ee79be5b448de576f7535cbd9ec1dd7377f35c [INFO] running `Command { std: "docker" "start" "-a" "2d75aacca8438b90edebbcf634ee79be5b448de576f7535cbd9ec1dd7377f35c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2d75aacca8438b90edebbcf634ee79be5b448de576f7535cbd9ec1dd7377f35c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2d75aacca8438b90edebbcf634ee79be5b448de576f7535cbd9ec1dd7377f35c", kill_on_drop: false }` [INFO] [stdout] 2d75aacca8438b90edebbcf634ee79be5b448de576f7535cbd9ec1dd7377f35c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c0e14799e745d85aacbd2804bb40bf139bb0f043c5ca03494f5b85758eedc274 [INFO] running `Command { std: "docker" "start" "-a" "c0e14799e745d85aacbd2804bb40bf139bb0f043c5ca03494f5b85758eedc274", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.34 [INFO] [stderr] Compiling smallvec v1.4.1 [INFO] [stderr] Compiling fixedbitset v0.2.0 [INFO] [stderr] Compiling tracing-core v0.1.12 [INFO] [stderr] Compiling sharded-slab v0.0.9 [INFO] [stderr] Compiling hashbrown v0.8.1 [INFO] [stderr] Compiling indexmap v1.5.0 [INFO] [stderr] Compiling tracing-subscriber v0.2.10 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling petgraph v0.5.1 [INFO] [stderr] Compiling tracing-attributes v0.1.9 [INFO] [stderr] Compiling tracing v0.1.18 [INFO] [stderr] Compiling tracing-callgraph v0.1.0-alpha.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: lint `const_err` has been removed: converted into hard error, see issue #71800 for more information [INFO] [stdout] --> src/lib.rs:51:5 [INFO] [stdout] | [INFO] [stdout] 51 | const_err, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `private_in_public` has been removed: replaced with another group of lints, see RFC for more information [INFO] [stdout] --> src/lib.rs:59:5 [INFO] [stdout] | [INFO] [stdout] 59 | private_in_public, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/lib.rs:104:34 [INFO] [stdout] | [INFO] [stdout] 104 | self.top_node = Some(name.clone()); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.65s [INFO] running `Command { std: "docker" "inspect" "c0e14799e745d85aacbd2804bb40bf139bb0f043c5ca03494f5b85758eedc274", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c0e14799e745d85aacbd2804bb40bf139bb0f043c5ca03494f5b85758eedc274", kill_on_drop: false }` [INFO] [stdout] c0e14799e745d85aacbd2804bb40bf139bb0f043c5ca03494f5b85758eedc274 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 793643882f8216cf701654a52d3264b53ba4f42241ade3465a02e983f1f79d2e [INFO] running `Command { std: "docker" "start" "-a" "793643882f8216cf701654a52d3264b53ba4f42241ade3465a02e983f1f79d2e", kill_on_drop: false }` [INFO] [stderr] Compiling tracing-callgraph v0.1.0-alpha.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: lint `const_err` has been removed: converted into hard error, see issue #71800 for more information [INFO] [stdout] --> src/lib.rs:51:5 [INFO] [stdout] | [INFO] [stdout] 51 | const_err, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `private_in_public` has been removed: replaced with another group of lints, see RFC for more information [INFO] [stdout] --> src/lib.rs:59:5 [INFO] [stdout] | [INFO] [stdout] 59 | private_in_public, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/lib.rs:104:34 [INFO] [stdout] | [INFO] [stdout] 104 | self.top_node = Some(name.clone()); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `const_err` has been removed: converted into hard error, see issue #71800 for more information [INFO] [stdout] --> src/lib.rs:51:5 [INFO] [stdout] | [INFO] [stdout] 51 | const_err, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `private_in_public` has been removed: replaced with another group of lints, see RFC for more information [INFO] [stdout] --> src/lib.rs:59:5 [INFO] [stdout] | [INFO] [stdout] 59 | private_in_public, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/lib.rs:104:34 [INFO] [stdout] | [INFO] [stdout] 104 | self.top_node = Some(name.clone()); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s [INFO] running `Command { std: "docker" "inspect" "793643882f8216cf701654a52d3264b53ba4f42241ade3465a02e983f1f79d2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "793643882f8216cf701654a52d3264b53ba4f42241ade3465a02e983f1f79d2e", kill_on_drop: false }` [INFO] [stdout] 793643882f8216cf701654a52d3264b53ba4f42241ade3465a02e983f1f79d2e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 181b4ede220c23145313e0199e304d6ae24c0123e265b2aa3e872e2f80cb1789 [INFO] running `Command { std: "docker" "start" "-a" "181b4ede220c23145313e0199e304d6ae24c0123e265b2aa3e872e2f80cb1789", kill_on_drop: false }` [INFO] [stderr] warning: lint `const_err` has been removed: converted into hard error, see issue #71800 for more information [INFO] [stderr] --> src/lib.rs:51:5 [INFO] [stderr] | [INFO] [stderr] 51 | const_err, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stderr] [INFO] [stderr] warning: lint `private_in_public` has been removed: replaced with another group of lints, see RFC for more information [INFO] [stderr] --> src/lib.rs:59:5 [INFO] [stderr] | [INFO] [stderr] 59 | private_in_public, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stderr] --> src/lib.rs:104:34 [INFO] [stderr] | [INFO] [stderr] 104 | self.top_node = Some(name.clone()); [INFO] [stderr] | ^^^^^^^^ help: remove this redundant call [INFO] [stderr] | [INFO] [stderr] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stderr] = note: `#[warn(noop_method_call)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `tracing-callgraph` (lib) generated 3 warnings (run `cargo fix --lib -p tracing-callgraph` to apply 1 suggestion) [INFO] [stderr] warning: `tracing-callgraph` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tracing_callgraph-e4416f94f6c11a0f) [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_callgraph [INFO] [stderr] warning: lint `const_err` has been removed: converted into hard error, see issue #71800 for more information [INFO] [stderr] --> src/lib.rs:51:5 [INFO] [stderr] | [INFO] [stderr] 51 | const_err, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stderr] [INFO] [stderr] warning: lint `private_in_public` has been removed: replaced with another group of lints, see RFC for more information [INFO] [stderr] --> src/lib.rs:59:5 [INFO] [stderr] | [INFO] [stderr] 59 | private_in_public, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 13) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 13) stdout ---- [INFO] [stdout] Test executable failed (exit status: 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] [INFO] [stdout] thread 'main' (54) panicked at src/lib.rs:8:71: [INFO] [stdout] called `Result::unwrap()` on an `Err` value: Error(CreateFile { source: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }, path: "./output.dot" }) [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x56c6ccd54fc2 - std::backtrace_rs::backtrace::libunwind::trace::h9ea1e07ac77a25d7 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x56c6ccd54fc2 - std::backtrace_rs::backtrace::trace_unsynchronized::h72b75eb83b53d15a [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x56c6ccd54fc2 - std::sys::backtrace::_print_fmt::h255777b7ec902439 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x56c6ccd54fc2 - ::fmt::h8a1ac49fcd7ee8ce [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x56c6ccd63f8f - core::fmt::rt::Argument::fmt::h635cbf3c6754cc90 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x56c6ccd63f8f - core::fmt::write::hbdcc0ec4f1bab1db [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/fmt/mod.rs:1469:25 [INFO] [stdout] 6: 0x56c6ccd327e3 - std::io::default_write_fmt::hb29d13affe7e9cd0 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x56c6ccd327e3 - std::io::Write::write_fmt::hec441b8c6eca32b9 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x56c6ccd38282 - std::sys::backtrace::BacktraceLock::print::h052febbd86f7bf07 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x56c6ccd39cfc - std::panicking::default_hook::{{closure}}::h66aeee20dd470abb [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x56c6ccd39b56 - std::panicking::default_hook::h9d66b9642014ce48 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:328:9 [INFO] [stdout] 11: 0x56c6ccd3a2d5 - std::panicking::panic_with_hook::h6d5921a1a1fa5a8e [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:834:13 [INFO] [stdout] 12: 0x56c6ccd3a16a - std::panicking::panic_handler::{{closure}}::hafeef6f707d43542 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:707:13 [INFO] [stdout] 13: 0x56c6ccd383b9 - std::sys::backtrace::__rust_end_short_backtrace::h08cbc3319a3d0120 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 14: 0x56c6ccd2711d - __rustc[ce5c411ff86ab1b2]::rust_begin_unwind [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:698:5 [INFO] [stdout] 15: 0x56c6ccd67690 - core::panicking::panic_fmt::h774fb860369a0f7b [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panicking.rs:80:14 [INFO] [stdout] 16: 0x56c6ccd66d06 - core::result::unwrap_failed::h72ee8fcbf1bf8ff9 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/result.rs:1862:5 [INFO] [stdout] 17: 0x56c6cccf66d6 - rust_out::setup_global_subscriber::h3b0cd09c17f2fde3 [INFO] [stdout] 18: 0x56c6cccf68cc - rust_out::main::h583ff58340d718d9 [INFO] [stdout] 19: 0x56c6cccf0593 - core::ops::function::FnOnce::call_once::h14c180921ac1da5e [INFO] [stdout] 20: 0x56c6cccefbc6 - std::sys::backtrace::__rust_begin_short_backtrace::h6b98eb9b1ad88857 [INFO] [stdout] 21: 0x56c6cccefb09 - std::rt::lang_start::{{closure}}::h2fc95fa84f0c83a2 [INFO] [stdout] 22: 0x56c6ccd33cf0 - core::ops::function::impls:: for &F>::call_once::h9095abc9db71b07e [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:287:21 [INFO] [stdout] 23: 0x56c6ccd33cf0 - std::panicking::catch_unwind::do_call::h6cf5dc461761418c [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:590:40 [INFO] [stdout] 24: 0x56c6ccd33cf0 - std::panicking::catch_unwind::h60074fd2327f40bd [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:553:19 [INFO] [stdout] 25: 0x56c6ccd33cf0 - std::panic::catch_unwind::heb14fa8e39d051cf [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panic.rs:359:14 [INFO] [stdout] 26: 0x56c6ccd33cf0 - std::rt::lang_start_internal::{{closure}}::hfb550bec36306a19 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/rt.rs:175:24 [INFO] [stdout] 27: 0x56c6ccd33cf0 - std::panicking::catch_unwind::do_call::hc805f36f35b6d647 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:590:40 [INFO] [stdout] 28: 0x56c6ccd33cf0 - std::panicking::catch_unwind::hb8d32f0195463ad2 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:553:19 [INFO] [stdout] 29: 0x56c6ccd33cf0 - std::panic::catch_unwind::hcebe3b1d5adfc5a2 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panic.rs:359:14 [INFO] [stdout] 30: 0x56c6ccd33cf0 - std::rt::lang_start_internal::h27f55ed238aa26df [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/rt.rs:171:5 [INFO] [stdout] 31: 0x56c6cccefaf1 - std::rt::lang_start::h762c340aaede70f7 [INFO] [stdout] 32: 0x56c6cccf9605 - main [INFO] [stdout] 33: 0x7fe32a03c1ca - [INFO] [stdout] 34: 0x7fe32a03c28b - __libc_start_main [INFO] [stdout] 35: 0x56c6ccced245 - _start [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 13) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.48s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "181b4ede220c23145313e0199e304d6ae24c0123e265b2aa3e872e2f80cb1789", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "181b4ede220c23145313e0199e304d6ae24c0123e265b2aa3e872e2f80cb1789", kill_on_drop: false }` [INFO] [stdout] 181b4ede220c23145313e0199e304d6ae24c0123e265b2aa3e872e2f80cb1789