[INFO] fetching crate graphlang 0.1.3...
[INFO] testing graphlang-0.1.3 against 1.93.0 for beta-1.94-1
[INFO] extracting crate graphlang 0.1.3 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate graphlang 0.1.3
[INFO] finished tweaking crates.io crate graphlang 0.1.3
[INFO] tweaked toml for crates.io crate graphlang 0.1.3 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate graphlang 0.1.3 on toolchain 1.93.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.93.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate graphlang 0.1.3 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" "+1.93.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded log v0.4.16
[INFO] [stderr]   Downloaded dot v0.1.4
[INFO] [stderr]   Downloaded serde_json v1.0.79
[INFO] [stderr]   Downloaded clap v3.1.8
[INFO] [stderr]   Downloaded libc v0.2.122
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59ffe3acd3fed04e15694b931089046b6105e2cd2772b5362790537873030472
[INFO] running `Command { std: "docker" "start" "-a" "59ffe3acd3fed04e15694b931089046b6105e2cd2772b5362790537873030472", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59ffe3acd3fed04e15694b931089046b6105e2cd2772b5362790537873030472", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59ffe3acd3fed04e15694b931089046b6105e2cd2772b5362790537873030472", kill_on_drop: false }`
[INFO] [stdout] 59ffe3acd3fed04e15694b931089046b6105e2cd2772b5362790537873030472
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5222c39c99a9a4444ce83354db14efe43fc49600c3789cd6725ac00e5f31d073
[INFO] running `Command { std: "docker" "start" "-a" "5222c39c99a9a4444ce83354db14efe43fc49600c3789cd6725ac00e5f31d073", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.122
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
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[INFO] [stderr]    Compiling dot v0.1.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.1.7
[INFO] [stderr]    Compiling clap v3.1.8
[INFO] [stderr]    Compiling graphlang v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 36.03s
[INFO] running `Command { std: "docker" "inspect" "5222c39c99a9a4444ce83354db14efe43fc49600c3789cd6725ac00e5f31d073", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5222c39c99a9a4444ce83354db14efe43fc49600c3789cd6725ac00e5f31d073", kill_on_drop: false }`
[INFO] [stdout] 5222c39c99a9a4444ce83354db14efe43fc49600c3789cd6725ac00e5f31d073
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6cc4a279c1ba9de4353b78e2eade624168209ff5acb6408bca8971509c19331
[INFO] running `Command { std: "docker" "start" "-a" "f6cc4a279c1ba9de4353b78e2eade624168209ff5acb6408bca8971509c19331", kill_on_drop: false }`
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling fsio v0.1.3
[INFO] [stderr]    Compiling serde v1.0.136
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[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling envmnt v0.8.4
[INFO] [stderr]    Compiling ci_info v0.10.2
[INFO] [stderr]    Compiling rusty-hook v0.11.2
[INFO] [stderr]    Compiling graphlang v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 13.07s
[INFO] running `Command { std: "docker" "inspect" "f6cc4a279c1ba9de4353b78e2eade624168209ff5acb6408bca8971509c19331", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6cc4a279c1ba9de4353b78e2eade624168209ff5acb6408bca8971509c19331", kill_on_drop: false }`
[INFO] [stdout] f6cc4a279c1ba9de4353b78e2eade624168209ff5acb6408bca8971509c19331
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c3c9cea7489e214fa60991deb6551fce7fe1e3d3c6279a48c2fbcfd86a326337
[INFO] running `Command { std: "docker" "start" "-a" "c3c9cea7489e214fa60991deb6551fce7fe1e3d3c6279a48c2fbcfd86a326337", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/graphlang-71f42603c7112bc2)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test graph::tests::graph_difference_used_for_reduced_query_graph_gen ... ok
[INFO] [stdout] test graph::tests::cleanup_edges ... ok
[INFO] [stdout] test graph::tests::insert ... ok
[INFO] [stdout] test graph::tests::node_neighbours_extended ... ok
[INFO] [stdout] test graph::tests::node_neighbours ... ok
[INFO] [stdout] test graph::tests::remove ... ok
[INFO] [stdout] test graphgrammar::quitcondition::all_options ... ok
[INFO] [stdout] test graphgrammar::quitcondition::prodnum_is_valid ... ok
[INFO] [stdout] test graphgrammar::quitcondition::timeout_is_valid ... ok
[INFO] [stdout] test graphoperations::combine_neighbours_simple ... ok
[INFO] [stdout] test graphgrammar::quitcondition::trivial_production ... ok
[INFO] [stdout] test graphoperations::combine_neighbours_with_filter ... ok
[INFO] [stdout] test graphoperations::tests::simple_nonunique_match ... ok
[INFO] [stdout] test graphoperations::tests::simple_unique_match ... ok
[INFO] [stdout] test graphoperations::combine_neighbours_with_filter_2 ... ok
[INFO] [stdout] test graphoperations::tests::nonunique_match_with_cycles ... ok
[INFO] [stdout] test graphoperations::tests::trivial_disconnected_graphs ... ok
[INFO] [stdout] test predefined::tests::test_predefined_string_grammer_equals_ladder_with_width_1 ... ok
[INFO] [stdout] test graphgrammar::quitcondition::valid_graph_is_valid ... ok
[INFO] [stdout] test predefined::tests::test_predefined_ladder_grammer ... ok
[INFO] [stdout] test predefined::tests::test_predefined_string_grammer ... ok
[INFO] [stdout] test primitives::tests::deserialize_reference_graph ... ok
[INFO] [stdout] test primitives::tests::serialize_and_deserialize_graph ... ok
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/graphlang-ce734546447ebe4c)
[INFO] [stdout] test graphgrammar::quitcondition::new_is_invalid ... ok
[INFO] [stderr]      Running tests/basic_operations.rs (/opt/rustwide/target/debug/deps/basic_operations-ed8794c1d328759f)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stderr]    Doc-tests graphlang
[INFO] [stdout] test graphgrammar_from_file_is_usable ... ok
[INFO] [stdout] test read_graph_from_file ... ok
[INFO] [stdout] test serde_of_a_graphgrammar ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/graph.rs - graph::Graph<I,NL,EL>::write_dot_to (line 309) ... FAILED
[INFO] [stdout] test src/predefined.rs - predefined::ladder_grammar (line 119) ... ok
[INFO] [stdout] test src/graphoperations.rs - graphoperations::are_graphs_isomorph (line 210) ... ok
[INFO] [stdout] test src/graph.rs - graph::Graph<I,NL,EL>::cleanup_edges (line 70) ... ok
[INFO] [stdout] test src/predefined.rs - predefined::ladder_grammar (line 135) ... ok
[INFO] [stdout] test src/predefined.rs - predefined::string_grammar (line 25) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/graph.rs - graph::Graph<I,NL,EL>::write_dot_to (line 309) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (123) panicked at src/graph.rs:15:8:
[INFO] [stdout] Doc test for write_dot_to works: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5710420cea02 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5710420cea02 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5710420cea02 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x5710420cea02 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x5710420ddd17 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5710420ddd17 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x5710420ad2f6 - std::io::default_write_fmt::hdea1c6df292e9097
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5710420ad2f6 - std::io::Write::write_fmt::ha6a1d6c1ea64b2d0
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5710420b43d6 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x5710420b43d6 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5710420b4236 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x5710420b461b - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:825:13
[INFO] [stdout]   12:     0x5710420b4498 - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:698:13
[INFO] [stdout]   13:     0x5710420b29d9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   14:     0x5710420a227d - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   15:     0x5710420e0e1c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x5710420e06e2 - core::result::unwrap_failed::h23873bb39ca9a844
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/result.rs:1867:5
[INFO] [stdout]   17:     0x57104208df80 - core::result::Result<T,E>::expect::h9f6eb2b590e108d2
[INFO] [stdout]   18:     0x57104208ecf1 - rust_out::main::_doctest_main_src_graph_rs_309_0::h1785c346bf32b741
[INFO] [stdout]   19:     0x57104208ecc6 - rust_out::main::hddb47a63e130bd9b
[INFO] [stdout]   20:     0x57104208d623 - core::ops::function::FnOnce::call_once::h96beabba765cc134
[INFO] [stdout]   21:     0x57104208d2e6 - std::sys::backtrace::__rust_begin_short_backtrace::hfbfc9999389ebc3c
[INFO] [stdout]   22:     0x57104208d259 - std::rt::lang_start::{{closure}}::h80a253ee4580ed9e
[INFO] [stdout]   23:     0x5710420ae4f6 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h52f3341f83ee0b20
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   24:     0x5710420ae4f6 - std::panicking::catch_unwind::do_call::h14dbcc353f10da05
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   25:     0x5710420ae4f6 - std::panicking::catch_unwind::h0f5e61927052bc65
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   26:     0x5710420ae4f6 - std::panic::catch_unwind::h8d8992fccbbe3818
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   27:     0x5710420ae4f6 - std::rt::lang_start_internal::{{closure}}::h2586bbc303a85ad8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/rt.rs:175:24
[INFO] [stdout]   28:     0x5710420ae4f6 - std::panicking::catch_unwind::do_call::h68525f29457c7630
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x5710420ae4f6 - std::panicking::catch_unwind::h9d0806e64d8b7d77
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5710420ae4f6 - std::panic::catch_unwind::h9b43c59c05f0dec3
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5710420ae4f6 - std::rt::lang_start_internal::h74b643a2cc7fe3b4
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/rt.rs:171:5
[INFO] [stdout]   32:     0x57104208d241 - std::rt::lang_start::ha74422474068e822
[INFO] [stdout]   33:     0x57104208f115 - main
[INFO] [stdout]   34:     0x71ab13fe21ca - <unknown>
[INFO] [stdout]   35:     0x71ab13fe228b - __libc_start_main
[INFO] [stdout]   36:     0x57104208a435 - _start
[INFO] [stdout]   37:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/graph.rs - graph::Graph<I,NL,EL>::write_dot_to (line 309)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 5 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.90s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "c3c9cea7489e214fa60991deb6551fce7fe1e3d3c6279a48c2fbcfd86a326337", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3c9cea7489e214fa60991deb6551fce7fe1e3d3c6279a48c2fbcfd86a326337", kill_on_drop: false }`
[INFO] [stdout] c3c9cea7489e214fa60991deb6551fce7fe1e3d3c6279a48c2fbcfd86a326337
