[INFO] fetching crate dot 0.1.4...
[INFO] testing dot-0.1.4 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate dot 0.1.4 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate dot 0.1.4
[INFO] finished tweaking crates.io crate dot 0.1.4
[INFO] tweaked toml for crates.io crate dot 0.1.4 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dot 0.1.4 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08b45493b03814570b57e5c407cf7efa08c24770e8b08cc156d83c0edbe8a0a6
[INFO] running `Command { std: "docker" "start" "-a" "08b45493b03814570b57e5c407cf7efa08c24770e8b08cc156d83c0edbe8a0a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08b45493b03814570b57e5c407cf7efa08c24770e8b08cc156d83c0edbe8a0a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08b45493b03814570b57e5c407cf7efa08c24770e8b08cc156d83c0edbe8a0a6", kill_on_drop: false }`
[INFO] [stdout] 08b45493b03814570b57e5c407cf7efa08c24770e8b08cc156d83c0edbe8a0a6
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 127b99e70fcc516a5cedfa0e05107603207d04242cd5abb38ccb357bad1577a1
[INFO] running `Command { std: "docker" "start" "-a" "127b99e70fcc516a5cedfa0e05107603207d04242cd5abb38ccb357bad1577a1", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling dot v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:946:5
[INFO] [stdout]     |
[INFO] [stdout] 946 |     try!(writeln(w, &[g.kind().keyword(), " ", g.graph_id().as_slice(), " {"]));
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:937:13
[INFO] [stdout]     |
[INFO] [stdout] 937 |             try!(w.write_all(s.as_bytes()));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:950:9
[INFO] [stdout]     |
[INFO] [stdout] 950 |         try!(indent(w));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:989:9
[INFO] [stdout]     |
[INFO] [stdout] 989 |         try!(writeln(w, &text));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/lib.rs:1000:9
[INFO] [stdout]      |
[INFO] [stdout] 1000 |         try!(indent(w));
[INFO] [stdout]      |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/lib.rs:1051:9
[INFO] [stdout]      |
[INFO] [stdout] 1051 |         try!(writeln(w, &text));
[INFO] [stdout]      |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "127b99e70fcc516a5cedfa0e05107603207d04242cd5abb38ccb357bad1577a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "127b99e70fcc516a5cedfa0e05107603207d04242cd5abb38ccb357bad1577a1", kill_on_drop: false }`
[INFO] [stdout] 127b99e70fcc516a5cedfa0e05107603207d04242cd5abb38ccb357bad1577a1
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f692b33f23763522ed9baaa08f50f93dc7e5c25e9d3256cc6ddaac3c71a5000
[INFO] running `Command { std: "docker" "start" "-a" "6f692b33f23763522ed9baaa08f50f93dc7e5c25e9d3256cc6ddaac3c71a5000", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:946:5
[INFO] [stdout]     |
[INFO] [stdout] 946 |     try!(writeln(w, &[g.kind().keyword(), " ", g.graph_id().as_slice(), " {"]));
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:937:13
[INFO] [stdout]     |
[INFO] [stdout] 937 |             try!(w.write_all(s.as_bytes()));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:950:9
[INFO] [stdout]     |
[INFO] [stdout] 950 |         try!(indent(w));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:989:9
[INFO] [stdout]     |
[INFO] [stdout] 989 |         try!(writeln(w, &text));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling dot v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/lib.rs:1000:9
[INFO] [stdout]      |
[INFO] [stdout] 1000 |         try!(indent(w));
[INFO] [stdout]      |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/lib.rs:1051:9
[INFO] [stdout]      |
[INFO] [stdout] 1051 |         try!(writeln(w, &text));
[INFO] [stdout]      |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:946:5
[INFO] [stdout]     |
[INFO] [stdout] 946 |     try!(writeln(w, &[g.kind().keyword(), " ", g.graph_id().as_slice(), " {"]));
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:937:13
[INFO] [stdout]     |
[INFO] [stdout] 937 |             try!(w.write_all(s.as_bytes()));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:950:9
[INFO] [stdout]     |
[INFO] [stdout] 950 |         try!(indent(w));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:989:9
[INFO] [stdout]     |
[INFO] [stdout] 989 |         try!(writeln(w, &text));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/lib.rs:1000:9
[INFO] [stdout]      |
[INFO] [stdout] 1000 |         try!(indent(w));
[INFO] [stdout]      |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/lib.rs:1051:9
[INFO] [stdout]      |
[INFO] [stdout] 1051 |         try!(writeln(w, &text));
[INFO] [stdout]      |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/lib.rs:1294:9
[INFO] [stdout]      |
[INFO] [stdout] 1294 |         try!(Read::read_to_string(&mut &*writer, &mut s));
[INFO] [stdout]      |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/lib.rs:1592:9
[INFO] [stdout]      |
[INFO] [stdout] 1592 |         try!(Read::read_to_string(&mut &*writer, &mut s));
[INFO] [stdout]      |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "6f692b33f23763522ed9baaa08f50f93dc7e5c25e9d3256cc6ddaac3c71a5000", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f692b33f23763522ed9baaa08f50f93dc7e5c25e9d3256cc6ddaac3c71a5000", kill_on_drop: false }`
[INFO] [stdout] 6f692b33f23763522ed9baaa08f50f93dc7e5c25e9d3256cc6ddaac3c71a5000
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 447f8f477ac2a7b966f72d28fab47cdafd5023da84f05a3d8cbd9eb7302d61ad
[INFO] running `Command { std: "docker" "start" "-a" "447f8f477ac2a7b966f72d28fab47cdafd5023da84f05a3d8cbd9eb7302d61ad", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:946:5
[INFO] [stderr]     |
[INFO] [stderr] 946 |     try!(writeln(w, &[g.kind().keyword(), " ", g.graph_id().as_slice(), " {"]));
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:937:13
[INFO] [stderr]     |
[INFO] [stderr] 937 |             try!(w.write_all(s.as_bytes()));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:950:9
[INFO] [stderr]     |
[INFO] [stderr] 950 |         try!(indent(w));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:989:9
[INFO] [stderr]     |
[INFO] [stderr] 989 |         try!(writeln(w, &text));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]     --> src/lib.rs:1000:9
[INFO] [stderr]      |
[INFO] [stderr] 1000 |         try!(indent(w));
[INFO] [stderr]      |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]     --> src/lib.rs:1051:9
[INFO] [stderr]      |
[INFO] [stderr] 1051 |         try!(writeln(w, &text));
[INFO] [stderr]      |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `dot` (lib) generated 6 warnings
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]     --> src/lib.rs:1294:9
[INFO] [stderr]      |
[INFO] [stderr] 1294 |         try!(Read::read_to_string(&mut &*writer, &mut s));
[INFO] [stderr]      |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]     --> src/lib.rs:1592:9
[INFO] [stderr]      |
[INFO] [stderr] 1592 |         try!(Read::read_to_string(&mut &*writer, &mut s));
[INFO] [stderr]      |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `dot` (lib test) generated 8 warnings (6 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dot-bd5a3572a0fd31ee)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test tests::badly_formatted_id ... ok
[INFO] [stdout] test tests::hasse_diagram ... ok
[INFO] [stdout] test tests::simple_id_construction ... ok
[INFO] [stdout] test tests::empty_graph ... ok
[INFO] [stdout] test tests::single_edge_with_style ... ok
[INFO] [stdout] test tests::single_edge ... ok
[INFO] [stdout] test tests::single_cyclic_node ... ok
[INFO] [stdout] test tests::single_node ... ok
[INFO] [stdout] test tests::single_node_with_style ... ok
[INFO] [stdout] test tests::default_style_digraph ... ok
[INFO] [stdout] test tests::test_some_arrow ... ok
[INFO] [stdout] test tests::test_some_labelled ... ok
[INFO] [stdout] test tests::test_some_arrows ... ok
[INFO] [stdout] test tests::invisible ... ok
[INFO] [stdout] test tests::left_aligned_text ... ok
[INFO] [stdout] test tests::default_style_graph ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dot
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - (line 107) ... ignored
[INFO] [stdout] test src/lib.rs - (line 187) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 250) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 96) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 149) ... ok
[INFO] [stdout] test src/lib.rs - (line 204) ... ok
[INFO] [stdout] test src/lib.rs - (line 49) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.83s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "447f8f477ac2a7b966f72d28fab47cdafd5023da84f05a3d8cbd9eb7302d61ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "447f8f477ac2a7b966f72d28fab47cdafd5023da84f05a3d8cbd9eb7302d61ad", kill_on_drop: false }`
[INFO] [stdout] 447f8f477ac2a7b966f72d28fab47cdafd5023da84f05a3d8cbd9eb7302d61ad
