[INFO] cloning repository https://github.com/edgarogh/automata-to-graphviz [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/edgarogh/automata-to-graphviz" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedgarogh%2Fautomata-to-graphviz", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedgarogh%2Fautomata-to-graphviz'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b6d19bd04115fb83b8abb6b2ac02fdb00a13df4c [INFO] checking edgarogh/automata-to-graphviz against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedgarogh%2Fautomata-to-graphviz" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/edgarogh/automata-to-graphviz on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/edgarogh/automata-to-graphviz [INFO] finished tweaking git repo https://github.com/edgarogh/automata-to-graphviz [INFO] tweaked toml for git repo https://github.com/edgarogh/automata-to-graphviz written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/edgarogh/automata-to-graphviz already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 998c78f2195d656d0fa208e4fad3d6cc16d84343d760ed5e3d9909d2265670bf [INFO] running `Command { std: "docker" "start" "-a" "998c78f2195d656d0fa208e4fad3d6cc16d84343d760ed5e3d9909d2265670bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "998c78f2195d656d0fa208e4fad3d6cc16d84343d760ed5e3d9909d2265670bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "998c78f2195d656d0fa208e4fad3d6cc16d84343d760ed5e3d9909d2265670bf", kill_on_drop: false }` [INFO] [stdout] 998c78f2195d656d0fa208e4fad3d6cc16d84343d760ed5e3d9909d2265670bf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 4a0023282702f9b80451244ef60d4033e99b04e5233c48ad6181b17c4ebc38a1 [INFO] running `Command { std: "docker" "start" "-a" "4a0023282702f9b80451244ef60d4033e99b04e5233c48ad6181b17c4ebc38a1", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling syn v1.0.42 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling bumpalo v3.4.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Checking eoautomata-core v0.1.0 (/opt/rustwide/workdir/core) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> core/src/eoa.rs:87:13 [INFO] [stdout] | [INFO] [stdout] 87 | / automata.push_or_merge_connection(Connection { [INFO] [stdout] 88 | | id: 0, [INFO] [stdout] 89 | | from: prev_node.take().unwrap(), [INFO] [stdout] 90 | | to: id, [INFO] [stdout] 91 | | symbols: prev_arrow_symbols.take().unwrap(), [INFO] [stdout] 92 | | }); [INFO] [stdout] | |_______________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> core/src/eoa.rs:103:13 [INFO] [stdout] | [INFO] [stdout] 103 | / automata.push_or_merge_connection(Connection { [INFO] [stdout] 104 | | id: 0, [INFO] [stdout] 105 | | from: id, [INFO] [stdout] 106 | | to: id, [INFO] [stdout] 107 | | symbols: node.stay.into_iter().copied().map(Box::from).collect(), [INFO] [stdout] 108 | | }); [INFO] [stdout] | |_______________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> core/src/models.rs:79:5 [INFO] [stdout] | [INFO] [stdout] 79 | writeln!(&mut w, "digraph {{"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> core/src/models.rs:80:5 [INFO] [stdout] | [INFO] [stdout] 80 | writeln!(&mut w, " rankdir = LR"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> core/src/models.rs:81:5 [INFO] [stdout] | [INFO] [stdout] 81 | writeln!(&mut w, " splines = line"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> core/src/models.rs:82:5 [INFO] [stdout] | [INFO] [stdout] 82 | writeln!(&mut w, " n0 [label=\"\",shape=none,height=.0,width=.0]"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> core/src/models.rs:83:5 [INFO] [stdout] | [INFO] [stdout] 83 | writeln!(&mut w, " node [shape=\"doublecircle\"]"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> core/src/models.rs:85:7 [INFO] [stdout] | [INFO] [stdout] 85 | writeln!(&mut w, " \"{}\"", a); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> core/src/models.rs:87:5 [INFO] [stdout] | [INFO] [stdout] 87 | writeln!(&mut w, " node [shape=\"circle\"]"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> core/src/models.rs:88:5 [INFO] [stdout] | [INFO] [stdout] 88 | writeln!(&mut w, " n0 -> \"{}\"", self.nodes[0].name); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> core/src/models.rs:90:7 [INFO] [stdout] | [INFO] [stdout] 90 | / writeln!(&mut w, [INFO] [stdout] 91 | | " \"{}\" -> \"{}\" [label=\"{}\"]", [INFO] [stdout] 92 | | self.get_node(conn.from).name, [INFO] [stdout] 93 | | self.get_node(conn.to).name, [INFO] [stdout] 94 | | conn.symbols.join(","), [INFO] [stdout] 95 | | ); [INFO] [stdout] | |________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> core/src/models.rs:97:5 [INFO] [stdout] | [INFO] [stdout] 97 | writeln!(&mut w, "}}"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> core/src/eoa.rs:87:13 [INFO] [stdout] | [INFO] [stdout] 87 | / automata.push_or_merge_connection(Connection { [INFO] [stdout] 88 | | id: 0, [INFO] [stdout] 89 | | from: prev_node.take().unwrap(), [INFO] [stdout] 90 | | to: id, [INFO] [stdout] 91 | | symbols: prev_arrow_symbols.take().unwrap(), [INFO] [stdout] 92 | | }); [INFO] [stdout] | |_______________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> core/src/eoa.rs:103:13 [INFO] [stdout] | [INFO] [stdout] 103 | / automata.push_or_merge_connection(Connection { [INFO] [stdout] 104 | | id: 0, [INFO] [stdout] 105 | | from: id, [INFO] [stdout] 106 | | to: id, [INFO] [stdout] 107 | | symbols: node.stay.into_iter().copied().map(Box::from).collect(), [INFO] [stdout] 108 | | }); [INFO] [stdout] | |_______________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> core/src/models.rs:79:5 [INFO] [stdout] | [INFO] [stdout] 79 | writeln!(&mut w, "digraph {{"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> core/src/models.rs:80:5 [INFO] [stdout] | [INFO] [stdout] 80 | writeln!(&mut w, " rankdir = LR"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> core/src/models.rs:81:5 [INFO] [stdout] | [INFO] [stdout] 81 | writeln!(&mut w, " splines = line"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> core/src/models.rs:82:5 [INFO] [stdout] | [INFO] [stdout] 82 | writeln!(&mut w, " n0 [label=\"\",shape=none,height=.0,width=.0]"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> core/src/models.rs:83:5 [INFO] [stdout] | [INFO] [stdout] 83 | writeln!(&mut w, " node [shape=\"doublecircle\"]"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> core/src/models.rs:85:7 [INFO] [stdout] | [INFO] [stdout] 85 | writeln!(&mut w, " \"{}\"", a); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> core/src/models.rs:87:5 [INFO] [stdout] | [INFO] [stdout] 87 | writeln!(&mut w, " node [shape=\"circle\"]"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> core/src/models.rs:88:5 [INFO] [stdout] | [INFO] [stdout] 88 | writeln!(&mut w, " n0 -> \"{}\"", self.nodes[0].name); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> core/src/models.rs:90:7 [INFO] [stdout] | [INFO] [stdout] 90 | / writeln!(&mut w, [INFO] [stdout] 91 | | " \"{}\" -> \"{}\" [label=\"{}\"]", [INFO] [stdout] 92 | | self.get_node(conn.from).name, [INFO] [stdout] 93 | | self.get_node(conn.to).name, [INFO] [stdout] 94 | | conn.symbols.join(","), [INFO] [stdout] 95 | | ); [INFO] [stdout] | |________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> core/src/models.rs:97:5 [INFO] [stdout] | [INFO] [stdout] 97 | writeln!(&mut w, "}}"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.68 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.68 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.68 [INFO] [stderr] Checking wasm-bindgen v0.2.68 [INFO] [stderr] Checking console_error_panic_hook v0.1.6 [INFO] [stderr] Checking eoautomata-web v0.1.0 (/opt/rustwide/workdir/web) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 30.89s [INFO] running `Command { std: "docker" "inspect" "4a0023282702f9b80451244ef60d4033e99b04e5233c48ad6181b17c4ebc38a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a0023282702f9b80451244ef60d4033e99b04e5233c48ad6181b17c4ebc38a1", kill_on_drop: false }` [INFO] [stdout] 4a0023282702f9b80451244ef60d4033e99b04e5233c48ad6181b17c4ebc38a1