[INFO] fetching crate graphviz-rust-bla 0.2.0...
[INFO] testing graphviz-rust-bla-0.2.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate graphviz-rust-bla 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate graphviz-rust-bla 0.2.0
[INFO] finished tweaking crates.io crate graphviz-rust-bla 0.2.0
[INFO] tweaked toml for crates.io crate graphviz-rust-bla 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate graphviz-rust-bla 0.2.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 75 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding into-attr-derive v0.1.0 (available: v0.2.1)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.10.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dot-structures v0.1.2
[INFO] [stderr]   Downloaded dot-generator v0.2.0
[INFO] [stderr]   Downloaded dot-generator v0.1.0
[INFO] [stderr]   Downloaded into-attr v0.1.1
[INFO] [stderr]   Downloaded into-attr-derive v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8580a1a39436e7f552d94d2d18228f08c89310dc40b6df15fbc359143742aac
[INFO] running `Command { std: "docker" "start" "-a" "f8580a1a39436e7f552d94d2d18228f08c89310dc40b6df15fbc359143742aac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8580a1a39436e7f552d94d2d18228f08c89310dc40b6df15fbc359143742aac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8580a1a39436e7f552d94d2d18228f08c89310dc40b6df15fbc359143742aac", kill_on_drop: false }`
[INFO] [stdout] f8580a1a39436e7f552d94d2d18228f08c89310dc40b6df15fbc359143742aac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32144ee563daa73471b89c8a2c95aee18307788f21424a098581b3c5d2759498
[INFO] running `Command { std: "docker" "start" "-a" "32144ee563daa73471b89c8a2c95aee18307788f21424a098581b3c5d2759498", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.184
[INFO] [stderr]    Compiling dot-structures v0.1.2
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling pest v2.8.6
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling into-attr v0.1.1
[INFO] [stderr]    Compiling dot-generator v0.1.0
[INFO] [stderr]    Compiling dot-generator v0.2.0
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling pest_meta v2.8.6
[INFO] [stderr]    Compiling into-attr-derive v0.1.0
[INFO] [stderr]    Compiling tempfile v3.27.0
[INFO] [stderr]    Compiling pest_generator v2.8.6
[INFO] [stderr]    Compiling pest_derive v2.8.6
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling graphviz-rust-bla v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/attributes/mod.rs:229:1
[INFO] [stdout]     |
[INFO] [stdout] 229 | /// support of the x11 color scheme
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]   --> src/cmd.rs:47:21
[INFO] [stdout]    |
[INFO] [stdout] 47 | use std::io::{self, Error, Write};
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str`
[INFO] [stdout]   --> src/cmd.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | use std::str;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/parser.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::Map`
[INFO] [stdout]  --> src/parser.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::iter::Map;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pest::RuleType`
[INFO] [stdout]   --> src/parser.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use pest::RuleType;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `strict`
[INFO] [stdout]    --> src/printer.rs:236:32
[INFO] [stdout]     |
[INFO] [stdout] 236 |             Graph::Graph { id, strict, stmts } => {
[INFO] [stdout]     |                                ^^^^^^ help: try ignoring the field: `strict: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `strict`
[INFO] [stdout]    --> src/printer.rs:246:34
[INFO] [stdout]     |
[INFO] [stdout] 246 |             Graph::DiGraph { id, strict, stmts } => {
[INFO] [stdout]     |                                  ^^^^^^ help: try ignoring the field: `strict: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `Damping` should have a snake case name
[INFO] [stdout]   --> src/attributes/generate.rs:73:25
[INFO] [stdout]    |
[INFO] [stdout] 73 |                  pub fn $name(elem:$ty) -> Attribute {
[INFO] [stdout]    |                         ^^^^^ help: convert the identifier to snake case: `damping`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `edgeURL` should have a snake case name
[INFO] [stdout]   --> src/attributes/generate.rs:56:25
[INFO] [stdout]    |
[INFO] [stdout] 56 |                  pub fn $name(elem:$ty) -> Attribute {
[INFO] [stdout]    |                         ^^^^^ help: convert the identifier to snake case: `edge_url`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `headURL` should have a snake case name
[INFO] [stdout]   --> src/attributes/generate.rs:73:25
[INFO] [stdout]    |
[INFO] [stdout] 73 |                  pub fn $name(elem:$ty) -> Attribute {
[INFO] [stdout]    |                         ^^^^^ help: convert the identifier to snake case: `head_url`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `K` should have a snake case name
[INFO] [stdout]   --> src/attributes/generate.rs:73:25
[INFO] [stdout]    |
[INFO] [stdout] 73 |                  pub fn $name(elem:$ty) -> Attribute {
[INFO] [stdout]    |                         ^^^^^ help: convert the identifier to snake case: `k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `labelURL` should have a snake case name
[INFO] [stdout]   --> src/attributes/generate.rs:56:25
[INFO] [stdout]    |
[INFO] [stdout] 56 |                  pub fn $name(elem:$ty) -> Attribute {
[INFO] [stdout]    |                         ^^^^^ help: convert the identifier to snake case: `label_url`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `tailURL` should have a snake case name
[INFO] [stdout]   --> src/attributes/generate.rs:56:25
[INFO] [stdout]    |
[INFO] [stdout] 56 |                  pub fn $name(elem:$ty) -> Attribute {
[INFO] [stdout]    |                         ^^^^^ help: convert the identifier to snake case: `tail_url`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `URL` should have a snake case name
[INFO] [stdout]   --> src/attributes/generate.rs:56:25
[INFO] [stdout]    |
[INFO] [stdout] 56 |                  pub fn $name(elem:$ty) -> Attribute {
[INFO] [stdout]    |                         ^^^^^ help: convert the identifier to snake case: `url`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parser.rs:30:20
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn do_parse(input: &str, ty: Rule) -> Result<Pairs<Rule>, Error<Rule>> { DotParser::parse(ty, input) }
[INFO] [stdout]    |                    ^^^^                      ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn do_parse(input: &str, ty: Rule) -> Result<Pairs<'_, Rule>, Error<Rule>> { DotParser::parse(ty, input) }
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.31s
[INFO] running `Command { std: "docker" "inspect" "32144ee563daa73471b89c8a2c95aee18307788f21424a098581b3c5d2759498", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32144ee563daa73471b89c8a2c95aee18307788f21424a098581b3c5d2759498", kill_on_drop: false }`
[INFO] [stdout] 32144ee563daa73471b89c8a2c95aee18307788f21424a098581b3c5d2759498
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e68d38bc3afb598fcf218c285d10d8836101fa12afe85a7dbec274aee24603e
[INFO] running `Command { std: "docker" "start" "-a" "6e68d38bc3afb598fcf218c285d10d8836101fa12afe85a7dbec274aee24603e", kill_on_drop: false }`
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/attributes/mod.rs:229:1
[INFO] [stdout]     |
[INFO] [stdout] 229 | /// support of the x11 color scheme
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]   --> src/cmd.rs:47:21
[INFO] [stdout]    |
[INFO] [stdout] 47 | use std::io::{self, Error, Write};
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str`
[INFO] [stdout]   --> src/cmd.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | use std::str;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/parser.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::Map`
[INFO] [stdout]  --> src/parser.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::iter::Map;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pest::RuleType`
[INFO] [stdout]   --> src/parser.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use pest::RuleType;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `strict`
[INFO] [stdout]    --> src/printer.rs:236:32
[INFO] [stdout]     |
[INFO] [stdout] 236 |             Graph::Graph { id, strict, stmts } => {
[INFO] [stdout]     |                                ^^^^^^ help: try ignoring the field: `strict: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `strict`
[INFO] [stdout]    --> src/printer.rs:246:34
[INFO] [stdout]     |
[INFO] [stdout] 246 |             Graph::DiGraph { id, strict, stmts } => {
[INFO] [stdout]     |                                  ^^^^^^ help: try ignoring the field: `strict: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `Damping` should have a snake case name
[INFO] [stdout]   --> src/attributes/generate.rs:73:25
[INFO] [stdout]    |
[INFO] [stdout] 73 |                  pub fn $name(elem:$ty) -> Attribute {
[INFO] [stdout]    |                         ^^^^^ help: convert the identifier to snake case: `damping`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `edgeURL` should have a snake case name
[INFO] [stdout]   --> src/attributes/generate.rs:56:25
[INFO] [stdout]    |
[INFO] [stdout] 56 |                  pub fn $name(elem:$ty) -> Attribute {
[INFO] [stdout]    |                         ^^^^^ help: convert the identifier to snake case: `edge_url`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `headURL` should have a snake case name
[INFO] [stdout]   --> src/attributes/generate.rs:73:25
[INFO] [stdout]    |
[INFO] [stdout] 73 |                  pub fn $name(elem:$ty) -> Attribute {
[INFO] [stdout]    |                         ^^^^^ help: convert the identifier to snake case: `head_url`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `K` should have a snake case name
[INFO] [stdout]   --> src/attributes/generate.rs:73:25
[INFO] [stdout]    |
[INFO] [stdout] 73 |                  pub fn $name(elem:$ty) -> Attribute {
[INFO] [stdout]    |                         ^^^^^ help: convert the identifier to snake case: `k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `labelURL` should have a snake case name
[INFO] [stdout]   --> src/attributes/generate.rs:56:25
[INFO] [stdout]    |
[INFO] [stdout] 56 |                  pub fn $name(elem:$ty) -> Attribute {
[INFO] [stdout]    |                         ^^^^^ help: convert the identifier to snake case: `label_url`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `tailURL` should have a snake case name
[INFO] [stdout]   --> src/attributes/generate.rs:56:25
[INFO] [stdout]    |
[INFO] [stdout] 56 |                  pub fn $name(elem:$ty) -> Attribute {
[INFO] [stdout]    |                         ^^^^^ help: convert the identifier to snake case: `tail_url`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `URL` should have a snake case name
[INFO] [stdout]   --> src/attributes/generate.rs:56:25
[INFO] [stdout]    |
[INFO] [stdout] 56 |                  pub fn $name(elem:$ty) -> Attribute {
[INFO] [stdout]    |                         ^^^^^ help: convert the identifier to snake case: `url`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling graphviz-rust-bla v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parser.rs:30:20
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn do_parse(input: &str, ty: Rule) -> Result<Pairs<Rule>, Error<Rule>> { DotParser::parse(ty, input) }
[INFO] [stdout]    |                    ^^^^                      ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn do_parse(input: &str, ty: Rule) -> Result<Pairs<'_, Rule>, Error<Rule>> { DotParser::parse(ty, input) }
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/attributes/mod.rs:229:1
[INFO] [stdout]     |
[INFO] [stdout] 229 | /// support of the x11 color scheme
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Display` and `Formatter`
[INFO] [stdout]    --> src/attributes/mod.rs:311:20
[INFO] [stdout]     |
[INFO] [stdout] 311 |     use std::fmt::{Display, Formatter};
[INFO] [stdout]     |                    ^^^^^^^  ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]   --> src/cmd.rs:47:21
[INFO] [stdout]    |
[INFO] [stdout] 47 | use std::io::{self, Error, Write};
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str`
[INFO] [stdout]   --> src/cmd.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | use std::str;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/parser.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::Map`
[INFO] [stdout]  --> src/parser.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::iter::Map;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pest::RuleType`
[INFO] [stdout]   --> src/parser.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use pest::RuleType;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pest::error::Error`
[INFO] [stdout]    --> src/parser.rs:212:9
[INFO] [stdout]     |
[INFO] [stdout] 212 |     use pest::error::Error;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Pairs`
[INFO] [stdout]    --> src/parser.rs:213:33
[INFO] [stdout]     |
[INFO] [stdout] 213 |     use pest::iterators::{Pair, Pairs};
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pest::RuleType`
[INFO] [stdout]    --> src/parser.rs:214:9
[INFO] [stdout]     |
[INFO] [stdout] 214 |     use pest::RuleType;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DotParser` and `down`
[INFO] [stdout]    --> src/parser.rs:217:35
[INFO] [stdout]     |
[INFO] [stdout] 217 |     use crate::parser::{do_parse, DotParser, down, parse, process_attr, process_attr_list, process_attr_stmt, process_edge, process...
[INFO] [stdout]     |                                   ^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::pest::Parser`
[INFO] [stdout]    --> src/parser.rs:219:9
[INFO] [stdout]     |
[INFO] [stdout] 219 |     use crate::pest::Parser;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PathBuf` and `Path`
[INFO] [stdout]    --> src/lib.rs:109:21
[INFO] [stdout]     |
[INFO] [stdout] 109 |     use std::path::{Path, PathBuf};
[INFO] [stdout]     |                     ^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `strict`
[INFO] [stdout]    --> src/printer.rs:236:32
[INFO] [stdout]     |
[INFO] [stdout] 236 |             Graph::Graph { id, strict, stmts } => {
[INFO] [stdout]     |                                ^^^^^^ help: try ignoring the field: `strict: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `strict`
[INFO] [stdout]    --> src/printer.rs:246:34
[INFO] [stdout]     |
[INFO] [stdout] 246 |             Graph::DiGraph { id, strict, stmts } => {
[INFO] [stdout]     |                                  ^^^^^^ help: try ignoring the field: `strict: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:171:13
[INFO] [stdout]     |
[INFO] [stdout] 171 |         let mut g = graph!(id!("id");
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `Damping` should have a snake case name
[INFO] [stdout]   --> src/attributes/generate.rs:73:25
[INFO] [stdout]    |
[INFO] [stdout] 73 |                  pub fn $name(elem:$ty) -> Attribute {
[INFO] [stdout]    |                         ^^^^^ help: convert the identifier to snake case: `damping`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `edgeURL` should have a snake case name
[INFO] [stdout]   --> src/attributes/generate.rs:56:25
[INFO] [stdout]    |
[INFO] [stdout] 56 |                  pub fn $name(elem:$ty) -> Attribute {
[INFO] [stdout]    |                         ^^^^^ help: convert the identifier to snake case: `edge_url`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `headURL` should have a snake case name
[INFO] [stdout]   --> src/attributes/generate.rs:73:25
[INFO] [stdout]    |
[INFO] [stdout] 73 |                  pub fn $name(elem:$ty) -> Attribute {
[INFO] [stdout]    |                         ^^^^^ help: convert the identifier to snake case: `head_url`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `K` should have a snake case name
[INFO] [stdout]   --> src/attributes/generate.rs:73:25
[INFO] [stdout]    |
[INFO] [stdout] 73 |                  pub fn $name(elem:$ty) -> Attribute {
[INFO] [stdout]    |                         ^^^^^ help: convert the identifier to snake case: `k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `labelURL` should have a snake case name
[INFO] [stdout]   --> src/attributes/generate.rs:56:25
[INFO] [stdout]    |
[INFO] [stdout] 56 |                  pub fn $name(elem:$ty) -> Attribute {
[INFO] [stdout]    |                         ^^^^^ help: convert the identifier to snake case: `label_url`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `tailURL` should have a snake case name
[INFO] [stdout]   --> src/attributes/generate.rs:56:25
[INFO] [stdout]    |
[INFO] [stdout] 56 |                  pub fn $name(elem:$ty) -> Attribute {
[INFO] [stdout]    |                         ^^^^^ help: convert the identifier to snake case: `tail_url`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `URL` should have a snake case name
[INFO] [stdout]   --> src/attributes/generate.rs:56:25
[INFO] [stdout]    |
[INFO] [stdout] 56 |                  pub fn $name(elem:$ty) -> Attribute {
[INFO] [stdout]    |                         ^^^^^ help: convert the identifier to snake case: `url`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parser.rs:30:20
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn do_parse(input: &str, ty: Rule) -> Result<Pairs<Rule>, Error<Rule>> { DotParser::parse(ty, input) }
[INFO] [stdout]    |                    ^^^^                      ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn do_parse(input: &str, ty: Rule) -> Result<Pairs<'_, Rule>, Error<Rule>> { DotParser::parse(ty, input) }
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parser.rs:224:22
[INFO] [stdout]     |
[INFO] [stdout] 224 |     fn _parse(input: &str, ty: Rule) -> Pair<Rule> {
[INFO] [stdout]     |                      ^^^^               ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 224 |     fn _parse(input: &str, ty: Rule) -> Pair<'_, Rule> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:205:9
[INFO] [stdout]     |
[INFO] [stdout] 205 |         std::fs::remove_file(p);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 205 |         let _ = std::fs::remove_file(p);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.20s
[INFO] running `Command { std: "docker" "inspect" "6e68d38bc3afb598fcf218c285d10d8836101fa12afe85a7dbec274aee24603e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e68d38bc3afb598fcf218c285d10d8836101fa12afe85a7dbec274aee24603e", kill_on_drop: false }`
[INFO] [stdout] 6e68d38bc3afb598fcf218c285d10d8836101fa12afe85a7dbec274aee24603e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5a07fb3c6eea2c0482e0f8d24d39b010be7e26e75df225babaaeb856aac065b8
[INFO] running `Command { std: "docker" "start" "-a" "5a07fb3c6eea2c0482e0f8d24d39b010be7e26e75df225babaaeb856aac065b8", kill_on_drop: false }`
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/attributes/mod.rs:229:1
[INFO] [stderr]     |
[INFO] [stderr] 229 | /// support of the x11 color scheme
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr]     = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Error`
[INFO] [stderr]   --> src/cmd.rs:47:21
[INFO] [stderr]    |
[INFO] [stderr] 47 | use std::io::{self, Error, Write};
[INFO] [stderr]    |                     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]   --> src/cmd.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 | use std::str;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/parser.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::iter::Map`
[INFO] [stderr]  --> src/parser.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::iter::Map;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `pest::RuleType`
[INFO] [stderr]   --> src/parser.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use pest::RuleType;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `strict`
[INFO] [stderr]    --> src/printer.rs:236:32
[INFO] [stderr]     |
[INFO] [stderr] 236 |             Graph::Graph { id, strict, stmts } => {
[INFO] [stderr]     |                                ^^^^^^ help: try ignoring the field: `strict: _`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `strict`
[INFO] [stderr]    --> src/printer.rs:246:34
[INFO] [stderr]     |
[INFO] [stderr] 246 |             Graph::DiGraph { id, strict, stmts } => {
[INFO] [stderr]     |                                  ^^^^^^ help: try ignoring the field: `strict: _`
[INFO] [stderr] 
[INFO] [stderr] warning: method `Damping` should have a snake case name
[INFO] [stderr]   --> src/attributes/generate.rs:73:25
[INFO] [stderr]    |
[INFO] [stderr] 73 |                  pub fn $name(elem:$ty) -> Attribute {
[INFO] [stderr]    |                         ^^^^^ help: convert the identifier to snake case: `damping`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `edgeURL` should have a snake case name
[INFO] [stderr]   --> src/attributes/generate.rs:56:25
[INFO] [stderr]    |
[INFO] [stderr] 56 |                  pub fn $name(elem:$ty) -> Attribute {
[INFO] [stderr]    |                         ^^^^^ help: convert the identifier to snake case: `edge_url`
[INFO] [stderr] 
[INFO] [stderr] warning: method `headURL` should have a snake case name
[INFO] [stderr]   --> src/attributes/generate.rs:73:25
[INFO] [stderr]    |
[INFO] [stderr] 73 |                  pub fn $name(elem:$ty) -> Attribute {
[INFO] [stderr]    |                         ^^^^^ help: convert the identifier to snake case: `head_url`
[INFO] [stderr] 
[INFO] [stderr] warning: method `K` should have a snake case name
[INFO] [stderr]   --> src/attributes/generate.rs:73:25
[INFO] [stderr]    |
[INFO] [stderr] 73 |                  pub fn $name(elem:$ty) -> Attribute {
[INFO] [stderr]    |                         ^^^^^ help: convert the identifier to snake case: `k`
[INFO] [stderr] 
[INFO] [stderr] warning: method `labelURL` should have a snake case name
[INFO] [stderr]   --> src/attributes/generate.rs:56:25
[INFO] [stderr]    |
[INFO] [stderr] 56 |                  pub fn $name(elem:$ty) -> Attribute {
[INFO] [stderr]    |                         ^^^^^ help: convert the identifier to snake case: `label_url`
[INFO] [stderr] 
[INFO] [stderr] warning: method `tailURL` should have a snake case name
[INFO] [stderr]   --> src/attributes/generate.rs:56:25
[INFO] [stderr]    |
[INFO] [stderr] 56 |                  pub fn $name(elem:$ty) -> Attribute {
[INFO] [stderr]    |                         ^^^^^ help: convert the identifier to snake case: `tail_url`
[INFO] [stderr] 
[INFO] [stderr] warning: method `URL` should have a snake case name
[INFO] [stderr]   --> src/attributes/generate.rs:56:25
[INFO] [stderr]    |
[INFO] [stderr] 56 |                  pub fn $name(elem:$ty) -> Attribute {
[INFO] [stderr]    |                         ^^^^^ help: convert the identifier to snake case: `url`
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/parser.rs:30:20
[INFO] [stderr]    |
[INFO] [stderr] 30 | fn do_parse(input: &str, ty: Rule) -> Result<Pairs<Rule>, Error<Rule>> { DotParser::parse(ty, input) }
[INFO] [stderr]    |                    ^^^^                      ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                    |
[INFO] [stderr]    |                    the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 30 | fn do_parse(input: &str, ty: Rule) -> Result<Pairs<'_, Rule>, Error<Rule>> { DotParser::parse(ty, input) }
[INFO] [stderr]    |                                                    +++
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Display` and `Formatter`
[INFO] [stderr]    --> src/attributes/mod.rs:311:20
[INFO] [stderr]     |
[INFO] [stderr] 311 |     use std::fmt::{Display, Formatter};
[INFO] [stderr]     |                    ^^^^^^^  ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Error`
[INFO] [stderr]   --> src/cmd.rs:47:21
[INFO] [stderr]    |
[INFO] [stderr] 47 | use std::io::{self, Error, Write};
[INFO] [stderr]    |                     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `pest::error::Error`
[INFO] [stderr]    --> src/parser.rs:212:9
[INFO] [stderr]     |
[INFO] [stderr] 212 |     use pest::error::Error;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Pairs`
[INFO] [stderr]    --> src/parser.rs:213:33
[INFO] [stderr]     |
[INFO] [stderr] 213 |     use pest::iterators::{Pair, Pairs};
[INFO] [stderr]     |                                 ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `pest::RuleType`
[INFO] [stderr]    --> src/parser.rs:214:9
[INFO] [stderr]     |
[INFO] [stderr] 214 |     use pest::RuleType;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `DotParser` and `down`
[INFO] [stderr]    --> src/parser.rs:217:35
[INFO] [stderr]     |
[INFO] [stderr] 217 |     use crate::parser::{do_parse, DotParser, down, parse, process_attr, process_attr_list, process_attr_stmt, process_edge, process...
[INFO] [stderr]     |                                   ^^^^^^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::pest::Parser`
[INFO] [stderr]    --> src/parser.rs:219:9
[INFO] [stderr]     |
[INFO] [stderr] 219 |     use crate::pest::Parser;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `PathBuf` and `Path`
[INFO] [stderr]    --> src/lib.rs:109:21
[INFO] [stderr]     |
[INFO] [stderr] 109 |     use std::path::{Path, PathBuf};
[INFO] [stderr]     |                     ^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:171:13
[INFO] [stderr]     |
[INFO] [stderr] 171 |         let mut g = graph!(id!("id");
[INFO] [stderr]     |             ----^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/parser.rs:224:22
[INFO] [stderr]     |
[INFO] [stderr] 224 |     fn _parse(input: &str, ty: Rule) -> Pair<Rule> {
[INFO] [stderr]     |                      ^^^^               ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                      |
[INFO] [stderr]     |                      the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 224 |     fn _parse(input: &str, ty: Rule) -> Pair<'_, Rule> {
[INFO] [stderr]     |                                              +++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/lib.rs:205:9
[INFO] [stderr]     |
[INFO] [stderr] 205 |         std::fs::remove_file(p);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 205 |         let _ = std::fs::remove_file(p);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `graphviz-rust-bla` (lib) generated 16 warnings (run `cargo fix --lib -p graphviz-rust-bla` to apply 8 suggestions)
[INFO] [stderr] warning: `graphviz-rust-bla` (lib test) generated 26 warnings (15 duplicates) (run `cargo fix --lib -p graphviz-rust-bla --tests` to apply 10 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/graphviz_rust_bla-d44776e33e35e51f)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test attributes::tests::test ... ok
[INFO] [stdout] test parser::test::comments_test ... ok
[INFO] [stdout] test parser::test::attr_stmts_test ... ok
[INFO] [stdout] test parser::test::edge_stmt_test ... ok
[INFO] [stdout] test parser::test::attr_test ... ok
[INFO] [stdout] test parser::test::id_test ... ok
[INFO] [stdout] test parser::test::edge_test ... ok
[INFO] [stdout] test parser::test::attr_list_test ... ok
[INFO] [stdout] test parser::test::stmt_test ... ok
[INFO] [stdout] test printer::tests::graph_attr_test ... ok
[INFO] [stdout] test printer::tests::graph_test ... ok
[INFO] [stdout] test printer::tests::node_id_test ... ok
[INFO] [stdout] test printer::tests::node_test ... ok
[INFO] [stdout] test parser::test::node_test ... ok
[INFO] [stdout] test printer::tests::subgraph_test ... ok
[INFO] [stdout] test parser::test::node_id_test ... ok
[INFO] [stdout] test parser::test::vertex_test ... ok
[INFO] [stdout] test printer::tests::edge_test ... ok
[INFO] [stdout] test printer::tests::attr_test ... ok
[INFO] [stdout] test parser::test::graph_test ... ok
[INFO] [stdout] test tests::parse_test ... ok
[INFO] [stdout] test tests::print_test ... ok
[INFO] [stdout] test tests::exec_test ... FAILED
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::exec_test stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::exec_test' (37) panicked at src/lib.rs:192:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: "<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\"?>\n<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\"\n \"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\">\n<!-- Generated by graphviz version 2.49.3 (20211023.0002)\n -->\n<!-- Title: id Pages: 1 -->\n<svg width=\"208pt\" height=\"116pt\"\n viewBox=\"0.00 0.00 208.00 116.00\" xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\">\n<g id=\"graph0\" class=\"graph\" transform=\"scale(1 1) rotate(0) translate(4 112)\">\n<title>id</title>\n<polygon fill=\"white\" stroke=\"transparent\" points=\"-4,4 -4,-112 204,-112 204,4 -4,4\"/>\n<!-- nod -->\n<g id=\"node1\" class=\"node\">\n<title>nod</title>\n<ellipse fill=\"none\" stroke=\"black\" cx=\"27\" cy=\"-90\" rx=\"27\" ry=\"18\"/>\n<text text-anchor=\"middle\" x=\"27\" y=\"-86.3\" font-family=\"Times New Roman,serif\" font-size=\"14.00\">nod</text>\n</g>\n<!-- a -->\n<g id=\"node2\" class=\"node\">\n<title>a</title>\n<ellipse fill=\"none\" stroke=\"black\" cx=\"99\" cy=\"-90\" rx=\"27\" ry=\"18\"/>\n<text text-anchor=\"middle\" x=\"99\" y=\"-86.3\" font-family=\"Times New Roman,serif\" font-size=\"14.00\">a</text>\n</g>\n<!-- n -->\n<g id=\"node3\" class=\"node\">\n<title>n</title>\n<polygon fill=\"none\" stroke=\"black\" points=\"101.68,-0.05 103.46,-0.15 105.22,-0.3 106.95,-0.49 108.65,-0.74 110.31,-1.03 111.92,-1.36 113.48,-1.75 114.99,-2.18 116.43,-2.65 117.8,-3.16 119.1,-3.71 120.32,-4.31 121.45,-4.94 122.51,-5.61 123.47,-6.31 124.35,-7.04 125.13,-7.8 125.81,-8.59 126.41,-9.41 126.91,-10.25 127.31,-11.11 127.62,-11.99 127.83,-12.89 127.96,-13.8 127.99,-14.72 127.93,-15.65 127.79,-16.59 127.57,-17.53 127.27,-18.47 126.89,-19.41 126.44,-20.35 125.92,-21.28 125.33,-22.2 124.69,-23.11 123.98,-24.01 123.22,-24.89 122.41,-25.75 121.56,-26.59 120.67,-27.41 119.73,-28.2 118.76,-28.96 117.76,-29.69 116.74,-30.39 115.68,-31.06 114.61,-31.69 113.52,-32.29 112.41,-32.84 111.28,-33.35 110.14,-33.82 108.99,-34.25 107.84,-34.64 106.67,-34.97 105.5,-35.26 104.33,-35.51 103.15,-35.7 101.96,-35.85 100.78,-35.95 99.59,-36 98.41,-36 97.22,-35.95 96.04,-35.85 94.85,-35.7 93.67,-35.51 92.5,-35.26 91.33,-34.97 90.16,-34.64 89.01,-34.25 87.86,-33.82 86.72,-33.35 85.59,-32.84 84.48,-32.29 83.39,-31.69 82.32,-31.06 81.26,-30.39 80.24,-29.69 79.24,-28.96 78.27,-28.2 77.33,-27.41 76.44,-26.59 75.59,-25.75 74.78,-24.89 74.02,-24.01 73.31,-23.11 72.67,-22.2 72.08,-21.28 71.56,-20.35 71.11,-19.41 70.73,-18.47 70.43,-17.53 70.21,-16.59 70.07,-15.65 70.01,-14.72 70.04,-13.8 70.17,-12.89 70.38,-11.99 70.69,-11.11 71.09,-10.25 71.59,-9.41 72.19,-8.59 72.87,-7.8 73.65,-7.04 74.53,-6.31 75.49,-5.61 76.55,-4.94 77.68,-4.31 78.9,-3.71 80.2,-3.16 81.57,-2.65 83.01,-2.18 84.52,-1.75 86.08,-1.36 87.69,-1.03 89.35,-0.74 91.05,-0.49 92.78,-0.3 94.54,-0.15 96.32,-0.05 98.1,0 99.9,0 101.68,-0.05\"/>\n<text text-anchor=\"middle\" x=\"99\" y=\"-14.3\" font-family=\"Times New Roman,serif\" font-size=\"14.00\">n</text>\n</g>\n<!-- a&#45;&#45;n -->\n<g id=\"edge1\" class=\"edge\">\n<title>a&#45;&#45;n</title>\n<path fill=\"none\" stroke=\"black\" d=\"M99,-71.7C99,-60.85 99,-46.92 99,-36.1\"/>\n</g>\n<!-- a1 -->\n<g id=\"node4\" class=\"node\">\n<title>a1</title>\n<ellipse fill=\"none\" stroke=\"black\" cx=\"173\" cy=\"-90\" rx=\"27\" ry=\"18\"/>\n<text text-anchor=\"middle\" x=\"173\" y=\"-86.3\" font-family=\"Times New Roman,serif\" font-size=\"14.00\">a1</text>\n</g>\n<!-- a2 -->\n<g id=\"node5\" class=\"node\">\n<title>a2</title>\n<ellipse fill=\"none\" stroke=\"black\" cx=\"173\" cy=\"-18\" rx=\"27\" ry=\"18\"/>\n<text text-anchor=\"middle\" x=\"173\" y=\"-14.3\" font-family=\"Times New Roman,serif\" font-size=\"14.00\">a2</text>\n</g>\n<!-- a1&#45;&#45;a2 -->\n<g id=\"edge2\" class=\"edge\">\n<title>a1&#45;&#45;a2</title>\n<path fill=\"none\" stroke=\"black\" d=\"M173,-71.7C173,-60.85 173,-46.92 173,-36.1\"/>\n</g>\n</g>\n</svg>\n"
[INFO] [stdout]  right: "<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\"?>\n<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\"\n \"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\">\n<!-- Generated by graphviz version 2.43.0 (0)\n -->\n<!-- Title: id Pages: 1 -->\n<svg width=\"208pt\" height=\"116pt\"\n viewBox=\"0.00 0.00 208.00 116.00\" xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\">\n<g id=\"graph0\" class=\"graph\" transform=\"scale(1 1) rotate(0) translate(4 112)\">\n<title>id</title>\n<polygon fill=\"white\" stroke=\"transparent\" points=\"-4,4 -4,-112 204,-112 204,4 -4,4\"/>\n<!-- nod -->\n<g id=\"node1\" class=\"node\">\n<title>nod</title>\n<ellipse fill=\"none\" stroke=\"black\" cx=\"27\" cy=\"-90\" rx=\"27\" ry=\"18\"/>\n<text text-anchor=\"middle\" x=\"27\" y=\"-86.3\" font-family=\"Times,serif\" font-size=\"14.00\">nod</text>\n</g>\n<!-- a -->\n<g id=\"node2\" class=\"node\">\n<title>a</title>\n<ellipse fill=\"none\" stroke=\"black\" cx=\"99\" cy=\"-90\" rx=\"27\" ry=\"18\"/>\n<text text-anchor=\"middle\" x=\"99\" y=\"-86.3\" font-family=\"Times,serif\" font-size=\"14.00\">a</text>\n</g>\n<!-- n -->\n<g id=\"node3\" class=\"node\">\n<title>n</title>\n<polygon fill=\"none\" stroke=\"black\" points=\"101.68,-0.05 103.46,-0.15 105.22,-0.3 106.95,-0.49 108.65,-0.74 110.31,-1.03 111.92,-1.36 113.48,-1.75 114.99,-2.18 116.43,-2.65 117.8,-3.16 119.1,-3.71 120.32,-4.31 121.45,-4.94 122.51,-5.61 123.47,-6.31 124.35,-7.04 125.13,-7.8 125.81,-8.59 126.41,-9.41 126.91,-10.25 127.31,-11.11 127.62,-11.99 127.83,-12.89 127.96,-13.8 127.99,-14.72 127.93,-15.65 127.79,-16.59 127.57,-17.53 127.27,-18.47 126.89,-19.41 126.44,-20.35 125.92,-21.28 125.33,-22.2 124.69,-23.11 123.98,-24.01 123.22,-24.89 122.41,-25.75 121.56,-26.59 120.67,-27.41 119.73,-28.2 118.76,-28.96 117.76,-29.69 116.74,-30.39 115.68,-31.06 114.61,-31.69 113.52,-32.29 112.41,-32.84 111.28,-33.35 110.14,-33.82 108.99,-34.25 107.84,-34.64 106.67,-34.97 105.5,-35.26 104.33,-35.51 103.15,-35.7 101.96,-35.85 100.78,-35.95 99.59,-36 98.41,-36 97.22,-35.95 96.04,-35.85 94.85,-35.7 93.67,-35.51 92.5,-35.26 91.33,-34.97 90.16,-34.64 89.01,-34.25 87.86,-33.82 86.72,-33.35 85.59,-32.84 84.48,-32.29 83.39,-31.69 82.32,-31.06 81.26,-30.39 80.24,-29.69 79.24,-28.96 78.27,-28.2 77.33,-27.41 76.44,-26.59 75.59,-25.75 74.78,-24.89 74.02,-24.01 73.31,-23.11 72.67,-22.2 72.08,-21.28 71.56,-20.35 71.11,-19.41 70.73,-18.47 70.43,-17.53 70.21,-16.59 70.07,-15.65 70.01,-14.72 70.04,-13.8 70.17,-12.89 70.38,-11.99 70.69,-11.11 71.09,-10.25 71.59,-9.41 72.19,-8.59 72.87,-7.8 73.65,-7.04 74.53,-6.31 75.49,-5.61 76.55,-4.94 77.68,-4.31 78.9,-3.71 80.2,-3.16 81.57,-2.65 83.01,-2.18 84.52,-1.75 86.08,-1.36 87.69,-1.03 89.35,-0.74 91.05,-0.49 92.78,-0.3 94.54,-0.15 96.32,-0.05 98.1,0 99.9,0 101.68,-0.05\"/>\n<text text-anchor=\"middle\" x=\"99\" y=\"-14.3\" font-family=\"Times,serif\" font-size=\"14.00\">n</text>\n</g>\n<!-- a&#45;&#45;n -->\n<g id=\"edge1\" class=\"edge\">\n<title>a&#45;&#45;n</title>\n<path fill=\"none\" stroke=\"black\" d=\"M99,-71.7C99,-60.85 99,-46.92 99,-36.1\"/>\n</g>\n<!-- a1 -->\n<g id=\"node4\" class=\"node\">\n<title>a1</title>\n<ellipse fill=\"none\" stroke=\"black\" cx=\"173\" cy=\"-90\" rx=\"27\" ry=\"18\"/>\n<text text-anchor=\"middle\" x=\"173\" y=\"-86.3\" font-family=\"Times,serif\" font-size=\"14.00\">a1</text>\n</g>\n<!-- a2 -->\n<g id=\"node5\" class=\"node\">\n<title>a2</title>\n<ellipse fill=\"none\" stroke=\"black\" cx=\"173\" cy=\"-18\" rx=\"27\" ry=\"18\"/>\n<text text-anchor=\"middle\" x=\"173\" y=\"-14.3\" font-family=\"Times,serif\" font-size=\"14.00\">a2</text>\n</g>\n<!-- a1&#45;&#45;a2 -->\n<g id=\"edge2\" class=\"edge\">\n<title>a1&#45;&#45;a2</title>\n<path fill=\"none\" stroke=\"black\" d=\"M173,-71.7C173,-60.85 173,-46.92 173,-36.1\"/>\n</g>\n</g>\n</svg>\n"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x62503b71283a - std[31e582c13f4e914f]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x62503b71283a - std[31e582c13f4e914f]::backtrace_rs::backtrace::trace_unsynchronized::<std[31e582c13f4e914f]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x62503b71283a - std[31e582c13f4e914f]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x62503b71283a - <<std[31e582c13f4e914f]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[fa0eadad68403074]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x62503b727bca - <core[fa0eadad68403074]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x62503b727bca - core[fa0eadad68403074]::fmt::write
[INFO] [stdout]    6:     0x62503b7170f2 - std[31e582c13f4e914f]::io::default_write_fmt::<alloc[49b8922c36ca62de]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x62503b7170f2 - <alloc[49b8922c36ca62de]::vec::Vec<u8> as std[31e582c13f4e914f]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x62503b6f120f - <std[31e582c13f4e914f]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x62503b6f120f - std[31e582c13f4e914f]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x62503b70a959 - std[31e582c13f4e914f]::panicking::default_hook
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x62503b69310c - <alloc[49b8922c36ca62de]::boxed::Box<dyn for<'a, 'b> core[fa0eadad68403074]::ops::function::Fn<(&'a std[31e582c13f4e914f]::panic::PanicHookInfo<'b>,), Output = ()> + core[fa0eadad68403074]::marker::Sync + core[fa0eadad68403074]::marker::Send> as core[fa0eadad68403074]::ops::function::Fn<(&std[31e582c13f4e914f]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x62503b69310c - test[7530e63dc052480e]::test_main_with_exit_callback::<test[7530e63dc052480e]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x62503b70ab12 - <alloc[49b8922c36ca62de]::boxed::Box<dyn for<'a, 'b> core[fa0eadad68403074]::ops::function::Fn<(&'a std[31e582c13f4e914f]::panic::PanicHookInfo<'b>,), Output = ()> + core[fa0eadad68403074]::marker::Sync + core[fa0eadad68403074]::marker::Send> as core[fa0eadad68403074]::ops::function::Fn<(&std[31e582c13f4e914f]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x62503b70ab12 - std[31e582c13f4e914f]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x62503b6f12c8 - std[31e582c13f4e914f]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x62503b6e62d9 - std[31e582c13f4e914f]::sys::backtrace::__rust_end_short_backtrace::<std[31e582c13f4e914f]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x62503b6f1fdd - __rustc[fc8e3a9f23f26cb]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x62503b72831c - core[fa0eadad68403074]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x62503b7281d3 - core[fa0eadad68403074]::panicking::assert_failed_inner
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/panicking.rs:439:17
[INFO] [stdout]   20:     0x62503b64c552 - core[fa0eadad68403074]::panicking::assert_failed::<alloc[49b8922c36ca62de]::string::String, alloc[49b8922c36ca62de]::string::String>
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/panicking.rs:394:5
[INFO] [stdout]   21:     0x62503b6360f8 - graphviz_rust_bla[ab43b32878f4729f]::tests::exec_test
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:192:9
[INFO] [stdout]   22:     0x62503b631207 - graphviz_rust_bla[ab43b32878f4729f]::tests::exec_test::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:170:19
[INFO] [stdout]   23:     0x62503b61e4e6 - <graphviz_rust_bla[ab43b32878f4729f]::tests::exec_test::{closure#0} as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x62503b6871eb - <fn() -> core[fa0eadad68403074]::result::Result<(), alloc[49b8922c36ca62de]::string::String> as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x62503b6871eb - test[7530e63dc052480e]::__rust_begin_short_backtrace::<core[fa0eadad68403074]::result::Result<(), alloc[49b8922c36ca62de]::string::String>, fn() -> core[fa0eadad68403074]::result::Result<(), alloc[49b8922c36ca62de]::string::String>>
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x62503b693bdb - test[7530e63dc052480e]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x62503b693bdb - <core[fa0eadad68403074]::panic::unwind_safe::AssertUnwindSafe<test[7530e63dc052480e]::run_test_in_process::{closure#0}> as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   28:     0x62503b693bdb - std[31e582c13f4e914f]::panicking::catch_unwind::do_call::<core[fa0eadad68403074]::panic::unwind_safe::AssertUnwindSafe<test[7530e63dc052480e]::run_test_in_process::{closure#0}>, core[fa0eadad68403074]::result::Result<(), alloc[49b8922c36ca62de]::string::String>>
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x62503b693bdb - std[31e582c13f4e914f]::panicking::catch_unwind::<core[fa0eadad68403074]::result::Result<(), alloc[49b8922c36ca62de]::string::String>, core[fa0eadad68403074]::panic::unwind_safe::AssertUnwindSafe<test[7530e63dc052480e]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x62503b693bdb - std[31e582c13f4e914f]::panic::catch_unwind::<core[fa0eadad68403074]::panic::unwind_safe::AssertUnwindSafe<test[7530e63dc052480e]::run_test_in_process::{closure#0}>, core[fa0eadad68403074]::result::Result<(), alloc[49b8922c36ca62de]::string::String>>
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x62503b693bdb - test[7530e63dc052480e]::run_test_in_process
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x62503b693bdb - test[7530e63dc052480e]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x62503b68e034 - test[7530e63dc052480e]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x62503b68e034 - std[31e582c13f4e914f]::sys::backtrace::__rust_begin_short_backtrace::<test[7530e63dc052480e]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x62503b6967e2 - std[31e582c13f4e914f]::thread::lifecycle::spawn_unchecked::<test[7530e63dc052480e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x62503b6967e2 - <core[fa0eadad68403074]::panic::unwind_safe::AssertUnwindSafe<std[31e582c13f4e914f]::thread::lifecycle::spawn_unchecked<test[7530e63dc052480e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   37:     0x62503b6967e2 - std[31e582c13f4e914f]::panicking::catch_unwind::do_call::<core[fa0eadad68403074]::panic::unwind_safe::AssertUnwindSafe<std[31e582c13f4e914f]::thread::lifecycle::spawn_unchecked<test[7530e63dc052480e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x62503b6967e2 - std[31e582c13f4e914f]::panicking::catch_unwind::<(), core[fa0eadad68403074]::panic::unwind_safe::AssertUnwindSafe<std[31e582c13f4e914f]::thread::lifecycle::spawn_unchecked<test[7530e63dc052480e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x62503b6967e2 - std[31e582c13f4e914f]::panic::catch_unwind::<core[fa0eadad68403074]::panic::unwind_safe::AssertUnwindSafe<std[31e582c13f4e914f]::thread::lifecycle::spawn_unchecked<test[7530e63dc052480e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x62503b6967e2 - std[31e582c13f4e914f]::thread::lifecycle::spawn_unchecked::<test[7530e63dc052480e]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x62503b6967e2 - <std[31e582c13f4e914f]::thread::lifecycle::spawn_unchecked<test[7530e63dc052480e]::run_test::{closure#1}, ()>::{closure#1} as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x62503b711def - <alloc[49b8922c36ca62de]::boxed::Box<dyn core[fa0eadad68403074]::ops::function::FnOnce<(), Output = ()> + core[fa0eadad68403074]::marker::Send> as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   43:     0x62503b711def - <std[31e582c13f4e914f]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   44:     0x73a4cd2a7aa4 - <unknown>
[INFO] [stdout]   45:     0x73a4cd334a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::exec_test
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 22 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.36s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5a07fb3c6eea2c0482e0f8d24d39b010be7e26e75df225babaaeb856aac065b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a07fb3c6eea2c0482e0f8d24d39b010be7e26e75df225babaaeb856aac065b8", kill_on_drop: false }`
[INFO] [stdout] 5a07fb3c6eea2c0482e0f8d24d39b010be7e26e75df225babaaeb856aac065b8