[INFO] fetching crate graph-algo-ptas 0.1.0...
[INFO] testing graph-algo-ptas-0.1.0 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate graph-algo-ptas 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate graph-algo-ptas 0.1.0
[INFO] finished tweaking crates.io crate graph-algo-ptas 0.1.0
[INFO] tweaked toml for crates.io crate graph-algo-ptas 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate graph-algo-ptas 0.1.0 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate graph-algo-ptas 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c8ea5618c2c20354c91740cc9502e3e07ceff7e20805997dbb609f451b0fb8d
[INFO] running `Command { std: "docker" "start" "-a" "4c8ea5618c2c20354c91740cc9502e3e07ceff7e20805997dbb609f451b0fb8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c8ea5618c2c20354c91740cc9502e3e07ceff7e20805997dbb609f451b0fb8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c8ea5618c2c20354c91740cc9502e3e07ceff7e20805997dbb609f451b0fb8d", kill_on_drop: false }`
[INFO] [stdout] 4c8ea5618c2c20354c91740cc9502e3e07ceff7e20805997dbb609f451b0fb8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be48f35fd26129ea99e15efedf548d47274fd5d31cd71348e224dcd24671add1
[INFO] running `Command { std: "docker" "start" "-a" "be48f35fd26129ea99e15efedf548d47274fd5d31cd71348e224dcd24671add1", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling either v1.7.0
[INFO] [stderr]    Compiling wyz v0.5.0
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling dot v0.1.4
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling bitvec v0.19.6
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num-complex v0.4.2
[INFO] [stderr]    Compiling petgraph v0.6.2
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling arboretum-td v0.1.0
[INFO] [stderr]    Compiling graph-algo-ptas v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/data_structure/list_graph.rs:185:25
[INFO] [stdout]     |
[INFO] [stdout] 185 |     pub fn node_indexes(&self) -> NodeIndexIter {
[INFO] [stdout]     |                         ^^^^^     ------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 185 |     pub fn node_indexes(&self) -> NodeIndexIter<'_> {
[INFO] [stdout]     |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/data_structure/list_graph.rs:194:25
[INFO] [stdout]     |
[INFO] [stdout] 194 |     pub fn edge_indexes(&self) -> EdgeIndexIter {
[INFO] [stdout]     |                         ^^^^^     ------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 194 |     pub fn edge_indexes(&self) -> EdgeIndexIter<'_> {
[INFO] [stdout]     |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/embedding/maximal_planar/phase2.rs:11:22
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn new(dcel: &mut LinkGraph) -> Phase2 {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^     ------ the lifetime gets resolved as `'_`
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn new(dcel: &mut LinkGraph) -> Phase2<'_> {
[INFO] [stdout]    |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.88s
[INFO] running `Command { std: "docker" "inspect" "be48f35fd26129ea99e15efedf548d47274fd5d31cd71348e224dcd24671add1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be48f35fd26129ea99e15efedf548d47274fd5d31cd71348e224dcd24671add1", kill_on_drop: false }`
[INFO] [stdout] be48f35fd26129ea99e15efedf548d47274fd5d31cd71348e224dcd24671add1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb318783749516b0b7cc5c5bc7812014f929c69fdfa9f2a13c8578e0d7db03ce
[INFO] running `Command { std: "docker" "start" "-a" "bb318783749516b0b7cc5c5bc7812014f929c69fdfa9f2a13c8578e0d7db03ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling serde v1.0.143
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling once_cell v1.13.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling serde_json v1.0.83
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.143
[INFO] [stderr]    Compiling itoa v1.0.3
[INFO] [stderr]    Compiling plotters-backend v0.3.4
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling plotters-svg v0.3.2
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling crossbeam-deque v0.8.2
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-complex v0.4.2
[INFO] [stderr]    Compiling plotters v0.3.2
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling arboretum-td v0.1.0
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling graph-algo-ptas v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/data_structure/list_graph.rs:185:25
[INFO] [stdout]     |
[INFO] [stdout] 185 |     pub fn node_indexes(&self) -> NodeIndexIter {
[INFO] [stdout]     |                         ^^^^^     ------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 185 |     pub fn node_indexes(&self) -> NodeIndexIter<'_> {
[INFO] [stdout]     |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/data_structure/list_graph.rs:194:25
[INFO] [stdout]     |
[INFO] [stdout] 194 |     pub fn edge_indexes(&self) -> EdgeIndexIter {
[INFO] [stdout]     |                         ^^^^^     ------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 194 |     pub fn edge_indexes(&self) -> EdgeIndexIter<'_> {
[INFO] [stdout]     |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/embedding/maximal_planar/phase2.rs:11:22
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn new(dcel: &mut LinkGraph) -> Phase2 {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^     ------ the lifetime gets resolved as `'_`
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn new(dcel: &mut LinkGraph) -> Phase2<'_> {
[INFO] [stdout]    |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stdout] warning: unused return value of `must_use` that must be used
[INFO] [stdout]    --> src/data_structure/link_graph.rs:800:9
[INFO] [stdout]     |
[INFO] [stdout] 800 |         format!("{:?}", vertex);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 800 |         let _ = format!("{:?}", vertex);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `must_use` that must be used
[INFO] [stdout]    --> src/data_structure/link_graph.rs:801:9
[INFO] [stdout]     |
[INFO] [stdout] 801 |         format!("{:?}", dart);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 801 |         let _ = format!("{:?}", dart);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `must_use` that must be used
[INFO] [stdout]    --> src/data_structure/link_graph.rs:802:9
[INFO] [stdout]     |
[INFO] [stdout] 802 |         format!("{:?}", face);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 802 |         let _ = format!("{:?}", face);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/data_structure/list_graph.rs:185:25
[INFO] [stdout]     |
[INFO] [stdout] 185 |     pub fn node_indexes(&self) -> NodeIndexIter {
[INFO] [stdout]     |                         ^^^^^     ------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 185 |     pub fn node_indexes(&self) -> NodeIndexIter<'_> {
[INFO] [stdout]     |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/data_structure/list_graph.rs:194:25
[INFO] [stdout]     |
[INFO] [stdout] 194 |     pub fn edge_indexes(&self) -> EdgeIndexIter {
[INFO] [stdout]     |                         ^^^^^     ------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 194 |     pub fn edge_indexes(&self) -> EdgeIndexIter<'_> {
[INFO] [stdout]     |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/embedding/maximal_planar/phase2.rs:11:22
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn new(dcel: &mut LinkGraph) -> Phase2 {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^     ------ the lifetime gets resolved as `'_`
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn new(dcel: &mut LinkGraph) -> Phase2<'_> {
[INFO] [stdout]    |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2m 03s
[INFO] running `Command { std: "docker" "inspect" "bb318783749516b0b7cc5c5bc7812014f929c69fdfa9f2a13c8578e0d7db03ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb318783749516b0b7cc5c5bc7812014f929c69fdfa9f2a13c8578e0d7db03ce", kill_on_drop: false }`
[INFO] [stdout] bb318783749516b0b7cc5c5bc7812014f929c69fdfa9f2a13c8578e0d7db03ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3708de627a68e63773572e3e07c183784724f588af1b98905ae91bd44e85b4ee
[INFO] running `Command { std: "docker" "start" "-a" "3708de627a68e63773572e3e07c183784724f588af1b98905ae91bd44e85b4ee", kill_on_drop: false }`
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/data_structure/list_graph.rs:185:25
[INFO] [stderr]     |
[INFO] [stderr] 185 |     pub fn node_indexes(&self) -> NodeIndexIter {
[INFO] [stderr]     |                         ^^^^^     ------------- the lifetime gets resolved as `'_`
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 185 |     pub fn node_indexes(&self) -> NodeIndexIter<'_> {
[INFO] [stderr]     |                                                ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/data_structure/list_graph.rs:194:25
[INFO] [stderr]     |
[INFO] [stderr] 194 |     pub fn edge_indexes(&self) -> EdgeIndexIter {
[INFO] [stderr]     |                         ^^^^^     ------------- the lifetime gets resolved as `'_`
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 194 |     pub fn edge_indexes(&self) -> EdgeIndexIter<'_> {
[INFO] [stderr]     |                                                ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]   --> src/embedding/maximal_planar/phase2.rs:11:22
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn new(dcel: &mut LinkGraph) -> Phase2 {
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^     ------ the lifetime gets resolved as `'_`
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      this lifetime flows to the output
[INFO] [stderr]    |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn new(dcel: &mut LinkGraph) -> Phase2<'_> {
[INFO] [stderr]    |                                               ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `graph-algo-ptas` (lib) generated 3 warnings
[INFO] [stderr] warning: unused return value of `must_use` that must be used
[INFO] [stderr]    --> src/data_structure/link_graph.rs:800:9
[INFO] [stderr]     |
[INFO] [stderr] 800 |         format!("{:?}", vertex);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 800 |         let _ = format!("{:?}", vertex);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `must_use` that must be used
[INFO] [stderr]    --> src/data_structure/link_graph.rs:801:9
[INFO] [stderr]     |
[INFO] [stderr] 801 |         format!("{:?}", dart);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 801 |         let _ = format!("{:?}", dart);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `must_use` that must be used
[INFO] [stderr]    --> src/data_structure/link_graph.rs:802:9
[INFO] [stderr]     |
[INFO] [stderr] 802 |         format!("{:?}", face);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 802 |         let _ = format!("{:?}", face);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `graph-algo-ptas` (lib test) generated 6 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/graph_algo_ptas-def90fbc6587da02)
[INFO] [stdout] 
[INFO] [stdout] running 113 tests
[INFO] [stdout] test algorithm::dualgraph::tests::single_edge ... ok
[INFO] [stdout] test algorithm::dualgraph::tests::triangle ... ok
[INFO] [stdout] test algorithm::dynamic_programming::solve::tests::max_independent_set_isolated ... ok
[INFO] [stdout] test algorithm::dynamic_programming::solve::tests::min_vertex_cover_isolated ... ok
[INFO] [stdout] test algorithm::dynamic_programming::solve::tests::max_independent_set_clique ... ok
[INFO] [stdout] test algorithm::dynamic_programming::solve::tests::remapping ... ok
[INFO] [stdout] test algorithm::dynamic_programming::solve::tests::max_independent_set_random ... ok
[INFO] [stdout] test algorithm::dynamic_programming::solve::tests::min_vertex_cover_clique ... ok
[INFO] [stdout] test algorithm::dynamic_programming::solve::tests::large_bit_vec ... ok
[INFO] [stdout] test algorithm::leveling::tests::rings ... ok
[INFO] [stdout] test algorithm::leveling::tests::three_triangle ... ok
[INFO] [stdout] test algorithm::leveling::tests::test ... ok
[INFO] [stdout] test algorithm::leveling::tests::two_triangle ... ok
[INFO] [stdout] test algorithm::nice_tree_decomposition::tests::single_bag_with_multiple_vertices ... ok
[INFO] [stdout] test algorithm::ptas::tests::min_vertex_cover_single_vertex ... ok
[INFO] [stdout] test algorithm::tree_decomposition::tests::single_edge ... ok
[INFO] [stdout] test algorithm::nice_tree_decomposition::tests::single_bag_with_1_vertex ... ok
[INFO] [stdout] test algorithm::ptas::tests::max_independent_set_single_edge ... ok
[INFO] [stdout] test algorithm::ptas::tests::max_independent_set_single_vertex ... ok
[INFO] [stdout] test algorithm::spantree::tests::single_edge ... ok
[INFO] [stdout] test algorithm::nice_tree_decomposition::tests::two_bags_with_multiple_vertices ... ok
[INFO] [stdout] test algorithm::triangulation::tests::outgoing_edge ... ok
[INFO] [stdout] test algorithm::spantree::tests::triangle ... ok
[INFO] [stdout] test algorithm::ptas::tests::min_vertex_cover_single_edge ... ok
[INFO] [stdout] test algorithm::tree_decomposition::tests::triangle ... ok
[INFO] [stdout] test algorithm::triangulation::tests::single_edge ... ok
[INFO] [stdout] test algorithm::triangulation::tests::three_edges ... ok
[INFO] [stdout] test data_structure::link_graph::tests::eq_test ... ok
[INFO] [stdout] test algorithm::nice_tree_decomposition::tests::random ... ok
[INFO] [stdout] test data_structure::link_graph::tests::edge_count ... ok
[INFO] [stdout] test data_structure::link_graph::example::test::validate_three_ring_graph ... ok
[INFO] [stdout] test algorithm::triangulation::tests::single_face ... ok
[INFO] [stdout] test data_structure::link_graph::tests::face_count ... ok
[INFO] [stdout] test data_structure::link_graph::tests::cmp_test ... ok
[INFO] [stdout] test data_structure::link_graph::tests::face_vertex_count ... ok
[INFO] [stdout] test data_structure::link_graph::tests::hash_test ... ok
[INFO] [stdout] test data_structure::link_graph::tests::neighbors_count ... ok
[INFO] [stdout] test data_structure::link_graph::tests::test ... ok
[INFO] [stdout] test data_structure::link_graph::tests::test_remove_edge ... ok
[INFO] [stdout] test data_structure::link_graph::tests::test_add_edge ... ok
[INFO] [stdout] test data_structure::link_graph::tests::dart_count ... ok
[INFO] [stdout] test data_structure::link_graph::tests::neighbors_triangle ... ok
[INFO] [stdout] test algorithm::spantree::tests::quad ... ok
[INFO] [stdout] test data_structure::link_graph::tests::iter_test ... ok
[INFO] [stdout] test algorithm::leveling::tests::triangle ... ok
[INFO] [stdout] test data_structure::link_graph::tests::neighbors_single_edge ... ok
[INFO] [stdout] test data_structure::link_graph::tests::test_remove_edge_from_complex_graph ... ok
[INFO] [stdout] test data_structure::list_graph::tests::test_list_graph_add_ordered_edge_end_reverse ... ok
[INFO] [stdout] test data_structure::list_graph::tests::test_list_graph_add_ordered_edge_middle ... ok
[INFO] [stdout] test data_structure::list_graph::tests::test_list_graph_add_ordered_edge_middle_reverse ... ok
[INFO] [stdout] test data_structure::list_graph::tests::test_list_graph_add_ordered_edge_start ... ok
[INFO] [stdout] test data_structure::list_graph::tests::test_list_graph_add_ordered_edge_start_reverse ... ok
[INFO] [stdout] test data_structure::list_graph::tests::test_list_graph_add_ordered_edge_none ... ok
[INFO] [stdout] test data_structure::list_graph::tests::from_edge_node_list_test ... ok
[INFO] [stdout] test data_structure::list_graph::tests::test_list_graph_add_connected_node ... ok
[INFO] [stdout] test data_structure::list_graph::tests::test_list_graph_add_ordered_edge_end ... ok
[INFO] [stdout] test data_structure::list_graph::tests::test_list_graph_cyclic_incident_prev ... ok
[INFO] [stdout] test data_structure::list_graph::tests::test_list_graph_cyclic_incident_succ ... ok
[INFO] [stdout] test data_structure::list_graph::tests::test_list_graph_edges ... ok
[INFO] [stdout] test data_structure::list_graph::tests::test_list_graph_new_vertex ... ok
[INFO] [stdout] test data_structure::list_graph::tests::test_list_graph_all_edges ... ok
[INFO] [stdout] test data_structure::list_graph::tests::test_list_graph_counts ... ok
[INFO] [stdout] test data_structure::list_graph::tests::test_list_graph_opposite ... ok
[INFO] [stdout] test data_structure::list_graph::tests::test_list_graph_multi_connected_node ... ok
[INFO] [stdout] test data_structure::list_graph::tests::test_list_graph_ordered_re_add_different_position ... ok
[INFO] [stdout] test data_structure::list_graph::tests::test_list_graph_ordered_re_add ... ok
[INFO] [stdout] test data_structure::ring_segment::test::test_ring_three_inner_darts ... ok
[INFO] [stdout] test data_structure::list_graph::tests::test_list_graph_ordered_re_add_cyclic ... ok
[INFO] [stdout] test data_structure::list_graph::tests::test_to_pet_graph ... ok
[INFO] [stdout] test data_structure::ring_segment::test::test_ring_two ... ok
[INFO] [stdout] test data_structure::ring_segment::test::test_ring_three ... ok
[INFO] [stdout] test data_structure::ring_segment::test::test_ring_three_outer_darts ... ok
[INFO] [stdout] test data_structure::list_graph::tests::test_list_graph_remove_connected_node ... ok
[INFO] [stdout] test data_structure::ring_segment::test::test_ring_one ... ok
[INFO] [stdout] test data_structure::list_graph::tests::test_list_graph_ordered_double_add_wit_after ... ok
[INFO] [stdout] test data_structure::ring_segment::test::test_ring_two_inner_darts ... ok
[INFO] [stdout] test data_structure::ring_segment::test::test_ring_two_outer_darts ... ok
[INFO] [stdout] test embedding::maximal_planar::index::tests::embed_k4_graph ... ok
[INFO] [stdout] test embedding::maximal_planar::index::tests::embedd_triangle_graph ... ok
[INFO] [stdout] test embedding::maximal_planar::index::tests::embed_small_graph ... ok
[INFO] [stdout] test embedding::maximal_planar::phase1::tests::phase_1 ... ok
[INFO] [stdout] test data_structure::ring_segment::test::test_ring_four ... ok
[INFO] [stdout] test embedding::maximal_planar::phase2::tests::triangle_embedding ... ok
[INFO] [stdout] test generation::planar::tests::test_graph_generation_base ... ok
[INFO] [stdout] test generation::planar::tests::test_graph_generation_min ... ok
[INFO] [stdout] test generation::planar::tests::test_graph_generation_small ... ok
[INFO] [stdout] test utils::convert::tests::isolated ... ok
[INFO] [stdout] test utils::convert::tests::single_edge ... ok
[INFO] [stdout] test utils::convert::tests::square ... ok
[INFO] [stdout] test utils::convert::tests::triangle ... ok
[INFO] [stdout] test utils::max_independent_set::tests::empty_set ... ok
[INFO] [stdout] test embedding::maximal_planar::index::tests::embed_medium_graph ... ok
[INFO] [stdout] test embedding::maximal_planar::index::tests::embed_min_graph ... ok
[INFO] [stdout] test generation::planar::tests::test_graph_generation_medium ... ok
[INFO] [stdout] test embedding::maximal_planar::phase2::tests::phase_2 ... ok
[INFO] [stdout] test embedding::maximal_planar::index::tests::embed_large_graph ... ok
[INFO] [stdout] test generation::planar::tests::test_graph_generation_large ... ok
[INFO] [stdout] test utils::min_vertex_cover::tests::single_edge ... ok
[INFO] [stdout] test utils::min_vertex_cover::tests::isolated ... ok
[INFO] [stdout] test utils::single_face::tests::test ... ok
[INFO] [stdout] test utils::single_face::tests::darts ... ok
[INFO] [stdout] test utils::max_independent_set::tests::single_edge ... ok
[INFO] [stdout] test utils::max_independent_set::tests::isolated ... ok
[INFO] [stdout] test algorithm::dynamic_programming::solve::tests::min_vertex_cover_random ... ok
[INFO] [stdout] test utils::max_independent_set::tests::clique ... ok
[INFO] [stdout] test algorithm::ptas::tests::approximation_ratio ... ok
[INFO] [stdout] test algorithm::spantree::tests::single_vertex - should panic ... ok
[INFO] [stdout] test utils::min_vertex_cover::tests::clique ... ok
[INFO] [stdout] test data_structure::dot_renderer::tests::circle ... FAILED
[INFO] [stdout] test algorithm::ptas::tests::max_independent_set_random ... ok
[INFO] [stdout] test data_structure::dot_renderer::tests::test_two_vertices ... FAILED
[INFO] [stdout] test embedding::maximal_planar::index::tests::embedd_to_small - should panic ... ok
[INFO] [stdout] test algorithm::ptas::tests::min_vertex_cover_random ... ok
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- data_structure::dot_renderer::tests::circle stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'data_structure::dot_renderer::tests::circle' panicked at src/data_structure/dot_renderer.rs:66:48:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5c69967fb8f2 - std::backtrace_rs::backtrace::libunwind::trace::h73a647620bf1c49d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5c69967fb8f2 - std::backtrace_rs::backtrace::trace_unsynchronized::hd4d513ed96cb3cb1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5c69967fb8f2 - std::sys::backtrace::_print_fmt::h61bb95f7476aafa5
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5c69967fb8f2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha2e7e3a01df69042
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5c6996821563 - core::fmt::rt::Argument::fmt::hf14163372f0f9a76
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5c6996821563 - core::fmt::write::h7cb8f63788cd01d2
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x5c69967f8883 - std::io::default_write_fmt::h9ed739ccee8a150c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5c69967f8883 - std::io::Write::write_fmt::h1c0a32da913b32f1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5c69967fb742 - std::sys::backtrace::BacktraceLock::print::h3ec4d7883eb25e61
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5c69967fce5c - std::panicking::default_hook::{{closure}}::h29548987efd832cb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x5c69967fccb2 - std::panicking::default_hook::ha25170a15c643514
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x5c6996771634 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h562adeecbf43c420
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x5c6996771634 - test::test_main_with_exit_callback::{{closure}}::h97dd2a879d27e0e4
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5c69967fd83b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7e85cbdbda26fdb7
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x5c69967fd83b - std::panicking::rust_panic_with_hook::h0d81afcd829aa24b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x5c69967fd60a - std::panicking::begin_panic_handler::{{closure}}::hc84a33f1202346cf
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x5c69967fbde9 - std::sys::backtrace::__rust_end_short_backtrace::h373067a14f6c59aa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x5c69967fd29d - __rustc[beb0385846a06d21]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x5c699681fd40 - core::panicking::panic_fmt::ha33fa2ae772efba9
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x5c6996820146 - core::result::unwrap_failed::hfbbd3c78a73fea3d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/result.rs:1761:5
[INFO] [stdout]   20:     0x5c69966f31d0 - core::result::Result<T,E>::unwrap::hf3d1f3dbf6782d41
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/result.rs:1167:23
[INFO] [stdout]   21:     0x5c69966f31d0 - graph_algo_ptas::data_structure::dot_renderer::tests::circle::h81a235a169ce5178
[INFO] [stdout]                                at /opt/rustwide/workdir/src/data_structure/dot_renderer.rs:66:48
[INFO] [stdout]   22:     0x5c69966f4d79 - graph_algo_ptas::data_structure::dot_renderer::tests::circle::{{closure}}::ha773bcb9515d7f5e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/data_structure/dot_renderer.rs:65:16
[INFO] [stdout]   23:     0x5c69966f4d79 - core::ops::function::FnOnce::call_once::h418b9b88b27a13f8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5c6996776d6b - core::ops::function::FnOnce::call_once::hf84b9c3d864a6959
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5c6996776d6b - test::__rust_begin_short_backtrace::h5724e31441c16fcb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:648:18
[INFO] [stdout]   26:     0x5c6996775fae - test::run_test_in_process::{{closure}}::hbc28c9aa91793d7d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:74
[INFO] [stdout]   27:     0x5c6996775fae - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc17b0e238c0f8f3e
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x5c6996775fae - std::panicking::catch_unwind::do_call::hcdbce0d6dd6c83ce
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   29:     0x5c6996775fae - std::panicking::catch_unwind::h9477967ceea044e8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   30:     0x5c6996775fae - std::panic::catch_unwind::h616a2e249da12e16
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5c6996775fae - test::run_test_in_process::h2758deb0f2e54430
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:27
[INFO] [stdout]   32:     0x5c6996775fae - test::run_test::{{closure}}::habe5cd2564b18aaa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:592:43
[INFO] [stdout]   33:     0x5c6996739b54 - test::run_test::{{closure}}::h9a0a6928f1a15421
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:622:41
[INFO] [stdout]   34:     0x5c6996739b54 - std::sys::backtrace::__rust_begin_short_backtrace::hd68b5332434a22ca
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   35:     0x5c699673d4fa - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h264ddcc3098eacae
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x5c699673d4fa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9fa39489749d6f3c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x5c699673d4fa - std::panicking::catch_unwind::do_call::hb9a1944b9f85100f
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   38:     0x5c699673d4fa - std::panicking::catch_unwind::h0c6f100786c0dad8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   39:     0x5c699673d4fa - std::panic::catch_unwind::hf6084e2723385823
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5c699673d4fa - std::thread::Builder::spawn_unchecked_::{{closure}}::hf0af58ce658143ad
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x5c699673d4fa - core::ops::function::FnOnce::call_once{{vtable.shim}}::h88a14f9b2e79f9de
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5c6996800797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf31256ba38644b65
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   43:     0x5c6996800797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h100ad77f3448041b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   44:     0x5c6996800797 - std::sys::pal::unix::thread::Thread::new::thread_start::h1a22ded422ce395b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   45:     0x71bacde16aa4 - <unknown>
[INFO] [stdout]   46:     0x71bacdea3a34 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- data_structure::dot_renderer::tests::test_two_vertices stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'data_structure::dot_renderer::tests::test_two_vertices' panicked at src/data_structure/dot_renderer.rs:55:54:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5c69967fb8f2 - std::backtrace_rs::backtrace::libunwind::trace::h73a647620bf1c49d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5c69967fb8f2 - std::backtrace_rs::backtrace::trace_unsynchronized::hd4d513ed96cb3cb1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5c69967fb8f2 - std::sys::backtrace::_print_fmt::h61bb95f7476aafa5
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5c69967fb8f2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha2e7e3a01df69042
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5c6996821563 - core::fmt::rt::Argument::fmt::hf14163372f0f9a76
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5c6996821563 - core::fmt::write::h7cb8f63788cd01d2
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x5c69967f8883 - std::io::default_write_fmt::h9ed739ccee8a150c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5c69967f8883 - std::io::Write::write_fmt::h1c0a32da913b32f1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5c69967fb742 - std::sys::backtrace::BacktraceLock::print::h3ec4d7883eb25e61
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5c69967fce5c - std::panicking::default_hook::{{closure}}::h29548987efd832cb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x5c69967fccb2 - std::panicking::default_hook::ha25170a15c643514
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x5c6996771634 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h562adeecbf43c420
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x5c6996771634 - test::test_main_with_exit_callback::{{closure}}::h97dd2a879d27e0e4
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5c69967fd83b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7e85cbdbda26fdb7
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x5c69967fd83b - std::panicking::rust_panic_with_hook::h0d81afcd829aa24b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x5c69967fd60a - std::panicking::begin_panic_handler::{{closure}}::hc84a33f1202346cf
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x5c69967fbde9 - std::sys::backtrace::__rust_end_short_backtrace::h373067a14f6c59aa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x5c69967fd29d - __rustc[beb0385846a06d21]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x5c699681fd40 - core::panicking::panic_fmt::ha33fa2ae772efba9
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x5c6996820146 - core::result::unwrap_failed::hfbbd3c78a73fea3d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/result.rs:1761:5
[INFO] [stdout]   20:     0x5c69966f3067 - core::result::Result<T,E>::unwrap::hf3d1f3dbf6782d41
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/result.rs:1167:23
[INFO] [stdout]   21:     0x5c69966f3067 - graph_algo_ptas::data_structure::dot_renderer::tests::test_two_vertices::he04dd5c2f21cca52
[INFO] [stdout]                                at /opt/rustwide/workdir/src/data_structure/dot_renderer.rs:55:54
[INFO] [stdout]   22:     0x5c69966f3f69 - graph_algo_ptas::data_structure::dot_renderer::tests::test_two_vertices::{{closure}}::he01984e3ec49460d
[INFO] [stdout]                                at /opt/rustwide/workdir/src/data_structure/dot_renderer.rs:54:27
[INFO] [stdout]   23:     0x5c69966f3f69 - core::ops::function::FnOnce::call_once::h0f72270c89465365
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5c6996776d6b - core::ops::function::FnOnce::call_once::hf84b9c3d864a6959
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5c6996776d6b - test::__rust_begin_short_backtrace::h5724e31441c16fcb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:648:18
[INFO] [stdout]   26:     0x5c6996775fae - test::run_test_in_process::{{closure}}::hbc28c9aa91793d7d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:74
[INFO] [stdout]   27:     0x5c6996775fae - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc17b0e238c0f8f3e
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x5c6996775fae - std::panicking::catch_unwind::do_call::hcdbce0d6dd6c83ce
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   29:     0x5c6996775fae - std::panicking::catch_unwind::h9477967ceea044e8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   30:     0x5c6996775fae - std::panic::catch_unwind::h616a2e249da12e16
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5c6996775fae - test::run_test_in_process::h2758deb0f2e54430
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:27
[INFO] [stdout]   32:     0x5c6996775fae - test::run_test::{{closure}}::habe5cd2564b18aaa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:592:43
[INFO] [stdout]   33:     0x5c6996739b54 - test::run_test::{{closure}}::h9a0a6928f1a15421
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:622:41
[INFO] [stdout]   34:     0x5c6996739b54 - std::sys::backtrace::__rust_begin_short_backtrace::hd68b5332434a22ca
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   35:     0x5c699673d4fa - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h264ddcc3098eacae
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x5c699673d4fa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9fa39489749d6f3c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x5c699673d4fa - std::panicking::catch_unwind::do_call::hb9a1944b9f85100f
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   38:     0x5c699673d4fa - std::panicking::catch_unwind::h0c6f100786c0dad8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   39:     0x5c699673d4fa - std::panic::catch_unwind::hf6084e2723385823
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5c699673d4fa - std::thread::Builder::spawn_unchecked_::{{closure}}::hf0af58ce658143ad
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x5c699673d4fa - core::ops::function::FnOnce::call_once{{vtable.shim}}::h88a14f9b2e79f9de
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5c6996800797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf31256ba38644b65
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   43:     0x5c6996800797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h100ad77f3448041b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   44:     0x5c6996800797 - std::sys::pal::unix::thread::Thread::new::thread_start::h1a22ded422ce395b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   45:     0x71bacde16aa4 - <unknown>
[INFO] [stdout]   46:     0x71bacdea3a34 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     data_structure::dot_renderer::tests::circle
[INFO] [stdout]     data_structure::dot_renderer::tests::test_two_vertices
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 111 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.34s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3708de627a68e63773572e3e07c183784724f588af1b98905ae91bd44e85b4ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3708de627a68e63773572e3e07c183784724f588af1b98905ae91bd44e85b4ee", kill_on_drop: false }`
[INFO] [stdout] 3708de627a68e63773572e3e07c183784724f588af1b98905ae91bd44e85b4ee
