[INFO] fetching crate graph-algo-ptas 0.1.0...
[INFO] testing graph-algo-ptas-0.1.0 against 1.94.0 for beta-1.95-1
[INFO] extracting crate graph-algo-ptas 0.1.0 into /workspace/builds/worker-4-tc1/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-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate graph-algo-ptas 0.1.0 on toolchain 1.94.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "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" "+1.94.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[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" "+1.94.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6df18f01878f9e5c9bc0d95d794fea1f6a4024d5b09d882fd08275cc915d5c17
[INFO] running `Command { std: "docker" "start" "-a" "6df18f01878f9e5c9bc0d95d794fea1f6a4024d5b09d882fd08275cc915d5c17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6df18f01878f9e5c9bc0d95d794fea1f6a4024d5b09d882fd08275cc915d5c17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6df18f01878f9e5c9bc0d95d794fea1f6a4024d5b09d882fd08275cc915d5c17", kill_on_drop: false }`
[INFO] [stdout] 6df18f01878f9e5c9bc0d95d794fea1f6a4024d5b09d882fd08275cc915d5c17
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f17dbf8172fd62d19cfe3c1bfe82b5c322a174392fcf46537b0f589487eb3d55
[INFO] running `Command { std: "docker" "start" "-a" "f17dbf8172fd62d19cfe3c1bfe82b5c322a174392fcf46537b0f589487eb3d55", 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-rational v0.4.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling wyz v0.5.0
[INFO] [stderr]    Compiling either v1.7.0
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling dot v0.1.4
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling petgraph v0.6.2
[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 num-complex v0.4.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling rand v0.8.5
[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: hiding a lifetime that's elided elsewhere is 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 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] 185 |     pub fn node_indexes(&self) -> NodeIndexIter<'_> {
[INFO] [stdout]     |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is 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 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] 194 |     pub fn edge_indexes(&self) -> EdgeIndexIter<'_> {
[INFO] [stdout]     |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is 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 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] 11 |     pub fn new(dcel: &mut LinkGraph) -> Phase2<'_> {
[INFO] [stdout]    |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.49s
[INFO] running `Command { std: "docker" "inspect" "f17dbf8172fd62d19cfe3c1bfe82b5c322a174392fcf46537b0f589487eb3d55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f17dbf8172fd62d19cfe3c1bfe82b5c322a174392fcf46537b0f589487eb3d55", kill_on_drop: false }`
[INFO] [stdout] f17dbf8172fd62d19cfe3c1bfe82b5c322a174392fcf46537b0f589487eb3d55
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12b74a1b96ee10c43f4ad1ef6a27faa4999f247f0d022afd3e50aab90808b5ef
[INFO] running `Command { std: "docker" "start" "-a" "12b74a1b96ee10c43f4ad1ef6a27faa4999f247f0d022afd3e50aab90808b5ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]    Compiling serde v1.0.143
[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 unicode-ident v1.0.3
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling serde_json v1.0.83
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling itoa v1.0.3
[INFO] [stderr]    Compiling plotters-backend v0.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.143
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling plotters-svg v0.3.2
[INFO] [stderr]    Compiling crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling crossbeam-deque v0.8.2
[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 num-integer v0.1.45
[INFO] [stderr]    Compiling num-complex v0.4.2
[INFO] [stderr]    Compiling plotters v0.3.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling rand v0.8.5
[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: hiding a lifetime that's elided elsewhere is 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 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] 185 |     pub fn node_indexes(&self) -> NodeIndexIter<'_> {
[INFO] [stdout]     |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is 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 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] 194 |     pub fn edge_indexes(&self) -> EdgeIndexIter<'_> {
[INFO] [stdout]     |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is 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 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] 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)]` (part of `#[warn(unused)]`) 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: hiding a lifetime that's elided elsewhere is 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 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] 185 |     pub fn node_indexes(&self) -> NodeIndexIter<'_> {
[INFO] [stdout]     |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is 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 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] 194 |     pub fn edge_indexes(&self) -> EdgeIndexIter<'_> {
[INFO] [stdout]     |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is 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 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] 11 |     pub fn new(dcel: &mut LinkGraph) -> Phase2<'_> {
[INFO] [stdout]    |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 24.73s
[INFO] running `Command { std: "docker" "inspect" "12b74a1b96ee10c43f4ad1ef6a27faa4999f247f0d022afd3e50aab90808b5ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12b74a1b96ee10c43f4ad1ef6a27faa4999f247f0d022afd3e50aab90808b5ef", kill_on_drop: false }`
[INFO] [stdout] 12b74a1b96ee10c43f4ad1ef6a27faa4999f247f0d022afd3e50aab90808b5ef
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8fa2110dc1274f7bd53bee028cc68f325982d3f528e53c5a8ed50f985e281612
[INFO] running `Command { std: "docker" "start" "-a" "8fa2110dc1274f7bd53bee028cc68f325982d3f528e53c5a8ed50f985e281612", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is 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 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] 185 |     pub fn node_indexes(&self) -> NodeIndexIter<'_> {
[INFO] [stderr]     |                                                ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is 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 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] 194 |     pub fn edge_indexes(&self) -> EdgeIndexIter<'_> {
[INFO] [stderr]     |                                                ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is 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 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] 11 |     pub fn new(dcel: &mut LinkGraph) -> Phase2<'_> {
[INFO] [stderr]    |                                               ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `graph-algo-ptas` (lib) generated 3 warnings (run `cargo fix --lib -p graph-algo-ptas` to apply 3 suggestions)
[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)]` (part of `#[warn(unused)]`) 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 0.18s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/graph_algo_ptas-6f0ed0ed52227e8d)
[INFO] [stdout] 
[INFO] [stdout] running 113 tests
[INFO] [stdout] test algorithm::dualgraph::tests::single_edge ... ok
[INFO] [stdout] test algorithm::dynamic_programming::solve::tests::large_bit_vec ... ok
[INFO] [stdout] test algorithm::dynamic_programming::solve::tests::max_independent_set_isolated ... ok
[INFO] [stdout] test algorithm::dynamic_programming::solve::tests::remapping ... ok
[INFO] [stdout] test algorithm::leveling::tests::rings ... ok
[INFO] [stdout] test algorithm::dualgraph::tests::triangle ... ok
[INFO] [stdout] test algorithm::nice_tree_decomposition::tests::single_bag_with_1_vertex ... ok
[INFO] [stdout] test algorithm::nice_tree_decomposition::tests::single_bag_with_multiple_vertices ... ok
[INFO] [stdout] test algorithm::ptas::tests::max_independent_set_single_vertex ... ok
[INFO] [stdout] test algorithm::leveling::tests::three_triangle ... ok
[INFO] [stdout] test algorithm::ptas::tests::max_independent_set_single_edge ... ok
[INFO] [stdout] test algorithm::leveling::tests::triangle ... ok
[INFO] [stdout] test algorithm::ptas::tests::min_vertex_cover_single_edge ... ok
[INFO] [stdout] test algorithm::nice_tree_decomposition::tests::two_bags_with_multiple_vertices ... ok
[INFO] [stdout] test algorithm::leveling::tests::two_triangle ... ok
[INFO] [stdout] test algorithm::spantree::tests::quad ... ok
[INFO] [stdout] test algorithm::ptas::tests::min_vertex_cover_single_vertex ... ok
[INFO] [stdout] test algorithm::spantree::tests::single_edge ... ok
[INFO] [stdout] test algorithm::leveling::tests::test ... ok
[INFO] [stdout] test algorithm::spantree::tests::triangle ... ok
[INFO] [stdout] test algorithm::tree_decomposition::tests::single_edge ... ok
[INFO] [stdout] test algorithm::tree_decomposition::tests::triangle ... ok
[INFO] [stdout] test algorithm::triangulation::tests::outgoing_edge ... ok
[INFO] [stdout] test algorithm::triangulation::tests::single_edge ... ok
[INFO] [stdout] test data_structure::link_graph::example::test::validate_three_ring_graph ... ok
[INFO] [stdout] test data_structure::link_graph::tests::cmp_test ... ok
[INFO] [stdout] test data_structure::link_graph::tests::dart_count ... ok
[INFO] [stdout] test data_structure::link_graph::tests::eq_test ... ok
[INFO] [stdout] test algorithm::triangulation::tests::three_edges ... ok
[INFO] [stdout] test algorithm::dynamic_programming::solve::tests::min_vertex_cover_isolated ... ok
[INFO] [stdout] test data_structure::link_graph::tests::face_count ... ok
[INFO] [stdout] test data_structure::link_graph::tests::face_vertex_count ... ok
[INFO] [stdout] test data_structure::link_graph::tests::edge_count ... ok
[INFO] [stdout] test data_structure::link_graph::tests::neighbors_single_edge ... ok
[INFO] [stdout] test data_structure::link_graph::tests::iter_test ... ok
[INFO] [stdout] test data_structure::link_graph::tests::neighbors_triangle ... ok
[INFO] [stdout] test data_structure::link_graph::tests::hash_test ... ok
[INFO] [stdout] test data_structure::link_graph::tests::test ... ok
[INFO] [stdout] test data_structure::link_graph::tests::neighbors_count ... 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::test_remove_edge_from_complex_graph ... ok
[INFO] [stdout] test data_structure::list_graph::tests::test_list_graph_add_connected_node ... 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_ordered_edge_end ... 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_none ... 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_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_add_ordered_edge_start ... 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_edges ... 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_multi_connected_node ... 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_ordered_double_add_wit_after ... ok
[INFO] [stdout] test data_structure::list_graph::tests::test_list_graph_ordered_re_add ... 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_add_ordered_edge_middle_reverse ... 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_remove_connected_node ... ok
[INFO] [stdout] test data_structure::list_graph::tests::test_to_pet_graph ... ok
[INFO] [stdout] test data_structure::ring_segment::test::test_ring_four ... ok
[INFO] [stdout] test data_structure::ring_segment::test::test_ring_one ... 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::ring_segment::test::test_ring_two ... 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_three_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 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_ordered_re_add_cyclic ... ok
[INFO] [stdout] test embedding::maximal_planar::index::tests::embed_small_graph ... ok
[INFO] [stdout] test embedding::maximal_planar::index::tests::embed_min_graph ... ok
[INFO] [stdout] test embedding::maximal_planar::index::tests::embedd_triangle_graph ... ok
[INFO] [stdout] test embedding::maximal_planar::phase1::tests::phase_1 ... ok
[INFO] [stdout] test embedding::maximal_planar::phase2::tests::phase_2 ... ok
[INFO] [stdout] test algorithm::triangulation::tests::single_face ... ok
[INFO] [stdout] test generation::planar::tests::test_graph_generation_base ... ok
[INFO] [stdout] test generation::planar::tests::test_graph_generation_large ... ok
[INFO] [stdout] test generation::planar::tests::test_graph_generation_medium ... ok
[INFO] [stdout] test generation::planar::tests::test_graph_generation_min ... ok
[INFO] [stdout] test embedding::maximal_planar::phase2::tests::triangle_embedding ... 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 utils::max_independent_set::tests::isolated ... ok
[INFO] [stdout] test utils::max_independent_set::tests::single_edge ... ok
[INFO] [stdout] test data_structure::dot_renderer::tests::test_two_vertices ... FAILED
[INFO] [stdout] test data_structure::dot_renderer::tests::circle ... FAILED
[INFO] [stdout] test algorithm::spantree::tests::single_vertex - should panic ... ok
[INFO] [stdout] test embedding::maximal_planar::index::tests::embedd_to_small - should panic ... ok
[INFO] [stdout] test utils::single_face::tests::test ... ok
[INFO] [stdout] test utils::min_vertex_cover::tests::isolated ... ok
[INFO] [stdout] test utils::min_vertex_cover::tests::single_edge ... ok
[INFO] [stdout] test utils::single_face::tests::darts ... ok
[INFO] [stdout] test embedding::maximal_planar::index::tests::embed_medium_graph ... ok
[INFO] [stdout] test algorithm::dynamic_programming::solve::tests::max_independent_set_clique ... ok
[INFO] [stdout] test algorithm::dynamic_programming::solve::tests::min_vertex_cover_clique ... ok
[INFO] [stdout] test embedding::maximal_planar::index::tests::embed_large_graph ... ok
[INFO] [stdout] test algorithm::nice_tree_decomposition::tests::random ... ok
[INFO] [stdout] test utils::min_vertex_cover::tests::clique ... ok
[INFO] [stdout] test algorithm::dynamic_programming::solve::tests::max_independent_set_random ... ok
[INFO] [stdout] test utils::max_independent_set::tests::clique ... ok
[INFO] [stdout] test algorithm::ptas::tests::max_independent_set_random ... ok
[INFO] [stdout] test algorithm::ptas::tests::approximation_ratio ... ok
[INFO] [stdout] test algorithm::dynamic_programming::solve::tests::min_vertex_cover_random ... ok
[INFO] [stdout] test algorithm::ptas::tests::min_vertex_cover_random ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[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' (62) 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:     0x62bc20e0f5f2 - std::backtrace_rs::backtrace::libunwind::trace::hff358a60abf734fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x62bc20e0f5f2 - std::backtrace_rs::backtrace::trace_unsynchronized::h3b121f916dd95ec6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x62bc20e0f5f2 - std::sys::backtrace::_print_fmt::hde0a62ded68798e9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x62bc20e0f5f2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h93773fc827e3113d
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x62bc20e1ff8a - core::fmt::rt::Argument::fmt::h01eff69902dad97f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x62bc20e1ff8a - core::fmt::write::hed7b5c73d82ecb7c
[INFO] [stdout]    6:     0x62bc20dde226 - std::io::default_write_fmt::h2f696ff5b8bbaa4b
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x62bc20dde226 - std::io::Write::write_fmt::h5e66814db8a9cfce
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x62bc20deea29 - std::sys::backtrace::BacktraceLock::print::h8b1d6fcc5a56d1a3
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x62bc20deea29 - std::panicking::default_hook::{{closure}}::h2be84df4f189ae36
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x62bc20dee8c1 - std::panicking::default_hook::hf0ea8939246f43a9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x62bc20ce4c9e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h02d35e3888986252
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x62bc20ce4c9e - test::test_main_with_exit_callback::{{closure}}::h939640a27d647173
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x62bc20deeca2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc9df09ff391af3e7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x62bc20deeca2 - std::panicking::panic_with_hook::hb4bd9ac1123582a0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x62bc20deeae8 - std::panicking::panic_handler::{{closure}}::hde00dd15f5637fe2
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x62bc20dea019 - std::sys::backtrace::__rust_end_short_backtrace::hb72197fa777c1785
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x62bc20dd305d - __rustc[4425a7e20b4c8619]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x62bc20e2789c - core::panicking::panic_fmt::ha59b517dd231f4da
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x62bc20e270a2 - core::result::unwrap_failed::hf2d1f30a3ac850fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x62bc20c95e31 - core::result::Result<T,E>::unwrap::h76aa7f05a8027241
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x62bc20c95e31 - graph_algo_ptas::data_structure::dot_renderer::tests::test_two_vertices::h1a4198c6a59171ad
[INFO] [stdout]                                at /opt/rustwide/workdir/src/data_structure/dot_renderer.rs:55:54
[INFO] [stdout]   22:     0x62bc20c96087 - graph_algo_ptas::data_structure::dot_renderer::tests::test_two_vertices::{{closure}}::h8f9cee0dbc933fae
[INFO] [stdout]                                at /opt/rustwide/workdir/src/data_structure/dot_renderer.rs:54:27
[INFO] [stdout]   23:     0x62bc20ca9ad6 - core::ops::function::FnOnce::call_once::h5d80f217164c43e0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x62bc20ce4a5b - core::ops::function::FnOnce::call_once::hddb3cd395c36bfbb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x62bc20ce4a5b - test::__rust_begin_short_backtrace::h0b6a7601d9750bfa
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x62bc20cf846a - test::run_test_in_process::{{closure}}::h444209903f00b347
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x62bc20cf846a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hfb3ba8f46e537649
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x62bc20cf846a - std::panicking::catch_unwind::do_call::h1672a45911fcf9dc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x62bc20cf846a - std::panicking::catch_unwind::h0fadaee22787a6dd
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x62bc20cf846a - std::panic::catch_unwind::hc47ad190f2c8e188
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x62bc20cf846a - test::run_test_in_process::hcd7faaf934f29999
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x62bc20cf846a - test::run_test::{{closure}}::hddc4550da4871867
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x62bc20cd28c4 - test::run_test::{{closure}}::h98ae26689f13ed94
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x62bc20cd28c4 - std::sys::backtrace::__rust_begin_short_backtrace::h3ec4d1f21ad44588
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x62bc20cd6262 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd8bf2c73d479939f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x62bc20cd6262 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3b4248f358af2491
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x62bc20cd6262 - std::panicking::catch_unwind::do_call::hda10a64f4b8daebe
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x62bc20cd6262 - std::panicking::catch_unwind::h659e5ee8336ec8c7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x62bc20cd6262 - std::panic::catch_unwind::h9d4d66a538912c18
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x62bc20cd6262 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h7557906bb51d79f1
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x62bc20cd6262 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9e460d1d7fc83d35
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x62bc20de52af - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h61282da819d64ea9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x62bc20de52af - std::sys::thread::unix::Thread::new::thread_start::h982f9ea829d1b5fb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   44:     0x788e00f1baa4 - <unknown>
[INFO] [stdout]   45:     0x788e00fa8a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- data_structure::dot_renderer::tests::circle stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'data_structure::dot_renderer::tests::circle' (61) 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:     0x62bc20e0f5f2 - std::backtrace_rs::backtrace::libunwind::trace::hff358a60abf734fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x62bc20e0f5f2 - std::backtrace_rs::backtrace::trace_unsynchronized::h3b121f916dd95ec6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x62bc20e0f5f2 - std::sys::backtrace::_print_fmt::hde0a62ded68798e9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x62bc20e0f5f2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h93773fc827e3113d
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x62bc20e1ff8a - core::fmt::rt::Argument::fmt::h01eff69902dad97f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x62bc20e1ff8a - core::fmt::write::hed7b5c73d82ecb7c
[INFO] [stdout]    6:     0x62bc20dde226 - std::io::default_write_fmt::h2f696ff5b8bbaa4b
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x62bc20dde226 - std::io::Write::write_fmt::h5e66814db8a9cfce
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x62bc20deea29 - std::sys::backtrace::BacktraceLock::print::h8b1d6fcc5a56d1a3
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x62bc20deea29 - std::panicking::default_hook::{{closure}}::h2be84df4f189ae36
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x62bc20dee8c1 - std::panicking::default_hook::hf0ea8939246f43a9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x62bc20ce4c9e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h02d35e3888986252
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x62bc20ce4c9e - test::test_main_with_exit_callback::{{closure}}::h939640a27d647173
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x62bc20deeca2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc9df09ff391af3e7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x62bc20deeca2 - std::panicking::panic_with_hook::hb4bd9ac1123582a0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x62bc20deeae8 - std::panicking::panic_handler::{{closure}}::hde00dd15f5637fe2
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x62bc20dea019 - std::sys::backtrace::__rust_end_short_backtrace::hb72197fa777c1785
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x62bc20dd305d - __rustc[4425a7e20b4c8619]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x62bc20e2789c - core::panicking::panic_fmt::ha59b517dd231f4da
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x62bc20e270a2 - core::result::unwrap_failed::hf2d1f30a3ac850fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x62bc20c96101 - core::result::Result<T,E>::unwrap::h76aa7f05a8027241
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x62bc20c96101 - graph_algo_ptas::data_structure::dot_renderer::tests::circle::ha666f5e41ef2e9f8
[INFO] [stdout]                                at /opt/rustwide/workdir/src/data_structure/dot_renderer.rs:66:48
[INFO] [stdout]   22:     0x62bc20c962f7 - graph_algo_ptas::data_structure::dot_renderer::tests::circle::{{closure}}::h85b5a92dfc3b378f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/data_structure/dot_renderer.rs:65:16
[INFO] [stdout]   23:     0x62bc20ca8b86 - core::ops::function::FnOnce::call_once::h132a04332a9b1588
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x62bc20ce4a5b - core::ops::function::FnOnce::call_once::hddb3cd395c36bfbb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x62bc20ce4a5b - test::__rust_begin_short_backtrace::h0b6a7601d9750bfa
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x62bc20cf846a - test::run_test_in_process::{{closure}}::h444209903f00b347
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x62bc20cf846a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hfb3ba8f46e537649
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x62bc20cf846a - std::panicking::catch_unwind::do_call::h1672a45911fcf9dc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x62bc20cf846a - std::panicking::catch_unwind::h0fadaee22787a6dd
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x62bc20cf846a - std::panic::catch_unwind::hc47ad190f2c8e188
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x62bc20cf846a - test::run_test_in_process::hcd7faaf934f29999
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x62bc20cf846a - test::run_test::{{closure}}::hddc4550da4871867
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x62bc20cd28c4 - test::run_test::{{closure}}::h98ae26689f13ed94
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x62bc20cd28c4 - std::sys::backtrace::__rust_begin_short_backtrace::h3ec4d1f21ad44588
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x62bc20cd6262 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd8bf2c73d479939f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x62bc20cd6262 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3b4248f358af2491
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x62bc20cd6262 - std::panicking::catch_unwind::do_call::hda10a64f4b8daebe
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x62bc20cd6262 - std::panicking::catch_unwind::h659e5ee8336ec8c7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x62bc20cd6262 - std::panic::catch_unwind::h9d4d66a538912c18
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x62bc20cd6262 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h7557906bb51d79f1
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x62bc20cd6262 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9e460d1d7fc83d35
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x62bc20de52af - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h61282da819d64ea9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x62bc20de52af - std::sys::thread::unix::Thread::new::thread_start::h982f9ea829d1b5fb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   44:     0x788e00f1baa4 - <unknown>
[INFO] [stdout]   45:     0x788e00fa8a64 - clone
[INFO] [stdout]   46:                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 3.41s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "8fa2110dc1274f7bd53bee028cc68f325982d3f528e53c5a8ed50f985e281612", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fa2110dc1274f7bd53bee028cc68f325982d3f528e53c5a8ed50f985e281612", kill_on_drop: false }`
[INFO] [stdout] 8fa2110dc1274f7bd53bee028cc68f325982d3f528e53c5a8ed50f985e281612
