[INFO] fetching crate linnet 0.17.0...
[INFO] testing linnet-0.17.0 against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065
[INFO] extracting crate linnet 0.17.0 into /workspace/builds/worker-5-tc2/source
[INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate linnet 0.17.0
[INFO] finished tweaking crates.io crate linnet 0.17.0
[INFO] tweaked toml for crates.io crate linnet 0.17.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate linnet 0.17.0 on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate linnet 0.17.0 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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8da69fcda0ada50d019a762902339e8a8032ddf27a3a8b79540244a1dafd0190
[INFO] running `Command { std: "docker" "start" "-a" "8da69fcda0ada50d019a762902339e8a8032ddf27a3a8b79540244a1dafd0190", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8da69fcda0ada50d019a762902339e8a8032ddf27a3a8b79540244a1dafd0190", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8da69fcda0ada50d019a762902339e8a8032ddf27a3a8b79540244a1dafd0190", kill_on_drop: false }`
[INFO] [stdout] 8da69fcda0ada50d019a762902339e8a8032ddf27a3a8b79540244a1dafd0190
[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" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21f54dc8a5cbd903b9622053952d1b7fdf1fc3aab6c508f8aaeea3839e0f3860
[INFO] running `Command { std: "docker" "start" "-a" "21f54dc8a5cbd903b9622053952d1b7fdf1fc3aab6c508f8aaeea3839e0f3860", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling zerocopy v0.8.24
[INFO] [stderr]    Compiling serde_core v1.0.225
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling serde v1.0.225
[INFO] [stderr]    Compiling virtue v0.0.18
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling uncased v0.9.10
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling figment v0.10.19
[INFO] [stderr]    Compiling unty v0.0.4
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling indenter v0.3.3
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling kurbo v0.11.1
[INFO] [stderr]    Compiling bincode_derive v2.0.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling bincode v2.0.1
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling thiserror-impl v2.0.16
[INFO] [stderr]    Compiling serde_derive v1.0.225
[INFO] [stderr]    Compiling bincode-trait-derive v0.1.1
[INFO] [stderr]    Compiling duplicate v2.0.0
[INFO] [stderr]    Compiling thiserror v2.0.16
[INFO] [stderr]    Compiling pest v2.8.0
[INFO] [stderr]    Compiling pest_meta v2.8.0
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling pest_generator v2.8.0
[INFO] [stderr]    Compiling pest_derive v2.8.0
[INFO] [stderr]    Compiling dot-parser v0.5.1
[INFO] [stderr]    Compiling linnet v0.17.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Orientation`
[INFO] [stdout]   --> src/half_edge/algorithms/transitive_ops.rs:32:24
[INFO] [stdout]    |
[INFO] [stdout] 32 |     involution::{Flow, Orientation},
[INFO] [stdout]    |                        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `label`
[INFO] [stdout]    --> src/half_edge/subgraph/cut.rs:495:20
[INFO] [stdout]     |
[INFO] [stdout] 495 |     fn from_base62(label: &str, size: usize) -> Option<Self> {
[INFO] [stdout]     |                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_label`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/half_edge/subgraph/cut.rs:495:33
[INFO] [stdout]     |
[INFO] [stdout] 495 |     fn from_base62(label: &str, size: usize) -> Option<Self> {
[INFO] [stdout]     |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> src/half_edge/algorithms/transitive_ops.rs:70:17
[INFO] [stdout]    |
[INFO] [stdout] 70 |         for (i, node) in nodes.iter().enumerate() {
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HedgeNodeStore` is never constructed
[INFO] [stdout]   --> src/half_edge/nodestore/bitvec_find.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct HedgeNodeStore<V> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `UnionFindNodeStore` is never constructed
[INFO] [stdout]   --> src/half_edge/nodestore/bitvec_find.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub struct UnionFindNodeStore<V> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `root_hedge` is never used
[INFO] [stdout]   --> src/half_edge/nodestore/bitvec_find.rs:92:12
[INFO] [stdout]    |
[INFO] [stdout] 91 | impl<V> UnionFindNodeStore<V> {
[INFO] [stdout]    | ----------------------------- method in this implementation
[INFO] [stdout] 92 |     pub fn root_hedge(&self, node: NodeIndex) -> Hedge {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.10s
[INFO] running `Command { std: "docker" "inspect" "21f54dc8a5cbd903b9622053952d1b7fdf1fc3aab6c508f8aaeea3839e0f3860", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21f54dc8a5cbd903b9622053952d1b7fdf1fc3aab6c508f8aaeea3839e0f3860", kill_on_drop: false }`
[INFO] [stdout] 21f54dc8a5cbd903b9622053952d1b7fdf1fc3aab6c508f8aaeea3839e0f3860
[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" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32f6939195be15cf534f9e2291e657179c95688a0b9db1457252731d1001bf5f
[INFO] running `Command { std: "docker" "start" "-a" "32f6939195be15cf534f9e2291e657179c95688a0b9db1457252731d1001bf5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling serde_core v1.0.225
[INFO] [stderr]    Compiling serde v1.0.225
[INFO] [stderr]    Compiling rustix v1.0.5
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling linux-raw-sys v0.9.3
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling half v2.6.0
[INFO] [stderr]    Compiling iai-callgrind-runner v0.14.0
[INFO] [stderr]    Compiling similar v2.7.0
[INFO] [stderr]    Compiling clap_builder v4.5.51
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling iai-callgrind v0.14.0
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling wait-timeout v0.2.1
[INFO] [stderr]    Compiling console v0.15.11
[INFO] [stderr]    Compiling is-terminal v0.4.17
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling similar-asserts v1.7.0
[INFO] [stderr]    Compiling regex v1.11.2
[INFO] [stderr]    Compiling clap v4.5.51
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling tempfile v3.19.1
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling proptest v1.6.0
[INFO] [stderr]    Compiling serde_derive v1.0.225
[INFO] [stderr]    Compiling thiserror-impl v2.0.16
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]    Compiling bincode-trait-derive v0.1.1
[INFO] [stderr]    Compiling duplicate v2.0.0
[INFO] [stderr]    Compiling derive_more v1.0.0
[INFO] [stderr]    Compiling thiserror v2.0.16
[INFO] [stderr]    Compiling pest v2.8.0
[INFO] [stderr]    Compiling pest_meta v2.8.0
[INFO] [stderr]    Compiling pest_generator v2.8.0
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling ron v0.7.1
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling figment v0.10.19
[INFO] [stderr]    Compiling insta v1.43.0
[INFO] [stderr]    Compiling pest_derive v2.8.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling dot-parser v0.5.1
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling iai-callgrind-macros v0.5.0
[INFO] [stderr]    Compiling linnet v0.17.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Orientation`
[INFO] [stdout]   --> src/half_edge/algorithms/transitive_ops.rs:32:24
[INFO] [stdout]    |
[INFO] [stdout] 32 |     involution::{Flow, Orientation},
[INFO] [stdout]    |                        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `label`
[INFO] [stdout]    --> src/half_edge/subgraph/cut.rs:495:20
[INFO] [stdout]     |
[INFO] [stdout] 495 |     fn from_base62(label: &str, size: usize) -> Option<Self> {
[INFO] [stdout]     |                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_label`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/half_edge/subgraph/cut.rs:495:33
[INFO] [stdout]     |
[INFO] [stdout] 495 |     fn from_base62(label: &str, size: usize) -> Option<Self> {
[INFO] [stdout]     |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> src/half_edge/algorithms/transitive_ops.rs:70:17
[INFO] [stdout]    |
[INFO] [stdout] 70 |         for (i, node) in nodes.iter().enumerate() {
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `insta::assert_snapshot`
[INFO] [stdout]    --> src/half_edge/algorithms/trace_unfold.rs:257:9
[INFO] [stdout]     |
[INFO] [stdout] 257 |     use insta::assert_snapshot;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Orientation`
[INFO] [stdout]   --> src/half_edge/algorithms/transitive_ops.rs:32:24
[INFO] [stdout]    |
[INFO] [stdout] 32 |     involution::{Flow, Orientation},
[INFO] [stdout]    |                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `strip_quotes`
[INFO] [stdout]    --> src/parser/mod.rs:576:17
[INFO] [stdout]     |
[INFO] [stdout] 576 |     use super::{strip_quotes, GraphSet};
[INFO] [stdout]     |                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HedgeNodeStore` is never constructed
[INFO] [stdout]   --> src/half_edge/nodestore/bitvec_find.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct HedgeNodeStore<V> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `UnionFindNodeStore` is never constructed
[INFO] [stdout]   --> src/half_edge/nodestore/bitvec_find.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub struct UnionFindNodeStore<V> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `root_hedge` is never used
[INFO] [stdout]   --> src/half_edge/nodestore/bitvec_find.rs:92:12
[INFO] [stdout]    |
[INFO] [stdout] 91 | impl<V> UnionFindNodeStore<V> {
[INFO] [stdout]    | ----------------------------- method in this implementation
[INFO] [stdout] 92 |     pub fn root_hedge(&self, node: NodeIndex) -> Hedge {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `label`
[INFO] [stdout]    --> src/half_edge/subgraph/cut.rs:495:20
[INFO] [stdout]     |
[INFO] [stdout] 495 |     fn from_base62(label: &str, size: usize) -> Option<Self> {
[INFO] [stdout]     |                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_label`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/half_edge/subgraph/cut.rs:495:33
[INFO] [stdout]     |
[INFO] [stdout] 495 |     fn from_base62(label: &str, size: usize) -> Option<Self> {
[INFO] [stdout]     |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/half_edge/subgraph/cut.rs:1138:13
[INFO] [stdout]      |
[INFO] [stdout] 1138 |         let mut out2 = String::new();
[INFO] [stdout]      |             ----^^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/half_edge/algorithms/trace_unfold.rs:389:15
[INFO] [stdout]     |
[INFO] [stdout] 389 |             &|a| None,
[INFO] [stdout]     |               ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> src/half_edge/algorithms/transitive_ops.rs:70:17
[INFO] [stdout]    |
[INFO] [stdout] 70 |         for (i, node) in nodes.iter().enumerate() {
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nodes`
[INFO] [stdout]     --> src/half_edge/algorithms/transitive_ops.rs:1126:13
[INFO] [stdout]      |
[INFO] [stdout] 1126 |         let nodes: Vec<_> = graph.graph.iter_node_ids().collect();
[INFO] [stdout]      |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_nodes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/parser/mod.rs:846:13
[INFO] [stdout]     |
[INFO] [stdout] 846 |         let a = r#"
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HedgeNodeStore` is never constructed
[INFO] [stdout]   --> src/half_edge/nodestore/bitvec_find.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct HedgeNodeStore<V> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `UnionFindNodeStore` is never constructed
[INFO] [stdout]   --> src/half_edge/nodestore/bitvec_find.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub struct UnionFindNodeStore<V> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `root_hedge` is never used
[INFO] [stdout]   --> src/half_edge/nodestore/bitvec_find.rs:92:12
[INFO] [stdout]    |
[INFO] [stdout] 91 | impl<V> UnionFindNodeStore<V> {
[INFO] [stdout]    | ----------------------------- method in this implementation
[INFO] [stdout] 92 |     pub fn root_hedge(&self, node: NodeIndex) -> Hedge {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `MyOp` is never used
[INFO] [stdout]    --> src/half_edge/algorithms/trace_unfold.rs:260:10
[INFO] [stdout]     |
[INFO] [stdout] 260 |     enum MyOp {
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IndepACOnly` is never constructed
[INFO] [stdout]    --> src/half_edge/algorithms/trace_unfold.rs:278:12
[INFO] [stdout]     |
[INFO] [stdout] 278 |     struct IndepACOnly;
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OverlapIndep` is never constructed
[INFO] [stdout]    --> src/half_edge/algorithms/trace_unfold.rs:285:12
[INFO] [stdout]     |
[INFO] [stdout] 285 |     struct OverlapIndep;
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 40.47s
[INFO] running `Command { std: "docker" "inspect" "32f6939195be15cf534f9e2291e657179c95688a0b9db1457252731d1001bf5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32f6939195be15cf534f9e2291e657179c95688a0b9db1457252731d1001bf5f", kill_on_drop: false }`
[INFO] [stdout] 32f6939195be15cf534f9e2291e657179c95688a0b9db1457252731d1001bf5f
[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" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 71b12f4b75bb8ba3c3157a438917ee965e2dd06f348f57cf076875a4e70f95a5
[INFO] running `Command { std: "docker" "start" "-a" "71b12f4b75bb8ba3c3157a438917ee965e2dd06f348f57cf076875a4e70f95a5", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Orientation`
[INFO] [stderr]   --> src/half_edge/algorithms/transitive_ops.rs:32:24
[INFO] [stderr]    |
[INFO] [stderr] 32 |     involution::{Flow, Orientation},
[INFO] [stderr]    |                        ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `label`
[INFO] [stderr]    --> src/half_edge/subgraph/cut.rs:495:20
[INFO] [stderr]     |
[INFO] [stderr] 495 |     fn from_base62(label: &str, size: usize) -> Option<Self> {
[INFO] [stderr]     |                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_label`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `size`
[INFO] [stderr]    --> src/half_edge/subgraph/cut.rs:495:33
[INFO] [stderr]     |
[INFO] [stderr] 495 |     fn from_base62(label: &str, size: usize) -> Option<Self> {
[INFO] [stderr]     |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]   --> src/half_edge/algorithms/transitive_ops.rs:70:17
[INFO] [stderr]    |
[INFO] [stderr] 70 |         for (i, node) in nodes.iter().enumerate() {
[INFO] [stderr]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stderr] 
[INFO] [stderr] warning: struct `HedgeNodeStore` is never constructed
[INFO] [stderr]   --> src/half_edge/nodestore/bitvec_find.rs:25:12
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub struct HedgeNodeStore<V> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `UnionFindNodeStore` is never constructed
[INFO] [stderr]   --> src/half_edge/nodestore/bitvec_find.rs:51:12
[INFO] [stderr]    |
[INFO] [stderr] 51 | pub struct UnionFindNodeStore<V> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `root_hedge` is never used
[INFO] [stderr]   --> src/half_edge/nodestore/bitvec_find.rs:92:12
[INFO] [stderr]    |
[INFO] [stderr] 91 | impl<V> UnionFindNodeStore<V> {
[INFO] [stderr]    | ----------------------------- method in this implementation
[INFO] [stderr] 92 |     pub fn root_hedge(&self, node: NodeIndex) -> Hedge {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `linnet` (lib) generated 7 warnings (run `cargo fix --lib -p linnet` to apply 4 suggestions)
[INFO] [stderr] warning: unused import: `insta::assert_snapshot`
[INFO] [stderr]    --> src/half_edge/algorithms/trace_unfold.rs:257:9
[INFO] [stderr]     |
[INFO] [stderr] 257 |     use insta::assert_snapshot;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Orientation`
[INFO] [stderr]   --> src/half_edge/algorithms/transitive_ops.rs:32:24
[INFO] [stderr]    |
[INFO] [stderr] 32 |     involution::{Flow, Orientation},
[INFO] [stderr]    |                        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `strip_quotes`
[INFO] [stderr]    --> src/parser/mod.rs:576:17
[INFO] [stderr]     |
[INFO] [stderr] 576 |     use super::{strip_quotes, GraphSet};
[INFO] [stderr]     |                 ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/half_edge/subgraph/cut.rs:1138:13
[INFO] [stderr]      |
[INFO] [stderr] 1138 |         let mut out2 = String::new();
[INFO] [stderr]      |             ----^^^^
[INFO] [stderr]      |             |
[INFO] [stderr]      |             help: remove this `mut`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> src/half_edge/algorithms/trace_unfold.rs:389:15
[INFO] [stderr]     |
[INFO] [stderr] 389 |             &|a| None,
[INFO] [stderr]     |               ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `nodes`
[INFO] [stderr]     --> src/half_edge/algorithms/transitive_ops.rs:1126:13
[INFO] [stderr]      |
[INFO] [stderr] 1126 |         let nodes: Vec<_> = graph.graph.iter_node_ids().collect();
[INFO] [stderr]      |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_nodes`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> src/parser/mod.rs:846:13
[INFO] [stderr]     |
[INFO] [stderr] 846 |         let a = r#"
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: enum `MyOp` is never used
[INFO] [stderr]    --> src/half_edge/algorithms/trace_unfold.rs:260:10
[INFO] [stderr]     |
[INFO] [stderr] 260 |     enum MyOp {
[INFO] [stderr]     |          ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `IndepACOnly` is never constructed
[INFO] [stderr]    --> src/half_edge/algorithms/trace_unfold.rs:278:12
[INFO] [stderr]     |
[INFO] [stderr] 278 |     struct IndepACOnly;
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `OverlapIndep` is never constructed
[INFO] [stderr]    --> src/half_edge/algorithms/trace_unfold.rs:285:12
[INFO] [stderr]     |
[INFO] [stderr] 285 |     struct OverlapIndep;
[INFO] [stderr]     |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `linnet` (lib test) generated 16 warnings (6 duplicates) (run `cargo fix --lib -p linnet --tests` to apply 7 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/linnet-2dbe4607a76c7d05)
[INFO] [stdout] 
[INFO] [stdout] running 128 tests
[INFO] [stdout] test half_edge::algorithms::transitive_ops::tests::test_hasse_diagram ... ok
[INFO] [stdout] test half_edge::algorithms::transitive_ops::tests::test_transitive_closure_diamond ... ok
[INFO] [stdout] test half_edge::algorithms::transitive_ops::tests::test_is_reachable ... ok
[INFO] [stdout] test half_edge::algorithms::transitive_ops::tests::test_single_node ... ok
[INFO] [stdout] test half_edge::algorithms::transitive_ops::tests::test_cycle_detection ... ok
[INFO] [stdout] test half_edge::algorithms::transitive_ops::tests::test_empty_graph ... ok
[INFO] [stdout] test half_edge::algorithms::topological_order::test::topo_sort_with_cycle ... ok
[INFO] [stdout] test half_edge::algorithms::transitive_ops::tests::test_transitive_closure_simple ... ok
[INFO] [stdout] test half_edge::algorithms::transitive_ops::tests::test_transitive_reduction_diamond ... ok
[INFO] [stdout] test half_edge::algorithms::transitive_ops::tests::test_comprehensive_reachability ... ok
[INFO] [stdout] test half_edge::algorithms::topological_order::test::topo_sort_complex_with_cycle ... ok
[INFO] [stdout] test half_edge::algorithms::transitive_ops::tests::test_transitive_reduction_simple ... ok
[INFO] [stdout] test half_edge::involution::test::invextract ... ok
[INFO] [stdout] test half_edge::nodestore::test::extact_single_dangling ... ok
[INFO] [stdout] test half_edge::nodestore::test::extract_buggy ... ok
[INFO] [stdout] test half_edge::nodestore::test::extract_normal ... ok
[INFO] [stdout] test half_edge::nodestore::test::orientation_hedges ... ok
[INFO] [stdout] test half_edge::nodestore::test::extract_forest ... ok
[INFO] [stdout] test half_edge::subgraph::subset::tests::base62_roundtrip ... ok
[INFO] [stdout] test half_edge::swap::test::swap ... ok
[INFO] [stdout] test half_edge::algorithms::transitive_ops::tests::test_error_handling_with_complex_cycle ... ok
[INFO] [stdout] test half_edge::algorithms::transitive_ops::tests::test_transitive_closure_complex_dag ... ok
[INFO] [stdout] test half_edge::algorithms::transitive_ops::tests::test_transitive_operations_on_star_graph ... ok
[INFO] [stdout] test half_edge::algorithms::transitive_ops::tests::test_transitive_closure_tree_structure ... ok
[INFO] [stdout] test half_edge::algorithms::transitive_ops::tests::test_transitive_closure_with_isolated_components ... ok
[INFO] [stdout] test half_edge::algorithms::transitive_ops::tests::test_transitive_reduction_layered_graph ... ok
[INFO] [stdout] test half_edge::algorithms::transitive_ops::tests::test_transitive_reduction_complex_redundant ... ok
[INFO] [stdout] test half_edge::algorithms::transitive_ops::tests::test_transitive_closure_parallel_paths ... ok
[INFO] [stdout] test half_edge::algorithms::transitive_ops::tests::test_transitive_closure_deep_chain ... ok
[INFO] [stdout] test half_edge::algorithms::trace_unfold::tests::test_tbt ... ok
[INFO] [stdout] test half_edge::test_graphs::test_flower_4 ... ok
[INFO] [stdout] test half_edge::algorithms::transitive_ops::tests::test_transitive_operations_on_pyramid ... ok
[INFO] [stdout] test half_edge::algorithms::transitive_ops::tests::test_transitive_reduction_complete_subgraph ... ok
[INFO] [stdout] test half_edge::tests::alt_vs_pair ... ignored
[INFO] [stdout] test half_edge::test_graphs::test_petersen ... ok
[INFO] [stdout] test half_edge::tests::double_self_loop ... ok
[INFO] [stdout] test half_edge::tests::K33 ... ok
[INFO] [stdout] test half_edge::tests::double_triangle ... ok
[INFO] [stdout] test half_edge::algorithms::topological_order::test::topo_sort_valid_dag ... ok
[INFO] [stdout] test half_edge::test_graphs::test_mobius_ladder_6 ... ok
[INFO] [stdout] test half_edge::tests::extract_nodes ... ok
[INFO] [stdout] test half_edge::tests::join ... ok
[INFO] [stdout] test half_edge::test_graphs::test_cycle_5 ... ok
[INFO] [stdout] test half_edge::tests::cycle_basis ... ok
[INFO] [stdout] test half_edge::tests::cube ... ok
[INFO] [stdout] test half_edge::test_graphs::test_coxeter ... ok
[INFO] [stdout] test half_edge::tests::join_mut_simple ... ok
[INFO] [stdout] test half_edge::tests::self_energy_cut ... ok
[INFO] [stdout] test half_edge::tests::test_spanning_trees_of_tree ... ok
[INFO] [stdout] test half_edge::tests::tadpoles ... ok
[INFO] [stdout] test half_edge::tests::box_all_cuts_multiple ... ok
[INFO] [stdout] test half_edge::subgraph::cut::tests::test_roundtrip ... ok
[INFO] [stdout] test parser::multi::multiple ... ok
[INFO] [stdout] test half_edge::tree::tests::double_pentagon_tree ... ok
[INFO] [stdout] test half_edge::tests::banana_cuts ... ok
[INFO] [stdout] test half_edge::tests::threeloop ... ok
[INFO] [stdout] test half_edge::tests::doubletriangle ... ok
[INFO] [stdout] test parser::test::subgraph ... ok
[INFO] [stdout] test parser::test::multiple_graphs ... ok
[INFO] [stdout] test parser::test::test_from_string ... ok
[INFO] [stdout] test half_edge::tests::three_loop_fly ... ok
[INFO] [stdout] test half_edge::tests::self_energy_box ... ok
[INFO] [stdout] test half_edge::tests::hairythreeloop ... ok
[INFO] [stdout] test parser::test::test_macro ... ok
[INFO] [stdout] test half_edge::tests::double_pentagon_all_cuts ... ok
[INFO] [stdout] test half_edge::tests::wagner_graph ... ok
[INFO] [stdout] test permutation::swaps_optimality_tests::from_mappings_extends_forced_2cycle_optimally ... ok
[INFO] [stdout] test permutation::swaps_optimality_tests::from_mappings_handles_long_forced_chains_optimally ... ok
[INFO] [stdout] test permutation::tests::generate_all ... ok
[INFO] [stdout] test permutation::swaps_optimality_tests::from_mappings_exhaustive_small_n ... ok
[INFO] [stdout] test permutation::swaps_optimality_tests::from_mappings_is_swaps_optimal_on_counterexample ... ok
[INFO] [stdout] test permutation::tests::cyclic_doubled_triangle ... ok
[INFO] [stdout] test parser::test::test_quote_stripping ... ok
[INFO] [stdout] test permutation::swaps_optimality_tests::from_mappings_user_case_is_swaps_optimal ... ok
[INFO] [stdout] test permutation::tests::test_apply_in_place_inverse_relation ... ok
[INFO] [stdout] test permutation::tests::test_apply_equivalence_random_data ... ok
[INFO] [stdout] test permutation::swaps_optimality_tests::from_mappings_preserves_zero_swaps_when_possible ... ok
[INFO] [stdout] test permutation::swaps_optimality_tests::from_mappings_rejects_conflicts ... ok
[INFO] [stdout] test permutation::tests::cycle_permutation ... ok
[INFO] [stdout] test permutation::tests::test_apply_slice ... ok
[INFO] [stdout] test permutation::tests::test_apply_slice_in_place ... ok
[INFO] [stdout] test permutation::tests::test_apply_slice_in_place_inv ... ok
[INFO] [stdout] test permutation::tests::test_apply_slice_inv ... ok
[INFO] [stdout] test permutation::tests::test_cycle_composition_both_orders ... ok
[INFO] [stdout] test permutation::tests::test_compose ... ok
[INFO] [stdout] test permutation::tests::test_cycle_composition_properties ... ok
[INFO] [stdout] test permutation::tests::test_cycle_to_transpositions ... ok
[INFO] [stdout] test permutation::tests::test_default_order ... ok
[INFO] [stdout] test permutation::tests::test_disjoint_cycles_order_invariant ... ok
[INFO] [stdout] test permutation::tests::test_from_mappings_complex ... ok
[INFO] [stdout] test permutation::tests::test_is_identity ... ok
[INFO] [stdout] test permutation::tests::test_iter_slice ... ok
[INFO] [stdout] test permutation::tests::test_from_mappings_user_example ... ok
[INFO] [stdout] test permutation::tests::test_from_cycles ... ok
[INFO] [stdout] test half_edge::tests::extracting_network ... ok
[INFO] [stdout] test permutation::tests::test_iter_slice_concrete_type_properties ... ok
[INFO] [stdout] test permutation::tests::test_iter_slice_inv ... ok
[INFO] [stdout] test permutation::tests::test_iter_slice_inv_concrete_type_properties ... ok
[INFO] [stdout] test permutation::tests::test_myrvold_ruskey_rank1 ... ok
[INFO] [stdout] test parser::test::underlying_alignment ... ok
[INFO] [stdout] test permutation::tests::test_permute_double_triangle ... ok
[INFO] [stdout] test permutation::tests::test_permute_graph ... ok
[INFO] [stdout] test permutation::tests::test_find_cycles ... ok
[INFO] [stdout] test permutation::tests::test_myrvold_ruskey_rank2 ... ok
[INFO] [stdout] test permutation::tests::test_from_disjoint_cycles ... ok
[INFO] [stdout] test permutation::tests::test_permute_graph_double_edges ... ok
[INFO] [stdout] test permutation::tests::test_from_cycles_ordered ... ok
[INFO] [stdout] test permutation::tests::test_from_mappings ... ok
[INFO] [stdout] test permutation::tests::test_pow ... ok
[INFO] [stdout] test permutation::tests::test_sort ... ok
[INFO] [stdout] test permutation::tests::test_sort_inverse ... ok
[INFO] [stdout] test permutation::tests::test_validate_with_sort ... ok
[INFO] [stdout] test tree::child_pointer::test::create ... ok
[INFO] [stdout] test permutation::tests::triple_loop_two_nodes ... ok
[INFO] [stdout] test tree::child_vec::test::swap ... ok
[INFO] [stdout] test tree::parent_pointer::test::reroot ... ok
[INFO] [stdout] test union_find::test::test_path_compression ... ok
[INFO] [stdout] test parser::test::orientations ... ok
[INFO] [stdout] test permutation::tests::test_sign ... ok
[INFO] [stdout] test permutation::tests::test_apply_in_place_same_as_ref ... ok
[INFO] [stdout] test permutation::tests::test_transpositions ... ok
[INFO] [stdout] test union_find::test::test_basic_union_find ... ok
[INFO] [stdout] test drawing::test::helix ... FAILED
[INFO] [stdout] test permutation::tests::test_iter_slice_panic_map_idx_out_of_bounds - should panic ... ok
[INFO] [stdout] test half_edge::test_graphs::test_complete_5 ... ok
[INFO] [stdout] test permutation::tests::test_iter_slice_panic_too_short - should panic ... ok
[INFO] [stdout] test half_edge::tests::petersen ... ok
[INFO] [stdout] test half_edge::tests::flower_snark has been running for over 60 seconds
[INFO] [stdout] test half_edge::tests::flower_snark ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- drawing::test::helix stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'drawing::test::helix' (16) panicked at src/drawing.rs:88:51:
[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:     0x5d593bd0970a - std[ec4e911328de40a6]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5d593bd0970a - std[ec4e911328de40a6]::backtrace_rs::backtrace::trace_unsynchronized::<std[ec4e911328de40a6]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5d593bd0970a - std[ec4e911328de40a6]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5d593bd0970a - <<std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a96a4c5c53f902a3]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5d593bd2080a - <core[a96a4c5c53f902a3]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5d593bd2080a - core[a96a4c5c53f902a3]::fmt::write
[INFO] [stdout]    6:     0x5d593bd0e372 - std[ec4e911328de40a6]::io::default_write_fmt::<alloc[c960326de6de28e6]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5d593bd0e372 - <alloc[c960326de6de28e6]::vec::Vec<u8> as std[ec4e911328de40a6]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5d593bce5d5f - <std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5d593bce5d5f - std[ec4e911328de40a6]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5d593bd00e89 - std[ec4e911328de40a6]::panicking::default_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5d593ba7cc4c - <alloc[c960326de6de28e6]::boxed::Box<dyn for<'a, 'b> core[a96a4c5c53f902a3]::ops::function::Fn<(&'a std[ec4e911328de40a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[a96a4c5c53f902a3]::marker::Sync + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::Fn<(&std[ec4e911328de40a6]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x5d593ba7cc4c - test[30c43f9fd66fea90]::test_main_with_exit_callback::<test[30c43f9fd66fea90]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5d593bd01042 - <alloc[c960326de6de28e6]::boxed::Box<dyn for<'a, 'b> core[a96a4c5c53f902a3]::ops::function::Fn<(&'a std[ec4e911328de40a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[a96a4c5c53f902a3]::marker::Sync + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::Fn<(&std[ec4e911328de40a6]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x5d593bd01042 - std[ec4e911328de40a6]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5d593bce5e18 - std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5d593bcdd399 - std[ec4e911328de40a6]::sys::backtrace::__rust_end_short_backtrace::<std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5d593bce6bcd - __rustc[aa69f48705c57ca8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5d593bd20fcc - core[a96a4c5c53f902a3]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5d593bd20d42 - core[a96a4c5c53f902a3]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x5d593b8582b9 - <core[a96a4c5c53f902a3]::result::Result<std[ec4e911328de40a6]::fs::File, std[ec4e911328de40a6]::io::error::Error>>::unwrap
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x5d593b8582b9 - linnet[ce1ed521b0702f84]::drawing::test::helix
[INFO] [stdout]                                at /opt/rustwide/workdir/src/drawing.rs:88:51
[INFO] [stdout]   22:     0x5d593b82ba77 - linnet[ce1ed521b0702f84]::drawing::test::helix::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/drawing.rs:35:15
[INFO] [stdout]   23:     0x5d593b9c09c6 - <linnet[ce1ed521b0702f84]::drawing::test::helix::{closure#0} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5d593ba70d2b - <fn() -> core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5d593ba70d2b - test[30c43f9fd66fea90]::__rust_begin_short_backtrace::<core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>, fn() -> core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5d593ba7d71b - test[30c43f9fd66fea90]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5d593ba7d71b - <core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   28:     0x5d593ba7d71b - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>, core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x5d593ba7d71b - std[ec4e911328de40a6]::panicking::catch_unwind::<core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>, core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5d593ba7d71b - std[ec4e911328de40a6]::panic::catch_unwind::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>, core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5d593ba7d71b - test[30c43f9fd66fea90]::run_test_in_process
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5d593ba7d71b - test[30c43f9fd66fea90]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5d593ba78e34 - test[30c43f9fd66fea90]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5d593ba78e34 - std[ec4e911328de40a6]::sys::backtrace::__rust_begin_short_backtrace::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5d593ba80322 - std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x5d593ba80322 - <core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   37:     0x5d593ba80322 - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x5d593ba80322 - std[ec4e911328de40a6]::panicking::catch_unwind::<(), core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5d593ba80322 - std[ec4e911328de40a6]::panic::catch_unwind::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5d593ba80322 - std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x5d593ba80322 - <std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5d593bd087cf - <alloc[c960326de6de28e6]::boxed::Box<dyn core[a96a4c5c53f902a3]::ops::function::FnOnce<(), Output = ()> + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   43:     0x5d593bd087cf - <std[ec4e911328de40a6]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   44:     0x73e9da394aa4 - <unknown>
[INFO] [stdout]   45:     0x73e9da421a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     drawing::test::helix
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 126 passed; 1 failed; 1 ignored; 0 measured; 0 filtered out; finished in 138.73s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "71b12f4b75bb8ba3c3157a438917ee965e2dd06f348f57cf076875a4e70f95a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71b12f4b75bb8ba3c3157a438917ee965e2dd06f348f57cf076875a4e70f95a5", kill_on_drop: false }`
[INFO] [stdout] 71b12f4b75bb8ba3c3157a438917ee965e2dd06f348f57cf076875a4e70f95a5
