[INFO] fetching crate orbweaver 0.18.2...
[INFO] testing orbweaver-0.18.2 against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681
[INFO] extracting crate orbweaver 0.18.2 into /workspace/builds/worker-1-tc2/source
[INFO] removed /workspace/builds/worker-1-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate orbweaver 0.18.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate orbweaver 0.18.2
[INFO] tweaked toml for crates.io crate orbweaver 0.18.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate orbweaver 0.18.2 on toolchain db823df02fd0c2cf67b43025ac3fef3f2d743245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 136 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.5.1 (available: v0.8.1)
[INFO] [stderr]       Adding ureq v2.12.1 (available: v3.1.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99ca8afa33882efd2b3983cf96dc643d5ac4c7860c6dadf89e1dff32c7a1412d
[INFO] running `Command { std: "docker" "start" "-a" "99ca8afa33882efd2b3983cf96dc643d5ac4c7860c6dadf89e1dff32c7a1412d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99ca8afa33882efd2b3983cf96dc643d5ac4c7860c6dadf89e1dff32c7a1412d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99ca8afa33882efd2b3983cf96dc643d5ac4c7860c6dadf89e1dff32c7a1412d", kill_on_drop: false }`
[INFO] [stdout] 99ca8afa33882efd2b3983cf96dc643d5ac4c7860c6dadf89e1dff32c7a1412d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d36c1e77229d20ac250fbcfab96c72bf41ddc090963ec4e6a896a5afa790951a
[INFO] running `Command { std: "docker" "start" "-a" "d36c1e77229d20ac250fbcfab96c72bf41ddc090963ec4e6a896a5afa790951a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.105
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling orbweaver v0.18.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `initialized_keys` is never used
[INFO] [stdout]   --> src/utils/node_map.rs:91:19
[INFO] [stdout]    |
[INFO] [stdout] 62 | impl NodeMap {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 91 |     pub(crate) fn initialized_keys(&self) -> Vec<Sym> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.57s
[INFO] running `Command { std: "docker" "inspect" "d36c1e77229d20ac250fbcfab96c72bf41ddc090963ec4e6a896a5afa790951a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d36c1e77229d20ac250fbcfab96c72bf41ddc090963ec4e6a896a5afa790951a", kill_on_drop: false }`
[INFO] [stdout] d36c1e77229d20ac250fbcfab96c72bf41ddc090963ec4e6a896a5afa790951a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 643dfa60fc45ca45e9ad8d598fdf7164d272d7b382441054444795e5613bdc11
[INFO] running `Command { std: "docker" "start" "-a" "643dfa60fc45ca45e9ad8d598fdf7164d272d7b382441054444795e5613bdc11", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling zerocopy v0.8.33
[INFO] [stderr]    Compiling rustls-pki-types v1.13.2
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling zerocopy-derive v0.8.33
[INFO] [stderr]    Compiling rustls v0.23.36
[INFO] [stderr]    Compiling clap_builder v4.5.54
[INFO] [stderr]    Compiling is-terminal v0.4.17
[INFO] [stderr]    Compiling ntest_timeout v0.9.5
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling webpki-roots v1.0.5
[INFO] [stderr]    Compiling webpki-roots v0.26.11
[INFO] [stderr]    Compiling clap v4.5.54
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling orbweaver v0.18.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling rustls-webpki v0.103.8
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stdout] warning: method `initialized_keys` is never used
[INFO] [stdout]   --> src/utils/node_map.rs:91:19
[INFO] [stdout]    |
[INFO] [stdout] 62 | impl NodeMap {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 91 |     pub(crate) fn initialized_keys(&self) -> Vec<Sym> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ureq v2.12.1
[INFO] [stdout] warning: method `initialized_keys` is never used
[INFO] [stdout]   --> src/utils/node_map.rs:91:19
[INFO] [stdout]    |
[INFO] [stdout] 62 | impl NodeMap {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 91 |     pub(crate) fn initialized_keys(&self) -> Vec<Sym> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/directed/acyclic/topological_sort.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |         builder.add_path(["Hello", "World"]);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let _ = builder.add_path(["Hello", "World"]);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/directed/acyclic/topological_sort.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 73 |         builder.add_path(["Hello", "Everybody", "Andrés"]);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 73 |         let _ = builder.add_path(["Hello", "Everybody", "Andrés"]);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/directed/acyclic/topological_sort.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 74 |         builder.add_path(["Hello", "Everybody", "Andrea"]);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 74 |         let _ = builder.add_path(["Hello", "Everybody", "Andrea"]);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/directed/acyclic/mod.rs:191:9
[INFO] [stdout]     |
[INFO] [stdout] 191 |         builder.add_path(["0", "111", "222", "333", "444", "4"]);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 191 |         let _ = builder.add_path(["0", "111", "222", "333", "444", "4"]);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/directed/acyclic/mod.rs:192:9
[INFO] [stdout]     |
[INFO] [stdout] 192 |         builder.add_path(["0", "999", "4"]);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 192 |         let _ = builder.add_path(["0", "999", "4"]);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/directed/acyclic/mod.rs:193:9
[INFO] [stdout]     |
[INFO] [stdout] 193 |         builder.add_path(["0", "1", "2", "3", "4"]);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let _ = builder.add_path(["0", "1", "2", "3", "4"]);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/directed/acyclic/mod.rs:194:9
[INFO] [stdout]     |
[INFO] [stdout] 194 |         builder.add_path(["0", "4"]);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 194 |         let _ = builder.add_path(["0", "4"]);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/utils/node_set.rs:131:9
[INFO] [stdout]     |
[INFO] [stdout] 131 |         builder.add_path(["0", "1", "2", "3", "4"]);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 131 |         let _ = builder.add_path(["0", "1", "2", "3", "4"]);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/utils/node_set.rs:132:9
[INFO] [stdout]     |
[INFO] [stdout] 132 |         builder.add_path(["0", "4"]);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 132 |         let _ = builder.add_path(["0", "4"]);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 21.00s
[INFO] running `Command { std: "docker" "inspect" "643dfa60fc45ca45e9ad8d598fdf7164d272d7b382441054444795e5613bdc11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "643dfa60fc45ca45e9ad8d598fdf7164d272d7b382441054444795e5613bdc11", kill_on_drop: false }`
[INFO] [stdout] 643dfa60fc45ca45e9ad8d598fdf7164d272d7b382441054444795e5613bdc11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3433039ac83b79d0eea2879cd64c0307ba92abe032765699918dd2909f737adc
[INFO] running `Command { std: "docker" "start" "-a" "3433039ac83b79d0eea2879cd64c0307ba92abe032765699918dd2909f737adc", kill_on_drop: false }`
[INFO] [stderr] warning: method `initialized_keys` is never used
[INFO] [stderr]   --> src/utils/node_map.rs:91:19
[INFO] [stderr]    |
[INFO] [stderr] 62 | impl NodeMap {
[INFO] [stderr]    | ------------ method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 91 |     pub(crate) fn initialized_keys(&self) -> Vec<Sym> {
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `orbweaver` (lib) generated 1 warning
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/directed/acyclic/topological_sort.rs:72:9
[INFO] [stderr]    |
[INFO] [stderr] 72 |         builder.add_path(["Hello", "World"]);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 72 |         let _ = builder.add_path(["Hello", "World"]);
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/directed/acyclic/topological_sort.rs:73:9
[INFO] [stderr]    |
[INFO] [stderr] 73 |         builder.add_path(["Hello", "Everybody", "Andrés"]);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 73 |         let _ = builder.add_path(["Hello", "Everybody", "Andrés"]);
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/directed/acyclic/topological_sort.rs:74:9
[INFO] [stderr]    |
[INFO] [stderr] 74 |         builder.add_path(["Hello", "Everybody", "Andrea"]);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 74 |         let _ = builder.add_path(["Hello", "Everybody", "Andrea"]);
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/directed/acyclic/mod.rs:191:9
[INFO] [stderr]     |
[INFO] [stderr] 191 |         builder.add_path(["0", "111", "222", "333", "444", "4"]);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 191 |         let _ = builder.add_path(["0", "111", "222", "333", "444", "4"]);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/directed/acyclic/mod.rs:192:9
[INFO] [stderr]     |
[INFO] [stderr] 192 |         builder.add_path(["0", "999", "4"]);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 192 |         let _ = builder.add_path(["0", "999", "4"]);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/directed/acyclic/mod.rs:193:9
[INFO] [stderr]     |
[INFO] [stderr] 193 |         builder.add_path(["0", "1", "2", "3", "4"]);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 193 |         let _ = builder.add_path(["0", "1", "2", "3", "4"]);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/directed/acyclic/mod.rs:194:9
[INFO] [stderr]     |
[INFO] [stderr] 194 |         builder.add_path(["0", "4"]);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 194 |         let _ = builder.add_path(["0", "4"]);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/utils/node_set.rs:131:9
[INFO] [stderr]     |
[INFO] [stderr] 131 |         builder.add_path(["0", "1", "2", "3", "4"]);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 131 |         let _ = builder.add_path(["0", "1", "2", "3", "4"]);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/utils/node_set.rs:132:9
[INFO] [stderr]     |
[INFO] [stderr] 132 |         builder.add_path(["0", "4"]);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 132 |         let _ = builder.add_path(["0", "4"]);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `orbweaver` (lib test) generated 10 warnings (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/orbweaver-0fa38aa56775939b)
[INFO] [stdout] 
[INFO] [stdout] running 46 tests
[INFO] [stdout] test directed::tests::dg_builder_add_edge ... ok
[INFO] [stdout] test directed::tests::dg_builder_add_path ... ok
[INFO] [stdout] test directed::tests::dg_find_path_one_to_many_non_existent_target ... ok
[INFO] [stdout] test directed::tests::dg_find_path_one_to_many_empty_targets ... ok
[INFO] [stdout] test directed::acyclic::tests::test_find_path_no_paths ... ok
[INFO] [stdout] test directed::acyclic::topological_sort::tests::test_topologically_sort_non_acyclic ... ok
[INFO] [stdout] test directed::acyclic::topological_sort::tests::test_topologically_sort_paths ... ok
[INFO] [stdout] test directed::acyclic::topological_sort::tests::test_topologically_sort ... ok
[INFO] [stdout] test directed::tests::dg_find_path_one_to_many ... ok
[INFO] [stdout] test directed::tests::dg_find_path_one_to_many_disconnected_graph ... ok
[INFO] [stdout] test directed::tests::dg_find_path_one_to_many_many_paths ... ok
[INFO] [stdout] test directed::tests::dg_find_path_one_to_many_multiple_paths_same_target ... ok
[INFO] [stdout] test directed::tests::dg_find_least_common_parents ... ok
[INFO] [stdout] test directed::tests::dg_find_path_one_to_many_duplicate_targets ... ok
[INFO] [stdout] test directed::tests::dg_find_path ... ok
[INFO] [stdout] test directed::tests::dg_find_path_one_to_many_source_equals_target ... ok
[INFO] [stdout] test directed::acyclic::tests::test_find_path_many_paths ... ok
[INFO] [stdout] test directed::acyclic::tests::test_find_all_paths_many_paths ... ok
[INFO] [stdout] test directed::tests::dg_find_path_one_to_many_target_ordering ... ok
[INFO] [stdout] test directed::tests::dg_get_parents ... ok
[INFO] [stdout] test directed::acyclic::tests::test_find_path_simple ... ok
[INFO] [stdout] test directed::tests::dg_get_roots_over ... ok
[INFO] [stdout] test directed::tests::dg_get_all_leaves ... ok
[INFO] [stdout] test directed::tests::dg_subset ... ok
[INFO] [stdout] test directed::tests::dg_find_path_one_to_many_self_loop ... ok
[INFO] [stdout] test directed::tests::dg_find_path_one_to_many_with_cycle ... ok
[INFO] [stdout] test directed::tests::dg_has_parents ... ok
[INFO] [stdout] test directed::tests::dg_get_children ... ok
[INFO] [stdout] test directed::tests::dg_get_leaves_under ... ok
[INFO] [stdout] test directed::tests::dg_has_children ... ok
[INFO] [stdout] test directed::tests::dg_subset_multi_many_nodes_single_roots ... ok
[INFO] [stdout] test directed::tests::dg_subset_multi_with_limit_disjoint_graphs ... ok
[INFO] [stdout] test directed::tests::dg_subset_multi_many_nodes_all_roots ... ok
[INFO] [stdout] test directed::tests::dg_find_path_one_to_many_overlapping_paths ... ok
[INFO] [stdout] test directed::tests::dg_subset_multi_with_limit_missing_root ... ok
[INFO] [stdout] test directed::tests::dg_subset_multi_with_limit_single_root ... ok
[INFO] [stdout] test directed::tests::dg_subset_multi_with_limit_exceeding_depth ... ok
[INFO] [stdout] test utils::interner::tests::can_access_after_move ... ok
[INFO] [stdout] test directed::tests::dg_subset_multi_with_limit_multiple_roots ... ok
[INFO] [stdout] test directed::tests::dg_subset_multi_with_limit_cycle ... ok
[INFO] [stdout] test directed::tests::test_find_all_paths_many_paths ... ok
[INFO] [stdout] test utils::interner::tests::can_build_interner ... ok
[INFO] [stdout] test directed::tests::dg_subset_multi_single_node ... ok
[INFO] [stdout] test utils::node_set::tests::test_serialize_nodevec ... ok
[INFO] [stdout] test readwrite::tests::directed_acyclic_from_and_to_binary ... ok
[INFO] [stdout] test readwrite::tests::directed_from_and_to_binary ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 46 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/find_path_on_to_many_stall_bug.rs (/opt/rustwide/target/debug/deps/find_path_on_to_many_stall_bug-95904d760e3e76c2)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test find_path_on_to_many_does_not_stall ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- find_path_on_to_many_does_not_stall stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread '<unnamed>' (89) panicked at tests/find_path_on_to_many_stall_bug.rs:11:14:
[INFO] [stdout] Unable to read find_path_on_to_many_error.txt: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x62a43cf149b2 - std[3f03f8b59f91bef1]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x62a43cf149b2 - std[3f03f8b59f91bef1]::backtrace_rs::backtrace::trace_unsynchronized::<std[3f03f8b59f91bef1]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x62a43cf149b2 - std[3f03f8b59f91bef1]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x62a43cf149b2 - <<std[3f03f8b59f91bef1]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[585f66e14d78f9ba]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x62a43cf29a7a - <core[585f66e14d78f9ba]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x62a43cf29a7a - core[585f66e14d78f9ba]::fmt::write
[INFO] [stdout]    6:     0x62a43cf198b6 - std[3f03f8b59f91bef1]::io::default_write_fmt::<alloc[15e7b27aba85d2e2]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x62a43cf198b6 - <alloc[15e7b27aba85d2e2]::vec::Vec<u8> as std[3f03f8b59f91bef1]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x62a43cef2f5f - <std[3f03f8b59f91bef1]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x62a43cef2f5f - std[3f03f8b59f91bef1]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x62a43cf0cc29 - std[3f03f8b59f91bef1]::panicking::default_hook
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x62a43ce4f6de - <alloc[15e7b27aba85d2e2]::boxed::Box<dyn for<'a, 'b> core[585f66e14d78f9ba]::ops::function::Fn<(&'a std[3f03f8b59f91bef1]::panic::PanicHookInfo<'b>,), Output = ()> + core[585f66e14d78f9ba]::marker::Sync + core[585f66e14d78f9ba]::marker::Send> as core[585f66e14d78f9ba]::ops::function::Fn<(&std[3f03f8b59f91bef1]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x62a43ce4f6de - test[30224e0cb089acd2]::test_main_with_exit_callback::<test[30224e0cb089acd2]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x62a43cf0ce92 - <alloc[15e7b27aba85d2e2]::boxed::Box<dyn for<'a, 'b> core[585f66e14d78f9ba]::ops::function::Fn<(&'a std[3f03f8b59f91bef1]::panic::PanicHookInfo<'b>,), Output = ()> + core[585f66e14d78f9ba]::marker::Sync + core[585f66e14d78f9ba]::marker::Send> as core[585f66e14d78f9ba]::ops::function::Fn<(&std[3f03f8b59f91bef1]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x62a43cf0ce92 - std[3f03f8b59f91bef1]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x62a43cef3018 - std[3f03f8b59f91bef1]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x62a43cee81d9 - std[3f03f8b59f91bef1]::sys::backtrace::__rust_end_short_backtrace::<std[3f03f8b59f91bef1]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x62a43cef3e6d - __rustc[caa99d26c7bae192]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x62a43cf2a18c - core[585f66e14d78f9ba]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x62a43cf29f02 - core[585f66e14d78f9ba]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x62a43ce4160e - <core[585f66e14d78f9ba]::result::Result<std[3f03f8b59f91bef1]::fs::File, std[3f03f8b59f91bef1]::io::error::Error>>::expect
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x62a43ce3da83 - find_path_on_to_many_stall_bug[6f502f0646276de8]::get_graph
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/find_path_on_to_many_stall_bug.rs:11:14
[INFO] [stdout]   22:     0x62a43ce3eda6 - find_path_on_to_many_stall_bug[6f502f0646276de8]::find_path_on_to_many_does_not_stall::ntest_callback
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/find_path_on_to_many_stall_bug.rs:28:14
[INFO] [stdout]   23:     0x62a43ce3d7da - find_path_on_to_many_stall_bug[6f502f0646276de8]::find_path_on_to_many_does_not_stall::{closure#0}::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/find_path_on_to_many_stall_bug.rs:26:1
[INFO] [stdout]   24:     0x62a43ce3998e - <find_path_on_to_many_stall_bug[6f502f0646276de8]::find_path_on_to_many_does_not_stall::{closure#0}::{closure#0} as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x62a43ce43916 - <core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<find_path_on_to_many_stall_bug[6f502f0646276de8]::find_path_on_to_many_does_not_stall::{closure#0}::{closure#0}> as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   26:     0x62a43ce3d382 - std[3f03f8b59f91bef1]::panicking::catch_unwind::do_call::<core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<find_path_on_to_many_stall_bug[6f502f0646276de8]::find_path_on_to_many_does_not_stall::{closure#0}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:581:40
[INFO] [stdout]   27:     0x62a43ce3cf3b - __rust_try
[INFO] [stdout]   28:     0x62a43ce3a576 - std[3f03f8b59f91bef1]::panicking::catch_unwind::<(), core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<find_path_on_to_many_stall_bug[6f502f0646276de8]::find_path_on_to_many_does_not_stall::{closure#0}::{closure#0}>>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x62a43ce3a576 - std[3f03f8b59f91bef1]::panic::catch_unwind::<core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<find_path_on_to_many_stall_bug[6f502f0646276de8]::find_path_on_to_many_does_not_stall::{closure#0}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x62a43ce3d953 - find_path_on_to_many_stall_bug[6f502f0646276de8]::find_path_on_to_many_does_not_stall::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/find_path_on_to_many_stall_bug.rs:26:1
[INFO] [stdout]   31:     0x62a43ce33783 - std[3f03f8b59f91bef1]::sys::backtrace::__rust_begin_short_backtrace::<find_path_on_to_many_stall_bug[6f502f0646276de8]::find_path_on_to_many_does_not_stall::{closure#0}, ()>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   32:     0x62a43ce31c1b - std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked::<find_path_on_to_many_stall_bug[6f502f0646276de8]::find_path_on_to_many_does_not_stall::{closure#0}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   33:     0x62a43ce43900 - <core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<find_path_on_to_many_stall_bug[6f502f0646276de8]::find_path_on_to_many_does_not_stall::{closure#0}, ()>::{closure#1}::{closure#0}> as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   34:     0x62a43ce3d366 - std[3f03f8b59f91bef1]::panicking::catch_unwind::do_call::<core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<find_path_on_to_many_stall_bug[6f502f0646276de8]::find_path_on_to_many_does_not_stall::{closure#0}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:581:40
[INFO] [stdout]   35:     0x62a43ce329eb - __rust_try
[INFO] [stdout]   36:     0x62a43ce31883 - std[3f03f8b59f91bef1]::panicking::catch_unwind::<(), core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<find_path_on_to_many_stall_bug[6f502f0646276de8]::find_path_on_to_many_does_not_stall::{closure#0}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:544:19
[INFO] [stdout]   37:     0x62a43ce31883 - std[3f03f8b59f91bef1]::panic::catch_unwind::<core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<find_path_on_to_many_stall_bug[6f502f0646276de8]::find_path_on_to_many_does_not_stall::{closure#0}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panic.rs:359:14
[INFO] [stdout]   38:     0x62a43ce31883 - std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked::<find_path_on_to_many_stall_bug[6f502f0646276de8]::find_path_on_to_many_does_not_stall::{closure#0}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   39:     0x62a43ce37fde - <std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<find_path_on_to_many_stall_bug[6f502f0646276de8]::find_path_on_to_many_does_not_stall::{closure#0}, ()>::{closure#1} as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   40:     0x62a43cf1424f - <alloc[15e7b27aba85d2e2]::boxed::Box<dyn core[585f66e14d78f9ba]::ops::function::FnOnce<(), Output = ()> + core[585f66e14d78f9ba]::marker::Send> as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   41:     0x62a43cf1424f - <std[3f03f8b59f91bef1]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   42:     0x7eec210d7aa4 - <unknown>
[INFO] [stdout]   43:     0x7eec21164a64 - clone
[INFO] [stdout]   44:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     find_path_on_to_many_does_not_stall
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test find_path_on_to_many_stall_bug`
[INFO] running `Command { std: "docker" "inspect" "3433039ac83b79d0eea2879cd64c0307ba92abe032765699918dd2909f737adc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3433039ac83b79d0eea2879cd64c0307ba92abe032765699918dd2909f737adc", kill_on_drop: false }`
[INFO] [stdout] 3433039ac83b79d0eea2879cd64c0307ba92abe032765699918dd2909f737adc
