[INFO] fetching crate hyperbolic_graph_generator 0.1.3...
[INFO] testing hyperbolic_graph_generator-0.1.3 against 1.75.0 for beta-1.76-1
[INFO] extracting crate hyperbolic_graph_generator 0.1.3 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate hyperbolic_graph_generator 0.1.3 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hyperbolic_graph_generator 0.1.3
[INFO] finished tweaking crates.io crate hyperbolic_graph_generator 0.1.3
[INFO] tweaked toml for crates.io crate hyperbolic_graph_generator 0.1.3 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded c_vec v1.0.12
[INFO] [stderr]   Downloaded GSL v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a5138df7dbac205139233d8c3d7c2c03d6ddc9586ef6d0337b85591c39a81c0
[INFO] running `Command { std: "docker" "start" "-a" "5a5138df7dbac205139233d8c3d7c2c03d6ddc9586ef6d0337b85591c39a81c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a5138df7dbac205139233d8c3d7c2c03d6ddc9586ef6d0337b85591c39a81c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a5138df7dbac205139233d8c3d7c2c03d6ddc9586ef6d0337b85591c39a81c0", kill_on_drop: false }`
[INFO] [stdout] 5a5138df7dbac205139233d8c3d7c2c03d6ddc9586ef6d0337b85591c39a81c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1813a0203d446b9ec48514268faa6aa8bafeb4013bcaa4c61ab3d95b7221e56
[INFO] running `Command { std: "docker" "start" "-a" "a1813a0203d446b9ec48514268faa6aa8bafeb4013bcaa4c61ab3d95b7221e56", kill_on_drop: false }`
[INFO] [stderr]    Compiling c_vec v1.0.12
[INFO] [stderr]    Compiling GSL v1.1.0
[INFO] [stderr]    Compiling hyperbolic_graph_generator v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::hg_debug::*`
[INFO] [stdout]   --> src/hg_math.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | use crate::hg_debug::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::hg_debug::*`
[INFO] [stdout]   --> src/hg_gen_algorithms.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | use crate::hg_debug::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hg_utils.rs:66:60
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub fn hg_uniform_radial_coordinate(radius: f64, rnd: &mut FnMut() -> f64) -> f64 {
[INFO] [stdout]    |                                                            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub fn hg_uniform_radial_coordinate(radius: f64, rnd: &mut dyn FnMut() -> f64) -> f64 {
[INFO] [stdout]    |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hg_utils.rs:87:78
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub fn hg_quasi_uniform_radial_coordinate(radius: f64, alpha: f64, rnd: &mut FnMut() -> f64) -> f64 {
[INFO] [stdout]    |                                                                              ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub fn hg_quasi_uniform_radial_coordinate(radius: f64, alpha: f64, rnd: &mut dyn FnMut() -> f64) -> f64 {
[INFO] [stdout]    |                                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hg_utils.rs:106:48
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub fn hg_uniform_angular_coordinate(rnd: &mut FnMut() -> f64) -> f64 {
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub fn hg_uniform_angular_coordinate(rnd: &mut dyn FnMut() -> f64) -> f64 {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hg_gen_algorithms.rs:66:22
[INFO] [stdout]    |
[INFO] [stdout] 66 |         rnd_01: &mut FnMut() -> f64) {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 66 |         rnd_01: &mut dyn FnMut() -> f64) {
[INFO] [stdout]    |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hg_gen_algorithms.rs:172:22
[INFO] [stdout]     |
[INFO] [stdout] 172 |         rnd_01: &mut FnMut() -> f64,
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 172 |         rnd_01: &mut dyn FnMut() -> f64,
[INFO] [stdout]     |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hg_gen_algorithms.rs:246:22
[INFO] [stdout]     |
[INFO] [stdout] 246 |         rnd_01: &mut FnMut() -> f64,
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 246 |         rnd_01: &mut dyn FnMut() -> f64,
[INFO] [stdout]     |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hg_gen_algorithms.rs:331:22
[INFO] [stdout]     |
[INFO] [stdout] 331 |         rnd_01: &mut FnMut() -> f64,
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 331 |         rnd_01: &mut dyn FnMut() -> f64,
[INFO] [stdout]     |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hg_gen_algorithms.rs:405:22
[INFO] [stdout]     |
[INFO] [stdout] 405 |         rnd_01: &mut FnMut() -> f64,
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 405 |         rnd_01: &mut dyn FnMut() -> f64,
[INFO] [stdout]     |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hg_gen_algorithms.rs:455:22
[INFO] [stdout]     |
[INFO] [stdout] 455 |         rnd_01: &mut FnMut() -> f64,
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 455 |         rnd_01: &mut dyn FnMut() -> f64,
[INFO] [stdout]     |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hg_gen_algorithms.rs:520:22
[INFO] [stdout]     |
[INFO] [stdout] 520 |         rnd_01: &mut FnMut() -> f64,
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 520 |         rnd_01: &mut dyn FnMut() -> f64,
[INFO] [stdout]     |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hg_uniform_radial_coordinate` is never used
[INFO] [stdout]   --> src/hg_utils.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub fn hg_uniform_radial_coordinate(radius: f64, rnd: &mut FnMut() -> f64) -> f64 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::hg_debug::*`
[INFO] [stdout]   --> src/hg_math.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | use crate::hg_debug::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::hg_debug::*`
[INFO] [stdout]   --> src/hg_gen_algorithms.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | use crate::hg_debug::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hg_utils.rs:66:60
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub fn hg_uniform_radial_coordinate(radius: f64, rnd: &mut FnMut() -> f64) -> f64 {
[INFO] [stdout]    |                                                            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub fn hg_uniform_radial_coordinate(radius: f64, rnd: &mut dyn FnMut() -> f64) -> f64 {
[INFO] [stdout]    |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hg_utils.rs:87:78
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub fn hg_quasi_uniform_radial_coordinate(radius: f64, alpha: f64, rnd: &mut FnMut() -> f64) -> f64 {
[INFO] [stdout]    |                                                                              ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub fn hg_quasi_uniform_radial_coordinate(radius: f64, alpha: f64, rnd: &mut dyn FnMut() -> f64) -> f64 {
[INFO] [stdout]    |                                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hg_utils.rs:106:48
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub fn hg_uniform_angular_coordinate(rnd: &mut FnMut() -> f64) -> f64 {
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub fn hg_uniform_angular_coordinate(rnd: &mut dyn FnMut() -> f64) -> f64 {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hg_gen_algorithms.rs:66:22
[INFO] [stdout]    |
[INFO] [stdout] 66 |         rnd_01: &mut FnMut() -> f64) {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 66 |         rnd_01: &mut dyn FnMut() -> f64) {
[INFO] [stdout]    |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hg_gen_algorithms.rs:172:22
[INFO] [stdout]     |
[INFO] [stdout] 172 |         rnd_01: &mut FnMut() -> f64,
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 172 |         rnd_01: &mut dyn FnMut() -> f64,
[INFO] [stdout]     |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hg_gen_algorithms.rs:246:22
[INFO] [stdout]     |
[INFO] [stdout] 246 |         rnd_01: &mut FnMut() -> f64,
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 246 |         rnd_01: &mut dyn FnMut() -> f64,
[INFO] [stdout]     |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hg_gen_algorithms.rs:331:22
[INFO] [stdout]     |
[INFO] [stdout] 331 |         rnd_01: &mut FnMut() -> f64,
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 331 |         rnd_01: &mut dyn FnMut() -> f64,
[INFO] [stdout]     |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hg_gen_algorithms.rs:405:22
[INFO] [stdout]     |
[INFO] [stdout] 405 |         rnd_01: &mut FnMut() -> f64,
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 405 |         rnd_01: &mut dyn FnMut() -> f64,
[INFO] [stdout]     |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hg_gen_algorithms.rs:455:22
[INFO] [stdout]     |
[INFO] [stdout] 455 |         rnd_01: &mut FnMut() -> f64,
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 455 |         rnd_01: &mut dyn FnMut() -> f64,
[INFO] [stdout]     |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hg_gen_algorithms.rs:520:22
[INFO] [stdout]     |
[INFO] [stdout] 520 |         rnd_01: &mut FnMut() -> f64,
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 520 |         rnd_01: &mut dyn FnMut() -> f64,
[INFO] [stdout]     |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hg_uniform_radial_coordinate` is never used
[INFO] [stdout]   --> src/hg_utils.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub fn hg_uniform_radial_coordinate(radius: f64, rnd: &mut FnMut() -> f64) -> f64 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hg_hyperbolic_distance_hyperbolic_rgg_standard` is never used
[INFO] [stdout]    --> src/hg_gen_algorithms.rs:149:8
[INFO] [stdout]     |
[INFO] [stdout] 149 | pub fn hg_hyperbolic_distance_hyperbolic_rgg_standard(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hg_hyperbolic_distance_er` is never used
[INFO] [stdout]    --> src/hg_gen_algorithms.rs:498:8
[INFO] [stdout]     |
[INFO] [stdout] 498 | pub fn hg_hyperbolic_distance_er(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hg_hyperbolic_distance` is never used
[INFO] [stdout]   --> src/hg_graphs_lib.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn hg_hyperbolic_distance(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustc1NWpUd/symbols.o" "/opt/rustwide/target/debug/deps/hyperbolic_graph_generator-e6f3a24ba9721615.hyperbolic_graph_generator.23b60eb5cd2c303b-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/hyperbolic_graph_generator-e6f3a24ba9721615.hyperbolic_graph_generator.23b60eb5cd2c303b-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/hyperbolic_graph_generator-e6f3a24ba9721615.hyperbolic_graph_generator.23b60eb5cd2c303b-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/hyperbolic_graph_generator-e6f3a24ba9721615.hyperbolic_graph_generator.23b60eb5cd2c303b-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/hyperbolic_graph_generator-e6f3a24ba9721615.hyperbolic_graph_generator.23b60eb5cd2c303b-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/hyperbolic_graph_generator-e6f3a24ba9721615.3a1rtgdskcve6itc.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/librgsl-db0a3a90944851ff.rlib" "/opt/rustwide/target/debug/deps/libc_vec-8b1ea8f4a33ede12.rlib" "/opt/rustwide/target/debug/deps/liblibc-f01c1240f7c859d0.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-90f6ddbf82de36ec.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-480c41e9d4e1f677.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-db744c0ca03eed1d.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-8ba652dc7d4b285a.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d5f4520a9ebc0d58.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-4ad84de58f0cb463.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-0d10aae2e0f38735.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-0c17cff739e6745b.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-b29e17139dde1aa8.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-1f975299829cc7bd.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-86bae3bc3079f89b.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-321b82c30dffdf5f.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-3dd8a6810a0bdfef.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-eb39a61c0c879984.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-aa769569f91c3548.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-510a192a50a983ed.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-0577018320f99037.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-193cf992125ccd4c.rlib" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-8e138eaf26ebb4a8.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/hyperbolic_graph_generator-e6f3a24ba9721615" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/hyperbolic_graph_generator-e6f3a24ba9721615.hyperbolic_graph_generator.23b60eb5cd2c303b-cgu.3.rcgu.o: in function `rgsl::types::monte_carlo::MiserMonteCarlo::integrate':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/GSL-1.1.0/src/types/monte_carlo.rs:262: undefined reference to `gsl_monte_miser_integrate'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/librgsl-db0a3a90944851ff.rlib(rgsl-db0a3a90944851ff.rgsl.af939e079a15afdb-cgu.2.rcgu.o): in function `rgsl::types::rng::algorithms::mt19937':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/GSL-1.1.0/src/types/rng.rs:386: undefined reference to `gsl_rng_mt19937'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/librgsl-db0a3a90944851ff.rlib(rgsl-db0a3a90944851ff.rgsl.af939e079a15afdb-cgu.5.rcgu.o): in function `rgsl::types::monte_carlo::MiserMonteCarlo::new':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/GSL-1.1.0/src/types/monte_carlo.rs:219: undefined reference to `gsl_monte_miser_alloc'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/librgsl-db0a3a90944851ff.rlib(rgsl-db0a3a90944851ff.rgsl.af939e079a15afdb-cgu.5.rcgu.o): in function `<rgsl::types::monte_carlo::MiserMonteCarlo as core::ops::drop::Drop>::drop':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/GSL-1.1.0/src/types/monte_carlo.rs:306: undefined reference to `gsl_monte_miser_free'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/librgsl-db0a3a90944851ff.rlib(rgsl-db0a3a90944851ff.rgsl.af939e079a15afdb-cgu.6.rcgu.o): in function `rgsl::types::rng::Rng::new':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/GSL-1.1.0/src/types/rng.rs:93: undefined reference to `gsl_rng_alloc'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/librgsl-db0a3a90944851ff.rlib(rgsl-db0a3a90944851ff.rgsl.af939e079a15afdb-cgu.6.rcgu.o): in function `rgsl::types::rng::Rng::set':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/GSL-1.1.0/src/types/rng.rs:112: undefined reference to `gsl_rng_set'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/librgsl-db0a3a90944851ff.rlib(rgsl-db0a3a90944851ff.rgsl.af939e079a15afdb-cgu.6.rcgu.o): in function `rgsl::types::rng::Rng::uniform':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/GSL-1.1.0/src/types/rng.rs:125: undefined reference to `gsl_rng_uniform'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/librgsl-db0a3a90944851ff.rlib(rgsl-db0a3a90944851ff.rgsl.af939e079a15afdb-cgu.6.rcgu.o): in function `<rgsl::types::rng::Rng as core::ops::drop::Drop>::drop':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/GSL-1.1.0/src/types/rng.rs:215: undefined reference to `gsl_rng_free'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/librgsl-db0a3a90944851ff.rlib(rgsl-db0a3a90944851ff.rgsl.af939e079a15afdb-cgu.6.rcgu.o): in function `rgsl::types::rng::RngType::env_setup':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/GSL-1.1.0/src/types/rng.rs:327: undefined reference to `gsl_rng_env_setup'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/librgsl-db0a3a90944851ff.rlib(rgsl-db0a3a90944851ff.rgsl.af939e079a15afdb-cgu.6.rcgu.o): in function `rgsl::types::rng::default':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/GSL-1.1.0/src/types/rng.rs:358: undefined reference to `gsl_rng_default'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/librgsl-db0a3a90944851ff.rlib(rgsl-db0a3a90944851ff.rgsl.af939e079a15afdb-cgu.7.rcgu.o): in function `rgsl::hypergeometric::hyperg_2F1':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/GSL-1.1.0/src/hypergeometric.rs:100: undefined reference to `gsl_sf_hyperg_2F1'
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout]   = note: some `extern` functions couldn't be found; some native libraries may need to be installed or have their path specified
[INFO] [stdout]   = note: use the `-l` flag to specify native libraries to link
[INFO] [stdout]   = note: use the `cargo:rustc-link-lib` directive to specify the native libraries to link with Cargo (see https://doc.rust-lang.org/cargo/reference/build-scripts.html#cargorustc-link-libkindname)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hyperbolic_graph_generator` (bin "hyperbolic_graph_generator") due to 2 previous errors; 16 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "a1813a0203d446b9ec48514268faa6aa8bafeb4013bcaa4c61ab3d95b7221e56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1813a0203d446b9ec48514268faa6aa8bafeb4013bcaa4c61ab3d95b7221e56", kill_on_drop: false }`
[INFO] [stdout] a1813a0203d446b9ec48514268faa6aa8bafeb4013bcaa4c61ab3d95b7221e56
