[INFO] fetching crate liblbfgs 0.0.16...
[INFO] checking liblbfgs-0.0.16 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate liblbfgs 0.0.16 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate liblbfgs 0.0.16 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate liblbfgs 0.0.16
[INFO] finished tweaking crates.io crate liblbfgs 0.0.16
[INFO] tweaked toml for crates.io crate liblbfgs 0.0.16 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate liblbfgs 0.0.16 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded vecfx v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a350b4a7cb6fdfc9eabd7174405b45c32958bab120985bfa185275499582bc6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9a350b4a7cb6fdfc9eabd7174405b45c32958bab120985bfa185275499582bc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a350b4a7cb6fdfc9eabd7174405b45c32958bab120985bfa185275499582bc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a350b4a7cb6fdfc9eabd7174405b45c32958bab120985bfa185275499582bc6", kill_on_drop: false }`
[INFO] [stdout] 9a350b4a7cb6fdfc9eabd7174405b45c32958bab120985bfa185275499582bc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b5d4d2b2264e998bae3d78c49f5f7a7a0b538a50b663e3efb8c7c6561d6bf53
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2b5d4d2b2264e998bae3d78c49f5f7a7a0b538a50b663e3efb8c7c6561d6bf53", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling anyhow v1.0.34
[INFO] [stderr]     Checking vecfx v0.1.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]     Checking liblbfgs v0.0.16 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stdout] warning: unused import: `crate::math::*`
[INFO] [stdout]    --> src/line.rs:243:5
[INFO] [stdout]     |
[INFO] [stdout] 243 | use crate::math::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pf`
[INFO] [stdout]    --> src/lbfgs.rs:867:5
[INFO] [stdout]     |
[INFO] [stdout] 867 |     pf: Vec<f64>,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `satisfying_max_gnorm`
[INFO] [stdout]     --> src/lbfgs.rs:1190:4
[INFO] [stdout]      |
[INFO] [stdout] 1190 | fn satisfying_max_gnorm(prgr: &Progress, max_gnorm: f64) -> bool {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `satisfying_delta`
[INFO] [stdout]     --> src/lbfgs.rs:1206:4
[INFO] [stdout]      |
[INFO] [stdout] 1206 | fn satisfying_delta<'a>(prgr: &Progress, pf: &'a mut [f64], delta: f64) -> bool {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking crossbeam-utils v0.8.0
[INFO] [stderr]     Checking csv v1.1.4
[INFO] [stderr]     Checking crossbeam-epoch v0.9.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stdout] warning: unused import: `Progress`
[INFO] [stdout]   --> examples/lj.rs:68:27
[INFO] [stdout]    |
[INFO] [stdout] 68 |     use liblbfgs::{lbfgs, Progress};
[INFO] [stdout]    |                           ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/lj.rs:69:9
[INFO] [stdout]    |
[INFO] [stdout] 69 |     let mut lj = LennardJones::default();
[INFO] [stdout]    |         ----^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> examples/lj.rs:112:5
[INFO] [stdout]     |
[INFO] [stdout] 112 | /     lbfgs().minimize(
[INFO] [stdout] 113 | |         &mut positions,
[INFO] [stdout] 114 | |         |x: &[f64], gx: &mut [f64]| {
[INFO] [stdout] 115 | |             let energy = lj.evaluate(x.as_3d(), gx.as_mut_3d());
[INFO] [stdout] ...   |
[INFO] [stdout] 127 | |         },
[INFO] [stdout] 128 | |     );
[INFO] [stdout]     | |______^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Progress`
[INFO] [stdout]   --> tests/rosenbrock.rs:25:63
[INFO] [stdout]    |
[INFO] [stdout] 25 |     use liblbfgs::{default_evaluate, default_progress, lbfgs, Progress};
[INFO] [stdout]    |                                                               ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::*`
[INFO] [stdout]    --> src/line.rs:243:5
[INFO] [stdout]     |
[INFO] [stdout] 243 | use crate::math::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pf`
[INFO] [stdout]    --> src/lbfgs.rs:867:5
[INFO] [stdout]     |
[INFO] [stdout] 867 |     pf: Vec<f64>,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `satisfying_max_gnorm`
[INFO] [stdout]     --> src/lbfgs.rs:1190:4
[INFO] [stdout]      |
[INFO] [stdout] 1190 | fn satisfying_max_gnorm(prgr: &Progress, max_gnorm: f64) -> bool {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `satisfying_delta`
[INFO] [stdout]     --> src/lbfgs.rs:1206:4
[INFO] [stdout]      |
[INFO] [stdout] 1206 | fn satisfying_delta<'a>(prgr: &Progress, pf: &'a mut [f64], delta: f64) -> bool {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.99s
[INFO] running `Command { std: "docker" "inspect" "2b5d4d2b2264e998bae3d78c49f5f7a7a0b538a50b663e3efb8c7c6561d6bf53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b5d4d2b2264e998bae3d78c49f5f7a7a0b538a50b663e3efb8c7c6561d6bf53", kill_on_drop: false }`
[INFO] [stdout] 2b5d4d2b2264e998bae3d78c49f5f7a7a0b538a50b663e3efb8c7c6561d6bf53
