[INFO] crate liblbfgs 0.0.15 is already in cache
[INFO] checking liblbfgs-0.0.15 against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] extracting crate liblbfgs 0.0.15 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate liblbfgs 0.0.15 on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate liblbfgs 0.0.15
[INFO] finished tweaking crates.io crate liblbfgs 0.0.15
[INFO] tweaked toml for crates.io crate liblbfgs 0.0.15 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate liblbfgs 0.0.15 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 9135f22d0a5fd7364e46a5b3b9abd90fd96bbf828eee1c649e749a4697ccb40d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "9135f22d0a5fd7364e46a5b3b9abd90fd96bbf828eee1c649e749a4697ccb40d"`
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling regex v1.0.6
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking vecfx v0.0.8
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]     Checking log v0.4.5
[INFO] [stderr]     Checking regex-syntax v0.6.3
[INFO] [stderr]     Checking term v0.5.1
[INFO] [stderr]     Checking walkdir v2.2.7
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]     Checking itertools-num v0.1.3
[INFO] [stderr]     Checking approx v0.3.0
[INFO] [stderr]     Checking backtrace-sys v0.1.24
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking liblbfgs v0.0.15 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr] warning: unused import: `crate::math::*`
[INFO] [stderr]    --> src/line.rs:375:5
[INFO] [stderr]     |
[INFO] [stderr] 375 | use crate::math::*;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `satisfying_max_gnorm`
[INFO] [stderr]     --> src/lbfgs.rs:1147:4
[INFO] [stderr]      |
[INFO] [stderr] 1147 | fn satisfying_max_gnorm(prgr: &Progress, max_gnorm: f64) -> bool {
[INFO] [stderr]      |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking csv-core v0.1.4
[INFO] [stderr]     Checking criterion-stats v0.2.5
[INFO] [stderr]     Checking criterion-plot v0.2.5
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]     Checking simplelog v0.5.3
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]     Checking serde_json v1.0.33
[INFO] [stderr]     Checking csv v1.0.2
[INFO] [stderr]     Checking failure v0.1.3
[INFO] [stderr]     Checking handlebars v0.32.4
[INFO] [stderr]     Checking criterion v0.2.5
[INFO] [stderr] warning: unused import: `Progress`
[INFO] [stderr]   --> examples/lj.rs:73:27
[INFO] [stderr]    |
[INFO] [stderr] 73 |     use liblbfgs::{lbfgs, Progress};
[INFO] [stderr]    |                           ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> examples/lj.rs:74:9
[INFO] [stderr]    |
[INFO] [stderr] 74 |     let mut lj = LennardJones::default();
[INFO] [stderr]    |         ----^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> examples/lj.rs:117:5
[INFO] [stderr]     |
[INFO] [stderr] 117 | /     lbfgs().minimize(
[INFO] [stderr] 118 | |         &mut positions,
[INFO] [stderr] 119 | |         |x, gx| {
[INFO] [stderr] 120 | |             let energy = lj.evaluate(x.as_3d(), gx.as_mut_3d());
[INFO] [stderr] ...   |
[INFO] [stderr] 132 | |         },
[INFO] [stderr] 133 | |     );
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::math::*`
[INFO] [stderr]    --> src/line.rs:375:5
[INFO] [stderr]     |
[INFO] [stderr] 375 | use crate::math::*;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Progress`
[INFO] [stderr]   --> tests/rosenbrock.rs:25:63
[INFO] [stderr]    |
[INFO] [stderr] 25 |     use liblbfgs::{default_evaluate, default_progress, lbfgs, Progress};
[INFO] [stderr]    |                                                               ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `satisfying_max_gnorm`
[INFO] [stderr]     --> src/lbfgs.rs:1147:4
[INFO] [stderr]      |
[INFO] [stderr] 1147 | fn satisfying_max_gnorm(prgr: &Progress, max_gnorm: f64) -> bool {
[INFO] [stderr]      |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0107]: wrong number of type arguments: expected 2, found 1
[INFO] [stderr]   --> benches/rosenbrock.rs:20:47
[INFO] [stderr]    |
[INFO] [stderr] 20 | fn evaluate(arr_x: &[f64], gx: &mut [f64]) -> Result<f64> {
[INFO] [stderr]    |                                               ^^^^^^^^^^^ expected 2 type arguments
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0107`.
[INFO] [stderr] error: could not compile `liblbfgs`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "9135f22d0a5fd7364e46a5b3b9abd90fd96bbf828eee1c649e749a4697ccb40d"`
[INFO] running `"docker" "rm" "-f" "9135f22d0a5fd7364e46a5b3b9abd90fd96bbf828eee1c649e749a4697ccb40d"`
[INFO] [stdout] 9135f22d0a5fd7364e46a5b3b9abd90fd96bbf828eee1c649e749a4697ccb40d
