[INFO] fetching crate liblbfgs 0.0.16... [INFO] checking liblbfgs-0.0.16 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] extracting crate liblbfgs 0.0.16 into /workspace/builds/worker-13/source [INFO] validating manifest of crates.io crate liblbfgs 0.0.16 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", 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-13/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" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 46e9c22673f615c79eed1166f55aee48722e7c40c8f7c6be8610058df03af4e0 [INFO] running `Command { std: "docker" "start" "-a" "46e9c22673f615c79eed1166f55aee48722e7c40c8f7c6be8610058df03af4e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "46e9c22673f615c79eed1166f55aee48722e7c40c8f7c6be8610058df03af4e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "46e9c22673f615c79eed1166f55aee48722e7c40c8f7c6be8610058df03af4e0", kill_on_drop: false }` [INFO] [stdout] 46e9c22673f615c79eed1166f55aee48722e7c40c8f7c6be8610058df03af4e0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1220ddc324a109e013f171da829fda62e8e4ff1ed8c61b50bf2f6d8ab8d3ef6b [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" "1220ddc324a109e013f171da829fda62e8e4ff1ed8c61b50bf2f6d8ab8d3ef6b", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling const_fn v0.4.3 [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling serde_json v1.0.59 [INFO] [stderr] Compiling syn v1.0.48 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking vecfx v0.1.2 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling crossbeam-utils v0.8.0 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Checking liblbfgs v0.0.16 (/opt/rustwide/workdir) [INFO] [stderr] Checking csv-core v0.1.10 [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] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking rand_xoshiro v0.1.0 [INFO] [stdout] warning: field is never read: `pf` [INFO] [stdout] --> src/lbfgs.rs:867:5 [INFO] [stdout] | [INFO] [stdout] 867 | pf: Vec, [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 num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking crossbeam-epoch v0.9.0 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking criterion-plot v0.3.1 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking bstr v0.2.14 [INFO] [stderr] Checking csv v1.1.4 [INFO] [stderr] Checking tinytemplate v1.1.0 [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: 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: 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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::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: field is never read: `pf` [INFO] [stdout] --> src/lbfgs.rs:867:5 [INFO] [stdout] | [INFO] [stdout] 867 | pf: Vec, [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 48.32s [INFO] running `Command { std: "docker" "inspect" "1220ddc324a109e013f171da829fda62e8e4ff1ed8c61b50bf2f6d8ab8d3ef6b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1220ddc324a109e013f171da829fda62e8e4ff1ed8c61b50bf2f6d8ab8d3ef6b", kill_on_drop: false }` [INFO] [stdout] 1220ddc324a109e013f171da829fda62e8e4ff1ed8c61b50bf2f6d8ab8d3ef6b