[INFO] fetching crate liblbfgs 0.0.16... [INFO] checking liblbfgs-0.0.16 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] extracting crate liblbfgs 0.0.16 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate liblbfgs 0.0.16 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "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-12/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded vecfx v0.1.2 [INFO] [stderr] Downloaded csv v1.1.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 97beb4becfa50cdbce37774238b5bff018444141454b1960e39944177589c6a8 [INFO] running `Command { std: "docker" "start" "-a" "97beb4becfa50cdbce37774238b5bff018444141454b1960e39944177589c6a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "97beb4becfa50cdbce37774238b5bff018444141454b1960e39944177589c6a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "97beb4becfa50cdbce37774238b5bff018444141454b1960e39944177589c6a8", kill_on_drop: false }` [INFO] [stdout] 97beb4becfa50cdbce37774238b5bff018444141454b1960e39944177589c6a8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 321ebaefe8afd25257849463dfb042dafecf2fe98fc1636d29b6f1f85d948db5 [INFO] running `Command { std: "docker" "start" "-a" "321ebaefe8afd25257849463dfb042dafecf2fe98fc1636d29b6f1f85d948db5", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling const_fn v0.4.3 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling serde_json v1.0.59 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling syn v1.0.48 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling anyhow v1.0.34 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking vecfx v0.1.2 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking ryu v1.0.5 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_os v0.1.3 [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 clap v2.33.3 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking liblbfgs v0.0.16 (/opt/rustwide/workdir) [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] Checking regex-automata v0.1.9 [INFO] [stderr] Checking rand_xoshiro v0.1.0 [INFO] [stderr] Checking criterion-plot v0.3.1 [INFO] [stderr] Compiling quote v1.0.7 [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 crossbeam-epoch v0.9.0 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking rayon-core v1.9.0 [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] --> 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: `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: `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: 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: 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 18.72s [INFO] running `Command { std: "docker" "inspect" "321ebaefe8afd25257849463dfb042dafecf2fe98fc1636d29b6f1f85d948db5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "321ebaefe8afd25257849463dfb042dafecf2fe98fc1636d29b6f1f85d948db5", kill_on_drop: false }` [INFO] [stdout] 321ebaefe8afd25257849463dfb042dafecf2fe98fc1636d29b6f1f85d948db5