[INFO] updating cached repository https://github.com/Schoyen/vmc
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] eb12820b469ec944e120a8af6e6f639b1244077c
[INFO] checking Schoyen/vmc against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSchoyen%2Fvmc" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Schoyen/vmc on toolchain b61e69433951e31f7bd746e22f516a48ad41623b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Schoyen/vmc
[INFO] finished tweaking git repo https://github.com/Schoyen/vmc
[INFO] tweaked toml for git repo https://github.com/Schoyen/vmc written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Schoyen/vmc already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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" "+b61e69433951e31f7bd746e22f516a48ad41623b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 950c3df15aaacc575843182d4c205dadb6a5bf95158d1172588ff15cc6a423f2
[INFO] running `"docker" "start" "-a" "950c3df15aaacc575843182d4c205dadb6a5bf95158d1172588ff15cc6a423f2"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking vmc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `system::SystemContainer`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use system::SystemContainer;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sampler::Sampler`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use sampler::Sampler;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ho`
[INFO] [stderr]   --> src/main.rs:24:9
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let ho = hamiltonians::harmonic_oscillator::HarmonicOscillator;
[INFO] [stderr]    |         ^^ help: consider prefixing with an underscore: `_ho`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `wavefunction`
[INFO] [stderr]   --> src/hamiltonians/harmonic_oscillator.rs:18:43
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn compute_potential_energy<T>(&self, wavefunction: &T) -> f64
[INFO] [stderr]    |                                           ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_wavefunction`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `move_particle`
[INFO] [stderr]   --> src/particle.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn move_particle(&mut self, step: f64, dim: u8) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `foo`
[INFO] [stderr]  --> src/sampler.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     foo: u32,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `wavefunction`
[INFO] [stderr]   --> src/system.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     wavefunction: T,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `hamiltonian`
[INFO] [stderr]   --> src/system.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     hamiltonian: U,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `sampler`
[INFO] [stderr]   --> src/system.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     sampler: V,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `particles`
[INFO] [stderr]   --> src/system.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     particles: Vec<Particle>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `system::SystemContainer`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use system::SystemContainer;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sampler::Sampler`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use sampler::Sampler;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ho`
[INFO] [stderr]   --> src/main.rs:24:9
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let ho = hamiltonians::harmonic_oscillator::HarmonicOscillator;
[INFO] [stderr]    |         ^^ help: consider prefixing with an underscore: `_ho`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `wavefunction`
[INFO] [stderr]   --> src/hamiltonians/harmonic_oscillator.rs:18:43
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn compute_potential_energy<T>(&self, wavefunction: &T) -> f64
[INFO] [stderr]    |                                           ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_wavefunction`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `move_particle`
[INFO] [stderr]   --> src/particle.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn move_particle(&mut self, step: f64, dim: u8) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `foo`
[INFO] [stderr]  --> src/sampler.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     foo: u32,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `wavefunction`
[INFO] [stderr]   --> src/system.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     wavefunction: T,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `hamiltonian`
[INFO] [stderr]   --> src/system.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     hamiltonian: U,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `sampler`
[INFO] [stderr]   --> src/system.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     sampler: V,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `particles`
[INFO] [stderr]   --> src/system.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     particles: Vec<Particle>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `"docker" "inspect" "950c3df15aaacc575843182d4c205dadb6a5bf95158d1172588ff15cc6a423f2"`
[INFO] running `"docker" "rm" "-f" "950c3df15aaacc575843182d4c205dadb6a5bf95158d1172588ff15cc6a423f2"`
[INFO] [stdout] 950c3df15aaacc575843182d4c205dadb6a5bf95158d1172588ff15cc6a423f2