[INFO] fetching crate velvet 0.1.0...
[INFO] checking velvet-0.1.0 against beta for pr-78714
[INFO] extracting crate velvet 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate velvet 0.1.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate velvet 0.1.0
[INFO] finished tweaking crates.io crate velvet 0.1.0
[INFO] tweaked toml for crates.io crate velvet 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate velvet 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e00981d0a07ff26de1903950837905685046867ed0563004a670c80f1deb43da
[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" "e00981d0a07ff26de1903950837905685046867ed0563004a670c80f1deb43da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e00981d0a07ff26de1903950837905685046867ed0563004a670c80f1deb43da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e00981d0a07ff26de1903950837905685046867ed0563004a670c80f1deb43da", kill_on_drop: false }`
[INFO] [stdout] e00981d0a07ff26de1903950837905685046867ed0563004a670c80f1deb43da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 027d935a4c7137c608e81875205bd471e94139e7147b8b7e9b7a1c03b8145558
[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" "027d935a4c7137c608e81875205bd471e94139e7147b8b7e9b7a1c03b8145558", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking num-integer v0.1.43
[INFO] [stderr]     Checking num-complex v0.2.4
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]     Checking simba v0.1.5
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking nalgebra v0.21.1
[INFO] [stderr]     Checking velvet v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::energy::EnergyEvaluator`
[INFO] [stdout]  --> src/potential/pair.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::energy::EnergyEvaluator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::force::ForceEvaluator`
[INFO] [stdout]  --> src/potential/pair.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::force::ForceEvaluator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::system::System`
[INFO] [stdout]  --> src/potential/pair.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::system::System;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Dynamic`, `MatrixMN`, `U3`
[INFO] [stdout]  --> src/potential/pair.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 9 | use nalgebra::{Dynamic, MatrixMN, U3};
[INFO] [stdout]   |                ^^^^^^^  ^^^^^^^^  ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `system`
[INFO] [stdout]   --> src/system.rs:13:14
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn propagate(system: &System, potentials: Vec<Potential>) {}
[INFO] [stdout]    |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_system`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `potentials`
[INFO] [stdout]   --> src/system.rs:13:31
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn propagate(system: &System, potentials: Vec<Potential>) {}
[INFO] [stdout]    |                               ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_potentials`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NVE`
[INFO] [stdout]  --> src/ensemble.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     NVE,
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NVT`
[INFO] [stdout]   --> src/ensemble.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     NVT,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NPT`
[INFO] [stdout]   --> src/ensemble.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     NPT,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LennardJones`
[INFO] [stdout]   --> src/potential/pair.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     LennardJones(LennardJones),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Mie`
[INFO] [stdout]   --> src/potential/pair.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     Mie(Mie),
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Morse`
[INFO] [stdout]   --> src/potential/pair.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     Morse(Morse),
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `energy`
[INFO] [stdout]   --> src/potential/pair.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn energy(&self, r: f32) -> f32 {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cutoff`
[INFO] [stdout]   --> src/potential/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     cutoff: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `species`
[INFO] [stdout]   --> src/potential/mod.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     species: Vec<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `timestep`
[INFO] [stdout]  --> src/system.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     timestep: f32,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `n_timesteps`
[INFO] [stdout]  --> src/system.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     n_timesteps: u32,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `n_jobs`
[INFO] [stdout]  --> src/system.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     n_jobs: u32,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ensemble`
[INFO] [stdout]  --> src/system.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     ensemble: Ensemble,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `state`
[INFO] [stdout]   --> src/system.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     state: SimulationState,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `propagate`
[INFO] [stdout]   --> src/system.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn propagate(system: &System, potentials: Vec<Potential>) {}
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::energy::EnergyEvaluator`
[INFO] [stdout]  --> src/potential/pair.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::energy::EnergyEvaluator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::force::ForceEvaluator`
[INFO] [stdout]  --> src/potential/pair.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::force::ForceEvaluator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::system::System`
[INFO] [stdout]  --> src/potential/pair.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::system::System;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Dynamic`, `MatrixMN`, `U3`
[INFO] [stdout]  --> src/potential/pair.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 9 | use nalgebra::{Dynamic, MatrixMN, U3};
[INFO] [stdout]   |                ^^^^^^^  ^^^^^^^^  ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `system`
[INFO] [stdout]   --> src/system.rs:13:14
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn propagate(system: &System, potentials: Vec<Potential>) {}
[INFO] [stdout]    |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_system`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `potentials`
[INFO] [stdout]   --> src/system.rs:13:31
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn propagate(system: &System, potentials: Vec<Potential>) {}
[INFO] [stdout]    |                               ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_potentials`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NVE`
[INFO] [stdout]  --> src/ensemble.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     NVE,
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NVT`
[INFO] [stdout]   --> src/ensemble.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     NVT,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NPT`
[INFO] [stdout]   --> src/ensemble.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     NPT,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LennardJones`
[INFO] [stdout]   --> src/potential/pair.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     LennardJones(LennardJones),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Mie`
[INFO] [stdout]   --> src/potential/pair.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     Mie(Mie),
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Morse`
[INFO] [stdout]   --> src/potential/pair.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     Morse(Morse),
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `energy`
[INFO] [stdout]   --> src/potential/pair.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn energy(&self, r: f32) -> f32 {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cutoff`
[INFO] [stdout]   --> src/potential/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     cutoff: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `species`
[INFO] [stdout]   --> src/potential/mod.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     species: Vec<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `timestep`
[INFO] [stdout]  --> src/system.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     timestep: f32,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `n_timesteps`
[INFO] [stdout]  --> src/system.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     n_timesteps: u32,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `n_jobs`
[INFO] [stdout]  --> src/system.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     n_jobs: u32,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ensemble`
[INFO] [stdout]  --> src/system.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     ensemble: Ensemble,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `state`
[INFO] [stdout]   --> src/system.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     state: SimulationState,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `propagate`
[INFO] [stdout]   --> src/system.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn propagate(system: &System, potentials: Vec<Potential>) {}
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.10s
[INFO] running `Command { std: "docker" "inspect" "027d935a4c7137c608e81875205bd471e94139e7147b8b7e9b7a1c03b8145558", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "027d935a4c7137c608e81875205bd471e94139e7147b8b7e9b7a1c03b8145558", kill_on_drop: false }`
[INFO] [stdout] 027d935a4c7137c608e81875205bd471e94139e7147b8b7e9b7a1c03b8145558