[INFO] crate heme 0.3.1 is already in cache
[INFO] extracting crate heme 0.3.1 into work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/reg/heme/0.3.1
[INFO] extracting crate heme 0.3.1 into work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/reg/heme/0.3.1
[INFO] validating manifest of heme-0.3.1 on toolchain master#d99a320cba42f661aebfa1293b7b2ec3603dda75
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of heme-0.3.1 on toolchain try#e70472fc501b855c9080f3772432c10fe20b8866
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing heme-0.3.1
[INFO] finished frobbing heme-0.3.1
[INFO] frobbed toml for heme-0.3.1 written to work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/reg/heme/0.3.1/Cargo.toml
[INFO] started frobbing heme-0.3.1
[INFO] finished frobbing heme-0.3.1
[INFO] frobbed toml for heme-0.3.1 written to work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/reg/heme/0.3.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking heme-0.3.1 against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/reg/heme/0.3.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 3a40b7c06634886581ec3fa35c5c09c9897dba35fc595be5cf12e6f8ef339f7e
[INFO] running `"docker" "start" "-a" "3a40b7c06634886581ec3fa35c5c09c9897dba35fc595be5cf12e6f8ef339f7e"`
[INFO] [stderr]     Checking heme v0.3.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/sampling.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::HashMap; 
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `protocol_name`
[INFO] [stderr]   --> src/sampling.rs:20:21
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub fn get_protocol(protocol_name: &str) -> Protocol {
[INFO] [stderr]    |                     ^^^^^^^^^^^^^ help: consider using `_protocol_name` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a1`
[INFO] [stderr]   --> src/scoring.rs:24:39
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub fn calculate_lennard_jones_energy(a1: &Atom, a2: &Atom, r: f64) -> f64 {
[INFO] [stderr]    |                                       ^^ help: consider using `_a1` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a2`
[INFO] [stderr]   --> src/scoring.rs:24:50
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub fn calculate_lennard_jones_energy(a1: &Atom, a2: &Atom, r: f64) -> f64 {
[INFO] [stderr]    |                                                  ^^ help: consider using `_a2` instead
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `atoms`
[INFO] [stderr]   --> src/conformation.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     atoms: Vec<Atom>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `residue_name`
[INFO] [stderr]   --> src/conformation.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 53 |     residue_name: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `residue_index`
[INFO] [stderr]   --> src/conformation.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |     residue_index: i32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/sampling.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::HashMap; 
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `protocol_name`
[INFO] [stderr]   --> src/sampling.rs:20:21
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub fn get_protocol(protocol_name: &str) -> Protocol {
[INFO] [stderr]    |                     ^^^^^^^^^^^^^ help: consider using `_protocol_name` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a1`
[INFO] [stderr]   --> src/scoring.rs:24:39
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub fn calculate_lennard_jones_energy(a1: &Atom, a2: &Atom, r: f64) -> f64 {
[INFO] [stderr]    |                                       ^^ help: consider using `_a1` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a2`
[INFO] [stderr]   --> src/scoring.rs:24:50
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub fn calculate_lennard_jones_energy(a1: &Atom, a2: &Atom, r: f64) -> f64 {
[INFO] [stderr]    |                                                  ^^ help: consider using `_a2` instead
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `atoms`
[INFO] [stderr]   --> src/conformation.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     atoms: Vec<Atom>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `residue_name`
[INFO] [stderr]   --> src/conformation.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 53 |     residue_name: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `residue_index`
[INFO] [stderr]   --> src/conformation.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |     residue_index: i32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `H` should have a snake case name such as `h`
[INFO] [stderr]    --> src/io.rs:152:9
[INFO] [stderr]     |
[INFO] [stderr] 152 | /         fn H(l: &f64) -> f64 {
[INFO] [stderr] 153 | |
[INFO] [stderr] 154 | |             // bounds of N choose lN
[INFO] [stderr] 155 | |             // can be found by 2^(n*H(l))
[INFO] [stderr] ...   |
[INFO] [stderr] 161 | |             l.ln() - value * value.ln()
[INFO] [stderr] 162 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `"docker" "inspect" "3a40b7c06634886581ec3fa35c5c09c9897dba35fc595be5cf12e6f8ef339f7e"`
[INFO] running `"docker" "rm" "-f" "3a40b7c06634886581ec3fa35c5c09c9897dba35fc595be5cf12e6f8ef339f7e"`
[INFO] [stdout] 3a40b7c06634886581ec3fa35c5c09c9897dba35fc595be5cf12e6f8ef339f7e