Dec 19 14:46:54.819 INFO checking jupp0r/preschool-planner against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 14:46:54.819 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/gh/jupp0r/preschool-planner:/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"`
Dec 19 14:46:55.396 INFO [stdout] 4fac0fc9e4bfe48fa356149209dcc06018769db2412634778ab7969672e595bc
Dec 19 14:46:55.398 INFO running `"docker" "start" "-a" "4fac0fc9e4bfe48fa356149209dcc06018769db2412634778ab7969672e595bc"`
Dec 19 14:46:57.688 INFO [stderr]     Checking memchr v2.0.1
Dec 19 14:46:57.688 INFO [stderr]     Checking backtrace-sys v0.1.23
Dec 19 14:46:57.689 INFO [stderr]    Compiling syn v0.14.8
Dec 19 14:46:58.188 INFO [stderr]     Checking backtrace v0.3.9
Dec 19 14:46:58.304 INFO [stderr]     Checking csv-core v0.1.4
Dec 19 14:46:59.444 INFO [stderr]     Checking csv v1.0.0
Dec 19 14:47:11.145 INFO [stderr]    Compiling synstructure v0.9.0
Dec 19 14:47:11.146 INFO [stderr]    Compiling serde_derive v1.0.71
Dec 19 14:47:16.352 INFO [stderr]    Compiling failure_derive v0.1.2
Dec 19 14:47:19.364 INFO [stderr]     Checking failure v0.1.2
Dec 19 14:47:30.524 INFO [stderr]     Checking preschool-planner v0.1.0 (/opt/crater/workdir)
Dec 19 14:47:31.532 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 14:47:31.532 INFO [stderr]  --> src/main.rs:3:1
Dec 19 14:47:31.532 INFO [stderr]   |
Dec 19 14:47:31.532 INFO [stderr] 3 | #[macro_use] extern crate failure;
Dec 19 14:47:31.532 INFO [stderr]   | ^^^^^^^^^^^^
Dec 19 14:47:31.532 INFO [stderr]   |
Dec 19 14:47:31.532 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 14:47:31.532 INFO [stderr] 
Dec 19 14:47:31.640 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 14:47:31.640 INFO [stderr]  --> src/main.rs:3:1
Dec 19 14:47:31.640 INFO [stderr]   |
Dec 19 14:47:31.640 INFO [stderr] 3 | #[macro_use] extern crate failure;
Dec 19 14:47:31.640 INFO [stderr]   | ^^^^^^^^^^^^
Dec 19 14:47:31.640 INFO [stderr]   |
Dec 19 14:47:31.640 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 14:47:31.640 INFO [stderr] 
Dec 19 14:47:32.592 INFO [stderr] warning: unused variable: `input`
Dec 19 14:47:32.592 INFO [stderr]  --> src/fitness.rs:8:24
Dec 19 14:47:32.592 INFO [stderr]   |
Dec 19 14:47:32.592 INFO [stderr] 8 | pub fn compute_fitness(input: &Input, schedule: &Schedule) -> f64 {
Dec 19 14:47:32.592 INFO [stderr]   |                        ^^^^^ help: consider using `_input` instead
Dec 19 14:47:32.596 INFO [stderr]   |
Dec 19 14:47:32.596 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 19 14:47:32.596 INFO [stderr] 
Dec 19 14:47:32.596 INFO [stderr] warning: unused variable: `input`
Dec 19 14:47:32.596 INFO [stderr]  --> src/fitness.rs:8:24
Dec 19 14:47:32.596 INFO [stderr]   |
Dec 19 14:47:32.596 INFO [stderr] 8 | pub fn compute_fitness(input: &Input, schedule: &Schedule) -> f64 {
Dec 19 14:47:32.596 INFO [stderr]   |                        ^^^^^ help: consider using `_input` instead
Dec 19 14:47:32.596 INFO [stderr]   |
Dec 19 14:47:32.596 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 19 14:47:32.596 INFO [stderr] 
Dec 19 14:47:33.004 INFO [stderr] warning: constant item is never used: `ANTIPREFERENCE_COST`
Dec 19 14:47:33.004 INFO [stderr]  --> src/fitness.rs:4:1
Dec 19 14:47:33.004 INFO [stderr]   |
Dec 19 14:47:33.004 INFO [stderr] 4 | const ANTIPREFERENCE_COST: f64 = 1000f64;
Dec 19 14:47:33.005 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 14:47:33.005 INFO [stderr]   |
Dec 19 14:47:33.005 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 14:47:33.005 INFO [stderr] 
Dec 19 14:47:33.005 INFO [stderr] warning: constant item is never used: `NOT_FIRST_PREFERENCE_COST`
Dec 19 14:47:33.005 INFO [stderr]  --> src/fitness.rs:5:1
Dec 19 14:47:33.005 INFO [stderr]   |
Dec 19 14:47:33.005 INFO [stderr] 5 | const NOT_FIRST_PREFERENCE_COST: f64 = 10f64;
Dec 19 14:47:33.005 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 14:47:33.005 INFO [stderr] 
Dec 19 14:47:33.005 INFO [stderr] warning: constant item is never used: `NOT_SECOND_PREFERENCE_COST`
Dec 19 14:47:33.005 INFO [stderr]  --> src/fitness.rs:6:1
Dec 19 14:47:33.005 INFO [stderr]   |
Dec 19 14:47:33.005 INFO [stderr] 6 | const NOT_SECOND_PREFERENCE_COST: f64 = 5f64;
Dec 19 14:47:33.005 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 14:47:33.005 INFO [stderr] 
Dec 19 14:47:33.005 INFO [stderr] warning: function is never used: `compute_fitness`
Dec 19 14:47:33.005 INFO [stderr]  --> src/fitness.rs:8:1
Dec 19 14:47:33.005 INFO [stderr]   |
Dec 19 14:47:33.005 INFO [stderr] 8 | pub fn compute_fitness(input: &Input, schedule: &Schedule) -> f64 {
Dec 19 14:47:33.005 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 14:47:33.005 INFO [stderr] 
Dec 19 14:47:33.005 INFO [stderr] warning: function is never used: `load_from_file`
Dec 19 14:47:33.005 INFO [stderr]   --> src/input.rs:77:1
Dec 19 14:47:33.005 INFO [stderr]    |
Dec 19 14:47:33.005 INFO [stderr] 77 | pub fn load_from_file(path: &str) -> Result<Vec<Record>, Error> {
Dec 19 14:47:33.005 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 14:47:33.005 INFO [stderr] 
Dec 19 14:47:33.005 INFO [stderr] warning: struct is never constructed: `Schedule`
Dec 19 14:47:33.005 INFO [stderr]    --> src/model.rs:118:1
Dec 19 14:47:33.005 INFO [stderr]     |
Dec 19 14:47:33.005 INFO [stderr] 118 | pub struct Schedule {
Dec 19 14:47:33.005 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^
Dec 19 14:47:33.005 INFO [stderr] 
Dec 19 14:47:33.005 INFO [stderr] warning: struct is never constructed: `DaySchedule`
Dec 19 14:47:33.005 INFO [stderr]    --> src/model.rs:126:1
Dec 19 14:47:33.005 INFO [stderr]     |
Dec 19 14:47:33.005 INFO [stderr] 126 | pub struct DaySchedule {
Dec 19 14:47:33.005 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^
Dec 19 14:47:33.005 INFO [stderr] 
Dec 19 14:47:33.067 INFO [stderr] warning: constant item is never used: `ANTIPREFERENCE_COST`
Dec 19 14:47:33.067 INFO [stderr]  --> src/fitness.rs:4:1
Dec 19 14:47:33.067 INFO [stderr]   |
Dec 19 14:47:33.067 INFO [stderr] 4 | const ANTIPREFERENCE_COST: f64 = 1000f64;
Dec 19 14:47:33.067 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 14:47:33.067 INFO [stderr]   |
Dec 19 14:47:33.067 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 14:47:33.067 INFO [stderr] 
Dec 19 14:47:33.067 INFO [stderr] warning: constant item is never used: `NOT_FIRST_PREFERENCE_COST`
Dec 19 14:47:33.067 INFO [stderr]  --> src/fitness.rs:5:1
Dec 19 14:47:33.067 INFO [stderr]   |
Dec 19 14:47:33.067 INFO [stderr] 5 | const NOT_FIRST_PREFERENCE_COST: f64 = 10f64;
Dec 19 14:47:33.067 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 14:47:33.067 INFO [stderr] 
Dec 19 14:47:33.067 INFO [stderr] warning: constant item is never used: `NOT_SECOND_PREFERENCE_COST`
Dec 19 14:47:33.067 INFO [stderr]  --> src/fitness.rs:6:1
Dec 19 14:47:33.067 INFO [stderr]   |
Dec 19 14:47:33.068 INFO [stderr] 6 | const NOT_SECOND_PREFERENCE_COST: f64 = 5f64;
Dec 19 14:47:33.068 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 14:47:33.068 INFO [stderr] 
Dec 19 14:47:33.068 INFO [stderr] warning: function is never used: `compute_fitness`
Dec 19 14:47:33.068 INFO [stderr]  --> src/fitness.rs:8:1
Dec 19 14:47:33.068 INFO [stderr]   |
Dec 19 14:47:33.068 INFO [stderr] 8 | pub fn compute_fitness(input: &Input, schedule: &Schedule) -> f64 {
Dec 19 14:47:33.068 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 14:47:33.068 INFO [stderr] 
Dec 19 14:47:33.068 INFO [stderr] warning: struct is never constructed: `Schedule`
Dec 19 14:47:33.068 INFO [stderr]    --> src/model.rs:118:1
Dec 19 14:47:33.068 INFO [stderr]     |
Dec 19 14:47:33.068 INFO [stderr] 118 | pub struct Schedule {
Dec 19 14:47:33.068 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^
Dec 19 14:47:33.068 INFO [stderr] 
Dec 19 14:47:33.068 INFO [stderr] warning: struct is never constructed: `DaySchedule`
Dec 19 14:47:33.068 INFO [stderr]    --> src/model.rs:126:1
Dec 19 14:47:33.068 INFO [stderr]     |
Dec 19 14:47:33.068 INFO [stderr] 126 | pub struct DaySchedule {
Dec 19 14:47:33.068 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^
Dec 19 14:47:33.068 INFO [stderr] 
Dec 19 14:47:33.093 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.53s
Dec 19 14:47:33.786 INFO running `"docker" "inspect" "4fac0fc9e4bfe48fa356149209dcc06018769db2412634778ab7969672e595bc"`
Dec 19 14:47:34.137 INFO running `"docker" "rm" "-f" "4fac0fc9e4bfe48fa356149209dcc06018769db2412634778ab7969672e595bc"`
Dec 19 14:47:34.544 INFO [stdout] 4fac0fc9e4bfe48fa356149209dcc06018769db2412634778ab7969672e595bc