Nov 27 20:13:13.099 INFO checking slotbaer/chronow against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 27 20:13:13.099 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-2/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +db42d4dad33013eba11ef37342ad9f614e5652b8-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 27 20:13:13.417 INFO [stdout] 234e6f32dd928d1ad63e0eec2e4babc1035a53354b07d385f92b28ae85356ff9
Nov 27 20:13:13.422 INFO running `"docker" "start" "-a" "234e6f32dd928d1ad63e0eec2e4babc1035a53354b07d385f92b28ae85356ff9"`
Nov 27 20:13:14.279 INFO [stderr] usermod: no changes
Nov 27 20:13:14.362 INFO [stderr]     Checking time v0.1.38
Nov 27 20:13:15.368 INFO [stderr]     Checking chrono v0.4.0
Nov 27 20:13:17.356 INFO [stderr]     Checking chronow v0.1.0 (/source)
Nov 27 20:13:18.097 INFO [stderr] warning: variable does not need to be mutable
Nov 27 20:13:18.097 INFO [stderr]   --> src/groups.rs:53:18
Nov 27 20:13:18.097 INFO [stderr]    |
Nov 27 20:13:18.097 INFO [stderr] 53 | pub fn add_it_is(mut set: & mut HashSet<Group>) -> () {
Nov 27 20:13:18.097 INFO [stderr]    |                  ----^^^
Nov 27 20:13:18.097 INFO [stderr]    |                  |
Nov 27 20:13:18.097 INFO [stderr]    |                  help: remove this `mut`
Nov 27 20:13:18.097 INFO [stderr]    |
Nov 27 20:13:18.097 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 27 20:13:18.097 INFO [stderr] 
Nov 27 20:13:18.123 INFO [stderr] warning: variable does not need to be mutable
Nov 27 20:13:18.123 INFO [stderr]   --> src/time_to_groups.rs:73:24
Nov 27 20:13:18.123 INFO [stderr]    |
Nov 27 20:13:18.123 INFO [stderr] 73 | fn minute_before_after(mut set: & mut HashSet<Group>, m: Group, ba: Group) -> ()  {
Nov 27 20:13:18.123 INFO [stderr]    |                        ----^^^
Nov 27 20:13:18.123 INFO [stderr]    |                        |
Nov 27 20:13:18.123 INFO [stderr]    |                        help: remove this `mut`
Nov 27 20:13:18.123 INFO [stderr] 
Nov 27 20:13:18.124 INFO [stderr] warning: variable does not need to be mutable
Nov 27 20:13:18.124 INFO [stderr]   --> src/time_to_groups.rs:79:18
Nov 27 20:13:18.124 INFO [stderr]    |
Nov 27 20:13:18.124 INFO [stderr] 79 | fn minute_before(mut set: & mut HashSet<Group>, m: Group) -> () {
Nov 27 20:13:18.124 INFO [stderr]    |                  ----^^^
Nov 27 20:13:18.124 INFO [stderr]    |                  |
Nov 27 20:13:18.124 INFO [stderr]    |                  help: remove this `mut`
Nov 27 20:13:18.124 INFO [stderr] 
Nov 27 20:13:18.124 INFO [stderr] warning: variable does not need to be mutable
Nov 27 20:13:18.124 INFO [stderr]   --> src/time_to_groups.rs:84:17
Nov 27 20:13:18.124 INFO [stderr]    |
Nov 27 20:13:18.125 INFO [stderr] 84 | fn minute_after(mut set: & mut HashSet<Group>, m: Group) -> () {
Nov 27 20:13:18.125 INFO [stderr]    |                 ----^^^
Nov 27 20:13:18.125 INFO [stderr]    |                 |
Nov 27 20:13:18.125 INFO [stderr]    |                 help: remove this `mut`
Nov 27 20:13:18.125 INFO [stderr] 
Nov 27 20:13:18.125 INFO [stderr] warning: variable does not need to be mutable
Nov 27 20:13:18.125 INFO [stderr]   --> src/time_to_groups.rs:89:19
Nov 27 20:13:18.125 INFO [stderr]    |
Nov 27 20:13:18.125 INFO [stderr] 89 | fn minute_ba_half(mut set: & mut HashSet<Group>, ba: Group) -> () {
Nov 27 20:13:18.125 INFO [stderr]    |                   ----^^^
Nov 27 20:13:18.125 INFO [stderr]    |                   |
Nov 27 20:13:18.125 INFO [stderr]    |                   help: remove this `mut`
Nov 27 20:13:18.125 INFO [stderr] 
Nov 27 20:13:18.125 INFO [stderr] warning: constant item is never used: `MINUTES_THREEQUARTER`
Nov 27 20:13:18.125 INFO [stderr]   --> src/groups.rs:30:1
Nov 27 20:13:18.125 INFO [stderr]    |
Nov 27 20:13:18.125 INFO [stderr] 30 | pub const MINUTES_THREEQUARTER: Group = Group { base: 22, length: 11};
Nov 27 20:13:18.125 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 20:13:18.125 INFO [stderr]    |
Nov 27 20:13:18.125 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 27 20:13:18.126 INFO [stderr] 
Nov 27 20:13:18.126 INFO [stderr] warning: function is never used: `get_it_is`
Nov 27 20:13:18.126 INFO [stderr]   --> src/groups.rs:48:1
Nov 27 20:13:18.126 INFO [stderr]    |
Nov 27 20:13:18.126 INFO [stderr] 48 | pub fn get_it_is() -> HashSet<Group> {
Nov 27 20:13:18.126 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 20:13:18.126 INFO [stderr] 
Nov 27 20:13:18.126 INFO [stderr] warning: function is never used: `remove_it_is`
Nov 27 20:13:18.126 INFO [stderr]   --> src/groups.rs:58:1
Nov 27 20:13:18.126 INFO [stderr]    |
Nov 27 20:13:18.126 INFO [stderr] 58 | pub fn remove_it_is(set: & mut HashSet<Group>) -> () {
Nov 27 20:13:18.126 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 20:13:18.126 INFO [stderr] 
Nov 27 20:13:18.126 INFO [stderr] warning: method is never used: `set_it_is`
Nov 27 20:13:18.126 INFO [stderr]   --> src/state.rs:52:5
Nov 27 20:13:18.126 INFO [stderr]    |
Nov 27 20:13:18.126 INFO [stderr] 52 |     pub fn set_it_is(mut self, is_it_on: bool) -> () {
Nov 27 20:13:18.126 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 20:13:18.126 INFO [stderr] 
Nov 27 20:13:18.204 INFO [stderr] warning: variable does not need to be mutable
Nov 27 20:13:18.204 INFO [stderr]   --> src/groups.rs:53:18
Nov 27 20:13:18.204 INFO [stderr]    |
Nov 27 20:13:18.204 INFO [stderr] 53 | pub fn add_it_is(mut set: & mut HashSet<Group>) -> () {
Nov 27 20:13:18.204 INFO [stderr]    |                  ----^^^
Nov 27 20:13:18.204 INFO [stderr]    |                  |
Nov 27 20:13:18.204 INFO [stderr]    |                  help: remove this `mut`
Nov 27 20:13:18.204 INFO [stderr]    |
Nov 27 20:13:18.205 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 27 20:13:18.205 INFO [stderr] 
Nov 27 20:13:18.212 INFO [stderr] warning: variable does not need to be mutable
Nov 27 20:13:18.212 INFO [stderr]   --> src/time_to_groups.rs:73:24
Nov 27 20:13:18.212 INFO [stderr]    |
Nov 27 20:13:18.212 INFO [stderr] 73 | fn minute_before_after(mut set: & mut HashSet<Group>, m: Group, ba: Group) -> ()  {
Nov 27 20:13:18.212 INFO [stderr]    |                        ----^^^
Nov 27 20:13:18.212 INFO [stderr]    |                        |
Nov 27 20:13:18.212 INFO [stderr]    |                        help: remove this `mut`
Nov 27 20:13:18.212 INFO [stderr] 
Nov 27 20:13:18.212 INFO [stderr] warning: variable does not need to be mutable
Nov 27 20:13:18.212 INFO [stderr]   --> src/time_to_groups.rs:79:18
Nov 27 20:13:18.212 INFO [stderr]    |
Nov 27 20:13:18.212 INFO [stderr] 79 | fn minute_before(mut set: & mut HashSet<Group>, m: Group) -> () {
Nov 27 20:13:18.212 INFO [stderr]    |                  ----^^^
Nov 27 20:13:18.212 INFO [stderr]    |                  |
Nov 27 20:13:18.212 INFO [stderr]    |                  help: remove this `mut`
Nov 27 20:13:18.212 INFO [stderr] 
Nov 27 20:13:18.212 INFO [stderr] warning: variable does not need to be mutable
Nov 27 20:13:18.212 INFO [stderr]   --> src/time_to_groups.rs:84:17
Nov 27 20:13:18.212 INFO [stderr]    |
Nov 27 20:13:18.212 INFO [stderr] 84 | fn minute_after(mut set: & mut HashSet<Group>, m: Group) -> () {
Nov 27 20:13:18.212 INFO [stderr]    |                 ----^^^
Nov 27 20:13:18.213 INFO [stderr]    |                 |
Nov 27 20:13:18.213 INFO [stderr]    |                 help: remove this `mut`
Nov 27 20:13:18.213 INFO [stderr] 
Nov 27 20:13:18.213 INFO [stderr] warning: variable does not need to be mutable
Nov 27 20:13:18.213 INFO [stderr]   --> src/time_to_groups.rs:89:19
Nov 27 20:13:18.213 INFO [stderr]    |
Nov 27 20:13:18.213 INFO [stderr] 89 | fn minute_ba_half(mut set: & mut HashSet<Group>, ba: Group) -> () {
Nov 27 20:13:18.213 INFO [stderr]    |                   ----^^^
Nov 27 20:13:18.213 INFO [stderr]    |                   |
Nov 27 20:13:18.213 INFO [stderr]    |                   help: remove this `mut`
Nov 27 20:13:18.213 INFO [stderr] 
Nov 27 20:13:18.213 INFO [stderr] warning: constant item is never used: `MINUTES_THREEQUARTER`
Nov 27 20:13:18.213 INFO [stderr]   --> src/groups.rs:30:1
Nov 27 20:13:18.213 INFO [stderr]    |
Nov 27 20:13:18.213 INFO [stderr] 30 | pub const MINUTES_THREEQUARTER: Group = Group { base: 22, length: 11};
Nov 27 20:13:18.213 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 20:13:18.213 INFO [stderr]    |
Nov 27 20:13:18.213 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 27 20:13:18.213 INFO [stderr] 
Nov 27 20:13:18.213 INFO [stderr] warning: function is never used: `get_it_is`
Nov 27 20:13:18.213 INFO [stderr]   --> src/groups.rs:48:1
Nov 27 20:13:18.213 INFO [stderr]    |
Nov 27 20:13:18.213 INFO [stderr] 48 | pub fn get_it_is() -> HashSet<Group> {
Nov 27 20:13:18.213 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 20:13:18.213 INFO [stderr] 
Nov 27 20:13:18.213 INFO [stderr] warning: function is never used: `remove_it_is`
Nov 27 20:13:18.214 INFO [stderr]   --> src/groups.rs:58:1
Nov 27 20:13:18.214 INFO [stderr]    |
Nov 27 20:13:18.214 INFO [stderr] 58 | pub fn remove_it_is(set: & mut HashSet<Group>) -> () {
Nov 27 20:13:18.214 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 20:13:18.214 INFO [stderr] 
Nov 27 20:13:18.214 INFO [stderr] warning: method is never used: `set_it_is`
Nov 27 20:13:18.214 INFO [stderr]   --> src/state.rs:52:5
Nov 27 20:13:18.214 INFO [stderr]    |
Nov 27 20:13:18.214 INFO [stderr] 52 |     pub fn set_it_is(mut self, is_it_on: bool) -> () {
Nov 27 20:13:18.214 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 20:13:18.214 INFO [stderr] 
Nov 27 20:13:18.256 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.95s
Nov 27 20:13:18.260 INFO [stderr] su: No module specific data is present
Nov 27 20:13:19.146 INFO running `"docker" "inspect" "234e6f32dd928d1ad63e0eec2e4babc1035a53354b07d385f92b28ae85356ff9"`
Nov 27 20:13:19.386 INFO running `"docker" "rm" "-f" "234e6f32dd928d1ad63e0eec2e4babc1035a53354b07d385f92b28ae85356ff9"`
Nov 27 20:13:19.660 INFO [stdout] 234e6f32dd928d1ad63e0eec2e4babc1035a53354b07d385f92b28ae85356ff9