Nov 29 18:00:24.525 INFO checking slotbaer/chronow against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 29 18:00:24.526 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-7/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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 29 18:00:24.704 INFO [stdout] b1b009e37b8f1677085f9d3738b47838f996083d6c4b76036ab6249a0c3ad4dd
Nov 29 18:00:24.716 INFO running `"docker" "start" "-a" "b1b009e37b8f1677085f9d3738b47838f996083d6c4b76036ab6249a0c3ad4dd"`
Nov 29 18:00:25.805 INFO [stderr] usermod: no changes
Nov 29 18:00:25.874 INFO [stderr]     Checking chrono v0.4.0
Nov 29 18:00:27.944 INFO [stderr]     Checking chronow v0.1.0 (/source)
Nov 29 18:00:28.411 INFO [stderr] warning: variable does not need to be mutable
Nov 29 18:00:28.411 INFO [stderr]   --> src/groups.rs:53:18
Nov 29 18:00:28.411 INFO [stderr]    |
Nov 29 18:00:28.411 INFO [stderr] 53 | pub fn add_it_is(mut set: & mut HashSet<Group>) -> () {
Nov 29 18:00:28.411 INFO [stderr]    |                  ----^^^
Nov 29 18:00:28.411 INFO [stderr]    |                  |
Nov 29 18:00:28.411 INFO [stderr]    |                  help: remove this `mut`
Nov 29 18:00:28.411 INFO [stderr]    |
Nov 29 18:00:28.411 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 18:00:28.411 INFO [stderr] 
Nov 29 18:00:28.415 INFO [stderr] warning: variable does not need to be mutable
Nov 29 18:00:28.415 INFO [stderr]   --> src/time_to_groups.rs:73:24
Nov 29 18:00:28.415 INFO [stderr]    |
Nov 29 18:00:28.415 INFO [stderr] 73 | fn minute_before_after(mut set: & mut HashSet<Group>, m: Group, ba: Group) -> ()  {
Nov 29 18:00:28.415 INFO [stderr]    |                        ----^^^
Nov 29 18:00:28.415 INFO [stderr]    |                        |
Nov 29 18:00:28.415 INFO [stderr]    |                        help: remove this `mut`
Nov 29 18:00:28.415 INFO [stderr] 
Nov 29 18:00:28.415 INFO [stderr] warning: variable does not need to be mutable
Nov 29 18:00:28.415 INFO [stderr]   --> src/time_to_groups.rs:79:18
Nov 29 18:00:28.415 INFO [stderr]    |
Nov 29 18:00:28.415 INFO [stderr] 79 | fn minute_before(mut set: & mut HashSet<Group>, m: Group) -> () {
Nov 29 18:00:28.415 INFO [stderr]    |                  ----^^^
Nov 29 18:00:28.415 INFO [stderr]    |                  |
Nov 29 18:00:28.415 INFO [stderr]    |                  help: remove this `mut`
Nov 29 18:00:28.415 INFO [stderr] 
Nov 29 18:00:28.415 INFO [stderr] warning: variable does not need to be mutable
Nov 29 18:00:28.415 INFO [stderr]   --> src/time_to_groups.rs:84:17
Nov 29 18:00:28.415 INFO [stderr]    |
Nov 29 18:00:28.415 INFO [stderr] 84 | fn minute_after(mut set: & mut HashSet<Group>, m: Group) -> () {
Nov 29 18:00:28.415 INFO [stderr]    |                 ----^^^
Nov 29 18:00:28.415 INFO [stderr]    |                 |
Nov 29 18:00:28.415 INFO [stderr]    |                 help: remove this `mut`
Nov 29 18:00:28.415 INFO [stderr] 
Nov 29 18:00:28.415 INFO [stderr] warning: variable does not need to be mutable
Nov 29 18:00:28.415 INFO [stderr]   --> src/time_to_groups.rs:89:19
Nov 29 18:00:28.415 INFO [stderr]    |
Nov 29 18:00:28.415 INFO [stderr] 89 | fn minute_ba_half(mut set: & mut HashSet<Group>, ba: Group) -> () {
Nov 29 18:00:28.415 INFO [stderr]    |                   ----^^^
Nov 29 18:00:28.415 INFO [stderr]    |                   |
Nov 29 18:00:28.415 INFO [stderr]    |                   help: remove this `mut`
Nov 29 18:00:28.415 INFO [stderr] 
Nov 29 18:00:28.418 INFO [stderr] warning: constant item is never used: `MINUTES_THREEQUARTER`
Nov 29 18:00:28.418 INFO [stderr]   --> src/groups.rs:30:1
Nov 29 18:00:28.418 INFO [stderr]    |
Nov 29 18:00:28.418 INFO [stderr] 30 | pub const MINUTES_THREEQUARTER: Group = Group { base: 22, length: 11};
Nov 29 18:00:28.419 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 18:00:28.419 INFO [stderr]    |
Nov 29 18:00:28.419 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 29 18:00:28.419 INFO [stderr] 
Nov 29 18:00:28.419 INFO [stderr] warning: function is never used: `get_it_is`
Nov 29 18:00:28.419 INFO [stderr]   --> src/groups.rs:48:1
Nov 29 18:00:28.419 INFO [stderr]    |
Nov 29 18:00:28.419 INFO [stderr] 48 | pub fn get_it_is() -> HashSet<Group> {
Nov 29 18:00:28.419 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 18:00:28.419 INFO [stderr] 
Nov 29 18:00:28.419 INFO [stderr] warning: function is never used: `remove_it_is`
Nov 29 18:00:28.419 INFO [stderr]   --> src/groups.rs:58:1
Nov 29 18:00:28.419 INFO [stderr]    |
Nov 29 18:00:28.419 INFO [stderr] 58 | pub fn remove_it_is(set: & mut HashSet<Group>) -> () {
Nov 29 18:00:28.419 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 18:00:28.419 INFO [stderr] 
Nov 29 18:00:28.419 INFO [stderr] warning: method is never used: `set_it_is`
Nov 29 18:00:28.419 INFO [stderr]   --> src/state.rs:52:5
Nov 29 18:00:28.419 INFO [stderr]    |
Nov 29 18:00:28.419 INFO [stderr] 52 |     pub fn set_it_is(mut self, is_it_on: bool) -> () {
Nov 29 18:00:28.419 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 18:00:28.419 INFO [stderr] 
Nov 29 18:00:28.603 INFO [stderr] warning: variable does not need to be mutable
Nov 29 18:00:28.603 INFO [stderr]   --> src/groups.rs:53:18
Nov 29 18:00:28.603 INFO [stderr]    |
Nov 29 18:00:28.603 INFO [stderr] 53 | pub fn add_it_is(mut set: & mut HashSet<Group>) -> () {
Nov 29 18:00:28.603 INFO [stderr]    |                  ----^^^
Nov 29 18:00:28.603 INFO [stderr]    |                  |
Nov 29 18:00:28.603 INFO [stderr]    |                  help: remove this `mut`
Nov 29 18:00:28.603 INFO [stderr]    |
Nov 29 18:00:28.603 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 18:00:28.603 INFO [stderr] 
Nov 29 18:00:28.609 INFO [stderr] warning: variable does not need to be mutable
Nov 29 18:00:28.609 INFO [stderr]   --> src/time_to_groups.rs:73:24
Nov 29 18:00:28.609 INFO [stderr]    |
Nov 29 18:00:28.609 INFO [stderr] 73 | fn minute_before_after(mut set: & mut HashSet<Group>, m: Group, ba: Group) -> ()  {
Nov 29 18:00:28.609 INFO [stderr]    |                        ----^^^
Nov 29 18:00:28.609 INFO [stderr]    |                        |
Nov 29 18:00:28.609 INFO [stderr]    |                        help: remove this `mut`
Nov 29 18:00:28.609 INFO [stderr] 
Nov 29 18:00:28.609 INFO [stderr] warning: variable does not need to be mutable
Nov 29 18:00:28.609 INFO [stderr]   --> src/time_to_groups.rs:79:18
Nov 29 18:00:28.609 INFO [stderr]    |
Nov 29 18:00:28.609 INFO [stderr] 79 | fn minute_before(mut set: & mut HashSet<Group>, m: Group) -> () {
Nov 29 18:00:28.609 INFO [stderr]    |                  ----^^^
Nov 29 18:00:28.609 INFO [stderr]    |                  |
Nov 29 18:00:28.609 INFO [stderr]    |                  help: remove this `mut`
Nov 29 18:00:28.609 INFO [stderr] 
Nov 29 18:00:28.609 INFO [stderr] warning: variable does not need to be mutable
Nov 29 18:00:28.610 INFO [stderr]   --> src/time_to_groups.rs:84:17
Nov 29 18:00:28.610 INFO [stderr]    |
Nov 29 18:00:28.610 INFO [stderr] 84 | fn minute_after(mut set: & mut HashSet<Group>, m: Group) -> () {
Nov 29 18:00:28.610 INFO [stderr]    |                 ----^^^
Nov 29 18:00:28.610 INFO [stderr]    |                 |
Nov 29 18:00:28.610 INFO [stderr]    |                 help: remove this `mut`
Nov 29 18:00:28.610 INFO [stderr] 
Nov 29 18:00:28.610 INFO [stderr] warning: variable does not need to be mutable
Nov 29 18:00:28.610 INFO [stderr]   --> src/time_to_groups.rs:89:19
Nov 29 18:00:28.610 INFO [stderr]    |
Nov 29 18:00:28.610 INFO [stderr] 89 | fn minute_ba_half(mut set: & mut HashSet<Group>, ba: Group) -> () {
Nov 29 18:00:28.610 INFO [stderr]    |                   ----^^^
Nov 29 18:00:28.610 INFO [stderr]    |                   |
Nov 29 18:00:28.611 INFO [stderr]    |                   help: remove this `mut`
Nov 29 18:00:28.611 INFO [stderr] 
Nov 29 18:00:28.612 INFO [stderr] warning: constant item is never used: `MINUTES_THREEQUARTER`
Nov 29 18:00:28.612 INFO [stderr]   --> src/groups.rs:30:1
Nov 29 18:00:28.612 INFO [stderr]    |
Nov 29 18:00:28.612 INFO [stderr] 30 | pub const MINUTES_THREEQUARTER: Group = Group { base: 22, length: 11};
Nov 29 18:00:28.612 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 18:00:28.612 INFO [stderr]    |
Nov 29 18:00:28.612 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 29 18:00:28.612 INFO [stderr] 
Nov 29 18:00:28.612 INFO [stderr] warning: function is never used: `get_it_is`
Nov 29 18:00:28.613 INFO [stderr]   --> src/groups.rs:48:1
Nov 29 18:00:28.613 INFO [stderr]    |
Nov 29 18:00:28.613 INFO [stderr] 48 | pub fn get_it_is() -> HashSet<Group> {
Nov 29 18:00:28.613 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 18:00:28.613 INFO [stderr] 
Nov 29 18:00:28.613 INFO [stderr] warning: function is never used: `remove_it_is`
Nov 29 18:00:28.613 INFO [stderr]   --> src/groups.rs:58:1
Nov 29 18:00:28.613 INFO [stderr]    |
Nov 29 18:00:28.613 INFO [stderr] 58 | pub fn remove_it_is(set: & mut HashSet<Group>) -> () {
Nov 29 18:00:28.613 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 18:00:28.613 INFO [stderr] 
Nov 29 18:00:28.613 INFO [stderr] warning: method is never used: `set_it_is`
Nov 29 18:00:28.613 INFO [stderr]   --> src/state.rs:52:5
Nov 29 18:00:28.613 INFO [stderr]    |
Nov 29 18:00:28.613 INFO [stderr] 52 |     pub fn set_it_is(mut self, is_it_on: bool) -> () {
Nov 29 18:00:28.613 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 18:00:28.613 INFO [stderr] 
Nov 29 18:00:28.626 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.79s
Nov 29 18:00:28.629 INFO [stderr] su: No module specific data is present
Nov 29 18:00:29.294 INFO running `"docker" "inspect" "b1b009e37b8f1677085f9d3738b47838f996083d6c4b76036ab6249a0c3ad4dd"`
Nov 29 18:00:29.553 INFO running `"docker" "rm" "-f" "b1b009e37b8f1677085f9d3738b47838f996083d6c4b76036ab6249a0c3ad4dd"`
Nov 29 18:00:29.864 INFO [stdout] b1b009e37b8f1677085f9d3738b47838f996083d6c4b76036ab6249a0c3ad4dd