Dec 11 20:08:20.406 INFO checking danzhu/rim against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 20:08:20.406 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-2/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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"`
Dec 11 20:08:20.736 INFO [stdout] fbdf779e8a241b9105625a8908e8540535ca578750deef1ce0fedccdf6e23be6
Dec 11 20:08:20.738 INFO running `"docker" "start" "-a" "fbdf779e8a241b9105625a8908e8540535ca578750deef1ce0fedccdf6e23be6"`
Dec 11 20:08:21.848 INFO [stderr] usermod: no changes
Dec 11 20:08:21.928 INFO [stderr]     Checking rim v0.1.0 (/source)
Dec 11 20:08:23.472 INFO [stderr] warning: method is never used: `iter_mut`
Dec 11 20:08:23.472 INFO [stderr]   --> src/lib/store.rs:41:5
Dec 11 20:08:23.472 INFO [stderr]    |
Dec 11 20:08:23.472 INFO [stderr] 41 |     pub fn iter_mut(&mut self) -> impl Iterator<Item = (usize, &mut T)> {
Dec 11 20:08:23.472 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 20:08:23.472 INFO [stderr]    |
Dec 11 20:08:23.472 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 20:08:23.472 INFO [stderr] 
Dec 11 20:08:23.473 INFO [stderr] warning: method is never used: `has_value`
Dec 11 20:08:23.473 INFO [stderr]    --> src/lib/store.rs:143:5
Dec 11 20:08:23.473 INFO [stderr]     |
Dec 11 20:08:23.473 INFO [stderr] 143 |     fn has_value(&self) -> bool {
Dec 11 20:08:23.473 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 20:08:23.473 INFO [stderr] 
Dec 11 20:08:23.473 INFO [stderr] warning: method is never used: `new`
Dec 11 20:08:23.473 INFO [stderr]   --> src/lib/mod.rs:42:5
Dec 11 20:08:23.473 INFO [stderr]    |
Dec 11 20:08:23.473 INFO [stderr] 42 |     pub fn new() -> Self {
Dec 11 20:08:23.473 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 11 20:08:23.473 INFO [stderr] 
Dec 11 20:08:23.473 INFO [stderr] warning: method is never used: `new`
Dec 11 20:08:23.473 INFO [stderr]   --> src/lib/mod.rs:54:5
Dec 11 20:08:23.473 INFO [stderr]    |
Dec 11 20:08:23.473 INFO [stderr] 54 |     pub fn new() -> Self {
Dec 11 20:08:23.473 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 11 20:08:23.473 INFO [stderr] 
Dec 11 20:08:23.473 INFO [stderr] warning: method is never used: `new`
Dec 11 20:08:23.473 INFO [stderr]   --> src/script/mem.rs:41:5
Dec 11 20:08:23.473 INFO [stderr]    |
Dec 11 20:08:23.473 INFO [stderr] 41 |     pub fn new() -> Self {
Dec 11 20:08:23.473 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 11 20:08:23.473 INFO [stderr] 
Dec 11 20:08:23.533 INFO [stderr] warning: method is never used: `iter_mut`
Dec 11 20:08:23.533 INFO [stderr]   --> src/lib/store.rs:41:5
Dec 11 20:08:23.533 INFO [stderr]    |
Dec 11 20:08:23.533 INFO [stderr] 41 |     pub fn iter_mut(&mut self) -> impl Iterator<Item = (usize, &mut T)> {
Dec 11 20:08:23.533 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 20:08:23.533 INFO [stderr]    |
Dec 11 20:08:23.533 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 20:08:23.533 INFO [stderr] 
Dec 11 20:08:23.533 INFO [stderr] warning: method is never used: `has_value`
Dec 11 20:08:23.533 INFO [stderr]    --> src/lib/store.rs:143:5
Dec 11 20:08:23.533 INFO [stderr]     |
Dec 11 20:08:23.533 INFO [stderr] 143 |     fn has_value(&self) -> bool {
Dec 11 20:08:23.533 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 20:08:23.533 INFO [stderr] 
Dec 11 20:08:23.533 INFO [stderr] warning: method is never used: `new`
Dec 11 20:08:23.533 INFO [stderr]   --> src/lib/mod.rs:42:5
Dec 11 20:08:23.533 INFO [stderr]    |
Dec 11 20:08:23.533 INFO [stderr] 42 |     pub fn new() -> Self {
Dec 11 20:08:23.533 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 11 20:08:23.533 INFO [stderr] 
Dec 11 20:08:23.533 INFO [stderr] warning: method is never used: `new`
Dec 11 20:08:23.533 INFO [stderr]   --> src/lib/mod.rs:54:5
Dec 11 20:08:23.533 INFO [stderr]    |
Dec 11 20:08:23.533 INFO [stderr] 54 |     pub fn new() -> Self {
Dec 11 20:08:23.533 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 11 20:08:23.533 INFO [stderr] 
Dec 11 20:08:23.540 INFO [stderr] warning: method is never used: `new`
Dec 11 20:08:23.540 INFO [stderr]   --> src/script/mem.rs:41:5
Dec 11 20:08:23.540 INFO [stderr]    |
Dec 11 20:08:23.540 INFO [stderr] 41 |     pub fn new() -> Self {
Dec 11 20:08:23.540 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 11 20:08:23.540 INFO [stderr] 
Dec 11 20:08:23.580 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.71s
Dec 11 20:08:23.580 INFO [stderr] su: No module specific data is present
Dec 11 20:08:24.134 INFO running `"docker" "inspect" "fbdf779e8a241b9105625a8908e8540535ca578750deef1ce0fedccdf6e23be6"`
Dec 11 20:08:24.452 INFO running `"docker" "rm" "-f" "fbdf779e8a241b9105625a8908e8540535ca578750deef1ce0fedccdf6e23be6"`
Dec 11 20:08:24.774 INFO [stdout] fbdf779e8a241b9105625a8908e8540535ca578750deef1ce0fedccdf6e23be6