Dec 06 22:45:53.577 INFO testing simple-slab-0.3.2 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 06 22:45:53.577 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt build --frozen" "-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 06 22:45:53.782 INFO [stdout] 156835a10d8a1cd00fee22937411abb00d652284494293e16ed5032b9d1cf9f4
Dec 06 22:45:53.784 INFO running `"docker" "start" "-a" "156835a10d8a1cd00fee22937411abb00d652284494293e16ed5032b9d1cf9f4"`
Dec 06 22:45:54.204 INFO [stderr] usermod: no changes
Dec 06 22:45:54.228 INFO [stderr]    Compiling simple-slab v0.3.2 (/source)
Dec 06 22:45:54.552 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 06 22:45:54.552 INFO [stderr]   --> src/lib.rs:45:26
Dec 06 22:45:54.552 INFO [stderr]    |
Dec 06 22:45:54.552 INFO [stderr] 45 |             libc::malloc((mem::size_of::<T>() * capacity)) as *mut T
Dec 06 22:45:54.552 INFO [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 06 22:45:54.552 INFO [stderr]    |
Dec 06 22:45:54.552 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 06 22:45:54.552 INFO [stderr] 
Dec 06 22:45:54.552 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 06 22:45:54.552 INFO [stderr]    --> src/lib.rs:137:27
Dec 06 22:45:54.552 INFO [stderr]     |
Dec 06 22:45:54.552 INFO [stderr] 137 |                           (mem::size_of::<T>() * new_capacity)) as *mut T
Dec 06 22:45:54.552 INFO [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 06 22:45:54.552 INFO [stderr] 
Dec 06 22:45:54.604 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
Dec 06 22:45:54.607 INFO [stderr] su: No module specific data is present
Dec 06 22:45:54.916 INFO running `"docker" "inspect" "156835a10d8a1cd00fee22937411abb00d652284494293e16ed5032b9d1cf9f4"`
Dec 06 22:45:54.990 INFO running `"docker" "rm" "-f" "156835a10d8a1cd00fee22937411abb00d652284494293e16ed5032b9d1cf9f4"`
Dec 06 22:45:55.068 INFO [stdout] 156835a10d8a1cd00fee22937411abb00d652284494293e16ed5032b9d1cf9f4
Dec 06 22:45:55.070 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen --no-run" "-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 06 22:45:55.287 INFO [stdout] 8d726a8be9633e2f50c4de6c281ac0cd0d881b8154820810324e604bf1fc4003
Dec 06 22:45:55.289 INFO running `"docker" "start" "-a" "8d726a8be9633e2f50c4de6c281ac0cd0d881b8154820810324e604bf1fc4003"`
Dec 06 22:45:55.741 INFO [stderr] usermod: no changes
Dec 06 22:45:55.774 INFO [stderr]    Compiling simple-slab v0.3.2 (/source)
Dec 06 22:45:56.192 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 06 22:45:56.192 INFO [stderr]   --> src/lib.rs:45:26
Dec 06 22:45:56.193 INFO [stderr]    |
Dec 06 22:45:56.193 INFO [stderr] 45 |             libc::malloc((mem::size_of::<T>() * capacity)) as *mut T
Dec 06 22:45:56.193 INFO [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 06 22:45:56.193 INFO [stderr]    |
Dec 06 22:45:56.193 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 06 22:45:56.193 INFO [stderr] 
Dec 06 22:45:56.193 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 06 22:45:56.193 INFO [stderr]    --> src/lib.rs:137:27
Dec 06 22:45:56.193 INFO [stderr]     |
Dec 06 22:45:56.193 INFO [stderr] 137 |                           (mem::size_of::<T>() * new_capacity)) as *mut T
Dec 06 22:45:56.193 INFO [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 06 22:45:56.193 INFO [stderr] 
Dec 06 22:45:56.488 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
Dec 06 22:45:56.488 INFO [stderr] su: No module specific data is present
Dec 06 22:45:56.762 INFO running `"docker" "inspect" "8d726a8be9633e2f50c4de6c281ac0cd0d881b8154820810324e604bf1fc4003"`
Dec 06 22:45:56.859 INFO running `"docker" "rm" "-f" "8d726a8be9633e2f50c4de6c281ac0cd0d881b8154820810324e604bf1fc4003"`
Dec 06 22:45:56.996 INFO [stdout] 8d726a8be9633e2f50c4de6c281ac0cd0d881b8154820810324e604bf1fc4003
Dec 06 22:45:57.000 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen" "-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 06 22:45:57.201 INFO [stdout] 6d9547495a83744749af002bf4d589c8ba99b5cfcae128536922940ec59cb99e
Dec 06 22:45:57.203 INFO running `"docker" "start" "-a" "6d9547495a83744749af002bf4d589c8ba99b5cfcae128536922940ec59cb99e"`
Dec 06 22:45:57.773 INFO [stderr] usermod: no changes
Dec 06 22:45:57.818 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 06 22:45:57.822 INFO [stderr]      Running /target/debug/deps/simple_slab-6c912d33f9890388
Dec 06 22:45:57.825 INFO [stderr]    Doc-tests simple-slab
Dec 06 22:45:57.825 INFO [stdout] 
Dec 06 22:45:57.825 INFO [stdout] running 0 tests
Dec 06 22:45:57.825 INFO [stdout] 
Dec 06 22:45:57.825 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 22:45:57.825 INFO [stdout] 
Dec 06 22:45:58.438 INFO [stdout] 
Dec 06 22:45:58.438 INFO [stdout] running 0 tests
Dec 06 22:45:58.438 INFO [stdout] 
Dec 06 22:45:58.438 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 22:45:58.438 INFO [stdout] 
Dec 06 22:45:58.445 INFO [stderr] su: No module specific data is present
Dec 06 22:45:58.707 INFO running `"docker" "inspect" "6d9547495a83744749af002bf4d589c8ba99b5cfcae128536922940ec59cb99e"`
Dec 06 22:45:58.865 INFO running `"docker" "rm" "-f" "6d9547495a83744749af002bf4d589c8ba99b5cfcae128536922940ec59cb99e"`
Dec 06 22:45:58.960 INFO [stdout] 6d9547495a83744749af002bf4d589c8ba99b5cfcae128536922940ec59cb99e