Dec 14 19:44:41.204 INFO testing simple-slab-0.3.2 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 19:44:41.204 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 14 19:44:41.461 INFO [stdout] b730975cc7cbc548f8d607987f814e97d5b01c580147fbf2af514757fb089504
Dec 14 19:44:41.464 INFO running `"docker" "start" "-a" "b730975cc7cbc548f8d607987f814e97d5b01c580147fbf2af514757fb089504"`
Dec 14 19:44:41.818 INFO [stderr] usermod: no changes
Dec 14 19:44:41.849 INFO [stderr]    Compiling simple-slab v0.3.2 (/source)
Dec 14 19:44:42.343 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 14 19:44:42.343 INFO [stderr]   --> src/lib.rs:45:26
Dec 14 19:44:42.343 INFO [stderr]    |
Dec 14 19:44:42.343 INFO [stderr] 45 |             libc::malloc((mem::size_of::<T>() * capacity)) as *mut T
Dec 14 19:44:42.343 INFO [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 14 19:44:42.343 INFO [stderr]    |
Dec 14 19:44:42.343 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 14 19:44:42.343 INFO [stderr] 
Dec 14 19:44:42.343 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 14 19:44:42.343 INFO [stderr]    --> src/lib.rs:137:27
Dec 14 19:44:42.343 INFO [stderr]     |
Dec 14 19:44:42.343 INFO [stderr] 137 |                           (mem::size_of::<T>() * new_capacity)) as *mut T
Dec 14 19:44:42.343 INFO [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 14 19:44:42.343 INFO [stderr] 
Dec 14 19:44:42.413 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
Dec 14 19:44:42.415 INFO [stderr] su: No module specific data is present
Dec 14 19:44:42.700 INFO running `"docker" "inspect" "b730975cc7cbc548f8d607987f814e97d5b01c580147fbf2af514757fb089504"`
Dec 14 19:44:42.787 INFO running `"docker" "rm" "-f" "b730975cc7cbc548f8d607987f814e97d5b01c580147fbf2af514757fb089504"`
Dec 14 19:44:42.938 INFO [stdout] b730975cc7cbc548f8d607987f814e97d5b01c580147fbf2af514757fb089504
Dec 14 19:44:42.940 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 14 19:44:43.146 INFO [stdout] 8d2c46645bf4df7e64704eed21e0bbb6d59c4d27f79ef352cb5d3b0f756b80cc
Dec 14 19:44:43.148 INFO running `"docker" "start" "-a" "8d2c46645bf4df7e64704eed21e0bbb6d59c4d27f79ef352cb5d3b0f756b80cc"`
Dec 14 19:44:43.563 INFO [stderr] usermod: no changes
Dec 14 19:44:43.601 INFO [stderr]    Compiling simple-slab v0.3.2 (/source)
Dec 14 19:44:44.207 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 14 19:44:44.207 INFO [stderr]   --> src/lib.rs:45:26
Dec 14 19:44:44.207 INFO [stderr]    |
Dec 14 19:44:44.207 INFO [stderr] 45 |             libc::malloc((mem::size_of::<T>() * capacity)) as *mut T
Dec 14 19:44:44.207 INFO [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 14 19:44:44.207 INFO [stderr]    |
Dec 14 19:44:44.207 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 14 19:44:44.207 INFO [stderr] 
Dec 14 19:44:44.207 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 14 19:44:44.208 INFO [stderr]    --> src/lib.rs:137:27
Dec 14 19:44:44.208 INFO [stderr]     |
Dec 14 19:44:44.208 INFO [stderr] 137 |                           (mem::size_of::<T>() * new_capacity)) as *mut T
Dec 14 19:44:44.208 INFO [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 14 19:44:44.208 INFO [stderr] 
Dec 14 19:44:44.536 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
Dec 14 19:44:44.541 INFO [stderr] su: No module specific data is present
Dec 14 19:44:45.040 INFO running `"docker" "inspect" "8d2c46645bf4df7e64704eed21e0bbb6d59c4d27f79ef352cb5d3b0f756b80cc"`
Dec 14 19:44:45.159 INFO running `"docker" "rm" "-f" "8d2c46645bf4df7e64704eed21e0bbb6d59c4d27f79ef352cb5d3b0f756b80cc"`
Dec 14 19:44:45.351 INFO [stdout] 8d2c46645bf4df7e64704eed21e0bbb6d59c4d27f79ef352cb5d3b0f756b80cc
Dec 14 19:44:45.353 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 14 19:44:45.697 INFO [stdout] 853c56ca47b99318b20f41e2f387156e66f1dfb98759ffbc39b8ae079f9edb3d
Dec 14 19:44:45.700 INFO running `"docker" "start" "-a" "853c56ca47b99318b20f41e2f387156e66f1dfb98759ffbc39b8ae079f9edb3d"`
Dec 14 19:44:46.023 INFO [stderr] usermod: no changes
Dec 14 19:44:46.052 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 14 19:44:46.053 INFO [stderr]      Running /target/debug/deps/simple_slab-2c14a8c94aa9ac7a
Dec 14 19:44:46.055 INFO [stdout] 
Dec 14 19:44:46.055 INFO [stdout] running 0 tests
Dec 14 19:44:46.055 INFO [stdout] 
Dec 14 19:44:46.055 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 19:44:46.055 INFO [stdout] 
Dec 14 19:44:46.055 INFO [stderr]    Doc-tests simple-slab
Dec 14 19:44:46.746 INFO [stdout] 
Dec 14 19:44:46.746 INFO [stdout] running 0 tests
Dec 14 19:44:46.747 INFO [stdout] 
Dec 14 19:44:46.747 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 19:44:46.747 INFO [stdout] 
Dec 14 19:44:46.752 INFO [stderr] su: No module specific data is present
Dec 14 19:44:47.041 INFO running `"docker" "inspect" "853c56ca47b99318b20f41e2f387156e66f1dfb98759ffbc39b8ae079f9edb3d"`
Dec 14 19:44:47.108 INFO running `"docker" "rm" "-f" "853c56ca47b99318b20f41e2f387156e66f1dfb98759ffbc39b8ae079f9edb3d"`
Dec 14 19:44:47.197 INFO [stdout] 853c56ca47b99318b20f41e2f387156e66f1dfb98759ffbc39b8ae079f9edb3d