[INFO] crate simple-slab 0.3.2 is already in cache
[INFO] testing simple-slab-0.3.2 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate simple-slab 0.3.2 into work/builds/worker-7/source
[INFO] validating manifest of crates.io crate simple-slab 0.3.2 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate simple-slab 0.3.2
[INFO] finished tweaking crates.io crate simple-slab 0.3.2
[INFO] tweaked toml for crates.io crate simple-slab 0.3.2 written to work/builds/worker-7/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 731ba69d482f0a38b588eefe3865bbad7264d5836979a72753abe4ac5a9ccdcb
[INFO] running `"docker" "start" "-a" "731ba69d482f0a38b588eefe3865bbad7264d5836979a72753abe4ac5a9ccdcb"`
[INFO] [stderr]    Compiling simple-slab v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/lib.rs:45:26
[INFO] [stderr]    |
[INFO] [stderr] 45 |             libc::malloc((mem::size_of::<T>() * capacity)) as *mut T
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:137:27
[INFO] [stderr]     |
[INFO] [stderr] 137 |                           (mem::size_of::<T>() * new_capacity)) as *mut T
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `"docker" "inspect" "731ba69d482f0a38b588eefe3865bbad7264d5836979a72753abe4ac5a9ccdcb"`
[INFO] running `"docker" "rm" "-f" "731ba69d482f0a38b588eefe3865bbad7264d5836979a72753abe4ac5a9ccdcb"`
[INFO] [stdout] 731ba69d482f0a38b588eefe3865bbad7264d5836979a72753abe4ac5a9ccdcb
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2802d160b425329250ba2ccf5333a7e87a1eee8a99c6ac50429c0fb830ae2e84
[INFO] running `"docker" "start" "-a" "2802d160b425329250ba2ccf5333a7e87a1eee8a99c6ac50429c0fb830ae2e84"`
[INFO] [stderr]    Compiling simple-slab v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/lib.rs:45:26
[INFO] [stderr]    |
[INFO] [stderr] 45 |             libc::malloc((mem::size_of::<T>() * capacity)) as *mut T
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:137:27
[INFO] [stderr]     |
[INFO] [stderr] 137 |                           (mem::size_of::<T>() * new_capacity)) as *mut T
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `"docker" "inspect" "2802d160b425329250ba2ccf5333a7e87a1eee8a99c6ac50429c0fb830ae2e84"`
[INFO] running `"docker" "rm" "-f" "2802d160b425329250ba2ccf5333a7e87a1eee8a99c6ac50429c0fb830ae2e84"`
[INFO] [stdout] 2802d160b425329250ba2ccf5333a7e87a1eee8a99c6ac50429c0fb830ae2e84
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 19c378623133c88b61c5c327d3fe09fe0ffb7785d790f47f0ae9986a5cf7bb7d
[INFO] running `"docker" "start" "-a" "19c378623133c88b61c5c327d3fe09fe0ffb7785d790f47f0ae9986a5cf7bb7d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/simple_slab-a46b323396f42a64
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests simple-slab
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "19c378623133c88b61c5c327d3fe09fe0ffb7785d790f47f0ae9986a5cf7bb7d"`
[INFO] running `"docker" "rm" "-f" "19c378623133c88b61c5c327d3fe09fe0ffb7785d790f47f0ae9986a5cf7bb7d"`
[INFO] [stdout] 19c378623133c88b61c5c327d3fe09fe0ffb7785d790f47f0ae9986a5cf7bb7d