[INFO] fetching crate vec-arena 0.4.2...
[INFO] testing vec-arena-0.4.2 against 1.44.0 for beta-1.45-1
[INFO] extracting crate vec-arena 0.4.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate vec-arena 0.4.2 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate vec-arena 0.4.2
[INFO] finished tweaking crates.io crate vec-arena 0.4.2
[INFO] tweaked toml for crates.io crate vec-arena 0.4.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 148fa5339dc6c460bdba72cc71fb6767cb4b24ef274e3d2c7588bd334411315c
[INFO] running `"docker" "start" "-a" "148fa5339dc6c460bdba72cc71fb6767cb4b24ef274e3d2c7588bd334411315c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling unreachable v0.1.1
[INFO] [stderr]    Compiling vec-arena v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `"docker" "inspect" "148fa5339dc6c460bdba72cc71fb6767cb4b24ef274e3d2c7588bd334411315c"`
[INFO] running `"docker" "rm" "-f" "148fa5339dc6c460bdba72cc71fb6767cb4b24ef274e3d2c7588bd334411315c"`
[INFO] [stdout] 148fa5339dc6c460bdba72cc71fb6767cb4b24ef274e3d2c7588bd334411315c
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e20650438a1bdf9ab3551041936af0d650a43d2dae7a0c243639f10a6fc7fc93
[INFO] running `"docker" "start" "-a" "e20650438a1bdf9ab3551041936af0d650a43d2dae7a0c243639f10a6fc7fc93"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling vec-arena v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `"docker" "inspect" "e20650438a1bdf9ab3551041936af0d650a43d2dae7a0c243639f10a6fc7fc93"`
[INFO] running `"docker" "rm" "-f" "e20650438a1bdf9ab3551041936af0d650a43d2dae7a0c243639f10a6fc7fc93"`
[INFO] [stdout] e20650438a1bdf9ab3551041936af0d650a43d2dae7a0c243639f10a6fc7fc93
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d51e52dd89b18bb7d374d3068136b51049ea77a0c144fc52eb81fbf7bac0a5fe
[INFO] running `"docker" "start" "-a" "d51e52dd89b18bb7d374d3068136b51049ea77a0c144fc52eb81fbf7bac0a5fe"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/vec_arena-4cce873517fc85a4
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test tests::insert ... ok
[INFO] [stdout] test tests::from_iter ... ok
[INFO] [stdout] test tests::iter ... ok
[INFO] [stdout] test tests::indexing ... ok
[INFO] [stdout] test tests::get ... ok
[INFO] [stdout] test tests::invalid_remove ... ok
[INFO] [stdout] test tests::clear ... ok
[INFO] [stdout] test tests::reserve ... ok
[INFO] [stdout] test tests::iter_mut ... ok
[INFO] [stdout] test tests::with_capacity ... ok
[INFO] [stdout] test tests::new ... ok
[INFO] [stdout] test tests::reserve_exact ... ok
[INFO] [stdout] test tests::remove ... ok
[INFO] [stdout] test tests::indexing_vacant ... ok
[INFO] [stderr]    Doc-tests vec-arena
[INFO] [stdout] test tests::invalid_indexing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test src/lib.rs - Arena<T>::new (line 112) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::is_empty (line 199) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::clear (line 313) ... ok
[INFO] [stdout] test src/lib.rs - Arena (line 79) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::len (line 179) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::iter (line 519) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::get (line 338) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::get_unchecked (line 390) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::insert (line 244) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::get_unchecked_mut (line 415) ... ok
[INFO] [stdout] test src/lib.rs - Arena (line 58) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::get_mut (line 363) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::capacity (line 164) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::iter_mut (line 541) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::next_vacant (line 218) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::reserve (line 473) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::remove (line 279) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::reserve_exact (line 499) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::with_capacity (line 133) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::shrink_to_fit (line 570) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::swap (line 442) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "d51e52dd89b18bb7d374d3068136b51049ea77a0c144fc52eb81fbf7bac0a5fe"`
[INFO] running `"docker" "rm" "-f" "d51e52dd89b18bb7d374d3068136b51049ea77a0c144fc52eb81fbf7bac0a5fe"`
[INFO] [stdout] d51e52dd89b18bb7d374d3068136b51049ea77a0c144fc52eb81fbf7bac0a5fe