[INFO] fetching crate vec-arena 1.0.0...
[INFO] testing vec-arena-1.0.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate vec-arena 1.0.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate vec-arena 1.0.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vec-arena 1.0.0
[INFO] finished tweaking crates.io crate vec-arena 1.0.0
[INFO] tweaked toml for crates.io crate vec-arena 1.0.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate vec-arena 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0cdec8cab361c9aec145c758560fe3d3f715a622372042cafbb17c948d943387
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0cdec8cab361c9aec145c758560fe3d3f715a622372042cafbb17c948d943387", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0cdec8cab361c9aec145c758560fe3d3f715a622372042cafbb17c948d943387", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cdec8cab361c9aec145c758560fe3d3f715a622372042cafbb17c948d943387", kill_on_drop: false }`
[INFO] [stdout] 0cdec8cab361c9aec145c758560fe3d3f715a622372042cafbb17c948d943387
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bdeb467ed3244ff77dbac2ffec01c7c4a4c2d6905831b754c9fdc6d4910e5f11
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bdeb467ed3244ff77dbac2ffec01c7c4a4c2d6905831b754c9fdc6d4910e5f11", kill_on_drop: false }`
[INFO] [stderr]    Compiling vec-arena v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "bdeb467ed3244ff77dbac2ffec01c7c4a4c2d6905831b754c9fdc6d4910e5f11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdeb467ed3244ff77dbac2ffec01c7c4a4c2d6905831b754c9fdc6d4910e5f11", kill_on_drop: false }`
[INFO] [stdout] bdeb467ed3244ff77dbac2ffec01c7c4a4c2d6905831b754c9fdc6d4910e5f11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 393d14793a8cd51445f7e9074d95c4fcc8b5b93c814a592ca10c8ccb9bc69d6e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "393d14793a8cd51445f7e9074d95c4fcc8b5b93c814a592ca10c8ccb9bc69d6e", kill_on_drop: false }`
[INFO] [stderr]    Compiling vec-arena v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "393d14793a8cd51445f7e9074d95c4fcc8b5b93c814a592ca10c8ccb9bc69d6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "393d14793a8cd51445f7e9074d95c4fcc8b5b93c814a592ca10c8ccb9bc69d6e", kill_on_drop: false }`
[INFO] [stdout] 393d14793a8cd51445f7e9074d95c4fcc8b5b93c814a592ca10c8ccb9bc69d6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2118d313d2dc264acf3177c0fb13ce7fd953f19bfc60d49e1a9a3e62c06bf525
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2118d313d2dc264acf3177c0fb13ce7fd953f19bfc60d49e1a9a3e62c06bf525", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/vec_arena-86c8bd71b65d1be5
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/arena-494508518d8e5d59
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test clear ... ok
[INFO] [stdout] test from_iter ... ok
[INFO] [stdout] test get ... ok
[INFO] [stdout] test iter ... ok
[INFO] [stdout] test iter_mut ... ok
[INFO] [stdout] test new ... ok
[INFO] [stdout] test reserve ... ok
[INFO] [stdout] test reserve_exact ... ok
[INFO] [stdout] test indexing ... ok
[INFO] [stdout] test remove ... ok
[INFO] [stdout] test with_capacity ... ok
[INFO] [stdout] test invalid_remove ... ok
[INFO] [stdout] test insert ... ok
[INFO] [stdout] test indexing_vacant ... ok
[INFO] [stdout] test invalid_indexing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests vec-arena
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test src/lib.rs - Arena<T>::capacity (line 173) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::get (line 383) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::insert (line 254) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::get_mut (line 408) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::new (line 121) ... ok
[INFO] [stdout] test src/lib.rs - Arena (line 87) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::clear (line 358) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::reserve (line 470) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::reserve_exact (line 496) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::is_empty (line 208) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::next_vacant (line 227) ... ok
[INFO] [stdout] test src/lib.rs - Arena (line 66) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::iter (line 516) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::iter_mut (line 540) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::remove (line 289) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::len (line 188) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::retain (line 324) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::swap (line 437) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::shrink_to_fit (line 571) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::with_capacity (line 142) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.70s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2118d313d2dc264acf3177c0fb13ce7fd953f19bfc60d49e1a9a3e62c06bf525", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2118d313d2dc264acf3177c0fb13ce7fd953f19bfc60d49e1a9a3e62c06bf525", kill_on_drop: false }`
[INFO] [stdout] 2118d313d2dc264acf3177c0fb13ce7fd953f19bfc60d49e1a9a3e62c06bf525