[INFO] fetching crate nano_arena 0.5.2...
[INFO] testing nano_arena-0.5.2 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate nano_arena 0.5.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate nano_arena 0.5.2 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nano_arena 0.5.2
[INFO] finished tweaking crates.io crate nano_arena 0.5.2
[INFO] tweaked toml for crates.io crate nano_arena 0.5.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b7687bc765b099dfc123ac44942338b82cfb63a4e9f823bb4043048fa12309b1
[INFO] running `Command { std: "docker" "start" "-a" "b7687bc765b099dfc123ac44942338b82cfb63a4e9f823bb4043048fa12309b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7687bc765b099dfc123ac44942338b82cfb63a4e9f823bb4043048fa12309b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7687bc765b099dfc123ac44942338b82cfb63a4e9f823bb4043048fa12309b1", kill_on_drop: false }`
[INFO] [stdout] b7687bc765b099dfc123ac44942338b82cfb63a4e9f823bb4043048fa12309b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5fd37f6b95f615a9b59fc574f8e690c64cd2ed405b0bec7aa5dd31da65cba966
[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" "5fd37f6b95f615a9b59fc574f8e690c64cd2ed405b0bec7aa5dd31da65cba966", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling nano_arena v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "5fd37f6b95f615a9b59fc574f8e690c64cd2ed405b0bec7aa5dd31da65cba966", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fd37f6b95f615a9b59fc574f8e690c64cd2ed405b0bec7aa5dd31da65cba966", kill_on_drop: false }`
[INFO] [stdout] 5fd37f6b95f615a9b59fc574f8e690c64cd2ed405b0bec7aa5dd31da65cba966
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d740b7784a4405f218e1f04387f237d7f7fd6f08dd05f255a6bb8c57d82fc0c5
[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" "d740b7784a4405f218e1f04387f237d7f7fd6f08dd05f255a6bb8c57d82fc0c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling nano_arena v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "d740b7784a4405f218e1f04387f237d7f7fd6f08dd05f255a6bb8c57d82fc0c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d740b7784a4405f218e1f04387f237d7f7fd6f08dd05f255a6bb8c57d82fc0c5", kill_on_drop: false }`
[INFO] [stdout] d740b7784a4405f218e1f04387f237d7f7fd6f08dd05f255a6bb8c57d82fc0c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c8237bb6fc0c3cc683ab8972efd011c63eb56871c5c66cd54663c5ad3917ae89
[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" "c8237bb6fc0c3cc683ab8972efd011c63eb56871c5c66cd54663c5ad3917ae89", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nano_arena-9a06a2b9f0ea74a6)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test tests::position ... ok
[INFO] [stdout] test tests::remove ... ok
[INFO] [stdout] test tests::remove_should_remove_last_value ... ok
[INFO] [stdout] test tests::retain ... ok
[INFO] [stdout] test tests::mut_iter ... ok
[INFO] [stdout] test tests::getting_by_index ... ok
[INFO] [stdout] test tests::get_mut ... ok
[INFO] [stdout] test tests::debug_printing ... ok
[INFO] [stdout] test tests::cloned_index_should_equal ... ok
[INFO] [stdout] test tests::arena_length ... ok
[INFO] [stdout] test tests::apply_ordering ... ok
[INFO] [stdout] test tests::alloc_with_idx ... ok
[INFO] [stdout] test tests::should_construct_default ... ok
[INFO] [stdout] test tests::should_construct_with_capacity ... ok
[INFO] [stdout] test tests::split_at ... ok
[INFO] [stdout] test tests::splitting_should_be_safe ... ok
[INFO] [stdout] test tests::swap_indexes ... ok
[INFO] [stdout] test tests::swap_remove ... ok
[INFO] [stdout] test tests::truncate ... ok
[INFO] [stdout] test tests::turn_iterator_into_vector ... ok
[INFO] [stderr]    Doc-tests nano_arena
[INFO] [stdout] test tests::compare_should_work_for_idx ... ok
[INFO] [stdout] test tests::index_should_be_hashable ... ok
[INFO] [stdout] test tests::iter ... ok
[INFO] [stdout] test tests::convert_to_vec ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c8237bb6fc0c3cc683ab8972efd011c63eb56871c5c66cd54663c5ad3917ae89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8237bb6fc0c3cc683ab8972efd011c63eb56871c5c66cd54663c5ad3917ae89", kill_on_drop: false }`
[INFO] [stdout] c8237bb6fc0c3cc683ab8972efd011c63eb56871c5c66cd54663c5ad3917ae89
