[INFO] crate nano_arena 0.5.1 is already in cache
[INFO] testing nano_arena-0.5.1 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate nano_arena 0.5.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate nano_arena 0.5.1 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nano_arena 0.5.1
[INFO] finished tweaking crates.io crate nano_arena 0.5.1
[INFO] tweaked toml for crates.io crate nano_arena 0.5.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5409d3e560cbc109e71079f98574df55e8c7785bf4f8b92b6636f41fb510920e
[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" "5409d3e560cbc109e71079f98574df55e8c7785bf4f8b92b6636f41fb510920e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5409d3e560cbc109e71079f98574df55e8c7785bf4f8b92b6636f41fb510920e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5409d3e560cbc109e71079f98574df55e8c7785bf4f8b92b6636f41fb510920e", kill_on_drop: false }`
[INFO] [stdout] 5409d3e560cbc109e71079f98574df55e8c7785bf4f8b92b6636f41fb510920e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d677a9072d90d24c8637f069ca8bb43bd9800ffe903fadfe2bd6be8f40ba8f21
[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" "d677a9072d90d24c8637f069ca8bb43bd9800ffe903fadfe2bd6be8f40ba8f21", kill_on_drop: false }`
[INFO] [stderr]    Compiling nano_arena v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "d677a9072d90d24c8637f069ca8bb43bd9800ffe903fadfe2bd6be8f40ba8f21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d677a9072d90d24c8637f069ca8bb43bd9800ffe903fadfe2bd6be8f40ba8f21", kill_on_drop: false }`
[INFO] [stdout] d677a9072d90d24c8637f069ca8bb43bd9800ffe903fadfe2bd6be8f40ba8f21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", 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] cb4589dd6dbba58dba8aedc133ed537aa5081abd2a9a5c4fa179588a1cb5ca78
[INFO] running `Command { std: "docker" "start" "-a" "cb4589dd6dbba58dba8aedc133ed537aa5081abd2a9a5c4fa179588a1cb5ca78", kill_on_drop: false }`
[INFO] [stderr]    Compiling nano_arena v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.83s
[INFO] running `Command { std: "docker" "inspect" "cb4589dd6dbba58dba8aedc133ed537aa5081abd2a9a5c4fa179588a1cb5ca78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb4589dd6dbba58dba8aedc133ed537aa5081abd2a9a5c4fa179588a1cb5ca78", kill_on_drop: false }`
[INFO] [stdout] cb4589dd6dbba58dba8aedc133ed537aa5081abd2a9a5c4fa179588a1cb5ca78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", 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] 71dc9f4bbfc24ac8dd5ac93a0559c1bc7ee1d3e512243de1fadbe94fd8218b26
[INFO] running `Command { std: "docker" "start" "-a" "71dc9f4bbfc24ac8dd5ac93a0559c1bc7ee1d3e512243de1fadbe94fd8218b26", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/nano_arena-8e0d39cbdf98b2f7
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test tests::cloned_index_should_equal ... ok
[INFO] [stdout] test tests::convert_to_vec ... 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::should_construct_default ... ok
[INFO] [stdout] test tests::iter ... ok
[INFO] [stdout] test tests::arena_length ... ok
[INFO] [stdout] test tests::remove ... ok
[INFO] [stdout] test tests::index_should_be_hashable ... ok
[INFO] [stdout] test tests::getting_by_index ... ok
[INFO] [stdout] test tests::turn_iterator_into_vector ... ok
[INFO] [stdout] test tests::alloc_with_idx ... ok
[INFO] [stdout] test tests::truncate ... ok
[INFO] [stdout] test tests::apply_ordering ... ok
[INFO] [stdout] test tests::position ... ok
[INFO] [stdout] test tests::get_mut ... ok
[INFO] [stdout] test tests::should_construct_with_capacity ... ok
[INFO] [stdout] test tests::split_at ... ok
[INFO] [stdout] test tests::swap_indexes ... ok
[INFO] [stdout] test tests::swap_remove ... ok
[INFO] [stdout] test tests::debug_printing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nano_arena
[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 `Command { std: "docker" "inspect" "71dc9f4bbfc24ac8dd5ac93a0559c1bc7ee1d3e512243de1fadbe94fd8218b26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71dc9f4bbfc24ac8dd5ac93a0559c1bc7ee1d3e512243de1fadbe94fd8218b26", kill_on_drop: false }`
[INFO] [stdout] 71dc9f4bbfc24ac8dd5ac93a0559c1bc7ee1d3e512243de1fadbe94fd8218b26