[INFO] crate vec-arena 0.5.0 is already in cache
[INFO] testing vec-arena-0.5.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate vec-arena 0.5.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate vec-arena 0.5.0 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 vec-arena 0.5.0
[INFO] finished tweaking crates.io crate vec-arena 0.5.0
[INFO] tweaked toml for crates.io crate vec-arena 0.5.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate vec-arena 0.5.0 already has a lockfile, it will not be regenerated
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4f15d889a05353540be046e7efb1a3552677bfe8c073653f97276918745906f6
[INFO] running `Command { std: "docker" "start" "-a" "4f15d889a05353540be046e7efb1a3552677bfe8c073653f97276918745906f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f15d889a05353540be046e7efb1a3552677bfe8c073653f97276918745906f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f15d889a05353540be046e7efb1a3552677bfe8c073653f97276918745906f6", kill_on_drop: false }`
[INFO] [stdout] 4f15d889a05353540be046e7efb1a3552677bfe8c073653f97276918745906f6
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3fc8f3c8de5efa0391b0ebc671e0816e8c6de51a4370d4019436788e8b03b200
[INFO] running `Command { std: "docker" "start" "-a" "3fc8f3c8de5efa0391b0ebc671e0816e8c6de51a4370d4019436788e8b03b200", kill_on_drop: false }`
[INFO] [stderr]    Compiling vec-arena v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "3fc8f3c8de5efa0391b0ebc671e0816e8c6de51a4370d4019436788e8b03b200", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fc8f3c8de5efa0391b0ebc671e0816e8c6de51a4370d4019436788e8b03b200", kill_on_drop: false }`
[INFO] [stdout] 3fc8f3c8de5efa0391b0ebc671e0816e8c6de51a4370d4019436788e8b03b200
[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] c0b4c1ceb002263942ff0be6143b2cb3fadf8f2c88737d2d17529adfc50cf315
[INFO] running `Command { std: "docker" "start" "-a" "c0b4c1ceb002263942ff0be6143b2cb3fadf8f2c88737d2d17529adfc50cf315", kill_on_drop: false }`
[INFO] [stderr]    Compiling vec-arena v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "c0b4c1ceb002263942ff0be6143b2cb3fadf8f2c88737d2d17529adfc50cf315", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0b4c1ceb002263942ff0be6143b2cb3fadf8f2c88737d2d17529adfc50cf315", kill_on_drop: false }`
[INFO] [stdout] c0b4c1ceb002263942ff0be6143b2cb3fadf8f2c88737d2d17529adfc50cf315
[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] [stdout] 3ab7c9de2dea1b51dd943ecfcc161abbd030759b056211a7db5f4e55b95068f9
[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" "3ab7c9de2dea1b51dd943ecfcc161abbd030759b056211a7db5f4e55b95068f9", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/vec_arena-f589c3a5e13d69ca
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/arena-1d8703e597c8b8a9
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test insert ... ok
[INFO] [stdout] test clear ... ok
[INFO] [stdout] test new ... ok
[INFO] [stdout] test reserve_exact ... ok
[INFO] [stdout] test iter_mut ... ok
[INFO] [stdout] test with_capacity ... ok
[INFO] [stdout] test iter ... ok
[INFO] [stdout] test invalid_remove ... ok
[INFO] [stdout] test from_iter ... ok
[INFO] [stdout] test remove ... ok
[INFO] [stdout] test reserve ... ok
[INFO] [stdout] test get ... ok
[INFO] [stdout] test indexing ... ok
[INFO] [stderr]    Doc-tests vec-arena
[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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test src/lib.rs - Arena<T>::new (line 121) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::is_empty (line 208) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::insert (line 254) ... ok
[INFO] [stdout] test src/lib.rs - Arena (line 87) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::len (line 188) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::get_mut (line 374) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::next_vacant (line 227) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::capacity (line 173) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::iter (line 482) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::get (line 349) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::iter_mut (line 506) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::remove (line 289) ... ok
[INFO] [stdout] test src/lib.rs - Arena (line 66) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::clear (line 324) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::reserve (line 436) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::reserve_exact (line 462) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::swap (line 403) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::shrink_to_fit (line 537) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::with_capacity (line 142) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3ab7c9de2dea1b51dd943ecfcc161abbd030759b056211a7db5f4e55b95068f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ab7c9de2dea1b51dd943ecfcc161abbd030759b056211a7db5f4e55b95068f9", kill_on_drop: false }`
[INFO] [stdout] 3ab7c9de2dea1b51dd943ecfcc161abbd030759b056211a7db5f4e55b95068f9