[INFO] fetching crate cascara 0.1.0...
[INFO] testing cascara-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate cascara 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate cascara 0.1.0 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 cascara 0.1.0
[INFO] finished tweaking crates.io crate cascara 0.1.0
[INFO] tweaked toml for crates.io crate cascara 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded probabilistic-collections v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29c58ad2c90c8fef146525f9fa98e977def72a388d3dcadb39a58b8dea0c6d72
[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" "29c58ad2c90c8fef146525f9fa98e977def72a388d3dcadb39a58b8dea0c6d72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29c58ad2c90c8fef146525f9fa98e977def72a388d3dcadb39a58b8dea0c6d72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29c58ad2c90c8fef146525f9fa98e977def72a388d3dcadb39a58b8dea0c6d72", kill_on_drop: false }`
[INFO] [stdout] 29c58ad2c90c8fef146525f9fa98e977def72a388d3dcadb39a58b8dea0c6d72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 9c58578eb759df1d517924b3f301589011d6ce814db2de48c4bd5ceef55ccad3
[INFO] running `Command { std: "docker" "start" "-a" "9c58578eb759df1d517924b3f301589011d6ce814db2de48c4bd5ceef55ccad3", kill_on_drop: false }`
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling bincode v1.3.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_xorshift v0.2.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling probabilistic-collections v0.7.0
[INFO] [stderr]    Compiling cascara v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.03s
[INFO] running `Command { std: "docker" "inspect" "9c58578eb759df1d517924b3f301589011d6ce814db2de48c4bd5ceef55ccad3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c58578eb759df1d517924b3f301589011d6ce814db2de48c4bd5ceef55ccad3", kill_on_drop: false }`
[INFO] [stdout] 9c58578eb759df1d517924b3f301589011d6ce814db2de48c4bd5ceef55ccad3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] c5a954b58228a9c15b38e67360fb6791e2bd52a1454196f81d71fa09c4ad3ef8
[INFO] running `Command { std: "docker" "start" "-a" "c5a954b58228a9c15b38e67360fb6791e2bd52a1454196f81d71fa09c4ad3ef8", kill_on_drop: false }`
[INFO] [stderr]    Compiling cascara v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.82s
[INFO] running `Command { std: "docker" "inspect" "c5a954b58228a9c15b38e67360fb6791e2bd52a1454196f81d71fa09c4ad3ef8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5a954b58228a9c15b38e67360fb6791e2bd52a1454196f81d71fa09c4ad3ef8", kill_on_drop: false }`
[INFO] [stdout] c5a954b58228a9c15b38e67360fb6791e2bd52a1454196f81d71fa09c4ad3ef8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] f9a8f9a108e32f443bdda3c27ad117189c5ffeebc3b90a43970d49dc58a7a5d4
[INFO] running `Command { std: "docker" "start" "-a" "f9a8f9a108e32f443bdda3c27ad117189c5ffeebc3b90a43970d49dc58a7a5d4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cascara-3c9839e11c274e73
[INFO] [stdout] 
[INFO] [stdout] running 57 tests
[INFO] [stdout] test cache::tests::insert_with_ttl ... ok
[INFO] [stdout] test cache::tests::insert_without_victim ... ok
[INFO] [stdout] test cache::tests::insert_with_victim ... ok
[INFO] [stdout] test cache::tests::insert ... ok
[INFO] [stdout] test cache::tests::clear ... ok
[INFO] [stdout] test cache::tests::capacity ... ok
[INFO] [stdout] test cache::tests::reject_insert ... ok
[INFO] [stdout] test cache::tests::remove ... ok
[INFO] [stdout] test cache::tests::room_left ... ok
[INFO] [stdout] test metrics::tests::keys_updated ... ok
[INFO] [stdout] test cache::tests::is_empty ... ok
[INFO] [stdout] test metrics::tests::clear ... ok
[INFO] [stdout] test metrics::tests::debug ... ok
[INFO] [stdout] test metrics::tests::keys_inserted ... ok
[INFO] [stdout] test cache::tests::estimate ... ok
[INFO] [stdout] test metrics::tests::misses ... ok
[INFO] [stdout] test metrics::tests::metric_types ... ok
[INFO] [stdout] test metrics::tests::ratio ... ok
[INFO] [stdout] test cache::tests::contains ... ok
[INFO] [stdout] test cache::tests::update ... ok
[INFO] [stdout] test metrics::tests::get ... ok
[INFO] [stdout] test store::tests::deref ... ok
[INFO] [stdout] test store::tests::get_not_expired_items ... ok
[INFO] [stdout] test iter::tests::iter ... ok
[INFO] [stdout] test store::tests::hash ... ok
[INFO] [stdout] test store::tests::keys ... ok
[INFO] [stdout] test store::tests::remove ... ok
[INFO] [stdout] test store::tests::sample_cmp ... ok
[INFO] [stdout] test store::tests::no_sample ... ok
[INFO] [stdout] test store::tests::room_left ... ok
[INFO] [stdout] test store::tests::sample_partial_cmp ... ok
[INFO] [stdout] test store::tests::some_sample ... ok
[INFO] [stdout] test store::tests::sample_eq ... ok
[INFO] [stdout] test tiny_lfu::tests::clear ... ok
[INFO] [stdout] test tiny_lfu::tests::estimate ... ok
[INFO] [stdout] test store::tests::min_sample ... ok
[INFO] [stdout] test store::tests::get_mut ... ok
[INFO] [stdout] test store::tests::get_mut_not_expired_items ... ok
[INFO] [stdout] test metrics::tests::keys_evicted ... ok
[INFO] [stdout] test metrics::tests::hits ... ok
[INFO] [stdout] test tiny_lfu::tests::increment ... ok
[INFO] [stdout] test ttl::tests::do_not_register_zero_duration ... ok
[INFO] [stdout] test ttl::tests::insert_and_remove ... ok
[INFO] [stdout] test ttl::tests::update ... ok
[INFO] [stdout] test ttl::tests::clear ... ok
[INFO] [stdout] test ttl::tests::remove_not_existing ... ok
[INFO] [stdout] test store::tests::set_and_get ... ok
[INFO] [stdout] test ttl::tests::remove ... ok
[INFO] [stdout] test store::tests::clear ... ok
[INFO] [stdout] test cache::tests::cleanup_before_insert ... ok
[INFO] [stdout] test cache::tests::cleanup_with_evict ... ok
[INFO] [stdout] test store::tests::do_not_get_mut_expired_items ... ok
[INFO] [stdout] test store::tests::cleanup ... ok
[INFO] [stdout] test store::tests::do_not_get_expired_items ... ok
[INFO] [stdout] test ttl::tests::cleanup_unordered ... ok
[INFO] [stdout] test ttl::tests::cleanup ... ok
[INFO] [stdout] test store::tests::update_with_ttl ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 57 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cascara
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test src/cache.rs - cache::Cache<K, V, E, S, A, H>::metrics (line 633) ... ok
[INFO] [stdout] test src/cache.rs - cache::Cache<K, V, E, S, A, H>::with_metrics (line 293) ... ok
[INFO] [stdout] test src/cache.rs - cache::Cache<K, V, E, S, A, H>::is_empty (line 346) ... ok
[INFO] [stdout] test src/cache.rs - cache::Cache<K, V, E, S, A, H>::capacity (line 313) ... ok
[INFO] [stdout] test src/cache.rs - cache::Cache<K, V, E, S, A, H>::iter (line 654) ... ok
[INFO] [stdout] test src/cache.rs - cache::Cache<K, V, E, S, A, H>::remove (line 578) ... ok
[INFO] [stdout] test src/cache.rs - cache::Cache<K, V, E, S, A, H>::room_left (line 362) ... ok
[INFO] [stdout] test src/cache.rs - cache::Cache<K, V, E, S, A, H>::clear (line 601) ... ok
[INFO] [stdout] test src/cache.rs - cache::Cache<K, V, E, S, A, H>::len (line 329) ... ok
[INFO] [stdout] test src/cache.rs - cache::Cache<K, V, E, S, A, H>::get (line 407) ... ok
[INFO] [stdout] test src/cache.rs - cache::Cache<K, V, E, S, A, H>::insert (line 499) ... ok
[INFO] [stdout] test src/cache.rs - cache::Cache<K, V, E, S, A, H>::get_mut (line 449) ... ok
[INFO] [stdout] test src/cache.rs - cache::Cache<K, V, E, S, A, H>::contains (line 384) ... ok
[INFO] [stdout] test src/cache.rs - cache::Cache<K, V, E>::with_on_evict (line 126) ... ok
[INFO] [stdout] test src/cache.rs - cache::Cache<K, V, E>::with_on_evict_and_window_size (line 160) ... ok
[INFO] [stdout] test src/cache.rs - cache::Cache<K, V>::new (line 61) ... ok
[INFO] [stdout] test src/cache.rs - cache::Cache<K, V>::with_window_size (line 85) ... ok
[INFO] [stdout] test src/cache.rs - cache::Cache<K, V, E, S, A, H>::insert_with_ttl (line 530) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 9.91s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f9a8f9a108e32f443bdda3c27ad117189c5ffeebc3b90a43970d49dc58a7a5d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9a8f9a108e32f443bdda3c27ad117189c5ffeebc3b90a43970d49dc58a7a5d4", kill_on_drop: false }`
[INFO] [stdout] f9a8f9a108e32f443bdda3c27ad117189c5ffeebc3b90a43970d49dc58a7a5d4