[INFO] crate cached 0.18.0 is already in cache
[INFO] testing cached-0.18.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate cached 0.18.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate cached 0.18.0 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 cached 0.18.0
[INFO] finished tweaking crates.io crate cached 0.18.0
[INFO] tweaked toml for crates.io crate cached 0.18.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate cached 0.18.0 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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 102f8a7ff6bfb59da3a0a73085ee7d1319e6c79314839b6a9bfd41597b020b52
[INFO] running `Command { std: "docker" "start" "-a" "102f8a7ff6bfb59da3a0a73085ee7d1319e6c79314839b6a9bfd41597b020b52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "102f8a7ff6bfb59da3a0a73085ee7d1319e6c79314839b6a9bfd41597b020b52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "102f8a7ff6bfb59da3a0a73085ee7d1319e6c79314839b6a9bfd41597b020b52", kill_on_drop: false }`
[INFO] [stdout] 102f8a7ff6bfb59da3a0a73085ee7d1319e6c79314839b6a9bfd41597b020b52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] d2e3beb66d38120d948184d456c82167fe1cf8c2b0de72613c95fc93a8bd7f4a
[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" "d2e3beb66d38120d948184d456c82167fe1cf8c2b0de72613c95fc93a8bd7f4a", kill_on_drop: false }`
[INFO] [stderr]    Compiling event-listener v2.2.1
[INFO] [stderr]    Compiling once_cell v1.3.1
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling async-mutex v1.1.5
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling cached_proc_macro v0.3.0
[INFO] [stderr]    Compiling cached v0.18.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/stores.rs:630:9
[INFO] [stdout]     |
[INFO] [stdout] 630 |         std::mem::replace(self, HashMap::new());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.30s
[INFO] running `Command { std: "docker" "inspect" "d2e3beb66d38120d948184d456c82167fe1cf8c2b0de72613c95fc93a8bd7f4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2e3beb66d38120d948184d456c82167fe1cf8c2b0de72613c95fc93a8bd7f4a", kill_on_drop: false }`
[INFO] [stdout] d2e3beb66d38120d948184d456c82167fe1cf8c2b0de72613c95fc93a8bd7f4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stdout] 290732db672f4e6243efe31476684902d6175fd901ddeb81b7b23c03ec5d2552
[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" "290732db672f4e6243efe31476684902d6175fd901ddeb81b7b23c03ec5d2552", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling bytes v0.5.5
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/stores.rs:630:9
[INFO] [stdout]     |
[INFO] [stdout] 630 |         std::mem::replace(self, HashMap::new());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling kv-log-macro v1.0.6
[INFO] [stderr]    Compiling tokio v0.2.21
[INFO] [stderr]    Compiling blocking v0.4.6
[INFO] [stderr]    Compiling smol v0.1.18
[INFO] [stderr]    Compiling async-std v1.6.2
[INFO] [stderr]    Compiling cached v0.18.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/stores.rs:630:9
[INFO] [stdout]     |
[INFO] [stdout] 630 |         std::mem::replace(self, HashMap::new());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 27.39s
[INFO] running `Command { std: "docker" "inspect" "290732db672f4e6243efe31476684902d6175fd901ddeb81b7b23c03ec5d2552", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "290732db672f4e6243efe31476684902d6175fd901ddeb81b7b23c03ec5d2552", kill_on_drop: false }`
[INFO] [stdout] 290732db672f4e6243efe31476684902d6175fd901ddeb81b7b23c03ec5d2552
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] d538d316dc3bd9a5f0dae1c90a1cc43d6898a85e30417647270b6dcf798ec821
[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" "d538d316dc3bd9a5f0dae1c90a1cc43d6898a85e30417647270b6dcf798ec821", kill_on_drop: false }`
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/stores.rs:630:9
[INFO] [stderr]     |
[INFO] [stderr] 630 |         std::mem::replace(self, HashMap::new());
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/stores.rs:630:9
[INFO] [stderr]     |
[INFO] [stderr] 630 |         std::mem::replace(self, HashMap::new());
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cached-326674a7b4904d39
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test stores::tests::reset ... ok
[INFO] [stdout] test stores::tests::size_cache_racing_keys_eviction_regression ... ok
[INFO] [stdout] test stores::tests::basic_cache ... ok
[INFO] [stdout] test stores::tests::sized_cache ... ok
[INFO] [stdout] test stores::tests::hashmap ... ok
[INFO] [stdout] test stores::tests::clear ... ok
[INFO] [stdout] test stores::tests::sized_cache_get_mut ... ok
[INFO] [stdout] test stores::tests::remove ... ok
[INFO] [stdout] test stores::tests::get_or_set_with ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cached-6b178e3009078085
[INFO] [stdout] test stores::tests::timed_cache ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test cache_result_key ... ok
[INFO] [stdout] test cache_result_no_default ... ok
[INFO] [stdout] test test_sized_cache ... ok
[INFO] [stdout] test test_proc_cached_option ... ok
[INFO] [stdout] test test_unbound_cache ... ok
[INFO] [stdout] test test_proc_cached_result ... ok
[INFO] [stdout] test test_can_fail ... ok
[INFO] [stdout] test test_string_cache ... ok
[INFO] [stdout] test test_racing_duplicate_keys_do_not_duplicate_sized_cache_ordering ... ok
[INFO] [stdout] test test_timed_cache_key ... ok
[INFO] [stdout] test test_timed_cache ... ok
[INFO] [stderr]    Doc-tests cached
[INFO] [stdout] test test_sized_cache_key ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/lib.rs - (line 216) ... ignored
[INFO] [stdout] test src/lib.rs - (line 115) ... ok
[INFO] [stdout] test src/lib.rs - (line 190) ... ok
[INFO] [stdout] test src/lib.rs - (line 160) ... ok
[INFO] [stdout] test src/lib.rs - (line 47) ... ok
[INFO] [stdout] test src/lib.rs - (line 33) ... ok
[INFO] [stdout] test src/lib.rs - (line 136) ... ok
[INFO] [stdout] test src/lib.rs - (line 62) ... ok
[INFO] [stdout] test src/lib.rs - (line 247) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d538d316dc3bd9a5f0dae1c90a1cc43d6898a85e30417647270b6dcf798ec821", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d538d316dc3bd9a5f0dae1c90a1cc43d6898a85e30417647270b6dcf798ec821", kill_on_drop: false }`
[INFO] [stdout] d538d316dc3bd9a5f0dae1c90a1cc43d6898a85e30417647270b6dcf798ec821