[INFO] fetching crate tea-keyvalue-provider 0.1.1...
[INFO] testing tea-keyvalue-provider-0.1.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate tea-keyvalue-provider 0.1.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate tea-keyvalue-provider 0.1.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tea-keyvalue-provider 0.1.1
[INFO] finished tweaking crates.io crate tea-keyvalue-provider 0.1.1
[INFO] tweaked toml for crates.io crate tea-keyvalue-provider 0.1.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded key-vec v0.2.6
[INFO] [stderr]   Downloaded wascc-codec v0.6.0
[INFO] [stderr]   Downloaded tea-codec v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 56cc79b5e8f870b717d14d98bf48018f56b8fb49d2fb9b02a68f59e2837fce5b
[INFO] running `Command { std: "docker" "start" "-a" "56cc79b5e8f870b717d14d98bf48018f56b8fb49d2fb9b02a68f59e2837fce5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56cc79b5e8f870b717d14d98bf48018f56b8fb49d2fb9b02a68f59e2837fce5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56cc79b5e8f870b717d14d98bf48018f56b8fb49d2fb9b02a68f59e2837fce5b", kill_on_drop: false }`
[INFO] [stdout] 56cc79b5e8f870b717d14d98bf48018f56b8fb49d2fb9b02a68f59e2837fce5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5aa5abc4a0d2f3d525684bd7faab1d587deccc91197da6709ab522dc50d921f6
[INFO] running `Command { std: "docker" "start" "-a" "5aa5abc4a0d2f3d525684bd7faab1d587deccc91197da6709ab522dc50d921f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling key-vec v0.2.6
[INFO] [stderr]    Compiling serde_bytes v0.11.5
[INFO] [stderr]    Compiling rmp v0.8.10
[INFO] [stderr]    Compiling rmp-serde v0.14.4
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling wascc-codec v0.6.0
[INFO] [stderr]    Compiling tea-codec v0.1.1
[INFO] [stderr]    Compiling tea-keyvalue-provider v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.13s
[INFO] running `Command { std: "docker" "inspect" "5aa5abc4a0d2f3d525684bd7faab1d587deccc91197da6709ab522dc50d921f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5aa5abc4a0d2f3d525684bd7faab1d587deccc91197da6709ab522dc50d921f6", kill_on_drop: false }`
[INFO] [stdout] 5aa5abc4a0d2f3d525684bd7faab1d587deccc91197da6709ab522dc50d921f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e3fbe41b16e779632bfd645cbed2f2db489d71f7bc70f5227ec7ca9a7072bd3
[INFO] running `Command { std: "docker" "start" "-a" "8e3fbe41b16e779632bfd645cbed2f2db489d71f7bc70f5227ec7ca9a7072bd3", kill_on_drop: false }`
[INFO] [stderr]    Compiling tea-keyvalue-provider v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/kv.rs:361:9
[INFO] [stdout]     |
[INFO] [stdout] 361 |         store.set("thenumber", "42".to_owned().into_bytes());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/kv.rs:365:9
[INFO] [stdout]     |
[INFO] [stdout] 365 |         store.set("thenumber", "41".to_owned().into_bytes());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/kv.rs:374:9
[INFO] [stdout]     |
[INFO] [stdout] 374 |         store.sv_insert("sorted", &tup1, false);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/kv.rs:375:9
[INFO] [stdout]     |
[INFO] [stdout] 375 |         store.sv_insert("sorted", &tup0, false);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/kv.rs:376:9
[INFO] [stdout]     |
[INFO] [stdout] 376 |         store.sv_insert("sorted", &tup3, false);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/kv.rs:380:9
[INFO] [stdout]     |
[INFO] [stdout] 380 |         store.sv_insert("sorted", &tup2, false);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/kv.rs:383:9
[INFO] [stdout]     |
[INFO] [stdout] 383 |         store.sv_tail_off("sorted", 2);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.39s
[INFO] running `Command { std: "docker" "inspect" "8e3fbe41b16e779632bfd645cbed2f2db489d71f7bc70f5227ec7ca9a7072bd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e3fbe41b16e779632bfd645cbed2f2db489d71f7bc70f5227ec7ca9a7072bd3", kill_on_drop: false }`
[INFO] [stdout] 8e3fbe41b16e779632bfd645cbed2f2db489d71f7bc70f5227ec7ca9a7072bd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 760664145e3fff495d320c199c9b80b0935aec9ab80f1f963393aec698449eae
[INFO] running `Command { std: "docker" "start" "-a" "760664145e3fff495d320c199c9b80b0935aec9ab80f1f963393aec698449eae", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stdout] running 7 tests
[INFO] [stderr]    --> src/kv.rs:361:9
[INFO] [stderr]     |
[INFO] [stderr] 361 |         store.set("thenumber", "42".to_owned().into_bytes());
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/kv.rs:365:9
[INFO] [stderr]     |
[INFO] [stderr] 365 |         store.set("thenumber", "41".to_owned().into_bytes());
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/kv.rs:374:9
[INFO] [stderr]     |
[INFO] [stderr] 374 |         store.sv_insert("sorted", &tup1, false);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/kv.rs:375:9
[INFO] [stderr]     |
[INFO] [stderr] 375 |         store.sv_insert("sorted", &tup0, false);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/kv.rs:376:9
[INFO] [stderr]     |
[INFO] [stderr] 376 |         store.sv_insert("sorted", &tup3, false);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/kv.rs:380:9
[INFO] [stderr]     |
[INFO] [stderr] 380 |         store.sv_insert("sorted", &tup2, false);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/kv.rs:383:9
[INFO] [stderr]     |
[INFO] [stderr] 383 |         store.sv_tail_off("sorted", 2);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `tea-keyvalue-provider` (lib test) generated 7 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tea_keyvalue_provider-dabc479ac28606e2)
[INFO] [stdout] test kv::test::test_incr ... ok
[INFO] [stdout] test kv::test::test_list ... ok
[INFO] [stdout] test kv::test::test_sorted_vec ... ok
[INFO] [stderr]    Doc-tests tea-keyvalue-provider
[INFO] [stdout] test kv::test::test_union ... ok
[INFO] [stdout] test kv::test::test_get_set ... ok
[INFO] [stdout] test kv::test::test_intersect ... ok
[INFO] [stdout] test kv::test::test_exists_and_del ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[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" "760664145e3fff495d320c199c9b80b0935aec9ab80f1f963393aec698449eae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "760664145e3fff495d320c199c9b80b0935aec9ab80f1f963393aec698449eae", kill_on_drop: false }`
[INFO] [stdout] 760664145e3fff495d320c199c9b80b0935aec9ab80f1f963393aec698449eae