[INFO] fetching crate tea-keyvalue-provider 0.1.1... [INFO] testing tea-keyvalue-provider-0.1.1 against 1.91.0 for beta-1.92-2 [INFO] extracting crate tea-keyvalue-provider 0.1.1 into /workspace/builds/worker-4-tc1/source [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-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate tea-keyvalue-provider 0.1.1 on toolchain 1.91.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 39 packages to latest compatible versions [INFO] [stderr] Adding env_logger v0.7.1 (available: v0.11.8) [INFO] [stderr] Adding key-vec v0.2.6 (available: v0.4.1) [INFO] [stderr] Adding wascc-codec v0.6.0 (available: v0.9.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tea-codec v0.1.1 [INFO] [stderr] Downloaded rmp-serde v0.14.4 [INFO] [stderr] Downloaded key-vec v0.2.6 [INFO] [stderr] Downloaded wascc-codec v0.6.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 77873ba6ee6938c15430d86358afa45b28488ac745c41683d5c90e928d385510 [INFO] running `Command { std: "docker" "start" "-a" "77873ba6ee6938c15430d86358afa45b28488ac745c41683d5c90e928d385510", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "77873ba6ee6938c15430d86358afa45b28488ac745c41683d5c90e928d385510", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "77873ba6ee6938c15430d86358afa45b28488ac745c41683d5c90e928d385510", kill_on_drop: false }` [INFO] [stdout] 77873ba6ee6938c15430d86358afa45b28488ac745c41683d5c90e928d385510 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ef6493f33a18b3b5e6ff1c3f7098f28844e9807ba58deba14c5f77d5c1b0c192 [INFO] running `Command { std: "docker" "start" "-a" "ef6493f33a18b3b5e6ff1c3f7098f28844e9807ba58deba14c5f77d5c1b0c192", kill_on_drop: false }` [INFO] [stderr] Compiling log v0.4.28 [INFO] [stderr] Compiling serde_bytes v0.11.19 [INFO] [stderr] Compiling rmp v0.8.14 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling key-vec v0.2.6 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling rmp-serde v0.14.4 [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` profile [unoptimized + debuginfo] target(s) in 6.34s [INFO] running `Command { std: "docker" "inspect" "ef6493f33a18b3b5e6ff1c3f7098f28844e9807ba58deba14c5f77d5c1b0c192", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ef6493f33a18b3b5e6ff1c3f7098f28844e9807ba58deba14c5f77d5c1b0c192", kill_on_drop: false }` [INFO] [stdout] ef6493f33a18b3b5e6ff1c3f7098f28844e9807ba58deba14c5f77d5c1b0c192 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 301af624af8ac8355d3ab62095d69f5af7cc37174dfe1d191d8d205488596e3b [INFO] running `Command { std: "docker" "start" "-a" "301af624af8ac8355d3ab62095d69f5af7cc37174dfe1d191d8d205488596e3b", 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: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 361 | let _ = store.set("thenumber", "42".to_owned().into_bytes()); [INFO] [stdout] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 365 | let _ = store.set("thenumber", "41".to_owned().into_bytes()); [INFO] [stdout] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 374 | let _ = store.sv_insert("sorted", &tup1, false); [INFO] [stdout] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 375 | let _ = store.sv_insert("sorted", &tup0, false); [INFO] [stdout] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 376 | let _ = store.sv_insert("sorted", &tup3, false); [INFO] [stdout] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 380 | let _ = store.sv_insert("sorted", &tup2, false); [INFO] [stdout] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 383 | let _ = store.sv_tail_off("sorted", 2); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 2.38s [INFO] running `Command { std: "docker" "inspect" "301af624af8ac8355d3ab62095d69f5af7cc37174dfe1d191d8d205488596e3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "301af624af8ac8355d3ab62095d69f5af7cc37174dfe1d191d8d205488596e3b", kill_on_drop: false }` [INFO] [stdout] 301af624af8ac8355d3ab62095d69f5af7cc37174dfe1d191d8d205488596e3b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f1024a9aafb5394d038bce2364a076b369d22a6fd598f5f1908477fe05c2560e [INFO] running `Command { std: "docker" "start" "-a" "f1024a9aafb5394d038bce2364a076b369d22a6fd598f5f1908477fe05c2560e", kill_on_drop: false }` [INFO] [stderr] warning: unused `Result` that must be used [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: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 361 | let _ = store.set("thenumber", "42".to_owned().into_bytes()); [INFO] [stderr] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 365 | let _ = store.set("thenumber", "41".to_owned().into_bytes()); [INFO] [stderr] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 374 | let _ = store.sv_insert("sorted", &tup1, false); [INFO] [stderr] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 375 | let _ = store.sv_insert("sorted", &tup0, false); [INFO] [stderr] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 376 | let _ = store.sv_insert("sorted", &tup3, false); [INFO] [stderr] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 380 | let _ = store.sv_insert("sorted", &tup2, false); [INFO] [stderr] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 383 | let _ = store.sv_tail_off("sorted", 2); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `tea-keyvalue-provider` (lib test) generated 7 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tea_keyvalue_provider-4fc6e81b6797ef91) [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test kv::test::test_get_set ... ok [INFO] [stdout] test kv::test::test_incr ... ok [INFO] [stdout] test kv::test::test_exists_and_del ... ok [INFO] [stdout] test kv::test::test_list ... ok [INFO] [stdout] test kv::test::test_sorted_vec ... ok [INFO] [stdout] test kv::test::test_union ... ok [INFO] [stdout] test kv::test::test_intersect ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests tea_keyvalue_provider [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" "f1024a9aafb5394d038bce2364a076b369d22a6fd598f5f1908477fe05c2560e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f1024a9aafb5394d038bce2364a076b369d22a6fd598f5f1908477fe05c2560e", kill_on_drop: false }` [INFO] [stdout] f1024a9aafb5394d038bce2364a076b369d22a6fd598f5f1908477fe05c2560e