[INFO] fetching crate sqlite-collections 0.1.0...
[INFO] checking sqlite-collections-0.1.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate sqlite-collections 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate sqlite-collections 0.1.0
[INFO] finished tweaking crates.io crate sqlite-collections 0.1.0
[INFO] tweaked toml for crates.io crate sqlite-collections 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sqlite-collections 0.1.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 45 packages to latest compatible versions
[INFO] [stderr]       Adding rusqlite v0.30.0 (available: v0.37.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 356b1c8789bb7a208294867af62a72a2e6c1b722c79c3f3a4e9cc71ab3d45e75
[INFO] running `Command { std: "docker" "start" "-a" "356b1c8789bb7a208294867af62a72a2e6c1b722c79c3f3a4e9cc71ab3d45e75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "356b1c8789bb7a208294867af62a72a2e6c1b722c79c3f3a4e9cc71ab3d45e75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "356b1c8789bb7a208294867af62a72a2e6c1b722c79c3f3a4e9cc71ab3d45e75", kill_on_drop: false }`
[INFO] [stdout] 356b1c8789bb7a208294867af62a72a2e6c1b722c79c3f3a4e9cc71ab3d45e75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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=forbid -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13bfb8b3688ab20a466540fc950b1cf702a3b3d50a15f34baf506801de5397e2
[INFO] running `Command { std: "docker" "start" "-a" "13bfb8b3688ab20a466540fc950b1cf702a3b3d50a15f34baf506801de5397e2", kill_on_drop: false }`
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking fallible-iterator v0.3.0
[INFO] [stderr]    Compiling libsqlite3-sys v0.27.0
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking hashlink v0.8.4
[INFO] [stderr]     Checking rusqlite v0.30.0
[INFO] [stderr]     Checking sqlite-collections v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::borrow::Cow`
[INFO] [stdout]  --> src/ds/map/test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::borrow::Cow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `serde_insert_test`
[INFO] [stdout]   --> src/ds/map/test.rs:54:14
[INFO] [stdout]    |
[INFO] [stdout] 54 | macro_rules! serde_insert_test {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::Cow`
[INFO] [stdout]  --> src/ds/set/test.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::Cow, convert::Infallible, net::Ipv4Addr};
[INFO] [stdout]   |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `serde_insert_test`
[INFO] [stdout]   --> src/ds/set/test.rs:58:14
[INFO] [stdout]    |
[INFO] [stdout] 58 | macro_rules! serde_insert_test {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `order_test_length_prefix`
[INFO] [stdout]    --> src/ds/set/test.rs:184:14
[INFO] [stdout]     |
[INFO] [stdout] 184 | macro_rules! order_test_length_prefix {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `strict` is never used
[INFO] [stdout]   --> src/db.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn strict() -> &'static str {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/format/parse.rs:31:83
[INFO] [stdout]    |
[INFO] [stdout] 31 |       fn serialize(object: &Self::In) -> Result<Self::Buffer, Self::SerializeError> {
[INFO] [stdout]    |  ___________________________________________________________________________________^
[INFO] [stdout] 32 | |         Ok(object.to_string())
[INFO] [stdout] 33 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/format/parse.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         Ok(object.to_string())
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sqlite-collections` (lib) due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: function `strict` is never used
[INFO] [stdout]   --> src/db.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn strict() -> &'static str {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]    --> src/ds/set/test.rs:360:83
[INFO] [stdout]     |
[INFO] [stdout] 360 |       fn serialize(target: &Self::In) -> Result<Self::Buffer, Self::SerializeError> {
[INFO] [stdout]     |  ___________________________________________________________________________________^
[INFO] [stdout] 361 | |         Ok((*target).into())
[INFO] [stdout] 362 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]    --> src/ds/set/test.rs:361:9
[INFO] [stdout]     |
[INFO] [stdout] 361 |         Ok((*target).into())
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Ipv4Addr, Infallible>
[INFO] [stdout]    --> src/ds/set/test.rs:364:86
[INFO] [stdout]     |
[INFO] [stdout] 364 |       fn deserialize(data: &Self::Buffer) -> Result<Self::Out, Self::DeserializeError> {
[INFO] [stdout]     |  ______________________________________________________________________________________^
[INFO] [stdout] 365 | |         Ok((*data).into())
[INFO] [stdout] 366 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Ipv4Addr, Infallible>
[INFO] [stdout]    --> src/ds/set/test.rs:365:9
[INFO] [stdout]     |
[INFO] [stdout] 365 |         Ok((*data).into())
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/format/parse.rs:31:83
[INFO] [stdout]    |
[INFO] [stdout] 31 |       fn serialize(object: &Self::In) -> Result<Self::Buffer, Self::SerializeError> {
[INFO] [stdout]    |  ___________________________________________________________________________________^
[INFO] [stdout] 32 | |         Ok(object.to_string())
[INFO] [stdout] 33 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/format/parse.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         Ok(object.to_string())
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sqlite-collections` (lib test) due to 6 previous errors; 6 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "13bfb8b3688ab20a466540fc950b1cf702a3b3d50a15f34baf506801de5397e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13bfb8b3688ab20a466540fc950b1cf702a3b3d50a15f34baf506801de5397e2", kill_on_drop: false }`
[INFO] [stdout] 13bfb8b3688ab20a466540fc950b1cf702a3b3d50a15f34baf506801de5397e2
