[INFO] fetching crate tdf_utils 0.2.4...
[INFO] testing tdf_utils-0.2.4 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate tdf_utils 0.2.4 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate tdf_utils 0.2.4
[INFO] finished tweaking crates.io crate tdf_utils 0.2.4
[INFO] tweaked toml for crates.io crate tdf_utils 0.2.4 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tdf_utils 0.2.4 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 12 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 56073442334a7f075acb6827ddf6d84820098199216d3a3e1b7b1fc04437a96f
[INFO] running `Command { std: "docker" "start" "-a" "56073442334a7f075acb6827ddf6d84820098199216d3a3e1b7b1fc04437a96f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56073442334a7f075acb6827ddf6d84820098199216d3a3e1b7b1fc04437a96f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56073442334a7f075acb6827ddf6d84820098199216d3a3e1b7b1fc04437a96f", kill_on_drop: false }`
[INFO] [stdout] 56073442334a7f075acb6827ddf6d84820098199216d3a3e1b7b1fc04437a96f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55719f60f3e467c1459bc0828763f65f43c6ea67e273a40531163f3cdb4ed773
[INFO] running `Command { std: "docker" "start" "-a" "55719f60f3e467c1459bc0828763f65f43c6ea67e273a40531163f3cdb4ed773", kill_on_drop: false }`
[INFO] [stderr]    Compiling json v0.12.4
[INFO] [stderr]    Compiling tdf_utils v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BinaryIndexedTree` is never constructed
[INFO] [stdout]  --> src/bit.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct BinaryIndexedTree<T> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `from`, `update`, `sum_to`, and `sum_of_range` are never used
[INFO] [stdout]   --> src/bit.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout]  7 | / impl<T> BinaryIndexedTree<T>
[INFO] [stdout]  8 | | where
[INFO] [stdout]  9 | |     T: Default + Clone + std::ops::AddAssign + std::ops::Sub<Output = T>,
[INFO] [stdout]    | |_________________________________________________________________________- associated items in this implementation
[INFO] [stdout] 10 |   {
[INFO] [stdout] 11 |       pub fn new(n: usize) -> BinaryIndexedTree<T> {
[INFO] [stdout]    |              ^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |       fn from(v: Vec<T>) -> BinaryIndexedTree<T> {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |       pub fn update(&mut self, idx: usize, delta: T) {
[INFO] [stdout]    |              ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |       pub fn sum_to(&mut self, idx: usize) -> T {
[INFO] [stdout]    |              ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |       pub fn sum_of_range(&mut self, idx: usize, end: usize) -> T {
[INFO] [stdout]    |              ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "55719f60f3e467c1459bc0828763f65f43c6ea67e273a40531163f3cdb4ed773", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55719f60f3e467c1459bc0828763f65f43c6ea67e273a40531163f3cdb4ed773", kill_on_drop: false }`
[INFO] [stdout] 55719f60f3e467c1459bc0828763f65f43c6ea67e273a40531163f3cdb4ed773
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9d6b7ff242e86a205a0c586efa4ca7739330710e50d806a5accd3b24ebca5e0
[INFO] running `Command { std: "docker" "start" "-a" "e9d6b7ff242e86a205a0c586efa4ca7739330710e50d806a5accd3b24ebca5e0", kill_on_drop: false }`
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BinaryIndexedTree` is never constructed
[INFO] [stdout]  --> src/bit.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct BinaryIndexedTree<T> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tdf_utils v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated items `new`, `from`, `update`, `sum_to`, and `sum_of_range` are never used
[INFO] [stdout]   --> src/bit.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout]  7 | / impl<T> BinaryIndexedTree<T>
[INFO] [stdout]  8 | | where
[INFO] [stdout]  9 | |     T: Default + Clone + std::ops::AddAssign + std::ops::Sub<Output = T>,
[INFO] [stdout]    | |_________________________________________________________________________- associated items in this implementation
[INFO] [stdout] 10 |   {
[INFO] [stdout] 11 |       pub fn new(n: usize) -> BinaryIndexedTree<T> {
[INFO] [stdout]    |              ^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |       fn from(v: Vec<T>) -> BinaryIndexedTree<T> {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |       pub fn update(&mut self, idx: usize, delta: T) {
[INFO] [stdout]    |              ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |       pub fn sum_to(&mut self, idx: usize) -> T {
[INFO] [stdout]    |              ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |       pub fn sum_of_range(&mut self, idx: usize, end: usize) -> T {
[INFO] [stdout]    |              ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/bit.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout]  7 | / impl<T> BinaryIndexedTree<T>
[INFO] [stdout]  8 | | where
[INFO] [stdout]  9 | |     T: Default + Clone + std::ops::AddAssign + std::ops::Sub<Output = T>,
[INFO] [stdout]    | |_________________________________________________________________________- associated function in this implementation
[INFO] [stdout] 10 |   {
[INFO] [stdout] 11 |       pub fn new(n: usize) -> BinaryIndexedTree<T> {
[INFO] [stdout]    |              ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "e9d6b7ff242e86a205a0c586efa4ca7739330710e50d806a5accd3b24ebca5e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9d6b7ff242e86a205a0c586efa4ca7739330710e50d806a5accd3b24ebca5e0", kill_on_drop: false }`
[INFO] [stdout] e9d6b7ff242e86a205a0c586efa4ca7739330710e50d806a5accd3b24ebca5e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e9e3be43324955299a0cdc6fd1705dddc965cf856fdc6667f3164fe000c39984
[INFO] running `Command { std: "docker" "start" "-a" "e9e3be43324955299a0cdc6fd1705dddc965cf856fdc6667f3164fe000c39984", kill_on_drop: false }`
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `BinaryIndexedTree` is never constructed
[INFO] [stderr]  --> src/bit.rs:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 | struct BinaryIndexedTree<T> {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `from`, `update`, `sum_to`, and `sum_of_range` are never used
[INFO] [stderr]   --> src/bit.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr]  7 | / impl<T> BinaryIndexedTree<T>
[INFO] [stderr]  8 | | where
[INFO] [stderr]  9 | |     T: Default + Clone + std::ops::AddAssign + std::ops::Sub<Output = T>,
[INFO] [stderr]    | |_________________________________________________________________________- associated items in this implementation
[INFO] [stderr] 10 |   {
[INFO] [stderr] 11 |       pub fn new(n: usize) -> BinaryIndexedTree<T> {
[INFO] [stderr]    |              ^^^
[INFO] [stderr] ...
[INFO] [stderr] 18 |       fn from(v: Vec<T>) -> BinaryIndexedTree<T> {
[INFO] [stderr]    |          ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 27 |       pub fn update(&mut self, idx: usize, delta: T) {
[INFO] [stderr]    |              ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 35 |       pub fn sum_to(&mut self, idx: usize) -> T {
[INFO] [stderr]    |              ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 45 |       pub fn sum_of_range(&mut self, idx: usize, end: usize) -> T {
[INFO] [stderr]    |              ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/bit.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr]  7 | / impl<T> BinaryIndexedTree<T>
[INFO] [stderr]  8 | | where
[INFO] [stderr]  9 | |     T: Default + Clone + std::ops::AddAssign + std::ops::Sub<Output = T>,
[INFO] [stderr]    | |_________________________________________________________________________- associated function in this implementation
[INFO] [stderr] 10 |   {
[INFO] [stderr] 11 |       pub fn new(n: usize) -> BinaryIndexedTree<T> {
[INFO] [stderr]    |              ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tdf_utils` (lib) generated 3 warnings
[INFO] [stderr] warning: `tdf_utils` (lib test) generated 2 warnings (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tdf_utils-1942e1b7d5922d01)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test bit::tests::test_bit_sum_of_range ... ok
[INFO] [stdout] test list::tests::list_test_01 ... ok
[INFO] [stdout] test bit::tests::test_bit_sum ... ok
[INFO] [stdout] test list::tests::list_test_02 ... ok
[INFO] [stdout] test list::tests::list_test_03 ... ok
[INFO] [stdout] test list::tests::list_test_05 ... ok
[INFO] [stdout] test tree::tests::test_tree_01 ... ok
[INFO] [stdout] test tree::tests::test_append_to_vec ... ok
[INFO] [stdout] test list::tests::list_test_04 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tdf_utils
[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" "e9e3be43324955299a0cdc6fd1705dddc965cf856fdc6667f3164fe000c39984", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9e3be43324955299a0cdc6fd1705dddc965cf856fdc6667f3164fe000c39984", kill_on_drop: false }`
[INFO] [stdout] e9e3be43324955299a0cdc6fd1705dddc965cf856fdc6667f3164fe000c39984
