[INFO] fetching crate segment-tree 2.0.0...
[INFO] testing segment-tree-2.0.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate segment-tree 2.0.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate segment-tree 2.0.0
[INFO] finished tweaking crates.io crate segment-tree 2.0.0
[INFO] tweaked toml for crates.io crate segment-tree 2.0.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate segment-tree 2.0.0 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 23 packages to latest compatible versions
[INFO] [stderr]       Adding num-bigint v0.2.6 (available: v0.4.6)
[INFO] [stderr]       Adding rand v0.6.5 (available: v0.10.1)
[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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 801deea64ca50df2acd7a7a7195df7862a859d23104a98e7c9176a07f96c3a14
[INFO] running `Command { std: "docker" "start" "-a" "801deea64ca50df2acd7a7a7195df7862a859d23104a98e7c9176a07f96c3a14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "801deea64ca50df2acd7a7a7195df7862a859d23104a98e7c9176a07f96c3a14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "801deea64ca50df2acd7a7a7195df7862a859d23104a98e7c9176a07f96c3a14", kill_on_drop: false }`
[INFO] [stdout] 801deea64ca50df2acd7a7a7195df7862a859d23104a98e7c9176a07f96c3a14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 788b00695c119e14c1687cf5e5baed694f166e0ae249c16d51954f0b442de087
[INFO] running `Command { std: "docker" "start" "-a" "788b00695c119e14c1687cf5e5baed694f166e0ae249c16d51954f0b442de087", kill_on_drop: false }`
[INFO] [stderr]    Compiling segment-tree v2.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/fenwick.rs:160:26
[INFO] [stdout]     |
[INFO] [stdout] 160 |     pub fn query_noclone(&self, mut i: usize) -> MaybeOwned<N> {
[INFO] [stdout]     |                          ^^^^^                   ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 160 |     pub fn query_noclone(&self, mut i: usize) -> MaybeOwned<'_, N> {
[INFO] [stdout]     |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "788b00695c119e14c1687cf5e5baed694f166e0ae249c16d51954f0b442de087", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "788b00695c119e14c1687cf5e5baed694f166e0ae249c16d51954f0b442de087", kill_on_drop: false }`
[INFO] [stdout] 788b00695c119e14c1687cf5e5baed694f166e0ae249c16d51954f0b442de087
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 502a4bb5bf4f1fdd776c3bfa25a460a686462fce23292cc52c2eaa6f1edbf653
[INFO] running `Command { std: "docker" "start" "-a" "502a4bb5bf4f1fdd776c3bfa25a460a686462fce23292cc52c2eaa6f1edbf653", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/fenwick.rs:160:26
[INFO] [stdout]     |
[INFO] [stdout] 160 |     pub fn query_noclone(&self, mut i: usize) -> MaybeOwned<N> {
[INFO] [stdout]     |                          ^^^^^                   ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 160 |     pub fn query_noclone(&self, mut i: usize) -> MaybeOwned<'_, N> {
[INFO] [stdout]     |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling segment-tree v2.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/fenwick.rs:160:26
[INFO] [stdout]     |
[INFO] [stdout] 160 |     pub fn query_noclone(&self, mut i: usize) -> MaybeOwned<N> {
[INFO] [stdout]     |                          ^^^^^                   ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 160 |     pub fn query_noclone(&self, mut i: usize) -> MaybeOwned<'_, N> {
[INFO] [stdout]     |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.38s
[INFO] running `Command { std: "docker" "inspect" "502a4bb5bf4f1fdd776c3bfa25a460a686462fce23292cc52c2eaa6f1edbf653", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "502a4bb5bf4f1fdd776c3bfa25a460a686462fce23292cc52c2eaa6f1edbf653", kill_on_drop: false }`
[INFO] [stdout] 502a4bb5bf4f1fdd776c3bfa25a460a686462fce23292cc52c2eaa6f1edbf653
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 69bd24d0ccc154800ec7eeb69f250dd403ed2d890f95353e98954e4429505195
[INFO] running `Command { std: "docker" "start" "-a" "69bd24d0ccc154800ec7eeb69f250dd403ed2d890f95353e98954e4429505195", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/fenwick.rs:160:26
[INFO] [stderr]     |
[INFO] [stderr] 160 |     pub fn query_noclone(&self, mut i: usize) -> MaybeOwned<N> {
[INFO] [stderr]     |                          ^^^^^                   ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                          |
[INFO] [stderr]     |                          the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 160 |     pub fn query_noclone(&self, mut i: usize) -> MaybeOwned<'_, N> {
[INFO] [stderr]     |                                                             +++
[INFO] [stderr] 
[INFO] [stderr] warning: `segment-tree` (lib) generated 1 warning (run `cargo fix --lib -p segment-tree` to apply 1 suggestion)
[INFO] [stderr] warning: `segment-tree` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/segment_tree-73a352f43920bb3c)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test ops::tests::ops_and_identity ... ok
[INFO] [stdout] test ops::tests::ops_nan ... ok
[INFO] [stdout] test fenwick::tests::fenwick_query ... ok
[INFO] [stdout] test fenwick::tests::fenwick_map ... ok
[INFO] [stdout] test propagating::tests::test ... ok
[INFO] [stdout] test segment_tree::tests::segment_tree_build ... ok
[INFO] [stdout] test fenwick::tests::fenwick_extend ... ok
[INFO] [stdout] test segment_tree::tests::segment_tree_modify ... ok
[INFO] [stdout] test segment_tree::tests::segment_tree_query_commut ... ok
[INFO] [stdout] test fenwick::tests::fenwick_set ... ok
[INFO] [stdout] test fenwick::tests::fenwick_modify ... ok
[INFO] [stderr]    Doc-tests segment_tree
[INFO] [stdout] test segment_tree::tests::segment_tree_query ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.31s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/segment_tree.rs - segment_tree::SegmentPoint (line 52) ... ok
[INFO] [stdout] test src/ops/mod.rs - ops::Invertible::uncombine (line 86) ... ok
[INFO] [stdout] test src/segment_tree.rs - segment_tree::SegmentPoint<N,O>::build_noalloc (line 183) ... ok
[INFO] [stdout] test src/fenwick.rs - fenwick::PrefixPoint (line 20) ... ok
[INFO] [stdout] test src/fenwick.rs - fenwick::PrefixPoint (line 81) ... ok
[INFO] [stdout] test src/lib.rs - (line 33) ... ok
[INFO] [stdout] test src/propagating.rs - propagating::PointSegment (line 17) ... ok
[INFO] [stdout] test src/segment_tree.rs - segment_tree::SegmentPoint (line 20) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.82s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "69bd24d0ccc154800ec7eeb69f250dd403ed2d890f95353e98954e4429505195", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69bd24d0ccc154800ec7eeb69f250dd403ed2d890f95353e98954e4429505195", kill_on_drop: false }`
[INFO] [stdout] 69bd24d0ccc154800ec7eeb69f250dd403ed2d890f95353e98954e4429505195
