[INFO] fetching crate nimrodshn-btree 0.1.0...
[INFO] testing nimrodshn-btree-0.1.0 against beta-2025-09-21 for beta-1.91-2
[INFO] extracting crate nimrodshn-btree 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate nimrodshn-btree 0.1.0
[INFO] finished tweaking crates.io crate nimrodshn-btree 0.1.0
[INFO] tweaked toml for crates.io crate nimrodshn-btree 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nimrodshn-btree 0.1.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 17 packages to latest compatible versions
[INFO] [stderr]       Adding uuid v0.8.2 (available: v1.18.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93311e96fba878b8c8f4c7ec9d7735e13de8c99e626f16a4e265a5e6b83864fc
[INFO] running `Command { std: "docker" "start" "-a" "93311e96fba878b8c8f4c7ec9d7735e13de8c99e626f16a4e265a5e6b83864fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93311e96fba878b8c8f4c7ec9d7735e13de8c99e626f16a4e265a5e6b83864fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93311e96fba878b8c8f4c7ec9d7735e13de8c99e626f16a4e265a5e6b83864fc", kill_on_drop: false }`
[INFO] [stdout] 93311e96fba878b8c8f4c7ec9d7735e13de8c99e626f16a4e265a5e6b83864fc
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4dbe195e5e7888b46bd25a585f26ce59cc78b6e596992bc431747ae5bb2d611
[INFO] running `Command { std: "docker" "start" "-a" "f4dbe195e5e7888b46bd25a585f26ce59cc78b6e596992bc431747ae5bb2d611", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.227
[INFO] [stderr]    Compiling serde v1.0.227
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling nimrodshn-btree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.68s
[INFO] running `Command { std: "docker" "inspect" "f4dbe195e5e7888b46bd25a585f26ce59cc78b6e596992bc431747ae5bb2d611", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4dbe195e5e7888b46bd25a585f26ce59cc78b6e596992bc431747ae5bb2d611", kill_on_drop: false }`
[INFO] [stdout] f4dbe195e5e7888b46bd25a585f26ce59cc78b6e596992bc431747ae5bb2d611
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c64f9759c61668c05c27bea484da8d06ca63d0d59a32ce8c452bc79638b6dfa5
[INFO] running `Command { std: "docker" "start" "-a" "c64f9759c61668c05c27bea484da8d06ca63d0d59a32ce8c452bc79638b6dfa5", kill_on_drop: false }`
[INFO] [stderr]    Compiling nimrodshn-btree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "c64f9759c61668c05c27bea484da8d06ca63d0d59a32ce8c452bc79638b6dfa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c64f9759c61668c05c27bea484da8d06ca63d0d59a32ce8c452bc79638b6dfa5", kill_on_drop: false }`
[INFO] [stdout] c64f9759c61668c05c27bea484da8d06ca63d0d59a32ce8c452bc79638b6dfa5
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e83748856ab3d29fee90f8093f7981bd462bddcbcaba87a9c4809252809fd399
[INFO] running `Command { std: "docker" "start" "-a" "e83748856ab3d29fee90f8093f7981bd462bddcbcaba87a9c4809252809fd399", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/btree-b9ad901f115f4d83)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test node::tests::page_to_node_works_for_leaf_node ... ok
[INFO] [stdout] test node::tests::split_internal_works ... ok
[INFO] [stdout] test node::tests::split_leaf_works ... ok
[INFO] [stdout] test page::tests::node_to_page_works_for_internal_node ... ok
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout] test btree::tests::delete_with_empty_sub_tree ... ok
[INFO] [stdout] test page::tests::node_to_page_works_for_leaf_node ... ok
[INFO] [stdout] test node::tests::page_to_node_works_for_internal_node ... ok
[INFO] [stdout] test btree::tests::insert_works ... ok
[INFO] [stdout] test btree::tests::search_works ... FAILED
[INFO] [stdout] test btree::tests::delete_works ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- btree::tests::search_works stdout ----
[INFO] [stdout] Error: KeyNotFound
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     btree::tests::search_works
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 9 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e83748856ab3d29fee90f8093f7981bd462bddcbcaba87a9c4809252809fd399", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e83748856ab3d29fee90f8093f7981bd462bddcbcaba87a9c4809252809fd399", kill_on_drop: false }`
[INFO] [stdout] e83748856ab3d29fee90f8093f7981bd462bddcbcaba87a9c4809252809fd399
