[INFO] cloning repository https://github.com/s4hubhamp/btree-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/s4hubhamp/btree-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fs4hubhamp%2Fbtree-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fs4hubhamp%2Fbtree-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e2d9e21e7f9b6830c2d4555c0735ae1fe8bc9cd8 [INFO] testing s4hubhamp/btree-rust against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fs4hubhamp%2Fbtree-rust" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/s4hubhamp/btree-rust [INFO] finished tweaking git repo https://github.com/s4hubhamp/btree-rust [INFO] tweaked toml for git repo https://github.com/s4hubhamp/btree-rust written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/s4hubhamp/btree-rust on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/s4hubhamp/btree-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded thunderdome v0.6.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9d9bd83b215c27c322029fb0396f53485db297ac4d82dd641266450c200441a3 [INFO] running `Command { std: "docker" "start" "-a" "9d9bd83b215c27c322029fb0396f53485db297ac4d82dd641266450c200441a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9d9bd83b215c27c322029fb0396f53485db297ac4d82dd641266450c200441a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9d9bd83b215c27c322029fb0396f53485db297ac4d82dd641266450c200441a3", kill_on_drop: false }` [INFO] [stdout] 9d9bd83b215c27c322029fb0396f53485db297ac4d82dd641266450c200441a3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 73827333e508e0d875142f5b452c5ad60532273229da0efeaa711c04cb91117e [INFO] running `Command { std: "docker" "start" "-a" "73827333e508e0d875142f5b452c5ad60532273229da0efeaa711c04cb91117e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.171 [INFO] [stderr] Compiling getrandom v0.3.1 [INFO] [stderr] Compiling zerocopy v0.8.23 [INFO] [stderr] Compiling thunderdome v0.6.1 [INFO] [stderr] Compiling rand_core v0.9.3 [INFO] [stderr] Compiling ppv-lite86 v0.2.21 [INFO] [stderr] Compiling rand_chacha v0.9.0 [INFO] [stderr] Compiling rand v0.9.0 [INFO] [stderr] Compiling btree-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `mid` is never read [INFO] [stdout] --> src/btree.rs:73:17 [INFO] [stdout] | [INFO] [stdout] 73 | let mut mid: i32 = 0; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `search_linear` is never used [INFO] [stdout] --> src/btree.rs:59:8 [INFO] [stdout] | [INFO] [stdout] 46 | impl BPlusTreeNode { [INFO] [stdout] | ----------------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 59 | fn search_linear(&self, key: &K) -> SearchResult { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `btree_rust::btree::BPlusTree` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use btree_rust::btree::BPlusTree; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.03s [INFO] running `Command { std: "docker" "inspect" "73827333e508e0d875142f5b452c5ad60532273229da0efeaa711c04cb91117e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "73827333e508e0d875142f5b452c5ad60532273229da0efeaa711c04cb91117e", kill_on_drop: false }` [INFO] [stdout] 73827333e508e0d875142f5b452c5ad60532273229da0efeaa711c04cb91117e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b12739f52d24a554a632387599d8ffa9dfcdb5b79be85f230975eb25b37c66b0 [INFO] running `Command { std: "docker" "start" "-a" "b12739f52d24a554a632387599d8ffa9dfcdb5b79be85f230975eb25b37c66b0", kill_on_drop: false }` [INFO] [stderr] Compiling btree-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `mid` is never read [INFO] [stdout] --> src/btree.rs:73:17 [INFO] [stdout] | [INFO] [stdout] 73 | let mut mid: i32 = 0; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `search_linear` is never used [INFO] [stdout] --> src/btree.rs:59:8 [INFO] [stdout] | [INFO] [stdout] 46 | impl BPlusTreeNode { [INFO] [stdout] | ----------------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 59 | fn search_linear(&self, key: &K) -> SearchResult { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `btree_rust::btree::BPlusTree` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use btree_rust::btree::BPlusTree; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `mid` is never read [INFO] [stdout] --> src/btree.rs:73:17 [INFO] [stdout] | [INFO] [stdout] 73 | let mut mid: i32 = 0; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `search_linear` is never used [INFO] [stdout] --> src/btree.rs:59:8 [INFO] [stdout] | [INFO] [stdout] 46 | impl BPlusTreeNode { [INFO] [stdout] | ----------------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 59 | fn search_linear(&self, key: &K) -> SearchResult { [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 1.13s [INFO] running `Command { std: "docker" "inspect" "b12739f52d24a554a632387599d8ffa9dfcdb5b79be85f230975eb25b37c66b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b12739f52d24a554a632387599d8ffa9dfcdb5b79be85f230975eb25b37c66b0", kill_on_drop: false }` [INFO] [stdout] b12739f52d24a554a632387599d8ffa9dfcdb5b79be85f230975eb25b37c66b0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 8a0b507293dd29384770334a809d8a815b284737372939018beb60e8a1fff7c8 [INFO] running `Command { std: "docker" "start" "-a" "8a0b507293dd29384770334a809d8a815b284737372939018beb60e8a1fff7c8", kill_on_drop: false }` [INFO] [stderr] warning: value assigned to `mid` is never read [INFO] [stderr] --> src/btree.rs:73:17 [INFO] [stderr] | [INFO] [stderr] 73 | let mut mid: i32 = 0; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: method `search_linear` is never used [INFO] [stderr] --> src/btree.rs:59:8 [INFO] [stderr] | [INFO] [stderr] 46 | impl BPlusTreeNode { [INFO] [stderr] | ----------------------------------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 59 | fn search_linear(&self, key: &K) -> SearchResult { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `btree-rust` (lib) generated 2 warnings [INFO] [stderr] warning: `btree-rust` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] warning: unused import: `btree_rust::btree::BPlusTree` [INFO] [stderr] --> src/main.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use btree_rust::btree::BPlusTree; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `btree-rust` (bin "btree-rust" test) generated 1 warning (run `cargo fix --bin "btree-rust" --tests` to apply 1 suggestion) [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_rust-1131ca8d929527c5) [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test btree::tests::nodes_are_freed_from_arena_after_deletion ... ok [INFO] [stdout] test btree::tests::decremental_inserts_and_deletes ... ok [INFO] [stdout] test btree::tests::test_get_in_range ... ok [INFO] [stdout] test btree::tests::incremental_inserts_and_deletes ... ok [INFO] [stdout] test btree::tests::incremental_inserts_and_random_deletes ... ok [INFO] [stdout] test btree::tests::incremental_inserts_and_decremental_deletes ... ok [INFO] [stdout] test btree::tests::random_inserts_and_deletes ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/btree_rust-0cd54ad771dc4e88) [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] [stderr] Doc-tests btree_rust [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" "8a0b507293dd29384770334a809d8a815b284737372939018beb60e8a1fff7c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a0b507293dd29384770334a809d8a815b284737372939018beb60e8a1fff7c8", kill_on_drop: false }` [INFO] [stdout] 8a0b507293dd29384770334a809d8a815b284737372939018beb60e8a1fff7c8