[INFO] fetching crate art-tree 0.2.0... [INFO] testing art-tree-0.2.0 against 1.59.0 for beta-1.60-1 [INFO] extracting crate art-tree 0.2.0 into /workspace/builds/worker-60/source [INFO] validating manifest of crates.io crate art-tree 0.2.0 on toolchain 1.59.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate art-tree 0.2.0 [INFO] finished tweaking crates.io crate art-tree 0.2.0 [INFO] tweaked toml for crates.io crate art-tree 0.2.0 written to /workspace/builds/worker-60/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b4d656cb4d721688bfe08305e9ba954358eb28b02bc8927a2359d01a9a20bab5 [INFO] running `Command { std: "docker" "start" "-a" "b4d656cb4d721688bfe08305e9ba954358eb28b02bc8927a2359d01a9a20bab5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b4d656cb4d721688bfe08305e9ba954358eb28b02bc8927a2359d01a9a20bab5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b4d656cb4d721688bfe08305e9ba954358eb28b02bc8927a2359d01a9a20bab5", kill_on_drop: false }` [INFO] [stdout] b4d656cb4d721688bfe08305e9ba954358eb28b02bc8927a2359d01a9a20bab5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ee9342d676bd56f8e711ed4dc0f1eab62db293c58ec7ba4900c7d262e84ec97b [INFO] running `Command { std: "docker" "start" "-a" "ee9342d676bd56f8e711ed4dc0f1eab62db293c58ec7ba4900c7d262e84ec97b", kill_on_drop: false }` [INFO] [stderr] Compiling art-tree v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/node.rs:244:9 [INFO] [stdout] | [INFO] [stdout] 241 | return Some(val); [INFO] [stdout] | ---------------- any code following this expression is unreachable [INFO] [stdout] ... [INFO] [stdout] 244 | / for i in 0..self.keys.len() { [INFO] [stdout] 245 | | // find key which uses last cell inside values array [INFO] [stdout] 246 | | if self.keys[i] == self.len as u8 { [INFO] [stdout] 247 | | // move value of key which points to last array cell [INFO] [stdout] ... | [INFO] [stdout] 252 | | } [INFO] [stdout] 253 | | } [INFO] [stdout] | |_________^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.77s [INFO] running `Command { std: "docker" "inspect" "ee9342d676bd56f8e711ed4dc0f1eab62db293c58ec7ba4900c7d262e84ec97b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ee9342d676bd56f8e711ed4dc0f1eab62db293c58ec7ba4900c7d262e84ec97b", kill_on_drop: false }` [INFO] [stdout] ee9342d676bd56f8e711ed4dc0f1eab62db293c58ec7ba4900c7d262e84ec97b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 18255fb8b35a6eeb252146b9098f94fc5d83cc6c71154d463dabfd297b50b4f2 [INFO] running `Command { std: "docker" "start" "-a" "18255fb8b35a6eeb252146b9098f94fc5d83cc6c71154d463dabfd297b50b4f2", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling crossbeam-utils v0.8.7 [INFO] [stderr] Compiling semver v1.0.6 [INFO] [stderr] Compiling crossbeam-epoch v0.9.7 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling plotters-backend v0.3.2 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling half v1.8.2 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/node.rs:244:9 [INFO] [stdout] | [INFO] [stdout] 241 | return Some(val); [INFO] [stdout] | ---------------- any code following this expression is unreachable [INFO] [stdout] ... [INFO] [stdout] 244 | / for i in 0..self.keys.len() { [INFO] [stdout] 245 | | // find key which uses last cell inside values array [INFO] [stdout] 246 | | if self.keys[i] == self.len as u8 { [INFO] [stdout] 247 | | // move value of key which points to last array cell [INFO] [stdout] ... | [INFO] [stdout] 252 | | } [INFO] [stdout] 253 | | } [INFO] [stdout] | |_________^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling plotters-svg v0.3.1 [INFO] [stderr] Compiling itertools v0.10.3 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling crossbeam-channel v0.5.2 [INFO] [stderr] Compiling crossbeam-deque v0.8.1 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Compiling plotters v0.3.1 [INFO] [stderr] Compiling criterion-plot v0.4.4 [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Compiling bstr v0.2.17 [INFO] [stderr] Compiling serde_cbor v0.11.2 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling criterion v0.3.5 [INFO] [stderr] Compiling art-tree v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/node.rs:244:9 [INFO] [stdout] | [INFO] [stdout] 241 | return Some(val); [INFO] [stdout] | ---------------- any code following this expression is unreachable [INFO] [stdout] ... [INFO] [stdout] 244 | / for i in 0..self.keys.len() { [INFO] [stdout] 245 | | // find key which uses last cell inside values array [INFO] [stdout] 246 | | if self.keys[i] == self.len as u8 { [INFO] [stdout] 247 | | // move value of key which points to last array cell [INFO] [stdout] ... | [INFO] [stdout] 252 | | } [INFO] [stdout] 253 | | } [INFO] [stdout] | |_________^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 15.36s [INFO] running `Command { std: "docker" "inspect" "18255fb8b35a6eeb252146b9098f94fc5d83cc6c71154d463dabfd297b50b4f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "18255fb8b35a6eeb252146b9098f94fc5d83cc6c71154d463dabfd297b50b4f2", kill_on_drop: false }` [INFO] [stdout] 18255fb8b35a6eeb252146b9098f94fc5d83cc6c71154d463dabfd297b50b4f2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9c656a29535061984179cc8366616d5eebf2f93355ae70e64e74e0df962a0b6f [INFO] running `Command { std: "docker" "start" "-a" "9c656a29535061984179cc8366616d5eebf2f93355ae70e64e74e0df962a0b6f", kill_on_drop: false }` [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/node.rs:244:9 [INFO] [stderr] | [INFO] [stderr] 241 | return Some(val); [INFO] [stderr] | ---------------- any code following this expression is unreachable [INFO] [stderr] ... [INFO] [stderr] 244 | / for i in 0..self.keys.len() { [INFO] [stderr] 245 | | // find key which uses last cell inside values array [INFO] [stderr] 246 | | if self.keys[i] == self.len as u8 { [INFO] [stderr] 247 | | // move value of key which points to last array cell [INFO] [stderr] ... | [INFO] [stderr] 252 | | } [INFO] [stderr] 253 | | } [INFO] [stderr] | |_________^ unreachable statement [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `art-tree` (lib) generated 1 warning [INFO] [stderr] warning: `art-tree` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/art_tree-9588b16c7a094496) [INFO] [stdout] running 44 tests [INFO] [stdout] test node::tests::flat_node ... ok [INFO] [stdout] test scanner::tests::range_scan_on_sequential_f32_keys ... ok [INFO] [stdout] test node::tests::node48 ... ok [INFO] [stdout] test node::tests::node256 ... ok [INFO] [stdout] test scanner::tests::iter_with_long_prefix ... ok [INFO] [stdout] test scanner::tests::double_ended_iter ... ok [INFO] [stdout] test tests::seq_insert_f64 ... ok [INFO] [stdout] test scanner::tests::range_scan_on_sequential_f64_keys ... ok [INFO] [stdout] test tests::seq_insert_f32 ... ok [INFO] [stdout] test tests::seq_insert_u8 ... ok [INFO] [stdout] test tests::seq_remove_u8 ... ok [INFO] [stdout] test tests::seq_remove_u32 ... ok [INFO] [stdout] test scanner::tests::range_scan_on_sequential_u32_keys ... ok [INFO] [stdout] test tests::seq_remove_i8 ... ok [INFO] [stdout] test scanner::tests::seq_u8 ... ok [INFO] [stdout] test scanner::tests::range_scan_with_long_prefix ... ok [INFO] [stdout] test tests::seq_insert_i8 ... ok [INFO] [stdout] test tests::seq_insert_u32 ... ok [INFO] [stdout] test tests::seq_remove_i32 ... ok [INFO] [stdout] test tests::seq_insert_i32 ... ok [INFO] [stdout] test tests::seq_remove_i64 ... ok [INFO] [stdout] test tests::seq_insert_u16 ... ok [INFO] [stdout] test tests::seq_insert_i16 ... ok [INFO] [stdout] test tests::mixed_upsert_and_delete ... ok [INFO] [stdout] test tests::seq_remove_i16 ... ok [INFO] [stdout] test tests::seq_remove_u128 ... ok [INFO] [stdout] test scanner::tests::seq_u16 ... ok [INFO] [stdout] test tests::seq_remove_u16 ... ok [INFO] [stdout] test scanner::tests::combined_keys ... ok [INFO] [stdout] test tests::seq_insert_i64 ... ok [INFO] [stdout] test tests::seq_insert_u128 ... ok [INFO] [stdout] test tests::seq_insert_combined_key ... ok [INFO] [stdout] test scanner::tests::double_ended_iter_seq_keys ... ok [INFO] [stdout] test tests::seq_remove_combined_key ... ok [INFO] [stdout] test tests::seq_remove_i128 ... ok [INFO] [stdout] test tests::seq_insert_i128 ... ok [INFO] [stdout] test scanner::tests::range_scan_on_sequential_u64_keys ... ok [INFO] [stdout] test tests::seq_insert_u64 ... ok [INFO] [stdout] test tests::seq_remove_u64 ... ok [INFO] [stdout] test tests::existed_elements_cannot_be_inserted ... ok [INFO] [stdout] test tests::insert_with_long_prefix ... ok [INFO] [stdout] test tests::remove_with_long_prefix ... ok [INFO] [stdout] test tests::modifications_with_seq_keys_with_increasing_size ... ok [INFO] [stdout] test tests::upsert has been running for over 60 seconds [INFO] [stdout] test tests::upsert ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 44 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 62.01s [INFO] [stdout] [INFO] [stderr] Doc-tests art-tree [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/keys.rs - keys::KeyBuilder (line 257) ... ok [INFO] [stdout] test src/keys.rs - keys::KeyBuilder (line 263) ... ok [INFO] [stdout] test src/lib.rs - (line 6) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.22s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "9c656a29535061984179cc8366616d5eebf2f93355ae70e64e74e0df962a0b6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c656a29535061984179cc8366616d5eebf2f93355ae70e64e74e0df962a0b6f", kill_on_drop: false }` [INFO] [stdout] 9c656a29535061984179cc8366616d5eebf2f93355ae70e64e74e0df962a0b6f