[INFO] cloning repository https://github.com/arailly/hashtable-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arailly/hashtable-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farailly%2Fhashtable-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farailly%2Fhashtable-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fe553eea22ec0bf8d975c5f06e04b85be10f683d [INFO] building arailly/hashtable-rs against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farailly%2Fhashtable-rs" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/arailly/hashtable-rs on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/arailly/hashtable-rs [INFO] finished tweaking git repo https://github.com/arailly/hashtable-rs [INFO] tweaked toml for git repo https://github.com/arailly/hashtable-rs written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/arailly/hashtable-rs 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5b18ab5c3182ce8daf6f2f40e79f8a2f6ad3bf63eac74a13daebf7935c25c108 [INFO] running `Command { std: "docker" "start" "-a" "5b18ab5c3182ce8daf6f2f40e79f8a2f6ad3bf63eac74a13daebf7935c25c108", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5b18ab5c3182ce8daf6f2f40e79f8a2f6ad3bf63eac74a13daebf7935c25c108", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b18ab5c3182ce8daf6f2f40e79f8a2f6ad3bf63eac74a13daebf7935c25c108", kill_on_drop: false }` [INFO] [stdout] 5b18ab5c3182ce8daf6f2f40e79f8a2f6ad3bf63eac74a13daebf7935c25c108 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 30aa0743c918ca55441c14df43c63fd28dc1b91670ffc5888a79f84635339d02 [INFO] running `Command { std: "docker" "start" "-a" "30aa0743c918ca55441c14df43c63fd28dc1b91670ffc5888a79f84635339d02", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.154 [INFO] [stderr] Compiling getrandom v0.2.14 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling hashtable-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `Bucket` is never constructed [INFO] [stdout] --> src/openaddressing.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct Bucket { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `HashTable` is never constructed [INFO] [stdout] --> src/openaddressing.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | struct HashTable { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/openaddressing.rs:20:11 [INFO] [stdout] | [INFO] [stdout] 19 | impl HashTable { [INFO] [stdout] | -------------- associated items in this implementation [INFO] [stdout] 20 | const INITIAL_SIZE: usize = 16; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 21 | const MAX_PROBE: usize = 4; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 22 | [INFO] [stdout] 23 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | pub fn upsert(&mut self, key: String, value: i32) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 52 | fn compute_insertable_index(&self, hashed_key: u64, buckets: &Vec>) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 72 | pub fn get(&self, key: &str) -> Option { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 93 | fn len(&self) -> usize { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 97 | fn compute_hash(&self, key: &str) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 103 | fn compute_bucket_index(&self, hashed_key: u64, len: usize) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 107 | fn rehash(&mut self) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 123 | fn make_rehashed_buckets(&self, next_len: usize) -> Option>> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 151 | pub fn delete(&mut self, key: &str) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Bucket` is never constructed [INFO] [stdout] --> src/closedaddressing.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | struct Bucket { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `BucketChain` is never used [INFO] [stdout] --> src/closedaddressing.rs:9:6 [INFO] [stdout] | [INFO] [stdout] 9 | type BucketChain = Vec; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `BucketChains` is never used [INFO] [stdout] --> src/closedaddressing.rs:11:6 [INFO] [stdout] | [INFO] [stdout] 11 | type BucketChains = Vec>; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `HashTable` is never constructed [INFO] [stdout] --> src/closedaddressing.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 14 | struct HashTable { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/closedaddressing.rs:19:11 [INFO] [stdout] | [INFO] [stdout] 18 | impl HashTable { [INFO] [stdout] | -------------- associated items in this implementation [INFO] [stdout] 19 | const INITIAL_SIZE: usize = 16; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 20 | [INFO] [stdout] 21 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 27 | fn len(&self) -> usize { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 31 | fn compute_hash(&self, key: &str) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 37 | fn compute_bucket_index(&self, hashed_key: u64, len: usize) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 41 | pub fn upsert(&mut self, key: String, value: i32) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 74 | pub fn get(&self, key: &str) -> Option { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 92 | pub fn delete(&mut self, key: &str) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.33s [INFO] running `Command { std: "docker" "inspect" "30aa0743c918ca55441c14df43c63fd28dc1b91670ffc5888a79f84635339d02", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "30aa0743c918ca55441c14df43c63fd28dc1b91670ffc5888a79f84635339d02", kill_on_drop: false }` [INFO] [stdout] 30aa0743c918ca55441c14df43c63fd28dc1b91670ffc5888a79f84635339d02 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d13ddc1dd05921e4babfc7e34f81edc8220d3118618fe65d11abaf52c25b74f9 [INFO] running `Command { std: "docker" "start" "-a" "d13ddc1dd05921e4babfc7e34f81edc8220d3118618fe65d11abaf52c25b74f9", kill_on_drop: false }` [INFO] [stdout] warning: struct `Bucket` is never constructed [INFO] [stdout] --> src/openaddressing.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct Bucket { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `HashTable` is never constructed [INFO] [stdout] --> src/openaddressing.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | struct HashTable { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/openaddressing.rs:20:11 [INFO] [stdout] | [INFO] [stdout] 19 | impl HashTable { [INFO] [stdout] | -------------- associated items in this implementation [INFO] [stdout] 20 | const INITIAL_SIZE: usize = 16; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 21 | const MAX_PROBE: usize = 4; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 22 | [INFO] [stdout] 23 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | pub fn upsert(&mut self, key: String, value: i32) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 52 | fn compute_insertable_index(&self, hashed_key: u64, buckets: &Vec>) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 72 | pub fn get(&self, key: &str) -> Option { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 93 | fn len(&self) -> usize { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 97 | fn compute_hash(&self, key: &str) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 103 | fn compute_bucket_index(&self, hashed_key: u64, len: usize) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 107 | fn rehash(&mut self) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 123 | fn make_rehashed_buckets(&self, next_len: usize) -> Option>> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 151 | pub fn delete(&mut self, key: &str) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Bucket` is never constructed [INFO] [stdout] --> src/closedaddressing.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | struct Bucket { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `BucketChain` is never used [INFO] [stdout] --> src/closedaddressing.rs:9:6 [INFO] [stdout] | [INFO] [stdout] 9 | type BucketChain = Vec; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `BucketChains` is never used [INFO] [stdout] --> src/closedaddressing.rs:11:6 [INFO] [stdout] | [INFO] [stdout] 11 | type BucketChains = Vec>; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling hashtable-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `HashTable` is never constructed [INFO] [stdout] --> src/closedaddressing.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 14 | struct HashTable { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/closedaddressing.rs:19:11 [INFO] [stdout] | [INFO] [stdout] 18 | impl HashTable { [INFO] [stdout] | -------------- associated items in this implementation [INFO] [stdout] 19 | const INITIAL_SIZE: usize = 16; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 20 | [INFO] [stdout] 21 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 27 | fn len(&self) -> usize { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 31 | fn compute_hash(&self, key: &str) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 37 | fn compute_bucket_index(&self, hashed_key: u64, len: usize) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 41 | pub fn upsert(&mut self, key: String, value: i32) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 74 | pub fn get(&self, key: &str) -> Option { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 92 | pub fn delete(&mut self, key: &str) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s [INFO] running `Command { std: "docker" "inspect" "d13ddc1dd05921e4babfc7e34f81edc8220d3118618fe65d11abaf52c25b74f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d13ddc1dd05921e4babfc7e34f81edc8220d3118618fe65d11abaf52c25b74f9", kill_on_drop: false }` [INFO] [stdout] d13ddc1dd05921e4babfc7e34f81edc8220d3118618fe65d11abaf52c25b74f9