[INFO] cloning repository https://github.com/hjarrell/rust-hashing-analysis [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hjarrell/rust-hashing-analysis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhjarrell%2Frust-hashing-analysis", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhjarrell%2Frust-hashing-analysis'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f2a198c752495b911211d40198ad667b9ba12df3 [INFO] checking hjarrell/rust-hashing-analysis against master#7c4ac0603e9ee5295bc802c90575391288a69a8a for pr-124728 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhjarrell%2Frust-hashing-analysis" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hjarrell/rust-hashing-analysis on toolchain 7c4ac0603e9ee5295bc802c90575391288a69a8a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7c4ac0603e9ee5295bc802c90575391288a69a8a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/hjarrell/rust-hashing-analysis [INFO] finished tweaking git repo https://github.com/hjarrell/rust-hashing-analysis [INFO] tweaked toml for git repo https://github.com/hjarrell/rust-hashing-analysis written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/hjarrell/rust-hashing-analysis 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" "+7c4ac0603e9ee5295bc802c90575391288a69a8a" "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] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] checking hjarrell/rust-hashing-analysis against try#98ebbae35138252af77610c20ea5a5e8bf68d639 for pr-124728 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhjarrell%2Frust-hashing-analysis" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hjarrell/rust-hashing-analysis on toolchain 98ebbae35138252af77610c20ea5a5e8bf68d639 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+98ebbae35138252af77610c20ea5a5e8bf68d639" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/hjarrell/rust-hashing-analysis [INFO] finished tweaking git repo https://github.com/hjarrell/rust-hashing-analysis [INFO] tweaked toml for git repo https://github.com/hjarrell/rust-hashing-analysis written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/hjarrell/rust-hashing-analysis 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" "+98ebbae35138252af77610c20ea5a5e8bf68d639" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded svg v0.5.11 [INFO] [stderr] Downloaded plotlib v0.3.0 [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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+98ebbae35138252af77610c20ea5a5e8bf68d639" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] af319401f2e97ed1af186c5f55c4cdc494ee0f69605c6477c1e553ed5ffafc0e [INFO] running `Command { std: "docker" "start" "-a" "af319401f2e97ed1af186c5f55c4cdc494ee0f69605c6477c1e553ed5ffafc0e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "af319401f2e97ed1af186c5f55c4cdc494ee0f69605c6477c1e553ed5ffafc0e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "af319401f2e97ed1af186c5f55c4cdc494ee0f69605c6477c1e553ed5ffafc0e", kill_on_drop: false }` [INFO] [stdout] af319401f2e97ed1af186c5f55c4cdc494ee0f69605c6477c1e553ed5ffafc0e [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=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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+98ebbae35138252af77610c20ea5a5e8bf68d639" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 09b9a285e6fad05a9f4e07275a0f80976c98cdae1d326723a60422ce7c4bf390 [INFO] running `Command { std: "docker" "start" "-a" "09b9a285e6fad05a9f4e07275a0f80976c98cdae1d326723a60422ce7c4bf390", kill_on_drop: false }` [INFO] [stderr] Checking rand_core v0.3.0 [INFO] [stderr] Checking libc v0.2.43 [INFO] [stderr] Checking svg v0.5.11 [INFO] [stderr] Checking rand_core v0.2.2 [INFO] [stderr] Checking plotlib v0.3.0 [INFO] [stderr] Checking rand v0.5.5 [INFO] [stderr] Checking hashing_analysis_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `num_of_bits` is never used [INFO] [stdout] --> src/hashtable.rs:3:4 [INFO] [stdout] | [INFO] [stdout] 3 | fn num_of_bits(input: &u32) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get`, `size`, and `is_full` are never used [INFO] [stdout] --> src/hashtable.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 15 | pub trait HashTable { [INFO] [stdout] | --------- methods in this trait [INFO] [stdout] 16 | fn get(&mut self, key: u32) -> Option; [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | fn size(&self) -> u32; [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 25 | fn is_full(&self) -> bool; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Deleted` is never constructed [INFO] [stdout] --> src/hashtable.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 37 | pub enum HashEntry { [INFO] [stdout] | --------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 40 | Deleted, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `HashEntry` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_deleted` is never used [INFO] [stdout] --> src/hashtable.rs:58:8 [INFO] [stdout] | [INFO] [stdout] 43 | impl HashEntry { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 58 | fn is_deleted(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `num_of_bits` is never used [INFO] [stdout] --> src/hashtable.rs:3:4 [INFO] [stdout] | [INFO] [stdout] 3 | fn num_of_bits(input: &u32) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get`, `size`, and `is_full` are never used [INFO] [stdout] --> src/hashtable.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 15 | pub trait HashTable { [INFO] [stdout] | --------- methods in this trait [INFO] [stdout] 16 | fn get(&mut self, key: u32) -> Option; [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | fn size(&self) -> u32; [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 25 | fn is_full(&self) -> bool; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Deleted` is never constructed [INFO] [stdout] --> src/hashtable.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 37 | pub enum HashEntry { [INFO] [stdout] | --------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 40 | Deleted, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `HashEntry` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_deleted` is never used [INFO] [stdout] --> src/hashtable.rs:58:8 [INFO] [stdout] | [INFO] [stdout] 43 | impl HashEntry { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 58 | fn is_deleted(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.50s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: svg v0.5.11 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "09b9a285e6fad05a9f4e07275a0f80976c98cdae1d326723a60422ce7c4bf390", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "09b9a285e6fad05a9f4e07275a0f80976c98cdae1d326723a60422ce7c4bf390", kill_on_drop: false }` [INFO] [stdout] 09b9a285e6fad05a9f4e07275a0f80976c98cdae1d326723a60422ce7c4bf390