[INFO] cloning repository https://github.com/liamzebedee/gfs-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/liamzebedee/gfs-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliamzebedee%2Fgfs-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliamzebedee%2Fgfs-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 262d2459f87e45a1a933651a5329e54cedb2f3d0 [INFO] testing liamzebedee/gfs-rs against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759-retry [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliamzebedee%2Fgfs-rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/liamzebedee/gfs-rs [INFO] finished tweaking git repo https://github.com/liamzebedee/gfs-rs [INFO] tweaked toml for git repo https://github.com/liamzebedee/gfs-rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/liamzebedee/gfs-rs on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/liamzebedee/gfs-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 25c1c258d840fd00c817d05d4d0b949fa1d87254187787e965b6640466ffe7b1 [INFO] running `Command { std: "docker" "start" "-a" "25c1c258d840fd00c817d05d4d0b949fa1d87254187787e965b6640466ffe7b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "25c1c258d840fd00c817d05d4d0b949fa1d87254187787e965b6640466ffe7b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "25c1c258d840fd00c817d05d4d0b949fa1d87254187787e965b6640466ffe7b1", kill_on_drop: false }` [INFO] [stdout] 25c1c258d840fd00c817d05d4d0b949fa1d87254187787e965b6640466ffe7b1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 266caf2a809d32d73252f4ba18edbf7489a78f25b5c5f5f215dc93077407bbd8 [INFO] running `Command { std: "docker" "start" "-a" "266caf2a809d32d73252f4ba18edbf7489a78f25b5c5f5f215dc93077407bbd8", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.89 [INFO] [stderr] Compiling unicode-ident v1.0.13 [INFO] [stderr] Compiling libc v0.2.161 [INFO] [stderr] Compiling thiserror v1.0.65 [INFO] [stderr] Compiling either v1.13.0 [INFO] [stderr] Compiling rust_decimal v1.36.0 [INFO] [stderr] Compiling serde v1.0.213 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling serde_json v1.0.132 [INFO] [stderr] Compiling protobuf v3.7.1 [INFO] [stderr] Compiling foldhash v0.1.3 [INFO] [stderr] Compiling allocator-api2 v0.2.18 [INFO] [stderr] Compiling arrayvec v0.7.6 [INFO] [stderr] Compiling utf8-width v0.1.7 [INFO] [stderr] Compiling cpufeatures v0.2.14 [INFO] [stderr] Compiling crc32fast v1.4.2 [INFO] [stderr] Compiling sha2 v0.10.8 [INFO] [stderr] Compiling rayon v1.10.0 [INFO] [stderr] Compiling hashbrown v0.15.0 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling syn v2.0.85 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Compiling signal-hook-registry v1.4.2 [INFO] [stderr] Compiling mio v1.0.2 [INFO] [stderr] Compiling socket2 v0.5.7 [INFO] [stderr] Compiling parking_lot v0.12.3 [INFO] [stderr] Compiling byte-unit v5.1.4 [INFO] [stderr] Compiling lru v0.12.5 [INFO] [stderr] Compiling fid-rs v0.2.0 [INFO] [stderr] Compiling louds-rs v0.7.0 [INFO] [stderr] Compiling trie-rs v0.4.2 [INFO] [stderr] Compiling thiserror-impl v1.0.65 [INFO] [stderr] Compiling serde_derive v1.0.213 [INFO] [stderr] Compiling tokio-macros v2.4.0 [INFO] [stderr] Compiling tokio v1.41.0 [INFO] [stderr] Compiling protobuf-support v3.7.1 [INFO] [stderr] Compiling google-file-system v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `*` [INFO] [stdout] --> src/master.rs:8:26 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::chunkserver::{*}; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/chunkserver.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize` [INFO] [stdout] --> src/chunkserver.rs:2:13 [INFO] [stdout] | [INFO] [stdout] 2 | use serde::{Serialize, Deserialize}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path::Path` [INFO] [stdout] --> src/chunkserver.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::vec` [INFO] [stdout] --> src/chunkserver.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::vec; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Error` [INFO] [stdout] --> src/client.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fmt::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `*` [INFO] [stdout] --> src/client.rs:5:26 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::chunkserver::{*}; [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/client.rs:8:20 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::chunk::{self, *}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sha2::Digest` [INFO] [stdout] --> src/chunkserver.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use sha2::Digest; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `replication_factor` [INFO] [stdout] --> src/master.rs:149:59 [INFO] [stdout] | [INFO] [stdout] 149 | pub fn get_free_chunkservers(&self, _num_chunks: u64, replication_factor: u8) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_replication_factor` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/master.rs:184:18 [INFO] [stdout] | [INFO] [stdout] 184 | for (i, chunk_location) in chunk_locations.iter().enumerate() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hasher` [INFO] [stdout] --> src/chunkserver.rs:73:25 [INFO] [stdout] | [INFO] [stdout] 73 | let mut hasher = Hasher::new(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_hasher` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chunkserver.rs:73:21 [INFO] [stdout] | [INFO] [stdout] 73 | let mut hasher = Hasher::new(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/client.rs:102:13 [INFO] [stdout] | [INFO] [stdout] 102 | let mut free_chunkservers = self.master.lock().unwrap().get_free_chunkservers(chunks.len() as u64, replication); [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ChunkLocation` is never constructed [INFO] [stdout] --> src/master.rs:91:8 [INFO] [stdout] | [INFO] [stdout] 91 | struct ChunkLocation { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 00s [INFO] running `Command { std: "docker" "inspect" "266caf2a809d32d73252f4ba18edbf7489a78f25b5c5f5f215dc93077407bbd8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "266caf2a809d32d73252f4ba18edbf7489a78f25b5c5f5f215dc93077407bbd8", kill_on_drop: false }` [INFO] [stdout] 266caf2a809d32d73252f4ba18edbf7489a78f25b5c5f5f215dc93077407bbd8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 06247e33beeac11633ff81eba1cf5ce3d903823e2c7734b195a21d4a671ba177 [INFO] running `Command { std: "docker" "start" "-a" "06247e33beeac11633ff81eba1cf5ce3d903823e2c7734b195a21d4a671ba177", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `*` [INFO] [stdout] --> src/master.rs:8:26 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::chunkserver::{*}; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/chunkserver.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize` [INFO] [stdout] --> src/chunkserver.rs:2:13 [INFO] [stdout] | [INFO] [stdout] 2 | use serde::{Serialize, Deserialize}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path::Path` [INFO] [stdout] --> src/chunkserver.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::vec` [INFO] [stdout] --> src/chunkserver.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::vec; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Error` [INFO] [stdout] --> src/client.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fmt::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `*` [INFO] [stdout] --> src/client.rs:5:26 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::chunkserver::{*}; [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/client.rs:8:20 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::chunk::{self, *}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sha2::Digest` [INFO] [stdout] --> src/chunkserver.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use sha2::Digest; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling google-file-system v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `replication_factor` [INFO] [stdout] --> src/master.rs:149:59 [INFO] [stdout] | [INFO] [stdout] 149 | pub fn get_free_chunkservers(&self, _num_chunks: u64, replication_factor: u8) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_replication_factor` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/master.rs:184:18 [INFO] [stdout] | [INFO] [stdout] 184 | for (i, chunk_location) in chunk_locations.iter().enumerate() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hasher` [INFO] [stdout] --> src/chunkserver.rs:73:25 [INFO] [stdout] | [INFO] [stdout] 73 | let mut hasher = Hasher::new(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_hasher` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chunkserver.rs:73:21 [INFO] [stdout] | [INFO] [stdout] 73 | let mut hasher = Hasher::new(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/client.rs:102:13 [INFO] [stdout] | [INFO] [stdout] 102 | let mut free_chunkservers = self.master.lock().unwrap().get_free_chunkservers(chunks.len() as u64, replication); [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ChunkLocation` is never constructed [INFO] [stdout] --> src/master.rs:91:8 [INFO] [stdout] | [INFO] [stdout] 91 | struct ChunkLocation { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::mpsc` [INFO] [stdout] --> examples/stack/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::sync::mpsc; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> examples/stack/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `*` [INFO] [stdout] --> src/master.rs:8:26 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::chunkserver::{*}; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/chunkserver.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize` [INFO] [stdout] --> src/chunkserver.rs:2:13 [INFO] [stdout] | [INFO] [stdout] 2 | use serde::{Serialize, Deserialize}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path::Path` [INFO] [stdout] --> src/chunkserver.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::vec` [INFO] [stdout] --> src/chunkserver.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::vec; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Error` [INFO] [stdout] --> src/client.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fmt::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `*` [INFO] [stdout] --> src/client.rs:5:26 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::chunkserver::{*}; [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/client.rs:8:20 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::chunk::{self, *}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sha2::Digest` [INFO] [stdout] --> src/chunkserver.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use sha2::Digest; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `replication_factor` [INFO] [stdout] --> src/master.rs:149:59 [INFO] [stdout] | [INFO] [stdout] 149 | pub fn get_free_chunkservers(&self, _num_chunks: u64, replication_factor: u8) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_replication_factor` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/master.rs:184:18 [INFO] [stdout] | [INFO] [stdout] 184 | for (i, chunk_location) in chunk_locations.iter().enumerate() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hasher` [INFO] [stdout] --> src/chunkserver.rs:73:25 [INFO] [stdout] | [INFO] [stdout] 73 | let mut hasher = Hasher::new(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_hasher` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chunkserver.rs:73:21 [INFO] [stdout] | [INFO] [stdout] 73 | let mut hasher = Hasher::new(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/client.rs:102:13 [INFO] [stdout] | [INFO] [stdout] 102 | let mut free_chunkservers = self.master.lock().unwrap().get_free_chunkservers(chunks.len() as u64, replication); [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ChunkLocation` is never constructed [INFO] [stdout] --> src/master.rs:91:8 [INFO] [stdout] | [INFO] [stdout] 91 | struct ChunkLocation { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> examples/basic/main.rs:111:5 [INFO] [stdout] | [INFO] [stdout] 111 | client.append("/test", "hello world\n".as_bytes(), network.clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 111 | let _ = client.append("/test", "hello world\n".as_bytes(), network.clone()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> examples/basic/main.rs:112:5 [INFO] [stdout] | [INFO] [stdout] 112 | client.append("/test", "hello again".as_bytes(), network.clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 112 | let _ = client.append("/test", "hello again".as_bytes(), network.clone()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> examples/basic/main.rs:113:5 [INFO] [stdout] | [INFO] [stdout] 113 | client.append("/test", "dog".as_bytes(), network.clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 113 | let _ = client.append("/test", "dog".as_bytes(), network.clone()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 2.72s [INFO] running `Command { std: "docker" "inspect" "06247e33beeac11633ff81eba1cf5ce3d903823e2c7734b195a21d4a671ba177", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "06247e33beeac11633ff81eba1cf5ce3d903823e2c7734b195a21d4a671ba177", kill_on_drop: false }` [INFO] [stdout] 06247e33beeac11633ff81eba1cf5ce3d903823e2c7734b195a21d4a671ba177 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9a59693c65945d2967bafde4e20ea5ef43c67ecbf54a0898648df138c2c50734 [INFO] running `Command { std: "docker" "start" "-a" "9a59693c65945d2967bafde4e20ea5ef43c67ecbf54a0898648df138c2c50734", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `*` [INFO] [stderr] --> src/master.rs:8:26 [INFO] [stderr] | [INFO] [stderr] 8 | use crate::chunkserver::{*}; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/chunkserver.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Deserialize` and `Serialize` [INFO] [stderr] --> src/chunkserver.rs:2:13 [INFO] [stderr] | [INFO] [stderr] 2 | use serde::{Serialize, Deserialize}; [INFO] [stderr] | ^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::path::Path` [INFO] [stderr] --> src/chunkserver.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::path::Path; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::vec` [INFO] [stderr] --> src/chunkserver.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::vec; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fmt::Error` [INFO] [stderr] --> src/client.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::fmt::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `*` [INFO] [stderr] --> src/client.rs:5:26 [INFO] [stderr] | [INFO] [stderr] 5 | use crate::chunkserver::{*}; [INFO] [stderr] | ^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `self` [INFO] [stderr] --> src/client.rs:8:20 [INFO] [stderr] | [INFO] [stderr] 8 | use crate::chunk::{self, *}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `sha2::Digest` [INFO] [stderr] --> src/chunkserver.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use sha2::Digest; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `replication_factor` [INFO] [stderr] --> src/master.rs:149:59 [INFO] [stderr] | [INFO] [stderr] 149 | pub fn get_free_chunkservers(&self, _num_chunks: u64, replication_factor: u8) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_replication_factor` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/master.rs:184:18 [INFO] [stderr] | [INFO] [stderr] 184 | for (i, chunk_location) in chunk_locations.iter().enumerate() { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `hasher` [INFO] [stderr] --> src/chunkserver.rs:73:25 [INFO] [stderr] | [INFO] [stderr] 73 | let mut hasher = Hasher::new(); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_hasher` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/chunkserver.rs:73:21 [INFO] [stderr] | [INFO] [stderr] 73 | let mut hasher = Hasher::new(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/client.rs:102:13 [INFO] [stderr] | [INFO] [stderr] 102 | let mut free_chunkservers = self.master.lock().unwrap().get_free_chunkservers(chunks.len() as u64, replication); [INFO] [stderr] | ----^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: struct `ChunkLocation` is never constructed [INFO] [stderr] --> src/master.rs:91:8 [INFO] [stderr] | [INFO] [stderr] 91 | struct ChunkLocation { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `google-file-system` (lib) generated 15 warnings (run `cargo fix --lib -p google-file-system` to apply 10 suggestions) [INFO] [stderr] warning: `google-file-system` (lib test) generated 15 warnings (15 duplicates) [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> examples/basic/main.rs:111:5 [INFO] [stderr] | [INFO] [stderr] 111 | client.append("/test", "hello world\n".as_bytes(), network.clone()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 111 | let _ = client.append("/test", "hello world\n".as_bytes(), network.clone()); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> examples/basic/main.rs:112:5 [INFO] [stderr] | [INFO] [stderr] 112 | client.append("/test", "hello again".as_bytes(), network.clone()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 112 | let _ = client.append("/test", "hello again".as_bytes(), network.clone()); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> examples/basic/main.rs:113:5 [INFO] [stderr] | [INFO] [stderr] 113 | client.append("/test", "dog".as_bytes(), network.clone()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 113 | let _ = client.append("/test", "dog".as_bytes(), network.clone()); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::sync::mpsc` [INFO] [stderr] --> examples/stack/main.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::sync::mpsc; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::thread` [INFO] [stderr] --> examples/stack/main.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::thread; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `google-file-system` (example "basic") generated 3 warnings [INFO] [stderr] warning: `google-file-system` (example "stack") generated 2 warnings (run `cargo fix --example "stack"` to apply 2 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/gfs-cd501c892cd075ca) [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 gfs [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" "9a59693c65945d2967bafde4e20ea5ef43c67ecbf54a0898648df138c2c50734", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a59693c65945d2967bafde4e20ea5ef43c67ecbf54a0898648df138c2c50734", kill_on_drop: false }` [INFO] [stdout] 9a59693c65945d2967bafde4e20ea5ef43c67ecbf54a0898648df138c2c50734