[INFO] updating cached repository https://github.com/reese/kvs [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 605988e5d92306a26a7ee4c51f0a3acbd7c77849 [INFO] checking reese/kvs against master#ba72b15666b2491415aec703a02c2364fe5e2790 for pr-71140 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freese%2Fkvs" "/workspace/builds/worker-6/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/reese/kvs on toolchain ba72b15666b2491415aec703a02c2364fe5e2790 [INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/reese/kvs [INFO] finished tweaking git repo https://github.com/reese/kvs [INFO] tweaked toml for git repo https://github.com/reese/kvs written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/reese/kvs already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 262d64a43758ddb761e4b32e1e4d0a104a605583a8f4601a22f2e938329b52bb [INFO] running `"docker" "start" "-a" "262d64a43758ddb761e4b32e1e4d0a104a605583a8f4601a22f2e938329b52bb"` [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking float-cmp v0.5.3 [INFO] [stderr] Checking stderrlog v0.4.3 [INFO] [stderr] Checking crossbeam-epoch v0.8.0 [INFO] [stderr] Checking regex-automata v0.1.8 [INFO] [stderr] Checking tinytemplate v1.0.3 [INFO] [stderr] Checking escargot v0.4.0 [INFO] [stderr] Checking failure v0.1.6 [INFO] [stderr] Checking structopt v0.3.7 [INFO] [stderr] Checking predicates v1.0.2 [INFO] [stderr] Checking kvs v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking crossbeam-deque v0.7.2 [INFO] [stderr] Checking bstr v0.2.11 [INFO] [stderr] Checking rayon-core v1.7.0 [INFO] [stderr] Checking rayon v1.3.0 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Checking assert_cmd v0.11.1 [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/bin/kvs-server.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `KvsEngine` [INFO] [stderr] --> src/bin/kvs-server.rs:7:20 [INFO] [stderr] | [INFO] [stderr] 7 | use kvs::{KvStore, KvsEngine, Options, Result}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::net::SocketAddr` [INFO] [stderr] --> src/bin/kvs-server.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::net::SocketAddr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `store` [INFO] [stderr] --> src/bin/kvs-server.rs:40:9 [INFO] [stderr] | [INFO] [stderr] 40 | let mut store = KvStore::open(current_dir()?)?; [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_store` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/kvs-server.rs:40:9 [INFO] [stderr] | [INFO] [stderr] 40 | let mut store = KvStore::open(current_dir()?)?; [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/bin/kvs-server.rs:41:9 [INFO] [stderr] | [INFO] [stderr] 41 | let mut exit_code = 0; [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::net::SocketAddr` [INFO] [stderr] --> src/bin/kvs-client.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::net::SocketAddr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Checking criterion v0.2.11 [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/bin/kvs-server.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `KvsEngine` [INFO] [stderr] --> src/bin/kvs-server.rs:7:20 [INFO] [stderr] | [INFO] [stderr] 7 | use kvs::{KvStore, KvsEngine, Options, Result}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::net::SocketAddr` [INFO] [stderr] --> src/bin/kvs-server.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::net::SocketAddr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::net::SocketAddr` [INFO] [stderr] --> src/bin/kvs-client.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::net::SocketAddr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `store` [INFO] [stderr] --> src/bin/kvs-server.rs:40:9 [INFO] [stderr] | [INFO] [stderr] 40 | let mut store = KvStore::open(current_dir()?)?; [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_store` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/kvs-server.rs:40:9 [INFO] [stderr] | [INFO] [stderr] 40 | let mut store = KvStore::open(current_dir()?)?; [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/bin/kvs-server.rs:41:9 [INFO] [stderr] | [INFO] [stderr] 41 | let mut exit_code = 0; [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 19.67s [INFO] running `"docker" "inspect" "262d64a43758ddb761e4b32e1e4d0a104a605583a8f4601a22f2e938329b52bb"` [INFO] running `"docker" "rm" "-f" "262d64a43758ddb761e4b32e1e4d0a104a605583a8f4601a22f2e938329b52bb"` [INFO] [stdout] 262d64a43758ddb761e4b32e1e4d0a104a605583a8f4601a22f2e938329b52bb