[INFO] fetching crate raft4rs 0.1.2...
[INFO] checking raft4rs-0.1.2 against master#119d2a1a98fe87d4ae6cabf12134a0ef2fb95851 for pr-75180
[INFO] extracting crate raft4rs 0.1.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate raft4rs 0.1.2 on toolchain 119d2a1a98fe87d4ae6cabf12134a0ef2fb95851
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate raft4rs 0.1.2
[INFO] finished tweaking crates.io crate raft4rs 0.1.2
[INFO] tweaked toml for crates.io crate raft4rs 0.1.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 642120577ca4bf9d5477925e0439a6db60f34d3dbe1bc0f108e169d720415cfc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "642120577ca4bf9d5477925e0439a6db60f34d3dbe1bc0f108e169d720415cfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "642120577ca4bf9d5477925e0439a6db60f34d3dbe1bc0f108e169d720415cfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "642120577ca4bf9d5477925e0439a6db60f34d3dbe1bc0f108e169d720415cfc", kill_on_drop: false }`
[INFO] [stdout] 642120577ca4bf9d5477925e0439a6db60f34d3dbe1bc0f108e169d720415cfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c95465c7f8e0f7413865202e002043c44379ff59c7faf4f5fb72afa6d4d8c39c
[INFO] running `Command { std: "docker" "start" "-a" "c95465c7f8e0f7413865202e002043c44379ff59c7faf4f5fb72afa6d4d8c39c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking polling v0.1.5
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking futures-lite v0.1.11
[INFO] [stderr]     Checking lexical-core v0.7.4
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking async-io v0.1.11
[INFO] [stderr]     Checking blocking v0.5.2
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]     Checking async-executor v0.1.2
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.67
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.67
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling async-trait v0.1.38
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.67
[INFO] [stderr]     Checking wasm-bindgen v0.2.67
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking js-sys v0.3.44
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking web-sys v0.3.44
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking gloo-timers v0.2.1
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking async-std v1.6.3
[INFO] [stderr]     Checking config v0.10.1
[INFO] [stderr]     Checking deadpool v0.5.2
[INFO] [stderr]     Checking raft4rs v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> src/storage.rs:629:9
[INFO] [stdout]     |
[INFO] [stdout] 629 |     let path = Path::new("example/data/raft1")
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` 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 1m 39s
[INFO] running `Command { std: "docker" "inspect" "c95465c7f8e0f7413865202e002043c44379ff59c7faf4f5fb72afa6d4d8c39c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c95465c7f8e0f7413865202e002043c44379ff59c7faf4f5fb72afa6d4d8c39c", kill_on_drop: false }`
[INFO] [stdout] c95465c7f8e0f7413865202e002043c44379ff59c7faf4f5fb72afa6d4d8c39c