[INFO] updating cached repository https://github.com/ButteryCrumpet/netcode-exploration [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] e0aefc51ba42d297d389f0972d6da09c9784c53a [INFO] checking ButteryCrumpet/netcode-exploration against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FButteryCrumpet%2Fnetcode-exploration" "/workspace/builds/worker-14/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ButteryCrumpet/netcode-exploration on toolchain 45d050cde277b22a755847338f2acc2c7b834141 [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/ButteryCrumpet/netcode-exploration [INFO] finished tweaking git repo https://github.com/ButteryCrumpet/netcode-exploration [INFO] tweaked toml for git repo https://github.com/ButteryCrumpet/netcode-exploration written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/ButteryCrumpet/netcode-exploration already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+45d050cde277b22a755847338f2acc2c7b834141" "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] 3c94a2094ae6e54307f89b363ffeb0c9c930630e0c802d76fa2324ba8fc5c3d5 [INFO] running `"docker" "start" "-a" "3c94a2094ae6e54307f89b363ffeb0c9c930630e0c802d76fa2324ba8fc5c3d5"` [INFO] [stderr] Compiling libc v0.2.51 [INFO] [stderr] Checking lazycell v1.2.1 [INFO] [stderr] Compiling syn v0.15.31 [INFO] [stderr] Compiling cc v1.0.35 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Checking rustc-demangle v0.1.14 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Compiling backtrace v0.3.15 [INFO] [stderr] Checking tokio-sync v0.1.4 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Checking crossbeam-channel v0.3.8 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_chacha v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking arrayvec v0.4.10 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking num_cpus v1.10.0 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking socket2 v0.3.8 [INFO] [stderr] Checking hostname v0.1.5 [INFO] [stderr] Checking signal-hook v0.1.8 [INFO] [stderr] Checking resolv-conf v0.6.2 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking parking_lot_core v0.4.0 [INFO] [stderr] Checking tokio-threadpool v0.1.13 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking tokio-reactor v0.1.9 [INFO] [stderr] Checking tokio-fs v0.1.6 [INFO] [stderr] Checking tokio-udp v0.1.3 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio-uds v0.2.5 [INFO] [stderr] Checking tokio-signal v0.2.7 [INFO] [stderr] Checking tokio v0.1.18 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling actix_derive v0.3.2 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking trust-dns-proto v0.6.3 [INFO] [stderr] Checking trust-dns-proto v0.5.0 [INFO] [stderr] Checking trust-dns-resolver v0.10.3 [INFO] [stderr] Checking actix v0.7.9 [INFO] [stderr] Checking networking v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::thread` [INFO] [stderr] --> src/client.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::thread; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Duration`, `Instant` [INFO] [stderr] --> src/message_queue.rs:3:17 [INFO] [stderr] | [INFO] [stderr] 3 | use std::time::{Duration, Instant}; [INFO] [stderr] | ^^^^^^^^ ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::thread` [INFO] [stderr] --> src/client.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::thread; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Duration`, `Instant` [INFO] [stderr] --> src/message_queue.rs:3:17 [INFO] [stderr] | [INFO] [stderr] 3 | use std::time::{Duration, Instant}; [INFO] [stderr] | ^^^^^^^^ ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `err` [INFO] [stderr] --> src/main.rs:48:24 [INFO] [stderr] | [INFO] [stderr] 48 | if let Err(err) = client.recv() { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `err` [INFO] [stderr] --> src/main.rs:48:24 [INFO] [stderr] | [INFO] [stderr] 48 | if let Err(err) = client.recv() { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `local_addr` [INFO] [stderr] --> src/connection.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | local_addr: SocketAddr, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `local_addr` [INFO] [stderr] --> src/connection.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | local_addr: SocketAddr, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 39.07s [INFO] running `"docker" "inspect" "3c94a2094ae6e54307f89b363ffeb0c9c930630e0c802d76fa2324ba8fc5c3d5"` [INFO] running `"docker" "rm" "-f" "3c94a2094ae6e54307f89b363ffeb0c9c930630e0c802d76fa2324ba8fc5c3d5"` [INFO] [stdout] 3c94a2094ae6e54307f89b363ffeb0c9c930630e0c802d76fa2324ba8fc5c3d5