[INFO] cloning repository https://github.com/ButteryCrumpet/netcode-exploration [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ButteryCrumpet/netcode-exploration" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FButteryCrumpet%2Fnetcode-exploration", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FButteryCrumpet%2Fnetcode-exploration'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e0aefc51ba42d297d389f0972d6da09c9784c53a [INFO] checking ButteryCrumpet/netcode-exploration against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FButteryCrumpet%2Fnetcode-exploration" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ButteryCrumpet/netcode-exploration on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-2/source/Cargo.toml [INFO] crate git repo https://github.com/ButteryCrumpet/netcode-exploration already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded trust-dns-proto v0.6.3 [INFO] [stderr] Downloaded syn v0.15.31 [INFO] [stderr] Downloaded trust-dns-resolver v0.10.3 [INFO] [stderr] Downloaded signal-hook v0.1.8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7c09c49b7464279039ebe532d0691aa440b366b11df9d16f111008f246e13491 [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" "7c09c49b7464279039ebe532d0691aa440b366b11df9d16f111008f246e13491", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7c09c49b7464279039ebe532d0691aa440b366b11df9d16f111008f246e13491", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c09c49b7464279039ebe532d0691aa440b366b11df9d16f111008f246e13491", kill_on_drop: false }` [INFO] [stdout] 7c09c49b7464279039ebe532d0691aa440b366b11df9d16f111008f246e13491 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2f5d05acc87118439c590577257958ea58d9dc0ef764895bdf528e4cf447f8dd [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" "2f5d05acc87118439c590577257958ea58d9dc0ef764895bdf528e4cf447f8dd", kill_on_drop: false }` [INFO] [stderr] Checking futures v0.1.26 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Compiling syn v0.15.31 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Checking rustc-demangle v0.1.14 [INFO] [stderr] Checking arc-swap v0.3.11 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking rand_jitter v0.1.3 [INFO] [stderr] Checking tokio-trace-core v0.1.0 [INFO] [stderr] Checking lru-cache v0.1.2 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking socket2 v0.3.8 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking hostname v0.1.5 [INFO] [stderr] Checking rand_pcg v0.1.2 [INFO] [stderr] Checking rand_chacha v0.1.1 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking signal-hook v0.1.8 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking resolv-conf v0.6.2 [INFO] [stderr] Checking backtrace v0.3.15 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking crossbeam-channel v0.3.8 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Checking tokio-executor v0.1.7 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking tokio-sync v0.1.4 [INFO] [stderr] Checking tokio-timer v0.2.10 [INFO] [stderr] Checking tokio-current-thread v0.1.6 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking tokio-codec v0.1.1 [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-fs v0.1.6 [INFO] [stderr] Checking tokio-reactor v0.1.9 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio-udp 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 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] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> src/client.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Duration`, `Instant` [INFO] [stdout] --> src/message_queue.rs:3:17 [INFO] [stdout] | [INFO] [stdout] 3 | use std::time::{Duration, Instant}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> src/client.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Duration`, `Instant` [INFO] [stdout] --> src/message_queue.rs:3:17 [INFO] [stdout] | [INFO] [stdout] 3 | use std::time::{Duration, Instant}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/main.rs:48:24 [INFO] [stdout] | [INFO] [stdout] 48 | if let Err(err) = client.recv() { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `local_addr` [INFO] [stdout] --> src/connection.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | local_addr: SocketAddr, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `last_sent_at` [INFO] [stdout] --> src/connection.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | last_sent_at: Instant, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/main.rs:48:24 [INFO] [stdout] | [INFO] [stdout] 48 | if let Err(err) = client.recv() { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `local_addr` [INFO] [stdout] --> src/connection.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | local_addr: SocketAddr, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `last_sent_at` [INFO] [stdout] --> src/connection.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | last_sent_at: Instant, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 49.26s [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "2f5d05acc87118439c590577257958ea58d9dc0ef764895bdf528e4cf447f8dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2f5d05acc87118439c590577257958ea58d9dc0ef764895bdf528e4cf447f8dd", kill_on_drop: false }` [INFO] [stdout] 2f5d05acc87118439c590577257958ea58d9dc0ef764895bdf528e4cf447f8dd