[INFO] fetching crate udp_hole_punching 2.0.8... [INFO] checking udp_hole_punching-2.0.8 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565 [INFO] extracting crate udp_hole_punching 2.0.8 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate udp_hole_punching 2.0.8 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate udp_hole_punching 2.0.8 [INFO] finished tweaking crates.io crate udp_hole_punching 2.0.8 [INFO] tweaked toml for crates.io crate udp_hole_punching 2.0.8 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate crates.io crate udp_hole_punching 2.0.8 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "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 smallvec v1.5.0 [INFO] [stderr] Downloaded smol v0.1.18 [INFO] [stderr] Downloaded parking v1.0.5 [INFO] [stderr] Downloaded concurrent-queue v1.1.1 [INFO] [stderr] Downloaded wasm-bindgen-futures v0.4.15 [INFO] [stderr] Downloaded event-listener v2.2.0 [INFO] [stderr] Downloaded async-channel v1.1.1 [INFO] [stderr] Downloaded async-std v1.6.2 [INFO] [stderr] Downloaded blocking v0.4.7 [INFO] [stderr] Downloaded fastrand v1.3.3 [INFO] [stderr] Downloaded futures-lite v0.1.8 [INFO] [stderr] Downloaded sled v0.34.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cc9f3ffb049070b3cc6b7e977e64b7d857ca78c10188deaf1f100a14b9e086b8 [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" "cc9f3ffb049070b3cc6b7e977e64b7d857ca78c10188deaf1f100a14b9e086b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cc9f3ffb049070b3cc6b7e977e64b7d857ca78c10188deaf1f100a14b9e086b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cc9f3ffb049070b3cc6b7e977e64b7d857ca78c10188deaf1f100a14b9e086b8", kill_on_drop: false }` [INFO] [stdout] cc9f3ffb049070b3cc6b7e977e64b7d857ca78c10188deaf1f100a14b9e086b8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "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] 4b5cd5d80174c4f1a93694c065be1700bf184c3aeaa85178919164a08e2af672 [INFO] running `Command { std: "docker" "start" "-a" "4b5cd5d80174c4f1a93694c065be1700bf184c3aeaa85178919164a08e2af672", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling syn v1.0.35 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking futures-core v0.3.5 [INFO] [stderr] Checking futures-io v0.3.5 [INFO] [stderr] Checking once_cell v1.4.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Checking cache-padded v1.1.1 [INFO] [stderr] Checking parking v1.0.5 [INFO] [stderr] Checking event-listener v2.2.0 [INFO] [stderr] Checking waker-fn v1.0.0 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Checking fastrand v1.3.3 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling const_fn v0.4.3 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking atomic-waker v1.0.0 [INFO] [stderr] Compiling anyhow v1.0.31 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking async-task v3.0.0 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Checking concurrent-queue v1.1.1 [INFO] [stderr] Checking futures-task v0.3.5 [INFO] [stderr] Checking lock_api v0.4.2 [INFO] [stderr] Checking crc32fast v1.2.1 [INFO] [stderr] Checking async-channel v1.1.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Checking kv-log-macro v1.0.7 [INFO] [stderr] Checking futures-lite v0.1.8 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Checking blocking v0.4.7 [INFO] [stderr] Checking socket2 v0.3.12 [INFO] [stderr] Checking parking_lot_core v0.8.0 [INFO] [stderr] Checking fs2 v0.4.3 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking sled v0.34.6 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling pin-project-internal v0.4.22 [INFO] [stderr] Compiling async-trait v0.1.42 [INFO] [stderr] Checking pin-project v0.4.22 [INFO] [stderr] Checking futures-util v0.3.5 [INFO] [stderr] Checking serde v1.0.117 [INFO] [stderr] Checking smol v0.1.18 [INFO] [stderr] Checking async-std v1.6.2 [INFO] [stderr] Checking bincode v1.3.1 [INFO] [stderr] Checking udp_hole_punching v2.0.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lower` [INFO] [stdout] --> src/client/cache_send.rs:70:13 [INFO] [stdout] | [INFO] [stdout] 70 | let lower = conf.min_retry_len ; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lower` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `remainder` [INFO] [stdout] --> src/client/packet.rs:119:9 [INFO] [stdout] | [INFO] [stdout] 119 | let remainder = task_total_len % real_capacity_len; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remainder` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `times` [INFO] [stdout] --> src/client/packet.rs:120:9 [INFO] [stdout] | [INFO] [stdout] 120 | let times = task_total_len / real_capacity_len; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_times` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/client/listen.rs:35:21 [INFO] [stdout] | [INFO] [stdout] 35 | Err(e) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `PeerAddress` should have an upper case name [INFO] [stdout] --> src/client/peer_address.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | static PeerAddress: Lazy> = Lazy::new(|| { [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to upper case: `PEER_ADDRESS` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lower` [INFO] [stdout] --> src/client/cache_send.rs:70:13 [INFO] [stdout] | [INFO] [stdout] 70 | let lower = conf.min_retry_len ; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lower` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `remainder` [INFO] [stdout] --> src/client/packet.rs:119:9 [INFO] [stdout] | [INFO] [stdout] 119 | let remainder = task_total_len % real_capacity_len; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remainder` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `times` [INFO] [stdout] --> src/client/packet.rs:120:9 [INFO] [stdout] | [INFO] [stdout] 120 | let times = task_total_len / real_capacity_len; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_times` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/client/packets.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | for i in 0..2000{ [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `u` [INFO] [stdout] --> src/client/packets.rs:50:10 [INFO] [stdout] | [INFO] [stdout] 50 | let (u,mut pacs) = Packet::new_pacs_from_send_bytes(&v); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_u` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/client/listen.rs:35:21 [INFO] [stdout] | [INFO] [stdout] 35 | Err(e) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/client/packets.rs:50:12 [INFO] [stdout] | [INFO] [stdout] 50 | let (u,mut pacs) = Packet::new_pacs_from_send_bytes(&v); [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: unused `Result` that must be used [INFO] [stdout] --> src/client/cache_task.rs:87:5 [INFO] [stdout] | [INFO] [stdout] 87 | dbg!(c); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `PeerAddress` should have an upper case name [INFO] [stdout] --> src/client/peer_address.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | static PeerAddress: Lazy> = Lazy::new(|| { [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to upper case: `PEER_ADDRESS` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/bin.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/bin.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lower` [INFO] [stdout] --> src/client/cache_send.rs:70:13 [INFO] [stdout] | [INFO] [stdout] 70 | let lower = conf.min_retry_len ; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lower` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `remainder` [INFO] [stdout] --> src/client/packet.rs:119:9 [INFO] [stdout] | [INFO] [stdout] 119 | let remainder = task_total_len % real_capacity_len; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remainder` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `times` [INFO] [stdout] --> src/client/packet.rs:120:9 [INFO] [stdout] | [INFO] [stdout] 120 | let times = task_total_len / real_capacity_len; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_times` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/client/listen.rs:35:21 [INFO] [stdout] | [INFO] [stdout] 35 | Err(e) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lower` [INFO] [stdout] --> src/client/cache_send.rs:70:13 [INFO] [stdout] | [INFO] [stdout] 70 | let lower = conf.min_retry_len ; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lower` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `remainder` [INFO] [stdout] --> src/client/packet.rs:119:9 [INFO] [stdout] | [INFO] [stdout] 119 | let remainder = task_total_len % real_capacity_len; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remainder` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `times` [INFO] [stdout] --> src/client/packet.rs:120:9 [INFO] [stdout] | [INFO] [stdout] 120 | let times = task_total_len / real_capacity_len; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_times` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/client/packets.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | for i in 0..2000{ [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `u` [INFO] [stdout] --> src/client/packets.rs:50:10 [INFO] [stdout] | [INFO] [stdout] 50 | let (u,mut pacs) = Packet::new_pacs_from_send_bytes(&v); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_u` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/client/listen.rs:35:21 [INFO] [stdout] | [INFO] [stdout] 35 | Err(e) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `PeerAddress` should have an upper case name [INFO] [stdout] --> src/client/peer_address.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | static PeerAddress: Lazy> = Lazy::new(|| { [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to upper case: `PEER_ADDRESS` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/client/packets.rs:50:12 [INFO] [stdout] | [INFO] [stdout] 50 | let (u,mut pacs) = Packet::new_pacs_from_send_bytes(&v); [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: unused `Result` that must be used [INFO] [stdout] --> src/client/cache_task.rs:87:5 [INFO] [stdout] | [INFO] [stdout] 87 | dbg!(c); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `PeerAddress` should have an upper case name [INFO] [stdout] --> src/client/peer_address.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | static PeerAddress: Lazy> = Lazy::new(|| { [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to upper case: `PEER_ADDRESS` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 59.06s [INFO] running `Command { std: "docker" "inspect" "4b5cd5d80174c4f1a93694c065be1700bf184c3aeaa85178919164a08e2af672", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b5cd5d80174c4f1a93694c065be1700bf184c3aeaa85178919164a08e2af672", kill_on_drop: false }` [INFO] [stdout] 4b5cd5d80174c4f1a93694c065be1700bf184c3aeaa85178919164a08e2af672