[INFO] fetching crate libp2p-tcp 0.19.0... [INFO] checking libp2p-tcp-0.19.0 against try#8a749131e7beb72f6edacefd2bdcbed3d67b2112 for pr-72331 [INFO] extracting crate libp2p-tcp 0.19.0 into /workspace/builds/worker-11/source [INFO] validating manifest of crates.io crate libp2p-tcp 0.19.0 on toolchain 8a749131e7beb72f6edacefd2bdcbed3d67b2112 [INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate libp2p-tcp 0.19.0 [INFO] finished tweaking crates.io crate libp2p-tcp 0.19.0 [INFO] tweaked toml for crates.io crate libp2p-tcp 0.19.0 written to /workspace/builds/worker-11/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "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] 9a562d02c548a9fdfb580b290d8352a7685a9898736fd00998a105d1649a191e [INFO] running `"docker" "start" "-a" "9a562d02c548a9fdfb580b290d8352a7685a9898736fd00998a105d1649a191e"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.23 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling anyhow v1.0.31 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking once_cell v1.4.0 [INFO] [stderr] Checking arrayref v0.3.6 [INFO] [stderr] Compiling bytes v0.5.4 [INFO] [stderr] Checking futures-io v0.3.5 [INFO] [stderr] Checking constant_time_eq v0.1.5 [INFO] [stderr] Compiling fixedbitset v0.2.0 [INFO] [stderr] Compiling multimap v0.8.1 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Checking unsigned-varint v0.3.3 [INFO] [stderr] Checking zeroize v1.1.0 [INFO] [stderr] Checking bs58 v0.3.1 [INFO] [stderr] Checking futures-timer v3.0.2 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking ipnet v2.3.0 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling ring v0.16.13 [INFO] [stderr] Compiling clear_on_drop v0.2.3 [INFO] [stderr] Checking blake2b_simd v0.5.10 [INFO] [stderr] Checking blake2s_simd v0.5.10 [INFO] [stderr] Compiling proc-macro2 v1.0.13 [INFO] [stderr] Checking futures-task v0.3.5 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking parking_lot_core v0.7.2 [INFO] [stderr] Checking get_if_addrs v0.5.3 [INFO] [stderr] Checking socket2 v0.3.12 [INFO] [stderr] Compiling which v3.1.1 [INFO] [stderr] Compiling indexmap v1.3.2 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking parking_lot v0.10.2 [INFO] [stderr] Checking hmac-drbg v0.2.0 [INFO] [stderr] Checking sha2 v0.8.1 [INFO] [stderr] Checking sha3 v0.8.2 [INFO] [stderr] Checking sha-1 v0.8.2 [INFO] [stderr] Compiling prost-build v0.6.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking curve25519-dalek v2.0.0 [INFO] [stderr] Compiling quote v1.0.6 [INFO] [stderr] Checking multihash v0.11.2 [INFO] [stderr] Compiling petgraph v0.5.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking parity-multiaddr v0.9.0 [INFO] [stderr] Checking libsecp256k1 v0.3.5 [INFO] [stderr] Checking ed25519-dalek v1.0.0-pre.3 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling prost-derive v0.6.1 [INFO] [stderr] Compiling pin-project-internal v0.4.17 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling thiserror-impl v1.0.18 [INFO] [stderr] Compiling asn1_der_derive v0.1.2 [INFO] [stderr] Checking asn1_der v0.6.3 [INFO] [stderr] Checking thiserror v1.0.18 [INFO] [stderr] Compiling prost v0.6.1 [INFO] [stderr] Checking pin-project v0.4.17 [INFO] [stderr] Checking futures-util v0.3.5 [INFO] [stderr] Compiling prost-types v0.6.1 [INFO] [stderr] Compiling libp2p-core v0.19.0 [INFO] [stderr] Checking futures-executor v0.3.5 [INFO] [stderr] Checking futures v0.3.5 [INFO] [stderr] Checking multistream-select v0.8.0 [INFO] [stderr] Checking rw-stream-sink v0.2.1 [INFO] [stderr] Checking libp2p-tcp v0.19.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `self` [INFO] [stderr] --> src/lib.rs:32:24 [INFO] [stderr] | [INFO] [stderr] 32 | use futures::{future::{self, Ready}, prelude::*}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `futures_timer::Delay` [INFO] [stderr] --> src/lib.rs:33:5 [INFO] [stderr] | [INFO] [stderr] 33 | use futures_timer::Delay; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `TransportError`, `Transport` [INFO] [stderr] --> src/lib.rs:37:5 [INFO] [stderr] | [INFO] [stderr] 37 | Transport, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] 38 | multiaddr::{Protocol, Multiaddr}, [INFO] [stderr] 39 | transport::{ListenerEvent, TransportError} [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `trace` [INFO] [stderr] --> src/lib.rs:41:18 [INFO] [stderr] | [INFO] [stderr] 41 | use log::{debug, trace}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Domain`, `Socket`, `Type` [INFO] [stderr] --> src/lib.rs:42:15 [INFO] [stderr] | [INFO] [stderr] 42 | use socket2::{Socket, Domain, Type}; [INFO] [stderr] | ^^^^^^ ^^^^^^ ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Context`, `Poll`, `convert::TryFrom`, `pin::Pin`, `time::Duration` [INFO] [stderr] --> src/lib.rs:45:5 [INFO] [stderr] | [INFO] [stderr] 45 | convert::TryFrom, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 49 | pin::Pin, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] 50 | task::{Context, Poll}, [INFO] [stderr] | ^^^^^^^ ^^^^ [INFO] [stderr] 51 | time::Duration [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused macro definition [INFO] [stderr] --> src/lib.rs:54:1 [INFO] [stderr] | [INFO] [stderr] 54 | / macro_rules! codegen { [INFO] [stderr] 55 | | ($feature_name:expr, $tcp_config:ident, $tcp_trans_stream:ident, $tcp_listen_stream:ident, $apply_config:ident, $tcp_stream:ty, $tcp_listener:ty) => { [INFO] [stderr] 56 | | [INFO] [stderr] 57 | | /// Represents the configuration for a TCP/IP transport capability for libp2p. [INFO] [stderr] ... | [INFO] [stderr] 322 | | }; [INFO] [stderr] 323 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_macros)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `futures::prelude::*` [INFO] [stderr] --> src/lib.rs:495:9 [INFO] [stderr] | [INFO] [stderr] 495 | use futures::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Protocol`, `Transport`, `transport::ListenerEvent` [INFO] [stderr] --> src/lib.rs:496:23 [INFO] [stderr] | [INFO] [stderr] 496 | use libp2p_core::{Transport, multiaddr::{Multiaddr, Protocol}, transport::ListenerEvent}; [INFO] [stderr] | ^^^^^^^^^ ^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `self` [INFO] [stderr] --> src/lib.rs:32:24 [INFO] [stderr] | [INFO] [stderr] 32 | use futures::{future::{self, Ready}, prelude::*}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `futures_timer::Delay` [INFO] [stderr] --> src/lib.rs:33:5 [INFO] [stderr] | [INFO] [stderr] 33 | use futures_timer::Delay; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `TransportError`, `Transport` [INFO] [stderr] --> src/lib.rs:37:5 [INFO] [stderr] | [INFO] [stderr] 37 | Transport, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] 38 | multiaddr::{Protocol, Multiaddr}, [INFO] [stderr] 39 | transport::{ListenerEvent, TransportError} [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `trace` [INFO] [stderr] --> src/lib.rs:41:18 [INFO] [stderr] | [INFO] [stderr] 41 | use log::{debug, trace}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Domain`, `Socket`, `Type` [INFO] [stderr] --> src/lib.rs:42:15 [INFO] [stderr] | [INFO] [stderr] 42 | use socket2::{Socket, Domain, Type}; [INFO] [stderr] | ^^^^^^ ^^^^^^ ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Context`, `Poll`, `convert::TryFrom`, `pin::Pin`, `time::Duration` [INFO] [stderr] --> src/lib.rs:45:5 [INFO] [stderr] | [INFO] [stderr] 45 | convert::TryFrom, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 49 | pin::Pin, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] 50 | task::{Context, Poll}, [INFO] [stderr] | ^^^^^^^ ^^^^ [INFO] [stderr] 51 | time::Duration [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused macro definition [INFO] [stderr] --> src/lib.rs:54:1 [INFO] [stderr] | [INFO] [stderr] 54 | / macro_rules! codegen { [INFO] [stderr] 55 | | ($feature_name:expr, $tcp_config:ident, $tcp_trans_stream:ident, $tcp_listen_stream:ident, $apply_config:ident, $tcp_stream:ty, $tcp_listener:ty) => { [INFO] [stderr] 56 | | [INFO] [stderr] 57 | | /// Represents the configuration for a TCP/IP transport capability for libp2p. [INFO] [stderr] ... | [INFO] [stderr] 322 | | }; [INFO] [stderr] 323 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_macros)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `prelude` [INFO] [stderr] --> src/lib.rs:32:38 [INFO] [stderr] | [INFO] [stderr] 32 | use futures::{future::{self, Ready}, prelude::*}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `ip_to_multiaddr` [INFO] [stderr] --> src/lib.rs:393:4 [INFO] [stderr] | [INFO] [stderr] 393 | fn ip_to_multiaddr(ip: IpAddr, port: u16) -> Multiaddr { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `host_addresses` [INFO] [stderr] --> src/lib.rs:403:4 [INFO] [stderr] | [INFO] [stderr] 403 | fn host_addresses(port: u16) -> io::Result> { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `One` [INFO] [stderr] --> src/lib.rs:431:5 [INFO] [stderr] | [INFO] [stderr] 431 | One(Multiaddr), [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Many` [INFO] [stderr] --> src/lib.rs:433:5 [INFO] [stderr] | [INFO] [stderr] 433 | Many(Vec<(IpAddr, IpNet, Multiaddr)>) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `Buffer` [INFO] [stderr] --> src/lib.rs:436:1 [INFO] [stderr] | [INFO] [stderr] 436 | type Buffer = VecDeque>, io::Error>, io::Error>>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `check_for_interface_changes` [INFO] [stderr] --> src/lib.rs:441:4 [INFO] [stderr] | [INFO] [stderr] 441 | fn check_for_interface_changes( [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `prelude` [INFO] [stderr] --> src/lib.rs:32:38 [INFO] [stderr] | [INFO] [stderr] 32 | use futures::{future::{self, Ready}, prelude::*}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 16 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: function is never used: `multiaddr_to_socketaddr` [INFO] [stderr] --> src/lib.rs:376:4 [INFO] [stderr] | [INFO] [stderr] 376 | fn multiaddr_to_socketaddr(addr: &Multiaddr) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `ip_to_multiaddr` [INFO] [stderr] --> src/lib.rs:393:4 [INFO] [stderr] | [INFO] [stderr] 393 | fn ip_to_multiaddr(ip: IpAddr, port: u16) -> Multiaddr { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `host_addresses` [INFO] [stderr] --> src/lib.rs:403:4 [INFO] [stderr] | [INFO] [stderr] 403 | fn host_addresses(port: u16) -> io::Result> { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `One` [INFO] [stderr] --> src/lib.rs:431:5 [INFO] [stderr] | [INFO] [stderr] 431 | One(Multiaddr), [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Many` [INFO] [stderr] --> src/lib.rs:433:5 [INFO] [stderr] | [INFO] [stderr] 433 | Many(Vec<(IpAddr, IpNet, Multiaddr)>) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `Buffer` [INFO] [stderr] --> src/lib.rs:436:1 [INFO] [stderr] | [INFO] [stderr] 436 | type Buffer = VecDeque>, io::Error>, io::Error>>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `check_for_interface_changes` [INFO] [stderr] --> src/lib.rs:441:4 [INFO] [stderr] | [INFO] [stderr] 441 | fn check_for_interface_changes( [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 15 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 39s [INFO] running `"docker" "inspect" "9a562d02c548a9fdfb580b290d8352a7685a9898736fd00998a105d1649a191e"` [INFO] running `"docker" "rm" "-f" "9a562d02c548a9fdfb580b290d8352a7685a9898736fd00998a105d1649a191e"` [INFO] [stdout] 9a562d02c548a9fdfb580b290d8352a7685a9898736fd00998a105d1649a191e