[INFO] cloning repository https://github.com/atkak/toy-webrtc-signaling [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/atkak/toy-webrtc-signaling" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatkak%2Ftoy-webrtc-signaling", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatkak%2Ftoy-webrtc-signaling'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8b38084af755432984a843443c4b2573ab43d8cd [INFO] checking atkak/toy-webrtc-signaling against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatkak%2Ftoy-webrtc-signaling" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/atkak/toy-webrtc-signaling on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/atkak/toy-webrtc-signaling [INFO] finished tweaking git repo https://github.com/atkak/toy-webrtc-signaling [INFO] tweaked toml for git repo https://github.com/atkak/toy-webrtc-signaling written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/atkak/toy-webrtc-signaling already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded regex v1.5.3 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", 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] 71c6ecf8ce3796f655f305d57bed02422cd68289528fd803acee551e14df58af [INFO] running `Command { std: "docker" "start" "-a" "71c6ecf8ce3796f655f305d57bed02422cd68289528fd803acee551e14df58af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "71c6ecf8ce3796f655f305d57bed02422cd68289528fd803acee551e14df58af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71c6ecf8ce3796f655f305d57bed02422cd68289528fd803acee551e14df58af", kill_on_drop: false }` [INFO] [stdout] 71c6ecf8ce3796f655f305d57bed02422cd68289528fd803acee551e14df58af [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "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] eb687a4e135de7d7a2ef0bba7bb8057411e3fbeace38874bb4c7c7c811f49d7e [INFO] running `Command { std: "docker" "start" "-a" "eb687a4e135de7d7a2ef0bba7bb8057411e3fbeace38874bb4c7c7c811f49d7e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking slab v0.4.3 [INFO] [stderr] Checking futures-core v0.3.14 [INFO] [stderr] Checking futures-sink v0.3.14 [INFO] [stderr] Checking futures-io v0.3.14 [INFO] [stderr] Checking pin-project-lite v0.2.6 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking futures-task v0.3.14 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Compiling convert_case v0.4.0 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Checking bytes v1.0.1 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Compiling const_fn v0.4.7 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Compiling httparse v1.4.0 [INFO] [stderr] Compiling encoding_rs v0.8.28 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking once_cell v1.7.2 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Checking buf-min v0.4.0 [INFO] [stderr] Checking lock_api v0.4.4 [INFO] [stderr] Checking unicode-bidi v0.3.5 [INFO] [stderr] Checking futures-channel v0.3.14 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Checking tracing-core v0.1.18 [INFO] [stderr] Checking tinyvec v1.2.0 [INFO] [stderr] Compiling brotli-sys v0.3.2 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Checking http v0.2.4 [INFO] [stderr] Checking bytestring v1.0.0 [INFO] [stderr] Compiling standback v0.2.17 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling time v0.2.26 [INFO] [stderr] Compiling cookie v0.14.4 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Checking tracing v0.1.26 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking unicode-normalization v0.1.17 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Compiling mime_guess v2.0.3 [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking hostname v0.3.1 [INFO] [stderr] Checking flate2 v1.0.20 [INFO] [stderr] Checking socket2 v0.3.19 [INFO] [stderr] Checking resolv-conf v0.7.0 [INFO] [stderr] Checking threadpool v1.8.1 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking regex v1.5.3 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking sha-1 v0.9.4 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking url v2.2.1 [INFO] [stderr] Checking tokio v0.2.25 [INFO] [stderr] Checking brotli2 v0.3.2 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Compiling futures-macro v0.3.14 [INFO] [stderr] Compiling pin-project-internal v0.4.28 [INFO] [stderr] Compiling derive_more v0.99.13 [INFO] [stderr] Compiling actix-macros v0.1.3 [INFO] [stderr] Compiling thiserror-impl v1.0.24 [INFO] [stderr] Compiling enum-as-inner v0.3.3 [INFO] [stderr] Compiling async-trait v0.1.50 [INFO] [stderr] Compiling pin-project-internal v1.0.7 [INFO] [stderr] Compiling time-macros-impl v0.1.1 [INFO] [stderr] Compiling actix-web-codegen v0.4.0 [INFO] [stderr] Compiling v_escape_derive v0.8.4 [INFO] [stderr] Compiling actix_derive v0.5.0 [INFO] [stderr] Checking futures-util v0.3.14 [INFO] [stderr] Checking time-macros v0.1.1 [INFO] [stderr] Checking v_escape v0.15.0 [INFO] [stderr] Checking v_htmlescape v0.12.0 [INFO] [stderr] Checking thiserror v1.0.24 [INFO] [stderr] Checking pin-project v1.0.7 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking pin-project v0.4.28 [INFO] [stderr] Checking actix-codec v0.3.0 [INFO] [stderr] Checking actix-service v1.0.6 [INFO] [stderr] Checking futures v0.3.14 [INFO] [stderr] Checking h2 v0.2.7 [INFO] [stderr] Checking actix-threadpool v0.3.3 [INFO] [stderr] Checking trust-dns-proto v0.19.7 [INFO] [stderr] Checking actix-rt v1.1.1 [INFO] [stderr] Checking actix-utils v2.0.0 [INFO] [stderr] Checking actix-server v1.0.4 [INFO] [stderr] Checking actix-tls v2.0.0 [INFO] [stderr] Checking actix-testing v1.0.1 [INFO] [stderr] Checking trust-dns-resolver v0.19.7 [INFO] [stderr] Checking actix-connect v2.0.0 [INFO] [stderr] Checking actix v0.10.0 [INFO] [stderr] Checking serde_urlencoded v0.7.0 [INFO] [stderr] Checking serde_json v1.0.64 [INFO] [stderr] Checking actix-router v0.2.7 [INFO] [stderr] Checking actix-http v2.2.0 [INFO] [stderr] Checking awc v2.0.3 [INFO] [stderr] Checking actix-web v3.3.2 [INFO] [stderr] Checking actix-web-actors v3.0.0 [INFO] [stderr] Checking actix-files v0.5.0 [INFO] [stderr] Checking toy-webrtc-signaling v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant is never constructed: `NoMembers` [INFO] [stdout] --> src/signaling/exchange.rs:153:5 [INFO] [stdout] | [INFO] [stdout] 153 | NoMembers, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Header` [INFO] [stdout] --> src/stun.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | pub struct Header { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `to_bytes` [INFO] [stdout] --> src/stun.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn to_bytes(&self) -> Vec { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `MsgType` [INFO] [stdout] --> src/stun.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 20 | pub struct MsgType { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `to_bytes` [INFO] [stdout] --> src/stun.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn to_bytes(&self) -> Vec { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Method` [INFO] [stdout] --> src/stun.rs:43:12 [INFO] [stdout] | [INFO] [stdout] 43 | pub struct Method(u16); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `BINDING` [INFO] [stdout] --> src/stun.rs:46:5 [INFO] [stdout] | [INFO] [stdout] 46 | pub const BINDING: Self = Self(0b000000000001); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Class` [INFO] [stdout] --> src/stun.rs:49:12 [INFO] [stdout] | [INFO] [stdout] 49 | pub struct Class(u8); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `REQUEST` [INFO] [stdout] --> src/stun.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 52 | pub const REQUEST: Self = Self(0b00); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `INDICATION` [INFO] [stdout] --> src/stun.rs:53:5 [INFO] [stdout] | [INFO] [stdout] 53 | pub const INDICATION: Self = Self(0b01); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `SUCCESS_RESPONSE` [INFO] [stdout] --> src/stun.rs:54:5 [INFO] [stdout] | [INFO] [stdout] 54 | pub const SUCCESS_RESPONSE: Self = Self(0b10); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `ERROR_RESPONSE` [INFO] [stdout] --> src/stun.rs:55:5 [INFO] [stdout] | [INFO] [stdout] 55 | pub const ERROR_RESPONSE: Self = Self(0b11); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `MAGIC_COOKIE` [INFO] [stdout] --> src/stun.rs:58:1 [INFO] [stdout] | [INFO] [stdout] 58 | const MAGIC_COOKIE: u32 = 0x2112A442; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `TransactionId` [INFO] [stdout] --> src/stun.rs:60:12 [INFO] [stdout] | [INFO] [stdout] 60 | pub struct TransactionId { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `to_bytes` [INFO] [stdout] --> src/stun.rs:65:12 [INFO] [stdout] | [INFO] [stdout] 65 | pub fn to_bytes(&self) -> Vec { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `NoMembers` [INFO] [stdout] --> src/signaling/exchange.rs:153:5 [INFO] [stdout] | [INFO] [stdout] 153 | NoMembers, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `REQUEST` [INFO] [stdout] --> src/stun.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 52 | pub const REQUEST: Self = Self(0b00); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `INDICATION` [INFO] [stdout] --> src/stun.rs:53:5 [INFO] [stdout] | [INFO] [stdout] 53 | pub const INDICATION: Self = Self(0b01); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `SUCCESS_RESPONSE` [INFO] [stdout] --> src/stun.rs:54:5 [INFO] [stdout] | [INFO] [stdout] 54 | pub const SUCCESS_RESPONSE: Self = Self(0b10); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 15s [INFO] running `Command { std: "docker" "inspect" "eb687a4e135de7d7a2ef0bba7bb8057411e3fbeace38874bb4c7c7c811f49d7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eb687a4e135de7d7a2ef0bba7bb8057411e3fbeace38874bb4c7c7c811f49d7e", kill_on_drop: false }` [INFO] [stdout] eb687a4e135de7d7a2ef0bba7bb8057411e3fbeace38874bb4c7c7c811f49d7e