[INFO] fetching crate socket_io_server 0.1.0... [INFO] checking socket_io_server-0.1.0 against try#4a04890980766cc79878135f5ade8c0c4321e943 for pr-65819 [INFO] extracting crate socket_io_server 0.1.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate socket_io_server 0.1.0 on toolchain 4a04890980766cc79878135f5ade8c0c4321e943 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate socket_io_server 0.1.0 [INFO] finished tweaking crates.io crate socket_io_server 0.1.0 [INFO] tweaked toml for crates.io crate socket_io_server 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded engine_io_parser v0.2.0 [INFO] [stderr] Downloaded engine_io_server v0.1.0 [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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0fc9a428abd766f4412637262ff8038d558e389b6895eeefc30b716dc2619031 [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" "0fc9a428abd766f4412637262ff8038d558e389b6895eeefc30b716dc2619031", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0fc9a428abd766f4412637262ff8038d558e389b6895eeefc30b716dc2619031", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0fc9a428abd766f4412637262ff8038d558e389b6895eeefc30b716dc2619031", kill_on_drop: false }` [INFO] [stdout] 0fc9a428abd766f4412637262ff8038d558e389b6895eeefc30b716dc2619031 [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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2e2334f3968328b2cf3cf3e65b0da6f7d97e5ba24d78a3f1814b44d0191d68f2 [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" "2e2334f3968328b2cf3cf3e65b0da6f7d97e5ba24d78a3f1814b44d0191d68f2", kill_on_drop: false }` [INFO] [stderr] Checking pin-project-lite v0.1.12 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Compiling lexical-core v0.7.5 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Checking utf-8 v0.7.5 [INFO] [stderr] Checking safemem v0.3.3 [INFO] [stderr] Checking scoped-tls v1.0.0 [INFO] [stderr] Checking strum v0.18.0 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Checking input_buffer v0.3.1 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Checking headers-core v0.2.0 [INFO] [stderr] Checking http-body v0.3.1 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking getrandom v0.2.2 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking socket2 v0.3.19 [INFO] [stderr] Checking tracing v0.1.25 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking twoway v0.1.8 [INFO] [stderr] Compiling syn v1.0.69 [INFO] [stderr] Checking buf_redux v0.8.4 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_core v0.6.2 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Compiling mime_guess v2.0.3 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking sha-1 v0.9.4 [INFO] [stderr] Checking headers v0.3.4 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking tungstenite v0.11.1 [INFO] [stderr] Checking tempfile v3.2.0 [INFO] [stderr] Checking multipart v0.17.1 [INFO] [stderr] Checking engine_io_parser v0.2.0 [INFO] [stderr] Compiling futures-macro v0.3.14 [INFO] [stderr] Compiling tokio-macros v0.2.6 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Compiling pin-project-internal v1.0.6 [INFO] [stderr] Compiling pin-project-internal v0.4.28 [INFO] [stderr] Compiling strum_macros v0.18.0 [INFO] [stderr] Compiling async-trait v0.1.49 [INFO] [stderr] Checking tokio v0.2.25 [INFO] [stderr] Checking futures-util v0.3.14 [INFO] [stderr] Checking pin-project v1.0.6 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking pin-project v0.4.28 [INFO] [stderr] Checking futures-executor v0.3.14 [INFO] [stderr] Checking futures v0.3.14 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Checking tokio-tungstenite v0.11.0 [INFO] [stderr] Checking h2 v0.2.7 [INFO] [stderr] Checking serde_json v1.0.64 [INFO] [stderr] Checking serde_urlencoded v0.6.1 [INFO] [stderr] Checking engine_io_server v0.1.0 [INFO] [stderr] Checking hyper v0.13.10 [INFO] [stderr] Checking warp v0.2.5 [INFO] [stderr] Checking socket_io_server v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `adapter` [INFO] [stdout] --> src/server.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | adapter: A, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `adapter` [INFO] [stdout] --> src/server.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | adapter: A, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 26s [INFO] running `Command { std: "docker" "inspect" "2e2334f3968328b2cf3cf3e65b0da6f7d97e5ba24d78a3f1814b44d0191d68f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e2334f3968328b2cf3cf3e65b0da6f7d97e5ba24d78a3f1814b44d0191d68f2", kill_on_drop: false }` [INFO] [stdout] 2e2334f3968328b2cf3cf3e65b0da6f7d97e5ba24d78a3f1814b44d0191d68f2