[INFO] cloning repository https://github.com/mpajkowski/websocket-app [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mpajkowski/websocket-app" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmpajkowski%2Fwebsocket-app", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmpajkowski%2Fwebsocket-app'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4b32565831c334526a2c4ff024540aa40b747097 [INFO] checking mpajkowski/websocket-app against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmpajkowski%2Fwebsocket-app" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mpajkowski/websocket-app on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mpajkowski/websocket-app [INFO] finished tweaking git repo https://github.com/mpajkowski/websocket-app [INFO] tweaked toml for git repo https://github.com/mpajkowski/websocket-app written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/mpajkowski/websocket-app already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating git repository `https://github.com/adumbidiot/lz-string-rs.git` [INFO] [stderr] Updating git repository `https://github.com/mpajkowski/tokio-tungstenite.git` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded sqlx-macros v0.3.4 [INFO] [stderr] Downloaded sqlx v0.3.4 [INFO] [stderr] Downloaded sqlx-core v0.3.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fe394806f9bcfab70bacae51ccea1db14c59f05d43e5ce0cdc47e84295b31570 [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" "fe394806f9bcfab70bacae51ccea1db14c59f05d43e5ce0cdc47e84295b31570", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fe394806f9bcfab70bacae51ccea1db14c59f05d43e5ce0cdc47e84295b31570", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fe394806f9bcfab70bacae51ccea1db14c59f05d43e5ce0cdc47e84295b31570", kill_on_drop: false }` [INFO] [stdout] fe394806f9bcfab70bacae51ccea1db14c59f05d43e5ce0cdc47e84295b31570 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 64ea3410d9e753395771843e559b5a0a73ecb598b9598305956a5240c1e54c78 [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" "64ea3410d9e753395771843e559b5a0a73ecb598b9598305956a5240c1e54c78", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling syn v1.0.18 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling cc v1.0.52 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling proc-macro-nested v0.1.4 [INFO] [stderr] Compiling openssl v0.10.29 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Checking futures-core v0.3.4 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Compiling foreign-types-shared v0.1.1 [INFO] [stderr] Compiling futures-sink v0.3.4 [INFO] [stderr] Compiling smallvec v1.4.0 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling futures-task v0.3.4 [INFO] [stderr] Checking arc-swap v0.4.6 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Compiling futures-io v0.3.4 [INFO] [stderr] Compiling bytes v0.5.4 [INFO] [stderr] Compiling pin-project-lite v0.1.4 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling openssl-probe v0.1.2 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Compiling hex v0.4.2 [INFO] [stderr] Checking utf-8 v0.7.5 [INFO] [stderr] Checking base64 v0.11.0 [INFO] [stderr] Compiling dotenv v0.15.0 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking lz-string v0.0.1 (https://github.com/adumbidiot/lz-string-rs.git#f968dd54) [INFO] [stderr] Checking unicode-normalization v0.1.12 [INFO] [stderr] Checking input_buffer v0.3.1 [INFO] [stderr] Compiling foreign-types v0.3.2 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking futures-channel v0.3.4 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking block-padding v0.1.5 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking http v0.2.1 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling proc-macro2 v1.0.12 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Compiling quote v1.0.4 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Compiling openssl-sys v0.9.55 [INFO] [stderr] Compiling libsqlite3-sys v0.17.3 [INFO] [stderr] Checking net2 v0.2.34 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking signal-hook-registry v1.2.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking regex v1.3.7 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Checking generic-array v0.12.3 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Checking sha-1 v0.8.2 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking tungstenite v0.10.1 [INFO] [stderr] Compiling futures-macro v0.3.4 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Compiling thiserror-impl v1.0.16 [INFO] [stderr] Compiling async-stream-impl v0.2.1 [INFO] [stderr] Compiling serde_derive v1.0.106 [INFO] [stderr] Compiling pin-project-internal v0.4.9 [INFO] [stderr] Compiling async-trait v0.1.30 [INFO] [stderr] Checking tokio v0.2.20 [INFO] [stderr] Compiling async-stream v0.2.1 [INFO] [stderr] Compiling futures-util v0.3.4 [INFO] [stderr] Compiling thiserror v1.0.16 [INFO] [stderr] Checking pin-project v0.4.9 [INFO] [stderr] Compiling futures-executor v0.3.4 [INFO] [stderr] Compiling futures v0.3.4 [INFO] [stderr] Checking async-native-tls v0.3.3 [INFO] [stderr] Checking tokio-tungstenite v0.10.1 (https://github.com/mpajkowski/tokio-tungstenite.git?rev=28ee5c2#28ee5c26) [INFO] [stderr] Checking sqlx-core v0.3.4 [INFO] [stderr] Compiling sqlx-macros v0.3.4 [INFO] [stderr] Checking serde_json v1.0.52 [INFO] [stderr] Checking sqlx v0.3.4 [INFO] [stderr] Checking websocket v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/utils.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | std::mem::replace(old_state, json!({})); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/utils.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | std::mem::replace(old_state, json!({})); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3m 03s [INFO] running `Command { std: "docker" "inspect" "64ea3410d9e753395771843e559b5a0a73ecb598b9598305956a5240c1e54c78", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64ea3410d9e753395771843e559b5a0a73ecb598b9598305956a5240c1e54c78", kill_on_drop: false }` [INFO] [stdout] 64ea3410d9e753395771843e559b5a0a73ecb598b9598305956a5240c1e54c78