[INFO] cloning repository https://github.com/nayrpg/rustest_coaps [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nayrpg/rustest_coaps" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnayrpg%2Frustest_coaps", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnayrpg%2Frustest_coaps'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] eed84369f12a3ded699a9cf666ef222fb146e2f8 [INFO] checking nayrpg/rustest_coaps against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnayrpg%2Frustest_coaps" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nayrpg/rustest_coaps on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/nayrpg/rustest_coaps [INFO] finished tweaking git repo https://github.com/nayrpg/rustest_coaps [INFO] tweaked toml for git repo https://github.com/nayrpg/rustest_coaps written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/nayrpg/rustest_coaps already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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] a31c516197089a6c9d5339ffb9e3b2ae18a1a6772f421cdc75cdd398803e889a [INFO] running `Command { std: "docker" "start" "-a" "a31c516197089a6c9d5339ffb9e3b2ae18a1a6772f421cdc75cdd398803e889a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a31c516197089a6c9d5339ffb9e3b2ae18a1a6772f421cdc75cdd398803e889a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a31c516197089a6c9d5339ffb9e3b2ae18a1a6772f421cdc75cdd398803e889a", kill_on_drop: false }` [INFO] [stdout] a31c516197089a6c9d5339ffb9e3b2ae18a1a6772f421cdc75cdd398803e889a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d2e683aaf82bb7c1f74ffd120afe330b84256d2f9fdd3f49c04294ec95948eab [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" "d2e683aaf82bb7c1f74ffd120afe330b84256d2f9fdd3f49c04294ec95948eab", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.50 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Checking cfg-if v0.1.7 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling cc v1.0.31 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Compiling pkg-config v0.3.14 [INFO] [stderr] Checking smallvec v0.6.9 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling regex v1.1.5 [INFO] [stderr] Checking bitflags v0.4.0 [INFO] [stderr] Checking byteorder v0.3.13 [INFO] [stderr] Compiling openssl v0.10.19 [INFO] [stderr] Checking slab v0.1.3 [INFO] [stderr] Checking bytes v0.3.0 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking regex-syntax v0.6.6 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking bincode v0.3.0 [INFO] [stderr] Checking aho-corasick v0.7.3 [INFO] [stderr] Checking unicode-normalization v0.1.8 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Compiling ws2_32-sys v0.2.1 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling openssl-src v111.2.1+1.1.1b [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking num_cpus v1.10.0 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking nix v0.5.1 [INFO] [stderr] Checking threadpool v1.7.1 [INFO] [stderr] Compiling openssl-sys v0.9.42 [INFO] [stderr] Checking miow v0.1.5 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking num-complex v0.1.43 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking enum_primitive v0.1.1 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking num-bigint v0.1.44 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking mio v0.5.1 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking coap v0.7.4 [INFO] [stderr] Checking rustest_coaps v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `len_received` [INFO] [stdout] --> src/lib.rs:145:9 [INFO] [stdout] | [INFO] [stdout] 145 | let len_received = coaps_stream.ssl_read(&mut buf); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_len_received` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/lib.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | fn new(port: u16, address: SocketAddr) -> Result> { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `connect_to_google` [INFO] [stdout] --> src/lib.rs:73:4 [INFO] [stdout] | [INFO] [stdout] 73 | fn connect_to_google() -> Result, Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `send_get_request` [INFO] [stdout] --> src/lib.rs:85:4 [INFO] [stdout] | [INFO] [stdout] 85 | fn send_get_request(https_stream: &mut SslStream) -> Result, Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `connect_to_local_coaps_server` [INFO] [stdout] --> src/lib.rs:94:4 [INFO] [stdout] | [INFO] [stdout] 94 | fn connect_to_local_coaps_server() -> Result, Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `send_coaps_get_request` [INFO] [stdout] --> src/lib.rs:124:4 [INFO] [stdout] | [INFO] [stdout] 124 | fn send_coaps_get_request( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `len_received` [INFO] [stdout] --> src/lib.rs:145:9 [INFO] [stdout] | [INFO] [stdout] 145 | let len_received = coaps_stream.ssl_read(&mut buf); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_len_received` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 26s [INFO] running `Command { std: "docker" "inspect" "d2e683aaf82bb7c1f74ffd120afe330b84256d2f9fdd3f49c04294ec95948eab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2e683aaf82bb7c1f74ffd120afe330b84256d2f9fdd3f49c04294ec95948eab", kill_on_drop: false }` [INFO] [stdout] d2e683aaf82bb7c1f74ffd120afe330b84256d2f9fdd3f49c04294ec95948eab