[INFO] crate opcua-server 0.7.0 is already in cache
[INFO] checking opcua-server-0.7.0 against try#f149601db42efe10ece8b284ab681fd4a6fcb89c for pr-68766
[INFO] extracting crate opcua-server 0.7.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate opcua-server 0.7.0 on toolchain f149601db42efe10ece8b284ab681fd4a6fcb89c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate opcua-server 0.7.0
[INFO] finished tweaking crates.io crate opcua-server 0.7.0
[INFO] tweaked toml for crates.io crate opcua-server 0.7.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "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] 6b05f928e1e0b9d72d1dc58683db82a18852dd4cf72c56393b33152aa6d84bf3
[INFO] running `"docker" "start" "-a" "6b05f928e1e0b9d72d1dc58683db82a18852dd4cf72c56393b33152aa6d84bf3"`
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking opcua-console-logging v0.7.0
[INFO] [stderr]     Checking opcua-types v0.7.0
[INFO] [stderr]     Checking opcua-core v0.7.0
[INFO] [stderr]     Checking opcua-server v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `server_state`
[INFO] [stderr]   --> src/tests/services/subscription.rs:36:35
[INFO] [stderr]    |
[INFO] [stderr] 36 |     do_subscription_service_test(|server_state, session, _, ss, _| {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_server_state`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `session`
[INFO] [stderr]   --> src/tests/services/subscription.rs:36:49
[INFO] [stderr]    |
[INFO] [stderr] 36 |     do_subscription_service_test(|server_state, session, _, ss, _| {
[INFO] [stderr]    |                                                 ^^^^^^^ help: consider prefixing with an underscore: `_session`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ss`
[INFO] [stderr]   --> src/tests/services/subscription.rs:36:61
[INFO] [stderr]    |
[INFO] [stderr] 36 |     do_subscription_service_test(|server_state, session, _, ss, _| {
[INFO] [stderr]    |                                                             ^^ help: consider prefixing with an underscore: `_ss`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `subscription_id`
[INFO] [stderr]    --> src/tests/services/subscription.rs:231:13
[INFO] [stderr]     |
[INFO] [stderr] 231 |         let subscription_id = create_subscription(server_state, session, &ss);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_subscription_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `address_space`
[INFO] [stderr]    --> src/tests/services/subscription.rs:230:58
[INFO] [stderr]     |
[INFO] [stderr] 230 |     do_subscription_service_test(|server_state, session, address_space, ss, mis| {
[INFO] [stderr]     |                                                          ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_address_space`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mis`
[INFO] [stderr]    --> src/tests/services/subscription.rs:230:77
[INFO] [stderr]     |
[INFO] [stderr] 230 |     do_subscription_service_test(|server_state, session, address_space, ss, mis| {
[INFO] [stderr]     |                                                                             ^^^ help: consider prefixing with an underscore: `_mis`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `server_state`
[INFO] [stderr]    --> src/tests/services/subscription.rs:240:35
[INFO] [stderr]     |
[INFO] [stderr] 240 |     do_subscription_service_test(|server_state, session, address_space, ss, mis| {
[INFO] [stderr]     |                                   ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_server_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `session`
[INFO] [stderr]    --> src/tests/services/subscription.rs:240:49
[INFO] [stderr]     |
[INFO] [stderr] 240 |     do_subscription_service_test(|server_state, session, address_space, ss, mis| {
[INFO] [stderr]     |                                                 ^^^^^^^ help: consider prefixing with an underscore: `_session`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `address_space`
[INFO] [stderr]    --> src/tests/services/subscription.rs:240:58
[INFO] [stderr]     |
[INFO] [stderr] 240 |     do_subscription_service_test(|server_state, session, address_space, ss, mis| {
[INFO] [stderr]     |                                                          ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_address_space`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ss`
[INFO] [stderr]    --> src/tests/services/subscription.rs:240:73
[INFO] [stderr]     |
[INFO] [stderr] 240 |     do_subscription_service_test(|server_state, session, address_space, ss, mis| {
[INFO] [stderr]     |                                                                         ^^ help: consider prefixing with an underscore: `_ss`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mis`
[INFO] [stderr]    --> src/tests/services/subscription.rs:240:77
[INFO] [stderr]     |
[INFO] [stderr] 240 |     do_subscription_service_test(|server_state, session, address_space, ss, mis| {
[INFO] [stderr]     |                                                                             ^^^ help: consider prefixing with an underscore: `_mis`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.09s
[INFO] running `"docker" "inspect" "6b05f928e1e0b9d72d1dc58683db82a18852dd4cf72c56393b33152aa6d84bf3"`
[INFO] running `"docker" "rm" "-f" "6b05f928e1e0b9d72d1dc58683db82a18852dd4cf72c56393b33152aa6d84bf3"`
[INFO] [stdout] 6b05f928e1e0b9d72d1dc58683db82a18852dd4cf72c56393b33152aa6d84bf3