[INFO] fetching crate pact_matching 0.6.1...
[INFO] checking pact_matching-0.6.1 against try#4662032ab74cd44d423120d08d251dfead4914a0 for pr-72788
[INFO] extracting crate pact_matching 0.6.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate pact_matching 0.6.1 on toolchain 4662032ab74cd44d423120d08d251dfead4914a0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate pact_matching 0.6.1
[INFO] finished tweaking crates.io crate pact_matching 0.6.1
[INFO] tweaked toml for crates.io crate pact_matching 0.6.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ntest_test_cases v0.7.1
[INFO] [stderr]   Downloaded ntest_timeout v0.7.1
[INFO] [stderr]   Downloaded ntest v0.7.1
[INFO] [stderr]   Downloaded ntest_proc_macro_helper v0.7.1
[INFO] running `"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" "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" "+4662032ab74cd44d423120d08d251dfead4914a0" "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] e1d037cc184f9c3ee114862bf7df33c112b5d9341ec5757766527a547d3b4f3a
[INFO] running `"docker" "start" "-a" "e1d037cc184f9c3ee114862bf7df33c112b5d9341ec5757766527a547d3b4f3a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]    Compiling ntest_proc_macro_helper v0.7.1
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling ntest_test_cases v0.7.1
[INFO] [stderr]    Compiling test-env-log v0.2.2
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking textnonce v0.6.5
[INFO] [stderr]     Checking chrono-tz v0.4.1
[INFO] [stderr]     Checking mime_multipart v0.5.2
[INFO] [stderr]     Checking formdata v0.12.3
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking hamcrest2 v0.3.0
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.2.5
[INFO] [stderr]    Compiling speculate v0.1.2
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]     Checking hyper v0.13.6
[INFO] [stderr]    Compiling proc-macro-crate v0.1.4
[INFO] [stderr]    Compiling ntest_timeout v0.7.1
[INFO] [stderr]     Checking ntest v0.7.1
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking reqwest v0.10.6
[INFO] [stderr]     Checking pact_matching v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]    --> src/models/tests.rs:230:71
[INFO] [stderr]     |
[INFO] [stderr] 230 |     let interaction = Interaction::from_json(0, &serde_json::from_str({interaction_json}).unwrap(), &PactSpecification::V1_1);
[INFO] [stderr]     |                                                                       ^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]    --> src/models/tests.rs:241:71
[INFO] [stderr]     |
[INFO] [stderr] 241 |     let interaction = Interaction::from_json(0, &serde_json::from_str({interaction_json}).unwrap(), &PactSpecification::V1_1);
[INFO] [stderr]     |                                                                       ^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]    --> src/models/tests.rs:251:71
[INFO] [stderr]     |
[INFO] [stderr] 251 |     let interaction = Interaction::from_json(0, &serde_json::from_str({interaction_json}).unwrap(), &PactSpecification::V1);
[INFO] [stderr]     |                                                                       ^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]    --> src/models/tests.rs:260:71
[INFO] [stderr]     |
[INFO] [stderr] 260 |     let interaction = Interaction::from_json(0, &serde_json::from_str({interaction_json}).unwrap(), &PactSpecification::V1);
[INFO] [stderr]     |                                                                       ^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 15s
[INFO] running `"docker" "inspect" "e1d037cc184f9c3ee114862bf7df33c112b5d9341ec5757766527a547d3b4f3a"`
[INFO] running `"docker" "rm" "-f" "e1d037cc184f9c3ee114862bf7df33c112b5d9341ec5757766527a547d3b4f3a"`
[INFO] [stdout] e1d037cc184f9c3ee114862bf7df33c112b5d9341ec5757766527a547d3b4f3a