[INFO] fetching crate coap-lite 0.11.2...
[INFO] checking coap-lite-0.11.2 against master#e59540968e0c6fc3c37d92a639b83fc8fcee5e81 for pr-114559
[INFO] extracting crate coap-lite 0.11.2 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate coap-lite 0.11.2 on toolchain e59540968e0c6fc3c37d92a639b83fc8fcee5e81
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate coap-lite 0.11.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate coap-lite 0.11.2
[INFO] tweaked toml for crates.io crate coap-lite 0.11.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate coap-lite 0.11.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lru_time_cache v0.11.11
[INFO] [stderr]   Downloaded coap-handler v0.1.3
[INFO] [stderr]   Downloaded coap-numbers v0.1.2
[INFO] [stderr]   Downloaded build_const v0.2.2
[INFO] [stderr]   Downloaded crc v1.8.1
[INFO] [stderr]   Downloaded syn v1.0.97
[INFO] [stderr]   Downloaded windowed-infinity v0.1.1
[INFO] [stderr]   Downloaded coap-message v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae09f296e106d2cc0d9518936eeb6014ab4517d24d1965f8d62afd5c801f921f
[INFO] running `Command { std: "docker" "start" "-a" "ae09f296e106d2cc0d9518936eeb6014ab4517d24d1965f8d62afd5c801f921f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae09f296e106d2cc0d9518936eeb6014ab4517d24d1965f8d62afd5c801f921f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae09f296e106d2cc0d9518936eeb6014ab4517d24d1965f8d62afd5c801f921f", kill_on_drop: false }`
[INFO] [stdout] ae09f296e106d2cc0d9518936eeb6014ab4517d24d1965f8d62afd5c801f921f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c57f5fbcd4b90a4e763b45c5324edbd14193ca19078f403b1fde0c5e0d52a940
[INFO] running `Command { std: "docker" "start" "-a" "c57f5fbcd4b90a4e763b45c5324edbd14193ca19078f403b1fde0c5e0d52a940", kill_on_drop: false }`
[INFO] [stderr]     Checking lru_time_cache v0.11.11
[INFO] [stderr]     Checking coap-lite v0.11.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/block_handler/mod.rs:512:21
[INFO] [stdout]     |
[INFO] [stdout] 512 |                 let mut sent_response =
[INFO] [stdout]     |                     ----^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/block_handler/mod.rs:578:21
[INFO] [stdout]     |
[INFO] [stdout] 578 |                 let mut sent_response =
[INFO] [stdout]     |                     ----^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/observe.rs:216:39
[INFO] [stdout]     |
[INFO] [stdout] 216 |         request.set_path(resource_path.clone());
[INFO] [stdout]     |                                       ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/observe.rs:224:50
[INFO] [stdout]     |
[INFO] [stdout] 224 |             .get_resource_observers(resource_path.clone())
[INFO] [stdout]     |                                                  ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/observe.rs:237:40
[INFO] [stdout]     |
[INFO] [stdout] 237 |         request1.set_path(resource_path.clone());
[INFO] [stdout]     |                                        ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/observe.rs:244:40
[INFO] [stdout]     |
[INFO] [stdout] 244 |         request2.set_path(resource_path.clone());
[INFO] [stdout]     |                                        ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/observe.rs:253:50
[INFO] [stdout]     |
[INFO] [stdout] 253 |             .get_resource_observers(resource_path.clone())
[INFO] [stdout]     |                                                  ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/observe.rs:270:40
[INFO] [stdout]     |
[INFO] [stdout] 270 |         request1.set_path(resource_path.clone());
[INFO] [stdout]     |                                        ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/observe.rs:285:54
[INFO] [stdout]     |
[INFO] [stdout] 285 |                 .get_resource_observers(resource_path.clone())
[INFO] [stdout]     |                                                      ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/observe.rs:295:35
[INFO] [stdout]     |
[INFO] [stdout] 295 |         ack.set_path(resource_path.clone());
[INFO] [stdout]     |                                   ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/observe.rs:303:54
[INFO] [stdout]     |
[INFO] [stdout] 303 |                 .get_resource_observers(resource_path.clone())
[INFO] [stdout]     |                                                      ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/observe.rs:318:40
[INFO] [stdout]     |
[INFO] [stdout] 318 |         request1.set_path(resource_path.clone());
[INFO] [stdout]     |                                        ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/observe.rs:334:50
[INFO] [stdout]     |
[INFO] [stdout] 334 |             .get_resource_observers(resource_path.clone())
[INFO] [stdout]     |                                                  ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "c57f5fbcd4b90a4e763b45c5324edbd14193ca19078f403b1fde0c5e0d52a940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c57f5fbcd4b90a4e763b45c5324edbd14193ca19078f403b1fde0c5e0d52a940", kill_on_drop: false }`
[INFO] [stdout] c57f5fbcd4b90a4e763b45c5324edbd14193ca19078f403b1fde0c5e0d52a940
