[INFO] fetching crate libcoap-rs 0.2.2...
[INFO] checking libcoap-rs-0.2.2 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate libcoap-rs 0.2.2 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate libcoap-rs 0.2.2 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libcoap-rs 0.2.2
[INFO] finished tweaking crates.io crate libcoap-rs 0.2.2
[INFO] tweaked toml for crates.io crate libcoap-rs 0.2.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 98 packages to latest compatible versions
[INFO] [stderr]       Adding bindgen v0.59.2 (latest: v0.70.1)
[INFO] [stderr]       Adding bindgen v0.65.1 (latest: v0.70.1)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.6.0)
[INFO] [stderr]       Adding clap v2.34.0 (latest: v4.5.16)
[INFO] [stderr]       Adding env_logger v0.9.3 (latest: v0.11.5)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.4.0)
[INFO] [stderr]       Adding idna v0.5.0 (latest: v1.0.2)
[INFO] [stderr]       Adding linux-raw-sys v0.4.14 (latest: v0.6.5)
[INFO] [stderr]       Adding num-derive v0.3.3 (latest: v0.4.2)
[INFO] [stderr]       Adding peeking_take_while v0.1.2 (latest: v1.0.0)
[INFO] [stderr]       Adding rustc-hash v1.1.0 (latest: v2.0.0)
[INFO] [stderr]       Adding strsim v0.8.0 (latest: v0.11.1)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.76)
[INFO] [stderr]       Adding textwrap v0.11.0 (latest: v0.16.1)
[INFO] [stderr]       Adding tinydtls-sys v0.1.2+tinydtls-c84e36f (latest: v0.2.0+tinydtls-9d6cf54)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1)
[INFO] [stderr]       Adding which v4.4.2 (latest: v6.0.3)
[INFO] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gnutls-sys v0.1.2
[INFO] [stderr]   Downloaded tinydtls-sys v0.1.2+tinydtls-c84e36f
[INFO] [stderr]   Downloaded libcoap-sys v0.2.2+libcoap-4.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7dfaad04616801244bc87f028e2cdc2cfa68da6e5c3dae0ab4d9c61cc9bedf10
[INFO] running `Command { std: "docker" "start" "-a" "7dfaad04616801244bc87f028e2cdc2cfa68da6e5c3dae0ab4d9c61cc9bedf10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7dfaad04616801244bc87f028e2cdc2cfa68da6e5c3dae0ab4d9c61cc9bedf10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dfaad04616801244bc87f028e2cdc2cfa68da6e5c3dae0ab4d9c61cc9bedf10", kill_on_drop: false }`
[INFO] [stdout] 7dfaad04616801244bc87f028e2cdc2cfa68da6e5c3dae0ab4d9c61cc9bedf10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 133b4848179e80fda3d47332ea912d912f25ed370c9cd1374720076d897a8460
[INFO] running `Command { std: "docker" "start" "-a" "133b4848179e80fda3d47332ea912d912f25ed370c9cd1374720076d897a8460", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
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[INFO] [stderr]    Compiling quote v1.0.37
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[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling syn v2.0.76
[INFO] [stderr]    Compiling libloading v0.8.5
[INFO] [stderr]    Compiling home v0.5.9
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling bindgen v0.65.1
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[INFO] [stderr]    Compiling libcoap-sys v0.2.2+libcoap-4.3.1
[INFO] [stderr]     Checking libcoap-rs v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `uri_path` and `as_any` are never used
[INFO] [stdout]    --> src/resource.rs:107:8
[INFO] [stdout]     |
[INFO] [stdout] 105 | pub trait UntypedCoapResource: Any + Debug {
[INFO] [stdout]     |           ------------------- methods in this trait
[INFO] [stdout] 106 |     /// Returns the uri_path this resource responds to.
[INFO] [stdout] 107 |     fn uri_path(&self) -> &str;
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 114 |     fn as_any(&self) -> &dyn Any;
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Rc::<T, A>::into_raw` that must be used
[INFO] [stdout]   --> src/mem.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |         Rc::into_raw(orig_ref);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: losing the pointer will leak memory
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let _ = Rc::into_raw(orig_ref);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T, A>::into_raw` that must be used
[INFO] [stdout]    --> src/mem.rs:334:9
[INFO] [stdout]     |
[INFO] [stdout] 334 |         Box::into_raw(ref_box);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: losing the pointer will leak memory
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 334 |         let _ = Box::into_raw(ref_box);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `uri_path` and `as_any` are never used
[INFO] [stdout]    --> src/resource.rs:107:8
[INFO] [stdout]     |
[INFO] [stdout] 105 | pub trait UntypedCoapResource: Any + Debug {
[INFO] [stdout]     |           ------------------- methods in this trait
[INFO] [stdout] 106 |     /// Returns the uri_path this resource responds to.
[INFO] [stdout] 107 |     fn uri_path(&self) -> &str;
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 114 |     fn as_any(&self) -> &dyn Any;
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Rc::<T, A>::into_raw` that must be used
[INFO] [stdout]   --> src/mem.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |         Rc::into_raw(orig_ref);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: losing the pointer will leak memory
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let _ = Rc::into_raw(orig_ref);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T, A>::into_raw` that must be used
[INFO] [stdout]    --> src/mem.rs:334:9
[INFO] [stdout]     |
[INFO] [stdout] 334 |         Box::into_raw(ref_box);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: losing the pointer will leak memory
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 334 |         let _ = Box::into_raw(ref_box);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc`, `Condvar`, and `Mutex`
[INFO] [stdout]   --> tests/dtls_client_server_test.rs:12:17
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::sync::{Arc, Condvar, Mutex};
[INFO] [stdout]    |                 ^^^  ^^^^^^^  ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `identity`
[INFO] [stdout]   --> tests/dtls_client_server_test.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |         identity: &CoapCryptoPskIdentity,
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_identity`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.60s
[INFO] running `Command { std: "docker" "inspect" "133b4848179e80fda3d47332ea912d912f25ed370c9cd1374720076d897a8460", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "133b4848179e80fda3d47332ea912d912f25ed370c9cd1374720076d897a8460", kill_on_drop: false }`
[INFO] [stdout] 133b4848179e80fda3d47332ea912d912f25ed370c9cd1374720076d897a8460