[INFO] fetching crate async-coap 0.1.0... [INFO] checking async-coap-0.1.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] extracting crate async-coap 0.1.0 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate async-coap 0.1.0 [INFO] finished tweaking crates.io crate async-coap 0.1.0 [INFO] tweaked toml for crates.io crate async-coap 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate async-coap 0.1.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 70 packages to latest compatible versions [INFO] [stderr] Adding futures-channel-preview v0.3.0-alpha.18 (available: v0.3.0-alpha.19) [INFO] [stderr] Adding futures-core-preview v0.3.0-alpha.18 (available: v0.3.0-alpha.19) [INFO] [stderr] Adding futures-executor-preview v0.3.0-alpha.18 (available: v0.3.0-alpha.19) [INFO] [stderr] Adding futures-io-preview v0.3.0-alpha.18 (available: v0.3.0-alpha.19) [INFO] [stderr] Adding futures-join-macro-preview v0.3.0-alpha.18 (available: v0.3.0-alpha.19) [INFO] [stderr] Adding futures-preview v0.3.0-alpha.18 (available: v0.3.0-alpha.19) [INFO] [stderr] Adding futures-select-macro-preview v0.3.0-alpha.18 (available: v0.3.0-alpha.19) [INFO] [stderr] Adding futures-sink-preview v0.3.0-alpha.18 (available: v0.3.0-alpha.19) [INFO] [stderr] Adding futures-timer v0.3.0 (available: v3.0.3) [INFO] [stderr] Adding futures-util-preview v0.3.0-alpha.18 (available: v0.3.0-alpha.19) [INFO] [stderr] Adding num v0.2.1 (available: v0.4.3) [INFO] [stderr] Adding rand v0.6.5 (available: v0.9.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded futures-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded futures-channel-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded futures-io-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded futures-select-macro-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded futures-sink-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded futures-join-macro-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded futures-timer v0.3.0 [INFO] [stderr] Downloaded async-coap-uri-macros v0.1.0 [INFO] [stderr] Downloaded futures-core-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded futures-executor-preview v0.3.0-alpha.18 [INFO] [stderr] Downloaded async-coap-uri v0.1.0 [INFO] [stderr] Downloaded futures-util-preview v0.3.0-alpha.18 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] be71fd4dca3c3a1153f55eb51953ad52027730528d35b9def7cec4bf29023cc0 [INFO] running `Command { std: "docker" "start" "-a" "be71fd4dca3c3a1153f55eb51953ad52027730528d35b9def7cec4bf29023cc0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "be71fd4dca3c3a1153f55eb51953ad52027730528d35b9def7cec4bf29023cc0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be71fd4dca3c3a1153f55eb51953ad52027730528d35b9def7cec4bf29023cc0", kill_on_drop: false }` [INFO] [stdout] be71fd4dca3c3a1153f55eb51953ad52027730528d35b9def7cec4bf29023cc0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1e1fdc69edb5e14535c37ebaa5ffe4ace07ef7ab1144b782a2ef46f0f222cd68 [INFO] running `Command { std: "docker" "start" "-a" "1e1fdc69edb5e14535c37ebaa5ffe4ace07ef7ab1144b782a2ef46f0f222cd68", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.5.0 [INFO] [stderr] Compiling libc v0.2.175 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling proc-macro-hack v0.5.20+deprecated [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling zerocopy v0.8.26 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking memchr v2.7.5 [INFO] [stderr] Checking cfg-if v1.0.3 [INFO] [stderr] Checking futures-core-preview v0.3.0-alpha.18 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling regex-syntax v0.8.6 [INFO] [stderr] Checking slab v0.4.11 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking futures-io-preview v0.3.0-alpha.18 [INFO] [stderr] Checking futures-sink-preview v0.3.0-alpha.18 [INFO] [stderr] Compiling lazy_static v1.5.0 [INFO] [stderr] Checking log v0.4.27 [INFO] [stderr] Checking futures-channel-preview v0.3.0-alpha.18 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking num_cpus v1.17.0 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-iter v0.1.45 [INFO] [stderr] Compiling regex-automata v0.4.10 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling futures-select-macro-preview v0.3.0-alpha.18 [INFO] [stderr] Compiling futures-join-macro-preview v0.3.0-alpha.18 [INFO] [stderr] Compiling regex v1.11.2 [INFO] [stderr] Checking futures-util-preview v0.3.0-alpha.18 [INFO] [stderr] Compiling async-coap-uri-macros v0.1.0 [INFO] [stderr] Checking async-coap-uri v0.1.0 [INFO] [stderr] Checking futures-executor-preview v0.3.0-alpha.18 [INFO] [stderr] Checking futures-preview v0.3.0-alpha.18 [INFO] [stderr] Checking futures-timer v0.3.0 [INFO] [stderr] Checking async-coap v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:317:12 [INFO] [stdout] | [INFO] [stdout] 317 | #![feature(async_await)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:317:12 [INFO] [stdout] | [INFO] [stdout] 317 | #![feature(async_await)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `option_start` is never read [INFO] [stdout] --> src/message/std_parser.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 21 | pub struct StandardMessageParser<'buf> { [INFO] [stdout] | --------------------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 31 | option_start: usize, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `StandardMessageParser` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/remote_endpoint.rs:100:25 [INFO] [stdout] | [INFO] [stdout] 100 | fn send<'a, R, SD>(&'a self, send_desc: SD) -> BoxFuture<'_, Result> [INFO] [stdout] | ^^ the lifetime is named here -- the same lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 100 - fn send<'a, R, SD>(&'a self, send_desc: SD) -> BoxFuture<'_, Result> [INFO] [stdout] 100 + fn send<'a, R, SD>(&'a self, send_desc: SD) -> BoxFuture<'a, Result> [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/remote_endpoint.rs:107:32 [INFO] [stdout] | [INFO] [stdout] 107 | fn send_to<'a, R, SD, UF>(&'a self, path: UF, send_desc: SD) -> BoxFuture<'_, Result> [INFO] [stdout] | ^^ the lifetime is named here -- the same lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 107 - fn send_to<'a, R, SD, UF>(&'a self, path: UF, send_desc: SD) -> BoxFuture<'_, Result> [INFO] [stdout] 107 + fn send_to<'a, R, SD, UF>(&'a self, path: UF, send_desc: SD) -> BoxFuture<'a, Result> [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/null.rs:101:25 [INFO] [stdout] | [INFO] [stdout] 101 | fn send<'a, R, SD>(&'a self, _send_desc: SD) -> BoxFuture<'_, Result> [INFO] [stdout] | ^^ the lifetime is named here -- the same lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 101 - fn send<'a, R, SD>(&'a self, _send_desc: SD) -> BoxFuture<'_, Result> [INFO] [stdout] 101 + fn send<'a, R, SD>(&'a self, _send_desc: SD) -> BoxFuture<'a, Result> [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/null.rs:110:10 [INFO] [stdout] | [INFO] [stdout] 110 | &'a self, [INFO] [stdout] | ^^ the lifetime is named here [INFO] [stdout] ... [INFO] [stdout] 113 | ) -> BoxFuture<'_, Result> [INFO] [stdout] | -- the same lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 113 - ) -> BoxFuture<'_, Result> [INFO] [stdout] 113 + ) -> BoxFuture<'a, Result> [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `option_start` is never read [INFO] [stdout] --> src/message/std_parser.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 21 | pub struct StandardMessageParser<'buf> { [INFO] [stdout] | --------------------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 31 | option_start: usize, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `StandardMessageParser` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/remote_endpoint.rs:100:25 [INFO] [stdout] | [INFO] [stdout] 100 | fn send<'a, R, SD>(&'a self, send_desc: SD) -> BoxFuture<'_, Result> [INFO] [stdout] | ^^ the lifetime is named here -- the same lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 100 - fn send<'a, R, SD>(&'a self, send_desc: SD) -> BoxFuture<'_, Result> [INFO] [stdout] 100 + fn send<'a, R, SD>(&'a self, send_desc: SD) -> BoxFuture<'a, Result> [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/remote_endpoint.rs:107:32 [INFO] [stdout] | [INFO] [stdout] 107 | fn send_to<'a, R, SD, UF>(&'a self, path: UF, send_desc: SD) -> BoxFuture<'_, Result> [INFO] [stdout] | ^^ the lifetime is named here -- the same lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 107 - fn send_to<'a, R, SD, UF>(&'a self, path: UF, send_desc: SD) -> BoxFuture<'_, Result> [INFO] [stdout] 107 + fn send_to<'a, R, SD, UF>(&'a self, path: UF, send_desc: SD) -> BoxFuture<'a, Result> [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/null.rs:101:25 [INFO] [stdout] | [INFO] [stdout] 101 | fn send<'a, R, SD>(&'a self, _send_desc: SD) -> BoxFuture<'_, Result> [INFO] [stdout] | ^^ the lifetime is named here -- the same lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 101 - fn send<'a, R, SD>(&'a self, _send_desc: SD) -> BoxFuture<'_, Result> [INFO] [stdout] 101 + fn send<'a, R, SD>(&'a self, _send_desc: SD) -> BoxFuture<'a, Result> [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/null.rs:110:10 [INFO] [stdout] | [INFO] [stdout] 110 | &'a self, [INFO] [stdout] | ^^ the lifetime is named here [INFO] [stdout] ... [INFO] [stdout] 113 | ) -> BoxFuture<'_, Result> [INFO] [stdout] | -- the same lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 113 - ) -> BoxFuture<'_, Result> [INFO] [stdout] 113 + ) -> BoxFuture<'a, Result> [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.01s [INFO] running `Command { std: "docker" "inspect" "1e1fdc69edb5e14535c37ebaa5ffe4ace07ef7ab1144b782a2ef46f0f222cd68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e1fdc69edb5e14535c37ebaa5ffe4ace07ef7ab1144b782a2ef46f0f222cd68", kill_on_drop: false }` [INFO] [stdout] 1e1fdc69edb5e14535c37ebaa5ffe4ace07ef7ab1144b782a2ef46f0f222cd68