[INFO] fetching crate tokio-xmpp 1.0.1... [INFO] checking tokio-xmpp-1.0.1 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] extracting crate tokio-xmpp 1.0.1 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate tokio-xmpp 1.0.1 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate tokio-xmpp 1.0.1 [INFO] finished tweaking crates.io crate tokio-xmpp 1.0.1 [INFO] tweaked toml for crates.io crate tokio-xmpp 1.0.1 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4503b42d947f2e00c0774d933df9ff703e4f2ebed504635383fc2d52103b3dd9 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "4503b42d947f2e00c0774d933df9ff703e4f2ebed504635383fc2d52103b3dd9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4503b42d947f2e00c0774d933df9ff703e4f2ebed504635383fc2d52103b3dd9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4503b42d947f2e00c0774d933df9ff703e4f2ebed504635383fc2d52103b3dd9", kill_on_drop: false }` [INFO] [stdout] 4503b42d947f2e00c0774d933df9ff703e4f2ebed504635383fc2d52103b3dd9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 1da6bcda1c1fe581a5614e3b1f0b0d13f06470cf33b80199cf8146f4ac4a3643 [INFO] running `Command { std: "docker" "start" "-a" "1da6bcda1c1fe581a5614e3b1f0b0d13f06470cf33b80199cf8146f4ac4a3643", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling serde v1.0.118 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking openssl-probe v0.1.2 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Compiling openssl-sys v0.9.60 [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking socket2 v0.3.19 [INFO] [stderr] Checking hostname v0.3.1 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking form_urlencoded v1.0.0 [INFO] [stderr] Checking phf v0.7.24 [INFO] [stderr] Checking quick-xml v0.16.1 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling syn v1.0.57 [INFO] [stderr] Checking crypto-mac v0.7.0 [INFO] [stderr] Checking backtrace v0.3.55 [INFO] [stderr] Checking resolv-conf v0.6.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking sha-1 v0.8.2 [INFO] [stderr] Checking sha3 v0.8.2 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Compiling enum-as-inner v0.2.1 [INFO] [stderr] Checking hmac v0.7.1 [INFO] [stderr] Checking pbkdf2 v0.3.0 [INFO] [stderr] Checking blake2 v0.8.1 [INFO] [stderr] Checking minidom v0.11.1 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking sasl v0.4.3 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling openssl v0.10.32 [INFO] [stderr] Compiling native-tls v0.2.7 [INFO] [stderr] Checking jid v0.7.2 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking url v2.2.0 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking xmpp-parsers v0.15.0 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling string_cache_codegen v0.4.4 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Compiling string_cache v0.7.5 [INFO] [stderr] Compiling serde_derive v1.0.118 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking tokio-tls v0.2.1 [INFO] [stderr] Compiling serde_json v1.0.61 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking trust-dns-proto v0.8.0 [INFO] [stderr] Checking trust-dns-resolver v0.12.0 [INFO] [stderr] Compiling markup5ever v0.9.0 [INFO] [stderr] Checking xml5ever v0.15.0 [INFO] [stderr] Checking tokio-xmpp v1.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added. [INFO] [stdout] --> src/happy_eyeballs.rs:87:22 [INFO] [stdout] | [INFO] [stdout] 87 | .into_iter() [INFO] [stdout] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #66145 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added. [INFO] [stdout] --> src/happy_eyeballs.rs:124:30 [INFO] [stdout] | [INFO] [stdout] 124 | ... .into_iter() [INFO] [stdout] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #66145 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/client/bind.rs:61:21 [INFO] [stdout] | [INFO] [stdout] 61 | replace(self, ClientBind::WaitRecv(stream)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:1:22 [INFO] [stdout] | [INFO] [stdout] 1 | #![deny(unsafe_code, unused, missing_docs, bare_trait_objects)] [INFO] [stdout] | ^^^^^^ [INFO] [stdout] = note: `#[deny(unused_must_use)]` implied by `#[deny(unused)]` [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/client/bind.rs:65:21 [INFO] [stdout] | [INFO] [stdout] 65 | replace(self, ClientBind::WaitSend(send)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/client/bind.rs:90:21 [INFO] [stdout] | [INFO] [stdout] 90 | replace(self, ClientBind::WaitRecv(stream)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/client/bind.rs:94:21 [INFO] [stdout] | [INFO] [stdout] 94 | replace(self, ClientBind::WaitRecv(stream)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added. [INFO] [stdout] --> src/happy_eyeballs.rs:87:22 [INFO] [stdout] | [INFO] [stdout] 87 | .into_iter() [INFO] [stdout] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #66145 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added. [INFO] [stdout] --> src/happy_eyeballs.rs:124:30 [INFO] [stdout] | [INFO] [stdout] 124 | ... .into_iter() [INFO] [stdout] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #66145 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tokio-xmpp` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/client/bind.rs:61:21 [INFO] [stdout] | [INFO] [stdout] 61 | replace(self, ClientBind::WaitRecv(stream)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:1:22 [INFO] [stdout] | [INFO] [stdout] 1 | #![deny(unsafe_code, unused, missing_docs, bare_trait_objects)] [INFO] [stdout] | ^^^^^^ [INFO] [stdout] = note: `#[deny(unused_must_use)]` implied by `#[deny(unused)]` [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/client/bind.rs:65:21 [INFO] [stdout] | [INFO] [stdout] 65 | replace(self, ClientBind::WaitSend(send)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/client/bind.rs:90:21 [INFO] [stdout] | [INFO] [stdout] 90 | replace(self, ClientBind::WaitRecv(stream)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/client/bind.rs:94:21 [INFO] [stdout] | [INFO] [stdout] 94 | replace(self, ClientBind::WaitRecv(stream)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "1da6bcda1c1fe581a5614e3b1f0b0d13f06470cf33b80199cf8146f4ac4a3643", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1da6bcda1c1fe581a5614e3b1f0b0d13f06470cf33b80199cf8146f4ac4a3643", kill_on_drop: false }` [INFO] [stdout] 1da6bcda1c1fe581a5614e3b1f0b0d13f06470cf33b80199cf8146f4ac4a3643