[INFO] fetching crate pubnub-core 0.1.0... [INFO] checking pubnub-core-0.1.0 against master#7b3a7819371cef92a187e9bac8f7810ccde15216 for pr-74846 [INFO] extracting crate pubnub-core 0.1.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate pubnub-core 0.1.0 on toolchain 7b3a7819371cef92a187e9bac8f7810ccde15216 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate pubnub-core 0.1.0 [INFO] finished tweaking crates.io crate pubnub-core 0.1.0 [INFO] tweaked toml for crates.io crate pubnub-core 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "metadata" "--no-deps" "--format-version=1", 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] 811a0d087dcaf622d830e1819ed61d305008be66ecf394bd4be38517b6894aea [INFO] running `Command { std: "docker" "start" "-a" "811a0d087dcaf622d830e1819ed61d305008be66ecf394bd4be38517b6894aea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "811a0d087dcaf622d830e1819ed61d305008be66ecf394bd4be38517b6894aea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "811a0d087dcaf622d830e1819ed61d305008be66ecf394bd4be38517b6894aea", kill_on_drop: false }` [INFO] [stdout] 811a0d087dcaf622d830e1819ed61d305008be66ecf394bd4be38517b6894aea [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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "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] ec4e7254d27419ab7be0cfd7967cd17b6d1c0cb37d67deb322ab8432b2e80b21 [INFO] running `Command { std: "docker" "start" "-a" "ec4e7254d27419ab7be0cfd7967cd17b6d1c0cb37d67deb322ab8432b2e80b21", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.38 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling proc-macro-nested v0.1.6 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Compiling proc-macro-hack v0.5.18 [INFO] [stderr] Checking futures-core v0.3.5 [INFO] [stderr] Checking predicates-core v1.0.0 [INFO] [stderr] Checking ppv-lite86 v0.2.8 [INFO] [stderr] Checking futures-sink v0.3.5 [INFO] [stderr] Checking treeline v0.1.0 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking normalize-line-endings v0.3.0 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking fragile v0.3.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking downcast v0.10.0 [INFO] [stderr] Checking json v0.12.4 [INFO] [stderr] Checking error-iter v0.2.0 [INFO] [stderr] Checking randomize v3.0.1 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking futures-channel v0.3.5 [INFO] [stderr] Checking predicates-tree v1.0.0 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking log v0.4.11 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking float-cmp v0.8.0 [INFO] [stderr] Checking uuid v0.8.1 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking predicates v1.0.5 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Compiling pin-project-internal v0.4.23 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling thiserror-impl v1.0.20 [INFO] [stderr] Compiling mockall_derive v0.6.0 [INFO] [stderr] Compiling async-trait v0.1.37 [INFO] [stderr] Checking thiserror v1.0.20 [INFO] [stderr] Checking pin-project v0.4.23 [INFO] [stderr] Checking futures-util v0.3.5 [INFO] [stderr] Checking mockall v0.6.0 [INFO] [stderr] Checking futures-executor v0.3.5 [INFO] [stderr] Checking pubnub-core v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/mock/runtime.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | / mock! { [INFO] [stdout] 14 | | pub Runtime { [INFO] [stdout] 15 | | fn mock_workaround_spawn(&self, future: Pin + Send + 'static>>) {} [INFO] [stdout] 16 | | } [INFO] [stdout] ... | [INFO] [stdout] 19 | | } [INFO] [stdout] 20 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/mock/runtime.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | / mock! { [INFO] [stdout] 14 | | pub Runtime { [INFO] [stdout] 15 | | fn mock_workaround_spawn(&self, future: Pin + Send + 'static>>) {} [INFO] [stdout] 16 | | } [INFO] [stdout] ... | [INFO] [stdout] 19 | | } [INFO] [stdout] 20 | | } [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] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/mock/transport.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | / mock! { [INFO] [stdout] 23 | | pub Transport { [INFO] [stdout] 24 | | fn call( [INFO] [stdout] 25 | | &self, [INFO] [stdout] ... | [INFO] [stdout] 31 | | } [INFO] [stdout] 32 | | } [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] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/mock/runtime.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | / mock! { [INFO] [stdout] 14 | | pub Runtime { [INFO] [stdout] 15 | | fn mock_workaround_spawn(&self, future: Pin + Send + 'static>>) {} [INFO] [stdout] 16 | | } [INFO] [stdout] ... | [INFO] [stdout] 19 | | } [INFO] [stdout] 20 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/mock/runtime.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | / mock! { [INFO] [stdout] 14 | | pub Runtime { [INFO] [stdout] 15 | | fn mock_workaround_spawn(&self, future: Pin + Send + 'static>>) {} [INFO] [stdout] 16 | | } [INFO] [stdout] ... | [INFO] [stdout] 19 | | } [INFO] [stdout] 20 | | } [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] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/mock/transport.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | / mock! { [INFO] [stdout] 23 | | pub Transport { [INFO] [stdout] 24 | | fn call( [INFO] [stdout] 25 | | &self, [INFO] [stdout] ... | [INFO] [stdout] 31 | | } [INFO] [stdout] 32 | | } [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] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 06s [INFO] running `Command { std: "docker" "inspect" "ec4e7254d27419ab7be0cfd7967cd17b6d1c0cb37d67deb322ab8432b2e80b21", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec4e7254d27419ab7be0cfd7967cd17b6d1c0cb37d67deb322ab8432b2e80b21", kill_on_drop: false }` [INFO] [stdout] ec4e7254d27419ab7be0cfd7967cd17b6d1c0cb37d67deb322ab8432b2e80b21