[INFO] fetching crate stream_multiplexer 0.16.1... [INFO] checking stream_multiplexer-0.16.1 against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744 [INFO] extracting crate stream_multiplexer 0.16.1 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate stream_multiplexer 0.16.1 on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate stream_multiplexer 0.16.1 [INFO] finished tweaking crates.io crate stream_multiplexer 0.16.1 [INFO] tweaked toml for crates.io crate stream_multiplexer 0.16.1 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "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] 1ca83d6bf8c11f7755bc60c088e12cc6596e299c84443d7e4350996ed03ef790 [INFO] running `Command { std: "docker" "start" "-a" "1ca83d6bf8c11f7755bc60c088e12cc6596e299c84443d7e4350996ed03ef790", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1ca83d6bf8c11f7755bc60c088e12cc6596e299c84443d7e4350996ed03ef790", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ca83d6bf8c11f7755bc60c088e12cc6596e299c84443d7e4350996ed03ef790", kill_on_drop: false }` [INFO] [stdout] 1ca83d6bf8c11f7755bc60c088e12cc6596e299c84443d7e4350996ed03ef790 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2c16a6cf76c636dc78431ad95c7880788a5059f89b5fbe3cbd7ae6ac6b631dbf [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" "2c16a6cf76c636dc78431ad95c7880788a5059f89b5fbe3cbd7ae6ac6b631dbf", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking futures-core v0.3.14 [INFO] [stderr] Checking futures-io v0.3.14 [INFO] [stderr] Checking cache-padded v1.1.1 [INFO] [stderr] Checking fastrand v1.4.0 [INFO] [stderr] Checking event-listener v2.5.1 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] Checking parking v2.0.0 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Checking pin-project-lite v0.2.6 [INFO] [stderr] Checking futures-task v0.3.14 [INFO] [stderr] Checking scoped-tls v1.0.0 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Checking atomic-waker v1.0.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Checking lock_api v0.4.3 [INFO] [stderr] Checking concurrent-queue v1.2.2 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking socket2 v0.3.19 [INFO] [stderr] Checking polling v0.1.9 [INFO] [stderr] Checking alto_logger v0.3.7 [INFO] [stderr] Compiling syn v1.0.69 [INFO] [stderr] Checking sharded-slab v0.0.9 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking async-mutex v1.4.0 [INFO] [stderr] Checking futures-lite v0.1.11 [INFO] [stderr] Checking dashmap v4.0.2 [INFO] [stderr] Checking async-channel v1.6.1 [INFO] [stderr] Checking multitask v0.2.0 [INFO] [stderr] Checking tokio v0.2.25 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking async-io v0.1.11 [INFO] [stderr] Checking blocking v0.5.2 [INFO] [stderr] Checking async-executor v0.1.2 [INFO] [stderr] Checking smol v0.3.3 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Compiling futures-macro v0.3.14 [INFO] [stderr] Compiling thiserror-impl v1.0.24 [INFO] [stderr] Checking futures-util v0.3.14 [INFO] [stderr] Checking thiserror v1.0.24 [INFO] [stderr] Checking stream_multiplexer v0.16.1 (/opt/rustwide/workdir) [INFO] [stdout] error[E0453]: warn(unsafe_code) incompatible with previous forbid [INFO] [stdout] --> src/lib.rs:86:5 [INFO] [stdout] | [INFO] [stdout] 78 | #![forbid(unsafe_code)] [INFO] [stdout] | ----------- `forbid` level set here [INFO] [stdout] ... [INFO] [stdout] 86 | unsafe_code, [INFO] [stdout] | ^^^^^^^^^^^ overruled by previous forbid [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0453]: warn(unsafe_code) incompatible with previous forbid [INFO] [stdout] --> src/lib.rs:86:5 [INFO] [stdout] | [INFO] [stdout] 78 | #![forbid(unsafe_code)] [INFO] [stdout] | ----------- `forbid` level set here [INFO] [stdout] ... [INFO] [stdout] 86 | unsafe_code, [INFO] [stdout] | ^^^^^^^^^^^ overruled by previous forbid [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0453`. [INFO] [stdout] [INFO] [stderr] error: could not compile `stream_multiplexer` [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: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0453`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "2c16a6cf76c636dc78431ad95c7880788a5059f89b5fbe3cbd7ae6ac6b631dbf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c16a6cf76c636dc78431ad95c7880788a5059f89b5fbe3cbd7ae6ac6b631dbf", kill_on_drop: false }` [INFO] [stdout] 2c16a6cf76c636dc78431ad95c7880788a5059f89b5fbe3cbd7ae6ac6b631dbf