[INFO] fetching crate turbulence 0.3.0... [INFO] testing turbulence-0.3.0 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296 [INFO] extracting crate turbulence 0.3.0 into /workspace/builds/worker-13/source [INFO] validating manifest of crates.io crate turbulence 0.3.0 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate turbulence 0.3.0 [INFO] finished tweaking crates.io crate turbulence 0.3.0 [INFO] tweaked toml for crates.io crate turbulence 0.3.0 written to /workspace/builds/worker-13/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b5a8a5d4700ab8d405342d69f6e27c0d3bde8bf5d362315dc3b205830c8abf60 [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" "b5a8a5d4700ab8d405342d69f6e27c0d3bde8bf5d362315dc3b205830c8abf60", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b5a8a5d4700ab8d405342d69f6e27c0d3bde8bf5d362315dc3b205830c8abf60", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b5a8a5d4700ab8d405342d69f6e27c0d3bde8bf5d362315dc3b205830c8abf60", kill_on_drop: false }` [INFO] [stdout] b5a8a5d4700ab8d405342d69f6e27c0d3bde8bf5d362315dc3b205830c8abf60 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8790ba54b0e9074b7b50313f5e657849e6be1ed97b86acbfee67a1f564ceac9e [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" "8790ba54b0e9074b7b50313f5e657849e6be1ed97b86acbfee67a1f564ceac9e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.52 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling proc-macro-nested v0.1.6 [INFO] [stderr] Compiling once_cell v1.5.2 [INFO] [stderr] Compiling futures-core v0.3.8 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Compiling futures-io v0.3.8 [INFO] [stderr] Compiling snap v1.0.3 [INFO] [stderr] Compiling futures-channel v0.3.8 [INFO] [stderr] Compiling futures-task v0.3.8 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling pin-project-internal v1.0.2 [INFO] [stderr] Compiling futures-macro v0.3.8 [INFO] [stderr] Compiling thiserror-impl v1.0.22 [INFO] [stderr] Compiling thiserror v1.0.22 [INFO] [stderr] Compiling pin-project v1.0.2 [INFO] [stderr] Compiling futures-util v0.3.8 [INFO] [stderr] Compiling futures-executor v0.3.8 [INFO] [stderr] Compiling futures v0.3.8 [INFO] [stderr] Compiling bincode v1.3.1 [INFO] [stderr] Compiling turbulence v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `flush` [INFO] [stdout] --> src/message_channels.rs:477:29 [INFO] [stdout] | [INFO] [stdout] 477 | ... flush = flush_receiver.wait().fuse() => Next::Flush, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_flush` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `flush` [INFO] [stdout] --> src/message_channels.rs:523:29 [INFO] [stdout] | [INFO] [stdout] 523 | ... flush = flush_receiver.wait().fuse() => Next::Flush, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_flush` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `flush` [INFO] [stdout] --> src/message_channels.rs:569:29 [INFO] [stdout] | [INFO] [stdout] 569 | ... flush = flush_receiver.wait().fuse() => Next::Flush, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_flush` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 47.52s [INFO] running `Command { std: "docker" "inspect" "8790ba54b0e9074b7b50313f5e657849e6be1ed97b86acbfee67a1f564ceac9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8790ba54b0e9074b7b50313f5e657849e6be1ed97b86acbfee67a1f564ceac9e", kill_on_drop: false }` [INFO] [stdout] 8790ba54b0e9074b7b50313f5e657849e6be1ed97b86acbfee67a1f564ceac9e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4bc4904f20854fb7c9d2c45600d6b172beff8a6e7b2f2f26910b905c3d428a62 [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" "4bc4904f20854fb7c9d2c45600d6b172beff8a6e7b2f2f26910b905c3d428a62", kill_on_drop: false }` [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stdout] warning: unused variable: `flush` [INFO] [stdout] --> src/message_channels.rs:477:29 [INFO] [stdout] | [INFO] [stdout] 477 | ... flush = flush_receiver.wait().fuse() => Next::Flush, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_flush` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `flush` [INFO] [stdout] --> src/message_channels.rs:523:29 [INFO] [stdout] | [INFO] [stdout] 523 | ... flush = flush_receiver.wait().fuse() => Next::Flush, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_flush` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `flush` [INFO] [stdout] --> src/message_channels.rs:569:29 [INFO] [stdout] | [INFO] [stdout] 569 | ... flush = flush_receiver.wait().fuse() => Next::Flush, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_flush` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling turbulence v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `flush` [INFO] [stdout] --> src/message_channels.rs:477:29 [INFO] [stdout] | [INFO] [stdout] 477 | ... flush = flush_receiver.wait().fuse() => Next::Flush, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_flush` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `flush` [INFO] [stdout] --> src/message_channels.rs:523:29 [INFO] [stdout] | [INFO] [stdout] 523 | ... flush = flush_receiver.wait().fuse() => Next::Flush, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_flush` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `flush` [INFO] [stdout] --> src/message_channels.rs:569:29 [INFO] [stdout] | [INFO] [stdout] 569 | ... flush = flush_receiver.wait().fuse() => Next::Flush, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_flush` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 12.90s [INFO] running `Command { std: "docker" "inspect" "4bc4904f20854fb7c9d2c45600d6b172beff8a6e7b2f2f26910b905c3d428a62", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4bc4904f20854fb7c9d2c45600d6b172beff8a6e7b2f2f26910b905c3d428a62", kill_on_drop: false }` [INFO] [stdout] 4bc4904f20854fb7c9d2c45600d6b172beff8a6e7b2f2f26910b905c3d428a62 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b8e1e66aa1ad6213846fe6709441bd479790b4694e77d6cb93a61c119e59803a [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" "b8e1e66aa1ad6213846fe6709441bd479790b4694e77d6cb93a61c119e59803a", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `flush` [INFO] [stderr] --> src/message_channels.rs:477:29 [INFO] [stderr] | [INFO] [stderr] 477 | ... flush = flush_receiver.wait().fuse() => Next::Flush, [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_flush` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `flush` [INFO] [stderr] --> src/message_channels.rs:523:29 [INFO] [stderr] | [INFO] [stderr] 523 | ... flush = flush_receiver.wait().fuse() => Next::Flush, [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_flush` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `flush` [INFO] [stderr] --> src/message_channels.rs:569:29 [INFO] [stderr] | [INFO] [stderr] 569 | ... flush = flush_receiver.wait().fuse() => Next::Flush, [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_flush` [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `flush` [INFO] [stderr] --> src/message_channels.rs:477:29 [INFO] [stderr] | [INFO] [stderr] 477 | ... flush = flush_receiver.wait().fuse() => Next::Flush, [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_flush` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `flush` [INFO] [stderr] --> src/message_channels.rs:523:29 [INFO] [stderr] | [INFO] [stderr] 523 | ... flush = flush_receiver.wait().fuse() => Next::Flush, [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_flush` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `flush` [INFO] [stderr] --> src/message_channels.rs:569:29 [INFO] [stderr] | [INFO] [stderr] 569 | ... flush = flush_receiver.wait().fuse() => Next::Flush, [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_flush` [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.15s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/turbulence-2249576341d02f19 [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stderr] Running /opt/rustwide/target/debug/deps/compressed_typed_channel-1f007424993f7ddb [INFO] [stdout] test windows::tests::test_recv_window ... ok [INFO] [stdout] test windows::tests::test_send_window ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test_compressed_typed_channel ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/message_channels-70e15c4e1963e4f7 [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/packet_multiplexer-55ab4eb50cb7cbc8 [INFO] [stdout] running 1 test [INFO] [stdout] test test_message_channels ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Running /opt/rustwide/target/debug/deps/reliable_bincode_channel-051828c13a2fc68e [INFO] [stdout] test test_multiplexer ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test_reliable_bincode_channel ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/reliable_channel-6de8d869674b3d8f [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Running /opt/rustwide/target/debug/deps/unreliable_bincode_channel-1593cfdd8fcce4da [INFO] [stdout] test test_reliable_stream ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test_unreliable_bincode_channel ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/unreliable_channel-680bc41bb69bb6c0 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Doc-tests turbulence [INFO] [stdout] test test_unreliable_channel ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b8e1e66aa1ad6213846fe6709441bd479790b4694e77d6cb93a61c119e59803a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b8e1e66aa1ad6213846fe6709441bd479790b4694e77d6cb93a61c119e59803a", kill_on_drop: false }` [INFO] [stdout] b8e1e66aa1ad6213846fe6709441bd479790b4694e77d6cb93a61c119e59803a