[INFO] fetching crate ddshow-sink 0.2.2... [INFO] testing ddshow-sink-0.2.2 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7 [INFO] extracting crate ddshow-sink 0.2.2 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate ddshow-sink 0.2.2 [INFO] finished tweaking crates.io crate ddshow-sink 0.2.2 [INFO] tweaked toml for crates.io crate ddshow-sink 0.2.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate ddshow-sink 0.2.2 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 52 packages to latest compatible versions [INFO] [stderr] Adding bytecheck v0.6.12 (available: v0.8.2) [INFO] [stderr] Adding differential-dataflow v0.12.0 (available: v0.18.0) [INFO] [stderr] Adding rkyv v0.7.3 (available: v0.7.45) [INFO] [stderr] Adding rkyv_derive v0.7.3 (available: v0.7.45) [INFO] [stderr] Adding timely v0.12.0 (available: v0.25.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7e17f3d4e6664196626cc2704c43193b257398bcb7705cdde154c25c0a6e89f3 [INFO] running `Command { std: "docker" "start" "-a" "7e17f3d4e6664196626cc2704c43193b257398bcb7705cdde154c25c0a6e89f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7e17f3d4e6664196626cc2704c43193b257398bcb7705cdde154c25c0a6e89f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e17f3d4e6664196626cc2704c43193b257398bcb7705cdde154c25c0a6e89f3", kill_on_drop: false }` [INFO] [stdout] 7e17f3d4e6664196626cc2704c43193b257398bcb7705cdde154c25c0a6e89f3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 068a7021ac00902ecbc525f8b747812acf9908baac6d4c9ec8798444aefa1e56 [INFO] running `Command { std: "docker" "start" "-a" "068a7021ac00902ecbc525f8b747812acf9908baac6d4c9ec8798444aefa1e56", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling bytecheck v0.6.12 [INFO] [stderr] Compiling timely_logging v0.12.1 [INFO] [stderr] Compiling getopts v0.2.24 [INFO] [stderr] Compiling abomonation v0.7.3 [INFO] [stderr] Compiling simdutf8 v0.1.5 [INFO] [stderr] Compiling rend v0.3.6 [INFO] [stderr] Compiling timely_bytes v0.12.2 [INFO] [stderr] Compiling futures-core v0.3.31 [INFO] [stderr] Compiling rkyv v0.7.3 [INFO] [stderr] Compiling syn v2.0.110 [INFO] [stderr] Compiling getrandom v0.2.16 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling ptr_meta_derive v0.1.4 [INFO] [stderr] Compiling bytecheck_derive v0.6.12 [INFO] [stderr] Compiling rkyv_derive v0.7.3 [INFO] [stderr] Compiling seahash v4.1.0 [INFO] [stderr] Compiling ahash v0.7.8 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Compiling ptr_meta v0.1.4 [INFO] [stderr] Compiling abomonation_derive v0.5.0 [INFO] [stderr] Compiling crossbeam-channel v0.5.15 [INFO] [stderr] Compiling tinyvec v1.10.0 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling futures-util v0.3.31 [INFO] [stderr] Compiling timely_communication v0.12.0 [INFO] [stderr] Compiling timely v0.12.0 [INFO] [stderr] Compiling differential-dataflow v0.12.0 [INFO] [stderr] Compiling ddshow-types v0.2.2 [INFO] [stderr] Compiling ddshow-sink v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/writer.rs:69:28 [INFO] [stdout] | [INFO] [stdout] 69 | if let Err(err) = self.stream.write_all(&PADDING[..padding]) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/writer.rs:94:20 [INFO] [stdout] | [INFO] [stdout] 94 | if let Err(err) = serializer.serialize_value(&event) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/writer.rs:116:20 [INFO] [stdout] | [INFO] [stdout] 116 | if let Err(err) = result { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.17s [INFO] running `Command { std: "docker" "inspect" "068a7021ac00902ecbc525f8b747812acf9908baac6d4c9ec8798444aefa1e56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "068a7021ac00902ecbc525f8b747812acf9908baac6d4c9ec8798444aefa1e56", kill_on_drop: false }` [INFO] [stdout] 068a7021ac00902ecbc525f8b747812acf9908baac6d4c9ec8798444aefa1e56 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f2e6669c4f67162e50f5030a6bc392302ce90d46f58f1a6fea49be58dad66ad7 [INFO] running `Command { std: "docker" "start" "-a" "f2e6669c4f67162e50f5030a6bc392302ce90d46f58f1a6fea49be58dad66ad7", kill_on_drop: false }` [INFO] [stderr] Compiling ddshow-sink v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/writer.rs:69:28 [INFO] [stdout] | [INFO] [stdout] 69 | if let Err(err) = self.stream.write_all(&PADDING[..padding]) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/writer.rs:94:20 [INFO] [stdout] | [INFO] [stdout] 94 | if let Err(err) = serializer.serialize_value(&event) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/writer.rs:116:20 [INFO] [stdout] | [INFO] [stdout] 116 | if let Err(err) = result { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/writer.rs:69:28 [INFO] [stdout] | [INFO] [stdout] 69 | if let Err(err) = self.stream.write_all(&PADDING[..padding]) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/writer.rs:94:20 [INFO] [stdout] | [INFO] [stdout] 94 | if let Err(err) = serializer.serialize_value(&event) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/writer.rs:116:20 [INFO] [stdout] | [INFO] [stdout] 116 | if let Err(err) = result { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s [INFO] running `Command { std: "docker" "inspect" "f2e6669c4f67162e50f5030a6bc392302ce90d46f58f1a6fea49be58dad66ad7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f2e6669c4f67162e50f5030a6bc392302ce90d46f58f1a6fea49be58dad66ad7", kill_on_drop: false }` [INFO] [stdout] f2e6669c4f67162e50f5030a6bc392302ce90d46f58f1a6fea49be58dad66ad7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3b221260348472e0f8833a475ac850bf9a7965bc86a61d9ee027a83d57defafc [INFO] running `Command { std: "docker" "start" "-a" "3b221260348472e0f8833a475ac850bf9a7965bc86a61d9ee027a83d57defafc", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `err` [INFO] [stderr] --> src/writer.rs:69:28 [INFO] [stderr] | [INFO] [stderr] 69 | if let Err(err) = self.stream.write_all(&PADDING[..padding]) { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `err` [INFO] [stderr] --> src/writer.rs:94:20 [INFO] [stderr] | [INFO] [stderr] 94 | if let Err(err) = serializer.serialize_value(&event) { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `err` [INFO] [stderr] --> src/writer.rs:116:20 [INFO] [stderr] | [INFO] [stderr] 116 | if let Err(err) = result { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stderr] [INFO] [stderr] warning: `ddshow-sink` (lib) generated 3 warnings (run `cargo fix --lib -p ddshow-sink` to apply 3 suggestions) [INFO] [stderr] warning: `ddshow-sink` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ddshow_sink-d9197fa8ec403e07) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stderr] Doc-tests ddshow_sink [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - enable_differential_logging (line 143) ... ok [INFO] [stdout] test src/lib.rs - enable_timely_logging (line 58) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.21s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "3b221260348472e0f8833a475ac850bf9a7965bc86a61d9ee027a83d57defafc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b221260348472e0f8833a475ac850bf9a7965bc86a61d9ee027a83d57defafc", kill_on_drop: false }` [INFO] [stdout] 3b221260348472e0f8833a475ac850bf9a7965bc86a61d9ee027a83d57defafc