[INFO] fetching crate ddshow-sink 0.2.2... [INFO] testing ddshow-sink-0.2.2 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] extracting crate ddshow-sink 0.2.2 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate ddshow-sink 0.2.2 on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 873f212ac6bcb8ff0a1e2881f97e08d6320eb107d158ff485bb5f1d88330e4cd [INFO] running `Command { std: "docker" "start" "-a" "873f212ac6bcb8ff0a1e2881f97e08d6320eb107d158ff485bb5f1d88330e4cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "873f212ac6bcb8ff0a1e2881f97e08d6320eb107d158ff485bb5f1d88330e4cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "873f212ac6bcb8ff0a1e2881f97e08d6320eb107d158ff485bb5f1d88330e4cd", kill_on_drop: false }` [INFO] [stdout] 873f212ac6bcb8ff0a1e2881f97e08d6320eb107d158ff485bb5f1d88330e4cd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 056dd51fab4ac8a127e310ce246703bbbd4823674d2ca00cffa75c8305effad1 [INFO] running `Command { std: "docker" "start" "-a" "056dd51fab4ac8a127e310ce246703bbbd4823674d2ca00cffa75c8305effad1", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling futures-core v0.3.18 [INFO] [stderr] Compiling bytecheck v0.6.6 [INFO] [stderr] Compiling futures-util v0.3.18 [INFO] [stderr] Compiling abomonation v0.7.3 [INFO] [stderr] Compiling rend v0.3.4 [INFO] [stderr] Compiling once_cell v1.8.0 [INFO] [stderr] Compiling timely_logging v0.12.0 [INFO] [stderr] Compiling timely_bytes v0.12.0 [INFO] [stderr] Compiling rkyv v0.7.3 [INFO] [stderr] Compiling seahash v4.1.0 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling ahash v0.7.6 [INFO] [stderr] Compiling getopts v0.2.21 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Compiling tinyvec v1.5.1 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling ptr_meta_derive v0.1.4 [INFO] [stderr] Compiling futures-macro v0.3.18 [INFO] [stderr] Compiling bytecheck_derive v0.6.5 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling abomonation_derive v0.5.0 [INFO] [stderr] Compiling rkyv_derive v0.7.3 [INFO] [stderr] Compiling ptr_meta v0.1.4 [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)]` 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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 30.05s [INFO] running `Command { std: "docker" "inspect" "056dd51fab4ac8a127e310ce246703bbbd4823674d2ca00cffa75c8305effad1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "056dd51fab4ac8a127e310ce246703bbbd4823674d2ca00cffa75c8305effad1", kill_on_drop: false }` [INFO] [stdout] 056dd51fab4ac8a127e310ce246703bbbd4823674d2ca00cffa75c8305effad1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1aaaddf082b5f2a84c240a215d5931f995df95e5209acee37f2ddcd59921e10f [INFO] running `Command { std: "docker" "start" "-a" "1aaaddf082b5f2a84c240a215d5931f995df95e5209acee37f2ddcd59921e10f", kill_on_drop: false }` [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)]` 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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [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)]` 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 [unoptimized + debuginfo] target(s) in 0.73s [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "1aaaddf082b5f2a84c240a215d5931f995df95e5209acee37f2ddcd59921e10f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1aaaddf082b5f2a84c240a215d5931f995df95e5209acee37f2ddcd59921e10f", kill_on_drop: false }` [INFO] [stdout] 1aaaddf082b5f2a84c240a215d5931f995df95e5209acee37f2ddcd59921e10f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b247366565e9eacfb0714bc3263f0ef71ce91f220e2b6d0082f275254d2d31ec [INFO] running `Command { std: "docker" "start" "-a" "b247366565e9eacfb0714bc3263f0ef71ce91f220e2b6d0082f275254d2d31ec", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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)]` 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 [INFO] [stderr] warning: `ddshow-sink` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.65s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ddshow_sink-06b81f4bf5ccc37a) [INFO] [stderr] Doc-tests ddshow-sink [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; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - enable_timely_logging (line 58) ... ok [INFO] [stdout] test src/lib.rs - enable_differential_logging (line 143) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.30s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b247366565e9eacfb0714bc3263f0ef71ce91f220e2b6d0082f275254d2d31ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b247366565e9eacfb0714bc3263f0ef71ce91f220e2b6d0082f275254d2d31ec", kill_on_drop: false }` [INFO] [stdout] b247366565e9eacfb0714bc3263f0ef71ce91f220e2b6d0082f275254d2d31ec