[INFO] fetching crate tower-load 0.3.0... [INFO] testing tower-load-0.3.0 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1 [INFO] extracting crate tower-load 0.3.0 into /workspace/builds/worker-6-tc1/source [INFO] started tweaking crates.io crate tower-load 0.3.0 [INFO] finished tweaking crates.io crate tower-load 0.3.0 [INFO] tweaked toml for crates.io crate tower-load 0.3.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate tower-load 0.3.0 on toolchain caccb4d0368bd918ef6668af8e13834d07040417 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "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" "+caccb4d0368bd918ef6668af8e13834d07040417" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 21 packages to latest compatible versions [INFO] [stderr] Adding pin-project v0.4.30 (available: v1.1.10) [INFO] [stderr] Adding tokio v0.2.25 (available: v1.47.1) [INFO] [stderr] Adding tokio-test v0.2.1 (available: v0.4.4) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tokio-macros v0.2.6 [INFO] [stderr] Downloaded tokio-test v0.2.1 [INFO] [stderr] Downloaded tower-discover v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 49a2a8a380d8539a8e6806610cba2ecadf2d88400ca77b33c0f12a9b69857418 [INFO] running `Command { std: "docker" "start" "-a" "49a2a8a380d8539a8e6806610cba2ecadf2d88400ca77b33c0f12a9b69857418", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "49a2a8a380d8539a8e6806610cba2ecadf2d88400ca77b33c0f12a9b69857418", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "49a2a8a380d8539a8e6806610cba2ecadf2d88400ca77b33c0f12a9b69857418", kill_on_drop: false }` [INFO] [stdout] 49a2a8a380d8539a8e6806610cba2ecadf2d88400ca77b33c0f12a9b69857418 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f6273a05f964a9cf9e5f712779627156e324abde9eeefe688f4fcca80c916985 [INFO] running `Command { std: "docker" "start" "-a" "f6273a05f964a9cf9e5f712779627156e324abde9eeefe688f4fcca80c916985", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling pin-project-internal v0.4.30 [INFO] [stderr] Compiling bytes v0.5.6 [INFO] [stderr] Compiling pin-project-lite v0.1.12 [INFO] [stderr] Compiling slab v0.4.11 [INFO] [stderr] Compiling tokio-macros v0.2.6 [INFO] [stderr] Compiling tokio v0.2.25 [INFO] [stderr] Compiling pin-project v0.4.30 [INFO] [stderr] Compiling tower-discover v0.3.0 [INFO] [stderr] Compiling tower-load v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/pending_requests.rs:43:19 [INFO] [stdout] | [INFO] [stdout] 43 | pub struct Handle(RefCount); [INFO] [stdout] | ------ ^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `Handle` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.51s [INFO] running `Command { std: "docker" "inspect" "f6273a05f964a9cf9e5f712779627156e324abde9eeefe688f4fcca80c916985", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f6273a05f964a9cf9e5f712779627156e324abde9eeefe688f4fcca80c916985", kill_on_drop: false }` [INFO] [stdout] f6273a05f964a9cf9e5f712779627156e324abde9eeefe688f4fcca80c916985 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 74e87aa1409f2ab6e578914eeeceda4b66c3b354c0b814face6b47f346358ba0 [INFO] running `Command { std: "docker" "start" "-a" "74e87aa1409f2ab6e578914eeeceda4b66c3b354c0b814face6b47f346358ba0", kill_on_drop: false }` [INFO] [stderr] Compiling futures-task v0.3.31 [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/pending_requests.rs:43:19 [INFO] [stdout] | [INFO] [stdout] 43 | pub struct Handle(RefCount); [INFO] [stdout] | ------ ^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `Handle` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling tokio-test v0.2.1 [INFO] [stderr] Compiling futures-util v0.3.31 [INFO] [stderr] Compiling tower-load v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/pending_requests.rs:43:19 [INFO] [stdout] | [INFO] [stdout] 43 | pub struct Handle(RefCount); [INFO] [stdout] | ------ ^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `Handle` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 2.52s [INFO] running `Command { std: "docker" "inspect" "74e87aa1409f2ab6e578914eeeceda4b66c3b354c0b814face6b47f346358ba0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "74e87aa1409f2ab6e578914eeeceda4b66c3b354c0b814face6b47f346358ba0", kill_on_drop: false }` [INFO] [stdout] 74e87aa1409f2ab6e578914eeeceda4b66c3b354c0b814face6b47f346358ba0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3626483d304499068875fde85e466a963496264af4871646bf0ff1fca32b103f [INFO] running `Command { std: "docker" "start" "-a" "3626483d304499068875fde85e466a963496264af4871646bf0ff1fca32b103f", kill_on_drop: false }` [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/pending_requests.rs:43:19 [INFO] [stderr] | [INFO] [stderr] 43 | pub struct Handle(RefCount); [INFO] [stderr] | ------ ^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this struct [INFO] [stderr] | [INFO] [stderr] = help: consider removing this field [INFO] [stderr] = note: `Handle` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `tower-load` (lib) generated 1 warning [INFO] [stderr] warning: `tower-load` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tower_load-c57cdc5608a8de46) [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test peak_ewma::tests::compound_decay ... ok [INFO] [stdout] test peak_ewma::tests::default_decay ... ok [INFO] [stdout] test pending_requests::tests::instrumented ... ok [INFO] [stdout] test peak_ewma::tests::nanos ... ok [INFO] [stdout] test pending_requests::tests::default ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] Doc-tests tower_load [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] running `Command { std: "docker" "inspect" "3626483d304499068875fde85e466a963496264af4871646bf0ff1fca32b103f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3626483d304499068875fde85e466a963496264af4871646bf0ff1fca32b103f", kill_on_drop: false }` [INFO] [stdout] 3626483d304499068875fde85e466a963496264af4871646bf0ff1fca32b103f