[INFO] fetching crate hotdrink-rs 0.1.3... [INFO] checking hotdrink-rs-0.1.3 against master#9cf699d2ff4ff23a6d6862a35727f4d5d3567dae for pr-98456-1 [INFO] extracting crate hotdrink-rs 0.1.3 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate hotdrink-rs 0.1.3 on toolchain 9cf699d2ff4ff23a6d6862a35727f4d5d3567dae [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cf699d2ff4ff23a6d6862a35727f4d5d3567dae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate hotdrink-rs 0.1.3 [INFO] finished tweaking crates.io crate hotdrink-rs 0.1.3 [INFO] tweaked toml for crates.io crate hotdrink-rs 0.1.3 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate crates.io crate hotdrink-rs 0.1.3 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cf699d2ff4ff23a6d6862a35727f4d5d3567dae" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded libc v0.2.94 [INFO] [stderr] Downloaded hermit-abi v0.1.18 [INFO] [stderr] Downloaded rayon v1.5.0 [INFO] [stderr] Downloaded crossbeam-deque v0.8.0 [INFO] [stderr] Downloaded proc-macro2 v1.0.26 [INFO] [stderr] Downloaded rand_chacha v0.3.0 [INFO] [stderr] Downloaded ctor v0.1.20 [INFO] [stderr] Downloaded output_vt100 v0.1.2 [INFO] [stderr] Downloaded js-sys v0.3.50 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.73 [INFO] [stderr] Downloaded pin-project-lite v0.2.6 [INFO] [stderr] Downloaded wasm-bindgen v0.2.73 [INFO] [stderr] Downloaded memchr v2.4.0 [INFO] [stderr] Downloaded itertools v0.10.0 [INFO] [stderr] Downloaded env_logger v0.8.3 [INFO] [stderr] Downloaded futures-io v0.3.14 [INFO] [stderr] Downloaded futures-channel v0.3.14 [INFO] [stderr] Downloaded futures-sink v0.3.14 [INFO] [stderr] Downloaded futures-core v0.3.14 [INFO] [stderr] Downloaded derivative v2.2.0 [INFO] [stderr] Downloaded futures-macro v0.3.14 [INFO] [stderr] Downloaded 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[stderr] Downloaded wasm-bindgen-backend v0.2.73 [INFO] [stderr] Downloaded num_cpus v1.13.0 [INFO] [stderr] Downloaded rand v0.8.3 [INFO] [stderr] Downloaded diff v0.1.12 [INFO] [stderr] Downloaded itoa v0.4.7 [INFO] [stderr] Downloaded serde v1.0.125 [INFO] [stderr] Downloaded bumpalo v3.6.1 [INFO] [stderr] Downloaded futures-executor v0.3.14 [INFO] [stderr] Downloaded termcolor v1.1.2 [INFO] [stderr] Downloaded ryu v1.0.5 [INFO] [stderr] Downloaded humantime v2.1.0 [INFO] [stderr] Downloaded bitflags v1.2.1 [INFO] [stderr] Downloaded serde_json v1.0.64 [INFO] [stderr] Downloaded itertools v0.9.0 [INFO] [stderr] Downloaded syn v1.0.72 [INFO] [stderr] Downloaded unicode-width v0.1.8 [INFO] [stderr] Downloaded plotters-backend v0.3.0 [INFO] [stderr] Downloaded futures-task v0.3.14 [INFO] [stderr] Downloaded crossbeam-channel v0.5.1 [INFO] [stderr] Downloaded pretty_assertions v0.7.2 [INFO] [stderr] Downloaded bstr v0.2.16 [INFO] [stderr] Downloaded slab v0.4.3 [INFO] [stderr] Downloaded quote v1.0.9 [INFO] [stderr] Downloaded proc-macro-hack v0.5.19 [INFO] [stderr] Downloaded ppv-lite86 v0.2.10 [INFO] [stderr] Downloaded futures v0.3.14 [INFO] [stderr] Downloaded web-sys v0.3.50 [INFO] [stderr] Downloaded plotters v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+9cf699d2ff4ff23a6d6862a35727f4d5d3567dae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 876171d1ec774c43c702a6fba096e831fb74fc369df35256385b05f54bc3f696 [INFO] running `Command { std: "docker" "start" "-a" "876171d1ec774c43c702a6fba096e831fb74fc369df35256385b05f54bc3f696", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "876171d1ec774c43c702a6fba096e831fb74fc369df35256385b05f54bc3f696", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "876171d1ec774c43c702a6fba096e831fb74fc369df35256385b05f54bc3f696", kill_on_drop: false }` [INFO] [stdout] 876171d1ec774c43c702a6fba096e831fb74fc369df35256385b05f54bc3f696 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+9cf699d2ff4ff23a6d6862a35727f4d5d3567dae" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5399e78881b73da17b9b19482fbb0265f3d6e5ab370741c03307134a673ffc2f [INFO] running `Command { std: "docker" "start" "-a" "5399e78881b73da17b9b19482fbb0265f3d6e5ab370741c03307134a673ffc2f", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Checking futures-sink v0.3.14 [INFO] [stderr] Checking futures-core v0.3.14 [INFO] [stderr] Checking slab v0.4.3 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking futures-task v0.3.14 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking pin-project-lite v0.2.6 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking futures-io v0.3.14 [INFO] [stderr] Checking plotters-backend v0.3.0 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking half v1.7.1 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking diff v0.1.12 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking itertools v0.10.0 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking futures-channel v0.3.14 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking plotters-svg v0.3.0 [INFO] [stderr] Checking pretty_assertions v0.7.2 [INFO] [stderr] Compiling crossbeam-utils v0.8.4 [INFO] [stderr] Compiling memoffset v0.6.3 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling cast v0.2.5 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking crossbeam-epoch v0.9.4 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Checking rand_core v0.6.2 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking criterion-plot v0.4.3 [INFO] [stderr] Checking plotters v0.3.0 [INFO] [stderr] Checking regex v1.5.3 [INFO] [stderr] Checking env_logger v0.8.3 [INFO] [stderr] Checking bstr v0.2.16 [INFO] [stderr] Checking serde_cbor v0.11.1 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Compiling futures-macro v0.3.14 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Checking futures-util v0.3.14 [INFO] [stderr] Checking futures-executor v0.3.14 [INFO] [stderr] Checking futures v0.3.14 [INFO] [stderr] Checking hotdrink-rs v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] Checking criterion v0.3.4 [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/builders/component_builder.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct ComponentBuilder { [INFO] [stdout] | ---------------- field in this struct [INFO] [stdout] 12 | name: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] = note: `ComponentBuilder` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/builders/constraint_builder.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct ConstraintBuilder { [INFO] [stdout] | ----------------- field in this struct [INFO] [stdout] 9 | name: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ConstraintBuilder` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `inner` is never read [INFO] [stdout] --> src/thread/thread_pool.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 31 | pub struct TerminationHandle { [INFO] [stdout] | ----------------- field in this struct [INFO] [stdout] 32 | inner: Arc, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TerminationHandle` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `done` is never read [INFO] [stdout] --> src/variable_ranking/linked_list_ranker.rs:114:5 [INFO] [stdout] | [INFO] [stdout] 111 | struct FastRankerIterator<'a> { [INFO] [stdout] | ------------------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 114 | done: bool, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `FastRankerIterator` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/builders/component_builder.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct ComponentBuilder { [INFO] [stdout] | ---------------- field in this struct [INFO] [stdout] 12 | name: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] = note: `ComponentBuilder` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/builders/constraint_builder.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct ConstraintBuilder { [INFO] [stdout] | ----------------- field in this struct [INFO] [stdout] 9 | name: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ConstraintBuilder` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `inner` is never read [INFO] [stdout] --> src/thread/thread_pool.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 31 | pub struct TerminationHandle { [INFO] [stdout] | ----------------- field in this struct [INFO] [stdout] 32 | inner: Arc, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TerminationHandle` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `done` is never read [INFO] [stdout] --> src/variable_ranking/linked_list_ranker.rs:114:5 [INFO] [stdout] | [INFO] [stdout] 111 | struct FastRankerIterator<'a> { [INFO] [stdout] | ------------------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 114 | done: bool, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `FastRankerIterator` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 39.16s [INFO] running `Command { std: "docker" "inspect" "5399e78881b73da17b9b19482fbb0265f3d6e5ab370741c03307134a673ffc2f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5399e78881b73da17b9b19482fbb0265f3d6e5ab370741c03307134a673ffc2f", kill_on_drop: false }` [INFO] [stdout] 5399e78881b73da17b9b19482fbb0265f3d6e5ab370741c03307134a673ffc2f