[INFO] fetching crate polar-core 0.27.3... [INFO] checking polar-core-0.27.3 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] extracting crate polar-core 0.27.3 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate polar-core 0.27.3 [INFO] finished tweaking crates.io crate polar-core 0.27.3 [INFO] tweaked toml for crates.io crate polar-core 0.27.3 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate polar-core 0.27.3 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 120 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.3.6 (available: v0.6.0) [INFO] [stderr] Adding indoc v1.0.9 (available: v2.0.6) [INFO] [stderr] Adding lalrpop v0.19.12 (available: v0.22.2) [INFO] [stderr] Adding lalrpop-util v0.19.12 (available: v0.22.2) [INFO] [stderr] Adding strum_macros v0.24.3 (available: v0.27.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded permutohedron v0.2.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f2c14569c4b7262414b175650a196dbd03f2cb4a7b12894081821502d4bc5127 [INFO] running `Command { std: "docker" "start" "-a" "f2c14569c4b7262414b175650a196dbd03f2cb4a7b12894081821502d4bc5127", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f2c14569c4b7262414b175650a196dbd03f2cb4a7b12894081821502d4bc5127", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f2c14569c4b7262414b175650a196dbd03f2cb4a7b12894081821502d4bc5127", kill_on_drop: false }` [INFO] [stdout] f2c14569c4b7262414b175650a196dbd03f2cb4a7b12894081821502d4bc5127 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0940b8cc19a049f501427bb177dc32242ad4e5053a434276917b2b2ff9f42064 [INFO] running `Command { std: "docker" "start" "-a" "0940b8cc19a049f501427bb177dc32242ad4e5053a434276917b2b2ff9f42064", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v1.0.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling parking_lot_core v0.9.11 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling crunchy v0.2.4 [INFO] [stderr] Compiling scopeguard v1.2.0 [INFO] [stderr] Compiling smallvec v1.15.1 [INFO] [stderr] Compiling equivalent v1.0.2 [INFO] [stderr] Compiling hashbrown v0.15.4 [INFO] [stderr] Compiling regex-syntax v0.8.5 [INFO] [stderr] Compiling siphasher v1.0.1 [INFO] [stderr] Compiling tiny-keccak v2.0.2 [INFO] [stderr] Compiling lock_api v0.4.13 [INFO] [stderr] Checking memchr v2.7.5 [INFO] [stderr] Compiling dirs-sys-next v0.1.2 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Compiling bit-vec v0.6.3 [INFO] [stderr] Compiling fixedbitset v0.4.2 [INFO] [stderr] Compiling either v1.15.0 [INFO] [stderr] Compiling log v0.4.27 [INFO] [stderr] Compiling phf_shared v0.11.3 [INFO] [stderr] Compiling dirs-next v2.0.0 [INFO] [stderr] Compiling new_debug_unreachable v1.0.6 [INFO] [stderr] Compiling term v0.7.0 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling ena v0.14.3 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling bit-set v0.5.3 [INFO] [stderr] Compiling is-terminal v0.4.16 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling unicode-xid v0.2.6 [INFO] [stderr] Compiling rustversion v1.0.21 [INFO] [stderr] Compiling serde_json v1.0.140 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Compiling diff v0.1.13 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling parking_lot v0.12.4 [INFO] [stderr] Compiling regex-syntax v0.6.29 [INFO] [stderr] Compiling lalrpop-util v0.19.12 [INFO] [stderr] Checking unicode-width v0.1.14 [INFO] [stderr] Compiling string_cache v0.8.9 [INFO] [stderr] Checking plotters-backend v0.3.7 [INFO] [stderr] Compiling ascii-canvas v3.0.0 [INFO] [stderr] Checking plotters-svg v0.3.7 [INFO] [stderr] Checking csv-core v0.1.12 [INFO] [stderr] Compiling indexmap v2.10.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling heck v0.4.1 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Checking crossbeam-deque v0.8.6 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking crossbeam-channel v0.5.15 [INFO] [stderr] Checking plotters v0.3.7 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Compiling indoc v1.0.9 [INFO] [stderr] Checking oorandom v11.1.5 [INFO] [stderr] Checking yansi v1.0.1 [INFO] [stderr] Checking maplit v1.0.2 [INFO] [stderr] Checking permutohedron v0.2.4 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking pretty_assertions v1.4.1 [INFO] [stderr] Compiling petgraph v0.6.5 [INFO] [stderr] Checking pipe v0.4.0 [INFO] [stderr] Compiling regex-automata v0.4.9 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Compiling strum_macros v0.24.3 [INFO] [stderr] Checking regex v1.11.1 [INFO] [stderr] Compiling lalrpop v0.19.12 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Checking csv v1.3.1 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stderr] Compiling polar-core v0.27.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/bindings.rs:568:24 [INFO] [stdout] | [INFO] [stdout] 568 | fn _variable_state(&self, variable: &Symbol) -> BindingManagerVariableState { [INFO] [stdout] | ^^^^^ --------------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 568 | fn _variable_state(&self, variable: &Symbol) -> BindingManagerVariableState<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/bindings.rs:574:9 [INFO] [stdout] | [INFO] [stdout] 574 | &self, [INFO] [stdout] | ^^^^^ this lifetime flows to the output [INFO] [stdout] ... [INFO] [stdout] 577 | ) -> BindingManagerVariableState { [INFO] [stdout] | --------------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 577 | ) -> BindingManagerVariableState<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/vm.rs:428:11 [INFO] [stdout] | [INFO] [stdout] 428 | fn kb(&self) -> RwLockReadGuard { [INFO] [stdout] | ^^^^^ ------------------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 428 | fn kb(&self) -> RwLockReadGuard<'_, KnowledgeBase> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/bindings.rs:568:24 [INFO] [stdout] | [INFO] [stdout] 568 | fn _variable_state(&self, variable: &Symbol) -> BindingManagerVariableState { [INFO] [stdout] | ^^^^^ --------------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 568 | fn _variable_state(&self, variable: &Symbol) -> BindingManagerVariableState<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/bindings.rs:574:9 [INFO] [stdout] | [INFO] [stdout] 574 | &self, [INFO] [stdout] | ^^^^^ this lifetime flows to the output [INFO] [stdout] ... [INFO] [stdout] 577 | ) -> BindingManagerVariableState { [INFO] [stdout] | --------------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 577 | ) -> BindingManagerVariableState<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/vm.rs:428:11 [INFO] [stdout] | [INFO] [stdout] 428 | fn kb(&self) -> RwLockReadGuard { [INFO] [stdout] | ^^^^^ ------------------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 428 | fn kb(&self) -> RwLockReadGuard<'_, KnowledgeBase> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 50.23s [INFO] running `Command { std: "docker" "inspect" "0940b8cc19a049f501427bb177dc32242ad4e5053a434276917b2b2ff9f42064", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0940b8cc19a049f501427bb177dc32242ad4e5053a434276917b2b2ff9f42064", kill_on_drop: false }` [INFO] [stdout] 0940b8cc19a049f501427bb177dc32242ad4e5053a434276917b2b2ff9f42064