[INFO] fetching crate series 0.13.0... [INFO] checking series-0.13.0 against try#2b39fe756f52bc2825bf5b2bfc385cab922dae10 for pr-143011 [INFO] extracting crate series 0.13.0 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate series 0.13.0 [INFO] finished tweaking crates.io crate series 0.13.0 [INFO] tweaked toml for crates.io crate series 0.13.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate series 0.13.0 on toolchain 2b39fe756f52bc2825bf5b2bfc385cab922dae10 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "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" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 84 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.5.1 (available: v0.6.0) [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.1) [INFO] [stderr] Adding rand_pcg v0.3.1 (available: v0.9.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 630650df06a9c3c0d688a1f11ae08b4fe13ab770f5a1377f961fb7012f82afe4 [INFO] running `Command { std: "docker" "start" "-a" "630650df06a9c3c0d688a1f11ae08b4fe13ab770f5a1377f961fb7012f82afe4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "630650df06a9c3c0d688a1f11ae08b4fe13ab770f5a1377f961fb7012f82afe4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "630650df06a9c3c0d688a1f11ae08b4fe13ab770f5a1377f961fb7012f82afe4", kill_on_drop: false }` [INFO] [stdout] 630650df06a9c3c0d688a1f11ae08b4fe13ab770f5a1377f961fb7012f82afe4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 761650cc0056a6d05c30e9a9f9a9455a9cd2cbe7a963e454fa6fa756e8bae18a [INFO] running `Command { std: "docker" "start" "-a" "761650cc0056a6d05c30e9a9f9a9455a9cd2cbe7a963e454fa6fa756e8bae18a", kill_on_drop: false }` [INFO] [stderr] Compiling gmp-mpfr-sys v1.6.5 [INFO] [stderr] Compiling az v1.2.1 [INFO] [stderr] Compiling rug v1.27.0 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking rand_pcg v0.3.1 [INFO] [stderr] Checking elsa v1.11.2 [INFO] [stderr] Checking series v0.13.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/poly.rs:126:17 [INFO] [stdout] | [INFO] [stdout] 126 | pub fn iter(&self) -> Iter { [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] 126 | pub fn iter(&self) -> Iter<'_, C> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/poly_in.rs:125:17 [INFO] [stdout] | [INFO] [stdout] 125 | pub fn iter(&self) -> Iter { [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] 125 | pub fn iter(&self) -> Iter<'_, C> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/poly_slice.rs:136:17 [INFO] [stdout] | [INFO] [stdout] 136 | pub fn iter(&self) -> Iter { [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] 136 | pub fn iter(&self) -> Iter<'_, C> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/poly_slice.rs:178:36 [INFO] [stdout] | [INFO] [stdout] 178 | pub fn in_var(self, var: &'a Var) -> PolynomialSliceIn { [INFO] [stdout] | ^^ ------------------------- the lifetime gets resolved as `'a` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 178 | pub fn in_var(self, var: &'a Var) -> PolynomialSliceIn<'a, Var, C> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/poly_slice_in.rs:112:17 [INFO] [stdout] | [INFO] [stdout] 112 | pub fn iter(&self) -> Iter { [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] 112 | pub fn iter(&self) -> Iter<'_, C> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/series.rs:122:17 [INFO] [stdout] | [INFO] [stdout] 122 | pub fn iter(&self) -> Iter { [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] 122 | pub fn iter(&self) -> Iter<'_, C> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/series_in.rs:113:17 [INFO] [stdout] | [INFO] [stdout] 113 | pub fn iter(&self) -> Iter { [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] 113 | pub fn iter(&self) -> Iter<'_, C> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/series_slice.rs:145:36 [INFO] [stdout] | [INFO] [stdout] 145 | pub fn in_var(self, var: &'a Var) -> SeriesSliceIn { [INFO] [stdout] | ^^ --------------------- the lifetime gets resolved as `'a` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 145 | pub fn in_var(self, var: &'a Var) -> SeriesSliceIn<'a, Var, C> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/series_slice_in.rs:76:17 [INFO] [stdout] | [INFO] [stdout] 76 | pub fn iter(&self) -> Iter { [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] 76 | pub fn iter(&self) -> Iter<'_, C> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/poly.rs:126:17 [INFO] [stdout] | [INFO] [stdout] 126 | pub fn iter(&self) -> Iter { [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] 126 | pub fn iter(&self) -> Iter<'_, C> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/poly_in.rs:125:17 [INFO] [stdout] | [INFO] [stdout] 125 | pub fn iter(&self) -> Iter { [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] 125 | pub fn iter(&self) -> Iter<'_, C> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/poly_slice.rs:136:17 [INFO] [stdout] | [INFO] [stdout] 136 | pub fn iter(&self) -> Iter { [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] 136 | pub fn iter(&self) -> Iter<'_, C> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/poly_slice.rs:178:36 [INFO] [stdout] | [INFO] [stdout] 178 | pub fn in_var(self, var: &'a Var) -> PolynomialSliceIn { [INFO] [stdout] | ^^ ------------------------- the lifetime gets resolved as `'a` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 178 | pub fn in_var(self, var: &'a Var) -> PolynomialSliceIn<'a, Var, C> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/poly_slice_in.rs:112:17 [INFO] [stdout] | [INFO] [stdout] 112 | pub fn iter(&self) -> Iter { [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] 112 | pub fn iter(&self) -> Iter<'_, C> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/series.rs:122:17 [INFO] [stdout] | [INFO] [stdout] 122 | pub fn iter(&self) -> Iter { [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] 122 | pub fn iter(&self) -> Iter<'_, C> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/series_in.rs:113:17 [INFO] [stdout] | [INFO] [stdout] 113 | pub fn iter(&self) -> Iter { [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] 113 | pub fn iter(&self) -> Iter<'_, C> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/series_slice.rs:145:36 [INFO] [stdout] | [INFO] [stdout] 145 | pub fn in_var(self, var: &'a Var) -> SeriesSliceIn { [INFO] [stdout] | ^^ --------------------- the lifetime gets resolved as `'a` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 145 | pub fn in_var(self, var: &'a Var) -> SeriesSliceIn<'a, Var, C> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/series_slice_in.rs:76:17 [INFO] [stdout] | [INFO] [stdout] 76 | pub fn iter(&self) -> Iter { [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] 76 | pub fn iter(&self) -> Iter<'_, C> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4m 33s [INFO] running `Command { std: "docker" "inspect" "761650cc0056a6d05c30e9a9f9a9455a9cd2cbe7a963e454fa6fa756e8bae18a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "761650cc0056a6d05c30e9a9f9a9455a9cd2cbe7a963e454fa6fa756e8bae18a", kill_on_drop: false }` [INFO] [stdout] 761650cc0056a6d05c30e9a9f9a9455a9cd2cbe7a963e454fa6fa756e8bae18a