[INFO] fetching crate spectrum-macros 0.0.0... [INFO] checking spectrum-macros-0.0.0 against master#94b72d6bebbddb5d17860914c4544f37365e988c for pr-122789 [INFO] extracting crate spectrum-macros 0.0.0 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate spectrum-macros 0.0.0 on toolchain 94b72d6bebbddb5d17860914c4544f37365e988c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+94b72d6bebbddb5d17860914c4544f37365e988c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate spectrum-macros 0.0.0 [INFO] finished tweaking crates.io crate spectrum-macros 0.0.0 [INFO] tweaked toml for crates.io crate spectrum-macros 0.0.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+94b72d6bebbddb5d17860914c4544f37365e988c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+94b72d6bebbddb5d17860914c4544f37365e988c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded format-core v0.2.4 [INFO] [stderr] Downloaded format-macro v0.2.4 [INFO] [stderr] Downloaded spectrum v0.0.0 [INFO] [stderr] Downloaded format v0.2.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+94b72d6bebbddb5d17860914c4544f37365e988c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 69b95d785ddc4212dea56485c7c8225fcea6197f199719694ce9daee119f84e5 [INFO] running `Command { std: "docker" "start" "-a" "69b95d785ddc4212dea56485c7c8225fcea6197f199719694ce9daee119f84e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "69b95d785ddc4212dea56485c7c8225fcea6197f199719694ce9daee119f84e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "69b95d785ddc4212dea56485c7c8225fcea6197f199719694ce9daee119f84e5", kill_on_drop: false }` [INFO] [stdout] 69b95d785ddc4212dea56485c7c8225fcea6197f199719694ce9daee119f84e5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+94b72d6bebbddb5d17860914c4544f37365e988c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d18c6f300e95f51ba414fd2dfa10476d496f345cfd4ca4dd7e6dd359c7ed467c [INFO] running `Command { std: "docker" "start" "-a" "d18c6f300e95f51ba414fd2dfa10476d496f345cfd4ca4dd7e6dd359c7ed467c", kill_on_drop: false }` [INFO] [stderr] Compiling ucd-trie v0.1.6 [INFO] [stderr] Compiling memchr v2.7.2 [INFO] [stderr] Compiling thiserror v1.0.58 [INFO] [stderr] Checking regex-syntax v0.8.3 [INFO] [stderr] Checking libc v0.2.153 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling syn v2.0.57 [INFO] [stderr] Compiling format-macro v0.2.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking hashbrown v0.12.3 [INFO] [stderr] Checking typed-arena v2.0.2 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Checking format-core v0.2.4 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking format v0.2.4 [INFO] [stderr] Checking pretty v0.10.0 [INFO] [stderr] Compiling derive-new v0.5.9 [INFO] [stderr] Checking terminal_size v0.1.17 [INFO] [stderr] Checking tt-call v1.0.9 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Compiling thiserror-impl v1.0.58 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Checking console v0.13.0 [INFO] [stderr] Compiling pest v2.7.8 [INFO] [stderr] Checking spectrum v0.0.0 [INFO] [stderr] Compiling semver-parser v0.10.2 [INFO] [stderr] Compiling semver v0.11.0 [INFO] [stderr] Compiling rustc_version v0.3.3 [INFO] [stderr] Compiling spectrum-macros v0.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `paren` is never read [INFO] [stdout] --> src/macros/expr.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct Parenthesized { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 14 | paren: Paren, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Parenthesized` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `paren` is never read [INFO] [stdout] --> src/macros/expr.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 44 | pub struct MethodCall { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 48 | paren: Paren, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `MethodCall` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/macros/fragment.rs:50:13 [INFO] [stdout] | [INFO] [stdout] 50 | Newline(Token![;]), [INFO] [stdout] | ------- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 50 | Newline(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `paren` is never read [INFO] [stdout] --> src/macros/expr.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct Parenthesized { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 14 | paren: Paren, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Parenthesized` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `paren` is never read [INFO] [stdout] --> src/macros/expr.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 44 | pub struct MethodCall { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 48 | paren: Paren, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `MethodCall` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/macros/fragment.rs:50:13 [INFO] [stdout] | [INFO] [stdout] 50 | Newline(Token![;]), [INFO] [stdout] | ------- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 50 | Newline(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.73s [INFO] running `Command { std: "docker" "inspect" "d18c6f300e95f51ba414fd2dfa10476d496f345cfd4ca4dd7e6dd359c7ed467c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d18c6f300e95f51ba414fd2dfa10476d496f345cfd4ca4dd7e6dd359c7ed467c", kill_on_drop: false }` [INFO] [stdout] d18c6f300e95f51ba414fd2dfa10476d496f345cfd4ca4dd7e6dd359c7ed467c [INFO] checking spectrum-macros-0.0.0 against try#cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc for pr-122789 [INFO] extracting crate spectrum-macros 0.0.0 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate spectrum-macros 0.0.0 on toolchain cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate spectrum-macros 0.0.0 [INFO] finished tweaking crates.io crate spectrum-macros 0.0.0 [INFO] tweaked toml for crates.io crate spectrum-macros 0.0.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b6bbe7764345709ca2e14fbcbdc79e65e8069193d46c69c2ce7dca84f270715b [INFO] running `Command { std: "docker" "start" "-a" "b6bbe7764345709ca2e14fbcbdc79e65e8069193d46c69c2ce7dca84f270715b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b6bbe7764345709ca2e14fbcbdc79e65e8069193d46c69c2ce7dca84f270715b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b6bbe7764345709ca2e14fbcbdc79e65e8069193d46c69c2ce7dca84f270715b", kill_on_drop: false }` [INFO] [stdout] b6bbe7764345709ca2e14fbcbdc79e65e8069193d46c69c2ce7dca84f270715b [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8b6308eb34a0d494bdda3a931f5ac54f0ded447b334e528ecf17d41116b520a4 [INFO] running `Command { std: "docker" "start" "-a" "8b6308eb34a0d494bdda3a931f5ac54f0ded447b334e528ecf17d41116b520a4", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.7.2 [INFO] [stderr] Compiling ucd-trie v0.1.6 [INFO] [stderr] Compiling thiserror v1.0.58 [INFO] [stderr] Checking regex-syntax v0.8.3 [INFO] [stderr] Checking libc v0.2.153 [INFO] [stderr] Compiling syn v2.0.57 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling format-macro v0.2.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking typed-arena v2.0.2 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Checking format-core v0.2.4 [INFO] [stderr] Checking hashbrown v0.12.3 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking pretty v0.10.0 [INFO] [stderr] Checking format v0.2.4 [INFO] [stderr] Checking terminal_size v0.1.17 [INFO] [stderr] Compiling derive-new v0.5.9 [INFO] [stdout] error[E0515]: cannot return value referencing temporary value [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pretty-0.10.0/src/lib.rs:1317:9 [INFO] [stdout] | [INFO] [stdout] 1317 | / RefDoc(match doc { [INFO] [stdout] 1318 | | // Return 'static references for common variants to avoid some allocations [INFO] [stdout] 1319 | | Doc::Nil => &Doc::Nil, [INFO] [stdout] | | -------- temporary value created here [INFO] [stdout] 1320 | | Doc::Line => &Doc::Line, [INFO] [stdout] ... | [INFO] [stdout] 1341 | | _ => self.docs.alloc(doc), [INFO] [stdout] 1342 | | }) [INFO] [stdout] | |__________^ returns a value referencing data owned by the current function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0515]: cannot return value referencing temporary value [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pretty-0.10.0/src/lib.rs:1317:9 [INFO] [stdout] | [INFO] [stdout] 1317 | / RefDoc(match doc { [INFO] [stdout] 1318 | | // Return 'static references for common variants to avoid some allocations [INFO] [stdout] 1319 | | Doc::Nil => &Doc::Nil, [INFO] [stdout] 1320 | | Doc::Line => &Doc::Line, [INFO] [stdout] | | --------- temporary value created here [INFO] [stdout] ... | [INFO] [stdout] 1341 | | _ => self.docs.alloc(doc), [INFO] [stdout] 1342 | | }) [INFO] [stdout] | |__________^ returns a value referencing data owned by the current function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0515]: cannot return value referencing temporary value [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pretty-0.10.0/src/lib.rs:1317:9 [INFO] [stdout] | [INFO] [stdout] 1317 | / RefDoc(match doc { [INFO] [stdout] 1318 | | // Return 'static references for common variants to avoid some allocations [INFO] [stdout] 1319 | | Doc::Nil => &Doc::Nil, [INFO] [stdout] 1320 | | Doc::Line => &Doc::Line, [INFO] [stdout] 1321 | | Doc::Fail => &Doc::Fail, [INFO] [stdout] | | --------- temporary value created here [INFO] [stdout] ... | [INFO] [stdout] 1341 | | _ => self.docs.alloc(doc), [INFO] [stdout] 1342 | | }) [INFO] [stdout] | |__________^ returns a value referencing data owned by the current function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0515]: cannot return value referencing temporary value [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pretty-0.10.0/src/lib.rs:1317:9 [INFO] [stdout] | [INFO] [stdout] 1317 | / RefDoc(match doc { [INFO] [stdout] 1318 | | // Return 'static references for common variants to avoid some allocations [INFO] [stdout] 1319 | | Doc::Nil => &Doc::Nil, [INFO] [stdout] 1320 | | Doc::Line => &Doc::Line, [INFO] [stdout] ... | [INFO] [stdout] 1324 | | &Doc::FlatAlt(RefDoc(&Doc::Line), RefDoc(&Doc::BorrowedText(" "))) [INFO] [stdout] | | ----------------------------------------------------------------- temporary value created here [INFO] [stdout] ... | [INFO] [stdout] 1341 | | _ => self.docs.alloc(doc), [INFO] [stdout] 1342 | | }) [INFO] [stdout] | |__________^ returns a value referencing data owned by the current function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0515]: cannot return value referencing temporary value [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pretty-0.10.0/src/lib.rs:1317:9 [INFO] [stdout] | [INFO] [stdout] 1317 | / RefDoc(match doc { [INFO] [stdout] 1318 | | // Return 'static references for common variants to avoid some allocations [INFO] [stdout] 1319 | | Doc::Nil => &Doc::Nil, [INFO] [stdout] 1320 | | Doc::Line => &Doc::Line, [INFO] [stdout] ... | [INFO] [stdout] 1324 | | &Doc::FlatAlt(RefDoc(&Doc::Line), RefDoc(&Doc::BorrowedText(" "))) [INFO] [stdout] | | ---------------------- temporary value created here [INFO] [stdout] ... | [INFO] [stdout] 1341 | | _ => self.docs.alloc(doc), [INFO] [stdout] 1342 | | }) [INFO] [stdout] | |__________^ returns a value referencing data owned by the current function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0515]: cannot return value referencing temporary value [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pretty-0.10.0/src/lib.rs:1317:9 [INFO] [stdout] | [INFO] [stdout] 1317 | / RefDoc(match doc { [INFO] [stdout] 1318 | | // Return 'static references for common variants to avoid some allocations [INFO] [stdout] 1319 | | Doc::Nil => &Doc::Nil, [INFO] [stdout] 1320 | | Doc::Line => &Doc::Line, [INFO] [stdout] ... | [INFO] [stdout] 1324 | | &Doc::FlatAlt(RefDoc(&Doc::Line), RefDoc(&Doc::BorrowedText(" "))) [INFO] [stdout] | | --------- temporary value created here [INFO] [stdout] ... | [INFO] [stdout] 1341 | | _ => self.docs.alloc(doc), [INFO] [stdout] 1342 | | }) [INFO] [stdout] | |__________^ returns a value referencing data owned by the current function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0515]: cannot return value referencing temporary value [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pretty-0.10.0/src/lib.rs:1317:9 [INFO] [stdout] | [INFO] [stdout] 1317 | / RefDoc(match doc { [INFO] [stdout] 1318 | | // Return 'static references for common variants to avoid some allocations [INFO] [stdout] 1319 | | Doc::Nil => &Doc::Nil, [INFO] [stdout] 1320 | | Doc::Line => &Doc::Line, [INFO] [stdout] ... | [INFO] [stdout] 1328 | | &Doc::FlatAlt(RefDoc(&Doc::Line), RefDoc(&Doc::Nil)) [INFO] [stdout] | | --------------------------------------------------- temporary value created here [INFO] [stdout] ... | [INFO] [stdout] 1341 | | _ => self.docs.alloc(doc), [INFO] [stdout] 1342 | | }) [INFO] [stdout] | |__________^ returns a value referencing data owned by the current function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0515]: cannot return value referencing temporary value [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pretty-0.10.0/src/lib.rs:1317:9 [INFO] [stdout] | [INFO] [stdout] 1317 | / RefDoc(match doc { [INFO] [stdout] 1318 | | // Return 'static references for common variants to avoid some allocations [INFO] [stdout] 1319 | | Doc::Nil => &Doc::Nil, [INFO] [stdout] 1320 | | Doc::Line => &Doc::Line, [INFO] [stdout] ... | [INFO] [stdout] 1328 | | &Doc::FlatAlt(RefDoc(&Doc::Line), RefDoc(&Doc::Nil)) [INFO] [stdout] | | -------- temporary value created here [INFO] [stdout] ... | [INFO] [stdout] 1341 | | _ => self.docs.alloc(doc), [INFO] [stdout] 1342 | | }) [INFO] [stdout] | |__________^ returns a value referencing data owned by the current function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0515]: cannot return value referencing temporary value [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pretty-0.10.0/src/lib.rs:1317:9 [INFO] [stdout] | [INFO] [stdout] 1317 | / RefDoc(match doc { [INFO] [stdout] 1318 | | // Return 'static references for common variants to avoid some allocations [INFO] [stdout] 1319 | | Doc::Nil => &Doc::Nil, [INFO] [stdout] 1320 | | Doc::Line => &Doc::Line, [INFO] [stdout] ... | [INFO] [stdout] 1328 | | &Doc::FlatAlt(RefDoc(&Doc::Line), RefDoc(&Doc::Nil)) [INFO] [stdout] | | --------- temporary value created here [INFO] [stdout] ... | [INFO] [stdout] 1341 | | _ => self.docs.alloc(doc), [INFO] [stdout] 1342 | | }) [INFO] [stdout] | |__________^ returns a value referencing data owned by the current function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0515]: cannot return value referencing temporary value [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pretty-0.10.0/src/lib.rs:1317:9 [INFO] [stdout] | [INFO] [stdout] 1317 | / RefDoc(match doc { [INFO] [stdout] 1318 | | // Return 'static references for common variants to avoid some allocations [INFO] [stdout] 1319 | | Doc::Nil => &Doc::Nil, [INFO] [stdout] 1320 | | Doc::Line => &Doc::Line, [INFO] [stdout] ... | [INFO] [stdout] 1332 | | &Doc::Group(RefDoc(&Doc::FlatAlt( [INFO] [stdout] | | __________________- [INFO] [stdout] 1333 | || RefDoc(&Doc::Line), [INFO] [stdout] 1334 | || RefDoc(&Doc::BorrowedText(" ")), [INFO] [stdout] 1335 | || ))) [INFO] [stdout] | ||___________________- temporary value created here [INFO] [stdout] ... | [INFO] [stdout] 1341 | | _ => self.docs.alloc(doc), [INFO] [stdout] 1342 | | }) [INFO] [stdout] | |___________^ returns a value referencing data owned by the current function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0515]: cannot return value referencing temporary value [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pretty-0.10.0/src/lib.rs:1317:9 [INFO] [stdout] | [INFO] [stdout] 1317 | / RefDoc(match doc { [INFO] [stdout] 1318 | | // Return 'static references for common variants to avoid some allocations [INFO] [stdout] 1319 | | Doc::Nil => &Doc::Nil, [INFO] [stdout] 1320 | | Doc::Line => &Doc::Line, [INFO] [stdout] ... | [INFO] [stdout] 1332 | | &Doc::Group(RefDoc(&Doc::FlatAlt( [INFO] [stdout] | | _____________________________________- [INFO] [stdout] 1333 | || RefDoc(&Doc::Line), [INFO] [stdout] 1334 | || RefDoc(&Doc::BorrowedText(" ")), [INFO] [stdout] 1335 | || ))) [INFO] [stdout] | ||_________________- temporary value created here [INFO] [stdout] ... | [INFO] [stdout] 1341 | | _ => self.docs.alloc(doc), [INFO] [stdout] 1342 | | }) [INFO] [stdout] | |___________^ returns a value referencing data owned by the current function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0515]: cannot return value referencing temporary value [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pretty-0.10.0/src/lib.rs:1317:9 [INFO] [stdout] | [INFO] [stdout] 1317 | / RefDoc(match doc { [INFO] [stdout] 1318 | | // Return 'static references for common variants to avoid some allocations [INFO] [stdout] 1319 | | Doc::Nil => &Doc::Nil, [INFO] [stdout] 1320 | | Doc::Line => &Doc::Line, [INFO] [stdout] ... | [INFO] [stdout] 1334 | | RefDoc(&Doc::BorrowedText(" ")), [INFO] [stdout] | | ---------------------- temporary value created here [INFO] [stdout] ... | [INFO] [stdout] 1341 | | _ => self.docs.alloc(doc), [INFO] [stdout] 1342 | | }) [INFO] [stdout] | |__________^ returns a value referencing data owned by the current function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0515]: cannot return value referencing temporary value [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pretty-0.10.0/src/lib.rs:1317:9 [INFO] [stdout] | [INFO] [stdout] 1317 | / RefDoc(match doc { [INFO] [stdout] 1318 | | // Return 'static references for common variants to avoid some allocations [INFO] [stdout] 1319 | | Doc::Nil => &Doc::Nil, [INFO] [stdout] 1320 | | Doc::Line => &Doc::Line, [INFO] [stdout] ... | [INFO] [stdout] 1333 | | RefDoc(&Doc::Line), [INFO] [stdout] | | --------- temporary value created here [INFO] [stdout] ... | [INFO] [stdout] 1341 | | _ => self.docs.alloc(doc), [INFO] [stdout] 1342 | | }) [INFO] [stdout] | |__________^ returns a value referencing data owned by the current function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0515]: cannot return value referencing temporary value [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pretty-0.10.0/src/lib.rs:1317:9 [INFO] [stdout] | [INFO] [stdout] 1317 | / RefDoc(match doc { [INFO] [stdout] 1318 | | // Return 'static references for common variants to avoid some allocations [INFO] [stdout] 1319 | | Doc::Nil => &Doc::Nil, [INFO] [stdout] 1320 | | Doc::Line => &Doc::Line, [INFO] [stdout] ... | [INFO] [stdout] 1339 | | &Doc::Group(RefDoc(&Doc::FlatAlt(RefDoc(&Doc::Line), RefDoc(&Doc::Nil)))) [INFO] [stdout] | | ------------------------------------------------------------------------ temporary value created here [INFO] [stdout] 1340 | | } [INFO] [stdout] 1341 | | _ => self.docs.alloc(doc), [INFO] [stdout] 1342 | | }) [INFO] [stdout] | |__________^ returns a value referencing data owned by the current function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0515]: cannot return value referencing temporary value [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pretty-0.10.0/src/lib.rs:1317:9 [INFO] [stdout] | [INFO] [stdout] 1317 | / RefDoc(match doc { [INFO] [stdout] 1318 | | // Return 'static references for common variants to avoid some allocations [INFO] [stdout] 1319 | | Doc::Nil => &Doc::Nil, [INFO] [stdout] 1320 | | Doc::Line => &Doc::Line, [INFO] [stdout] ... | [INFO] [stdout] 1339 | | &Doc::Group(RefDoc(&Doc::FlatAlt(RefDoc(&Doc::Line), RefDoc(&Doc::Nil)))) [INFO] [stdout] | | --------------------------------------------------- temporary value created here [INFO] [stdout] 1340 | | } [INFO] [stdout] 1341 | | _ => self.docs.alloc(doc), [INFO] [stdout] 1342 | | }) [INFO] [stdout] | |__________^ returns a value referencing data owned by the current function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0515]: cannot return value referencing temporary value [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pretty-0.10.0/src/lib.rs:1317:9 [INFO] [stdout] | [INFO] [stdout] 1317 | / RefDoc(match doc { [INFO] [stdout] 1318 | | // Return 'static references for common variants to avoid some allocations [INFO] [stdout] 1319 | | Doc::Nil => &Doc::Nil, [INFO] [stdout] 1320 | | Doc::Line => &Doc::Line, [INFO] [stdout] ... | [INFO] [stdout] 1339 | | &Doc::Group(RefDoc(&Doc::FlatAlt(RefDoc(&Doc::Line), RefDoc(&Doc::Nil)))) [INFO] [stdout] | | -------- temporary value created here [INFO] [stdout] 1340 | | } [INFO] [stdout] 1341 | | _ => self.docs.alloc(doc), [INFO] [stdout] 1342 | | }) [INFO] [stdout] | |__________^ returns a value referencing data owned by the current function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0515]: cannot return value referencing temporary value [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pretty-0.10.0/src/lib.rs:1317:9 [INFO] [stdout] | [INFO] [stdout] 1317 | / RefDoc(match doc { [INFO] [stdout] 1318 | | // Return 'static references for common variants to avoid some allocations [INFO] [stdout] 1319 | | Doc::Nil => &Doc::Nil, [INFO] [stdout] 1320 | | Doc::Line => &Doc::Line, [INFO] [stdout] ... | [INFO] [stdout] 1339 | | &Doc::Group(RefDoc(&Doc::FlatAlt(RefDoc(&Doc::Line), RefDoc(&Doc::Nil)))) [INFO] [stdout] | | --------- temporary value created here [INFO] [stdout] 1340 | | } [INFO] [stdout] 1341 | | _ => self.docs.alloc(doc), [INFO] [stdout] 1342 | | }) [INFO] [stdout] | |__________^ returns a value referencing data owned by the current function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 17 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0515`. [INFO] [stdout] [INFO] [stderr] error: could not compile `pretty` (lib) due to 18 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "8b6308eb34a0d494bdda3a931f5ac54f0ded447b334e528ecf17d41116b520a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b6308eb34a0d494bdda3a931f5ac54f0ded447b334e528ecf17d41116b520a4", kill_on_drop: false }` [INFO] [stdout] 8b6308eb34a0d494bdda3a931f5ac54f0ded447b334e528ecf17d41116b520a4