[INFO] fetching crate ic-e8s 0.2.1... [INFO] checking ic-e8s-0.2.1 against try#901e6d56697c79b2e80df6a487b2318ec6f57ee3 for pr-142287 [INFO] extracting crate ic-e8s 0.2.1 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate ic-e8s 0.2.1 on toolchain 901e6d56697c79b2e80df6a487b2318ec6f57ee3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ic-e8s 0.2.1 [INFO] finished tweaking crates.io crate ic-e8s 0.2.1 [INFO] tweaked toml for crates.io crate ic-e8s 0.2.1 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" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 58 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0fa70ee9cb89bc99df715aa0582c08a428e0b3c3c531a07b198ad234748abae2 [INFO] running `Command { std: "docker" "start" "-a" "0fa70ee9cb89bc99df715aa0582c08a428e0b3c3c531a07b198ad234748abae2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0fa70ee9cb89bc99df715aa0582c08a428e0b3c3c531a07b198ad234748abae2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0fa70ee9cb89bc99df715aa0582c08a428e0b3c3c531a07b198ad234748abae2", kill_on_drop: false }` [INFO] [stdout] 0fa70ee9cb89bc99df715aa0582c08a428e0b3c3c531a07b198ad234748abae2 [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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4eff4d88dcee43d6655931163591dd0cbb5778af8b8303ba5db174e8f5802a40 [INFO] running `Command { std: "docker" "start" "-a" "4eff4d88dcee43d6655931163591dd0cbb5778af8b8303ba5db174e8f5802a40", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling typenum v1.18.0 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Compiling shlex v1.3.0 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Checking cfg-if v1.0.1 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Checking cpufeatures v0.2.17 [INFO] [stderr] Compiling rustversion v1.0.21 [INFO] [stderr] Compiling libc v0.2.172 [INFO] [stderr] Compiling paste v1.0.15 [INFO] [stderr] Checking data-encoding v2.9.0 [INFO] [stderr] Compiling either v1.15.0 [INFO] [stderr] Checking crc32fast v1.4.2 [INFO] [stderr] Compiling anyhow v1.0.98 [INFO] [stderr] Checking unicode-width v0.1.14 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Compiling cc v1.2.26 [INFO] [stderr] Checking typed-arena v2.0.2 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking leb128 v0.2.5 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking pretty v0.12.4 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stdout] error[E0515]: cannot return value referencing temporary value [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pretty-0.12.4/src/lib.rs:1679:9 [INFO] [stdout] | [INFO] [stdout] 1679 | / RefDoc(match doc { [INFO] [stdout] 1680 | | // Return 'static references for common variants to avoid some allocations [INFO] [stdout] 1681 | | Doc::Nil => &Doc::Nil, [INFO] [stdout] | | -------- temporary value created here [INFO] [stdout] 1682 | | Doc::Hardline => &Doc::Hardline, [INFO] [stdout] ... | [INFO] [stdout] 1707 | | _ => self.docs.alloc(doc), [INFO] [stdout] 1708 | | }) [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-1949cf8c6b5b557f/pretty-0.12.4/src/lib.rs:1679:9 [INFO] [stdout] | [INFO] [stdout] 1679 | / RefDoc(match doc { [INFO] [stdout] 1680 | | // Return 'static references for common variants to avoid some allocations [INFO] [stdout] 1681 | | Doc::Nil => &Doc::Nil, [INFO] [stdout] 1682 | | Doc::Hardline => &Doc::Hardline, [INFO] [stdout] | | ------------- temporary value created here [INFO] [stdout] ... | [INFO] [stdout] 1707 | | _ => self.docs.alloc(doc), [INFO] [stdout] 1708 | | }) [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-1949cf8c6b5b557f/pretty-0.12.4/src/lib.rs:1679:9 [INFO] [stdout] | [INFO] [stdout] 1679 | / RefDoc(match doc { [INFO] [stdout] 1680 | | // Return 'static references for common variants to avoid some allocations [INFO] [stdout] 1681 | | Doc::Nil => &Doc::Nil, [INFO] [stdout] 1682 | | Doc::Hardline => &Doc::Hardline, [INFO] [stdout] 1683 | | Doc::Fail => &Doc::Fail, [INFO] [stdout] | | --------- temporary value created here [INFO] [stdout] ... | [INFO] [stdout] 1707 | | _ => self.docs.alloc(doc), [INFO] [stdout] 1708 | | }) [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-1949cf8c6b5b557f/pretty-0.12.4/src/lib.rs:1679:9 [INFO] [stdout] | [INFO] [stdout] 1679 | / RefDoc(match doc { [INFO] [stdout] 1680 | | // Return 'static references for common variants to avoid some allocations [INFO] [stdout] 1681 | | Doc::Nil => &Doc::Nil, [INFO] [stdout] 1682 | | Doc::Hardline => &Doc::Hardline, [INFO] [stdout] ... | [INFO] [stdout] 1686 | | &Doc::FlatAlt(RefDoc(&Doc::Hardline), RefDoc(&Doc::BorrowedText(" "))) [INFO] [stdout] | | --------------------------------------------------------------------- temporary value created here [INFO] [stdout] ... | [INFO] [stdout] 1707 | | _ => self.docs.alloc(doc), [INFO] [stdout] 1708 | | }) [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-1949cf8c6b5b557f/pretty-0.12.4/src/lib.rs:1679:9 [INFO] [stdout] | [INFO] [stdout] 1679 | / RefDoc(match doc { [INFO] [stdout] 1680 | | // Return 'static references for common variants to avoid some allocations [INFO] [stdout] 1681 | | Doc::Nil => &Doc::Nil, [INFO] [stdout] 1682 | | Doc::Hardline => &Doc::Hardline, [INFO] [stdout] ... | [INFO] [stdout] 1686 | | &Doc::FlatAlt(RefDoc(&Doc::Hardline), RefDoc(&Doc::BorrowedText(" "))) [INFO] [stdout] | | ---------------------- temporary value created here [INFO] [stdout] ... | [INFO] [stdout] 1707 | | _ => self.docs.alloc(doc), [INFO] [stdout] 1708 | | }) [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-1949cf8c6b5b557f/pretty-0.12.4/src/lib.rs:1679:9 [INFO] [stdout] | [INFO] [stdout] 1679 | / RefDoc(match doc { [INFO] [stdout] 1680 | | // Return 'static references for common variants to avoid some allocations [INFO] [stdout] 1681 | | Doc::Nil => &Doc::Nil, [INFO] [stdout] 1682 | | Doc::Hardline => &Doc::Hardline, [INFO] [stdout] ... | [INFO] [stdout] 1686 | | &Doc::FlatAlt(RefDoc(&Doc::Hardline), RefDoc(&Doc::BorrowedText(" "))) [INFO] [stdout] | | ------------- temporary value created here [INFO] [stdout] ... | [INFO] [stdout] 1707 | | _ => self.docs.alloc(doc), [INFO] [stdout] 1708 | | }) [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-1949cf8c6b5b557f/pretty-0.12.4/src/lib.rs:1679:9 [INFO] [stdout] | [INFO] [stdout] 1679 | / RefDoc(match doc { [INFO] [stdout] 1680 | | // Return 'static references for common variants to avoid some allocations [INFO] [stdout] 1681 | | Doc::Nil => &Doc::Nil, [INFO] [stdout] 1682 | | Doc::Hardline => &Doc::Hardline, [INFO] [stdout] ... | [INFO] [stdout] 1690 | | &Doc::FlatAlt(RefDoc(&Doc::Hardline), RefDoc(&Doc::Nil)) [INFO] [stdout] | | ------------------------------------------------------- temporary value created here [INFO] [stdout] ... | [INFO] [stdout] 1707 | | _ => self.docs.alloc(doc), [INFO] [stdout] 1708 | | }) [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-1949cf8c6b5b557f/pretty-0.12.4/src/lib.rs:1679:9 [INFO] [stdout] | [INFO] [stdout] 1679 | / RefDoc(match doc { [INFO] [stdout] 1680 | | // Return 'static references for common variants to avoid some allocations [INFO] [stdout] 1681 | | Doc::Nil => &Doc::Nil, [INFO] [stdout] 1682 | | Doc::Hardline => &Doc::Hardline, [INFO] [stdout] ... | [INFO] [stdout] 1690 | | &Doc::FlatAlt(RefDoc(&Doc::Hardline), RefDoc(&Doc::Nil)) [INFO] [stdout] | | -------- temporary value created here [INFO] [stdout] ... | [INFO] [stdout] 1707 | | _ => self.docs.alloc(doc), [INFO] [stdout] 1708 | | }) [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-1949cf8c6b5b557f/pretty-0.12.4/src/lib.rs:1679:9 [INFO] [stdout] | [INFO] [stdout] 1679 | / RefDoc(match doc { [INFO] [stdout] 1680 | | // Return 'static references for common variants to avoid some allocations [INFO] [stdout] 1681 | | Doc::Nil => &Doc::Nil, [INFO] [stdout] 1682 | | Doc::Hardline => &Doc::Hardline, [INFO] [stdout] ... | [INFO] [stdout] 1690 | | &Doc::FlatAlt(RefDoc(&Doc::Hardline), RefDoc(&Doc::Nil)) [INFO] [stdout] | | ------------- temporary value created here [INFO] [stdout] ... | [INFO] [stdout] 1707 | | _ => self.docs.alloc(doc), [INFO] [stdout] 1708 | | }) [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-1949cf8c6b5b557f/pretty-0.12.4/src/lib.rs:1679:9 [INFO] [stdout] | [INFO] [stdout] 1679 | / RefDoc(match doc { [INFO] [stdout] 1680 | | // Return 'static references for common variants to avoid some allocations [INFO] [stdout] 1681 | | Doc::Nil => &Doc::Nil, [INFO] [stdout] 1682 | | Doc::Hardline => &Doc::Hardline, [INFO] [stdout] ... | [INFO] [stdout] 1696 | | ))) => &Doc::Group(RefDoc(&Doc::FlatAlt( [INFO] [stdout] | | _____________________- [INFO] [stdout] 1697 | || RefDoc(&Doc::Hardline), [INFO] [stdout] 1698 | || RefDoc(&Doc::BorrowedText(" ")), [INFO] [stdout] 1699 | || ))), [INFO] [stdout] | ||_______________- temporary value created here [INFO] [stdout] ... | [INFO] [stdout] 1707 | | _ => self.docs.alloc(doc), [INFO] [stdout] 1708 | | }) [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-1949cf8c6b5b557f/pretty-0.12.4/src/lib.rs:1679:9 [INFO] [stdout] | [INFO] [stdout] 1679 | / RefDoc(match doc { [INFO] [stdout] 1680 | | // Return 'static references for common variants to avoid some allocations [INFO] [stdout] 1681 | | Doc::Nil => &Doc::Nil, [INFO] [stdout] 1682 | | Doc::Hardline => &Doc::Hardline, [INFO] [stdout] ... | [INFO] [stdout] 1696 | | ))) => &Doc::Group(RefDoc(&Doc::FlatAlt( [INFO] [stdout] | | ________________________________________- [INFO] [stdout] 1697 | || RefDoc(&Doc::Hardline), [INFO] [stdout] 1698 | || RefDoc(&Doc::BorrowedText(" ")), [INFO] [stdout] 1699 | || ))), [INFO] [stdout] | ||_____________- temporary value created here [INFO] [stdout] ... | [INFO] [stdout] 1707 | | _ => self.docs.alloc(doc), [INFO] [stdout] 1708 | | }) [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-1949cf8c6b5b557f/pretty-0.12.4/src/lib.rs:1679:9 [INFO] [stdout] | [INFO] [stdout] 1679 | / RefDoc(match doc { [INFO] [stdout] 1680 | | // Return 'static references for common variants to avoid some allocations [INFO] [stdout] 1681 | | Doc::Nil => &Doc::Nil, [INFO] [stdout] 1682 | | Doc::Hardline => &Doc::Hardline, [INFO] [stdout] ... | [INFO] [stdout] 1698 | | RefDoc(&Doc::BorrowedText(" ")), [INFO] [stdout] | | ---------------------- temporary value created here [INFO] [stdout] ... | [INFO] [stdout] 1707 | | _ => self.docs.alloc(doc), [INFO] [stdout] 1708 | | }) [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-1949cf8c6b5b557f/pretty-0.12.4/src/lib.rs:1679:9 [INFO] [stdout] | [INFO] [stdout] 1679 | / RefDoc(match doc { [INFO] [stdout] 1680 | | // Return 'static references for common variants to avoid some allocations [INFO] [stdout] 1681 | | Doc::Nil => &Doc::Nil, [INFO] [stdout] 1682 | | Doc::Hardline => &Doc::Hardline, [INFO] [stdout] ... | [INFO] [stdout] 1697 | | RefDoc(&Doc::Hardline), [INFO] [stdout] | | ------------- temporary value created here [INFO] [stdout] ... | [INFO] [stdout] 1707 | | _ => self.docs.alloc(doc), [INFO] [stdout] 1708 | | }) [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-1949cf8c6b5b557f/pretty-0.12.4/src/lib.rs:1679:9 [INFO] [stdout] | [INFO] [stdout] 1679 | / RefDoc(match doc { [INFO] [stdout] 1680 | | // Return 'static references for common variants to avoid some allocations [INFO] [stdout] 1681 | | Doc::Nil => &Doc::Nil, [INFO] [stdout] 1682 | | Doc::Hardline => &Doc::Hardline, [INFO] [stdout] ... | [INFO] [stdout] 1702 | | &Doc::Group(RefDoc(&Doc::FlatAlt( [INFO] [stdout] | | __________________- [INFO] [stdout] 1703 | || RefDoc(&Doc::Hardline), [INFO] [stdout] 1704 | || RefDoc(&Doc::Nil), [INFO] [stdout] 1705 | || ))) [INFO] [stdout] | ||___________________- temporary value created here [INFO] [stdout] 1706 | | } [INFO] [stdout] 1707 | | _ => self.docs.alloc(doc), [INFO] [stdout] 1708 | | }) [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-1949cf8c6b5b557f/pretty-0.12.4/src/lib.rs:1679:9 [INFO] [stdout] | [INFO] [stdout] 1679 | / RefDoc(match doc { [INFO] [stdout] 1680 | | // Return 'static references for common variants to avoid some allocations [INFO] [stdout] 1681 | | Doc::Nil => &Doc::Nil, [INFO] [stdout] 1682 | | Doc::Hardline => &Doc::Hardline, [INFO] [stdout] ... | [INFO] [stdout] 1702 | | &Doc::Group(RefDoc(&Doc::FlatAlt( [INFO] [stdout] | | _____________________________________- [INFO] [stdout] 1703 | || RefDoc(&Doc::Hardline), [INFO] [stdout] 1704 | || RefDoc(&Doc::Nil), [INFO] [stdout] 1705 | || ))) [INFO] [stdout] | ||_________________- temporary value created here [INFO] [stdout] 1706 | | } [INFO] [stdout] 1707 | | _ => self.docs.alloc(doc), [INFO] [stdout] 1708 | | }) [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-1949cf8c6b5b557f/pretty-0.12.4/src/lib.rs:1679:9 [INFO] [stdout] | [INFO] [stdout] 1679 | / RefDoc(match doc { [INFO] [stdout] 1680 | | // Return 'static references for common variants to avoid some allocations [INFO] [stdout] 1681 | | Doc::Nil => &Doc::Nil, [INFO] [stdout] 1682 | | Doc::Hardline => &Doc::Hardline, [INFO] [stdout] ... | [INFO] [stdout] 1704 | | RefDoc(&Doc::Nil), [INFO] [stdout] | | -------- temporary value created here [INFO] [stdout] ... | [INFO] [stdout] 1707 | | _ => self.docs.alloc(doc), [INFO] [stdout] 1708 | | }) [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-1949cf8c6b5b557f/pretty-0.12.4/src/lib.rs:1679:9 [INFO] [stdout] | [INFO] [stdout] 1679 | / RefDoc(match doc { [INFO] [stdout] 1680 | | // Return 'static references for common variants to avoid some allocations [INFO] [stdout] 1681 | | Doc::Nil => &Doc::Nil, [INFO] [stdout] 1682 | | Doc::Hardline => &Doc::Hardline, [INFO] [stdout] ... | [INFO] [stdout] 1703 | | RefDoc(&Doc::Hardline), [INFO] [stdout] | | ------------- temporary value created here [INFO] [stdout] ... | [INFO] [stdout] 1707 | | _ => self.docs.alloc(doc), [INFO] [stdout] 1708 | | }) [INFO] [stdout] | |__________^ returns a value referencing data owned by the current function [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 17 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "4eff4d88dcee43d6655931163591dd0cbb5778af8b8303ba5db174e8f5802a40", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4eff4d88dcee43d6655931163591dd0cbb5778af8b8303ba5db174e8f5802a40", kill_on_drop: false }` [INFO] [stdout] 4eff4d88dcee43d6655931163591dd0cbb5778af8b8303ba5db174e8f5802a40