[INFO] cloning repository https://github.com/Emurgo/cddl-codegen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Emurgo/cddl-codegen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEmurgo%2Fcddl-codegen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEmurgo%2Fcddl-codegen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 228fd49675e17ab6d960bd8a721e5a64f7de7b1a
[INFO] checking Emurgo/cddl-codegen against try#901e6d56697c79b2e80df6a487b2318ec6f57ee3 for pr-142287
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEmurgo%2Fcddl-codegen" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Emurgo/cddl-codegen 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] removed /workspace/builds/worker-2-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/Emurgo/cddl-codegen
[INFO] finished tweaking git repo https://github.com/Emurgo/cddl-codegen
[INFO] tweaked toml for git repo https://github.com/Emurgo/cddl-codegen written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Emurgo/cddl-codegen already has a lockfile, it will not be regenerated
[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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 12ba64895baa20f4d145640e735581fb3984a85cb23d26cba5e17b823e14294f
[INFO] running `Command { std: "docker" "start" "-a" "12ba64895baa20f4d145640e735581fb3984a85cb23d26cba5e17b823e14294f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12ba64895baa20f4d145640e735581fb3984a85cb23d26cba5e17b823e14294f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12ba64895baa20f4d145640e735581fb3984a85cb23d26cba5e17b823e14294f", kill_on_drop: false }`
[INFO] [stdout] 12ba64895baa20f4d145640e735581fb3984a85cb23d26cba5e17b823e14294f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 679ad18291019147273393464dd7fe6341d80f8065be479fbd9dee896f625043
[INFO] running `Command { std: "docker" "start" "-a" "679ad18291019147273393464dd7fe6341d80f8065be479fbd9dee896f625043", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.84
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking lexical-util v0.8.5
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking either v1.12.0
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking ucd-trie v0.1.6
[INFO] [stderr]     Checking anstyle-parse v0.2.4
[INFO] [stderr]     Checking half v2.4.1
[INFO] [stderr]     Checking anstyle v1.0.7
[INFO] [stderr]     Checking iana-time-zone v0.1.60
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]     Checking anstyle-query v1.0.3
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking typed-arena v2.0.2
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking os_str_bytes v6.6.1
[INFO] [stderr]     Checking colorchoice v1.0.1
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.0
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]     Checking anstream v0.6.14
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking pretty v0.11.3
[INFO] [stderr]     Checking clap_lex v0.7.0
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking unicode-width v0.1.12
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking lexical-write-integer v0.8.5
[INFO] [stderr]     Checking lexical-parse-integer v0.8.6
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]     Checking lexical-write-float v0.8.5
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]     Checking lexical-parse-float v0.8.5
[INFO] [stderr]     Checking textwrap v0.16.1
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking uriparse v0.6.4
[INFO] [stderr]     Checking base64-url v1.4.13
[INFO] [stdout] error[E0515]: cannot return value referencing temporary value
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pretty-0.11.3/src/lib.rs:1656:9
[INFO] [stdout]      |
[INFO] [stdout] 1656 | /         RefDoc(match doc {
[INFO] [stdout] 1657 | |             // Return 'static references for common variants to avoid some allocations
[INFO] [stdout] 1658 | |             Doc::Nil => &Doc::Nil,
[INFO] [stdout]      | |                          -------- temporary value created here
[INFO] [stdout] 1659 | |             Doc::Hardline => &Doc::Hardline,
[INFO] [stdout] ...    |
[INFO] [stdout] 1684 | |             _ => self.docs.alloc(doc),
[INFO] [stdout] 1685 | |         })
[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-0.11.3/src/lib.rs:1656:9
[INFO] [stdout]      |
[INFO] [stdout] 1656 | /         RefDoc(match doc {
[INFO] [stdout] 1657 | |             // Return 'static references for common variants to avoid some allocations
[INFO] [stdout] 1658 | |             Doc::Nil => &Doc::Nil,
[INFO] [stdout] 1659 | |             Doc::Hardline => &Doc::Hardline,
[INFO] [stdout]      | |                               ------------- temporary value created here
[INFO] [stdout] ...    |
[INFO] [stdout] 1684 | |             _ => self.docs.alloc(doc),
[INFO] [stdout] 1685 | |         })
[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-0.11.3/src/lib.rs:1656:9
[INFO] [stdout]      |
[INFO] [stdout] 1656 | /         RefDoc(match doc {
[INFO] [stdout] 1657 | |             // Return 'static references for common variants to avoid some allocations
[INFO] [stdout] 1658 | |             Doc::Nil => &Doc::Nil,
[INFO] [stdout] 1659 | |             Doc::Hardline => &Doc::Hardline,
[INFO] [stdout] 1660 | |             Doc::Fail => &Doc::Fail,
[INFO] [stdout]      | |                           --------- temporary value created here
[INFO] [stdout] ...    |
[INFO] [stdout] 1684 | |             _ => self.docs.alloc(doc),
[INFO] [stdout] 1685 | |         })
[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-0.11.3/src/lib.rs:1656:9
[INFO] [stdout]      |
[INFO] [stdout] 1656 | /         RefDoc(match doc {
[INFO] [stdout] 1657 | |             // Return 'static references for common variants to avoid some allocations
[INFO] [stdout] 1658 | |             Doc::Nil => &Doc::Nil,
[INFO] [stdout] 1659 | |             Doc::Hardline => &Doc::Hardline,
[INFO] [stdout] ...    |
[INFO] [stdout] 1663 | |                 &Doc::FlatAlt(RefDoc(&Doc::Hardline), RefDoc(&Doc::BorrowedText(" ")))
[INFO] [stdout]      | |                  --------------------------------------------------------------------- temporary value created here
[INFO] [stdout] ...    |
[INFO] [stdout] 1684 | |             _ => self.docs.alloc(doc),
[INFO] [stdout] 1685 | |         })
[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-0.11.3/src/lib.rs:1656:9
[INFO] [stdout]      |
[INFO] [stdout] 1656 | /         RefDoc(match doc {
[INFO] [stdout] 1657 | |             // Return 'static references for common variants to avoid some allocations
[INFO] [stdout] 1658 | |             Doc::Nil => &Doc::Nil,
[INFO] [stdout] 1659 | |             Doc::Hardline => &Doc::Hardline,
[INFO] [stdout] ...    |
[INFO] [stdout] 1663 | |                 &Doc::FlatAlt(RefDoc(&Doc::Hardline), RefDoc(&Doc::BorrowedText(" ")))
[INFO] [stdout]      | |                                                               ---------------------- temporary value created here
[INFO] [stdout] ...    |
[INFO] [stdout] 1684 | |             _ => self.docs.alloc(doc),
[INFO] [stdout] 1685 | |         })
[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-0.11.3/src/lib.rs:1656:9
[INFO] [stdout]      |
[INFO] [stdout] 1656 | /         RefDoc(match doc {
[INFO] [stdout] 1657 | |             // Return 'static references for common variants to avoid some allocations
[INFO] [stdout] 1658 | |             Doc::Nil => &Doc::Nil,
[INFO] [stdout] 1659 | |             Doc::Hardline => &Doc::Hardline,
[INFO] [stdout] ...    |
[INFO] [stdout] 1663 | |                 &Doc::FlatAlt(RefDoc(&Doc::Hardline), RefDoc(&Doc::BorrowedText(" ")))
[INFO] [stdout]      | |                                       ------------- temporary value created here
[INFO] [stdout] ...    |
[INFO] [stdout] 1684 | |             _ => self.docs.alloc(doc),
[INFO] [stdout] 1685 | |         })
[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-0.11.3/src/lib.rs:1656:9
[INFO] [stdout]      |
[INFO] [stdout] 1656 | /         RefDoc(match doc {
[INFO] [stdout] 1657 | |             // Return 'static references for common variants to avoid some allocations
[INFO] [stdout] 1658 | |             Doc::Nil => &Doc::Nil,
[INFO] [stdout] 1659 | |             Doc::Hardline => &Doc::Hardline,
[INFO] [stdout] ...    |
[INFO] [stdout] 1667 | |                 &Doc::FlatAlt(RefDoc(&Doc::Hardline), RefDoc(&Doc::Nil))
[INFO] [stdout]      | |                  ------------------------------------------------------- temporary value created here
[INFO] [stdout] ...    |
[INFO] [stdout] 1684 | |             _ => self.docs.alloc(doc),
[INFO] [stdout] 1685 | |         })
[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-0.11.3/src/lib.rs:1656:9
[INFO] [stdout]      |
[INFO] [stdout] 1656 | /         RefDoc(match doc {
[INFO] [stdout] 1657 | |             // Return 'static references for common variants to avoid some allocations
[INFO] [stdout] 1658 | |             Doc::Nil => &Doc::Nil,
[INFO] [stdout] 1659 | |             Doc::Hardline => &Doc::Hardline,
[INFO] [stdout] ...    |
[INFO] [stdout] 1667 | |                 &Doc::FlatAlt(RefDoc(&Doc::Hardline), RefDoc(&Doc::Nil))
[INFO] [stdout]      | |                                                               -------- temporary value created here
[INFO] [stdout] ...    |
[INFO] [stdout] 1684 | |             _ => self.docs.alloc(doc),
[INFO] [stdout] 1685 | |         })
[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-0.11.3/src/lib.rs:1656:9
[INFO] [stdout]      |
[INFO] [stdout] 1656 | /         RefDoc(match doc {
[INFO] [stdout] 1657 | |             // Return 'static references for common variants to avoid some allocations
[INFO] [stdout] 1658 | |             Doc::Nil => &Doc::Nil,
[INFO] [stdout] 1659 | |             Doc::Hardline => &Doc::Hardline,
[INFO] [stdout] ...    |
[INFO] [stdout] 1667 | |                 &Doc::FlatAlt(RefDoc(&Doc::Hardline), RefDoc(&Doc::Nil))
[INFO] [stdout]      | |                                       ------------- temporary value created here
[INFO] [stdout] ...    |
[INFO] [stdout] 1684 | |             _ => self.docs.alloc(doc),
[INFO] [stdout] 1685 | |         })
[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-0.11.3/src/lib.rs:1656:9
[INFO] [stdout]      |
[INFO] [stdout] 1656 | /          RefDoc(match doc {
[INFO] [stdout] 1657 | |              // Return 'static references for common variants to avoid some allocations
[INFO] [stdout] 1658 | |              Doc::Nil => &Doc::Nil,
[INFO] [stdout] 1659 | |              Doc::Hardline => &Doc::Hardline,
[INFO] [stdout] ...    |
[INFO] [stdout] 1673 | |              ))) => &Doc::Group(RefDoc(&Doc::FlatAlt(
[INFO] [stdout]      | | _____________________-
[INFO] [stdout] 1674 | ||                 RefDoc(&Doc::Hardline),
[INFO] [stdout] 1675 | ||                 RefDoc(&Doc::BorrowedText(" ")),
[INFO] [stdout] 1676 | ||             ))),
[INFO] [stdout]      | ||_______________- temporary value created here
[INFO] [stdout] ...    |
[INFO] [stdout] 1684 | |              _ => self.docs.alloc(doc),
[INFO] [stdout] 1685 | |          })
[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-0.11.3/src/lib.rs:1656:9
[INFO] [stdout]      |
[INFO] [stdout] 1656 | /          RefDoc(match doc {
[INFO] [stdout] 1657 | |              // Return 'static references for common variants to avoid some allocations
[INFO] [stdout] 1658 | |              Doc::Nil => &Doc::Nil,
[INFO] [stdout] 1659 | |              Doc::Hardline => &Doc::Hardline,
[INFO] [stdout] ...    |
[INFO] [stdout] 1673 | |              ))) => &Doc::Group(RefDoc(&Doc::FlatAlt(
[INFO] [stdout]      | | ________________________________________-
[INFO] [stdout] 1674 | ||                 RefDoc(&Doc::Hardline),
[INFO] [stdout] 1675 | ||                 RefDoc(&Doc::BorrowedText(" ")),
[INFO] [stdout] 1676 | ||             ))),
[INFO] [stdout]      | ||_____________- temporary value created here
[INFO] [stdout] ...    |
[INFO] [stdout] 1684 | |              _ => self.docs.alloc(doc),
[INFO] [stdout] 1685 | |          })
[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-0.11.3/src/lib.rs:1656:9
[INFO] [stdout]      |
[INFO] [stdout] 1656 | /         RefDoc(match doc {
[INFO] [stdout] 1657 | |             // Return 'static references for common variants to avoid some allocations
[INFO] [stdout] 1658 | |             Doc::Nil => &Doc::Nil,
[INFO] [stdout] 1659 | |             Doc::Hardline => &Doc::Hardline,
[INFO] [stdout] ...    |
[INFO] [stdout] 1675 | |                 RefDoc(&Doc::BorrowedText(" ")),
[INFO] [stdout]      | |                         ---------------------- temporary value created here
[INFO] [stdout] ...    |
[INFO] [stdout] 1684 | |             _ => self.docs.alloc(doc),
[INFO] [stdout] 1685 | |         })
[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-0.11.3/src/lib.rs:1656:9
[INFO] [stdout]      |
[INFO] [stdout] 1656 | /         RefDoc(match doc {
[INFO] [stdout] 1657 | |             // Return 'static references for common variants to avoid some allocations
[INFO] [stdout] 1658 | |             Doc::Nil => &Doc::Nil,
[INFO] [stdout] 1659 | |             Doc::Hardline => &Doc::Hardline,
[INFO] [stdout] ...    |
[INFO] [stdout] 1674 | |                 RefDoc(&Doc::Hardline),
[INFO] [stdout]      | |                         ------------- temporary value created here
[INFO] [stdout] ...    |
[INFO] [stdout] 1684 | |             _ => self.docs.alloc(doc),
[INFO] [stdout] 1685 | |         })
[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-0.11.3/src/lib.rs:1656:9
[INFO] [stdout]      |
[INFO] [stdout] 1656 | /          RefDoc(match doc {
[INFO] [stdout] 1657 | |              // Return 'static references for common variants to avoid some allocations
[INFO] [stdout] 1658 | |              Doc::Nil => &Doc::Nil,
[INFO] [stdout] 1659 | |              Doc::Hardline => &Doc::Hardline,
[INFO] [stdout] ...    |
[INFO] [stdout] 1679 | |                  &Doc::Group(RefDoc(&Doc::FlatAlt(
[INFO] [stdout]      | | __________________-
[INFO] [stdout] 1680 | ||                     RefDoc(&Doc::Hardline),
[INFO] [stdout] 1681 | ||                     RefDoc(&Doc::Nil),
[INFO] [stdout] 1682 | ||                 )))
[INFO] [stdout]      | ||___________________- temporary value created here
[INFO] [stdout] 1683 | |              }
[INFO] [stdout] 1684 | |              _ => self.docs.alloc(doc),
[INFO] [stdout] 1685 | |          })
[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-0.11.3/src/lib.rs:1656:9
[INFO] [stdout]      |
[INFO] [stdout] 1656 | /          RefDoc(match doc {
[INFO] [stdout] 1657 | |              // Return 'static references for common variants to avoid some allocations
[INFO] [stdout] 1658 | |              Doc::Nil => &Doc::Nil,
[INFO] [stdout] 1659 | |              Doc::Hardline => &Doc::Hardline,
[INFO] [stdout] ...    |
[INFO] [stdout] 1679 | |                  &Doc::Group(RefDoc(&Doc::FlatAlt(
[INFO] [stdout]      | | _____________________________________-
[INFO] [stdout] 1680 | ||                     RefDoc(&Doc::Hardline),
[INFO] [stdout] 1681 | ||                     RefDoc(&Doc::Nil),
[INFO] [stdout] 1682 | ||                 )))
[INFO] [stdout]      | ||_________________- temporary value created here
[INFO] [stdout] 1683 | |              }
[INFO] [stdout] 1684 | |              _ => self.docs.alloc(doc),
[INFO] [stdout] 1685 | |          })
[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-0.11.3/src/lib.rs:1656:9
[INFO] [stdout]      |
[INFO] [stdout] 1656 | /         RefDoc(match doc {
[INFO] [stdout] 1657 | |             // Return 'static references for common variants to avoid some allocations
[INFO] [stdout] 1658 | |             Doc::Nil => &Doc::Nil,
[INFO] [stdout] 1659 | |             Doc::Hardline => &Doc::Hardline,
[INFO] [stdout] ...    |
[INFO] [stdout] 1681 | |                     RefDoc(&Doc::Nil),
[INFO] [stdout]      | |                             -------- temporary value created here
[INFO] [stdout] ...    |
[INFO] [stdout] 1684 | |             _ => self.docs.alloc(doc),
[INFO] [stdout] 1685 | |         })
[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-0.11.3/src/lib.rs:1656:9
[INFO] [stdout]      |
[INFO] [stdout] 1656 | /         RefDoc(match doc {
[INFO] [stdout] 1657 | |             // Return 'static references for common variants to avoid some allocations
[INFO] [stdout] 1658 | |             Doc::Nil => &Doc::Nil,
[INFO] [stdout] 1659 | |             Doc::Hardline => &Doc::Hardline,
[INFO] [stdout] ...    |
[INFO] [stdout] 1680 | |                     RefDoc(&Doc::Hardline),
[INFO] [stdout]      | |                             ------------- temporary value created here
[INFO] [stdout] ...    |
[INFO] [stdout] 1684 | |             _ => self.docs.alloc(doc),
[INFO] [stdout] 1685 | |         })
[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" "679ad18291019147273393464dd7fe6341d80f8065be479fbd9dee896f625043", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "679ad18291019147273393464dd7fe6341d80f8065be479fbd9dee896f625043", kill_on_drop: false }`
[INFO] [stdout] 679ad18291019147273393464dd7fe6341d80f8065be479fbd9dee896f625043