[INFO] cloning repository https://github.com/foxfriends/paper-wars
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/foxfriends/paper-wars" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffoxfriends%2Fpaper-wars", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffoxfriends%2Fpaper-wars'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d765c017a2dc2b83def47a6031e8afdbce8a0ce8
[INFO] checking foxfriends/paper-wars against try#901e6d56697c79b2e80df6a487b2318ec6f57ee3 for pr-142287
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffoxfriends%2Fpaper-wars" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/foxfriends/paper-wars 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 git repo https://github.com/foxfriends/paper-wars
[INFO] finished tweaking git repo https://github.com/foxfriends/paper-wars
[INFO] tweaked toml for git repo https://github.com/foxfriends/paper-wars written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/foxfriends/paper-wars 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 674e48b7919cdbfef3cb0bebff108d754ec7ddbfb97636e5776217ac79d64165
[INFO] running `Command { std: "docker" "start" "-a" "674e48b7919cdbfef3cb0bebff108d754ec7ddbfb97636e5776217ac79d64165", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "674e48b7919cdbfef3cb0bebff108d754ec7ddbfb97636e5776217ac79d64165", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "674e48b7919cdbfef3cb0bebff108d754ec7ddbfb97636e5776217ac79d64165", kill_on_drop: false }`
[INFO] [stdout] 674e48b7919cdbfef3cb0bebff108d754ec7ddbfb97636e5776217ac79d64165
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 5d13d1d65f906592c5d0c243e88248403de8335f776e24b6c09b3c2d5cfa6934
[INFO] running `Command { std: "docker" "start" "-a" "5d13d1d65f906592c5d0c243e88248403de8335f776e24b6c09b3c2d5cfa6934", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
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[INFO] [stderr]     Checking smallvec v1.13.2
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[INFO] [stderr]     Checking once_cell v1.19.0
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[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling native-tls v0.2.11
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[INFO] [stderr]     Checking unicode-normalization v0.1.23
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[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking source-span v2.7.0
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.4
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking try-lock v0.2.5
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]    Compiling zstd-safe v7.1.0
[INFO] [stderr]     Checking want v0.3.1
[INFO] [stderr]     Checking alloc-stdlib v0.2.2
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking pretty v0.11.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking encoding_rs v0.8.34
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]     Checking anstyle v1.0.6
[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" "5d13d1d65f906592c5d0c243e88248403de8335f776e24b6c09b3c2d5cfa6934", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d13d1d65f906592c5d0c243e88248403de8335f776e24b6c09b3c2d5cfa6934", kill_on_drop: false }`
[INFO] [stdout] 5d13d1d65f906592c5d0c243e88248403de8335f776e24b6c09b3c2d5cfa6934