[INFO] fetching crate pretty 0.12.3...
[INFO] checking pretty-0.12.3 against master#94b72d6bebbddb5d17860914c4544f37365e988c for pr-122789
[INFO] extracting crate pretty 0.12.3 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate pretty 0.12.3 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 pretty 0.12.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate pretty 0.12.3
[INFO] tweaked toml for crates.io crate pretty 0.12.3 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate pretty 0.12.3 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" "+94b72d6bebbddb5d17860914c4544f37365e988c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] db25545b3386df616e0782e0b4874c62a6bf33fe0c5ed083d8654ad45a746c59
[INFO] running `Command { std: "docker" "start" "-a" "db25545b3386df616e0782e0b4874c62a6bf33fe0c5ed083d8654ad45a746c59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db25545b3386df616e0782e0b4874c62a6bf33fe0c5ed083d8654ad45a746c59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db25545b3386df616e0782e0b4874c62a6bf33fe0c5ed083d8654ad45a746c59", kill_on_drop: false }`
[INFO] [stdout] db25545b3386df616e0782e0b4874c62a6bf33fe0c5ed083d8654ad45a746c59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 3671f01ff78b6bb27eeb5029e62c56a6ee45072f8ee142b6140451040b7afe68
[INFO] running `Command { std: "docker" "start" "-a" "3671f01ff78b6bb27eeb5029e62c56a6ee45072f8ee142b6140451040b7afe68", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking os_str_bytes v6.5.1
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking ciborium-io v0.2.1
[INFO] [stderr]    Compiling rustix v0.38.14
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking linux-raw-sys v0.4.7
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking textwrap v0.16.0
[INFO] [stderr]     Checking ciborium-ll v0.2.1
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking walkdir v2.4.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking fastrand v2.0.0
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking typed-arena v2.0.2
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking dissimilar v1.0.7
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking pretty v0.12.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking expect-test v1.4.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]     Checking regex-automata v0.3.8
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking tempfile v3.8.0
[INFO] [stderr]     Checking regex v1.9.5
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]     Checking ciborium v0.2.1
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.4.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.65s
[INFO] running `Command { std: "docker" "inspect" "3671f01ff78b6bb27eeb5029e62c56a6ee45072f8ee142b6140451040b7afe68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3671f01ff78b6bb27eeb5029e62c56a6ee45072f8ee142b6140451040b7afe68", kill_on_drop: false }`
[INFO] [stdout] 3671f01ff78b6bb27eeb5029e62c56a6ee45072f8ee142b6140451040b7afe68
[INFO] checking pretty-0.12.3 against try#cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc for pr-122789
[INFO] extracting crate pretty 0.12.3 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate pretty 0.12.3 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 pretty 0.12.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate pretty 0.12.3
[INFO] tweaked toml for crates.io crate pretty 0.12.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate pretty 0.12.3 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" "+cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 621a24750ee22035ec77287023a66c641c4b0b65be17fa5b34e74294861518aa
[INFO] running `Command { std: "docker" "start" "-a" "621a24750ee22035ec77287023a66c641c4b0b65be17fa5b34e74294861518aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "621a24750ee22035ec77287023a66c641c4b0b65be17fa5b34e74294861518aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "621a24750ee22035ec77287023a66c641c4b0b65be17fa5b34e74294861518aa", kill_on_drop: false }`
[INFO] [stdout] 621a24750ee22035ec77287023a66c641c4b0b65be17fa5b34e74294861518aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 8ac5f7372e9fc35adacdbf487380276ef5d436a7de84e66590800b0e41564ad5
[INFO] running `Command { std: "docker" "start" "-a" "8ac5f7372e9fc35adacdbf487380276ef5d436a7de84e66590800b0e41564ad5", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking os_str_bytes v6.5.1
[INFO] [stderr]    Compiling rustix v0.38.14
[INFO] [stderr]     Checking ciborium-io v0.2.1
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking ciborium-ll v0.2.1
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking linux-raw-sys v0.4.7
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking textwrap v0.16.0
[INFO] [stderr]     Checking walkdir v2.4.0
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking fastrand v2.0.0
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]     Checking typed-arena v2.0.2
[INFO] [stderr]     Checking dissimilar v1.0.7
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking expect-test v1.4.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking pretty v0.12.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stdout] error[E0515]: cannot return value referencing temporary value
[INFO] [stdout]     --> 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]     --> 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]     --> 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]     --> 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]     --> 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]     --> 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]     --> 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]     --> 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]     --> 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]     --> 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]     --> 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]     --> 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]     --> 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]     --> 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]     --> 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]     --> 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]     --> 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] 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" "8ac5f7372e9fc35adacdbf487380276ef5d436a7de84e66590800b0e41564ad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ac5f7372e9fc35adacdbf487380276ef5d436a7de84e66590800b0e41564ad5", kill_on_drop: false }`
[INFO] [stdout] 8ac5f7372e9fc35adacdbf487380276ef5d436a7de84e66590800b0e41564ad5