[INFO] fetching crate ex3-canister-error 0.17.0...
[INFO] checking ex3-canister-error-0.17.0 against master#94b72d6bebbddb5d17860914c4544f37365e988c for pr-122789
[INFO] extracting crate ex3-canister-error 0.17.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate ex3-canister-error 0.17.0 on toolchain 94b72d6bebbddb5d17860914c4544f37365e988c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+94b72d6bebbddb5d17860914c4544f37365e988c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ex3-canister-error 0.17.0
[INFO] finished tweaking crates.io crate ex3-canister-error 0.17.0
[INFO] tweaked toml for crates.io crate ex3-canister-error 0.17.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+94b72d6bebbddb5d17860914c4544f37365e988c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+94b72d6bebbddb5d17860914c4544f37365e988c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pretty v0.12.3
[INFO] [stderr]   Downloaded ex3-common-error-info v0.15.1
[INFO] [stderr]   Downloaded binread_derive v2.1.0
[INFO] [stderr]   Downloaded binread v2.2.0
[INFO] [stderr]   Downloaded candid_derive v0.6.4
[INFO] [stderr]   Downloaded candid v0.9.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+94b72d6bebbddb5d17860914c4544f37365e988c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0cda7e16fc0258a8aa9bafe96f53860b5995b96327895e420466d451f01f37cf
[INFO] running `Command { std: "docker" "start" "-a" "0cda7e16fc0258a8aa9bafe96f53860b5995b96327895e420466d451f01f37cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0cda7e16fc0258a8aa9bafe96f53860b5995b96327895e420466d451f01f37cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cda7e16fc0258a8aa9bafe96f53860b5995b96327895e420466d451f01f37cf", kill_on_drop: false }`
[INFO] [stdout] 0cda7e16fc0258a8aa9bafe96f53860b5995b96327895e420466d451f01f37cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+94b72d6bebbddb5d17860914c4544f37365e988c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aca6670c8fc2bc648581ebd21ee97ee732e33483acd8998fadf52f52fd5053f8
[INFO] running `Command { std: "docker" "start" "-a" "aca6670c8fc2bc648581ebd21ee97ee732e33483acd8998fadf52f52fd5053f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling psm v0.1.21
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]    Compiling stacker v0.1.15
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling binread_derive v2.1.0
[INFO] [stderr]    Compiling candid v0.9.11
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]     Checking pretty v0.12.3
[INFO] [stderr]    Compiling candid_derive v0.6.4
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking binread v2.2.0
[INFO] [stderr]     Checking serde_bytes v0.11.14
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling num_enum_derive v0.6.1
[INFO] [stderr]     Checking num_enum v0.6.1
[INFO] [stderr]     Checking ex3-common-error-info v0.15.1
[INFO] [stderr]     Checking ex3-canister-error v0.17.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.14s
[INFO] running `Command { std: "docker" "inspect" "aca6670c8fc2bc648581ebd21ee97ee732e33483acd8998fadf52f52fd5053f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aca6670c8fc2bc648581ebd21ee97ee732e33483acd8998fadf52f52fd5053f8", kill_on_drop: false }`
[INFO] [stdout] aca6670c8fc2bc648581ebd21ee97ee732e33483acd8998fadf52f52fd5053f8
[INFO] checking ex3-canister-error-0.17.0 against try#cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc for pr-122789
[INFO] extracting crate ex3-canister-error 0.17.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate ex3-canister-error 0.17.0 on toolchain cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ex3-canister-error 0.17.0
[INFO] finished tweaking crates.io crate ex3-canister-error 0.17.0
[INFO] tweaked toml for crates.io crate ex3-canister-error 0.17.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ccda0d602ceab2beaec09cdbf00f49936e5eece352aa207e35d1043a48105f3
[INFO] running `Command { std: "docker" "start" "-a" "8ccda0d602ceab2beaec09cdbf00f49936e5eece352aa207e35d1043a48105f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ccda0d602ceab2beaec09cdbf00f49936e5eece352aa207e35d1043a48105f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ccda0d602ceab2beaec09cdbf00f49936e5eece352aa207e35d1043a48105f3", kill_on_drop: false }`
[INFO] [stdout] 8ccda0d602ceab2beaec09cdbf00f49936e5eece352aa207e35d1043a48105f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84d08154abb557ab5bf064a49aaa6c7d754ff8fee5fba99e9905b7bcf6a4a672
[INFO] running `Command { std: "docker" "start" "-a" "84d08154abb557ab5bf064a49aaa6c7d754ff8fee5fba99e9905b7bcf6a4a672", kill_on_drop: false }`
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling psm v0.1.21
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling stacker v0.1.15
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling binread_derive v2.1.0
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling candid v0.9.11
[INFO] [stderr]     Checking pretty v0.12.3
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stdout] error[E0515]: cannot return value referencing temporary value
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pretty-0.12.3/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-6f17d22bba15001f/pretty-0.12.3/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-6f17d22bba15001f/pretty-0.12.3/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-6f17d22bba15001f/pretty-0.12.3/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-6f17d22bba15001f/pretty-0.12.3/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-6f17d22bba15001f/pretty-0.12.3/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-6f17d22bba15001f/pretty-0.12.3/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-6f17d22bba15001f/pretty-0.12.3/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-6f17d22bba15001f/pretty-0.12.3/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-6f17d22bba15001f/pretty-0.12.3/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-6f17d22bba15001f/pretty-0.12.3/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-6f17d22bba15001f/pretty-0.12.3/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-6f17d22bba15001f/pretty-0.12.3/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-6f17d22bba15001f/pretty-0.12.3/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-6f17d22bba15001f/pretty-0.12.3/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-6f17d22bba15001f/pretty-0.12.3/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-6f17d22bba15001f/pretty-0.12.3/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" "84d08154abb557ab5bf064a49aaa6c7d754ff8fee5fba99e9905b7bcf6a4a672", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84d08154abb557ab5bf064a49aaa6c7d754ff8fee5fba99e9905b7bcf6a4a672", kill_on_drop: false }`
[INFO] [stdout] 84d08154abb557ab5bf064a49aaa6c7d754ff8fee5fba99e9905b7bcf6a4a672