[INFO] fetching crate llsd 0.1.0...
[INFO] checking llsd-0.1.0 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate llsd 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate llsd 0.1.0 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate llsd 0.1.0
[INFO] finished tweaking crates.io crate llsd 0.1.0
[INFO] tweaked toml for crates.io crate llsd 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded miniz_oxide v0.4.4
[INFO] [stderr]   Downloaded adler v1.0.2
[INFO] [stderr]   Downloaded gimli v0.24.0
[INFO] [stderr]   Downloaded failure_derive v0.1.8
[INFO] [stderr]   Downloaded rustc-demangle v0.1.20
[INFO] [stderr]   Downloaded url v1.7.2
[INFO] [stderr]   Downloaded addr2line v0.15.2
[INFO] [stderr]   Downloaded data-encoding v2.3.2
[INFO] [stderr]   Downloaded object v0.25.3
[INFO] [stderr]   Downloaded uuid v0.7.4
[INFO] [stderr]   Downloaded failure v0.1.8
[INFO] [stderr]   Downloaded xml-rs v0.8.3
[INFO] [stderr]   Downloaded quick-xml v0.13.3
[INFO] [stderr]   Downloaded backtrace v0.3.60
[INFO] [stderr]   Downloaded percent-encoding v1.0.1
[INFO] [stderr]   Downloaded idna v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ef56b9c51b66c0010db27b57ab7f97783aff36cbd06eb57bcedf461b7336f44
[INFO] running `Command { std: "docker" "start" "-a" "4ef56b9c51b66c0010db27b57ab7f97783aff36cbd06eb57bcedf461b7336f44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ef56b9c51b66c0010db27b57ab7f97783aff36cbd06eb57bcedf461b7336f44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ef56b9c51b66c0010db27b57ab7f97783aff36cbd06eb57bcedf461b7336f44", kill_on_drop: false }`
[INFO] [stdout] 4ef56b9c51b66c0010db27b57ab7f97783aff36cbd06eb57bcedf461b7336f44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2bcd431a26d5ee5a3e0f0026fa6ca06a9793d94dce796098ea32398daee0074
[INFO] running `Command { std: "docker" "start" "-a" "d2bcd431a26d5ee5a3e0f0026fa6ca06a9793d94dce796098ea32398daee0074", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking xml-rs v0.8.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]     Checking memchr v2.4.0
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking encoding_rs v0.8.28
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking tinyvec v1.3.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking quick-xml v0.13.3
[INFO] [stderr]     Checking llsd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0515]: cannot return value referencing temporary value
[INFO] [stdout]    --> src/xml.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 | /         match *self {
[INFO] [stdout] 120 | |             BinaryEncoding::Base16 => &BASE16,
[INFO] [stdout] 121 | |             BinaryEncoding::Base64 => &BASE64,
[INFO] [stdout]     | |                                        ------ temporary value created here
[INFO] [stdout] 122 | |         }
[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/xml.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 | /         match *self {
[INFO] [stdout] 120 | |             BinaryEncoding::Base16 => &BASE16,
[INFO] [stdout] 121 | |             BinaryEncoding::Base64 => &BASE64,
[INFO] [stdout]     | |                                        ------ temporary value created here
[INFO] [stdout] 122 | |         }
[INFO] [stdout]     | |_________^ returns a value referencing data owned by the current function
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0515`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `llsd`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0515`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d2bcd431a26d5ee5a3e0f0026fa6ca06a9793d94dce796098ea32398daee0074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2bcd431a26d5ee5a3e0f0026fa6ca06a9793d94dce796098ea32398daee0074", kill_on_drop: false }`
[INFO] [stdout] d2bcd431a26d5ee5a3e0f0026fa6ca06a9793d94dce796098ea32398daee0074