[INFO] fetching crate graphy_shared_funcs 0.3.0...
[INFO] checking graphy_shared_funcs-0.3.0 against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] extracting crate graphy_shared_funcs 0.3.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate graphy_shared_funcs 0.3.0 on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate graphy_shared_funcs 0.3.0
[INFO] finished tweaking crates.io crate graphy_shared_funcs 0.3.0
[INFO] tweaked toml for crates.io crate graphy_shared_funcs 0.3.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde v0.7.0
[INFO] [stderr]   Downloaded syntex v0.31.0
[INFO] [stderr]   Downloaded graphy_plugin v0.2.0
[INFO] [stderr]   Downloaded serde_codegen v0.7.2
[INFO] [stderr]   Downloaded graphy_dll v0.2.0
[INFO] [stderr]   Downloaded error-chain v0.4.2
[INFO] [stderr]   Downloaded graphy_event v0.3.0
[INFO] [stderr]   Downloaded graphy_dll_error v0.3.0
[INFO] [stderr]   Downloaded serde_json v0.7.0
[INFO] [stderr]   Downloaded libloading v0.2.1
[INFO] [stderr]   Downloaded graphy_static_util v0.2.0
[INFO] [stderr]   Downloaded graphy_static v0.2.0
[INFO] [stderr]   Downloaded syntex_syntax v0.31.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] de04b56652370f077c6866ff67560ba7fbca5f965c979ae31bb43e681ef2ddab
[INFO] running `Command { std: "docker" "start" "-a" "de04b56652370f077c6866ff67560ba7fbca5f965c979ae31bb43e681ef2ddab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de04b56652370f077c6866ff67560ba7fbca5f965c979ae31bb43e681ef2ddab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de04b56652370f077c6866ff67560ba7fbca5f965c979ae31bb43e681ef2ddab", kill_on_drop: false }`
[INFO] [stdout] de04b56652370f077c6866ff67560ba7fbca5f965c979ae31bb43e681ef2ddab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a6c59e2324fa09392f831b68f18fac76221118730b59e1bfb1a67503ea6c75b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8a6c59e2324fa09392f831b68f18fac76221118730b59e1bfb1a67503ea6c75b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]     Checking serde v0.7.0
[INFO] [stderr]    Compiling libloading v0.2.1
[INFO] [stderr]     Checking graphy_error v0.2.0
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]     Checking rustc-demangle v0.1.19
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling term v0.2.14
[INFO] [stderr]     Checking graphy_static_util v0.2.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling backtrace-sys v0.1.37
[INFO] [stderr]    Compiling syntex_syntax v0.31.0
[INFO] [stderr]    Compiling syntex_syntax v0.32.0
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking serde_json v0.7.0
[INFO] [stderr]     Checking error-chain v0.4.2
[INFO] [stderr]     Checking graphy_dll_error v0.3.0
[INFO] [stdout] error[E0502]: cannot borrow `cx.parse_sess.span_diagnostic` as immutable because it is also borrowed as mutable
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.31.0/src/ext/expand.rs:1399:25
[INFO] [stdout]      |
[INFO] [stdout] 1389 |         let mut expander = MacroExpander::new(&mut cx);
[INFO] [stdout]      |                                               ------- mutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 1399 |         let err_count = cx.parse_sess.span_diagnostic.err_count();
[INFO] [stdout]      |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ immutable borrow occurs here
[INFO] [stdout] 1400 |         let mut ret = expander.fold_crate(c);
[INFO] [stdout]      |                       -------- mutable borrow later used here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0502]: cannot borrow `cx.parse_sess.span_diagnostic` as immutable because it is also borrowed as mutable
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.32.0/src/ext/expand.rs:1410:25
[INFO] [stdout]      |
[INFO] [stdout] 1400 |         let mut expander = MacroExpander::new(&mut cx);
[INFO] [stdout]      |                                               ------- mutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 1410 |         let err_count = cx.parse_sess.span_diagnostic.err_count();
[INFO] [stdout]      |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ immutable borrow occurs here
[INFO] [stdout] 1411 |         let mut ret = expander.fold_crate(c);
[INFO] [stdout]      |                       -------- mutable borrow later used here
[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 E0502`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `syntex_syntax`
[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 E0502`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "8a6c59e2324fa09392f831b68f18fac76221118730b59e1bfb1a67503ea6c75b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a6c59e2324fa09392f831b68f18fac76221118730b59e1bfb1a67503ea6c75b", kill_on_drop: false }`
[INFO] [stdout] 8a6c59e2324fa09392f831b68f18fac76221118730b59e1bfb1a67503ea6c75b