[INFO] fetching crate arcon_compiler 0.1.1...
[INFO] checking arcon_compiler-0.1.1 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] extracting crate arcon_compiler 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate arcon_compiler 0.1.1 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arcon_compiler 0.1.1
[INFO] finished tweaking crates.io crate arcon_compiler 0.1.1
[INFO] tweaked toml for crates.io crate arcon_compiler 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate arcon_compiler 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pretty_env_logger v0.3.1
[INFO] [stderr]   Downloaded lazy_static v1.3.0
[INFO] [stderr]   Downloaded quick-error v1.2.2
[INFO] [stderr]   Downloaded rand_core v0.5.0
[INFO] [stderr]   Downloaded boxfnonce v0.1.1
[INFO] [stderr]   Downloaded toml v0.5.3
[INFO] [stderr]   Downloaded owning_ref v0.4.0
[INFO] [stderr]   Downloaded either v1.5.2
[INFO] [stderr]   Downloaded itertools v0.8.0
[INFO] [stderr]   Downloaded rustc-ap-syntax_pos v546.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_data_structures v546.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_target v546.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_lexer v546.0.0
[INFO] [stderr]   Downloaded jobserver v0.1.16
[INFO] [stderr]   Downloaded rustc-ap-graphviz v546.0.0
[INFO] [stderr]   Downloaded regex v1.2.1
[INFO] [stderr]   Downloaded ena v0.13.0
[INFO] [stderr]   Downloaded rustc-rayon-core v0.2.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_macros v546.0.0
[INFO] [stderr]   Downloaded rustc-ap-arena v546.0.0
[INFO] [stderr]   Downloaded rand v0.7.0
[INFO] [stderr]   Downloaded termcolor v1.0.5
[INFO] [stderr]   Downloaded humantime v1.2.0
[INFO] [stderr]   Downloaded stable_deref_trait v1.1.1
[INFO] [stderr]   Downloaded wincolor v1.0.2
[INFO] [stderr]   Downloaded term v0.6.1
[INFO] [stderr]   Downloaded rustc-workspace-hack v1.0.0
[INFO] [stderr]   Downloaded globset v0.4.4
[INFO] [stderr]   Downloaded crossbeam-utils v0.2.2
[INFO] [stderr]   Downloaded parking_lot v0.7.1
[INFO] [stderr]   Downloaded serde_json v1.0.40
[INFO] [stderr]   Downloaded protoc-rust v2.8.0
[INFO] [stderr]   Downloaded cargo_metadata v0.8.2
[INFO] [stderr]   Downloaded daemonize v0.4.1
[INFO] [stderr]   Downloaded regex-syntax v0.6.11
[INFO] [stderr]   Downloaded annotate-snippets v0.6.1
[INFO] [stderr]   Downloaded chrono v0.4.7
[INFO] [stderr]   Downloaded futures v0.1.28
[INFO] [stderr]   Downloaded parking_lot_core v0.4.0
[INFO] [stderr]   Downloaded cmake v0.1.41
[INFO] [stderr]   Downloaded arcon_codegen v0.1.3
[INFO] [stderr]   Downloaded rustfmt-config_proc_macro v0.1.2
[INFO] [stderr]   Downloaded rustc-ap-rustc_errors v546.0.0
[INFO] [stderr]   Downloaded rustc-ap-serialize v546.0.0
[INFO] [stderr]   Downloaded structopt-derive v0.2.18
[INFO] [stderr]   Downloaded winapi-util v0.1.2
[INFO] [stderr]   Downloaded crossbeam-epoch v0.3.1
[INFO] [stderr]   Downloaded crossbeam-deque v0.2.0
[INFO] [stderr]   Downloaded wasi v0.5.0
[INFO] [stderr]   Downloaded unicode-segmentation v1.3.0
[INFO] [stderr]   Downloaded arcon_proto v0.1.3
[INFO] [stderr]   Downloaded cc v1.0.40
[INFO] [stderr]   Downloaded rustc-hash v1.0.1
[INFO] [stderr]   Downloaded walkdir v2.2.9
[INFO] [stderr]   Downloaded protobuf v2.8.0
[INFO] [stderr]   Downloaded diff v0.1.11
[INFO] [stderr]   Downloaded derive-new v0.5.8
[INFO] [stderr]   Downloaded same-file v1.0.5
[INFO] [stderr]   Downloaded pkg-config v0.3.15
[INFO] [stderr]   Downloaded structopt v0.2.18
[INFO] [stderr]   Downloaded path-clean v0.1.0
[INFO] [stderr]   Downloaded syn v1.0.3
[INFO] [stderr]   Downloaded rustc-ap-syntax v546.0.0
[INFO] [stderr]   Downloaded grpcio v0.4.4
[INFO] [stderr]   Downloaded ignore v0.4.10
[INFO] [stderr]   Downloaded grpcio-sys v0.4.4
[INFO] [stderr]   Downloaded rustc-rayon v0.2.0
[INFO] [stderr]   Downloaded bytecount v0.5.1
[INFO] [stderr]   Downloaded rustfmt-nightly v1.4.5
[INFO] [stderr]   Downloaded ferris-says v0.1.1
[INFO] [stderr]   Downloaded indexmap v1.1.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.1
[INFO] [stderr]   Downloaded protobuf-codegen v2.8.0
[INFO] [stderr]   Downloaded smallvec v0.4.5
[INFO] [stderr]   Downloaded protoc v2.8.0
[INFO] [stderr]   Downloaded bstr v0.2.7
[INFO] [stderr]   Downloaded winapi v0.3.7
[INFO] [stderr]   Downloaded arcon_spec v0.1.1
[INFO] [stderr]   Downloaded ryu v1.0.0
[INFO] [stderr]   Downloaded getrandom v0.1.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d98275c82c8e9e30a3175b190000867c2dcdd6211f675bb7aef0fdecd47bb3c4
[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" "d98275c82c8e9e30a3175b190000867c2dcdd6211f675bb7aef0fdecd47bb3c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d98275c82c8e9e30a3175b190000867c2dcdd6211f675bb7aef0fdecd47bb3c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d98275c82c8e9e30a3175b190000867c2dcdd6211f675bb7aef0fdecd47bb3c4", kill_on_drop: false }`
[INFO] [stdout] d98275c82c8e9e30a3175b190000867c2dcdd6211f675bb7aef0fdecd47bb3c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] fc36384a58b8b9c88f44253790fa0e6760cb070bea642c535e1ea5566fbd01b4
[INFO] running `Command { std: "docker" "start" "-a" "fc36384a58b8b9c88f44253790fa0e6760cb070bea642c535e1ea5566fbd01b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.1
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling syn v1.0.3
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling cc v1.0.40
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling getrandom v0.1.10
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]    Compiling protobuf v2.8.0
[INFO] [stderr]    Compiling rustc-rayon-core v0.2.0
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling rustc-rayon v0.2.0
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]     Checking indexmap v1.1.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]     Checking rustc-ap-graphviz v546.0.0
[INFO] [stderr]     Checking regex-syntax v0.6.11
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking termcolor v1.0.5
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling rustc-ap-rustc_target v546.0.0
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking same-file v1.0.5
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]    Compiling rustc-ap-syntax v546.0.0
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]    Compiling rustfmt-nightly v1.4.5
[INFO] [stderr]     Checking serde v0.9.15
[INFO] [stderr]     Checking dtoa v0.4.4
[INFO] [stderr]     Checking rustc-ap-rustc_lexer v546.0.0
[INFO] [stdout] error[E0433]: failed to resolve: could not find `property` in `unicode`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-rustc_lexer-546.0.0/src/lib.rs:672:24
[INFO] [stdout]     |
[INFO] [stdout] 672 |         core::unicode::property::Pattern_White_Space(c)
[INFO] [stdout]     |                        ^^^^^^^^ could not find `property` in `unicode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking futures v0.1.28
[INFO] [stderr]     Checking unicode_categories v0.1.1
[INFO] [stdout] error[E0599]: no method named `is_xid_start` found for type `char` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-rustc_lexer-546.0.0/src/lib.rs:689:33
[INFO] [stdout]     |
[INFO] [stdout] 689 |             || (c > '\x7f' && c.is_xid_start())
[INFO] [stdout]     |                                 ^^^^^^^^^^^^ method not found in `char`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `is_xid_continue` found for type `char` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-rustc_lexer-546.0.0/src/lib.rs:708:33
[INFO] [stdout]     |
[INFO] [stdout] 708 |             || (c > '\x7f' && c.is_xid_continue())
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^ method not found in `char`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking bytecount v0.5.1
[INFO] [stderr]     Checking diff v0.1.11
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-ap-rustc_lexer`
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "fc36384a58b8b9c88f44253790fa0e6760cb070bea642c535e1ea5566fbd01b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc36384a58b8b9c88f44253790fa0e6760cb070bea642c535e1ea5566fbd01b4", kill_on_drop: false }`
[INFO] [stdout] fc36384a58b8b9c88f44253790fa0e6760cb070bea642c535e1ea5566fbd01b4