[INFO] fetching crate unflow 0.1.1...
[INFO] checking unflow-0.1.1 against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] extracting crate unflow 0.1.1 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate unflow 0.1.1 on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate unflow 0.1.1
[INFO] finished tweaking crates.io crate unflow 0.1.1
[INFO] tweaked toml for crates.io crate unflow 0.1.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate unflow 0.1.1 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" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fbcfdf3a5967f2baf84631a6c2ab5ad1966a2534259bce88de84a54ce22b7287
[INFO] running `Command { std: "docker" "start" "-a" "fbcfdf3a5967f2baf84631a6c2ab5ad1966a2534259bce88de84a54ce22b7287", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbcfdf3a5967f2baf84631a6c2ab5ad1966a2534259bce88de84a54ce22b7287", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbcfdf3a5967f2baf84631a6c2ab5ad1966a2534259bce88de84a54ce22b7287", kill_on_drop: false }`
[INFO] [stdout] fbcfdf3a5967f2baf84631a6c2ab5ad1966a2534259bce88de84a54ce22b7287
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8fe0c7bdf1abffdc5facd7c7a3c94eb5e31b5b36acc5ce9d6f3d4604417013ad
[INFO] running `Command { std: "docker" "start" "-a" "8fe0c7bdf1abffdc5facd7c7a3c94eb5e31b5b36acc5ce9d6f3d4604417013ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]     Checking futures-sink v0.3.15
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking murmur3 v0.4.1
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling const-random-macro v0.1.13
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking const-random v0.1.13
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking dashmap v3.11.10
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]    Compiling serde_repr v0.1.6
[INFO] [stderr]    Compiling better_typeid_derive v0.1.1
[INFO] [stderr]    Compiling tower-lsp-macros v0.3.0
[INFO] [stderr]    Compiling auto_impl v0.4.1
[INFO] [stderr]     Checking better_any v0.1.1
[INFO] [stderr]     Checking antlr-rust v0.2.0
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/antlr-rust-0.2.0/src/lib.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | #![feature(crate_visibility_modifier)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: removed in favor of `pub(crate)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `!` or `::`, found keyword `fn`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/antlr-rust-0.2.0/src/atn.rs:58:11
[INFO] [stdout]     |
[INFO] [stdout] 57  | impl ATN {
[INFO] [stdout]     |          - while parsing this item list starting here
[INFO] [stdout] 58  |     crate fn new_atn(grammar_type: ATNType, max_token_type: isize) -> ATN {
[INFO] [stdout]     |           ^^ expected one of `!` or `::`
[INFO] [stdout] ...
[INFO] [stdout] 175 | }
[INFO] [stdout]     | - the item list ends here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `!` or `::`, found keyword `struct`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/antlr-rust-0.2.0/src/lexer.rs:113:7
[INFO] [stdout]     |
[INFO] [stdout] 113 | crate struct LexerPosition {
[INFO] [stdout]     |       ^^^^^^ expected one of `!` or `::`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `lexer::BaseLexer`, `lexer::Lexer`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/antlr-rust-0.2.0/src/lib.rs:105:17
[INFO] [stdout]     |
[INFO] [stdout] 105 | pub use lexer::{BaseLexer, Lexer};
[INFO] [stdout]     |                 ^^^^^^^^^  ^^^^^ no `Lexer` in `lexer`
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 no `BaseLexer` in `lexer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crate::lexer::Lexer`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/antlr-rust-0.2.0/src/lexer_action.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::lexer::Lexer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^ no `Lexer` in `lexer`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this unresolved item instead
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::Lexer;
[INFO] [stdout]   |     ~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `crate::lexer::LEXER_MAX_CHAR_VALUE`, `crate::lexer::LEXER_MIN_CHAR_VALUE`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/antlr-rust-0.2.0/src/transition.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::lexer::{LEXER_MAX_CHAR_VALUE, LEXER_MIN_CHAR_VALUE};
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^ no `LEXER_MIN_CHAR_VALUE` in `lexer`
[INFO] [stdout]   |                    |
[INFO] [stdout]   |                    no `LEXER_MAX_CHAR_VALUE` in `lexer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crate::lexer::Lexer`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/antlr-rust-0.2.0/src/lexer_action_executor.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::lexer::Lexer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^ no `Lexer` in `lexer`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this unresolved item instead
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::Lexer;
[INFO] [stdout]   |     ~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `crate::lexer::Lexer`, `crate::lexer::LexerPosition`, `crate::lexer::LEXER_MAX_CHAR_VALUE`, `crate::lexer::LEXER_MIN_CHAR_VALUE`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/antlr-rust-0.2.0/src/lexer_atn_simulator.rs:21:20
[INFO] [stdout]    |
[INFO] [stdout] 21 | use crate::lexer::{Lexer, LexerPosition, LEXER_MAX_CHAR_VALUE, LEXER_MIN_CHAR_VALUE};
[INFO] [stdout]    |                    ^^^^^  ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^ no `LEXER_MIN_CHAR_VALUE` in `lexer`
[INFO] [stdout]    |                    |      |              |
[INFO] [stdout]    |                    |      |              no `LEXER_MAX_CHAR_VALUE` in `lexer`
[INFO] [stdout]    |                    |      no `LexerPosition` in `lexer`
[INFO] [stdout]    |                    no `Lexer` in `lexer`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider importing this unresolved item instead:
[INFO] [stdout]            crate::Lexer
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `raw`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/antlr-rust-0.2.0/src/lib.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(raw)]
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0557, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `antlr-rust` (lib) due to 10 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8fe0c7bdf1abffdc5facd7c7a3c94eb5e31b5b36acc5ce9d6f3d4604417013ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fe0c7bdf1abffdc5facd7c7a3c94eb5e31b5b36acc5ce9d6f3d4604417013ad", kill_on_drop: false }`
[INFO] [stdout] 8fe0c7bdf1abffdc5facd7c7a3c94eb5e31b5b36acc5ce9d6f3d4604417013ad
