[INFO] fetching crate arithmetic-eval 0.2.0-beta.1...
[INFO] checking arithmetic-eval-0.2.0-beta.1 against try#9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c for pr-79472
[INFO] extracting crate arithmetic-eval 0.2.0-beta.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate arithmetic-eval 0.2.0-beta.1 on toolchain 9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arithmetic-eval 0.2.0-beta.1
[INFO] finished tweaking crates.io crate arithmetic-eval 0.2.0-beta.1
[INFO] tweaked toml for crates.io crate arithmetic-eval 0.2.0-beta.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "fetch" "--locked" "--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 nom_locate v3.0.0
[INFO] [stderr]   Downloaded arithmetic-parser v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "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] 6fee6bd07699d5ee2258175ca5e1b28dfd1ca2aa492e7fab9f4080e3c447a07a
[INFO] running `Command { std: "docker" "start" "-a" "6fee6bd07699d5ee2258175ca5e1b28dfd1ca2aa492e7fab9f4080e3c447a07a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6fee6bd07699d5ee2258175ca5e1b28dfd1ca2aa492e7fab9f4080e3c447a07a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fee6bd07699d5ee2258175ca5e1b28dfd1ca2aa492e7fab9f4080e3c447a07a", kill_on_drop: false }`
[INFO] [stdout] 6fee6bd07699d5ee2258175ca5e1b28dfd1ca2aa492e7fab9f4080e3c447a07a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "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] d3fa2a28a38e4d503941b1385ddf164cfa04543a493c1afc791a692a70655cb3
[INFO] running `Command { std: "docker" "start" "-a" "d3fa2a28a38e4d503941b1385ddf164cfa04543a493c1afc791a692a70655cb3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]     Checking static_assertions v1.1.0
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[INFO] [stderr]    Compiling anyhow v1.0.35
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]     Checking bytecount v0.6.2
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[INFO] [stderr]     Checking smallvec v1.5.1
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[INFO] [stderr]     Checking nom_locate v3.0.0
[INFO] [stderr]     Checking arithmetic-parser v0.2.0
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]     Checking arithmetic-eval v0.2.0-beta.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved imports `arithmetic_parser::create_span_ref`, `arithmetic_parser::Span`
[INFO] [stdout]   --> src/compiler.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     create_span_ref, BinaryOp, Block, Destructure, Expr, FnDefinition, Grammar, Lvalue, Span,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^ no `create_span_ref` in the root                                    ^^^^ no `Span` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `arithmetic_parser::create_span_ref`, `arithmetic_parser::Span`
[INFO] [stdout]   --> src/error.rs:12:25
[INFO] [stdout]    |
[INFO] [stdout] 12 | use arithmetic_parser::{create_span_ref, BinaryOp, LvalueLen, Op, Span, Spanned, UnaryOp};
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^                           ^^^^ no `Span` in the root
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         no `create_span_ref` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `arithmetic_parser::create_span_ref`, `arithmetic_parser::Span`
[INFO] [stdout]   --> src/executable.rs:13:25
[INFO] [stdout]    |
[INFO] [stdout] 13 | use arithmetic_parser::{create_span_ref, BinaryOp, Grammar, LvalueLen, Span, Spanned, UnaryOp};
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^                                ^^^^ no `Span` in the root
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         no `create_span_ref` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `arithmetic_parser::create_span_ref`
[INFO] [stdout]  --> src/fns/wrapper.rs:9:25
[INFO] [stdout]   |
[INFO] [stdout] 9 | use arithmetic_parser::{create_span_ref, Grammar};
[INFO] [stdout]   |                         ^^^^^^^^^^^^^^^ no `create_span_ref` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `arithmetic_parser::create_span_ref`, `arithmetic_parser::Span`
[INFO] [stdout]   --> src/values.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     create_span_ref, BinaryOp, Grammar, LvalueLen, Op, Span, Spanned, UnaryOp,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^ no `create_span_ref` in the root   ^^^^ no `Span` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: trait `Grammar` is private
[INFO] [stdout]    --> src/lib.rs:119:54
[INFO] [stdout]     |
[INFO] [stdout] 119 | use arithmetic_parser::{grammars::NumLiteral, Block, Grammar};
[INFO] [stdout]     |                                                      ^^^^^^^ private trait
[INFO] [stdout]     |
[INFO] [stdout] note: the trait `Grammar` is defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arithmetic-parser-0.2.0/src/lib.rs:151:5
[INFO] [stdout]     |
[INFO] [stdout] 151 |     grammars::Grammar,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: trait `Grammar` is private
[INFO] [stdout]    --> src/compiler.rs:16:72
[INFO] [stdout]     |
[INFO] [stdout] 16  |     create_span_ref, BinaryOp, Block, Destructure, Expr, FnDefinition, Grammar, Lvalue, Span,
[INFO] [stdout]     |                                                                        ^^^^^^^ private trait
[INFO] [stdout]     |
[INFO] [stdout] note: the trait `Grammar` is defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arithmetic-parser-0.2.0/src/lib.rs:151:5
[INFO] [stdout]     |
[INFO] [stdout] 151 |     grammars::Grammar,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: trait `Grammar` is private
[INFO] [stdout]    --> src/executable.rs:13:52
[INFO] [stdout]     |
[INFO] [stdout] 13  | use arithmetic_parser::{create_span_ref, BinaryOp, Grammar, LvalueLen, Span, Spanned, UnaryOp};
[INFO] [stdout]     |                                                    ^^^^^^^ private trait
[INFO] [stdout]     |
[INFO] [stdout] note: the trait `Grammar` is defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arithmetic-parser-0.2.0/src/lib.rs:151:5
[INFO] [stdout]     |
[INFO] [stdout] 151 |     grammars::Grammar,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: trait `Grammar` is private
[INFO] [stdout]    --> src/fns.rs:7:24
[INFO] [stdout]     |
[INFO] [stdout] 7   | use arithmetic_parser::Grammar;
[INFO] [stdout]     |                        ^^^^^^^ private trait
[INFO] [stdout]     |
[INFO] [stdout] note: the trait `Grammar` is defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arithmetic-parser-0.2.0/src/lib.rs:151:5
[INFO] [stdout]     |
[INFO] [stdout] 151 |     grammars::Grammar,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: trait `Grammar` is private
[INFO] [stdout]    --> src/fns/wrapper.rs:9:42
[INFO] [stdout]     |
[INFO] [stdout] 9   | use arithmetic_parser::{create_span_ref, Grammar};
[INFO] [stdout]     |                                          ^^^^^^^ private trait
[INFO] [stdout]     |
[INFO] [stdout] note: the trait `Grammar` is defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arithmetic-parser-0.2.0/src/lib.rs:151:5
[INFO] [stdout]     |
[INFO] [stdout] 151 |     grammars::Grammar,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: trait `Grammar` is private
[INFO] [stdout]    --> src/values.rs:15:32
[INFO] [stdout]     |
[INFO] [stdout] 15  |     create_span_ref, BinaryOp, Grammar, LvalueLen, Op, Span, Spanned, UnaryOp,
[INFO] [stdout]     |                                ^^^^^^^ private trait
[INFO] [stdout]     |
[INFO] [stdout] note: the trait `Grammar` is defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arithmetic-parser-0.2.0/src/lib.rs:151:5
[INFO] [stdout]     |
[INFO] [stdout] 151 |     grammars::Grammar,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 11 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0603.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `arithmetic-eval`
[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" "d3fa2a28a38e4d503941b1385ddf164cfa04543a493c1afc791a692a70655cb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3fa2a28a38e4d503941b1385ddf164cfa04543a493c1afc791a692a70655cb3", kill_on_drop: false }`
[INFO] [stdout] d3fa2a28a38e4d503941b1385ddf164cfa04543a493c1afc791a692a70655cb3