[INFO] fetching crate bve 0.0.1...
[INFO] checking bve-0.0.1 against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819
[INFO] extracting crate bve 0.0.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate bve 0.0.1 on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bve 0.0.1
[INFO] finished tweaking crates.io crate bve 0.0.1
[INFO] tweaked toml for crates.io crate bve 0.0.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "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] 7bdf4bd59edf480240a735869ad01cae6bea2148a2d6517384ddd0e0c4273ae6
[INFO] running `Command { std: "docker" "start" "-a" "7bdf4bd59edf480240a735869ad01cae6bea2148a2d6517384ddd0e0c4273ae6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7bdf4bd59edf480240a735869ad01cae6bea2148a2d6517384ddd0e0c4273ae6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bdf4bd59edf480240a735869ad01cae6bea2148a2d6517384ddd0e0c4273ae6", kill_on_drop: false }`
[INFO] [stdout] 7bdf4bd59edf480240a735869ad01cae6bea2148a2d6517384ddd0e0c4273ae6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "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] bd4960f7d0d55c8691a6c60b9f250cf4d2f38adda5fb99775fbf5093979e75db
[INFO] running `Command { std: "docker" "start" "-a" "bd4960f7d0d55c8691a6c60b9f250cf4d2f38adda5fb99775fbf5093979e75db", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking tinystr v0.3.4
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking fluent-syntax v0.9.3
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling cgmath v0.17.0
[INFO] [stderr]    Compiling unindent v0.1.7
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking obj v0.9.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking sharded-slab v0.1.1
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling unic-langid-impl v0.8.0
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]     Checking type-map v0.3.0
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking rand_pcg v0.1.2
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking lexical-core v0.7.5
[INFO] [stderr]     Checking unic-locale-impl v0.8.0
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking locale_config v0.3.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking unic-locale v0.8.0
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling backtrace v0.3.56
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking nom v5.1.2
[INFO] [stderr]     Checking chardetng v0.1.12
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling unic-langid-macros-impl v0.8.0
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling indoc-impl v0.3.6
[INFO] [stderr]     Checking indoc v0.3.6
[INFO] [stderr]     Checking unic-langid-macros v0.8.0
[INFO] [stderr]     Checking unic-langid v0.8.0
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]     Checking intl_pluralrules v6.0.0
[INFO] [stderr]     Checking fluent-langneg v0.12.1
[INFO] [stderr]     Checking intl-memoizer v0.3.0
[INFO] [stderr]    Compiling bve-derive v0.0.1
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stdout] error[E0432]: unresolved import `syn::export`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bve-derive-0.0.1/src/serde_proxy.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | use syn::export::{ToTokens, TokenStream2};
[INFO] [stdout]   |          ^^^^^^ could not find `export` in `syn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `syn::export`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bve-derive-0.0.1/src/c_interface.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | use syn::export::TokenStream2;
[INFO] [stdout]   |          ^^^^^^ could not find `export` in `syn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `syn::export`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bve-derive-0.0.1/src/span.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | use syn::export::{TokenStream, TokenStream2};
[INFO] [stdout]   |          ^^^^^^ could not find `export` in `syn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `syn::export`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bve-derive-0.0.1/src/helpers.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | use syn::export::TokenStream2;
[INFO] [stdout]   |          ^^^^^^ could not find `export` in `syn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `syn::export`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bve-derive-0.0.1/src/kvp.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | use syn::export::{TokenStream, TokenStream2};
[INFO] [stdout]    |          ^^^^^^ could not find `export` in `syn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling include_dir_impl v0.5.0
[INFO] [stdout] error[E0599]: no function or associated item named `to_token_stream` found for struct `Attribute` in the current scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bve-derive-0.0.1/src/serde_proxy.rs:25:25
[INFO] [stdout]    |
[INFO] [stdout] 25 |         .map(Attribute::to_token_stream)
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^ function or associated item not found in `Attribute`
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]    = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]            `use quote::ToTokens;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `into_token_stream` found for reference `&TypePath` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bve-derive-0.0.1/src/serde_proxy.rs:126:53
[INFO] [stdout]     |
[INFO] [stdout] 126 |                     process_type_proxy_conversion(p.into_token_stream())
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^^^^ method not found in `&TypePath`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use quote::ToTokens;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `to_token_stream` found for reference `&proc_macro2::Literal` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bve-derive-0.0.1/src/serde_proxy.rs:158:46
[INFO] [stdout]     |
[INFO] [stdout] 158 |                 syn::parse2::<syn::LitStr>(s.to_token_stream()).expect("Argument to default must be string literal.");
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^^ method not found in `&proc_macro2::Literal`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use quote::ToTokens;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bve-derive-0.0.1/src/helpers.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 |         .fold1(|mut l, r| {
[INFO] [stdout]   |                 ^^^^^ consider giving this closure parameter a type
[INFO] [stdout]   |
[INFO] [stdout]   = note: type must be known at this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bve-derive`
[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" "bd4960f7d0d55c8691a6c60b9f250cf4d2f38adda5fb99775fbf5093979e75db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd4960f7d0d55c8691a6c60b9f250cf4d2f38adda5fb99775fbf5093979e75db", kill_on_drop: false }`
[INFO] [stdout] bd4960f7d0d55c8691a6c60b9f250cf4d2f38adda5fb99775fbf5093979e75db