[INFO] updating cached repository https://github.com/PaulGrandperrin/reactfs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1ea73bb124a9a0e836becee740eed790f3dae47e
[INFO] testing PaulGrandperrin/reactfs against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPaulGrandperrin%2Freactfs" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PaulGrandperrin/reactfs on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/PaulGrandperrin/reactfs
[INFO] finished tweaking git repo https://github.com/PaulGrandperrin/reactfs
[INFO] tweaked toml for git repo https://github.com/PaulGrandperrin/reactfs written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/PaulGrandperrin/reactfs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stdout] fba1a2656549eacc7fc92e758a80c8ec5ab27143ed095a5cd9a3e0001eb1f5f5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "fba1a2656549eacc7fc92e758a80c8ec5ab27143ed095a5cd9a3e0001eb1f5f5"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling honggfuzz v0.5.13
[INFO] [stderr]    Compiling rustc-demangle v0.1.7
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling futures-await-await-macro v0.1.0 (https://github.com/PaulGrandperrin/futures-await.git#2195131f)
[INFO] [stderr]    Compiling futures v0.1.20
[INFO] [stderr]    Compiling itertools v0.7.8
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling enum-primitive-derive v0.1.2
[INFO] [stderr] error[E0425]: cannot find function `unreachable` in module `std::mem`
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.0.0/src/nightly_lazy.rs:30:35
[INFO] [stderr]    |
[INFO] [stderr] 30 |                 None => std::mem::unreachable(),
[INFO] [stderr]    |                                   ^^^^^^^^^^^ not found in `std::mem`
[INFO] [stderr]    |
[INFO] [stderr] help: consider importing this function
[INFO] [stderr]    |
[INFO] [stderr] 10 | use lazy::std::intrinsics::unreachable;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.0.0/src/lib.rs:104:32
[INFO] [stderr]     |
[INFO] [stderr] 104 | #![cfg_attr(feature="nightly", feature(unreachable))]
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0425, E0554.
[INFO] [stderr] For more information about an error, try `rustc --explain E0425`.
[INFO] [stderr] error[E0433]: failed to resolve: could not find `TokenNode` in `proc_macro`
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:63:33
[INFO] [stderr]    |
[INFO] [stderr] 63 |                     proc_macro::TokenNode::Group(delim, (s.0).0)
[INFO] [stderr]    |                                 ^^^^^^^^^ could not find `TokenNode` in `proc_macro`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `TokenNode` in `proc_macro`
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:70:33
[INFO] [stderr]    |
[INFO] [stderr] 70 |                     proc_macro::TokenNode::Op(ch, kind)
[INFO] [stderr]    |                                 ^^^^^^^^^ could not find `TokenNode` in `proc_macro`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `TokenNode` in `proc_macro`
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:73:33
[INFO] [stderr]    |
[INFO] [stderr] 73 |                     proc_macro::TokenNode::Term((s.0).0)
[INFO] [stderr]    |                                 ^^^^^^^^^ could not find `TokenNode` in `proc_macro`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `TokenNode` in `proc_macro`
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:76:33
[INFO] [stderr]    |
[INFO] [stderr] 76 |                     proc_macro::TokenNode::Literal((l.0).0)
[INFO] [stderr]    |                                 ^^^^^^^^^ could not find `TokenNode` in `proc_macro`
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `lazy_static`.
[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[E0433]: failed to resolve: could not find `TokenNode` in `proc_macro`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:124:29
[INFO] [stderr]     |
[INFO] [stderr] 124 |                 proc_macro::TokenNode::Group(delim, s) => {
[INFO] [stderr]     |                             ^^^^^^^^^ could not find `TokenNode` in `proc_macro`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `TokenNode` in `proc_macro`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:133:29
[INFO] [stderr]     |
[INFO] [stderr] 133 |                 proc_macro::TokenNode::Op(ch, kind) => {
[INFO] [stderr]     |                             ^^^^^^^^^ could not find `TokenNode` in `proc_macro`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `TokenNode` in `proc_macro`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:140:29
[INFO] [stderr]     |
[INFO] [stderr] 140 |                 proc_macro::TokenNode::Term(s) => {
[INFO] [stderr]     |                             ^^^^^^^^^ could not find `TokenNode` in `proc_macro`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `TokenNode` in `proc_macro`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:143:29
[INFO] [stderr]     |
[INFO] [stderr] 143 |                 proc_macro::TokenNode::Literal(l) => {
[INFO] [stderr]     |                             ^^^^^^^^^ could not find `TokenNode` in `proc_macro`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `Term` in `proc_macro`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:279:26
[INFO] [stderr]     |
[INFO] [stderr] 279 |         Term(proc_macro::Term::intern(string))
[INFO] [stderr]     |                          ^^^^ could not find `Term` in `proc_macro`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `TokenNode` in `proc_macro`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:362:21
[INFO] [stderr]     |
[INFO] [stderr] 362 |         proc_macro::TokenNode::Literal(l) => l,
[INFO] [stderr]     |                     ^^^^^^^^^ could not find `TokenNode` in `proc_macro`
[INFO] [stderr] 
[INFO] [stderr] error[E0574]: expected struct, variant or union type, found enum `proc_macro::TokenTree`
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:53:21
[INFO] [stderr]    |
[INFO] [stderr] 53 |         TokenStream(proc_macro::TokenTree {
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^ not a struct, variant or union type
[INFO] [stderr]    |
[INFO] [stderr] help: consider importing this struct instead
[INFO] [stderr]    |
[INFO] [stderr] 1  | use TokenTree;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `TokenTreeIter` in crate `proc_macro`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:102:38
[INFO] [stderr]     |
[INFO] [stderr] 102 |   pub struct TokenTreeIter(proc_macro::TokenTreeIter);
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: an enum with a similar name exists
[INFO] [stderr]     |
[INFO] [stderr] 102 | pub struct TokenTreeIter(proc_macro::TokenTree);
[INFO] [stderr]     |                                      ^^^^^^^^^
[INFO] [stderr] help: consider importing one of these items
[INFO] [stderr]     |
[INFO] [stderr] 1   | use TokenTreeIter;
[INFO] [stderr]     |
[INFO] [stderr] 1   | use imp::TokenTreeIter;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Term` in crate `proc_macro`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:275:29
[INFO] [stderr]     |
[INFO] [stderr] 275 | pub struct Term(proc_macro::Term);
[INFO] [stderr]     |                             ^^^^ not found in `proc_macro`
[INFO] [stderr]     |
[INFO] [stderr] help: consider importing one of these items
[INFO] [stderr]     |
[INFO] [stderr] 1   | use Term;
[INFO] [stderr]     |
[INFO] [stderr] 1   | use imp::Term;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/lib.rs:29:34
[INFO] [stderr]    |
[INFO] [stderr] 29 | #![cfg_attr(feature = "nightly", feature(proc_macro))]
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `empty` found for struct `proc_macro::TokenStream` in the current scope
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:17:46
[INFO] [stderr]    |
[INFO] [stderr] 17 |         TokenStream(proc_macro::TokenStream::empty())
[INFO] [stderr]    |                                              ^^^^^ function or associated item not found in `proc_macro::TokenStream`
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_def_site'
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:230:14
[INFO] [stderr]     |
[INFO] [stderr] 230 |         Span(proc_macro::Span::def_site())
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #54724 <https://github.com/rust-lang/rust/issues/54724> for more information
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `float` found for struct `proc_macro::Literal` in the current scope
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:319:38
[INFO] [stderr]     |
[INFO] [stderr] 319 |         Literal(proc_macro::Literal::float(s))
[INFO] [stderr]     |                                      ^^^^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `integer` found for struct `proc_macro::Literal` in the current scope
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:323:38
[INFO] [stderr]     |
[INFO] [stderr] 323 |         Literal(proc_macro::Literal::integer(s.into()))
[INFO] [stderr]     |                                      ^^^^^^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stderr] 
[INFO] [stderr] error[E0609]: no field `kind` on type `proc_macro::TokenTree`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:361:46
[INFO] [stderr]     |
[INFO] [stderr] 361 |     match stream.into_iter().next().unwrap().kind {
[INFO] [stderr]     |                                              ^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `u8` found for struct `proc_macro::Literal` in the current scope
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:378:5
[INFO] [stderr]     |
[INFO] [stderr] 378 |     u8, u16, u32, u64, usize,
[INFO] [stderr]     |     ^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `u16` found for struct `proc_macro::Literal` in the current scope
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:378:9
[INFO] [stderr]     |
[INFO] [stderr] 378 |     u8, u16, u32, u64, usize,
[INFO] [stderr]     |         ^^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `u32` found for struct `proc_macro::Literal` in the current scope
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:378:14
[INFO] [stderr]     |
[INFO] [stderr] 378 |     u8, u16, u32, u64, usize,
[INFO] [stderr]     |              ^^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `u64` found for struct `proc_macro::Literal` in the current scope
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:378:19
[INFO] [stderr]     |
[INFO] [stderr] 378 |     u8, u16, u32, u64, usize,
[INFO] [stderr]     |                   ^^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `usize` found for struct `proc_macro::Literal` in the current scope
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:378:24
[INFO] [stderr]     |
[INFO] [stderr] 378 |     u8, u16, u32, u64, usize,
[INFO] [stderr]     |                        ^^^^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `i8` found for struct `proc_macro::Literal` in the current scope
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:379:5
[INFO] [stderr]     |
[INFO] [stderr] 379 |     i8, i16, i32, i64, isize,
[INFO] [stderr]     |     ^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `i16` found for struct `proc_macro::Literal` in the current scope
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:379:9
[INFO] [stderr]     |
[INFO] [stderr] 379 |     i8, i16, i32, i64, isize,
[INFO] [stderr]     |         ^^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `i32` found for struct `proc_macro::Literal` in the current scope
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:379:14
[INFO] [stderr]     |
[INFO] [stderr] 379 |     i8, i16, i32, i64, isize,
[INFO] [stderr]     |              ^^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `i64` found for struct `proc_macro::Literal` in the current scope
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:379:19
[INFO] [stderr]     |
[INFO] [stderr] 379 |     i8, i16, i32, i64, isize,
[INFO] [stderr]     |                   ^^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `isize` found for struct `proc_macro::Literal` in the current scope
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:379:24
[INFO] [stderr]     |
[INFO] [stderr] 379 |     i8, i16, i32, i64, isize,
[INFO] [stderr]     |                        ^^^^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `f32` found for struct `proc_macro::Literal` in the current scope
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:393:5
[INFO] [stderr]     |
[INFO] [stderr] 393 |     f32, f64,
[INFO] [stderr]     |     ^^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `f64` found for struct `proc_macro::Literal` in the current scope
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:393:10
[INFO] [stderr]     |
[INFO] [stderr] 393 |     f32, f64,
[INFO] [stderr]     |          ^^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 31 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0412, E0433, E0554, E0574, E0599, E0609, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0412`.
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "fba1a2656549eacc7fc92e758a80c8ec5ab27143ed095a5cd9a3e0001eb1f5f5"`
[INFO] running `"docker" "rm" "-f" "fba1a2656549eacc7fc92e758a80c8ec5ab27143ed095a5cd9a3e0001eb1f5f5"`
[INFO] [stdout] fba1a2656549eacc7fc92e758a80c8ec5ab27143ed095a5cd9a3e0001eb1f5f5