[INFO] cloning repository https://github.com/antono/rwasm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/antono/rwasm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantono%2Frwasm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantono%2Frwasm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 97803319c147847dcf2cd670622fe727b92aca09
[INFO] checking antono/rwasm against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantono%2Frwasm" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/antono/rwasm on toolchain cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3/source/.cargo/config
[INFO] started tweaking git repo https://github.com/antono/rwasm
[INFO] finished tweaking git repo https://github.com/antono/rwasm
[INFO] tweaked toml for git repo https://github.com/antono/rwasm written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/antono/rwasm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen v0.1.0
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.1.1
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "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] f396c979cc5d7d2469f35179132e3a48d262431b465d722fefd93e596c29551d
[INFO] running `Command { std: "docker" "start" "-a" "f396c979cc5d7d2469f35179132e3a48d262431b465d722fefd93e596c29551d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f396c979cc5d7d2469f35179132e3a48d262431b465d722fefd93e596c29551d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f396c979cc5d7d2469f35179132e3a48d262431b465d722fefd93e596c29551d", kill_on_drop: false }`
[INFO] [stdout] f396c979cc5d7d2469f35179132e3a48d262431b465d722fefd93e596c29551d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "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] 7f69a211dc432661b4d22177493742e53d9c40ec6602903cd2508286d9e25f61
[INFO] running `Command { std: "docker" "start" "-a" "7f69a211dc432661b4d22177493742e53d9c40ec6602903cd2508286d9e25f61", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.1.1
[INFO] [stderr]    Compiling serde v1.0.33
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling itoa v0.4.0
[INFO] [stderr]    Compiling num-traits v0.2.2
[INFO] [stderr]    Compiling dtoa v0.4.2
[INFO] [stderr]    Compiling rwasm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stdout] error[E0433]: failed to resolve: could not find `TokenNode` in `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:124:29
[INFO] [stdout]     |
[INFO] [stdout] 124 |                 proc_macro::TokenNode::Group(delim, s) => {
[INFO] [stdout]     |                             ^^^^^^^^^ could not find `TokenNode` in `proc_macro`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `TokenNode` in `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:133:29
[INFO] [stdout]     |
[INFO] [stdout] 133 |                 proc_macro::TokenNode::Op(ch, kind) => {
[INFO] [stdout]     |                             ^^^^^^^^^ could not find `TokenNode` in `proc_macro`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `TokenNode` in `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:140:29
[INFO] [stdout]     |
[INFO] [stdout] 140 |                 proc_macro::TokenNode::Term(s) => {
[INFO] [stdout]     |                             ^^^^^^^^^ could not find `TokenNode` in `proc_macro`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `TokenNode` in `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:143:29
[INFO] [stdout]     |
[INFO] [stdout] 143 |                 proc_macro::TokenNode::Literal(l) => {
[INFO] [stdout]     |                             ^^^^^^^^^ could not find `TokenNode` in `proc_macro`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `TokenNode` in `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:362:21
[INFO] [stdout]     |
[INFO] [stdout] 362 |         proc_macro::TokenNode::Literal(l) => l,
[INFO] [stdout]     |                     ^^^^^^^^^ could not find `TokenNode` in `proc_macro`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0574]: expected struct, variant or union type, found enum `proc_macro::TokenTree`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:53:21
[INFO] [stdout]    |
[INFO] [stdout] 53 |         TokenStream(proc_macro::TokenTree {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^ not a struct, variant or union type
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct instead
[INFO] [stdout]    |
[INFO] [stdout] 1  | use TokenTree;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `TokenNode` in `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:63:33
[INFO] [stdout]     |
[INFO] [stdout] 63  |                       proc_macro::TokenNode::Group(delim, (s.0).0)
[INFO] [stdout]     |                                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: an enum with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 63  |                     proc_macro::TokenTree::Group(delim, (s.0).0)
[INFO] [stdout]     |                                 ^^^^^^^^^
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]     |
[INFO] [stdout] 1   | use TokenNode;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `TokenNode` in `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:70:33
[INFO] [stdout]     |
[INFO] [stdout] 70  |                       proc_macro::TokenNode::Op(ch, kind)
[INFO] [stdout]     |                                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: an enum with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 70  |                     proc_macro::TokenTree::Op(ch, kind)
[INFO] [stdout]     |                                 ^^^^^^^^^
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]     |
[INFO] [stdout] 1   | use TokenNode;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `TokenNode` in `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:73:33
[INFO] [stdout]     |
[INFO] [stdout] 73  |                       proc_macro::TokenNode::Term((s.0).0)
[INFO] [stdout]     |                                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: an enum with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 73  |                     proc_macro::TokenTree::Term((s.0).0)
[INFO] [stdout]     |                                 ^^^^^^^^^
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]     |
[INFO] [stdout] 1   | use TokenNode;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `TokenNode` in `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:76:33
[INFO] [stdout]     |
[INFO] [stdout] 76  |                       proc_macro::TokenNode::Literal((l.0).0)
[INFO] [stdout]     |                                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: an enum with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 76  |                     proc_macro::TokenTree::Literal((l.0).0)
[INFO] [stdout]     |                                 ^^^^^^^^^
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]     |
[INFO] [stdout] 1   | use TokenNode;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `TokenTreeIter` in crate `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:102:38
[INFO] [stdout]     |
[INFO] [stdout] 102 |   pub struct TokenTreeIter(proc_macro::TokenTreeIter);
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: an enum with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 102 | pub struct TokenTreeIter(proc_macro::TokenTree);
[INFO] [stdout]     |                                      ^^^^^^^^^
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   | use TokenTreeIter;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Term` in crate `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:275:29
[INFO] [stdout]     |
[INFO] [stdout] 275 | pub struct Term(proc_macro::Term);
[INFO] [stdout]     |                             ^^^^ not found in `proc_macro`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   | use Term;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `Term` in `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:279:26
[INFO] [stdout]     |
[INFO] [stdout] 279 |         Term(proc_macro::Term::intern(string))
[INFO] [stdout]     |                          ^^^^ not found in `proc_macro`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   | use Term;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/lib.rs:29:34
[INFO] [stdout]    |
[INFO] [stdout] 29 | #![cfg_attr(feature = "nightly", feature(proc_macro))]
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: failed to run custom build command for `rwasm v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rwasm-f8929ccc485c48ae/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'Cannot copy index.html to build dir: Os { code: 2, kind: NotFound, message: "No such file or directory" }', build.rs:7:7
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x560143f5d6b5 - backtrace::backtrace::libunwind::trace::h5e2646fa3eddf2ea
[INFO] [stderr]                                  at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]      1:     0x560143f5d6b5 - backtrace::backtrace::trace_unsynchronized::hb95dd7f77ce47877
[INFO] [stderr]                                  at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x560143f5d6b5 - std::sys_common::backtrace::_print_fmt::h5e71b67af43fd70d
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]      3:     0x560143f5d6b5 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hdb4a83d2b61107e5
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]      4:     0x560143f7b77c - core::fmt::write::ha20e7262fa3e8a7a
[INFO] [stderr]                                  at src/libcore/fmt/mod.rs:1076
[INFO] [stderr]      5:     0x560143f5bd82 - std::io::Write::write_fmt::h1aebfe8a5a79e36d
[INFO] [stderr]                                  at src/libstd/io/mod.rs:1537
[INFO] [stderr]      6:     0x560143f5faf0 - std::sys_common::backtrace::_print::h9c07314cc66ba539
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]      7:     0x560143f5faf0 - std::sys_common::backtrace::print::hd1fd65f49a2d8544
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]      8:     0x560143f5faf0 - std::panicking::default_hook::{{closure}}::h222da46485ab36fc
[INFO] [stderr]                                  at src/libstd/panicking.rs:198
[INFO] [stderr]      9:     0x560143f5f83c - std::panicking::default_hook::hc5868949d129ed00
[INFO] [stderr]                                  at src/libstd/panicking.rs:217
[INFO] [stderr]     10:     0x560143f60133 - std::panicking::rust_panic_with_hook::h26a6ab8b0993c0c8
[INFO] [stderr]                                  at src/libstd/panicking.rs:526
[INFO] [stderr]     11:     0x560143f5fd2b - rust_begin_unwind
[INFO] [stderr]                                  at src/libstd/panicking.rs:437
[INFO] [stderr]     12:     0x560143f7ab81 - core::panicking::panic_fmt::h17139c2000299725
[INFO] [stderr]                                  at src/libcore/panicking.rs:85
[INFO] [stderr]     13:     0x560143f7a9a3 - core::option::expect_none_failed::h972f96abb4ec8952
[INFO] [stderr]                                  at src/libcore/option.rs:1269
[INFO] [stderr]     14:     0x560143f57767 - core::result::Result<T,E>::expect::h7b03ea9e9f80d01d
[INFO] [stderr]                                  at /rustc/cfbc6d4cf1acbac5c025acf8ed68929caa551df3/src/libcore/result.rs:963
[INFO] [stderr]     15:     0x560143f57ced - build_script_build::main::he6cd19b4a715ce08
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:4
[INFO] [stderr]     16:     0x560143f55ccb - std::rt::lang_start::{{closure}}::h4b41026977653a05
[INFO] [stderr]                                  at /rustc/cfbc6d4cf1acbac5c025acf8ed68929caa551df3/src/libstd/rt.rs:67
[INFO] [stderr]     17:     0x560143f60503 - std::rt::lang_start_internal::{{closure}}::h84a998219831fa70
[INFO] [stderr]                                  at src/libstd/rt.rs:52
[INFO] [stderr]     18:     0x560143f60503 - std::panicking::try::do_call::he8e1d689a3e26def
[INFO] [stderr]                                  at src/libstd/panicking.rs:348
[INFO] [stderr]     19:     0x560143f60503 - std::panicking::try::h264b6eebc2fa7bbf
[INFO] [stderr]                                  at src/libstd/panicking.rs:325
[INFO] [stderr]     20:     0x560143f60503 - std::panic::catch_unwind::hbf28fafa723b2128
[INFO] [stderr]                                  at src/libstd/panic.rs:394
[INFO] [stderr]     21:     0x560143f60503 - std::rt::lang_start_internal::he959aa59bc3ec202
[INFO] [stderr]                                  at src/libstd/rt.rs:51
[INFO] [stderr]     22:     0x560143f55ca7 - std::rt::lang_start::h55dc475015c5647f
[INFO] [stderr]                                  at /rustc/cfbc6d4cf1acbac5c025acf8ed68929caa551df3/src/libstd/rt.rs:67
[INFO] [stderr]     23:     0x560143f57d4a - main
[INFO] [stderr]     24:     0x7f37366c60b3 - __libc_start_main
[INFO] [stderr]     25:     0x560143f5418e - _start
[INFO] [stderr]     26:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no function or associated item named `empty` found for struct `proc_macro::TokenStream` in the current scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:17:46
[INFO] [stdout]    |
[INFO] [stdout] 17 |         TokenStream(proc_macro::TokenStream::empty())
[INFO] [stdout]    |                                              ^^^^^ function or associated item not found in `proc_macro::TokenStream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'proc_macro_def_site'
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:230:14
[INFO] [stdout]     |
[INFO] [stdout] 230 |         Span(proc_macro::Span::def_site())
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #54724 <https://github.com/rust-lang/rust/issues/54724> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `float` found for struct `proc_macro::Literal` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:319:38
[INFO] [stdout]     |
[INFO] [stdout] 319 |         Literal(proc_macro::Literal::float(s))
[INFO] [stdout]     |                                      ^^^^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `integer` found for struct `proc_macro::Literal` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:323:38
[INFO] [stdout]     |
[INFO] [stdout] 323 |         Literal(proc_macro::Literal::integer(s.into()))
[INFO] [stdout]     |                                      ^^^^^^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `kind` on type `proc_macro::TokenTree`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:361:46
[INFO] [stdout]     |
[INFO] [stdout] 361 |     match stream.into_iter().next().unwrap().kind {
[INFO] [stdout]     |                                              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `u8` found for struct `proc_macro::Literal` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:378:5
[INFO] [stdout]     |
[INFO] [stdout] 378 |     u8, u16, u32, u64, usize,
[INFO] [stdout]     |     ^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `u16` found for struct `proc_macro::Literal` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:378:9
[INFO] [stdout]     |
[INFO] [stdout] 378 |     u8, u16, u32, u64, usize,
[INFO] [stdout]     |         ^^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `u32` found for struct `proc_macro::Literal` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:378:14
[INFO] [stdout]     |
[INFO] [stdout] 378 |     u8, u16, u32, u64, usize,
[INFO] [stdout]     |              ^^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `u64` found for struct `proc_macro::Literal` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:378:19
[INFO] [stdout]     |
[INFO] [stdout] 378 |     u8, u16, u32, u64, usize,
[INFO] [stdout]     |                   ^^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `usize` found for struct `proc_macro::Literal` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:378:24
[INFO] [stdout]     |
[INFO] [stdout] 378 |     u8, u16, u32, u64, usize,
[INFO] [stdout]     |                        ^^^^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `i8` found for struct `proc_macro::Literal` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:379:5
[INFO] [stdout]     |
[INFO] [stdout] 379 |     i8, i16, i32, i64, isize,
[INFO] [stdout]     |     ^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `i16` found for struct `proc_macro::Literal` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:379:9
[INFO] [stdout]     |
[INFO] [stdout] 379 |     i8, i16, i32, i64, isize,
[INFO] [stdout]     |         ^^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `i32` found for struct `proc_macro::Literal` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:379:14
[INFO] [stdout]     |
[INFO] [stdout] 379 |     i8, i16, i32, i64, isize,
[INFO] [stdout]     |              ^^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `i64` found for struct `proc_macro::Literal` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:379:19
[INFO] [stdout]     |
[INFO] [stdout] 379 |     i8, i16, i32, i64, isize,
[INFO] [stdout]     |                   ^^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `isize` found for struct `proc_macro::Literal` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:379:24
[INFO] [stdout]     |
[INFO] [stdout] 379 |     i8, i16, i32, i64, isize,
[INFO] [stdout]     |                        ^^^^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `f32` found for struct `proc_macro::Literal` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:393:5
[INFO] [stdout]     |
[INFO] [stdout] 393 |     f32, f64,
[INFO] [stdout]     |     ^^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `f64` found for struct `proc_macro::Literal` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/src/unstable.rs:393:10
[INFO] [stdout]     |
[INFO] [stdout] 393 |     f32, f64,
[INFO] [stdout]     |          ^^^ function or associated item not found in `proc_macro::Literal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 31 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0433, E0554, E0574, E0599, E0609, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7f69a211dc432661b4d22177493742e53d9c40ec6602903cd2508286d9e25f61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f69a211dc432661b4d22177493742e53d9c40ec6602903cd2508286d9e25f61", kill_on_drop: false }`
[INFO] [stdout] 7f69a211dc432661b4d22177493742e53d9c40ec6602903cd2508286d9e25f61
