[INFO] updating cached repository https://github.com/Tzrlk/myth
[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] 075f2c1b0710ace560d5407632ffe4d488a016b2
[INFO] checking Tzrlk/myth against nightly-2019-10-27 for pr-65897
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTzrlk%2Fmyth" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Tzrlk/myth on toolchain nightly-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+nightly-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Tzrlk/myth
[INFO] finished tweaking git repo https://github.com/Tzrlk/myth
[INFO] tweaked toml for git repo https://github.com/Tzrlk/myth written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/Tzrlk/myth already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+nightly-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=allow" "-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" "+nightly-2019-10-27" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] acf80eb51a86091c8ad6083f2f76002995fde8a0b2755127870c1bd1f2d48136
[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" "acf80eb51a86091c8ad6083f2f76002995fde8a0b2755127870c1bd1f2d48136"`
[INFO] [stderr]     Checking dtoa v0.3.1
[INFO] [stderr]    Compiling myth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling stainless v0.1.12
[INFO] [stderr]    Compiling libsqlite3-sys v0.9.1
[INFO] [stderr]     Checking phf_shared v0.7.22
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking ordered-float v0.2.3
[INFO] [stderr]     Checking num-bigint v0.2.0
[INFO] [stderr]     Checking chrono v0.2.25
[INFO] [stderr] error[E0557]: feature has been removed
[INFO] [stderr]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stainless-0.1.12/src/lib.rs:7:30
[INFO] [stderr]   |
[INFO] [stderr] 7 | #![feature(plugin_registrar, quote, rustc_private)]
[INFO] [stderr]   |                              ^^^^^ feature has been removed
[INFO] [stderr] 
[INFO] [stderr]     Checking phf v0.7.22
[INFO] [stderr]     Checking serde-value v0.3.1
[INFO] [stderr]     Checking serde_yaml v0.5.1
[INFO] [stderr]     Checking num-rational v0.2.1
[INFO] [stderr] error[E0432]: unresolved import `syntax::codemap`
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stainless-0.1.12/src/describe.rs:31:19
[INFO] [stderr]    |
[INFO] [stderr] 31 | use syntax::{ast, codemap, parse, tokenstream};
[INFO] [stderr]    |                   ^^^^^^^ no `codemap` in the root
[INFO] [stderr] 
[INFO] [stderr]     Checking log4rs v0.5.2
[INFO] [stderr] error[E0432]: unresolved import `syntax::ext`
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stainless-0.1.12/src/describe.rs:33:13
[INFO] [stderr]    |
[INFO] [stderr] 33 | use syntax::ext::base;
[INFO] [stderr]    |             ^^^ could not find `ext` in `syntax`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `syntax::util::small_vector`
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stainless-0.1.12/src/describe.rs:34:19
[INFO] [stderr]    |
[INFO] [stderr] 34 | use syntax::util::small_vector::SmallVector;
[INFO] [stderr]    |                   ^^^^^^^^^^^^ could not find `small_vector` in `util`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `syntax::codemap`
[INFO] [stderr]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stainless-0.1.12/src/parse.rs:7:19
[INFO] [stderr]   |
[INFO] [stderr] 7 | use syntax::{ast, codemap};
[INFO] [stderr]   |                   ^^^^^^^ no `codemap` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `syntax::ext`
[INFO] [stderr]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stainless-0.1.12/src/parse.rs:8:13
[INFO] [stderr]   |
[INFO] [stderr] 8 | use syntax::ext::base;
[INFO] [stderr]   |             ^^^ could not find `ext` in `syntax`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved imports `syntax::abi`, `syntax::codemap`
[INFO] [stderr]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stainless-0.1.12/src/generate.rs:9:19
[INFO] [stderr]   |
[INFO] [stderr] 9 | use syntax::{ast, abi, codemap};
[INFO] [stderr]   |                   ^^^  ^^^^^^^ no `codemap` in the root
[INFO] [stderr]   |                   |
[INFO] [stderr]   |                   no `abi` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `ext` in `syntax`
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stainless-0.1.12/src/generate.rs:14:13
[INFO] [stderr]    |
[INFO] [stderr] 14 | use syntax::ext::build::AstBuilder;
[INFO] [stderr]    |             ^^^ could not find `ext` in `syntax`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `syntax::ext`
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stainless-0.1.12/src/generate.rs:11:13
[INFO] [stderr]    |
[INFO] [stderr] 11 | use syntax::ext::base;
[INFO] [stderr]    |             ^^^ could not find `ext` in `syntax`
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_ty` in this scope
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stainless-0.1.12/src/generate.rs:161:29
[INFO] [stderr]     |
[INFO] [stderr] 161 |                         ty: quote_ty!(cx, &mut ::test::Bencher),
[INFO] [stderr]     |                             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `quote_pat` in this scope
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stainless-0.1.12/src/generate.rs:162:30
[INFO] [stderr]     |
[INFO] [stderr] 162 |                         pat: quote_pat!(cx, $bench),
[INFO] [stderr]     |                              ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `NestedMetaItemKind` in `ast`
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stainless-0.1.12/src/generate.rs:98:30
[INFO] [stderr]    |
[INFO] [stderr] 98 |                         ast::NestedMetaItemKind::MetaItem(expected_name_value));
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^ could not find `NestedMetaItemKind` in `ast`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `ext` in `syntax`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stainless-0.1.12/src/lib.rs:190:17
[INFO] [stderr]     |
[INFO] [stderr] 190 |         syntax::ext::base::IdentTT(Box::new(describe), None, false)
[INFO] [stderr]     |                 ^^^ could not find `ext` in `syntax`
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Arg` in module `ast`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stainless-0.1.12/src/generate.rs:160:39
[INFO] [stderr]     |
[INFO] [stderr] 160 |                     inputs: vec![ast::Arg {
[INFO] [stderr]     |                                       ^^^ help: a struct with a similar name exists: `Arm`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 14 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0422, E0432, E0433, E0557.
[INFO] [stderr] For more information about an error, try `rustc --explain E0422`.
[INFO] [stderr] error: could not compile `stainless`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "acf80eb51a86091c8ad6083f2f76002995fde8a0b2755127870c1bd1f2d48136"`
[INFO] running `"docker" "rm" "-f" "acf80eb51a86091c8ad6083f2f76002995fde8a0b2755127870c1bd1f2d48136"`
[INFO] [stdout] acf80eb51a86091c8ad6083f2f76002995fde8a0b2755127870c1bd1f2d48136