[INFO] cloning repository https://github.com/eren-beakwise/cache
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eren-beakwise/cache" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feren-beakwise%2Fcache", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feren-beakwise%2Fcache'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6963b2b8b7c3a4deb9004f48e3c04ead370cb7ba
[INFO] testing eren-beakwise/cache against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feren-beakwise%2Fcache" "/workspace/builds/worker-55/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-55/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/eren-beakwise/cache on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/eren-beakwise/cache
[INFO] finished tweaking git repo https://github.com/eren-beakwise/cache
[INFO] tweaked toml for git repo https://github.com/eren-beakwise/cache written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded trybuild v1.0.45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c41be8a72d381e80f9d02549c962c188f29756e6bd82226ee9f05bf89592a621
[INFO] running `Command { std: "docker" "start" "-a" "c41be8a72d381e80f9d02549c962c188f29756e6bd82226ee9f05bf89592a621", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c41be8a72d381e80f9d02549c962c188f29756e6bd82226ee9f05bf89592a621", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c41be8a72d381e80f9d02549c962c188f29756e6bd82226ee9f05bf89592a621", kill_on_drop: false }`
[INFO] [stdout] c41be8a72d381e80f9d02549c962c188f29756e6bd82226ee9f05bf89592a621
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74e25aa8571dc55758e48b72e55c72f372ff3d74312db60d0a0f76b2faf9cf41
[INFO] running `Command { std: "docker" "start" "-a" "74e25aa8571dc55758e48b72e55c72f372ff3d74312db60d0a0f76b2faf9cf41", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling memoization v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the trait bound `Vec<syn::Ident>: ToTokens` is not satisfied
[INFO] [stdout]   --> src/lib.rs:75:23
[INFO] [stdout]    |
[INFO] [stdout] 75 |       let cache_check = quote! {
[INFO] [stdout]    |  _______________________^
[INFO] [stdout] 76 | |         let cache = read_cache(#function_name, #parameter_vec);
[INFO] [stdout] 77 | |
[INFO] [stdout] 78 | |         if !cache.is_none() {
[INFO] [stdout] ...  |
[INFO] [stdout] 85 | |         }
[INFO] [stdout] 86 | |     };
[INFO] [stdout]    | |_____^ the trait `ToTokens` is not implemented for `Vec<syn::Ident>`
[INFO] [stdout]    |
[INFO] [stdout] note: required by `to_tokens`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/quote-1.0.9/src/to_tokens.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn to_tokens(&self, tokens: &mut TokenStream);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: this error originates in the macro `$crate::quote_token_with_context` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Vec<syn::Ident>: ToTokens` is not satisfied
[INFO] [stdout]   --> src/lib.rs:75:23
[INFO] [stdout]    |
[INFO] [stdout] 75 |       let cache_check = quote! {
[INFO] [stdout]    |  _______________________^
[INFO] [stdout] 76 | |         let cache = read_cache(#function_name, #parameter_vec);
[INFO] [stdout] 77 | |
[INFO] [stdout] 78 | |         if !cache.is_none() {
[INFO] [stdout] ...  |
[INFO] [stdout] 85 | |         }
[INFO] [stdout] 86 | |     };
[INFO] [stdout]    | |_____^ the trait `ToTokens` is not implemented for `Vec<syn::Ident>`
[INFO] [stdout]    |
[INFO] [stdout] note: required by `to_tokens`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/quote-1.0.9/src/to_tokens.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn to_tokens(&self, tokens: &mut TokenStream);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: this error originates in the macro `$crate::quote_token_with_context` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `memoization` due to 4 previous errors
[INFO] [stdout] error[E0277]: the trait bound `Vec<syn::Ident>: ToTokens` is not satisfied
[INFO] [stdout]   --> src/lib.rs:89:23
[INFO] [stdout]    |
[INFO] [stdout] 89 |       let cache_write = quote! {
[INFO] [stdout]    |  _______________________^
[INFO] [stdout] 90 | |         let date = Local::today().naive_local() + Duration::days(7);
[INFO] [stdout] 91 | |
[INFO] [stdout] 92 | |         write_cache(
[INFO] [stdout] ...  |
[INFO] [stdout] 97 | |         );
[INFO] [stdout] 98 | |     };
[INFO] [stdout]    | |_____^ the trait `ToTokens` is not implemented for `Vec<syn::Ident>`
[INFO] [stdout]    |
[INFO] [stdout] note: required by `to_tokens`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/quote-1.0.9/src/to_tokens.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn to_tokens(&self, tokens: &mut TokenStream);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: this error originates in the macro `$crate::quote_token_with_context` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "74e25aa8571dc55758e48b72e55c72f372ff3d74312db60d0a0f76b2faf9cf41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74e25aa8571dc55758e48b72e55c72f372ff3d74312db60d0a0f76b2faf9cf41", kill_on_drop: false }`
[INFO] [stdout] 74e25aa8571dc55758e48b72e55c72f372ff3d74312db60d0a0f76b2faf9cf41