[INFO] cloning repository https://github.com/amitayadav/mocking_demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/amitayadav/mocking_demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famitayadav%2Fmocking_demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famitayadav%2Fmocking_demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5a3cfc30514d0ec3b08320b0739e8db707b880ea
[INFO] checking amitayadav/mocking_demo against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famitayadav%2Fmocking_demo" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/amitayadav/mocking_demo on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/amitayadav/mocking_demo
[INFO] finished tweaking git repo https://github.com/amitayadav/mocking_demo
[INFO] tweaked toml for git repo https://github.com/amitayadav/mocking_demo written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/amitayadav/mocking_demo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d99783bf68309c89a3c7b07f9073120a1fcaa578d8539de0d13384f7635f1612
[INFO] running `Command { std: "docker" "start" "-a" "d99783bf68309c89a3c7b07f9073120a1fcaa578d8539de0d13384f7635f1612", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d99783bf68309c89a3c7b07f9073120a1fcaa578d8539de0d13384f7635f1612", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d99783bf68309c89a3c7b07f9073120a1fcaa578d8539de0d13384f7635f1612", kill_on_drop: false }`
[INFO] [stdout] d99783bf68309c89a3c7b07f9073120a1fcaa578d8539de0d13384f7635f1612
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e4312c31b38706769e9b4a8d3256ef22809c90a3ea09f3e94368bb6b5746f63
[INFO] running `Command { std: "docker" "start" "-a" "3e4312c31b38706769e9b4a8d3256ef22809c90a3ea09f3e94368bb6b5746f63", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling mocktopus_macros v0.5.0
[INFO] [stderr]     Checking mocktopus v0.5.0
[INFO] [stdout] error[E0059]: type parameter to bare `FnOnce` trait must be a tuple
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/mocktopus-0.5.0/src/mocking.rs:89:25
[INFO] [stdout]    |
[INFO] [stdout] 89 | impl<T, O, F: FnOnce<T, Output=O>> Mockable<T, O> for F {
[INFO] [stdout]    |                         ^^^^^^^^ the trait `Tuple` is not implemented for `T`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `FnOnce`
[INFO] [stdout]   --> /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/core/src/ops/function.rs:242:1
[INFO] [stdout] help: consider restricting type parameter `T`
[INFO] [stdout]    |
[INFO] [stdout] 89 | impl<T: std::marker::Tuple, O, F: FnOnce<T, Output=O>> Mockable<T, O> for F {
[INFO] [stdout]    |       ++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0059]: type parameter to bare `FnMut` trait must be a tuple
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/mocktopus-0.5.0/src/mocking.rs:44:27
[INFO] [stdout]    |
[INFO] [stdout] 44 |     unsafe fn mock_raw<M: FnMut<T, Output=MockResult<T, O>>>(&self, mock: M);
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `Tuple` is not implemented for `T`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `FnMut`
[INFO] [stdout]   --> /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/core/src/ops/function.rs:163:1
[INFO] [stdout] help: consider restricting type parameter `T`
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub trait Mockable<T: std::marker::Tuple, O> {
[INFO] [stdout]    |                     ++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0059]: type parameter to bare `FnMut` trait must be a tuple
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/mocktopus-0.5.0/src/mocking.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn mock_safe<M: FnMut<T, Output=MockResult<T, O>> + 'static>(&self, mock: M);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `Tuple` is not implemented for `T`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `FnMut`
[INFO] [stdout]   --> /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/core/src/ops/function.rs:163:1
[INFO] [stdout] help: consider restricting type parameter `T`
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub trait Mockable<T: std::marker::Tuple, O> {
[INFO] [stdout]    |                     ++++++++++++++++++++
[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 E0059`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mocktopus` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "3e4312c31b38706769e9b4a8d3256ef22809c90a3ea09f3e94368bb6b5746f63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e4312c31b38706769e9b4a8d3256ef22809c90a3ea09f3e94368bb6b5746f63", kill_on_drop: false }`
[INFO] [stdout] 3e4312c31b38706769e9b4a8d3256ef22809c90a3ea09f3e94368bb6b5746f63
