[INFO] cloning repository https://github.com/SchoolOfFreelancing/PolkaDot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SchoolOfFreelancing/PolkaDot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSchoolOfFreelancing%2FPolkaDot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSchoolOfFreelancing%2FPolkaDot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eba3eeae646809f0a51fd592e0bc25320bab6dae
[INFO] checking SchoolOfFreelancing/PolkaDot against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSchoolOfFreelancing%2FPolkaDot" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SchoolOfFreelancing/PolkaDot on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SchoolOfFreelancing/PolkaDot
[INFO] finished tweaking git repo https://github.com/SchoolOfFreelancing/PolkaDot
[INFO] tweaked toml for git repo https://github.com/SchoolOfFreelancing/PolkaDot written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/SchoolOfFreelancing/PolkaDot 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" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/reed-solomon-erasure`
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/slog-async`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a4c1a387b1f2172db92599866a3906c0c8c9e5d1a1e8b0c2fb8f601dcc1d153
[INFO] running `Command { std: "docker" "start" "-a" "4a4c1a387b1f2172db92599866a3906c0c8c9e5d1a1e8b0c2fb8f601dcc1d153", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a4c1a387b1f2172db92599866a3906c0c8c9e5d1a1e8b0c2fb8f601dcc1d153", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a4c1a387b1f2172db92599866a3906c0c8c9e5d1a1e8b0c2fb8f601dcc1d153", kill_on_drop: false }`
[INFO] [stdout] 4a4c1a387b1f2172db92599866a3906c0c8c9e5d1a1e8b0c2fb8f601dcc1d153
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0124dc4506542b6c35f9a17e55891b81f52f8247d4594f514ec6ab651869e217
[INFO] running `Command { std: "docker" "start" "-a" "0124dc4506542b6c35f9a17e55891b81f52f8247d4594f514ec6ab651869e217", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]     Checking cfg-if v0.1.9
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[INFO] [stderr]    Compiling serde v1.0.98
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[INFO] [stdout] error[E0700]: hidden type for `impl Iterator<Item = Box<(dyn Extension + std::marker::Send + 'static)>>` captures lifetime that does not appear in bounds
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/soketto-0.2.2/src/handshake.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub fn drain_extensions(&mut self) -> impl Iterator<Item = Box<dyn Extension + Send>> {
[INFO] [stdout]    |                             ---------     ----------------------------------------------- opaque type defined here
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             hidden type `smallvec::Drain<'_, Box<(dyn Extension + std::marker::Send + 'static)>>` captures the anonymous lifetime defined here
[INFO] [stdout] 95 |         self.extensions.drain()
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: to declare that `impl Iterator<Item = Box<(dyn Extension + std::marker::Send + 'static)>>` captures `'_`, you can add an explicit `'_` lifetime bound
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub fn drain_extensions(&mut self) -> impl Iterator<Item = Box<dyn Extension + Send>> + '_ {
[INFO] [stdout]    |                                                                                           ++++
[INFO] [stdout] help: to declare that the trait object captures `'_`, you can add an explicit `'_` lifetime bound
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub fn drain_extensions(&mut self) -> impl Iterator<Item = Box<dyn Extension + Send + '_>> {
[INFO] [stdout]    |                                                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0700]: hidden type for `impl Iterator<Item = Box<(dyn Extension + std::marker::Send + 'static)>>` captures lifetime that does not appear in bounds
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/soketto-0.2.2/src/handshake.rs:284:9
[INFO] [stdout]     |
[INFO] [stdout] 283 |     pub fn drain_extensions(&mut self) -> impl Iterator<Item = Box<dyn Extension + Send>> {
[INFO] [stdout]     |                             ---------     ----------------------------------------------- opaque type defined here
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             hidden type `smallvec::Drain<'_, Box<(dyn Extension + std::marker::Send + 'static)>>` captures the anonymous lifetime defined here
[INFO] [stdout] 284 |         self.extensions.drain()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to declare that `impl Iterator<Item = Box<(dyn Extension + std::marker::Send + 'static)>>` captures `'_`, you can add an explicit `'_` lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 283 |     pub fn drain_extensions(&mut self) -> impl Iterator<Item = Box<dyn Extension + Send>> + '_ {
[INFO] [stdout]     |                                                                                           ++++
[INFO] [stdout] help: to declare that the trait object captures `'_`, you can add an explicit `'_` lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 283 |     pub fn drain_extensions(&mut self) -> impl Iterator<Item = Box<dyn Extension + Send + '_>> {
[INFO] [stdout]     |                                                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0700`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `soketto` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0124dc4506542b6c35f9a17e55891b81f52f8247d4594f514ec6ab651869e217", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0124dc4506542b6c35f9a17e55891b81f52f8247d4594f514ec6ab651869e217", kill_on_drop: false }`
[INFO] [stdout] 0124dc4506542b6c35f9a17e55891b81f52f8247d4594f514ec6ab651869e217
