[INFO] cloning repository https://github.com/a2aaron/wasm-integrator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/a2aaron/wasm-integrator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa2aaron%2Fwasm-integrator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa2aaron%2Fwasm-integrator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2fdfed1a69bcb1b4efb92deb2fdfe59bf22fd272
[INFO] checking a2aaron/wasm-integrator against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa2aaron%2Fwasm-integrator" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/a2aaron/wasm-integrator on toolchain cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/a2aaron/wasm-integrator
[INFO] finished tweaking git repo https://github.com/a2aaron/wasm-integrator
[INFO] tweaked toml for git repo https://github.com/a2aaron/wasm-integrator written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/a2aaron/wasm-integrator 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 stdweb v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] 62ea2fddffc2ddfa5ca7df89ec85d5b4e9be853d3ee7832dbbf4595edd9f6f70
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "62ea2fddffc2ddfa5ca7df89ec85d5b4e9be853d3ee7832dbbf4595edd9f6f70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62ea2fddffc2ddfa5ca7df89ec85d5b4e9be853d3ee7832dbbf4595edd9f6f70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62ea2fddffc2ddfa5ca7df89ec85d5b4e9be853d3ee7832dbbf4595edd9f6f70", kill_on_drop: false }`
[INFO] [stdout] 62ea2fddffc2ddfa5ca7df89ec85d5b4e9be853d3ee7832dbbf4595edd9f6f70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] 847f42a9ac0655340a7bd0d2093341a8b8925e2a01d6f3fe5480962221e930d9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "847f42a9ac0655340a7bd0d2093341a8b8925e2a01d6f3fe5480962221e930d9", kill_on_drop: false }`
[INFO] [stderr]     Checking num-traits v0.2.0
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]     Checking serde v1.0.27
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking serde_json v1.0.9
[INFO] [stderr]     Checking stdweb v0.3.0
[INFO] [stderr]     Checking integrator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(conservative_impl_trait, generators, generator_trait, never_type)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:38:16
[INFO] [stdout]    |
[INFO] [stdout] 38 |         -> Box<Generator<Return = !, Yield = N> + 'a>
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Generator<Return = !, Yield = N> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `resume` found for mutable reference `&mut G` in the current scope
[INFO] [stdout]   --> src/main.rs:13:21
[INFO] [stdout]    |
[INFO] [stdout] 13 |         match state.resume() {
[INFO] [stdout]    |                     ^^^^^^ method not found in `&mut G`
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the type parameter is bounded by the trait
[INFO] [stdout] help: the following trait defines an item `resume`, perhaps you need to restrict type parameter `G` with it:
[INFO] [stdout]    |
[INFO] [stdout] 9  | fn to_iter<G: std::ops::Generator, Y>(gen: G) -> impl Iterator<Item=Y>
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(conservative_impl_trait, generators, generator_trait, never_type)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:38:16
[INFO] [stdout]    |
[INFO] [stdout] 38 |         -> Box<Generator<Return = !, Yield = N> + 'a>
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Generator<Return = !, Yield = N> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `dyn std::ops::Generator<Yield = f64, Return = !>` cannot be unpinned
[INFO] [stdout]   --> src/main.rs:26:17
[INFO] [stdout]    |
[INFO] [stdout] 9  | fn to_iter<G, Y>(gen: G) -> impl Iterator<Item=Y>
[INFO] [stdout]    |    ------- required by a bound in this
[INFO] [stdout] 10 |     where G: Generator<Yield=Y>
[INFO] [stdout]    |              ------------------ required by this bound in `to_iter`
[INFO] [stdout] ...
[INFO] [stdout] 26 |         to_iter(Euler.integrate(|t, x| -t * x, 1.1, 0.0, 0.1))
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::marker::Unpin` is not implemented for `dyn std::ops::Generator<Yield = f64, Return = !>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: required because of the requirements on the impl of `std::ops::Generator` for `std::boxed::Box<dyn std::ops::Generator<Yield = f64, Return = !>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `dyn std::ops::Generator<Yield = f64, Return = !>` cannot be unpinned
[INFO] [stdout]   --> src/main.rs:27:26
[INFO] [stdout]    |
[INFO] [stdout] 9  | fn to_iter<G, Y>(gen: G) -> impl Iterator<Item=Y>
[INFO] [stdout]    |    ------- required by a bound in this
[INFO] [stdout] 10 |     where G: Generator<Yield=Y>
[INFO] [stdout]    |              ------------------ required by this bound in `to_iter`
[INFO] [stdout] ...
[INFO] [stdout] 27 |             .zip(to_iter(RK4.integrate(|t, x| -t * x, 1.1, 0.0, 0.1)))
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::marker::Unpin` is not implemented for `dyn std::ops::Generator<Yield = f64, Return = !>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: required because of the requirements on the impl of `std::ops::Generator` for `std::boxed::Box<dyn std::ops::Generator<Yield = f64, Return = !>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0554, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `integrator`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no method named `resume` found for mutable reference `&mut G` in the current scope
[INFO] [stdout]   --> src/main.rs:13:21
[INFO] [stdout]    |
[INFO] [stdout] 13 |         match state.resume() {
[INFO] [stdout]    |                     ^^^^^^ method not found in `&mut G`
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the type parameter is bounded by the trait
[INFO] [stdout] help: the following trait defines an item `resume`, perhaps you need to restrict type parameter `G` with it:
[INFO] [stdout]    |
[INFO] [stdout] 9  | fn to_iter<G: std::ops::Generator, Y>(gen: G) -> impl Iterator<Item=Y>
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `dyn std::ops::Generator<Yield = f64, Return = !>` cannot be unpinned
[INFO] [stdout]   --> src/main.rs:26:17
[INFO] [stdout]    |
[INFO] [stdout] 9  | fn to_iter<G, Y>(gen: G) -> impl Iterator<Item=Y>
[INFO] [stdout]    |    ------- required by a bound in this
[INFO] [stdout] 10 |     where G: Generator<Yield=Y>
[INFO] [stdout]    |              ------------------ required by this bound in `to_iter`
[INFO] [stdout] ...
[INFO] [stdout] 26 |         to_iter(Euler.integrate(|t, x| -t * x, 1.1, 0.0, 0.1))
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::marker::Unpin` is not implemented for `dyn std::ops::Generator<Yield = f64, Return = !>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: required because of the requirements on the impl of `std::ops::Generator` for `std::boxed::Box<dyn std::ops::Generator<Yield = f64, Return = !>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `dyn std::ops::Generator<Yield = f64, Return = !>` cannot be unpinned
[INFO] [stdout]   --> src/main.rs:27:26
[INFO] [stdout]    |
[INFO] [stdout] 9  | fn to_iter<G, Y>(gen: G) -> impl Iterator<Item=Y>
[INFO] [stdout]    |    ------- required by a bound in this
[INFO] [stdout] 10 |     where G: Generator<Yield=Y>
[INFO] [stdout]    |              ------------------ required by this bound in `to_iter`
[INFO] [stdout] ...
[INFO] [stdout] 27 |             .zip(to_iter(RK4.integrate(|t, x| -t * x, 1.1, 0.0, 0.1)))
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::marker::Unpin` is not implemented for `dyn std::ops::Generator<Yield = f64, Return = !>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: required because of the requirements on the impl of `std::ops::Generator` for `std::boxed::Box<dyn std::ops::Generator<Yield = f64, Return = !>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0554, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "847f42a9ac0655340a7bd0d2093341a8b8925e2a01d6f3fe5480962221e930d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "847f42a9ac0655340a7bd0d2093341a8b8925e2a01d6f3fe5480962221e930d9", kill_on_drop: false }`
[INFO] [stdout] 847f42a9ac0655340a7bd0d2093341a8b8925e2a01d6f3fe5480962221e930d9
