[INFO] updating cached repository https://github.com/a2aaron/wasm-integrator [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] 2fdfed1a69bcb1b4efb92deb2fdfe59bf22fd272 [INFO] testing a2aaron/wasm-integrator against 1.44.0 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa2aaron%2Fwasm-integrator" "/workspace/builds/worker-9/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/a2aaron/wasm-integrator on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [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-9/source/Cargo.toml [INFO] crate git repo https://github.com/a2aaron/wasm-integrator already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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" "+1.44.0" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d5f757ba2d20f14053b4af15b84e2adf828658400fc3a54bbdcc198eea99491e [INFO] running `"docker" "start" "-a" "d5f757ba2d20f14053b4af15b84e2adf828658400fc3a54bbdcc198eea99491e"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling num-traits v0.2.0 [INFO] [stderr] Compiling itoa v0.3.4 [INFO] [stderr] Compiling serde v1.0.27 [INFO] [stderr] Compiling dtoa v0.4.2 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling serde_json v1.0.9 [INFO] [stderr] Compiling stdweb v0.3.0 [INFO] [stderr] Compiling integrator v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stderr] --> src/main.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(conservative_impl_trait, generators, generator_trait, never_type)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:38:16 [INFO] [stderr] | [INFO] [stderr] 38 | -> Box + 'a> [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Generator + 'a` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `resume` found for mutable reference `&mut G` in the current scope [INFO] [stderr] --> src/main.rs:13:21 [INFO] [stderr] | [INFO] [stderr] 13 | match state.resume() { [INFO] [stderr] | ^^^^^^ method not found in `&mut G` [INFO] [stderr] | [INFO] [stderr] = help: items from traits can only be used if the type parameter is bounded by the trait [INFO] [stderr] help: the following trait defines an item `resume`, perhaps you need to restrict type parameter `G` with it: [INFO] [stderr] | [INFO] [stderr] 9 | fn to_iter(gen: G) -> impl Iterator [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0277]: `dyn std::ops::Generator` cannot be unpinned [INFO] [stderr] --> src/main.rs:26:17 [INFO] [stderr] | [INFO] [stderr] 9 | fn to_iter(gen: G) -> impl Iterator [INFO] [stderr] | ------- required by a bound in this [INFO] [stderr] 10 | where G: Generator [INFO] [stderr] | ------------------ required by this bound in `to_iter` [INFO] [stderr] ... [INFO] [stderr] 26 | to_iter(Euler.integrate(|t, x| -t * x, 1.1, 0.0, 0.1)) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::marker::Unpin` is not implemented for `dyn std::ops::Generator` [INFO] [stderr] | [INFO] [stderr] = note: required because of the requirements on the impl of `std::ops::Generator` for `std::boxed::Box>` [INFO] [stderr] [INFO] [stderr] error[E0277]: `dyn std::ops::Generator` cannot be unpinned [INFO] [stderr] --> src/main.rs:27:26 [INFO] [stderr] | [INFO] [stderr] 9 | fn to_iter(gen: G) -> impl Iterator [INFO] [stderr] | ------- required by a bound in this [INFO] [stderr] 10 | where G: Generator [INFO] [stderr] | ------------------ required by this bound in `to_iter` [INFO] [stderr] ... [INFO] [stderr] 27 | .zip(to_iter(RK4.integrate(|t, x| -t * x, 1.1, 0.0, 0.1))) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::marker::Unpin` is not implemented for `dyn std::ops::Generator` [INFO] [stderr] | [INFO] [stderr] = note: required because of the requirements on the impl of `std::ops::Generator` for `std::boxed::Box>` [INFO] [stderr] [INFO] [stderr] error: aborting due to 4 previous errors; 1 warning emitted [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0277, E0554, E0599. [INFO] [stderr] For more information about an error, try `rustc --explain E0277`. [INFO] [stderr] error: could not compile `integrator`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "d5f757ba2d20f14053b4af15b84e2adf828658400fc3a54bbdcc198eea99491e"` [INFO] running `"docker" "rm" "-f" "d5f757ba2d20f14053b4af15b84e2adf828658400fc3a54bbdcc198eea99491e"` [INFO] [stdout] d5f757ba2d20f14053b4af15b84e2adf828658400fc3a54bbdcc198eea99491e