[INFO] updating cached repository https://github.com/tmtaybah/simple__rust_server [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] cd56a160eb500420959072994b99a0a3f54805ef [INFO] testing tmtaybah/simple__rust_server against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmtaybah%2Fsimple__rust_server" "/workspace/builds/worker-13/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tmtaybah/simple__rust_server on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/tmtaybah/simple__rust_server [INFO] finished tweaking git repo https://github.com/tmtaybah/simple__rust_server [INFO] tweaked toml for git repo https://github.com/tmtaybah/simple__rust_server written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/tmtaybah/simple__rust_server already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+beta-2020-06-03" "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] d4d83e77536faf4e1cde6cf51e351961e8b8ae7784089edf7a9501b190ba5377 [INFO] running `"docker" "start" "-a" "d4d83e77536faf4e1cde6cf51e351961e8b8ae7784089edf7a9501b190ba5377"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling serde v1.0.94 [INFO] [stderr] Compiling askama_escape v0.2.0 [INFO] [stderr] Compiling syn v0.15.39 [INFO] [stderr] Compiling serde_derive v1.0.94 [INFO] [stderr] Compiling toml v0.4.10 [INFO] [stderr] Compiling askama_shared v0.8.0 [INFO] [stderr] Compiling askama_derive v0.8.0 [INFO] [stderr] Compiling askama v0.8.0 [INFO] [stderr] Compiling simple_webserver v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error[E0573]: expected type, found module `self` [INFO] [stderr] --> src/lib.rs:12:27 [INFO] [stderr] | [INFO] [stderr] 12 | fn call_box(self: Box); [INFO] [stderr] | ^^^^ help: a self type with a similar name exists (notice the capitalization): `Self` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:21:16 [INFO] [stderr] | [INFO] [stderr] 21 | type Job = Box; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox + Send + 'static` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] error[E0038]: the trait `FnBox` cannot be made into an object [INFO] [stderr] --> src/lib.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | sender: mpsc::Sender, // ThreadPool holds sending end of channel [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `FnBox` cannot be made into an object [INFO] [stderr] ... [INFO] [stderr] 11 | trait FnBox { [INFO] [stderr] | ----- this trait cannot be made into an object... [INFO] [stderr] 12 | fn call_box(self: Box); [INFO] [stderr] | --------- [INFO] [stderr] | | [INFO] [stderr] | ...because method `call_box`'s `self` parameter cannot be dispatched on [INFO] [stderr] | help: consider changing method `call_box`'s `self` parameter to be `&self`: `&Self` [INFO] [stderr] [INFO] [stderr] error[E0038]: the trait `FnBox` cannot be made into an object [INFO] [stderr] --> src/lib.rs:73:33 [INFO] [stderr] | [INFO] [stderr] 11 | trait FnBox { [INFO] [stderr] | ----- this trait cannot be made into an object... [INFO] [stderr] 12 | fn call_box(self: Box); [INFO] [stderr] | --------- [INFO] [stderr] | | [INFO] [stderr] | ...because method `call_box`'s `self` parameter cannot be dispatched on [INFO] [stderr] | help: consider changing method `call_box`'s `self` parameter to be `&self`: `&Self` [INFO] [stderr] ... [INFO] [stderr] 73 | fn new(id: usize, receiver: Arc>>) -> Worker { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `FnBox` cannot be made into an object [INFO] [stderr] [INFO] [stderr] error: aborting due to 3 previous errors; 1 warning emitted [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0038, E0573. [INFO] [stderr] For more information about an error, try `rustc --explain E0038`. [INFO] [stderr] error: could not compile `simple_webserver`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "d4d83e77536faf4e1cde6cf51e351961e8b8ae7784089edf7a9501b190ba5377"` [INFO] running `"docker" "rm" "-f" "d4d83e77536faf4e1cde6cf51e351961e8b8ae7784089edf7a9501b190ba5377"` [INFO] [stdout] d4d83e77536faf4e1cde6cf51e351961e8b8ae7784089edf7a9501b190ba5377