[INFO] updating cached repository https://github.com/foundoulis/market_sim [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] 5fc832f33e3031d30390ec9b8faadb2054787eef [INFO] testing foundoulis/market_sim against 1.44.0 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffoundoulis%2Fmarket_sim" "/workspace/builds/worker-8/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/foundoulis/market_sim 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/foundoulis/market_sim [INFO] finished tweaking git repo https://github.com/foundoulis/market_sim [INFO] tweaked toml for git repo https://github.com/foundoulis/market_sim written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/foundoulis/market_sim 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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 2663f7e9f0456784d6bde36ba1967d1b12f3c9a14e2f6ffcac605e7eec6f4f13 [INFO] running `"docker" "start" "-a" "2663f7e9f0456784d6bde36ba1967d1b12f3c9a14e2f6ffcac605e7eec6f4f13"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.37 [INFO] [stderr] Compiling bitflags v0.4.0 [INFO] [stderr] Compiling encode_unicode v0.1.3 [INFO] [stderr] Compiling unicode-width v0.1.4 [INFO] [stderr] Compiling nix v0.5.1 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling rustyline v1.0.0 [INFO] [stderr] Compiling market-sim v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unknown lint: `unused_lints` [INFO] [stderr] --> src/main.rs:1:10 [INFO] [stderr] | [INFO] [stderr] 1 | #![allow(unused_lints)] [INFO] [stderr] | ^^^^^^^^^^^^ help: did you mean: `unused_mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unknown_lints)]` on by default [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `thread_rng` in this scope [INFO] [stderr] --> src/prediction/markov.rs:55:25 [INFO] [stderr] | [INFO] [stderr] 55 | let r = thread_rng().gen::() % (total_weight + value); [INFO] [stderr] | ^^^^^^^^^^ not found in this scope [INFO] [stderr] | [INFO] [stderr] help: possible candidate is found in another module, you can import it into scope [INFO] [stderr] | [INFO] [stderr] 2 | use minority::strategy::rand::thread_rng; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/prediction/markov.rs:33:66 [INFO] [stderr] | [INFO] [stderr] 12 | impl Markov { [INFO] [stderr] | - this type parameter [INFO] [stderr] ... [INFO] [stderr] 33 | self.map.get(&first_key).unwrap().insert(&second_key, value + 1); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | expected type parameter `T`, found `&T` [INFO] [stderr] | help: consider removing the borrow: `second_key` [INFO] [stderr] | [INFO] [stderr] = note: expected type parameter `T` [INFO] [stderr] found reference `&T` [INFO] [stderr] = help: type parameters must be constrained to match other types [INFO] [stderr] = note: for more information, visit https://doc.rust-lang.org/book/ch10-02-traits.html#traits-as-parameters [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/prediction/markov.rs:35:66 [INFO] [stderr] | [INFO] [stderr] 12 | impl Markov { [INFO] [stderr] | - this type parameter [INFO] [stderr] ... [INFO] [stderr] 35 | self.map.get(&first_key).unwrap().insert(&second_key, 1); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | expected type parameter `T`, found `&T` [INFO] [stderr] | help: consider removing the borrow: `second_key` [INFO] [stderr] | [INFO] [stderr] = note: expected type parameter `T` [INFO] [stderr] found reference `&T` [INFO] [stderr] = help: type parameters must be constrained to match other types [INFO] [stderr] = note: for more information, visit https://doc.rust-lang.org/book/ch10-02-traits.html#traits-as-parameters [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/prediction/markov.rs:39:38 [INFO] [stderr] | [INFO] [stderr] 12 | impl Markov { [INFO] [stderr] | - this type parameter [INFO] [stderr] ... [INFO] [stderr] 39 | new_value.insert(&second_key, 1); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | expected type parameter `T`, found `&T` [INFO] [stderr] | help: consider removing the borrow: `second_key` [INFO] [stderr] | [INFO] [stderr] = note: expected type parameter `T` [INFO] [stderr] found reference `&T` [INFO] [stderr] = help: type parameters must be constrained to match other types [INFO] [stderr] = note: for more information, visit https://doc.rust-lang.org/book/ch10-02-traits.html#traits-as-parameters [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/prediction/markov.rs:40:37 [INFO] [stderr] | [INFO] [stderr] 40 | self.map.insert(&first_key, new_value); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | expected struct `std::vec::Vec`, found `&std::vec::Vec` [INFO] [stderr] | help: consider removing the borrow: `first_key` [INFO] [stderr] | [INFO] [stderr] = note: expected struct `std::vec::Vec` [INFO] [stderr] found reference `&std::vec::Vec` [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/prediction/markov.rs:47:27 [INFO] [stderr] | [INFO] [stderr] 47 | if values.len() < self.step_size { [INFO] [stderr] | ^^^^^^^^^^^^^^ expected `usize`, found `u32` [INFO] [stderr] | [INFO] [stderr] help: you can convert an `u32` to `usize` and panic if the converted value wouldn't fit [INFO] [stderr] | [INFO] [stderr] 47 | if values.len() < self.step_size.try_into().unwrap() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/prediction/markov.rs:53:17 [INFO] [stderr] | [INFO] [stderr] 53 | for (key, value) in map { [INFO] [stderr] | ^^^^^^^^^^^^ --- this expression has type `&std::collections::BTreeMap` [INFO] [stderr] | | [INFO] [stderr] | expected struct `std::collections::BTreeMap`, found tuple [INFO] [stderr] | [INFO] [stderr] = note: expected struct `std::collections::BTreeMap` [INFO] [stderr] found tuple `(_, _)` [INFO] [stderr] [INFO] [stderr] error: aborting due to 7 previous errors; 1 warning emitted [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0308, E0425. [INFO] [stderr] For more information about an error, try `rustc --explain E0308`. [INFO] [stderr] error: could not compile `market-sim`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "2663f7e9f0456784d6bde36ba1967d1b12f3c9a14e2f6ffcac605e7eec6f4f13"` [INFO] running `"docker" "rm" "-f" "2663f7e9f0456784d6bde36ba1967d1b12f3c9a14e2f6ffcac605e7eec6f4f13"` [INFO] [stdout] 2663f7e9f0456784d6bde36ba1967d1b12f3c9a14e2f6ffcac605e7eec6f4f13