[INFO] cloning repository https://github.com/drewstone/rl-hotel [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/drewstone/rl-hotel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrewstone%2Frl-hotel", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrewstone%2Frl-hotel'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 229832378e4dc8d93f118cef93f27858c1a49b6e [INFO] checking drewstone/rl-hotel against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrewstone%2Frl-hotel" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/drewstone/rl-hotel on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/drewstone/rl-hotel [INFO] finished tweaking git repo https://github.com/drewstone/rl-hotel [INFO] tweaked toml for git repo https://github.com/drewstone/rl-hotel written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/drewstone/rl-hotel 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded blas-src v0.2.1 [INFO] [stderr] Downloaded procedurals v0.3.1 [INFO] [stderr] Downloaded voronoi v0.1.4 [INFO] [stderr] Downloaded isatty v0.1.9 [INFO] [stderr] Downloaded derive-new v0.5.6 [INFO] [stderr] Downloaded num-complex v0.2.1 [INFO] [stderr] Downloaded pdqselect v0.1.0 [INFO] [stderr] Downloaded lfa v0.6.1 [INFO] [stderr] Downloaded ndarray-linalg v0.10.0 [INFO] [stderr] Downloaded threadpool v1.7.1 [INFO] [stderr] Downloaded rstat v0.2.0 [INFO] [stderr] Downloaded slog-async v2.3.0 [INFO] [stderr] Downloaded gnuplot v0.0.31 [INFO] [stderr] Downloaded rstar v0.2.0 [INFO] [stderr] Downloaded backtrace v0.3.26 [INFO] [stderr] Downloaded slog v2.4.1 [INFO] [stderr] Downloaded rsrl v0.6.0 [INFO] [stderr] Downloaded lapacke-sys v0.1.4 [INFO] [stderr] Downloaded lapacke v0.2.0 [INFO] [stderr] Downloaded redox_users v0.3.0 [INFO] [stderr] Downloaded slog-term v2.4.0 [INFO] [stderr] Downloaded geo v0.12.2 [INFO] [stderr] Downloaded spaces v4.7.1 [INFO] [stderr] Downloaded argon2rs v0.2.5 [INFO] [stderr] Downloaded special-fun v0.1.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dd5a1db6ec217e1c13b7877d4665403d607e580f6170355f7fc49057425596e7 [INFO] running `Command { std: "docker" "start" "-a" "dd5a1db6ec217e1c13b7877d4665403d607e580f6170355f7fc49057425596e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dd5a1db6ec217e1c13b7877d4665403d607e580f6170355f7fc49057425596e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dd5a1db6ec217e1c13b7877d4665403d607e580f6170355f7fc49057425596e7", kill_on_drop: false }` [INFO] [stdout] dd5a1db6ec217e1c13b7877d4665403d607e580f6170355f7fc49057425596e7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fb15fb9d56410736de05e8852187e5a418d4bb1773735a280cce9556f964a210 [INFO] running `Command { std: "docker" "start" "-a" "fb15fb9d56410736de05e8852187e5a418d4bb1773735a280cce9556f964a210", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.4 [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Compiling syn v0.15.34 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Compiling num-complex v0.2.1 [INFO] [stderr] Compiling matrixmultiply v0.1.15 [INFO] [stderr] Compiling serde v1.0.92 [INFO] [stderr] Checking either v1.5.2 [INFO] [stderr] Checking rawpointer v0.1.0 [INFO] [stderr] Compiling ndarray v0.12.1 [INFO] [stderr] Checking blas-src v0.2.1 [INFO] [stderr] Compiling cc v1.0.37 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling slog v2.4.1 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Compiling special-fun v0.1.6 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Compiling backtrace v0.3.26 [INFO] [stderr] Checking itertools v0.8.0 [INFO] [stderr] Checking rustc-demangle v0.1.15 [INFO] [stderr] Checking pdqselect v0.1.0 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Checking take_mut v0.2.2 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Checking cblas-sys v0.1.4 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking num_cpus v1.10.0 [INFO] [stderr] Checking dirs v1.0.5 [INFO] [stderr] Checking lapacke-sys v0.1.4 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking isatty v0.1.9 [INFO] [stderr] Checking threadpool v1.7.1 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking term v0.5.2 [INFO] [stderr] Checking slog-async v2.3.0 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking gnuplot v0.0.31 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking rstar v0.2.0 [INFO] [stderr] Checking ordered-float v0.5.2 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking voronoi v0.1.4 [INFO] [stderr] Checking geo-types v0.4.3 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking lapacke v0.2.0 [INFO] [stderr] Checking slog-term v2.4.0 [INFO] [stderr] Compiling procedurals v0.3.1 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Compiling serde_derive v1.0.92 [INFO] [stderr] Compiling derive-new v0.5.6 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking geo v0.12.2 [INFO] [stderr] Checking ndarray-linalg v0.10.0 [INFO] [stderr] Checking spaces v4.7.1 [INFO] [stderr] Checking lfa v0.6.1 [INFO] [stderr] Checking rsrl v0.6.0 [INFO] [stderr] Checking rstat v0.2.0 [INFO] [stderr] Checking rl-hotel v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Vector` is imported redundantly [INFO] [stdout] --> src/hotelling_agent.rs:83:15 [INFO] [stdout] | [INFO] [stdout] 82 | use super::*; [INFO] [stdout] | -------- the item `Vector` is already imported here [INFO] [stdout] 83 | use spaces::{Vector}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/hotelling_agent.rs:66:19 [INFO] [stdout] | [INFO] [stdout] 66 | pub fn make_move(mut self, _agent_states: &Matrix, _action_space: &LinearSpace) -> Result { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `num_agents` is never read [INFO] [stdout] --> src/simulation.rs:14:6 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct Simulation { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 14 | pub num_agents: u32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Simulation` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `OneD` is never constructed [INFO] [stdout] --> src/simulation.rs:21:2 [INFO] [stdout] | [INFO] [stdout] 20 | pub enum Dimensions { [INFO] [stdout] | ---------- variant in this enum [INFO] [stdout] 21 | OneD, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Dimensions` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Simple` and `Unknown` are never constructed [INFO] [stdout] --> src/hotelling_agent.rs:12:2 [INFO] [stdout] | [INFO] [stdout] 11 | pub enum HotellingAgentType { [INFO] [stdout] | ------------------ variants in this enum [INFO] [stdout] 12 | Simple, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 13 | Random, [INFO] [stdout] 14 | Unknown, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `HotellingAgentType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `UnexpectedNoneType` is never constructed [INFO] [stdout] --> src/hotelling_agent.rs:19:2 [INFO] [stdout] | [INFO] [stdout] 18 | pub enum SynthesisError { [INFO] [stdout] | -------------- variant in this enum [INFO] [stdout] 19 | UnexpectedNoneType, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `SynthesisError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `id` is never read [INFO] [stdout] --> src/hotelling_agent.rs:25:6 [INFO] [stdout] | [INFO] [stdout] 24 | pub struct HotellingAgent { [INFO] [stdout] | -------------- field in this struct [INFO] [stdout] 25 | pub id: u32, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `HotellingAgent` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `convex_hull` and `process_reward` are never used [INFO] [stdout] --> src/hotelling_agent.rs:70:9 [INFO] [stdout] | [INFO] [stdout] 30 | impl HotellingAgent { [INFO] [stdout] | ------------------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 70 | pub fn convex_hull(self, _new_agent_states: &Matrix, _action_space: &LinearSpace) -> Result<(), SynthesisError> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 75 | pub fn process_reward() -> Result<(), SynthesisError> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/hotelling_agent.rs:66:19 [INFO] [stdout] | [INFO] [stdout] 66 | pub fn make_move(mut self, _agent_states: &Matrix, _action_space: &LinearSpace) -> Result { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `UnexpectedNoneType` is never constructed [INFO] [stdout] --> src/hotelling_agent.rs:19:2 [INFO] [stdout] | [INFO] [stdout] 18 | pub enum SynthesisError { [INFO] [stdout] | -------------- variant in this enum [INFO] [stdout] 19 | UnexpectedNoneType, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `SynthesisError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `id` is never read [INFO] [stdout] --> src/hotelling_agent.rs:25:6 [INFO] [stdout] | [INFO] [stdout] 24 | pub struct HotellingAgent { [INFO] [stdout] | -------------- field in this struct [INFO] [stdout] 25 | pub id: u32, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `HotellingAgent` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `convex_hull` and `process_reward` are never used [INFO] [stdout] --> src/hotelling_agent.rs:70:9 [INFO] [stdout] | [INFO] [stdout] 30 | impl HotellingAgent { [INFO] [stdout] | ------------------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 70 | pub fn convex_hull(self, _new_agent_states: &Matrix, _action_space: &LinearSpace) -> Result<(), SynthesisError> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 75 | pub fn process_reward() -> Result<(), SynthesisError> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.58s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.9 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "fb15fb9d56410736de05e8852187e5a418d4bb1773735a280cce9556f964a210", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb15fb9d56410736de05e8852187e5a418d4bb1773735a280cce9556f964a210", kill_on_drop: false }` [INFO] [stdout] fb15fb9d56410736de05e8852187e5a418d4bb1773735a280cce9556f964a210