[INFO] cloning repository https://github.com/pan1997/mcts-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pan1997/mcts-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpan1997%2Fmcts-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpan1997%2Fmcts-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d7c1f2e435363ed2d9671c8ee07c10db953250a3 [INFO] checking pan1997/mcts-rs against try#81275a1445c7502a974118e0c69b795ab60be991 for pr-80243 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpan1997%2Fmcts-rs" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pan1997/mcts-rs on toolchain 81275a1445c7502a974118e0c69b795ab60be991 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/pan1997/mcts-rs [INFO] finished tweaking git repo https://github.com/pan1997/mcts-rs [INFO] tweaked toml for git repo https://github.com/pan1997/mcts-rs written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/pan1997/mcts-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 81708098187fd24ce0d282a549e85ac971ac170aae03f04df74c0d842e07cec6 [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" "81708098187fd24ce0d282a549e85ac971ac170aae03f04df74c0d842e07cec6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "81708098187fd24ce0d282a549e85ac971ac170aae03f04df74c0d842e07cec6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "81708098187fd24ce0d282a549e85ac971ac170aae03f04df74c0d842e07cec6", kill_on_drop: false }` [INFO] [stdout] 81708098187fd24ce0d282a549e85ac971ac170aae03f04df74c0d842e07cec6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c6474a8795337a4a4249f2afd50348f484d975bf3c02af334fffac20dbb7dad0 [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" "c6474a8795337a4a4249f2afd50348f484d975bf3c02af334fffac20dbb7dad0", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling libm v0.2.1 [INFO] [stderr] Compiling libc v0.2.73 [INFO] [stderr] Compiling getrandom v0.2.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking ppv-lite86 v0.2.8 [INFO] [stderr] Checking fixedbitset v0.2.0 [INFO] [stderr] Checking text_io v0.1.8 [INFO] [stderr] Checking atomic-counter v1.0.1 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling num-bigint v0.3.0 [INFO] [stderr] Compiling indexmap v1.4.0 [INFO] [stderr] Compiling num-rational v0.3.0 [INFO] [stderr] Compiling num-iter v0.1.41 [INFO] [stderr] Checking petgraph v0.5.1 [INFO] [stderr] Checking rand_core v0.6.0 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking rand v0.8.0 [INFO] [stderr] Checking num-complex v0.3.0 [INFO] [stderr] Checking rand_distr v0.4.0 [INFO] [stderr] Checking num v0.3.0 [INFO] [stderr] Checking mdp v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Ref` [INFO] [stdout] --> src/lib/mcts/parallel/mod.rs:3:29 [INFO] [stdout] | [INFO] [stdout] 3 | use std::cell::{UnsafeCell, Ref}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib/mcts/parallel/mod.rs:142:36 [INFO] [stdout] | [INFO] [stdout] 142 | let children = unsafe {(&mut *node.children.get())}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Ref` [INFO] [stdout] --> src/lib/mcts/parallel/mod.rs:3:29 [INFO] [stdout] | [INFO] [stdout] 3 | use std::cell::{UnsafeCell, Ref}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib/mcts/parallel/mod.rs:142:36 [INFO] [stdout] | [INFO] [stdout] 142 | let children = unsafe {(&mut *node.children.get())}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r` [INFO] [stdout] --> src/lib/mcts/parallel/mod.rs:216:76 [INFO] [stdout] | [INFO] [stdout] 216 | fn update_incoming_edge(&self, (p, index): &(Pointer, usize), r: F) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_r` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib/mcts/parallel/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] 134 | let mut node = self.node.as_ref().unwrap(); [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: variable does not need to be mutable [INFO] [stdout] --> src/lib/mcts/parallel/mod.rs:217:13 [INFO] [stdout] | [INFO] [stdout] 217 | let mut p_node = p.node.as_ref().unwrap(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/lib/mcts/tree/tree_policies.rs:77:19 [INFO] [stdout] | [INFO] [stdout] 77 | pub(crate) fn new(exploration_weight: f32, dirichelet_alpha: f32, dirichelet_weight: f32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new_with_data` [INFO] [stdout] --> src/lib/mcts/parallel/mod.rs:109:19 [INFO] [stdout] | [INFO] [stdout] 109 | pub(crate) fn new_with_data() -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r` [INFO] [stdout] --> src/lib/mcts/parallel/mod.rs:216:76 [INFO] [stdout] | [INFO] [stdout] 216 | fn update_incoming_edge(&self, (p, index): &(Pointer, usize), r: F) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_r` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib/mcts/parallel/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] 134 | let mut node = self.node.as_ref().unwrap(); [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: variable does not need to be mutable [INFO] [stdout] --> src/lib/mcts/parallel/mod.rs:217:13 [INFO] [stdout] | [INFO] [stdout] 217 | let mut p_node = p.node.as_ref().unwrap(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `graph2` [INFO] [stdout] --> src/lib/dp/mod.rs:76:8 [INFO] [stdout] | [INFO] [stdout] 76 | fn graph2() -> Graph { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `graph1` [INFO] [stdout] --> src/lib/dp/mod.rs:86:8 [INFO] [stdout] | [INFO] [stdout] 86 | fn graph1() -> Graph { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `mdp1` [INFO] [stdout] --> src/lib/dp/mod.rs:97:12 [INFO] [stdout] | [INFO] [stdout] 97 | pub fn mdp1() -> GraphMdp { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `mdp2` [INFO] [stdout] --> src/lib/dp/mod.rs:106:12 [INFO] [stdout] | [INFO] [stdout] 106 | pub fn mdp2() -> GraphMdp { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/lib/mcts/tree/tree_policies.rs:77:19 [INFO] [stdout] | [INFO] [stdout] 77 | pub(crate) fn new(exploration_weight: f32, dirichelet_alpha: f32, dirichelet_weight: f32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 17.43s [INFO] running `Command { std: "docker" "inspect" "c6474a8795337a4a4249f2afd50348f484d975bf3c02af334fffac20dbb7dad0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6474a8795337a4a4249f2afd50348f484d975bf3c02af334fffac20dbb7dad0", kill_on_drop: false }` [INFO] [stdout] c6474a8795337a4a4249f2afd50348f484d975bf3c02af334fffac20dbb7dad0