[INFO] fetching crate mct-rs 0.4.1...
[INFO] testing mct-rs-0.4.1 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate mct-rs 0.4.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate mct-rs 0.4.1
[INFO] finished tweaking crates.io crate mct-rs 0.4.1
[INFO] tweaked toml for crates.io crate mct-rs 0.4.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mct-rs 0.4.1 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mct-rs 0.4.1 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 85e3194370f07e18eeaf1e5d072758eb2571ed2d7543de52782f1bdbeb01db64
[INFO] running `Command { std: "docker" "start" "85e3194370f07e18eeaf1e5d072758eb2571ed2d7543de52782f1bdbeb01db64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85e3194370f07e18eeaf1e5d072758eb2571ed2d7543de52782f1bdbeb01db64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "85e3194370f07e18eeaf1e5d072758eb2571ed2d7543de52782f1bdbeb01db64" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85e3194370f07e18eeaf1e5d072758eb2571ed2d7543de52782f1bdbeb01db64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "85e3194370f07e18eeaf1e5d072758eb2571ed2d7543de52782f1bdbeb01db64" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling mct-rs v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::f64::NEG_INFINITY`: replaced by the `NEG_INFINITY` associated constant on `f64`
[INFO] [stdout]    --> src/mcts.rs:128:62
[INFO] [stdout]     |
[INFO] [stdout] 128 |                 let maxq = qvalues.iter().copied().fold(f64::NEG_INFINITY, f64::max);
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::MIN_POSITIVE`: replaced by the `MIN_POSITIVE` associated constant on `f64`
[INFO] [stdout]    --> src/mcts.rs:132:61
[INFO] [stdout]     |
[INFO] [stdout] 132 |                 let sum = expq.iter().sum::<f64>().max(f64::MIN_POSITIVE);
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::NEG_INFINITY`: replaced by the `NEG_INFINITY` associated constant on `f64`
[INFO] [stdout]    --> src/mcts.rs:151:38
[INFO] [stdout]     |
[INFO] [stdout] 151 |                 let mut bestq = f64::NEG_INFINITY;
[INFO] [stdout]     |                                      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::NEG_INFINITY`: replaced by the `NEG_INFINITY` associated constant on `f64`
[INFO] [stdout]   --> src/ucb1.rs:32:34
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let mut max_value = f64::NEG_INFINITY;
[INFO] [stdout]    |                                  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.77s
[INFO] running `Command { std: "docker" "inspect" "85e3194370f07e18eeaf1e5d072758eb2571ed2d7543de52782f1bdbeb01db64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "85e3194370f07e18eeaf1e5d072758eb2571ed2d7543de52782f1bdbeb01db64" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling mct-rs v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::f64::NEG_INFINITY`: replaced by the `NEG_INFINITY` associated constant on `f64`
[INFO] [stdout]    --> src/mcts.rs:128:62
[INFO] [stdout]     |
[INFO] [stdout] 128 |                 let maxq = qvalues.iter().copied().fold(f64::NEG_INFINITY, f64::max);
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::MIN_POSITIVE`: replaced by the `MIN_POSITIVE` associated constant on `f64`
[INFO] [stdout]    --> src/mcts.rs:132:61
[INFO] [stdout]     |
[INFO] [stdout] 132 |                 let sum = expq.iter().sum::<f64>().max(f64::MIN_POSITIVE);
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::NEG_INFINITY`: replaced by the `NEG_INFINITY` associated constant on `f64`
[INFO] [stdout]    --> src/mcts.rs:151:38
[INFO] [stdout]     |
[INFO] [stdout] 151 |                 let mut bestq = f64::NEG_INFINITY;
[INFO] [stdout]     |                                      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::NEG_INFINITY`: replaced by the `NEG_INFINITY` associated constant on `f64`
[INFO] [stdout]   --> src/ucb1.rs:32:34
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let mut max_value = f64::NEG_INFINITY;
[INFO] [stdout]    |                                  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::NEG_INFINITY`: replaced by the `NEG_INFINITY` associated constant on `f64`
[INFO] [stdout]    --> src/mcts.rs:128:62
[INFO] [stdout]     |
[INFO] [stdout] 128 |                 let maxq = qvalues.iter().copied().fold(f64::NEG_INFINITY, f64::max);
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::MIN_POSITIVE`: replaced by the `MIN_POSITIVE` associated constant on `f64`
[INFO] [stdout]    --> src/mcts.rs:132:61
[INFO] [stdout]     |
[INFO] [stdout] 132 |                 let sum = expq.iter().sum::<f64>().max(f64::MIN_POSITIVE);
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::NEG_INFINITY`: replaced by the `NEG_INFINITY` associated constant on `f64`
[INFO] [stdout]    --> src/mcts.rs:151:38
[INFO] [stdout]     |
[INFO] [stdout] 151 |                 let mut bestq = f64::NEG_INFINITY;
[INFO] [stdout]     |                                      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::NEG_INFINITY`: replaced by the `NEG_INFINITY` associated constant on `f64`
[INFO] [stdout]   --> src/ucb1.rs:32:34
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let mut max_value = f64::NEG_INFINITY;
[INFO] [stdout]    |                                  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]    --> src/node.rs:228:35
[INFO] [stdout]     |
[INFO] [stdout] 228 |         fn get_transitions(&self, state: &u32, action: &TestAction) -> Vec<(u32, f64)> {
[INFO] [stdout]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `action`
[INFO] [stdout]    --> src/node.rs:228:48
[INFO] [stdout]     |
[INFO] [stdout] 228 |         fn get_transitions(&self, state: &u32, action: &TestAction) -> Vec<(u32, f64)> {
[INFO] [stdout]     |                                                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_action`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]    --> src/node.rs:232:30
[INFO] [stdout]     |
[INFO] [stdout] 232 |         fn get_reward(&self, state: &u32, action: &TestAction, next_state: &u32) -> f64 {
[INFO] [stdout]     |                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `action`
[INFO] [stdout]    --> src/node.rs:232:43
[INFO] [stdout]     |
[INFO] [stdout] 232 |         fn get_reward(&self, state: &u32, action: &TestAction, next_state: &u32) -> f64 {
[INFO] [stdout]     |                                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_action`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `next_state`
[INFO] [stdout]    --> src/node.rs:232:64
[INFO] [stdout]     |
[INFO] [stdout] 232 |         fn get_reward(&self, state: &u32, action: &TestAction, next_state: &u32) -> f64 {
[INFO] [stdout]     |                                                                ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_next_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DummyUCB` is never constructed
[INFO] [stdout]    --> src/node.rs:249:12
[INFO] [stdout]     |
[INFO] [stdout] 249 |     struct DummyUCB;
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "85e3194370f07e18eeaf1e5d072758eb2571ed2d7543de52782f1bdbeb01db64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "85e3194370f07e18eeaf1e5d072758eb2571ed2d7543de52782f1bdbeb01db64" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated constant `std::f64::NEG_INFINITY`: replaced by the `NEG_INFINITY` associated constant on `f64`
[INFO] [stderr]    --> src/mcts.rs:128:62
[INFO] [stderr]     |
[INFO] [stderr] 128 |                 let maxq = qvalues.iter().copied().fold(f64::NEG_INFINITY, f64::max);
[INFO] [stderr]     |                                                              ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::f64::MIN_POSITIVE`: replaced by the `MIN_POSITIVE` associated constant on `f64`
[INFO] [stderr]    --> src/mcts.rs:132:61
[INFO] [stderr]     |
[INFO] [stderr] 132 |                 let sum = expq.iter().sum::<f64>().max(f64::MIN_POSITIVE);
[INFO] [stderr]     |                                                             ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::f64::NEG_INFINITY`: replaced by the `NEG_INFINITY` associated constant on `f64`
[INFO] [stderr]    --> src/mcts.rs:151:38
[INFO] [stderr]     |
[INFO] [stderr] 151 |                 let mut bestq = f64::NEG_INFINITY;
[INFO] [stderr]     |                                      ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::f64::NEG_INFINITY`: replaced by the `NEG_INFINITY` associated constant on `f64`
[INFO] [stderr]   --> src/ucb1.rs:32:34
[INFO] [stderr]    |
[INFO] [stderr] 32 |         let mut max_value = f64::NEG_INFINITY;
[INFO] [stderr]    |                                  ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `mct-rs` (lib) generated 4 warnings
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/node.rs:228:35
[INFO] [stderr]     |
[INFO] [stderr] 228 |         fn get_transitions(&self, state: &u32, action: &TestAction) -> Vec<(u32, f64)> {
[INFO] [stderr]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `action`
[INFO] [stderr]    --> src/node.rs:228:48
[INFO] [stderr]     |
[INFO] [stderr] 228 |         fn get_transitions(&self, state: &u32, action: &TestAction) -> Vec<(u32, f64)> {
[INFO] [stderr]     |                                                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_action`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/node.rs:232:30
[INFO] [stderr]     |
[INFO] [stderr] 232 |         fn get_reward(&self, state: &u32, action: &TestAction, next_state: &u32) -> f64 {
[INFO] [stderr]     |                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `action`
[INFO] [stderr]    --> src/node.rs:232:43
[INFO] [stderr]     |
[INFO] [stderr] 232 |         fn get_reward(&self, state: &u32, action: &TestAction, next_state: &u32) -> f64 {
[INFO] [stderr]     |                                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_action`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `next_state`
[INFO] [stderr]    --> src/node.rs:232:64
[INFO] [stderr]     |
[INFO] [stderr] 232 |         fn get_reward(&self, state: &u32, action: &TestAction, next_state: &u32) -> f64 {
[INFO] [stderr]     |                                                                ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_next_state`
[INFO] [stderr] 
[INFO] [stderr] warning: struct `DummyUCB` is never constructed
[INFO] [stderr]    --> src/node.rs:249:12
[INFO] [stderr]     |
[INFO] [stderr] 249 |     struct DummyUCB;
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `mct-rs` (lib test) generated 10 warnings (4 duplicates) (run `cargo fix --lib -p mct-rs --tests` to apply 5 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/mct-rs/1537ce9c5fb75ba8/out/mct_rs-1537ce9c5fb75ba8)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test node::tests::test_expand_adds_one_child ... ok
[INFO] [stdout] test node::tests::test_node_new ... ok
[INFO] [stdout] test node::tests::test_is_full_expanded ... ok
[INFO] [stdout] test node::tests::test_expand_terminal_returns_self ... ok
[INFO] [stdout] test node::tests::test_select_traverses_fully_expanded ... ok
[INFO] [stdout] test node::tests::test_select_returns_terminal_node ... ok
[INFO] [stdout] test node::tests::test_back_propagate_increments_visits ... ok
[INFO] [stdout] test node::tests::test_get_outcome_child_returns_existing_child ... ok
[INFO] [stdout] test node::tests::test_get_outcome_child_adds_new_child ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mct_rs
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "85e3194370f07e18eeaf1e5d072758eb2571ed2d7543de52782f1bdbeb01db64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85e3194370f07e18eeaf1e5d072758eb2571ed2d7543de52782f1bdbeb01db64", kill_on_drop: false }`
[INFO] [stdout] 85e3194370f07e18eeaf1e5d072758eb2571ed2d7543de52782f1bdbeb01db64
