[INFO] fetching crate generic-bnp 0.1.0...
[INFO] checking generic-bnp-0.1.0 against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] extracting crate generic-bnp 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate generic-bnp 0.1.0
[INFO] finished tweaking crates.io crate generic-bnp 0.1.0
[INFO] tweaked toml for crates.io crate generic-bnp 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate generic-bnp 0.1.0 on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 38 packages to latest compatible versions
[INFO] [stderr]       Adding console v0.15.11 (available: v0.16.3)
[INFO] [stderr]       Adding itertools v0.11.0 (available: v0.14.0)
[INFO] [stderr]       Adding twox-hash v1.6.3 (available: v2.1.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 05aa6f15cb19479b4d8ac4245421622e1e850c3640b3eba4b7551fdbb5acf7b9
[INFO] running `Command { std: "docker" "start" "-a" "05aa6f15cb19479b4d8ac4245421622e1e850c3640b3eba4b7551fdbb5acf7b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05aa6f15cb19479b4d8ac4245421622e1e850c3640b3eba4b7551fdbb5acf7b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05aa6f15cb19479b4d8ac4245421622e1e850c3640b3eba4b7551fdbb5acf7b9", kill_on_drop: false }`
[INFO] [stdout] 05aa6f15cb19479b4d8ac4245421622e1e850c3640b3eba4b7551fdbb5acf7b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4014280c7f28736c90b64b5eb9296fb8d50320ba9975050547ddaf19551717ca
[INFO] running `Command { std: "docker" "start" "-a" "4014280c7f28736c90b64b5eb9296fb8d50320ba9975050547ddaf19551717ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling gurobi-sys v0.3.0
[INFO] [stderr]     Checking compare v0.1.0
[INFO] [stderr]     Checking itertools v0.4.19
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking twox-hash v1.6.3
[INFO] [stderr]     Checking binary-heap-plus v0.5.0
[INFO] [stderr]     Checking gurobi v0.3.4
[INFO] [stderr]     Checking generic-bnp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `processed_branches` is never read
[INFO] [stdout]    --> src/generic_master_problem/mod.rs:268:13
[INFO] [stdout]     |
[INFO] [stdout] 268 |             processed_branches += 1;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `branch_start_order` is never read
[INFO] [stdout]    --> src/ui/mod.rs:158:25
[INFO] [stdout]     |
[INFO] [stdout] 158 |                         branch_start_order += 1;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `branch_finish_order` is never read
[INFO] [stdout]    --> src/ui/mod.rs:181:25
[INFO] [stdout]     |
[INFO] [stdout] 181 |                         branch_finish_order += 1;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/generic_master_problem/column_pool.rs:73:28
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn get_all_columns(&self) -> (ColumnTicket,Iter<Column<ColumnType>>) {
[INFO] [stdout]    |                            ^^^^^                   ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn get_all_columns(&self) -> (ColumnTicket,Iter<'_, Column<ColumnType>>) {
[INFO] [stdout]    |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `processed_branches` is never read
[INFO] [stdout]    --> src/generic_master_problem/mod.rs:268:13
[INFO] [stdout]     |
[INFO] [stdout] 268 |             processed_branches += 1;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `branch_start_order` is never read
[INFO] [stdout]    --> src/ui/mod.rs:158:25
[INFO] [stdout]     |
[INFO] [stdout] 158 |                         branch_start_order += 1;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `branch_finish_order` is never read
[INFO] [stdout]    --> src/ui/mod.rs:181:25
[INFO] [stdout]     |
[INFO] [stdout] 181 |                         branch_finish_order += 1;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/generic_master_problem/column_pool.rs:73:28
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn get_all_columns(&self) -> (ColumnTicket,Iter<Column<ColumnType>>) {
[INFO] [stdout]    |                            ^^^^^                   ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn get_all_columns(&self) -> (ColumnTicket,Iter<'_, Column<ColumnType>>) {
[INFO] [stdout]    |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MasterProblem`, `Phase`, `SharedState`, and `UIUserMessage`
[INFO] [stdout]   --> tests/cutting_stock.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |         MasterProblem, Phase, SharedState, StabilizationSettings, UISender, UIUserMessage,
[INFO] [stdout]    |         ^^^^^^^^^^^^^  ^^^^^  ^^^^^^^^^^^                                   ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::Ordering`
[INFO] [stdout]   --> tests/cutting_stock.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     use std::cmp::Ordering;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Arc`
[INFO] [stdout]   --> tests/cutting_stock.rs:21:21
[INFO] [stdout]    |
[INFO] [stdout] 21 |     use std::sync::{Arc, RwLock};
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BnPFactory`
[INFO] [stdout]   --> tests/cutting_stock.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |         BnPFactory, BranchAndPrice, IBranchFilter, LDSSelection, LDSSettings, LPModel,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]   --> tests/cutting_stock.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     use itertools::Itertools;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ui`
[INFO] [stdout]   --> tests/cutting_stock.rs:29:56
[INFO] [stdout]    |
[INFO] [stdout] 29 |         fn new(problem_instance: &CuttingStockProblem, ui: UISender) -> Self {
[INFO] [stdout]    |                                                        ^^ help: if this is intentional, prefix it with an underscore: `_ui`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `active_filters`
[INFO] [stdout]   --> tests/cutting_stock.rs:38:29
[INFO] [stdout]    |
[INFO] [stdout] 38 |         fn solve(&mut self, active_filters: &[Branch], duals: &DualStorage) -> Vec<(f64, Column)> {
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_active_filters`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `column`
[INFO] [stdout]   --> tests/cutting_stock.rs:90:38
[INFO] [stdout]    |
[INFO] [stdout] 90 |         fn primal_cost_column(&self, column: &Column) -> f64 {
[INFO] [stdout]    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `best_int_obj`
[INFO] [stdout]    --> tests/cutting_stock.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 104 |             best_int_obj: f64,
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_best_int_obj`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `current_best_used_columns`
[INFO] [stdout]    --> tests/cutting_stock.rs:105:13
[INFO] [stdout]     |
[INFO] [stdout] 105 |             current_best_used_columns: usize,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_best_used_columns`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lower_bound`
[INFO] [stdout]    --> tests/cutting_stock.rs:195:13
[INFO] [stdout]     |
[INFO] [stdout] 195 |             lower_bound: f64,
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lower_bound`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `best_known`
[INFO] [stdout]    --> tests/cutting_stock.rs:196:13
[INFO] [stdout]     |
[INFO] [stdout] 196 |             best_known: &RwLock<(f64, Vec<(f64, ColumnId)>)>,
[INFO] [stdout]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_best_known`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> tests/cutting_stock.rs:274:16
[INFO] [stdout]     |
[INFO] [stdout] 274 |             if let Branch::ForceColumn(col_id, dir) = filter {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dir`
[INFO] [stdout]    --> tests/cutting_stock.rs:274:48
[INFO] [stdout]     |
[INFO] [stdout] 274 |             if let Branch::ForceColumn(col_id, dir) = filter {
[INFO] [stdout]     |                                                ^^^ help: if this is intentional, prefix it with an underscore: `_dir`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `solver`
[INFO] [stdout]    --> tests/cutting_stock.rs:285:13
[INFO] [stdout]     |
[INFO] [stdout] 285 |             solver: &PricingSolver,
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_solver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `solver`
[INFO] [stdout]    --> tests/cutting_stock.rs:317:13
[INFO] [stdout]     |
[INFO] [stdout] 317 |             solver: &PricingSolver,
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_solver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `active_filters`
[INFO] [stdout]    --> tests/cutting_stock.rs:318:13
[INFO] [stdout]     |
[INFO] [stdout] 318 |             active_filters: &[Branch],
[INFO] [stdout]     |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_active_filters`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `integer`
[INFO] [stdout]    --> tests/cutting_stock.rs:319:13
[INFO] [stdout]     |
[INFO] [stdout] 319 |             integer: bool,
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_integer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> tests/cutting_stock.rs:352:20
[INFO] [stdout]     |
[INFO] [stdout] 352 |                 if let Branch::ForceColumn(col, dir) = filter {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `solver`
[INFO] [stdout]    --> tests/cutting_stock.rs:346:13
[INFO] [stdout]     |
[INFO] [stdout] 346 |             solver: &PricingSolver,
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_solver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `solver`
[INFO] [stdout]    --> tests/cutting_stock.rs:373:13
[INFO] [stdout]     |
[INFO] [stdout] 373 |             solver: &PricingSolver,
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_solver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `solver`
[INFO] [stdout]    --> tests/cutting_stock.rs:388:13
[INFO] [stdout]     |
[INFO] [stdout] 388 |             solver: &PricingSolver,
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_solver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `active_filters`
[INFO] [stdout]    --> tests/cutting_stock.rs:389:13
[INFO] [stdout]     |
[INFO] [stdout] 389 |             active_filters: &[Branch],
[INFO] [stdout]     |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_active_filters`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `column_pool`
[INFO] [stdout]    --> tests/cutting_stock.rs:390:13
[INFO] [stdout]     |
[INFO] [stdout] 390 |             column_pool: &ColumnPool<Column, Branch>,
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_column_pool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `patterns`
[INFO] [stdout]    --> tests/cutting_stock.rs:391:13
[INFO] [stdout]     |
[INFO] [stdout] 391 |             patterns: &Vec<(f64, ColumnId)>,
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_patterns`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `filters`
[INFO] [stdout]    --> tests/cutting_stock.rs:400:13
[INFO] [stdout]     |
[INFO] [stdout] 400 |             filters: &[Branch],
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filters`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.44s
[INFO] running `Command { std: "docker" "inspect" "4014280c7f28736c90b64b5eb9296fb8d50320ba9975050547ddaf19551717ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4014280c7f28736c90b64b5eb9296fb8d50320ba9975050547ddaf19551717ca", kill_on_drop: false }`
[INFO] [stdout] 4014280c7f28736c90b64b5eb9296fb8d50320ba9975050547ddaf19551717ca
