[INFO] fetching crate milp-types 0.0.1...
[INFO] checking milp-types-0.0.1 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate milp-types 0.0.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate milp-types 0.0.1 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate milp-types 0.0.1
[INFO] finished tweaking crates.io crate milp-types 0.0.1
[INFO] tweaked toml for crates.io crate milp-types 0.0.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lp-types v0.0.0
[INFO] [stderr]   Downloaded sprs v0.11.1
[INFO] [stderr]   Downloaded latexify v0.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd6c3ee4cdaac715223605031162a12e718a15c6d3ffdfb2a355e5a5801e4850
[INFO] running `Command { std: "docker" "start" "-a" "dd6c3ee4cdaac715223605031162a12e718a15c6d3ffdfb2a355e5a5801e4850", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd6c3ee4cdaac715223605031162a12e718a15c6d3ffdfb2a355e5a5801e4850", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd6c3ee4cdaac715223605031162a12e718a15c6d3ffdfb2a355e5a5801e4850", kill_on_drop: false }`
[INFO] [stdout] dd6c3ee4cdaac715223605031162a12e718a15c6d3ffdfb2a355e5a5801e4850
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 834e7ec710d1e9c8da71d6da0d43d8a2e8d6840ccd65568063f24c293aabe205
[INFO] running `Command { std: "docker" "start" "-a" "834e7ec710d1e9c8da71d6da0d43d8a2e8d6840ccd65568063f24c293aabe205", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking latexify v0.0.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]     Checking alga v0.9.3
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]     Checking sprs v0.11.1
[INFO] [stderr]     Checking lp-types v0.0.0
[INFO] [stderr]     Checking milp-types v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `LinearEquation`
[INFO] [stdout]   --> src/solver/mod.rs:49:18
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let mut e1 = LinearEquation::new(LinearConstraint::le(1.0)).unwrap();
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^ use of undeclared type `LinearEquation`
[INFO] [stdout]    |
[INFO] [stdout] help: a struct with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let mut e1 = MixedEquation::new(LinearConstraint::le(1.0)).unwrap();
[INFO] [stdout]    |                  ~~~~~~~~~~~~~
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 1  + use lp_types::LinearEquation;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `LinearConstraint`
[INFO] [stdout]   --> src/solver/mod.rs:49:38
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let mut e1 = LinearEquation::new(LinearConstraint::le(1.0)).unwrap();
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^ use of undeclared type `LinearConstraint`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]    |
[INFO] [stdout] 1  + use lp_types::LinearConstraint;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `LinearEquation`
[INFO] [stdout]   --> src/solver/mod.rs:54:18
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let mut e2 = LinearEquation::new(LinearConstraint::le(2.0)).unwrap();
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^ use of undeclared type `LinearEquation`
[INFO] [stdout]    |
[INFO] [stdout] help: a struct with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let mut e2 = MixedEquation::new(LinearConstraint::le(2.0)).unwrap();
[INFO] [stdout]    |                  ~~~~~~~~~~~~~
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 1  + use lp_types::LinearEquation;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `LinearConstraint`
[INFO] [stdout]   --> src/solver/mod.rs:54:38
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let mut e2 = LinearEquation::new(LinearConstraint::le(2.0)).unwrap();
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^ use of undeclared type `LinearConstraint`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]    |
[INFO] [stdout] 1  + use lp_types::LinearConstraint;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `LinearVariable`
[INFO] [stdout]   --> src/solver/mod.rs:59:26
[INFO] [stdout]    |
[INFO] [stdout] 59 |     problem.add_variable(LinearVariable::le("x", 1.0));
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^ use of undeclared type `LinearVariable`
[INFO] [stdout]    |
[INFO] [stdout] help: a struct with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 59 |     problem.add_variable(MixedVariable::le("x", 1.0));
[INFO] [stdout]    |                          ~~~~~~~~~~~~~
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 1  + use lp_types::LinearVariable;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `LinearVariable`
[INFO] [stdout]   --> src/solver/mod.rs:60:26
[INFO] [stdout]    |
[INFO] [stdout] 60 |     problem.add_variable(LinearVariable::le("y", 1.0));
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^ use of undeclared type `LinearVariable`
[INFO] [stdout]    |
[INFO] [stdout] help: a struct with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 60 |     problem.add_variable(MixedVariable::le("y", 1.0));
[INFO] [stdout]    |                          ~~~~~~~~~~~~~
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 1  + use lp_types::LinearVariable;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `LinearVariable`
[INFO] [stdout]   --> src/solver/mod.rs:61:26
[INFO] [stdout]    |
[INFO] [stdout] 61 |     problem.add_variable(LinearVariable::le("z", 1.0));
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^ use of undeclared type `LinearVariable`
[INFO] [stdout]    |
[INFO] [stdout] help: a struct with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 61 |     problem.add_variable(MixedVariable::le("z", 1.0));
[INFO] [stdout]    |                          ~~~~~~~~~~~~~
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 1  + use lp_types::LinearVariable;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `milp-types` (lib test) due to 8 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "834e7ec710d1e9c8da71d6da0d43d8a2e8d6840ccd65568063f24c293aabe205", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "834e7ec710d1e9c8da71d6da0d43d8a2e8d6840ccd65568063f24c293aabe205", kill_on_drop: false }`
[INFO] [stdout] 834e7ec710d1e9c8da71d6da0d43d8a2e8d6840ccd65568063f24c293aabe205
[INFO] checking milp-types-0.0.1 against try#72eda894eb3548c7ba774079ce0afab42958d4ee for pr-121848-1
[INFO] extracting crate milp-types 0.0.1 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate milp-types 0.0.1 on toolchain 72eda894eb3548c7ba774079ce0afab42958d4ee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate milp-types 0.0.1
[INFO] finished tweaking crates.io crate milp-types 0.0.1
[INFO] tweaked toml for crates.io crate milp-types 0.0.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 831d7af08df206294cff1ebb91d821419e7bc69af0c2432fad07dc864d130d85
[INFO] running `Command { std: "docker" "start" "-a" "831d7af08df206294cff1ebb91d821419e7bc69af0c2432fad07dc864d130d85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "831d7af08df206294cff1ebb91d821419e7bc69af0c2432fad07dc864d130d85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "831d7af08df206294cff1ebb91d821419e7bc69af0c2432fad07dc864d130d85", kill_on_drop: false }`
[INFO] [stdout] 831d7af08df206294cff1ebb91d821419e7bc69af0c2432fad07dc864d130d85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d91375b3e90619248651fe1d57c28e6e4ff6b16914a8aafe47a475a5c02acbae
[INFO] running `Command { std: "docker" "start" "-a" "d91375b3e90619248651fe1d57c28e6e4ff6b16914a8aafe47a475a5c02acbae", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking latexify v0.0.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]     Checking alga v0.9.3
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]     Checking sprs v0.11.1
[INFO] [stderr]     Checking lp-types v0.0.0
[INFO] [stderr]     Checking milp-types v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `LinearEquation`
[INFO] [stdout]   --> src/solver/mod.rs:49:18
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let mut e1 = LinearEquation::new(LinearConstraint::le(1.0)).unwrap();
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^ use of undeclared type `LinearEquation`
[INFO] [stdout]    |
[INFO] [stdout] help: a struct with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let mut e1 = MixedEquation::new(LinearConstraint::le(1.0)).unwrap();
[INFO] [stdout]    |                  ~~~~~~~~~~~~~
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 1  + use lp_types::LinearEquation;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `LinearConstraint`
[INFO] [stdout]   --> src/solver/mod.rs:49:38
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let mut e1 = LinearEquation::new(LinearConstraint::le(1.0)).unwrap();
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^ use of undeclared type `LinearConstraint`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]    |
[INFO] [stdout] 1  + use lp_types::LinearConstraint;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `LinearEquation`
[INFO] [stdout]   --> src/solver/mod.rs:54:18
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let mut e2 = LinearEquation::new(LinearConstraint::le(2.0)).unwrap();
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^ use of undeclared type `LinearEquation`
[INFO] [stdout]    |
[INFO] [stdout] help: a struct with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let mut e2 = MixedEquation::new(LinearConstraint::le(2.0)).unwrap();
[INFO] [stdout]    |                  ~~~~~~~~~~~~~
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 1  + use lp_types::LinearEquation;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `LinearConstraint`
[INFO] [stdout]   --> src/solver/mod.rs:54:38
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let mut e2 = LinearEquation::new(LinearConstraint::le(2.0)).unwrap();
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^ use of undeclared type `LinearConstraint`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]    |
[INFO] [stdout] 1  + use lp_types::LinearConstraint;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `LinearVariable`
[INFO] [stdout]   --> src/solver/mod.rs:59:26
[INFO] [stdout]    |
[INFO] [stdout] 59 |     problem.add_variable(LinearVariable::le("x", 1.0));
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^ use of undeclared type `LinearVariable`
[INFO] [stdout]    |
[INFO] [stdout] help: a struct with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 59 |     problem.add_variable(MixedVariable::le("x", 1.0));
[INFO] [stdout]    |                          ~~~~~~~~~~~~~
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 1  + use lp_types::LinearVariable;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `LinearVariable`
[INFO] [stdout]   --> src/solver/mod.rs:60:26
[INFO] [stdout]    |
[INFO] [stdout] 60 |     problem.add_variable(LinearVariable::le("y", 1.0));
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^ use of undeclared type `LinearVariable`
[INFO] [stdout]    |
[INFO] [stdout] help: a struct with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 60 |     problem.add_variable(MixedVariable::le("y", 1.0));
[INFO] [stdout]    |                          ~~~~~~~~~~~~~
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 1  + use lp_types::LinearVariable;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `LinearVariable`
[INFO] [stdout]   --> src/solver/mod.rs:61:26
[INFO] [stdout]    |
[INFO] [stdout] 61 |     problem.add_variable(LinearVariable::le("z", 1.0));
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^ use of undeclared type `LinearVariable`
[INFO] [stdout]    |
[INFO] [stdout] help: a struct with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 61 |     problem.add_variable(MixedVariable::le("z", 1.0));
[INFO] [stdout]    |                          ~~~~~~~~~~~~~
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 1  + use lp_types::LinearVariable;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `milp-types` (lib test) due to 8 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d91375b3e90619248651fe1d57c28e6e4ff6b16914a8aafe47a475a5c02acbae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d91375b3e90619248651fe1d57c28e6e4ff6b16914a8aafe47a475a5c02acbae", kill_on_drop: false }`
[INFO] [stdout] d91375b3e90619248651fe1d57c28e6e4ff6b16914a8aafe47a475a5c02acbae
