[INFO] cloning repository https://github.com/BraedonWooding/CVM
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BraedonWooding/CVM" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBraedonWooding%2FCVM", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBraedonWooding%2FCVM'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0e56aca584335420d8f22a7eddd54c23fa94316d
[INFO] testing BraedonWooding/CVM against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBraedonWooding%2FCVM" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BraedonWooding/CVM on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BraedonWooding/CVM
[INFO] finished tweaking git repo https://github.com/BraedonWooding/CVM
[INFO] tweaked toml for git repo https://github.com/BraedonWooding/CVM written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/BraedonWooding/CVM already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded impls v1.0.3
[INFO] [stderr]   Downloaded atomic-counter v1.0.1
[INFO] [stderr]   Downloaded enum-as-inner v0.3.0
[INFO] [stderr]   Downloaded termion v1.5.4
[INFO] [stderr]   Downloaded tui v0.7.0
[INFO] [stderr]   Downloaded colored v1.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57e564ff297bb53a1b48dc0522de7928f5a95d5761544db765d50cb34600a6db
[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" "57e564ff297bb53a1b48dc0522de7928f5a95d5761544db765d50cb34600a6db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57e564ff297bb53a1b48dc0522de7928f5a95d5761544db765d50cb34600a6db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57e564ff297bb53a1b48dc0522de7928f5a95d5761544db765d50cb34600a6db", kill_on_drop: false }`
[INFO] [stdout] 57e564ff297bb53a1b48dc0522de7928f5a95d5761544db765d50cb34600a6db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad3b8fedc91daae1db6062993d3a550e84bb63204ed26a5c50a285d2e1e4406a
[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" "ad3b8fedc91daae1db6062993d3a550e84bb63204ed26a5c50a285d2e1e4406a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling impls v1.0.3
[INFO] [stderr]    Compiling atomic-counter v1.0.1
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling termion v1.5.4
[INFO] [stderr]    Compiling colored v1.9.0
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling tui v0.7.0
[INFO] [stderr]    Compiling simple_logger v1.3.0
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling enum-as-inner v0.3.0
[INFO] [stderr]    Compiling cvm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ast::*`
[INFO] [stdout]  --> src/c_transpiler.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ast::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ast::*`
[INFO] [stdout]  --> src/compiler/parser.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use ast::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ast::*`
[INFO] [stdout]  --> src/compiler/type_check.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ast::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `info`
[INFO] [stdout]  --> src/compiler/type_check.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | use log::{info, warn};
[INFO] [stdout]   |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ast::*`
[INFO] [stdout]  --> src/compiler/type_infer.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use ast::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `info`, `trace`
[INFO] [stdout]  --> src/logger.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | use log::{info, trace, warn};
[INFO] [stdout]   |           ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::compiler::ast::*`
[INFO] [stdout]  --> src/logger.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::compiler::ast::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::compiler::parser::*`
[INFO] [stdout]  --> src/logger.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::compiler::parser::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `init`
[INFO] [stdout]    --> src/compiler/type_check.rs:354:40
[INFO] [stdout]     |
[INFO] [stdout] 354 |             ExprKind::Init(ref mut ty, ref mut init) => {
[INFO] [stdout]     |                                        ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_init`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cond`
[INFO] [stdout]    --> src/compiler/type_check.rs:481:17
[INFO] [stdout]     |
[INFO] [stdout] 481 |                 ref mut cond,
[INFO] [stdout]     |                 ^^^^^^^^^^^^ help: try ignoring the field: `cond: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `if_true`
[INFO] [stdout]    --> src/compiler/type_check.rs:482:17
[INFO] [stdout]     |
[INFO] [stdout] 482 |                 ref mut if_true,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^ help: try ignoring the field: `if_true: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `if_false`
[INFO] [stdout]    --> src/compiler/type_check.rs:483:17
[INFO] [stdout]     |
[INFO] [stdout] 483 |                 ref mut if_false,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^ help: try ignoring the field: `if_false: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/compiler/type_infer.rs:132:44
[INFO] [stdout]     |
[INFO] [stdout] 132 |             ExprKind::Member(ref mut expr, id) => {
[INFO] [stdout]     |                                            ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/compiler/type_infer.rs:142:35
[INFO] [stdout]     |
[INFO] [stdout] 142 |             ExprKind::GenFuncCall(id, gen_args, args) => {
[INFO] [stdout]     |                                   ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gen_args`
[INFO] [stdout]    --> src/compiler/type_infer.rs:142:39
[INFO] [stdout]     |
[INFO] [stdout] 142 |             ExprKind::GenFuncCall(id, gen_args, args) => {
[INFO] [stdout]     |                                       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_gen_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]    --> src/compiler/type_infer.rs:262:17
[INFO] [stdout]     |
[INFO] [stdout] 262 |                 ref mut args,
[INFO] [stdout]     |                 ^^^^^^^^^^^^ help: try ignoring the field: `args: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block`
[INFO] [stdout]    --> src/compiler/type_infer.rs:263:17
[INFO] [stdout]     |
[INFO] [stdout] 263 |                 ref mut block,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ help: try ignoring the field: `block: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/compiler/type_infer.rs:80:21
[INFO] [stdout]    |
[INFO] [stdout] 80 |                     std::mem::replace(&mut *cpy.borrow_mut(), decl.decl_type.clone());
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.61s
[INFO] running `Command { std: "docker" "inspect" "ad3b8fedc91daae1db6062993d3a550e84bb63204ed26a5c50a285d2e1e4406a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad3b8fedc91daae1db6062993d3a550e84bb63204ed26a5c50a285d2e1e4406a", kill_on_drop: false }`
[INFO] [stdout] ad3b8fedc91daae1db6062993d3a550e84bb63204ed26a5c50a285d2e1e4406a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbbd1fc0c23816f653b8964f9116ea55dc09d8b08d278d6fa6042c4911a591d8
[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" "fbbd1fc0c23816f653b8964f9116ea55dc09d8b08d278d6fa6042c4911a591d8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cvm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ast::*`
[INFO] [stdout]  --> src/c_transpiler.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ast::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ast::*`
[INFO] [stdout]  --> src/compiler/parser.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use ast::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ast::*`
[INFO] [stdout]  --> src/compiler/type_check.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ast::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `info`
[INFO] [stdout]  --> src/compiler/type_check.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | use log::{info, warn};
[INFO] [stdout]   |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ast::*`
[INFO] [stdout]  --> src/compiler/type_infer.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use ast::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `info`, `trace`
[INFO] [stdout]  --> src/logger.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | use log::{info, trace, warn};
[INFO] [stdout]   |           ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::compiler::ast::*`
[INFO] [stdout]  --> src/logger.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::compiler::ast::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::compiler::parser::*`
[INFO] [stdout]  --> src/logger.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::compiler::parser::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `init`
[INFO] [stdout]    --> src/compiler/type_check.rs:354:40
[INFO] [stdout]     |
[INFO] [stdout] 354 |             ExprKind::Init(ref mut ty, ref mut init) => {
[INFO] [stdout]     |                                        ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_init`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cond`
[INFO] [stdout]    --> src/compiler/type_check.rs:481:17
[INFO] [stdout]     |
[INFO] [stdout] 481 |                 ref mut cond,
[INFO] [stdout]     |                 ^^^^^^^^^^^^ help: try ignoring the field: `cond: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `if_true`
[INFO] [stdout]    --> src/compiler/type_check.rs:482:17
[INFO] [stdout]     |
[INFO] [stdout] 482 |                 ref mut if_true,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^ help: try ignoring the field: `if_true: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `if_false`
[INFO] [stdout]    --> src/compiler/type_check.rs:483:17
[INFO] [stdout]     |
[INFO] [stdout] 483 |                 ref mut if_false,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^ help: try ignoring the field: `if_false: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/compiler/type_infer.rs:132:44
[INFO] [stdout]     |
[INFO] [stdout] 132 |             ExprKind::Member(ref mut expr, id) => {
[INFO] [stdout]     |                                            ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/compiler/type_infer.rs:142:35
[INFO] [stdout]     |
[INFO] [stdout] 142 |             ExprKind::GenFuncCall(id, gen_args, args) => {
[INFO] [stdout]     |                                   ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gen_args`
[INFO] [stdout]    --> src/compiler/type_infer.rs:142:39
[INFO] [stdout]     |
[INFO] [stdout] 142 |             ExprKind::GenFuncCall(id, gen_args, args) => {
[INFO] [stdout]     |                                       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_gen_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]    --> src/compiler/type_infer.rs:262:17
[INFO] [stdout]     |
[INFO] [stdout] 262 |                 ref mut args,
[INFO] [stdout]     |                 ^^^^^^^^^^^^ help: try ignoring the field: `args: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block`
[INFO] [stdout]    --> src/compiler/type_infer.rs:263:17
[INFO] [stdout]     |
[INFO] [stdout] 263 |                 ref mut block,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ help: try ignoring the field: `block: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/compiler/type_infer.rs:80:21
[INFO] [stdout]    |
[INFO] [stdout] 80 |                     std::mem::replace(&mut *cpy.borrow_mut(), decl.decl_type.clone());
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cvm_lib::compiler::ast::*`
[INFO] [stdout]  --> tests/unification_tests.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cvm_lib::compiler::ast::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cvm_lib::compiler::scope::*`
[INFO] [stdout]  --> tests/unification_tests.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use cvm_lib::compiler::scope::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> tests/unification_tests.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `test_sets` should have an upper case name
[INFO] [stdout]   --> tests/misc_tests.rs:18:7
[INFO] [stdout]    |
[INFO] [stdout] 18 | const test_sets: &'static [&'static str] = &[
[INFO] [stdout]    |       ^^^^^^^^^ help: convert the identifier to upper case: `TEST_SETS`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ast::*`
[INFO] [stdout]  --> src/c_transpiler.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ast::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ast::*`
[INFO] [stdout]  --> src/compiler/parser.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use ast::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ast::*`
[INFO] [stdout]  --> src/compiler/type_check.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ast::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `info`
[INFO] [stdout]  --> src/compiler/type_check.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | use log::{info, warn};
[INFO] [stdout]   |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ast::*`
[INFO] [stdout]  --> src/compiler/type_infer.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use ast::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `info`, `trace`
[INFO] [stdout]  --> src/logger.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | use log::{info, trace, warn};
[INFO] [stdout]   |           ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::compiler::ast::*`
[INFO] [stdout]  --> src/logger.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::compiler::ast::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::compiler::parser::*`
[INFO] [stdout]  --> src/logger.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::compiler::parser::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `init`
[INFO] [stdout]    --> src/compiler/type_check.rs:354:40
[INFO] [stdout]     |
[INFO] [stdout] 354 |             ExprKind::Init(ref mut ty, ref mut init) => {
[INFO] [stdout]     |                                        ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_init`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cond`
[INFO] [stdout]    --> src/compiler/type_check.rs:481:17
[INFO] [stdout]     |
[INFO] [stdout] 481 |                 ref mut cond,
[INFO] [stdout]     |                 ^^^^^^^^^^^^ help: try ignoring the field: `cond: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `if_true`
[INFO] [stdout]    --> src/compiler/type_check.rs:482:17
[INFO] [stdout]     |
[INFO] [stdout] 482 |                 ref mut if_true,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^ help: try ignoring the field: `if_true: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `if_false`
[INFO] [stdout]    --> src/compiler/type_check.rs:483:17
[INFO] [stdout]     |
[INFO] [stdout] 483 |                 ref mut if_false,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^ help: try ignoring the field: `if_false: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/compiler/type_infer.rs:132:44
[INFO] [stdout]     |
[INFO] [stdout] 132 |             ExprKind::Member(ref mut expr, id) => {
[INFO] [stdout]     |                                            ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/compiler/type_infer.rs:142:35
[INFO] [stdout]     |
[INFO] [stdout] 142 |             ExprKind::GenFuncCall(id, gen_args, args) => {
[INFO] [stdout]     |                                   ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gen_args`
[INFO] [stdout]    --> src/compiler/type_infer.rs:142:39
[INFO] [stdout]     |
[INFO] [stdout] 142 |             ExprKind::GenFuncCall(id, gen_args, args) => {
[INFO] [stdout]     |                                       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_gen_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]    --> src/compiler/type_infer.rs:262:17
[INFO] [stdout]     |
[INFO] [stdout] 262 |                 ref mut args,
[INFO] [stdout]     |                 ^^^^^^^^^^^^ help: try ignoring the field: `args: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block`
[INFO] [stdout]    --> src/compiler/type_infer.rs:263:17
[INFO] [stdout]     |
[INFO] [stdout] 263 |                 ref mut block,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ help: try ignoring the field: `block: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/compiler/type_infer.rs:80:21
[INFO] [stdout]    |
[INFO] [stdout] 80 |                     std::mem::replace(&mut *cpy.borrow_mut(), decl.decl_type.clone());
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.45s
[INFO] running `Command { std: "docker" "inspect" "fbbd1fc0c23816f653b8964f9116ea55dc09d8b08d278d6fa6042c4911a591d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbbd1fc0c23816f653b8964f9116ea55dc09d8b08d278d6fa6042c4911a591d8", kill_on_drop: false }`
[INFO] [stdout] fbbd1fc0c23816f653b8964f9116ea55dc09d8b08d278d6fa6042c4911a591d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5400999ee6bc94d5ddbcea2b2e78a3374fee9ba1aedb4194dd15b67c5ad7e3b0
[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" "5400999ee6bc94d5ddbcea2b2e78a3374fee9ba1aedb4194dd15b67c5ad7e3b0", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `ast::*`
[INFO] [stderr]  --> src/c_transpiler.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use ast::*;
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ast::*`
[INFO] [stderr]  --> src/compiler/parser.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use ast::*;
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ast::*`
[INFO] [stderr]  --> src/compiler/type_check.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use ast::*;
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `info`
[INFO] [stderr]  --> src/compiler/type_check.rs:9:11
[INFO] [stderr]   |
[INFO] [stderr] 9 | use log::{info, warn};
[INFO] [stderr]   |           ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ast::*`
[INFO] [stderr]  --> src/compiler/type_infer.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use ast::*;
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `info`, `trace`
[INFO] [stderr]  --> src/logger.rs:2:11
[INFO] [stderr]   |
[INFO] [stderr] 2 | use log::{info, trace, warn};
[INFO] [stderr]   |           ^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::compiler::ast::*`
[INFO] [stderr]  --> src/logger.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::compiler::ast::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::compiler::parser::*`
[INFO] [stderr]  --> src/logger.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::compiler::parser::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `init`
[INFO] [stderr]    --> src/compiler/type_check.rs:354:40
[INFO] [stderr]     |
[INFO] [stderr] 354 |             ExprKind::Init(ref mut ty, ref mut init) => {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_init`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cond`
[INFO] [stderr]    --> src/compiler/type_check.rs:481:17
[INFO] [stderr]     |
[INFO] [stderr] 481 |                 ref mut cond,
[INFO] [stderr]     |                 ^^^^^^^^^^^^ help: try ignoring the field: `cond: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `if_true`
[INFO] [stderr]    --> src/compiler/type_check.rs:482:17
[INFO] [stderr]     |
[INFO] [stderr] 482 |                 ref mut if_true,
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^ help: try ignoring the field: `if_true: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `if_false`
[INFO] [stderr]    --> src/compiler/type_check.rs:483:17
[INFO] [stderr]     |
[INFO] [stderr] 483 |                 ref mut if_false,
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^ help: try ignoring the field: `if_false: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `id`
[INFO] [stderr]    --> src/compiler/type_infer.rs:132:44
[INFO] [stderr]     |
[INFO] [stderr] 132 |             ExprKind::Member(ref mut expr, id) => {
[INFO] [stderr]     |                                            ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `id`
[INFO] [stderr]    --> src/compiler/type_infer.rs:142:35
[INFO] [stderr]     |
[INFO] [stderr] 142 |             ExprKind::GenFuncCall(id, gen_args, args) => {
[INFO] [stderr]     |                                   ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `gen_args`
[INFO] [stderr]    --> src/compiler/type_infer.rs:142:39
[INFO] [stderr]     |
[INFO] [stderr] 142 |             ExprKind::GenFuncCall(id, gen_args, args) => {
[INFO] [stderr]     |                                       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_gen_args`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]    --> src/compiler/type_infer.rs:262:17
[INFO] [stderr]     |
[INFO] [stderr] 262 |                 ref mut args,
[INFO] [stderr]     |                 ^^^^^^^^^^^^ help: try ignoring the field: `args: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `block`
[INFO] [stderr]    --> src/compiler/type_infer.rs:263:17
[INFO] [stderr]     |
[INFO] [stderr] 263 |                 ref mut block,
[INFO] [stderr]     |                 ^^^^^^^^^^^^^ help: try ignoring the field: `block: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]   --> src/compiler/type_infer.rs:80:21
[INFO] [stderr]    |
[INFO] [stderr] 80 |                     std::mem::replace(&mut *cpy.borrow_mut(), decl.decl_type.clone());
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: 18 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ast::*`
[INFO] [stderr]  --> src/c_transpiler.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use ast::*;
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ast::*`
[INFO] [stderr]  --> src/compiler/parser.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use ast::*;
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ast::*`
[INFO] [stderr]  --> src/compiler/type_check.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use ast::*;
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `info`
[INFO] [stderr]  --> src/compiler/type_check.rs:9:11
[INFO] [stderr]   |
[INFO] [stderr] 9 | use log::{info, warn};
[INFO] [stderr]   |           ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ast::*`
[INFO] [stderr]  --> src/compiler/type_infer.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use ast::*;
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `info`, `trace`
[INFO] [stderr]  --> src/logger.rs:2:11
[INFO] [stderr]   |
[INFO] [stderr] 2 | use log::{info, trace, warn};
[INFO] [stderr]   |           ^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::compiler::ast::*`
[INFO] [stderr]  --> src/logger.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::compiler::ast::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::compiler::parser::*`
[INFO] [stderr]  --> src/logger.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::compiler::parser::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `init`
[INFO] [stderr]    --> src/compiler/type_check.rs:354:40
[INFO] [stderr]     |
[INFO] [stderr] 354 |             ExprKind::Init(ref mut ty, ref mut init) => {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_init`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cond`
[INFO] [stderr]    --> src/compiler/type_check.rs:481:17
[INFO] [stderr]     |
[INFO] [stderr] 481 |                 ref mut cond,
[INFO] [stderr]     |                 ^^^^^^^^^^^^ help: try ignoring the field: `cond: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `if_true`
[INFO] [stderr]    --> src/compiler/type_check.rs:482:17
[INFO] [stderr]     |
[INFO] [stderr] 482 |                 ref mut if_true,
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^ help: try ignoring the field: `if_true: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `if_false`
[INFO] [stderr]    --> src/compiler/type_check.rs:483:17
[INFO] [stderr]     |
[INFO] [stderr] 483 |                 ref mut if_false,
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^ help: try ignoring the field: `if_false: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `id`
[INFO] [stderr]    --> src/compiler/type_infer.rs:132:44
[INFO] [stderr]     |
[INFO] [stderr] 132 |             ExprKind::Member(ref mut expr, id) => {
[INFO] [stderr]     |                                            ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `id`
[INFO] [stderr]    --> src/compiler/type_infer.rs:142:35
[INFO] [stderr]     |
[INFO] [stderr] 142 |             ExprKind::GenFuncCall(id, gen_args, args) => {
[INFO] [stderr]     |                                   ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `gen_args`
[INFO] [stderr]    --> src/compiler/type_infer.rs:142:39
[INFO] [stderr]     |
[INFO] [stderr] 142 |             ExprKind::GenFuncCall(id, gen_args, args) => {
[INFO] [stderr]     |                                       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_gen_args`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]    --> src/compiler/type_infer.rs:262:17
[INFO] [stderr]     |
[INFO] [stderr] 262 |                 ref mut args,
[INFO] [stderr]     |                 ^^^^^^^^^^^^ help: try ignoring the field: `args: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `block`
[INFO] [stderr]    --> src/compiler/type_infer.rs:263:17
[INFO] [stderr]     |
[INFO] [stderr] 263 |                 ref mut block,
[INFO] [stderr]     |                 ^^^^^^^^^^^^^ help: try ignoring the field: `block: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]   --> src/compiler/type_infer.rs:80:21
[INFO] [stderr]    |
[INFO] [stderr] 80 |                     std::mem::replace(&mut *cpy.borrow_mut(), decl.decl_type.clone());
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: 18 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: constant `test_sets` should have an upper case name
[INFO] [stderr]   --> tests/misc_tests.rs:18:7
[INFO] [stderr]    |
[INFO] [stderr] 18 | const test_sets: &'static [&'static str] = &[
[INFO] [stderr]    |       ^^^^^^^^^ help: convert the identifier to upper case: `TEST_SETS`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `cvm_lib::compiler::ast::*`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> tests/unification_tests.rs:3:5
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 3 | use cvm_lib::compiler::ast::*;
[INFO] [stdout] 
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cvm_lib::compiler::scope::*`
[INFO] [stderr]  --> tests/unification_tests.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use cvm_lib::compiler::scope::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> tests/unification_tests.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cvm_lib-16bdb13173c5768e
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cvm-e237946aced1faaa
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/c_transpiler_tests-64ce428071a2d234
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/misc_tests-f1aaa667ecc613e9
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test type_tests ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/unification_tests-2c63020e0044a69a
[INFO] [stdout] test test_str_to_fresh ... ok
[INFO] [stdout] test test_fresh_to_str ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests cvm_lib
[INFO] [stdout] test unification_tests ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5400999ee6bc94d5ddbcea2b2e78a3374fee9ba1aedb4194dd15b67c5ad7e3b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5400999ee6bc94d5ddbcea2b2e78a3374fee9ba1aedb4194dd15b67c5ad7e3b0", kill_on_drop: false }`
[INFO] [stdout] 5400999ee6bc94d5ddbcea2b2e78a3374fee9ba1aedb4194dd15b67c5ad7e3b0
