[INFO] updating cached repository https://github.com/BraedonWooding/CVM
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f193e6cf71e57f03f084efd2704e487e6041cdc0
[INFO] checking BraedonWooding/CVM against master#212aa3ea28d91a97d1e1261709c0b6e6790788e6 for pr-69340
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBraedonWooding%2FCVM" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BraedonWooding/CVM on toolchain 212aa3ea28d91a97d1e1261709c0b6e6790788e6
[INFO] running `"/workspace/cargo-home/bin/cargo" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-6/source/Cargo.toml
[INFO] crate git repo https://github.com/BraedonWooding/CVM already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a867aaff1a5776adaeeee52c7e2e196e8840098552ea8579ce19e3613166168b
[INFO] running `"docker" "start" "-a" "a867aaff1a5776adaeeee52c7e2e196e8840098552ea8579ce19e3613166168b"`
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]     Checking impls v1.0.3
[INFO] [stderr]     Checking atomic-counter v1.0.1
[INFO] [stderr]     Checking termion v1.5.4
[INFO] [stderr]     Checking colored v1.9.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking tui v0.7.0
[INFO] [stderr]     Checking simple_logger v1.3.0
[INFO] [stderr]    Compiling enum-as-inner v0.3.0
[INFO] [stderr]     Checking cvm v0.1.0 (/opt/rustwide/workdir)
[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 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 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 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: `kind`
[INFO] [stderr]    --> src/compiler/type_check.rs:338:25
[INFO] [stderr]     |
[INFO] [stderr] 338 |                 ref mut kind,
[INFO] [stderr]     |                 --------^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: try ignoring the field: `kind: _`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `alloc`
[INFO] [stderr]    --> src/compiler/type_check.rs:351:47
[INFO] [stderr]     |
[INFO] [stderr] 351 |             ExprKind::New(ref mut ty, ref mut alloc, ref mut init) => {
[INFO] [stderr]     |                                               ^^^^^ help: consider prefixing with an underscore: `_alloc`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `init`
[INFO] [stderr]    --> src/compiler/type_check.rs:351:62
[INFO] [stderr]     |
[INFO] [stderr] 351 |             ExprKind::New(ref mut ty, ref mut alloc, ref mut init) => {
[INFO] [stderr]     |                                                              ^^^^ help: consider prefixing with an underscore: `_init`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cond`
[INFO] [stderr]    --> src/compiler/type_check.rs:484:25
[INFO] [stderr]     |
[INFO] [stderr] 484 |                 ref mut cond,
[INFO] [stderr]     |                 --------^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: try ignoring the field: `cond: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `if_true`
[INFO] [stderr]    --> src/compiler/type_check.rs:485:25
[INFO] [stderr]     |
[INFO] [stderr] 485 |                 ref mut if_true,
[INFO] [stderr]     |                 --------^^^^^^^
[INFO] [stderr]     |                 |
[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:486:25
[INFO] [stderr]     |
[INFO] [stderr] 486 |                 ref mut if_false,
[INFO] [stderr]     |                 --------^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: try ignoring the field: `if_false: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `id`
[INFO] [stderr]    --> src/compiler/type_infer.rs:128:44
[INFO] [stderr]     |
[INFO] [stderr] 128 |             ExprKind::Member(ref mut expr, id) => {
[INFO] [stderr]     |                                            ^^ help: consider prefixing with an underscore: `_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `id`
[INFO] [stderr]    --> src/compiler/type_infer.rs:138:35
[INFO] [stderr]     |
[INFO] [stderr] 138 |             ExprKind::GenFuncCall(id, gen_args, args) => {
[INFO] [stderr]     |                                   ^^ help: consider prefixing with an underscore: `_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `gen_args`
[INFO] [stderr]    --> src/compiler/type_infer.rs:138:39
[INFO] [stderr]     |
[INFO] [stderr] 138 |             ExprKind::GenFuncCall(id, gen_args, args) => {
[INFO] [stderr]     |                                       ^^^^^^^^ help: consider prefixing with an underscore: `_gen_args`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]    --> src/compiler/type_infer.rs:258:25
[INFO] [stderr]     |
[INFO] [stderr] 258 |                 ref mut args,
[INFO] [stderr]     |                 --------^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: try ignoring the field: `args: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `block`
[INFO] [stderr]    --> src/compiler/type_infer.rs:259:25
[INFO] [stderr]     |
[INFO] [stderr] 259 |                 ref mut block,
[INFO] [stderr]     |                 --------^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: try ignoring the field: `block: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `kind`
[INFO] [stderr]    --> src/compiler/type_check.rs:338:25
[INFO] [stderr]     |
[INFO] [stderr] 338 |                 ref mut kind,
[INFO] [stderr]     |                 --------^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: try ignoring the field: `kind: _`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `alloc`
[INFO] [stderr]    --> src/compiler/type_check.rs:351:47
[INFO] [stderr]     |
[INFO] [stderr] 351 |             ExprKind::New(ref mut ty, ref mut alloc, ref mut init) => {
[INFO] [stderr]     |                                               ^^^^^ help: consider prefixing with an underscore: `_alloc`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `init`
[INFO] [stderr]    --> src/compiler/type_check.rs:351:62
[INFO] [stderr]     |
[INFO] [stderr] 351 |             ExprKind::New(ref mut ty, ref mut alloc, ref mut init) => {
[INFO] [stderr]     |                                                              ^^^^ help: consider prefixing with an underscore: `_init`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cond`
[INFO] [stderr]    --> src/compiler/type_check.rs:484:25
[INFO] [stderr]     |
[INFO] [stderr] 484 |                 ref mut cond,
[INFO] [stderr]     |                 --------^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: try ignoring the field: `cond: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `if_true`
[INFO] [stderr]    --> src/compiler/type_check.rs:485:25
[INFO] [stderr]     |
[INFO] [stderr] 485 |                 ref mut if_true,
[INFO] [stderr]     |                 --------^^^^^^^
[INFO] [stderr]     |                 |
[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:486:25
[INFO] [stderr]     |
[INFO] [stderr] 486 |                 ref mut if_false,
[INFO] [stderr]     |                 --------^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: try ignoring the field: `if_false: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `id`
[INFO] [stderr]    --> src/compiler/type_infer.rs:128:44
[INFO] [stderr]     |
[INFO] [stderr] 128 |             ExprKind::Member(ref mut expr, id) => {
[INFO] [stderr]     |                                            ^^ help: consider prefixing with an underscore: `_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `id`
[INFO] [stderr]    --> src/compiler/type_infer.rs:138:35
[INFO] [stderr]     |
[INFO] [stderr] 138 |             ExprKind::GenFuncCall(id, gen_args, args) => {
[INFO] [stderr]     |                                   ^^ help: consider prefixing with an underscore: `_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `gen_args`
[INFO] [stderr]    --> src/compiler/type_infer.rs:138:39
[INFO] [stderr]     |
[INFO] [stderr] 138 |             ExprKind::GenFuncCall(id, gen_args, args) => {
[INFO] [stderr]     |                                       ^^^^^^^^ help: consider prefixing with an underscore: `_gen_args`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]    --> src/compiler/type_infer.rs:258:25
[INFO] [stderr]     |
[INFO] [stderr] 258 |                 ref mut args,
[INFO] [stderr]     |                 --------^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: try ignoring the field: `args: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `block`
[INFO] [stderr]    --> src/compiler/type_infer.rs:259:25
[INFO] [stderr]     |
[INFO] [stderr] 259 |                 ref mut block,
[INFO] [stderr]     |                 --------^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: try ignoring the field: `block: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cvm_lib::compiler::ast::*`
[INFO] [stderr]  --> tests/unification_tests.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use cvm_lib::compiler::ast::*;
[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: 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]     Finished dev [unoptimized + debuginfo] target(s) in 22.27s
[INFO] running `"docker" "inspect" "a867aaff1a5776adaeeee52c7e2e196e8840098552ea8579ce19e3613166168b"`
[INFO] running `"docker" "rm" "-f" "a867aaff1a5776adaeeee52c7e2e196e8840098552ea8579ce19e3613166168b"`
[INFO] [stdout] a867aaff1a5776adaeeee52c7e2e196e8840098552ea8579ce19e3613166168b