[INFO] cloning repository https://github.com/kper/mill
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kper/mill" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkper%2Fmill", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkper%2Fmill'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 934bc87aa258c5f3f7d7f8e02998c299da1f3eee
[INFO] testing kper/mill against 1.55.0 for beta-1.56-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkper%2Fmill" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kper/mill on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kper/mill
[INFO] finished tweaking git repo https://github.com/kper/mill
[INFO] tweaked toml for git repo https://github.com/kper/mill written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/kper/mill already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded similar v0.3.0
[INFO] [stderr]   Downloaded insta v1.5.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2111d62e5419576ed64f3ffa4e394f442a6874648f9528716f27aa55c7feb8cb
[INFO] running `Command { std: "docker" "start" "-a" "2111d62e5419576ed64f3ffa4e394f442a6874648f9528716f27aa55c7feb8cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2111d62e5419576ed64f3ffa4e394f442a6874648f9528716f27aa55c7feb8cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2111d62e5419576ed64f3ffa4e394f442a6874648f9528716f27aa55c7feb8cb", kill_on_drop: false }`
[INFO] [stdout] 2111d62e5419576ed64f3ffa4e394f442a6874648f9528716f27aa55c7feb8cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87438b8344a2f851cc6f9b74fe1c03884fddbf01ece5c3b610165cde91b1d4da
[INFO] running `Command { std: "docker" "start" "-a" "87438b8344a2f851cc6f9b74fe1c03884fddbf01ece5c3b610165cde91b1d4da", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling serde_json v1.0.62
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling pico-args v0.3.4
[INFO] [stderr]    Compiling dtoa v0.4.7
[INFO] [stderr]    Compiling inkwell v0.1.0 (https://github.com/TheDan64/inkwell?branch=master#cdc45cdb)
[INFO] [stderr]    Compiling similar v0.3.0
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling thread_local v1.1.0
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling lock_api v0.4.2
[INFO] [stderr]    Compiling string_cache v0.8.1
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling lalrpop-util v0.19.4
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling parking_lot_core v0.8.2
[INFO] [stderr]    Compiling terminal_size v0.1.16
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling env_logger v0.8.2
[INFO] [stderr]    Compiling console v0.14.0
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling lalrpop v0.19.4
[INFO] [stderr]    Compiling llvm-sys v100.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling inkwell_internals v0.2.0 (https://github.com/TheDan64/inkwell?branch=master#cdc45cdb)
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling serde_yaml v0.8.16
[INFO] [stderr]    Compiling insta v1.5.3
[INFO] [stderr]    Compiling mill v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `inkwell::AddressSpace`
[INFO] [stdout]    --> src/codegen/mod.rs:605:13
[INFO] [stdout]     |
[INFO] [stdout] 605 |         use inkwell::AddressSpace;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_llvm_type`
[INFO] [stdout]   --> src/codegen/mod.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn get_llvm_type(&self, ty: &DataType) -> Result<BasicTypeEnum<'ctx>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 14s
[INFO] running `Command { std: "docker" "inspect" "87438b8344a2f851cc6f9b74fe1c03884fddbf01ece5c3b610165cde91b1d4da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87438b8344a2f851cc6f9b74fe1c03884fddbf01ece5c3b610165cde91b1d4da", kill_on_drop: false }`
[INFO] [stdout] 87438b8344a2f851cc6f9b74fe1c03884fddbf01ece5c3b610165cde91b1d4da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4bebc1100b9dc4ca8902c46f3bb267c28a7a1c44cb28f346e5e48577b863380
[INFO] running `Command { std: "docker" "start" "-a" "d4bebc1100b9dc4ca8902c46f3bb267c28a7a1c44cb28f346e5e48577b863380", kill_on_drop: false }`
[INFO] [stderr]    Compiling mill v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `inkwell::AddressSpace`
[INFO] [stdout]    --> src/codegen/mod.rs:605:13
[INFO] [stdout]     |
[INFO] [stdout] 605 |         use inkwell::AddressSpace;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `anyhow::anyhow`
[INFO] [stdout]  --> src/tests/grammar.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use anyhow::anyhow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_llvm_type`
[INFO] [stdout]   --> src/codegen/mod.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn get_llvm_type(&self, ty: &DataType) -> Result<BasicTypeEnum<'ctx>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.06s
[INFO] running `Command { std: "docker" "inspect" "d4bebc1100b9dc4ca8902c46f3bb267c28a7a1c44cb28f346e5e48577b863380", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4bebc1100b9dc4ca8902c46f3bb267c28a7a1c44cb28f346e5e48577b863380", kill_on_drop: false }`
[INFO] [stdout] d4bebc1100b9dc4ca8902c46f3bb267c28a7a1c44cb28f346e5e48577b863380
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e54651a2d854add6422340f5690925760fa76fd22538623433772f1bd8ad6459
[INFO] running `Command { std: "docker" "start" "-a" "e54651a2d854add6422340f5690925760fa76fd22538623433772f1bd8ad6459", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `inkwell::AddressSpace`
[INFO] [stderr]    --> src/codegen/mod.rs:605:13
[INFO] [stderr]     |
[INFO] [stderr] 605 |         use inkwell::AddressSpace;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `anyhow::anyhow`
[INFO] [stderr]  --> src/tests/grammar.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use anyhow::anyhow;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_llvm_type`
[INFO] [stderr]   --> src/codegen/mod.rs:59:12
[INFO] [stderr]    |
[INFO] [stderr] 59 |     pub fn get_llvm_type(&self, ty: &DataType) -> Result<BasicTypeEnum<'ctx>> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `mill` (bin "mill" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.36s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mill-4b325fc431204d16)
[INFO] [stdout] 
[INFO] [stdout] running 30 tests
[INFO] [stdout] test tests::grammar::test_function_calls_when_defined ... ok
[INFO] [stdout] test tests::grammar::parse_prog ... ok
[INFO] [stdout] test tests::grammar::parse_cond ... ok
[INFO] [stdout] test tests::grammar::parse_func ... ok
[INFO] [stdout] test tests::grammar::parse_struct ... ok
[INFO] [stdout] test tests::grammar::parse_struct_with_func ... ok
[INFO] [stdout] test tests::grammar::test_function_defined_twice ... ok
[INFO] [stdout] test tests::grammar::parse_struct_with_fields ... ok
[INFO] [stdout] test tests::grammar::parse_call ... ok
[INFO] [stdout] test tests::grammar::parse_statements ... ok
[INFO] [stdout] test tests::grammar::test_assign_errors ... ok
[INFO] [stdout] test tests::ir::test_multiple_addition ... ok
[INFO] [stdout] test tests::ir::test_addition ... ok
[INFO] [stdout] test tests::ir::test_return ... ok
[INFO] [stdout] test tests::ir::test_alloc_struct ... ok
[INFO] [stdout] test tests::ir::test_call_when_names_in_order ... ok
[INFO] [stdout] test tests::ir::test_assignment ... ok
[INFO] [stdout] test tests::ir::test_reassignment ... ok
[INFO] [stdout] test tests::ir::test_field_assign ... ok
[INFO] [stdout] test tests::ir::test_field_access ... ok
[INFO] [stdout] test tests::ir::test_mixed_guards ... ok
[INFO] [stdout] test tests::ir::test_multiple_addition_with_vars ... ok
[INFO] [stdout] test tests::ir::test_call_when_names_not_in_order ... ok
[INFO] [stdout] test tests::ir::test_one_guard_with_expr ... ok
[INFO] [stdout] test tests::ir::test_struct ... ok
[INFO] [stdout] test tests::grammar::parse_guard ... ok
[INFO] [stdout] test tests::grammar::parse_id ... ok
[INFO] [stdout] test tests::grammar::parse_term ... ok
[INFO] [stdout] test tests::grammar::parse_statement ... ok
[INFO] [stdout] test tests::grammar::parse_expr ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.28s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e54651a2d854add6422340f5690925760fa76fd22538623433772f1bd8ad6459", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e54651a2d854add6422340f5690925760fa76fd22538623433772f1bd8ad6459", kill_on_drop: false }`
[INFO] [stdout] e54651a2d854add6422340f5690925760fa76fd22538623433772f1bd8ad6459