[INFO] cloning repository lord/learnllvm
[INFO] running `"git" "clone" "--bare" "git://github.com/lord/learnllvm.git" "work/cache/sources/gh/lord/learnllvm"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/lord/learnllvm'...
[INFO] running `"git" "clone" "work/cache/sources/gh/lord/learnllvm" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/lord/learnllvm"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/lord/learnllvm'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lord/learnllvm" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/lord/learnllvm"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/lord/learnllvm'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4fc6a517b229c7ffc4f2a74e14df8185a9e2d2ea
[INFO] sha for GitHub repo lord/learnllvm: 4fc6a517b229c7ffc4f2a74e14df8185a9e2d2ea
[INFO] validating manifest of lord/learnllvm on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of lord/learnllvm on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing lord/learnllvm
[INFO] finished frobbing lord/learnllvm
[INFO] frobbed toml for lord/learnllvm written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/lord/learnllvm/Cargo.toml
[INFO] started frobbing lord/learnllvm
[INFO] finished frobbing lord/learnllvm
[INFO] frobbed toml for lord/learnllvm written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/lord/learnllvm/Cargo.toml
[INFO] crate lord/learnllvm already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded llvm-sys v0.4.0
[INFO] [stderr]   Downloaded llvm-alt v0.5.0
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking lord/learnllvm against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-3/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/lord/learnllvm:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 42cdffc9e3d2f00b6b3637b32c3954c96181d53d7f3e63b5e917a27431602398
[INFO] running `"docker" "start" "-a" "42cdffc9e3d2f00b6b3637b32c3954c96181d53d7f3e63b5e917a27431602398"`
[INFO] [stderr]    Compiling llvm-alt v0.5.0
[INFO] [stderr]     Checking nom v2.0.0
[INFO] [stderr]    Compiling llvm-sys v0.4.0
[INFO] [stderr]     Checking cbox v0.3.0
[INFO] [stderr]     Checking kscope v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::nom::branch::alt macros>:16:26
[INFO] [stderr]    |
[INFO] [stderr] 10 | $ gen : expr } | $ ( $ rest : tt ) + ) => (
[INFO] [stderr]    |                                    - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 16 | alt ! ( __impl $ i , $ ( $ rest ) * ) } } } ) ; (
[INFO] [stderr]    |                          ^^^^^^   - conflicting repetition
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(meta_variable_misuse)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]  --> <::nom::sequence::delimited macros>:6:59
[INFO] [stderr]   |
[INFO] [stderr] 2 | $ i : expr , $ submac : ident ! ( $ ( $ args : tt ) * ) , $ ( $ rest : tt ) +
[INFO] [stderr]   |                                                                             - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 6 | $ i , 0usize , (  ) , $ submac ! ( $ ( $ args ) * ) , $ ( $ rest ) * ) {
[INFO] [stderr]   |                                                           ^^^^^^   - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::nom::sequence::delimited macros>:12:42
[INFO] [stderr]    |
[INFO] [stderr] 11 | $ i : expr , $ f : expr , $ ( $ rest : tt ) + ) => (
[INFO] [stderr]    |                                             - expected repetition
[INFO] [stderr] 12 | delimited ! ( $ i , call ! ( $ f ) , $ ( $ rest ) * ) ; ) ;
[INFO] [stderr]    |                                          ^^^^^^   - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Value`
[INFO] [stderr]  --> src/main.rs:6:38
[INFO] [stderr]   |
[INFO] [stderr] 6 | use llvm::{Context, Builder, Module, Value};
[INFO] [stderr]   |                                      ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::mem`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::mem;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BasicBlock`
[INFO] [stderr]  --> src/codegen.rs:2:84
[INFO] [stderr]   |
[INFO] [stderr] 2 | use llvm::{Context, Value, Compile, Builder, Module, Type, FunctionType, Function, BasicBlock};
[INFO] [stderr]   |                                                                                    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/codegen.rs:78:10
[INFO] [stderr]    |
[INFO] [stderr] 78 |       if (func.get_signature().num_params() != arg_names.len()) {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `llvm_sys::core::LLVMDumpValue`
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | use llvm_sys::core::LLVMDumpValue;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `llvm_sys::prelude::LLVMValueRef`
[INFO] [stderr]   --> src/main.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use llvm_sys::prelude::LLVMValueRef;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::nom::branch::alt macros>:16:26
[INFO] [stderr]    |
[INFO] [stderr] 10 | $ gen : expr } | $ ( $ rest : tt ) + ) => (
[INFO] [stderr]    |                                    - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 16 | alt ! ( __impl $ i , $ ( $ rest ) * ) } } } ) ; (
[INFO] [stderr]    |                          ^^^^^^   - conflicting repetition
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(meta_variable_misuse)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]  --> <::nom::sequence::delimited macros>:6:59
[INFO] [stderr]   |
[INFO] [stderr] 2 | $ i : expr , $ submac : ident ! ( $ ( $ args : tt ) * ) , $ ( $ rest : tt ) +
[INFO] [stderr]   |                                                                             - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 6 | $ i , 0usize , (  ) , $ submac ! ( $ ( $ args ) * ) , $ ( $ rest ) * ) {
[INFO] [stderr]   |                                                           ^^^^^^   - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::nom::sequence::delimited macros>:12:42
[INFO] [stderr]    |
[INFO] [stderr] 11 | $ i : expr , $ f : expr , $ ( $ rest : tt ) + ) => (
[INFO] [stderr]    |                                             - expected repetition
[INFO] [stderr] 12 | delimited ! ( $ i , call ! ( $ f ) , $ ( $ rest ) * ) ; ) ;
[INFO] [stderr]    |                                          ^^^^^^   - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Value`
[INFO] [stderr]  --> src/main.rs:6:38
[INFO] [stderr]   |
[INFO] [stderr] 6 | use llvm::{Context, Builder, Module, Value};
[INFO] [stderr]   |                                      ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::mem`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::mem;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BasicBlock`
[INFO] [stderr]  --> src/codegen.rs:2:84
[INFO] [stderr]   |
[INFO] [stderr] 2 | use llvm::{Context, Value, Compile, Builder, Module, Type, FunctionType, Function, BasicBlock};
[INFO] [stderr]   |                                                                                    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/codegen.rs:78:10
[INFO] [stderr]    |
[INFO] [stderr] 78 |       if (func.get_signature().num_params() != arg_names.len()) {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `llvm_sys::core::LLVMDumpValue`
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | use llvm_sys::core::LLVMDumpValue;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `llvm_sys::prelude::LLVMValueRef`
[INFO] [stderr]   --> src/main.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use llvm_sys::prelude::LLVMValueRef;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `kscope`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: Could not compile `kscope`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "42cdffc9e3d2f00b6b3637b32c3954c96181d53d7f3e63b5e917a27431602398"`
[INFO] running `"docker" "rm" "-f" "42cdffc9e3d2f00b6b3637b32c3954c96181d53d7f3e63b5e917a27431602398"`
[INFO] [stdout] 42cdffc9e3d2f00b6b3637b32c3954c96181d53d7f3e63b5e917a27431602398