[INFO] updating cached repository care0717/rugcc
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/care0717/rugcc
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/care0717/rugcc" "work/ex/beta-1.38-1/sources/1.37.0/gh/care0717/rugcc"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/care0717/rugcc'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/care0717/rugcc" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/care0717/rugcc"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/care0717/rugcc'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 24a68f862cb7877c3736cc44f6c01987effdde39
[INFO] sha for GitHub repo care0717/rugcc: 24a68f862cb7877c3736cc44f6c01987effdde39
[INFO] validating manifest of care0717/rugcc on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of care0717/rugcc on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing care0717/rugcc
[INFO] finished frobbing care0717/rugcc
[INFO] frobbed toml for care0717/rugcc written to work/ex/beta-1.38-1/sources/1.37.0/gh/care0717/rugcc/Cargo.toml
[INFO] started frobbing care0717/rugcc
[INFO] finished frobbing care0717/rugcc
[INFO] frobbed toml for care0717/rugcc written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/care0717/rugcc/Cargo.toml
[INFO] crate care0717/rugcc already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing care0717/rugcc against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/care0717/rugcc:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] bd5abeded83d95e0dcec3c0cc0fe0fe3311ecefd5aa8c4add72034479c48d9ad
[INFO] running `"docker" "start" "-a" "bd5abeded83d95e0dcec3c0cc0fe0fe3311ecefd5aa8c4add72034479c48d9ad"`
[INFO] [stderr]    Compiling rugcc v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: variant `END_LINE` should have an upper camel case name
[INFO] [stderr]   --> src/lib.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |         END_LINE,
[INFO] [stderr]    |         ^^^^^^^^ help: convert the identifier to upper camel case: `EndLine`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_camel_case_types)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `COMP_STMT` should have an upper camel case name
[INFO] [stderr]   --> src/lib.rs:90:9
[INFO] [stderr]    |
[INFO] [stderr] 90 |         COMP_STMT,
[INFO] [stderr]    |         ^^^^^^^^^ help: convert the identifier to upper camel case: `CompStmt`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `EXPR_STMT` should have an upper camel case name
[INFO] [stderr]   --> src/lib.rs:91:9
[INFO] [stderr]    |
[INFO] [stderr] 91 |         EXPR_STMT,
[INFO] [stderr]    |         ^^^^^^^^^ help: convert the identifier to upper camel case: `ExprStmt`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `SUB_IMM` should have an upper camel case name
[INFO] [stderr]    --> src/lib.rs:156:9
[INFO] [stderr]     |
[INFO] [stderr] 156 |         SUB_IMM,
[INFO] [stderr]     |         ^^^^^^^ help: convert the identifier to upper camel case: `SubImm`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `LABEL_ADDR` should have an upper camel case name
[INFO] [stderr]    --> src/lib.rs:159:9
[INFO] [stderr]     |
[INFO] [stderr] 159 |         LABEL_ADDR,
[INFO] [stderr]     |         ^^^^^^^^^^ help: convert the identifier to upper camel case: `LabelAddr`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `STORE8_ARG` should have an upper camel case name
[INFO] [stderr]    --> src/lib.rs:167:9
[INFO] [stderr]     |
[INFO] [stderr] 167 |         STORE8_ARG,
[INFO] [stderr]     |         ^^^^^^^^^^ help: convert the identifier to upper camel case: `Store8Arg`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `STORE32_ARG` should have an upper camel case name
[INFO] [stderr]    --> src/lib.rs:168:9
[INFO] [stderr]     |
[INFO] [stderr] 168 |         STORE32_ARG,
[INFO] [stderr]     |         ^^^^^^^^^^^ help: convert the identifier to upper camel case: `Store32Arg`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `STORE64_ARG` should have an upper camel case name
[INFO] [stderr]    --> src/lib.rs:169:9
[INFO] [stderr]     |
[INFO] [stderr] 169 |         STORE64_ARG,
[INFO] [stderr]     |         ^^^^^^^^^^^ help: convert the identifier to upper camel case: `Store64Arg`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `LABEL_ADDR` should have an upper camel case name
[INFO] [stderr]    --> src/lib.rs:228:9
[INFO] [stderr]     |
[INFO] [stderr] 228 |         LABEL_ADDR,
[INFO] [stderr]     |         ^^^^^^^^^^ help: convert the identifier to upper camel case: `LabelAddr`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `REG_REG` should have an upper camel case name
[INFO] [stderr]    --> src/lib.rs:229:9
[INFO] [stderr]     |
[INFO] [stderr] 229 |         REG_REG,
[INFO] [stderr]     |         ^^^^^^^ help: convert the identifier to upper camel case: `RegReg`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `REG_IMN` should have an upper camel case name
[INFO] [stderr]    --> src/lib.rs:230:9
[INFO] [stderr]     |
[INFO] [stderr] 230 |         REG_IMN,
[INFO] [stderr]     |         ^^^^^^^ help: convert the identifier to upper camel case: `RegImn`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `REG_LABEL` should have an upper camel case name
[INFO] [stderr]    --> src/lib.rs:231:9
[INFO] [stderr]     |
[INFO] [stderr] 231 |         REG_LABEL,
[INFO] [stderr]     |         ^^^^^^^^^ help: convert the identifier to upper camel case: `RegLabel`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `IMM_IMM` should have an upper camel case name
[INFO] [stderr]    --> src/lib.rs:234:9
[INFO] [stderr]     |
[INFO] [stderr] 234 |         IMM_IMM,
[INFO] [stderr]     |         ^^^^^^^ help: convert the identifier to upper camel case: `ImmImm`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `length`
[INFO] [stderr]    --> src/lib.rs:291:25
[INFO] [stderr]     |
[INFO] [stderr] 291 |                     let length =  temp.len();
[INFO] [stderr]     |                         ^^^^^^ help: consider prefixing with an underscore: `_length`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `length`
[INFO] [stderr]    --> src/lib.rs:303:25
[INFO] [stderr]     |
[INFO] [stderr] 303 |                     let length =  temp.len();
[INFO] [stderr]     |                         ^^^^^^ help: consider prefixing with an underscore: `_length`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.16s
[INFO] running `"docker" "inspect" "bd5abeded83d95e0dcec3c0cc0fe0fe3311ecefd5aa8c4add72034479c48d9ad"`
[INFO] running `"docker" "rm" "-f" "bd5abeded83d95e0dcec3c0cc0fe0fe3311ecefd5aa8c4add72034479c48d9ad"`
[INFO] [stdout] bd5abeded83d95e0dcec3c0cc0fe0fe3311ecefd5aa8c4add72034479c48d9ad
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/care0717/rugcc:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 260945ad68b755beec7786f3f373ebb37dccc69847e515c3492badfc76ffb550
[INFO] running `"docker" "start" "-a" "260945ad68b755beec7786f3f373ebb37dccc69847e515c3492badfc76ffb550"`
[INFO] [stderr]    Compiling rugcc v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: variant `END_LINE` should have an upper camel case name
[INFO] [stderr]   --> src/lib.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |         END_LINE,
[INFO] [stderr]    |         ^^^^^^^^ help: convert the identifier to upper camel case: `EndLine`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_camel_case_types)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `COMP_STMT` should have an upper camel case name
[INFO] [stderr]   --> src/lib.rs:90:9
[INFO] [stderr]    |
[INFO] [stderr] 90 |         COMP_STMT,
[INFO] [stderr]    |         ^^^^^^^^^ help: convert the identifier to upper camel case: `CompStmt`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `EXPR_STMT` should have an upper camel case name
[INFO] [stderr]   --> src/lib.rs:91:9
[INFO] [stderr]    |
[INFO] [stderr] 91 |         EXPR_STMT,
[INFO] [stderr]    |         ^^^^^^^^^ help: convert the identifier to upper camel case: `ExprStmt`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `SUB_IMM` should have an upper camel case name
[INFO] [stderr]    --> src/lib.rs:156:9
[INFO] [stderr]     |
[INFO] [stderr] 156 |         SUB_IMM,
[INFO] [stderr]     |         ^^^^^^^ help: convert the identifier to upper camel case: `SubImm`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `LABEL_ADDR` should have an upper camel case name
[INFO] [stderr]    --> src/lib.rs:159:9
[INFO] [stderr]     |
[INFO] [stderr] 159 |         LABEL_ADDR,
[INFO] [stderr]     |         ^^^^^^^^^^ help: convert the identifier to upper camel case: `LabelAddr`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `STORE8_ARG` should have an upper camel case name
[INFO] [stderr]    --> src/lib.rs:167:9
[INFO] [stderr]     |
[INFO] [stderr] 167 |         STORE8_ARG,
[INFO] [stderr]     |         ^^^^^^^^^^ help: convert the identifier to upper camel case: `Store8Arg`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `STORE32_ARG` should have an upper camel case name
[INFO] [stderr]    --> src/lib.rs:168:9
[INFO] [stderr]     |
[INFO] [stderr] 168 |         STORE32_ARG,
[INFO] [stderr]     |         ^^^^^^^^^^^ help: convert the identifier to upper camel case: `Store32Arg`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `STORE64_ARG` should have an upper camel case name
[INFO] [stderr]    --> src/lib.rs:169:9
[INFO] [stderr]     |
[INFO] [stderr] 169 |         STORE64_ARG,
[INFO] [stderr]     |         ^^^^^^^^^^^ help: convert the identifier to upper camel case: `Store64Arg`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `LABEL_ADDR` should have an upper camel case name
[INFO] [stderr]    --> src/lib.rs:228:9
[INFO] [stderr]     |
[INFO] [stderr] 228 |         LABEL_ADDR,
[INFO] [stderr]     |         ^^^^^^^^^^ help: convert the identifier to upper camel case: `LabelAddr`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `REG_REG` should have an upper camel case name
[INFO] [stderr]    --> src/lib.rs:229:9
[INFO] [stderr]     |
[INFO] [stderr] 229 |         REG_REG,
[INFO] [stderr]     |         ^^^^^^^ help: convert the identifier to upper camel case: `RegReg`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `REG_IMN` should have an upper camel case name
[INFO] [stderr]    --> src/lib.rs:230:9
[INFO] [stderr]     |
[INFO] [stderr] 230 |         REG_IMN,
[INFO] [stderr]     |         ^^^^^^^ help: convert the identifier to upper camel case: `RegImn`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `REG_LABEL` should have an upper camel case name
[INFO] [stderr]    --> src/lib.rs:231:9
[INFO] [stderr]     |
[INFO] [stderr] 231 |         REG_LABEL,
[INFO] [stderr]     |         ^^^^^^^^^ help: convert the identifier to upper camel case: `RegLabel`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `IMM_IMM` should have an upper camel case name
[INFO] [stderr]    --> src/lib.rs:234:9
[INFO] [stderr]     |
[INFO] [stderr] 234 |         IMM_IMM,
[INFO] [stderr]     |         ^^^^^^^ help: convert the identifier to upper camel case: `ImmImm`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `length`
[INFO] [stderr]    --> src/lib.rs:291:25
[INFO] [stderr]     |
[INFO] [stderr] 291 |                     let length =  temp.len();
[INFO] [stderr]     |                         ^^^^^^ help: consider prefixing with an underscore: `_length`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `length`
[INFO] [stderr]    --> src/lib.rs:303:25
[INFO] [stderr]     |
[INFO] [stderr] 303 |                     let length =  temp.len();
[INFO] [stderr]     |                         ^^^^^^ help: consider prefixing with an underscore: `_length`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.24s
[INFO] running `"docker" "inspect" "260945ad68b755beec7786f3f373ebb37dccc69847e515c3492badfc76ffb550"`
[INFO] running `"docker" "rm" "-f" "260945ad68b755beec7786f3f373ebb37dccc69847e515c3492badfc76ffb550"`
[INFO] [stdout] 260945ad68b755beec7786f3f373ebb37dccc69847e515c3492badfc76ffb550
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/care0717/rugcc:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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=warn" "-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 9e25829f796336745322c4be56128beaa270f1554ba5b6144fa7dd87b938306f
[INFO] running `"docker" "start" "-a" "9e25829f796336745322c4be56128beaa270f1554ba5b6144fa7dd87b938306f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rugcc-9ba0a9bf7710d091
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rugcc-6457da9cc4208214
[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] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test regalloc::tests::can_alloc ... ok
[INFO] [stdout] test sema::tests::can_gen_walk_arithmetic_expr ... ok
[INFO] [stdout] test node::tests::can_parse_pointer ... ok
[INFO] [stdout] test node::tests::can_parse_function ... ok
[INFO] [stdout] test node::tests::can_parse_arithmetic_expr ... ok
[INFO] [stdout] test ir::tests::can_gen_ir_pointer ... ok
[INFO] [stdout] test sema::tests::can_gen_walk_pointer ... ok
[INFO] [stdout] test token::tests::can_tokenize_arithmetic_expr ... ok
[INFO] [stdout] test token::tests::can_tokenize_function ... ok
[INFO] [stdout] test sema::tests::can_gen_walk_function ... ok
[INFO] [stdout] test ir::tests::can_gen_ir_function ... ok
[INFO] [stdout] test ir::tests::can_gen_ir_arithmetic_expr ... ok
[INFO] [stdout] test token::tests::can_tokenize_pointer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rugcc
[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 `"docker" "inspect" "9e25829f796336745322c4be56128beaa270f1554ba5b6144fa7dd87b938306f"`
[INFO] running `"docker" "rm" "-f" "9e25829f796336745322c4be56128beaa270f1554ba5b6144fa7dd87b938306f"`
[INFO] [stdout] 9e25829f796336745322c4be56128beaa270f1554ba5b6144fa7dd87b938306f