[INFO] updating cached repository LPGhatguy/mab
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/LPGhatguy/mab
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/LPGhatguy/mab" "work/ex/beta-1.38-1/sources/1.37.0/gh/LPGhatguy/mab"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/LPGhatguy/mab'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/LPGhatguy/mab" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/LPGhatguy/mab"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/LPGhatguy/mab'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3dd98517b068bf6be3c5144cf2cf9dfd712d0fb6
[INFO] sha for GitHub repo LPGhatguy/mab: 3dd98517b068bf6be3c5144cf2cf9dfd712d0fb6
[INFO] validating manifest of LPGhatguy/mab 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 LPGhatguy/mab 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 LPGhatguy/mab
[INFO] finished frobbing LPGhatguy/mab
[INFO] frobbed toml for LPGhatguy/mab written to work/ex/beta-1.38-1/sources/1.37.0/gh/LPGhatguy/mab/Cargo.toml
[INFO] started frobbing LPGhatguy/mab
[INFO] finished frobbing LPGhatguy/mab
[INFO] frobbed toml for LPGhatguy/mab written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/LPGhatguy/mab/Cargo.toml
[INFO] crate LPGhatguy/mab 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 LPGhatguy/mab 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/LPGhatguy/mab:/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] c3ace0a1436382c98559bdf697883421e54b3a44cfc01b94af948cbbce829425
[INFO] running `"docker" "start" "-a" "c3ace0a1436382c98559bdf697883421e54b3a44cfc01b94af948cbbce829425"`
[INFO] [stderr]    Compiling regex v1.0.0
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling regex-syntax v0.6.0
[INFO] [stderr]    Compiling syn v0.13.7
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling serde_derive_internals v0.23.1
[INFO] [stderr]    Compiling serde_derive v1.0.45
[INFO] [stderr]    Compiling mab v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/emitter.rs:5:31
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn emit_chunk<'a>(w: &mut Write, chunk: &Chunk<'a>) -> fmt::Result {
[INFO] [stderr]   |                               ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/emitter.rs:13:31
[INFO] [stderr]    |
[INFO] [stderr] 13 | fn emit_statement<'a>(w: &mut Write, statement: &Statement<'a>) -> fmt::Result {
[INFO] [stderr]    |                               ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/emitter.rs:29:32
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn emit_assignment<'a>(w: &mut Write, _assignment: &Assignment<'a>) -> fmt::Result {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/emitter.rs:35:38
[INFO] [stderr]    |
[INFO] [stderr] 35 | fn emit_local_assignment<'a>(w: &mut Write, _assignment: &LocalAssignment<'a>) -> fmt::Result {
[INFO] [stderr]    |                                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/emitter.rs:41:35
[INFO] [stderr]    |
[INFO] [stderr] 41 | fn emit_function_call<'a>(w: &mut Write, _function_call: &FunctionCall<'a>) -> fmt::Result {
[INFO] [stderr]    |                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/emitter.rs:47:33
[INFO] [stderr]    |
[INFO] [stderr] 47 | fn emit_numeric_for<'a>(w: &mut Write, _numeric_for: &NumericFor<'a>) -> fmt::Result {
[INFO] [stderr]    |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/emitter.rs:53:33
[INFO] [stderr]    |
[INFO] [stderr] 53 | fn emit_generic_for<'a>(w: &mut Write, _generic_for: &GenericFor<'a>) -> fmt::Result {
[INFO] [stderr]    |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/emitter.rs:59:34
[INFO] [stderr]    |
[INFO] [stderr] 59 | fn emit_if_statement<'a>(w: &mut Write, _if_statement: &IfStatement<'a>) -> fmt::Result {
[INFO] [stderr]    |                                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/emitter.rs:65:32
[INFO] [stderr]    |
[INFO] [stderr] 65 | fn emit_while_loop<'a>(w: &mut Write, _while_loop: &WhileLoop<'a>) -> fmt::Result {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/emitter.rs:71:33
[INFO] [stderr]    |
[INFO] [stderr] 71 | fn emit_repeat_loop<'a>(w: &mut Write, _repeat_loop: &RepeatLoop<'a>) -> fmt::Result {
[INFO] [stderr]    |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/emitter.rs:77:42
[INFO] [stderr]    |
[INFO] [stderr] 77 | fn emit_function_declaration<'a>(w: &mut Write, _function_declaration: &FunctionDeclaration<'a>) -> fmt::Result {
[INFO] [stderr]    |                                          ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.60s
[INFO] running `"docker" "inspect" "c3ace0a1436382c98559bdf697883421e54b3a44cfc01b94af948cbbce829425"`
[INFO] running `"docker" "rm" "-f" "c3ace0a1436382c98559bdf697883421e54b3a44cfc01b94af948cbbce829425"`
[INFO] [stdout] c3ace0a1436382c98559bdf697883421e54b3a44cfc01b94af948cbbce829425
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/LPGhatguy/mab:/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] de1695f98a9eeccf0e8605d6102a4935bdd30fc219b56ed19bb595ea9d24e7e3
[INFO] running `"docker" "start" "-a" "de1695f98a9eeccf0e8605d6102a4935bdd30fc219b56ed19bb595ea9d24e7e3"`
[INFO] [stderr]    Compiling mab v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/emitter.rs:5:31
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn emit_chunk<'a>(w: &mut Write, chunk: &Chunk<'a>) -> fmt::Result {
[INFO] [stderr]   |                               ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/emitter.rs:13:31
[INFO] [stderr]    |
[INFO] [stderr] 13 | fn emit_statement<'a>(w: &mut Write, statement: &Statement<'a>) -> fmt::Result {
[INFO] [stderr]    |                               ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/emitter.rs:29:32
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn emit_assignment<'a>(w: &mut Write, _assignment: &Assignment<'a>) -> fmt::Result {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/emitter.rs:35:38
[INFO] [stderr]    |
[INFO] [stderr] 35 | fn emit_local_assignment<'a>(w: &mut Write, _assignment: &LocalAssignment<'a>) -> fmt::Result {
[INFO] [stderr]    |                                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/emitter.rs:41:35
[INFO] [stderr]    |
[INFO] [stderr] 41 | fn emit_function_call<'a>(w: &mut Write, _function_call: &FunctionCall<'a>) -> fmt::Result {
[INFO] [stderr]    |                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/emitter.rs:47:33
[INFO] [stderr]    |
[INFO] [stderr] 47 | fn emit_numeric_for<'a>(w: &mut Write, _numeric_for: &NumericFor<'a>) -> fmt::Result {
[INFO] [stderr]    |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/emitter.rs:53:33
[INFO] [stderr]    |
[INFO] [stderr] 53 | fn emit_generic_for<'a>(w: &mut Write, _generic_for: &GenericFor<'a>) -> fmt::Result {
[INFO] [stderr]    |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/emitter.rs:59:34
[INFO] [stderr]    |
[INFO] [stderr] 59 | fn emit_if_statement<'a>(w: &mut Write, _if_statement: &IfStatement<'a>) -> fmt::Result {
[INFO] [stderr]    |                                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/emitter.rs:65:32
[INFO] [stderr]    |
[INFO] [stderr] 65 | fn emit_while_loop<'a>(w: &mut Write, _while_loop: &WhileLoop<'a>) -> fmt::Result {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/emitter.rs:71:33
[INFO] [stderr]    |
[INFO] [stderr] 71 | fn emit_repeat_loop<'a>(w: &mut Write, _repeat_loop: &RepeatLoop<'a>) -> fmt::Result {
[INFO] [stderr]    |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/emitter.rs:77:42
[INFO] [stderr]    |
[INFO] [stderr] 77 | fn emit_function_declaration<'a>(w: &mut Write, _function_declaration: &FunctionDeclaration<'a>) -> fmt::Result {
[INFO] [stderr]    |                                          ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.16s
[INFO] running `"docker" "inspect" "de1695f98a9eeccf0e8605d6102a4935bdd30fc219b56ed19bb595ea9d24e7e3"`
[INFO] running `"docker" "rm" "-f" "de1695f98a9eeccf0e8605d6102a4935bdd30fc219b56ed19bb595ea9d24e7e3"`
[INFO] [stdout] de1695f98a9eeccf0e8605d6102a4935bdd30fc219b56ed19bb595ea9d24e7e3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/LPGhatguy/mab:/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] f1e91472dbbde3b291d772267c793be4d1943233749f81c84c17c542fdcadc43
[INFO] running `"docker" "start" "-a" "f1e91472dbbde3b291d772267c793be4d1943233749f81c84c17c542fdcadc43"`
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stdout] running 9 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mab-d254ac395fdf1da2
[INFO] [stdout] test ast::function_name_tests::to_string ... ok
[INFO] [stdout] test emitter::tests::emit_empty_chunk ... ok
[INFO] [stdout] test tokenizer::tests::get_new_line_info ... ok
[INFO] [stdout] test tokenizer::tests::whitespace_when_none_present ... ok
[INFO] [stdout] test tokenizer::tests::keyword_vs_identifier ... ok
[INFO] [stdout] test tokenizer::tests::source_tracking ... ok
[INFO] [stdout] test tokenizer::tests::whitespace ... ok
[INFO] [stdout] test tokenizer::tests::number_literals ... ok
[INFO] [stdout] test tokenizer::tests::string_literals ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/parse_by_example-b2544b8a5e2da432
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test parse_by_example ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/should_not_parse-537389eb44afd87b
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test should_not_parse ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mab
[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" "f1e91472dbbde3b291d772267c793be4d1943233749f81c84c17c542fdcadc43"`
[INFO] running `"docker" "rm" "-f" "f1e91472dbbde3b291d772267c793be4d1943233749f81c84c17c542fdcadc43"`
[INFO] [stdout] f1e91472dbbde3b291d772267c793be4d1943233749f81c84c17c542fdcadc43