[INFO] updating cached repository johannesvollmer/proto-templates
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/johannesvollmer/proto-templates
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/johannesvollmer/proto-templates" "work/ex/beta-1.38-1/sources/1.37.0/gh/johannesvollmer/proto-templates"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/johannesvollmer/proto-templates'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/johannesvollmer/proto-templates" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/johannesvollmer/proto-templates"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/johannesvollmer/proto-templates'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 08afd1ae2894bc03736fa1398baf7a42f1a85488
[INFO] sha for GitHub repo johannesvollmer/proto-templates: 08afd1ae2894bc03736fa1398baf7a42f1a85488
[INFO] validating manifest of johannesvollmer/proto-templates 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 johannesvollmer/proto-templates 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 johannesvollmer/proto-templates
[INFO] finished frobbing johannesvollmer/proto-templates
[INFO] frobbed toml for johannesvollmer/proto-templates written to work/ex/beta-1.38-1/sources/1.37.0/gh/johannesvollmer/proto-templates/Cargo.toml
[INFO] started frobbing johannesvollmer/proto-templates
[INFO] finished frobbing johannesvollmer/proto-templates
[INFO] frobbed toml for johannesvollmer/proto-templates written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/johannesvollmer/proto-templates/Cargo.toml
[INFO] crate johannesvollmer/proto-templates 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 johannesvollmer/proto-templates 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/johannesvollmer/proto-templates:/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] 7984fe3ce6fc3ca1a636e796344544ab2d9d64879359b45c0c78b2f3744e0abe
[INFO] running `"docker" "start" "-a" "7984fe3ce6fc3ca1a636e796344544ab2d9d64879359b45c0c78b2f3744e0abe"`
[INFO] [stderr]    Compiling prototype_template_language v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `::std::collections::HashMap`
[INFO] [stderr]  --> src/referenced.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use ::std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]    --> src/parse.rs:142:22
[INFO] [stderr]     |
[INFO] [stderr] 142 |     skip_char(source.trim_left(), symbol)
[INFO] [stderr]     |                      ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]    --> src/parse.rs:147:24
[INFO] [stderr]     |
[INFO] [stderr] 147 |     expect_char(source.trim_left(), expected_symbol)
[INFO] [stderr]     |                        ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]    --> src/parse.rs:152:38
[INFO] [stderr]     |
[INFO] [stderr] 152 |     parse_over_delimiter_char(source.trim_left(), delimiter)
[INFO] [stderr]     |                                      ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]    --> src/parse.rs:157:30
[INFO] [stderr]     |
[INFO] [stderr] 157 |     parse_chars_while(source.trim_left(), predicate)
[INFO] [stderr]     |                              ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]    --> src/parse.rs:174:16
[INFO] [stderr]     |
[INFO] [stderr] 174 |         source.trim_left(),
[INFO] [stderr]     |                ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]    --> src/parse.rs:213:54
[INFO] [stderr]     |
[INFO] [stderr] 213 |             let remaining_objects = remaining_source.trim_left();
[INFO] [stderr]     |                                                      ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]    --> src/parse.rs:249:40
[INFO] [stderr]     |
[INFO] [stderr] 249 |         let remaining_objects = source.trim_left();
[INFO] [stderr]     |                                        ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `character`
[INFO] [stderr]    --> src/parse.rs:124:32
[INFO] [stderr]     |
[INFO] [stderr] 124 |             .map(|(byte_index, character)| byte_index)
[INFO] [stderr]     |                                ^^^^^^^^^ help: consider prefixing with an underscore: `_character`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/parse.rs:133:19
[INFO] [stderr]     |
[INFO] [stderr] 133 |         .map_err(|e| ParseError::UnexpectedEndOfInput { expected: Some(delimiter) })
[INFO] [stderr]     |                   ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_over_delimiter`
[INFO] [stderr]    --> src/parse.rs:151:1
[INFO] [stderr]     |
[INFO] [stderr] 151 | fn parse_over_delimiter(source: Source, delimiter: char) -> ParseResult<(&str, Source)> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `"docker" "inspect" "7984fe3ce6fc3ca1a636e796344544ab2d9d64879359b45c0c78b2f3744e0abe"`
[INFO] running `"docker" "rm" "-f" "7984fe3ce6fc3ca1a636e796344544ab2d9d64879359b45c0c78b2f3744e0abe"`
[INFO] [stdout] 7984fe3ce6fc3ca1a636e796344544ab2d9d64879359b45c0c78b2f3744e0abe
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/johannesvollmer/proto-templates:/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] 01ecebfe23b68c849ebb086b91e5ad673d1e71ee87a2bc4d3b6d009eeb03550d
[INFO] running `"docker" "start" "-a" "01ecebfe23b68c849ebb086b91e5ad673d1e71ee87a2bc4d3b6d009eeb03550d"`
[INFO] [stderr]    Compiling prototype_template_language v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `::std::collections::HashMap`
[INFO] [stderr]  --> src/referenced.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use ::std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]    --> src/parse.rs:142:22
[INFO] [stderr]     |
[INFO] [stderr] 142 |     skip_char(source.trim_left(), symbol)
[INFO] [stderr]     |                      ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]    --> src/parse.rs:147:24
[INFO] [stderr]     |
[INFO] [stderr] 147 |     expect_char(source.trim_left(), expected_symbol)
[INFO] [stderr]     |                        ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]    --> src/parse.rs:152:38
[INFO] [stderr]     |
[INFO] [stderr] 152 |     parse_over_delimiter_char(source.trim_left(), delimiter)
[INFO] [stderr]     |                                      ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]    --> src/parse.rs:157:30
[INFO] [stderr]     |
[INFO] [stderr] 157 |     parse_chars_while(source.trim_left(), predicate)
[INFO] [stderr]     |                              ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]    --> src/parse.rs:174:16
[INFO] [stderr]     |
[INFO] [stderr] 174 |         source.trim_left(),
[INFO] [stderr]     |                ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]    --> src/parse.rs:213:54
[INFO] [stderr]     |
[INFO] [stderr] 213 |             let remaining_objects = remaining_source.trim_left();
[INFO] [stderr]     |                                                      ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]    --> src/parse.rs:249:40
[INFO] [stderr]     |
[INFO] [stderr] 249 |         let remaining_objects = source.trim_left();
[INFO] [stderr]     |                                        ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `character`
[INFO] [stderr]    --> src/parse.rs:124:32
[INFO] [stderr]     |
[INFO] [stderr] 124 |             .map(|(byte_index, character)| byte_index)
[INFO] [stderr]     |                                ^^^^^^^^^ help: consider prefixing with an underscore: `_character`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/parse.rs:133:19
[INFO] [stderr]     |
[INFO] [stderr] 133 |         .map_err(|e| ParseError::UnexpectedEndOfInput { expected: Some(delimiter) })
[INFO] [stderr]     |                   ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]    --> src/parse.rs:416:40
[INFO] [stderr]     |
[INFO] [stderr] 416 |         assert_eq!(parse_while("xyz", |c| true), ("xyz", ""));
[INFO] [stderr]     |                                        ^ help: consider prefixing with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]    --> src/parse.rs:417:40
[INFO] [stderr]     |
[INFO] [stderr] 417 |         assert_eq!(parse_while("xyz", |c| false), ("", "xyz"));
[INFO] [stderr]     |                                        ^ help: consider prefixing with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]    --> src/parse.rs:418:37
[INFO] [stderr]     |
[INFO] [stderr] 418 |         assert_eq!(parse_while("", |c| true), ("", ""));
[INFO] [stderr]     |                                     ^ help: consider prefixing with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]    --> src/parse.rs:419:37
[INFO] [stderr]     |
[INFO] [stderr] 419 |         assert_eq!(parse_while("", |c| false), ("", ""));
[INFO] [stderr]     |                                     ^ help: consider prefixing with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.83s
[INFO] running `"docker" "inspect" "01ecebfe23b68c849ebb086b91e5ad673d1e71ee87a2bc4d3b6d009eeb03550d"`
[INFO] running `"docker" "rm" "-f" "01ecebfe23b68c849ebb086b91e5ad673d1e71ee87a2bc4d3b6d009eeb03550d"`
[INFO] [stdout] 01ecebfe23b68c849ebb086b91e5ad673d1e71ee87a2bc4d3b6d009eeb03550d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/johannesvollmer/proto-templates:/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] fecf5679d8622025aad68ac7f6b306edf3d061f3530813574be6ebcf3d03972c
[INFO] running `"docker" "start" "-a" "fecf5679d8622025aad68ac7f6b306edf3d061f3530813574be6ebcf3d03972c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/prototype_template_language-471222f9697398e5
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test parse::test_parsing::test_parse_over_delimiter ... ok
[INFO] [stdout] test parse::test_parsing::test_parse_reference ... ok
[INFO] [stdout] test parse::test_parsing::test_parse_nested_object ... ok
[INFO] [stdout] test parse::test_parsing::test_parse_identifier ... ok
[INFO] [stdout] test parse::test_parsing::test_parse_flat_value ... ok
[INFO] [stdout] test parse::test_parsing::test_parse_flat_named_object ... ok
[INFO] [stdout] test parse::test_parsing::test_expect_symbol ... ok
[INFO] [stdout] test flat::test::test_build_flat_object ... ok
[INFO] [stdout] test parse::test_parsing::test_skip_symbol ... ok
[INFO] [stdout] test parse::test_parsing::test_parse_string_literal ... ok
[INFO] [stdout] test parse::test_parsing::test_parse_while ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "fecf5679d8622025aad68ac7f6b306edf3d061f3530813574be6ebcf3d03972c"`
[INFO] running `"docker" "rm" "-f" "fecf5679d8622025aad68ac7f6b306edf3d061f3530813574be6ebcf3d03972c"`
[INFO] [stdout] fecf5679d8622025aad68ac7f6b306edf3d061f3530813574be6ebcf3d03972c