[INFO] updating cached repository dotjpg3141/simple_lang
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/dotjpg3141/simple_lang
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/dotjpg3141/simple_lang" "work/ex/beta-1.38-1/sources/1.37.0/gh/dotjpg3141/simple_lang"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/dotjpg3141/simple_lang'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dotjpg3141/simple_lang" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dotjpg3141/simple_lang"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dotjpg3141/simple_lang'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cfae46d61aaab41cf530750af2c332cf297a86fb
[INFO] sha for GitHub repo dotjpg3141/simple_lang: cfae46d61aaab41cf530750af2c332cf297a86fb
[INFO] validating manifest of dotjpg3141/simple_lang 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 dotjpg3141/simple_lang 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 dotjpg3141/simple_lang
[INFO] finished frobbing dotjpg3141/simple_lang
[INFO] frobbed toml for dotjpg3141/simple_lang written to work/ex/beta-1.38-1/sources/1.37.0/gh/dotjpg3141/simple_lang/Cargo.toml
[INFO] started frobbing dotjpg3141/simple_lang
[INFO] finished frobbing dotjpg3141/simple_lang
[INFO] frobbed toml for dotjpg3141/simple_lang written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dotjpg3141/simple_lang/Cargo.toml
[INFO] crate dotjpg3141/simple_lang 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 dotjpg3141/simple_lang against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dotjpg3141/simple_lang:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 572843c4d58c0c45f2fe9e19b25562329d2134758041be274a2a37bff847c286
[INFO] running `"docker" "start" "-a" "572843c4d58c0c45f2fe9e19b25562329d2134758041be274a2a37bff847c286"`
[INFO] [stderr]    Compiling lazy_static v0.2.9
[INFO] [stderr]    Compiling simple_lang v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::str;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/simplelang/lexer.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | / lazy_static! {
[INFO] [stderr] 11 | |     static ref KEYWORD_MAPPING: HashMap<&'static str, TokenKind> = {
[INFO] [stderr] 12 | |         map! {
[INFO] [stderr] 13 | |             "fn" => TokenKind::FnKeyword
[INFO] [stderr] 14 | |         }
[INFO] [stderr] 15 | |     };
[INFO] [stderr] 16 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/simplelang/lexer.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | / lazy_static! {
[INFO] [stderr] 11 | |     static ref KEYWORD_MAPPING: HashMap<&'static str, TokenKind> = {
[INFO] [stderr] 12 | |         map! {
[INFO] [stderr] 13 | |             "fn" => TokenKind::FnKeyword
[INFO] [stderr] 14 | |         }
[INFO] [stderr] 15 | |     };
[INFO] [stderr] 16 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/simplelang/parser.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / lazy_static! {
[INFO] [stderr] 6  | |     static ref OPERATORS: HashMap<TokenKind, OperatorInfo> = {
[INFO] [stderr] 7  | |         let mut map = HashMap::new();
[INFO] [stderr] 8  | |
[INFO] [stderr] ...  |
[INFO] [stderr] 22 | |     };
[INFO] [stderr] 23 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/simplelang/parser.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / lazy_static! {
[INFO] [stderr] 6  | |     static ref OPERATORS: HashMap<TokenKind, OperatorInfo> = {
[INFO] [stderr] 7  | |         let mut map = HashMap::new();
[INFO] [stderr] 8  | |
[INFO] [stderr] ...  |
[INFO] [stderr] 22 | |     };
[INFO] [stderr] 23 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_slice`
[INFO] [stderr]   --> src/simplelang/indexed_slice.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn from_slice(slice: &'a [T]) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `at_range`
[INFO] [stderr]   --> src/simplelang/mod.rs:89:5
[INFO] [stderr]    |
[INFO] [stderr] 89 |     fn at_range<T>(start: TextPosition, end: TextPosition, message: String) -> SyntaxResult<T> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.37s
[INFO] running `"docker" "inspect" "572843c4d58c0c45f2fe9e19b25562329d2134758041be274a2a37bff847c286"`
[INFO] running `"docker" "rm" "-f" "572843c4d58c0c45f2fe9e19b25562329d2134758041be274a2a37bff847c286"`
[INFO] [stdout] 572843c4d58c0c45f2fe9e19b25562329d2134758041be274a2a37bff847c286
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dotjpg3141/simple_lang:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2dedacadef163c559174071fe5d1fbc2d6b11585eb71f69e71df09dbb7e7d4d9
[INFO] running `"docker" "start" "-a" "2dedacadef163c559174071fe5d1fbc2d6b11585eb71f69e71df09dbb7e7d4d9"`
[INFO] [stderr]    Compiling simple_lang v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::str;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/simplelang/lexer.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | / lazy_static! {
[INFO] [stderr] 11 | |     static ref KEYWORD_MAPPING: HashMap<&'static str, TokenKind> = {
[INFO] [stderr] 12 | |         map! {
[INFO] [stderr] 13 | |             "fn" => TokenKind::FnKeyword
[INFO] [stderr] 14 | |         }
[INFO] [stderr] 15 | |     };
[INFO] [stderr] 16 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/simplelang/lexer.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | / lazy_static! {
[INFO] [stderr] 11 | |     static ref KEYWORD_MAPPING: HashMap<&'static str, TokenKind> = {
[INFO] [stderr] 12 | |         map! {
[INFO] [stderr] 13 | |             "fn" => TokenKind::FnKeyword
[INFO] [stderr] 14 | |         }
[INFO] [stderr] 15 | |     };
[INFO] [stderr] 16 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/simplelang/parser.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / lazy_static! {
[INFO] [stderr] 6  | |     static ref OPERATORS: HashMap<TokenKind, OperatorInfo> = {
[INFO] [stderr] 7  | |         let mut map = HashMap::new();
[INFO] [stderr] 8  | |
[INFO] [stderr] ...  |
[INFO] [stderr] 22 | |     };
[INFO] [stderr] 23 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/simplelang/parser.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / lazy_static! {
[INFO] [stderr] 6  | |     static ref OPERATORS: HashMap<TokenKind, OperatorInfo> = {
[INFO] [stderr] 7  | |         let mut map = HashMap::new();
[INFO] [stderr] 8  | |
[INFO] [stderr] ...  |
[INFO] [stderr] 22 | |     };
[INFO] [stderr] 23 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `at_range`
[INFO] [stderr]   --> src/simplelang/mod.rs:89:5
[INFO] [stderr]    |
[INFO] [stderr] 89 |     fn at_range<T>(start: TextPosition, end: TextPosition, message: String) -> SyntaxResult<T> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.76s
[INFO] running `"docker" "inspect" "2dedacadef163c559174071fe5d1fbc2d6b11585eb71f69e71df09dbb7e7d4d9"`
[INFO] running `"docker" "rm" "-f" "2dedacadef163c559174071fe5d1fbc2d6b11585eb71f69e71df09dbb7e7d4d9"`
[INFO] [stdout] 2dedacadef163c559174071fe5d1fbc2d6b11585eb71f69e71df09dbb7e7d4d9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dotjpg3141/simple_lang:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 31c107c8e607d8f14760543428ea04b00a8b158ae80e2d7cfbce42c1fbc2c294
[INFO] running `"docker" "start" "-a" "31c107c8e607d8f14760543428ea04b00a8b158ae80e2d7cfbce42c1fbc2c294"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/simple_lang-cfb07f41a63e7a9e
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test tests::indexed_slice::slice_range ... ok
[INFO] [stdout] test tests::indexed_slice::slice_range_full ... ok
[INFO] [stdout] test tests::indexed_slice::slice_range_from ... ok
[INFO] [stdout] test tests::indexed_slice::slice_first ... ok
[INFO] [stdout] test tests::indexed_slice::slice_pop_first ... ok
[INFO] [stdout] test tests::indexed_slice::slice_range_to ... ok
[INFO] [stdout] test tests::lexer::empty ... ok
[INFO] [stdout] test tests::indexed_slice::basic_slice ... ok
[INFO] [stdout] test tests::lexer::whitespace ... ok
[INFO] [stdout] test tests::parser::expr_binary ... ok
[INFO] [stdout] test tests::parser::expr_integer ... ok
[INFO] [stdout] test tests::parser::expr_binary_precendence ... ok
[INFO] [stdout] test tests::parser::expr_parenthesis ... ok
[INFO] [stdout] test tests::lexer::tokens ... ok
[INFO] [stdout] test tests::parser::expr_binary_associativity ... ok
[INFO] [stdout] test tests::parser::expr_string ... ok
[INFO] [stdout] test tests::parser::expr_unary_prefix ... ok
[INFO] [stdout] test tests::lexer::op_tokens ... ok
[INFO] [stdout] test tests::parser::expr_unary_postfix ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "31c107c8e607d8f14760543428ea04b00a8b158ae80e2d7cfbce42c1fbc2c294"`
[INFO] running `"docker" "rm" "-f" "31c107c8e607d8f14760543428ea04b00a8b158ae80e2d7cfbce42c1fbc2c294"`
[INFO] [stdout] 31c107c8e607d8f14760543428ea04b00a8b158ae80e2d7cfbce42c1fbc2c294