[INFO] updating cached repository alan20210202/particle
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/alan20210202/particle
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/alan20210202/particle" "work/ex/beta-1.38-1/sources/1.37.0/gh/alan20210202/particle"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/alan20210202/particle'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/alan20210202/particle" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/alan20210202/particle"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/alan20210202/particle'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 55df2311ee8ab4565a0051711f26ba4890a52341
[INFO] sha for GitHub repo alan20210202/particle: 55df2311ee8ab4565a0051711f26ba4890a52341
[INFO] validating manifest of alan20210202/particle 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 alan20210202/particle 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 alan20210202/particle
[INFO] finished frobbing alan20210202/particle
[INFO] frobbed toml for alan20210202/particle written to work/ex/beta-1.38-1/sources/1.37.0/gh/alan20210202/particle/Cargo.toml
[INFO] started frobbing alan20210202/particle
[INFO] finished frobbing alan20210202/particle
[INFO] frobbed toml for alan20210202/particle written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/alan20210202/particle/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 alan20210202/particle 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-5/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/alan20210202/particle:/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] aac91b023651725f7d7b91b7a6d632929b78b687770dc0f093a768bc663f19f9
[INFO] running `"docker" "start" "-a" "aac91b023651725f7d7b91b7a6d632929b78b687770dc0f093a768bc663f19f9"`
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling indexmap v1.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.11
[INFO] [stderr]    Compiling multimap v0.4.0
[INFO] [stderr]    Compiling rustc-hash v1.0.1
[INFO] [stderr]    Compiling particle v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `compile_regex_deprecated`
[INFO] [stderr]    --> src/regex.rs:249:1
[INFO] [stderr]     |
[INFO] [stderr] 249 | fn compile_regex_deprecated(regex: &str) -> Result<NFA, &'static str> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::fs;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]   --> src/main.rs:66:17
[INFO] [stderr]    |
[INFO] [stderr] 66 |             Err(msg) => {
[INFO] [stderr]    |                 ^^^ help: consider prefixing with an underscore: `_msg`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.09s
[INFO] running `"docker" "inspect" "aac91b023651725f7d7b91b7a6d632929b78b687770dc0f093a768bc663f19f9"`
[INFO] running `"docker" "rm" "-f" "aac91b023651725f7d7b91b7a6d632929b78b687770dc0f093a768bc663f19f9"`
[INFO] [stdout] aac91b023651725f7d7b91b7a6d632929b78b687770dc0f093a768bc663f19f9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/alan20210202/particle:/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] 8fdffbdde767ff63d30aef494d90083d62951d03cb577ad00a4050a088108c8b
[INFO] running `"docker" "start" "-a" "8fdffbdde767ff63d30aef494d90083d62951d03cb577ad00a4050a088108c8b"`
[INFO] [stderr]    Compiling proc-macro2 v1.0.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling syn v1.0.3
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling thread-scoped v1.0.2
[INFO] [stderr]    Compiling cast v0.1.0
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling itertools v0.4.19
[INFO] [stderr]    Compiling itertools v0.5.10
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling num_cpus v0.2.13
[INFO] [stderr]    Compiling isatty v0.1.9
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling criterion-plot v0.1.3
[INFO] [stderr]    Compiling simplelog v0.4.4
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling criterion-stats v0.1.3
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling serde_derive v1.0.99
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling criterion v0.1.2
[INFO] [stderr]    Compiling particle v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::fs;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]   --> src/main.rs:66:17
[INFO] [stderr]    |
[INFO] [stderr] 66 |             Err(msg) => {
[INFO] [stderr]    |                 ^^^ help: consider prefixing with an underscore: `_msg`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `compile_regex_deprecated`
[INFO] [stderr]    --> src/regex.rs:249:1
[INFO] [stderr]     |
[INFO] [stderr] 249 | fn compile_regex_deprecated(regex: &str) -> Result<NFA, &'static str> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.25s
[INFO] running `"docker" "inspect" "8fdffbdde767ff63d30aef494d90083d62951d03cb577ad00a4050a088108c8b"`
[INFO] running `"docker" "rm" "-f" "8fdffbdde767ff63d30aef494d90083d62951d03cb577ad00a4050a088108c8b"`
[INFO] [stdout] 8fdffbdde767ff63d30aef494d90083d62951d03cb577ad00a4050a088108c8b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/alan20210202/particle:/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] b3ae8b25c3ae1eefd489e62e89cd389fe03d7af7f52b7e1a1e792bc6e670c81d
[INFO] running `"docker" "start" "-a" "b3ae8b25c3ae1eefd489e62e89cd389fe03d7af7f52b7e1a1e792bc6e670c81d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/particle-180ab596eed4e21b
[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] [stderr]      Running /opt/crater/target/debug/deps/particle-fe16d727f81f0b17
[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] [stderr]    Doc-tests particle
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs -  (line 101) ... FAILED
[INFO] [stdout] test src/automatons.rs - automatons (line 5) ... FAILED
[INFO] [stdout] test src/automatons.rs - automatons (line 26) ... FAILED
[INFO] [stdout] test src/automatons.rs - automatons (line 30) ... FAILED
[INFO] [stdout] test src/regex.rs - regex (line 13) ... ok
[INFO] [stdout] test src/automatons.rs - automatons (line 9) ... ok
[INFO] [stdout] test src/lib.rs -  (line 27) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs -  (line 101) stdout ----
[INFO] [stdout] error: expected one of `.`, `;`, `?`, `}`, or an operator, found `Str`
[INFO] [stdout]  --> src/lib.rs:103:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | Punctuation("{")
[INFO] [stdout]   |                 - expected one of `.`, `;`, `?`, `}`, or an operator here
[INFO] [stdout] 4 | Str("\"age\"")
[INFO] [stdout]   | ^^^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/automatons.rs - automatons (line 5) stdout ----
[INFO] [stdout] error: unknown start of token: \
[INFO] [stdout]  --> src/automatons.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | [1-9][0-9]*(\.[0-9]+)?([eE](\+|-)?[1-9][0-9]*)?
[INFO] [stdout]   |             ^
[INFO] [stdout] 
[INFO] [stdout] error: unknown start of token: \
[INFO] [stdout]  --> src/automatons.rs:6:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | [1-9][0-9]*(\.[0-9]+)?([eE](\+|-)?[1-9][0-9]*)?
[INFO] [stdout]   |                             ^
[INFO] [stdout] 
[INFO] [stdout] error: expected expression, found `.`
[INFO] [stdout]  --> src/automatons.rs:6:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | [1-9][0-9]*(\.[0-9]+)?([eE](\+|-)?[1-9][0-9]*)?
[INFO] [stdout]   |              ^ expected expression
[INFO] [stdout] 
[INFO] [stdout] error: expected expression, found `+`
[INFO] [stdout]  --> src/automatons.rs:6:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | [1-9][0-9]*(\.[0-9]+)?([eE](\+|-)?[1-9][0-9]*)?
[INFO] [stdout]   |                              ^ expected expression
[INFO] [stdout] 
[INFO] [stdout] error: expected expression, found `)`
[INFO] [stdout]  --> src/automatons.rs:6:46
[INFO] [stdout]   |
[INFO] [stdout] 3 | [1-9][0-9]*(\.[0-9]+)?([eE](\+|-)?[1-9][0-9]*)?
[INFO] [stdout]   |                                              ^ expected expression
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stdout]  --> src/automatons.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | [1-9][0-9]*(\.[0-9]+)?([eE](\+|-)?[1-9][0-9]*)?
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stdout]   = note: required by `std::ops::Try::from_error`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/automatons.rs - automatons (line 26) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `DFA`
[INFO] [stdout]  --> src/automatons.rs:27:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | let dfa = DFA::from(nfa);
[INFO] [stdout]   |           ^^^ use of undeclared type or module `DFA`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `nfa` in this scope
[INFO] [stdout]  --> src/automatons.rs:27:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | let dfa = DFA::from(nfa);
[INFO] [stdout]   |                     ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/automatons.rs - automatons (line 30) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `dfa` in this scope
[INFO] [stdout]  --> src/automatons.rs:31:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | let dfa = dfa.minimize();
[INFO] [stdout]   |           ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/automatons.rs - automatons (line 26)
[INFO] [stdout]     src/automatons.rs - automatons (line 30)
[INFO] [stdout]     src/automatons.rs - automatons (line 5)
[INFO] [stdout]     src/lib.rs -  (line 101)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `"docker" "inspect" "b3ae8b25c3ae1eefd489e62e89cd389fe03d7af7f52b7e1a1e792bc6e670c81d"`
[INFO] running `"docker" "rm" "-f" "b3ae8b25c3ae1eefd489e62e89cd389fe03d7af7f52b7e1a1e792bc6e670c81d"`
[INFO] [stdout] b3ae8b25c3ae1eefd489e62e89cd389fe03d7af7f52b7e1a1e792bc6e670c81d