[INFO] updating cached repository naens/parse-exs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/naens/parse-exs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/naens/parse-exs" "work/ex/beta-1.37-6/sources/1.36.0/gh/naens/parse-exs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/naens/parse-exs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/naens/parse-exs" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/naens/parse-exs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/naens/parse-exs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0b66bd3c7571db8a852ae86015a48aa1388f96f2
[INFO] sha for GitHub repo naens/parse-exs: 0b66bd3c7571db8a852ae86015a48aa1388f96f2
[INFO] validating manifest of naens/parse-exs on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of naens/parse-exs on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing naens/parse-exs
[INFO] finished frobbing naens/parse-exs
[INFO] frobbed toml for naens/parse-exs written to work/ex/beta-1.37-6/sources/1.36.0/gh/naens/parse-exs/Cargo.toml
[INFO] started frobbing naens/parse-exs
[INFO] finished frobbing naens/parse-exs
[INFO] frobbed toml for naens/parse-exs written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/naens/parse-exs/Cargo.toml
[INFO] crate naens/parse-exs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing naens/parse-exs against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/naens/parse-exs:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] ee15a9acae67aeb4de5d13ccc43424cc3d7619ffb28bcf5e313488c654caf93c
[INFO] running `"docker" "start" "-a" "ee15a9acae67aeb4de5d13ccc43424cc3d7619ffb28bcf5e313488c654caf93c"`
[INFO] [stderr]    Compiling parse-exs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `op`
[INFO] [stderr]   --> src/regex.rs:57:12
[INFO] [stderr]    |
[INFO] [stderr] 57 | fn sim_add(op: &mut Operator, se: SubElement) {
[INFO] [stderr]    |            ^^ help: consider prefixing with an underscore: `_op`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `se`
[INFO] [stderr]   --> src/regex.rs:57:31
[INFO] [stderr]    |
[INFO] [stderr] 57 | fn sim_add(op: &mut Operator, se: SubElement) {
[INFO] [stderr]    |                               ^^ help: consider prefixing with an underscore: `_se`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Not`
[INFO] [stderr]  --> src/regex.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     Not(Box<SubElement>),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Plus`
[INFO] [stderr]  --> src/regex.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     Plus(Box<SubElement>),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Star`
[INFO] [stderr]  --> src/regex.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     Star(Box<SubElement>),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Option`
[INFO] [stderr]  --> src/regex.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     Option(Box<SubElement>),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Concat`
[INFO] [stderr]  --> src/regex.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     Concat(Vec<SubElement>),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `And`
[INFO] [stderr]   --> src/regex.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     And(BTreeSet<SubElement>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Or`
[INFO] [stderr]   --> src/regex.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Or(BTreeSet<SubElement>)
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Operator`
[INFO] [stderr]   --> src/regex.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     Operator(Operator),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `SymbolRange`
[INFO] [stderr]   --> src/regex.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     SymbolRange(SymbolRange),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `String`
[INFO] [stderr]   --> src/regex.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     String(Vec<char>)
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `make_not`
[INFO] [stderr]   --> src/regex.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub fn make_not(se: SubElement) -> Operator {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `make_plus`
[INFO] [stderr]   --> src/regex.rs:31:1
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub fn make_plus(se: SubElement) -> Operator {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `make_star`
[INFO] [stderr]   --> src/regex.rs:35:1
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub fn make_star(se: SubElement) -> Operator {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `make_option`
[INFO] [stderr]   --> src/regex.rs:39:1
[INFO] [stderr]    |
[INFO] [stderr] 39 | pub fn make_option(se: SubElement) -> Operator {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `make_concat`
[INFO] [stderr]   --> src/regex.rs:43:1
[INFO] [stderr]    |
[INFO] [stderr] 43 | pub fn make_concat() -> Operator {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `make_and`
[INFO] [stderr]   --> src/regex.rs:47:1
[INFO] [stderr]    |
[INFO] [stderr] 47 | pub fn make_and() -> Operator {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `make_or`
[INFO] [stderr]   --> src/regex.rs:51:1
[INFO] [stderr]    |
[INFO] [stderr] 51 | pub fn make_or() -> Operator {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sim_add`
[INFO] [stderr]   --> src/regex.rs:57:1
[INFO] [stderr]    |
[INFO] [stderr] 57 | fn sim_add(op: &mut Operator, se: SubElement) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add`
[INFO] [stderr]   --> src/regex.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 |     pub fn add(&mut self, se: SubElement) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `"docker" "inspect" "ee15a9acae67aeb4de5d13ccc43424cc3d7619ffb28bcf5e313488c654caf93c"`
[INFO] running `"docker" "rm" "-f" "ee15a9acae67aeb4de5d13ccc43424cc3d7619ffb28bcf5e313488c654caf93c"`
[INFO] [stdout] ee15a9acae67aeb4de5d13ccc43424cc3d7619ffb28bcf5e313488c654caf93c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/naens/parse-exs:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 59c801bf3f633a27840f2dfdb46c307b5b2f6a294a87de0316fdfb8903773333
[INFO] running `"docker" "start" "-a" "59c801bf3f633a27840f2dfdb46c307b5b2f6a294a87de0316fdfb8903773333"`
[INFO] [stderr]    Compiling parse-exs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `op`
[INFO] [stderr]   --> src/regex.rs:57:12
[INFO] [stderr]    |
[INFO] [stderr] 57 | fn sim_add(op: &mut Operator, se: SubElement) {
[INFO] [stderr]    |            ^^ help: consider prefixing with an underscore: `_op`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `se`
[INFO] [stderr]   --> src/regex.rs:57:31
[INFO] [stderr]    |
[INFO] [stderr] 57 | fn sim_add(op: &mut Operator, se: SubElement) {
[INFO] [stderr]    |                               ^^ help: consider prefixing with an underscore: `_se`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Not`
[INFO] [stderr]  --> src/regex.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     Not(Box<SubElement>),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Plus`
[INFO] [stderr]  --> src/regex.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     Plus(Box<SubElement>),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Star`
[INFO] [stderr]  --> src/regex.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     Star(Box<SubElement>),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Option`
[INFO] [stderr]  --> src/regex.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     Option(Box<SubElement>),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Concat`
[INFO] [stderr]  --> src/regex.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     Concat(Vec<SubElement>),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `And`
[INFO] [stderr]   --> src/regex.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     And(BTreeSet<SubElement>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Or`
[INFO] [stderr]   --> src/regex.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Or(BTreeSet<SubElement>)
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Operator`
[INFO] [stderr]   --> src/regex.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     Operator(Operator),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `SymbolRange`
[INFO] [stderr]   --> src/regex.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     SymbolRange(SymbolRange),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `String`
[INFO] [stderr]   --> src/regex.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     String(Vec<char>)
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `make_not`
[INFO] [stderr]   --> src/regex.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub fn make_not(se: SubElement) -> Operator {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `make_plus`
[INFO] [stderr]   --> src/regex.rs:31:1
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub fn make_plus(se: SubElement) -> Operator {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `make_star`
[INFO] [stderr]   --> src/regex.rs:35:1
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub fn make_star(se: SubElement) -> Operator {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `make_option`
[INFO] [stderr]   --> src/regex.rs:39:1
[INFO] [stderr]    |
[INFO] [stderr] 39 | pub fn make_option(se: SubElement) -> Operator {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `make_concat`
[INFO] [stderr]   --> src/regex.rs:43:1
[INFO] [stderr]    |
[INFO] [stderr] 43 | pub fn make_concat() -> Operator {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `make_and`
[INFO] [stderr]   --> src/regex.rs:47:1
[INFO] [stderr]    |
[INFO] [stderr] 47 | pub fn make_and() -> Operator {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `make_or`
[INFO] [stderr]   --> src/regex.rs:51:1
[INFO] [stderr]    |
[INFO] [stderr] 51 | pub fn make_or() -> Operator {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sim_add`
[INFO] [stderr]   --> src/regex.rs:57:1
[INFO] [stderr]    |
[INFO] [stderr] 57 | fn sim_add(op: &mut Operator, se: SubElement) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add`
[INFO] [stderr]   --> src/regex.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 |     pub fn add(&mut self, se: SubElement) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `"docker" "inspect" "59c801bf3f633a27840f2dfdb46c307b5b2f6a294a87de0316fdfb8903773333"`
[INFO] running `"docker" "rm" "-f" "59c801bf3f633a27840f2dfdb46c307b5b2f6a294a87de0316fdfb8903773333"`
[INFO] [stdout] 59c801bf3f633a27840f2dfdb46c307b5b2f6a294a87de0316fdfb8903773333
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/naens/parse-exs:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] f65c807df6b6f812e60ca2b6752df58f7b61bb76bab71886f077e2485db2d6a8
[INFO] running `"docker" "start" "-a" "f65c807df6b6f812e60ca2b6752df58f7b61bb76bab71886f077e2485db2d6a8"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/parse_exs-bac70a405df256b1
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test abcd ... 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/parse_exs-ff864700d62cecfb
[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 parse-exs
[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" "f65c807df6b6f812e60ca2b6752df58f7b61bb76bab71886f077e2485db2d6a8"`
[INFO] running `"docker" "rm" "-f" "f65c807df6b6f812e60ca2b6752df58f7b61bb76bab71886f077e2485db2d6a8"`
[INFO] [stdout] f65c807df6b6f812e60ca2b6752df58f7b61bb76bab71886f077e2485db2d6a8