[INFO] updating cached repository ttaubert/tlc
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ttaubert/tlc
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ttaubert/tlc" "work/ex/beta-1.38-1/sources/1.37.0/gh/ttaubert/tlc"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ttaubert/tlc'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ttaubert/tlc" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ttaubert/tlc"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ttaubert/tlc'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 67c247b16841078e16816362e96ef579b37f68ab
[INFO] sha for GitHub repo ttaubert/tlc: 67c247b16841078e16816362e96ef579b37f68ab
[INFO] validating manifest of ttaubert/tlc 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 ttaubert/tlc 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 ttaubert/tlc
[INFO] finished frobbing ttaubert/tlc
[INFO] frobbed toml for ttaubert/tlc written to work/ex/beta-1.38-1/sources/1.37.0/gh/ttaubert/tlc/Cargo.toml
[INFO] started frobbing ttaubert/tlc
[INFO] finished frobbing ttaubert/tlc
[INFO] frobbed toml for ttaubert/tlc written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ttaubert/tlc/Cargo.toml
[INFO] crate ttaubert/tlc 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 ttaubert/tlc 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ttaubert/tlc:/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] b71e9255091251b14ba00e2629366f2550aa1e305f27e8ed49d3b29529a6c9c4
[INFO] running `"docker" "start" "-a" "b71e9255091251b14ba00e2629366f2550aa1e305f27e8ed49d3b29529a6c9c4"`
[INFO] [stderr]    Compiling libc v0.2.33
[INFO] [stderr]    Compiling itertools v0.7.2
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling tlc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `spec`
[INFO] [stderr]   --> src/main.rs:63:9
[INFO] [stderr]    |
[INFO] [stderr] 63 |     let spec = predicates.get(&spec_id).expect("Couldn't find predicate 'Spec'.");
[INFO] [stderr]    |         ^^^^ help: consider prefixing with an underscore: `_spec`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.21s
[INFO] running `"docker" "inspect" "b71e9255091251b14ba00e2629366f2550aa1e305f27e8ed49d3b29529a6c9c4"`
[INFO] running `"docker" "rm" "-f" "b71e9255091251b14ba00e2629366f2550aa1e305f27e8ed49d3b29529a6c9c4"`
[INFO] [stdout] b71e9255091251b14ba00e2629366f2550aa1e305f27e8ed49d3b29529a6c9c4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ttaubert/tlc:/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] bd8f09b8aef49fd28a0bc92e9c7cbeb0118542d0806fefd380fc175953042376
[INFO] running `"docker" "start" "-a" "bd8f09b8aef49fd28a0bc92e9c7cbeb0118542d0806fefd380fc175953042376"`
[INFO] [stderr]    Compiling tlc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `spec`
[INFO] [stderr]   --> src/main.rs:63:9
[INFO] [stderr]    |
[INFO] [stderr] 63 |     let spec = predicates.get(&spec_id).expect("Couldn't find predicate 'Spec'.");
[INFO] [stderr]    |         ^^^^ help: consider prefixing with an underscore: `_spec`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.42s
[INFO] running `"docker" "inspect" "bd8f09b8aef49fd28a0bc92e9c7cbeb0118542d0806fefd380fc175953042376"`
[INFO] running `"docker" "rm" "-f" "bd8f09b8aef49fd28a0bc92e9c7cbeb0118542d0806fefd380fc175953042376"`
[INFO] [stdout] bd8f09b8aef49fd28a0bc92e9c7cbeb0118542d0806fefd380fc175953042376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ttaubert/tlc:/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] c40293c05090e0a86a49a276a2db6abcd6ae14501e78471e180fb194d2d4f390
[INFO] running `"docker" "start" "-a" "c40293c05090e0a86a49a276a2db6abcd6ae14501e78471e180fb194d2d4f390"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rtlc-abdda46c028f8944
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test atom::tests::test_next_states_conj ... ok
[INFO] [stdout] test atom::tests::test_next_states_disj ... ok
[INFO] [stdout] test atom::tests::test_next_states_eq ... ok
[INFO] [stdout] test atom::tests::test_possible_states_conj ... ok
[INFO] [stdout] test atom::tests::test_possible_states_mem ... ok
[INFO] [stdout] test atom::tests::test_next_states_mem ... ok
[INFO] [stdout] test atom::tests::test_possible_states_eq ... ok
[INFO] [stdout] test atom::tests::test_possible_states_disj ... ok
[INFO] [stdout] test parser::tests::test_number ... ok
[INFO] [stdout] test parser::tests::test_parse ... ok
[INFO] [stdout] test parser::tests::test_predicate ... ok
[INFO] [stdout] test parser::tests::test_nextsr ... ok
[INFO] [stdout] test parser::tests::test_set ... ok
[INFO] [stdout] test parser::tests::test_proposition ... ok
[INFO] [stdout] test parser::tests::test_constants ... ok
[INFO] [stdout] test parser::tests::test_statements ... ok
[INFO] [stdout] test parser::tests::test_tuple ... ok
[INFO] [stdout] test parser::tests::test_blanks ... ok
[INFO] [stdout] test parser::tests::test_variables ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tlc-e1a719a04156d47b
[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/parse-41015d2b93873bd5
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_parse_simple_clock ... ok
[INFO] [stderr]    Doc-tests rtlc
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "c40293c05090e0a86a49a276a2db6abcd6ae14501e78471e180fb194d2d4f390"`
[INFO] running `"docker" "rm" "-f" "c40293c05090e0a86a49a276a2db6abcd6ae14501e78471e180fb194d2d4f390"`
[INFO] [stdout] c40293c05090e0a86a49a276a2db6abcd6ae14501e78471e180fb194d2d4f390