[INFO] crate lrs 0.1.1 is already in cache
[INFO] extracting crate lrs 0.1.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/lrs/0.1.1
[INFO] extracting crate lrs 0.1.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/lrs/0.1.1
[INFO] validating manifest of lrs-0.1.1 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 lrs-0.1.1 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 lrs-0.1.1
[INFO] finished frobbing lrs-0.1.1
[INFO] frobbed toml for lrs-0.1.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/lrs/0.1.1/Cargo.toml
[INFO] started frobbing lrs-0.1.1
[INFO] finished frobbing lrs-0.1.1
[INFO] frobbed toml for lrs-0.1.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/lrs/0.1.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 lrs-0.1.1 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-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/lrs/0.1.1:/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] 46e94a55880c22fdcde8cb1531e402ebb6862726e16a6570bb286fa2669fec87
[INFO] running `"docker" "start" "-a" "46e94a55880c22fdcde8cb1531e402ebb6862726e16a6570bb286fa2669fec87"`
[INFO] [stderr]    Compiling lrs v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/clause.rs:50:18
[INFO] [stderr]    |
[INFO] [stderr] 50 |             Some(t) => {
[INFO] [stderr]    |                  ^ help: consider prefixing with an underscore: `_t`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `"docker" "inspect" "46e94a55880c22fdcde8cb1531e402ebb6862726e16a6570bb286fa2669fec87"`
[INFO] running `"docker" "rm" "-f" "46e94a55880c22fdcde8cb1531e402ebb6862726e16a6570bb286fa2669fec87"`
[INFO] [stdout] 46e94a55880c22fdcde8cb1531e402ebb6862726e16a6570bb286fa2669fec87
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/lrs/0.1.1:/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] bac22837c7d11b6b53a16e41dd86bb575fad73161fab6e198caa3d8e64b44c8d
[INFO] running `"docker" "start" "-a" "bac22837c7d11b6b53a16e41dd86bb575fad73161fab6e198caa3d8e64b44c8d"`
[INFO] [stderr]    Compiling lrs v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/clause.rs:50:18
[INFO] [stderr]    |
[INFO] [stderr] 50 |             Some(t) => {
[INFO] [stderr]    |                  ^ help: consider prefixing with an underscore: `_t`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `"docker" "inspect" "bac22837c7d11b6b53a16e41dd86bb575fad73161fab6e198caa3d8e64b44c8d"`
[INFO] running `"docker" "rm" "-f" "bac22837c7d11b6b53a16e41dd86bb575fad73161fab6e198caa3d8e64b44c8d"`
[INFO] [stdout] bac22837c7d11b6b53a16e41dd86bb575fad73161fab6e198caa3d8e64b44c8d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/lrs/0.1.1:/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] 94654417fae3efff67dcfe6ad91501a40ee22ef76d2165ee8a41968563817094
[INFO] running `"docker" "start" "-a" "94654417fae3efff67dcfe6ad91501a40ee22ef76d2165ee8a41968563817094"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lrs-fd7efa221df0a00e
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::tests::lrs_symbol_create ... ok
[INFO] [stdout] test tests::tests::lrs_term_create ... ok
[INFO] [stdout] test tests::tests::lrs_term_remove ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lib-e949296c48c1dc3e
[INFO] [stderr]    Doc-tests lrs
[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] [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" "94654417fae3efff67dcfe6ad91501a40ee22ef76d2165ee8a41968563817094"`
[INFO] running `"docker" "rm" "-f" "94654417fae3efff67dcfe6ad91501a40ee22ef76d2165ee8a41968563817094"`
[INFO] [stdout] 94654417fae3efff67dcfe6ad91501a40ee22ef76d2165ee8a41968563817094