[INFO] crate if-let-return 0.1.1 is already in cache
[INFO] testing if-let-return-0.1.1 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate if-let-return 0.1.1 into work/builds/worker-0/source
[INFO] validating manifest of crates.io crate if-let-return 0.1.1 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate if-let-return 0.1.1
[INFO] finished tweaking crates.io crate if-let-return 0.1.1
[INFO] tweaked toml for crates.io crate if-let-return 0.1.1 written to work/builds/worker-0/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 84a372ba2a03e1d18bb98b2c89bd2c5516c1022069e94468c89557b4d6ec3344
[INFO] running `"docker" "start" "-a" "84a372ba2a03e1d18bb98b2c89bd2c5516c1022069e94468c89557b4d6ec3344"`
[INFO] [stderr]    Compiling if-let-return v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `"docker" "inspect" "84a372ba2a03e1d18bb98b2c89bd2c5516c1022069e94468c89557b4d6ec3344"`
[INFO] running `"docker" "rm" "-f" "84a372ba2a03e1d18bb98b2c89bd2c5516c1022069e94468c89557b4d6ec3344"`
[INFO] [stdout] 84a372ba2a03e1d18bb98b2c89bd2c5516c1022069e94468c89557b4d6ec3344
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] d68db1267335f10bb528575b1d0f5f55c77c746fedbc444ae823f1f3a04074a2
[INFO] running `"docker" "start" "-a" "d68db1267335f10bb528575b1d0f5f55c77c746fedbc444ae823f1f3a04074a2"`
[INFO] [stderr]    Compiling if-let-return v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `"docker" "inspect" "d68db1267335f10bb528575b1d0f5f55c77c746fedbc444ae823f1f3a04074a2"`
[INFO] running `"docker" "rm" "-f" "d68db1267335f10bb528575b1d0f5f55c77c746fedbc444ae823f1f3a04074a2"`
[INFO] [stdout] d68db1267335f10bb528575b1d0f5f55c77c746fedbc444ae823f1f3a04074a2
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] b8eb6c8c70052475068d19bee6cf0fa839e5a95818ca3f59798b13783a7d315f
[INFO] running `"docker" "start" "-a" "b8eb6c8c70052475068d19bee6cf0fa839e5a95818ca3f59798b13783a7d315f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/if_let_return-5523f0d5e3e3ff51
[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 if-let-return
[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" "b8eb6c8c70052475068d19bee6cf0fa839e5a95818ca3f59798b13783a7d315f"`
[INFO] running `"docker" "rm" "-f" "b8eb6c8c70052475068d19bee6cf0fa839e5a95818ca3f59798b13783a7d315f"`
[INFO] [stdout] b8eb6c8c70052475068d19bee6cf0fa839e5a95818ca3f59798b13783a7d315f