[INFO] crate railroad_verification 0.1.0 is already in cache
[INFO] extracting crate railroad_verification 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/railroad_verification/0.1.0
[INFO] extracting crate railroad_verification 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/railroad_verification/0.1.0
[INFO] validating manifest of railroad_verification-0.1.0 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 railroad_verification-0.1.0 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 railroad_verification-0.1.0
[INFO] finished frobbing railroad_verification-0.1.0
[INFO] frobbed toml for railroad_verification-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/railroad_verification/0.1.0/Cargo.toml
[INFO] started frobbing railroad_verification-0.1.0
[INFO] finished frobbing railroad_verification-0.1.0
[INFO] frobbed toml for railroad_verification-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/railroad_verification/0.1.0/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 railroad_verification-0.1.0 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-2/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/railroad_verification/0.1.0:/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] 53d1d9d4a83f112bd8ee18e134d529e3ceff2f7da4de0bec5d7886f89f978042
[INFO] running `"docker" "start" "-a" "53d1d9d4a83f112bd8ee18e134d529e3ceff2f7da4de0bec5d7886f89f978042"`
[INFO] [stderr]    Compiling railroad_verification v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `"docker" "inspect" "53d1d9d4a83f112bd8ee18e134d529e3ceff2f7da4de0bec5d7886f89f978042"`
[INFO] running `"docker" "rm" "-f" "53d1d9d4a83f112bd8ee18e134d529e3ceff2f7da4de0bec5d7886f89f978042"`
[INFO] [stdout] 53d1d9d4a83f112bd8ee18e134d529e3ceff2f7da4de0bec5d7886f89f978042
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/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/railroad_verification/0.1.0:/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] 5ffe8a462aa8edc2c19c9ea22dd3f60a810dcc90f031bb2312c0d28ca8af379b
[INFO] running `"docker" "start" "-a" "5ffe8a462aa8edc2c19c9ea22dd3f60a810dcc90f031bb2312c0d28ca8af379b"`
[INFO] [stderr]    Compiling railroad_verification v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `"docker" "inspect" "5ffe8a462aa8edc2c19c9ea22dd3f60a810dcc90f031bb2312c0d28ca8af379b"`
[INFO] running `"docker" "rm" "-f" "5ffe8a462aa8edc2c19c9ea22dd3f60a810dcc90f031bb2312c0d28ca8af379b"`
[INFO] [stdout] 5ffe8a462aa8edc2c19c9ea22dd3f60a810dcc90f031bb2312c0d28ca8af379b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/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/railroad_verification/0.1.0:/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] 93db614f0998de72049d554a7f31f7a4feb7e40169a03ff896e2a94586db161a
[INFO] running `"docker" "start" "-a" "93db614f0998de72049d554a7f31f7a4feb7e40169a03ff896e2a94586db161a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/railroad_verification-48ed0b62af71b8e3
[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 railroad_verification
[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" "93db614f0998de72049d554a7f31f7a4feb7e40169a03ff896e2a94586db161a"`
[INFO] running `"docker" "rm" "-f" "93db614f0998de72049d554a7f31f7a4feb7e40169a03ff896e2a94586db161a"`
[INFO] [stdout] 93db614f0998de72049d554a7f31f7a4feb7e40169a03ff896e2a94586db161a