[INFO] crate csv2struct 0.1.0 is already in cache
[INFO] extracting crate csv2struct 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/csv2struct/0.1.0
[INFO] extracting crate csv2struct 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/csv2struct/0.1.0
[INFO] validating manifest of csv2struct-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 csv2struct-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 csv2struct-0.1.0
[INFO] finished frobbing csv2struct-0.1.0
[INFO] frobbed toml for csv2struct-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/csv2struct/0.1.0/Cargo.toml
[INFO] started frobbing csv2struct-0.1.0
[INFO] finished frobbing csv2struct-0.1.0
[INFO] frobbed toml for csv2struct-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/csv2struct/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 csv2struct-0.1.0 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/csv2struct/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] d58045910d27619ce62adde764554a1571d772c9483639ae6047617104c196f3
[INFO] running `"docker" "start" "-a" "d58045910d27619ce62adde764554a1571d772c9483639ae6047617104c196f3"`
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling csv2struct v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: value assigned to `type_name` is never read
[INFO] [stderr]    --> src/main.rs:230:21
[INFO] [stderr]     |
[INFO] [stderr] 230 |             let mut type_name = String::new();
[INFO] [stderr]     |                     ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.35s
[INFO] running `"docker" "inspect" "d58045910d27619ce62adde764554a1571d772c9483639ae6047617104c196f3"`
[INFO] running `"docker" "rm" "-f" "d58045910d27619ce62adde764554a1571d772c9483639ae6047617104c196f3"`
[INFO] [stdout] d58045910d27619ce62adde764554a1571d772c9483639ae6047617104c196f3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/csv2struct/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] c0a89b638467fb4fb8080be72857f9722477af6e4291fb79c2630294910c8ac2
[INFO] running `"docker" "start" "-a" "c0a89b638467fb4fb8080be72857f9722477af6e4291fb79c2630294910c8ac2"`
[INFO] [stderr]    Compiling csv2struct v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: value assigned to `type_name` is never read
[INFO] [stderr]    --> src/main.rs:230:21
[INFO] [stderr]     |
[INFO] [stderr] 230 |             let mut type_name = String::new();
[INFO] [stderr]     |                     ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "c0a89b638467fb4fb8080be72857f9722477af6e4291fb79c2630294910c8ac2"`
[INFO] running `"docker" "rm" "-f" "c0a89b638467fb4fb8080be72857f9722477af6e4291fb79c2630294910c8ac2"`
[INFO] [stdout] c0a89b638467fb4fb8080be72857f9722477af6e4291fb79c2630294910c8ac2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/csv2struct/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 0c988cb954b0284c35e1d004f16e22da94e73dcd69f3212b75927b4a3956f933
[INFO] running `"docker" "start" "-a" "0c988cb954b0284c35e1d004f16e22da94e73dcd69f3212b75927b4a3956f933"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/csv2struct-ed04a7bd6ebe75d8
[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" "0c988cb954b0284c35e1d004f16e22da94e73dcd69f3212b75927b4a3956f933"`
[INFO] running `"docker" "rm" "-f" "0c988cb954b0284c35e1d004f16e22da94e73dcd69f3212b75927b4a3956f933"`
[INFO] [stdout] 0c988cb954b0284c35e1d004f16e22da94e73dcd69f3212b75927b4a3956f933