[INFO] crate stringer 0.1.6 is already in cache
[INFO] extracting crate stringer 0.1.6 into work/ex/beta-1.37-6/sources/1.36.0/reg/stringer/0.1.6
[INFO] extracting crate stringer 0.1.6 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/stringer/0.1.6
[INFO] validating manifest of stringer-0.1.6 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 stringer-0.1.6 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 stringer-0.1.6
[INFO] finished frobbing stringer-0.1.6
[INFO] frobbed toml for stringer-0.1.6 written to work/ex/beta-1.37-6/sources/1.36.0/reg/stringer/0.1.6/Cargo.toml
[INFO] started frobbing stringer-0.1.6
[INFO] finished frobbing stringer-0.1.6
[INFO] frobbed toml for stringer-0.1.6 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/stringer/0.1.6/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 stringer-0.1.6 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-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/stringer/0.1.6:/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] 2f2266d397de740bc449bd77928efce9c2fdb8276150dffefab6f441c8a4b03c
[INFO] running `"docker" "start" "-a" "2f2266d397de740bc449bd77928efce9c2fdb8276150dffefab6f441c8a4b03c"`
[INFO] [stderr]    Compiling stringer v0.1.6 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `"docker" "inspect" "2f2266d397de740bc449bd77928efce9c2fdb8276150dffefab6f441c8a4b03c"`
[INFO] running `"docker" "rm" "-f" "2f2266d397de740bc449bd77928efce9c2fdb8276150dffefab6f441c8a4b03c"`
[INFO] [stdout] 2f2266d397de740bc449bd77928efce9c2fdb8276150dffefab6f441c8a4b03c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/stringer/0.1.6:/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] a3b00837d4d34fb8bdda382893d8b195da327dde71c9aeafcfc164f3d38a4804
[INFO] running `"docker" "start" "-a" "a3b00837d4d34fb8bdda382893d8b195da327dde71c9aeafcfc164f3d38a4804"`
[INFO] [stderr]    Compiling stringer v0.1.6 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `"docker" "inspect" "a3b00837d4d34fb8bdda382893d8b195da327dde71c9aeafcfc164f3d38a4804"`
[INFO] running `"docker" "rm" "-f" "a3b00837d4d34fb8bdda382893d8b195da327dde71c9aeafcfc164f3d38a4804"`
[INFO] [stdout] a3b00837d4d34fb8bdda382893d8b195da327dde71c9aeafcfc164f3d38a4804
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/stringer/0.1.6:/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] c8b1183f0afdb39ec155262b10b1e31277e6a71e75bf9c9a270542457f3b6063
[INFO] running `"docker" "start" "-a" "c8b1183f0afdb39ec155262b10b1e31277e6a71e75bf9c9a270542457f3b6063"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/stringer-8695595ccefd8f77
[INFO] [stderr]    Doc-tests stringer
[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" "c8b1183f0afdb39ec155262b10b1e31277e6a71e75bf9c9a270542457f3b6063"`
[INFO] running `"docker" "rm" "-f" "c8b1183f0afdb39ec155262b10b1e31277e6a71e75bf9c9a270542457f3b6063"`
[INFO] [stdout] c8b1183f0afdb39ec155262b10b1e31277e6a71e75bf9c9a270542457f3b6063