[INFO] crate jsonpp 2.0.1 is already in cache
[INFO] extracting crate jsonpp 2.0.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/jsonpp/2.0.1
[INFO] extracting crate jsonpp 2.0.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/jsonpp/2.0.1
[INFO] validating manifest of jsonpp-2.0.1 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jsonpp-2.0.1 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jsonpp-2.0.1
[INFO] finished frobbing jsonpp-2.0.1
[INFO] frobbed toml for jsonpp-2.0.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/jsonpp/2.0.1/Cargo.toml
[INFO] started frobbing jsonpp-2.0.1
[INFO] finished frobbing jsonpp-2.0.1
[INFO] frobbed toml for jsonpp-2.0.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/jsonpp/2.0.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing jsonpp-2.0.1 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/jsonpp/2.0.1:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 2c4961b7faba065aeabbcb92a1939587f284f0967f8e8dac5372abe3c025316d
[INFO] running `"docker" "start" "-a" "2c4961b7faba065aeabbcb92a1939587f284f0967f8e8dac5372abe3c025316d"`
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling serde-transcode v1.1.0
[INFO] [stderr]    Compiling filebuffer v0.4.0
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling clap v2.31.2
[INFO] [stderr]    Compiling jsonpp v2.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.15s
[INFO] running `"docker" "inspect" "2c4961b7faba065aeabbcb92a1939587f284f0967f8e8dac5372abe3c025316d"`
[INFO] running `"docker" "rm" "-f" "2c4961b7faba065aeabbcb92a1939587f284f0967f8e8dac5372abe3c025316d"`
[INFO] [stdout] 2c4961b7faba065aeabbcb92a1939587f284f0967f8e8dac5372abe3c025316d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/jsonpp/2.0.1:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 648e060c6269672b6a751ef560694362d2aecd0d156a0915f266f8ab746a6093
[INFO] running `"docker" "start" "-a" "648e060c6269672b6a751ef560694362d2aecd0d156a0915f266f8ab746a6093"`
[INFO] [stderr]    Compiling jsonpp v2.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.81s
[INFO] running `"docker" "inspect" "648e060c6269672b6a751ef560694362d2aecd0d156a0915f266f8ab746a6093"`
[INFO] running `"docker" "rm" "-f" "648e060c6269672b6a751ef560694362d2aecd0d156a0915f266f8ab746a6093"`
[INFO] [stdout] 648e060c6269672b6a751ef560694362d2aecd0d156a0915f266f8ab746a6093
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/jsonpp/2.0.1:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 101a74966eaf0b57009f031dfa6268d72b9714dd8673eade816817428c23939a
[INFO] running `"docker" "start" "-a" "101a74966eaf0b57009f031dfa6268d72b9714dd8673eade816817428c23939a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/jsonpp-06a8c9d9a6fc939c
[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]      Running /opt/crater/target/debug/deps/tester-850391a75eb68dee
[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]      Running /opt/crater/target/debug/deps/tests-b83027c0b9d872af
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_pretty_printing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "101a74966eaf0b57009f031dfa6268d72b9714dd8673eade816817428c23939a"`
[INFO] running `"docker" "rm" "-f" "101a74966eaf0b57009f031dfa6268d72b9714dd8673eade816817428c23939a"`
[INFO] [stdout] 101a74966eaf0b57009f031dfa6268d72b9714dd8673eade816817428c23939a