[INFO] fetching crate ipp-client 0.3.0...
[INFO] extracting crate ipp-client 0.3.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/ipp-client/0.3.0
[INFO] extracting crate ipp-client 0.3.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/ipp-client/0.3.0
[INFO] validating manifest of ipp-client-0.3.0 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 ipp-client-0.3.0 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 ipp-client-0.3.0
[INFO] finished frobbing ipp-client-0.3.0
[INFO] frobbed toml for ipp-client-0.3.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/ipp-client/0.3.0/Cargo.toml
[INFO] started frobbing ipp-client-0.3.0
[INFO] finished frobbing ipp-client-0.3.0
[INFO] frobbed toml for ipp-client-0.3.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/ipp-client/0.3.0/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing ipp-client-0.3.0 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-6/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/ipp-client/0.3.0:/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] 59ab023983c2a5cbeff1b651e89bb9f3f67dcf3f1fdc0ca79700b01bfc8ab70d
[INFO] running `"docker" "start" "-a" "59ab023983c2a5cbeff1b651e89bb9f3f67dcf3f1fdc0ca79700b01bfc8ab70d"`
[INFO] [stderr]    Compiling enum-as-inner v0.2.1
[INFO] [stderr]    Compiling ipp-proto v0.3.0
[INFO] [stderr]    Compiling ipp-client v0.3.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.61s
[INFO] running `"docker" "inspect" "59ab023983c2a5cbeff1b651e89bb9f3f67dcf3f1fdc0ca79700b01bfc8ab70d"`
[INFO] running `"docker" "rm" "-f" "59ab023983c2a5cbeff1b651e89bb9f3f67dcf3f1fdc0ca79700b01bfc8ab70d"`
[INFO] [stdout] 59ab023983c2a5cbeff1b651e89bb9f3f67dcf3f1fdc0ca79700b01bfc8ab70d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/ipp-client/0.3.0:/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] 52361a2ab2b00bcb8e1d4c78067d664db5cec7ebf2ae7ee3bd92bcb0eec154e8
[INFO] running `"docker" "start" "-a" "52361a2ab2b00bcb8e1d4c78067d664db5cec7ebf2ae7ee3bd92bcb0eec154e8"`
[INFO] [stderr]    Compiling ipp-client v0.3.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.96s
[INFO] running `"docker" "inspect" "52361a2ab2b00bcb8e1d4c78067d664db5cec7ebf2ae7ee3bd92bcb0eec154e8"`
[INFO] running `"docker" "rm" "-f" "52361a2ab2b00bcb8e1d4c78067d664db5cec7ebf2ae7ee3bd92bcb0eec154e8"`
[INFO] [stdout] 52361a2ab2b00bcb8e1d4c78067d664db5cec7ebf2ae7ee3bd92bcb0eec154e8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/ipp-client/0.3.0:/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] f207ce59aae6f4a9223733241c600955da648faf83a6aa77222150b2ba61d424
[INFO] running `"docker" "start" "-a" "f207ce59aae6f4a9223733241c600955da648faf83a6aa77222150b2ba61d424"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ipp_client-2f764c85a1b15ade
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_builder ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ipp-client
[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" "f207ce59aae6f4a9223733241c600955da648faf83a6aa77222150b2ba61d424"`
[INFO] running `"docker" "rm" "-f" "f207ce59aae6f4a9223733241c600955da648faf83a6aa77222150b2ba61d424"`
[INFO] [stdout] f207ce59aae6f4a9223733241c600955da648faf83a6aa77222150b2ba61d424