[INFO] fetching crate idna 0.2.0...
[INFO] extracting crate idna 0.2.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/idna/0.2.0
[INFO] extracting crate idna 0.2.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/idna/0.2.0
[INFO] validating manifest of idna-0.2.0 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 idna-0.2.0 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 idna-0.2.0
[INFO] removed 2 missing tests
[INFO] finished frobbing idna-0.2.0
[INFO] frobbed toml for idna-0.2.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/idna/0.2.0/Cargo.toml
[INFO] started frobbing idna-0.2.0
[INFO] removed 2 missing tests
[INFO] finished frobbing idna-0.2.0
[INFO] frobbed toml for idna-0.2.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/idna/0.2.0/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 idna-0.2.0 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/idna/0.2.0:/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] d2f8fefa5cccbad438d7863d879c929f442b422b86852109841b3723e56c369c
[INFO] running `"docker" "start" "-a" "d2f8fefa5cccbad438d7863d879c929f442b422b86852109841b3723e56c369c"`
[INFO] [stderr]    Compiling idna v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.16s
[INFO] running `"docker" "inspect" "d2f8fefa5cccbad438d7863d879c929f442b422b86852109841b3723e56c369c"`
[INFO] running `"docker" "rm" "-f" "d2f8fefa5cccbad438d7863d879c929f442b422b86852109841b3723e56c369c"`
[INFO] [stdout] d2f8fefa5cccbad438d7863d879c929f442b422b86852109841b3723e56c369c
[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/idna/0.2.0:/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] 2ec861ed9ea6a2f2065852a3ed4493b4f90c2932b00df4dbc9199b0f397621bc
[INFO] running `"docker" "start" "-a" "2ec861ed9ea6a2f2065852a3ed4493b4f90c2932b00df4dbc9199b0f397621bc"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] running `"docker" "inspect" "2ec861ed9ea6a2f2065852a3ed4493b4f90c2932b00df4dbc9199b0f397621bc"`
[INFO] running `"docker" "rm" "-f" "2ec861ed9ea6a2f2065852a3ed4493b4f90c2932b00df4dbc9199b0f397621bc"`
[INFO] [stdout] 2ec861ed9ea6a2f2065852a3ed4493b4f90c2932b00df4dbc9199b0f397621bc
[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/idna/0.2.0:/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] 8de34556fc2fb15b431af6645c7f583f7d3f66634f06dc84aae256ebcc3e7815
[INFO] running `"docker" "start" "-a" "8de34556fc2fb15b431af6645c7f583f7d3f66634f06dc84aae256ebcc3e7815"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] running `"docker" "inspect" "8de34556fc2fb15b431af6645c7f583f7d3f66634f06dc84aae256ebcc3e7815"`
[INFO] running `"docker" "rm" "-f" "8de34556fc2fb15b431af6645c7f583f7d3f66634f06dc84aae256ebcc3e7815"`
[INFO] [stdout] 8de34556fc2fb15b431af6645c7f583f7d3f66634f06dc84aae256ebcc3e7815