[INFO] crate async-trace 0.0.0 is already in cache
[INFO] extracting crate async-trace 0.0.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/async-trace/0.0.0
[INFO] extracting crate async-trace 0.0.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/async-trace/0.0.0
[INFO] validating manifest of async-trace-0.0.0 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 async-trace-0.0.0 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 async-trace-0.0.0
[INFO] finished frobbing async-trace-0.0.0
[INFO] frobbed toml for async-trace-0.0.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/async-trace/0.0.0/Cargo.toml
[INFO] started frobbing async-trace-0.0.0
[INFO] finished frobbing async-trace-0.0.0
[INFO] frobbed toml for async-trace-0.0.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/async-trace/0.0.0/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 async-trace-0.0.0 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/async-trace/0.0.0:/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] 65497273d37cbdcc01b0822c40858c866f3e6ad1bca909fae29e0756bd1539f3
[INFO] running `"docker" "start" "-a" "65497273d37cbdcc01b0822c40858c866f3e6ad1bca909fae29e0756bd1539f3"`
[INFO] [stderr]    Compiling async-trace v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `"docker" "inspect" "65497273d37cbdcc01b0822c40858c866f3e6ad1bca909fae29e0756bd1539f3"`
[INFO] running `"docker" "rm" "-f" "65497273d37cbdcc01b0822c40858c866f3e6ad1bca909fae29e0756bd1539f3"`
[INFO] [stdout] 65497273d37cbdcc01b0822c40858c866f3e6ad1bca909fae29e0756bd1539f3
[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/async-trace/0.0.0:/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] da53af86b2f17cb23fee0404f8c67d5590c70000abf0d78cbb7e28603ccc64a6
[INFO] running `"docker" "start" "-a" "da53af86b2f17cb23fee0404f8c67d5590c70000abf0d78cbb7e28603ccc64a6"`
[INFO] [stderr]    Compiling async-trace v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `"docker" "inspect" "da53af86b2f17cb23fee0404f8c67d5590c70000abf0d78cbb7e28603ccc64a6"`
[INFO] running `"docker" "rm" "-f" "da53af86b2f17cb23fee0404f8c67d5590c70000abf0d78cbb7e28603ccc64a6"`
[INFO] [stdout] da53af86b2f17cb23fee0404f8c67d5590c70000abf0d78cbb7e28603ccc64a6
[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/async-trace/0.0.0:/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] cf2bdf13eb2e9f1d6486ed21f8c0458bbc50e6dfa3710e3b1ac2c0bffc452ed4
[INFO] running `"docker" "start" "-a" "cf2bdf13eb2e9f1d6486ed21f8c0458bbc50e6dfa3710e3b1ac2c0bffc452ed4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/async_trace-e82d6a9246695f5d
[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" "cf2bdf13eb2e9f1d6486ed21f8c0458bbc50e6dfa3710e3b1ac2c0bffc452ed4"`
[INFO] running `"docker" "rm" "-f" "cf2bdf13eb2e9f1d6486ed21f8c0458bbc50e6dfa3710e3b1ac2c0bffc452ed4"`
[INFO] [stdout] cf2bdf13eb2e9f1d6486ed21f8c0458bbc50e6dfa3710e3b1ac2c0bffc452ed4