[INFO] fetching crate backtrace-sys 0.1.31...
[INFO] extracting crate backtrace-sys 0.1.31 into work/ex/beta-1.37-6/sources/1.36.0/reg/backtrace-sys/0.1.31
[INFO] extracting crate backtrace-sys 0.1.31 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/backtrace-sys/0.1.31
[INFO] validating manifest of backtrace-sys-0.1.31 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 backtrace-sys-0.1.31 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 backtrace-sys-0.1.31
[INFO] finished frobbing backtrace-sys-0.1.31
[INFO] frobbed toml for backtrace-sys-0.1.31 written to work/ex/beta-1.37-6/sources/1.36.0/reg/backtrace-sys/0.1.31/Cargo.toml
[INFO] started frobbing backtrace-sys-0.1.31
[INFO] finished frobbing backtrace-sys-0.1.31
[INFO] frobbed toml for backtrace-sys-0.1.31 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/backtrace-sys/0.1.31/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 backtrace-sys-0.1.31 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-5/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/backtrace-sys/0.1.31:/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] 99c4bc041b3b5b1437db53ccbc278288be40ae58a7cdc5481acaf850e7a8d542
[INFO] running `"docker" "start" "-a" "99c4bc041b3b5b1437db53ccbc278288be40ae58a7cdc5481acaf850e7a8d542"`
[INFO] [stderr]    Compiling backtrace-sys v0.1.31 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.85s
[INFO] running `"docker" "inspect" "99c4bc041b3b5b1437db53ccbc278288be40ae58a7cdc5481acaf850e7a8d542"`
[INFO] running `"docker" "rm" "-f" "99c4bc041b3b5b1437db53ccbc278288be40ae58a7cdc5481acaf850e7a8d542"`
[INFO] [stdout] 99c4bc041b3b5b1437db53ccbc278288be40ae58a7cdc5481acaf850e7a8d542
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/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/backtrace-sys/0.1.31:/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] 77f11e96f72229014a1ddcda97c6316a8e6df2416e2102eff559a51e83c8f102
[INFO] running `"docker" "start" "-a" "77f11e96f72229014a1ddcda97c6316a8e6df2416e2102eff559a51e83c8f102"`
[INFO] [stderr]    Compiling backtrace-sys v0.1.31 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `"docker" "inspect" "77f11e96f72229014a1ddcda97c6316a8e6df2416e2102eff559a51e83c8f102"`
[INFO] running `"docker" "rm" "-f" "77f11e96f72229014a1ddcda97c6316a8e6df2416e2102eff559a51e83c8f102"`
[INFO] [stdout] 77f11e96f72229014a1ddcda97c6316a8e6df2416e2102eff559a51e83c8f102
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/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/backtrace-sys/0.1.31:/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] d071fde5b2d49ee3428b8a6a736e468459f72ab480a369ed176c5b8d2e8ff0cd
[INFO] running `"docker" "start" "-a" "d071fde5b2d49ee3428b8a6a736e468459f72ab480a369ed176c5b8d2e8ff0cd"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/backtrace_sys-7b727a862401a30c
[INFO] [stderr]    Doc-tests backtrace-sys
[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" "d071fde5b2d49ee3428b8a6a736e468459f72ab480a369ed176c5b8d2e8ff0cd"`
[INFO] running `"docker" "rm" "-f" "d071fde5b2d49ee3428b8a6a736e468459f72ab480a369ed176c5b8d2e8ff0cd"`
[INFO] [stdout] d071fde5b2d49ee3428b8a6a736e468459f72ab480a369ed176c5b8d2e8ff0cd