[INFO] crate tankr 0.0.1 is already in cache
[INFO] extracting crate tankr 0.0.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/tankr/0.0.1
[INFO] extracting crate tankr 0.0.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tankr/0.0.1
[INFO] validating manifest of tankr-0.0.1 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 tankr-0.0.1 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 tankr-0.0.1
[INFO] finished frobbing tankr-0.0.1
[INFO] frobbed toml for tankr-0.0.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/tankr/0.0.1/Cargo.toml
[INFO] started frobbing tankr-0.0.1
[INFO] finished frobbing tankr-0.0.1
[INFO] frobbed toml for tankr-0.0.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tankr/0.0.1/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 tankr-0.0.1 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/tankr/0.0.1:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 98fd0d480ea5d208de6369dcb21c3ce6a292deb50367bd7ec19a9a3af64985d7
[INFO] running `"docker" "start" "-a" "98fd0d480ea5d208de6369dcb21c3ce6a292deb50367bd7ec19a9a3af64985d7"`
[INFO] [stderr]    Compiling tankr v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `"docker" "inspect" "98fd0d480ea5d208de6369dcb21c3ce6a292deb50367bd7ec19a9a3af64985d7"`
[INFO] running `"docker" "rm" "-f" "98fd0d480ea5d208de6369dcb21c3ce6a292deb50367bd7ec19a9a3af64985d7"`
[INFO] [stdout] 98fd0d480ea5d208de6369dcb21c3ce6a292deb50367bd7ec19a9a3af64985d7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/tankr/0.0.1:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 424a8c4b877d9b699bbdc44ccc5b56a0d36b338bd576745e23a31c5790a40565
[INFO] running `"docker" "start" "-a" "424a8c4b877d9b699bbdc44ccc5b56a0d36b338bd576745e23a31c5790a40565"`
[INFO] [stderr]    Compiling tankr v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `"docker" "inspect" "424a8c4b877d9b699bbdc44ccc5b56a0d36b338bd576745e23a31c5790a40565"`
[INFO] running `"docker" "rm" "-f" "424a8c4b877d9b699bbdc44ccc5b56a0d36b338bd576745e23a31c5790a40565"`
[INFO] [stdout] 424a8c4b877d9b699bbdc44ccc5b56a0d36b338bd576745e23a31c5790a40565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/tankr/0.0.1:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 319ec70874d7555a9f09ed685dc461c8f5eabefb930298d45f84304e25397917
[INFO] running `"docker" "start" "-a" "319ec70874d7555a9f09ed685dc461c8f5eabefb930298d45f84304e25397917"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tankr-09202ac0cbc60717
[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" "319ec70874d7555a9f09ed685dc461c8f5eabefb930298d45f84304e25397917"`
[INFO] running `"docker" "rm" "-f" "319ec70874d7555a9f09ed685dc461c8f5eabefb930298d45f84304e25397917"`
[INFO] [stdout] 319ec70874d7555a9f09ed685dc461c8f5eabefb930298d45f84304e25397917