[INFO] crate libc-print 0.1.7 is already in cache
[INFO] extracting crate libc-print 0.1.7 into work/ex/beta-1.38-1/sources/1.37.0/reg/libc-print/0.1.7
[INFO] extracting crate libc-print 0.1.7 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/libc-print/0.1.7
[INFO] validating manifest of libc-print-0.1.7 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 libc-print-0.1.7 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 libc-print-0.1.7
[INFO] finished frobbing libc-print-0.1.7
[INFO] frobbed toml for libc-print-0.1.7 written to work/ex/beta-1.38-1/sources/1.37.0/reg/libc-print/0.1.7/Cargo.toml
[INFO] started frobbing libc-print-0.1.7
[INFO] finished frobbing libc-print-0.1.7
[INFO] frobbed toml for libc-print-0.1.7 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/libc-print/0.1.7/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 libc-print-0.1.7 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/libc-print/0.1.7:/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] 5b44dc51e137bca82e9280884fd00c4e1643ab61bdb0325e889678fecefd978d
[INFO] running `"docker" "start" "-a" "5b44dc51e137bca82e9280884fd00c4e1643ab61bdb0325e889678fecefd978d"`
[INFO] [stderr]    Compiling libc-print v0.1.7 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `"docker" "inspect" "5b44dc51e137bca82e9280884fd00c4e1643ab61bdb0325e889678fecefd978d"`
[INFO] running `"docker" "rm" "-f" "5b44dc51e137bca82e9280884fd00c4e1643ab61bdb0325e889678fecefd978d"`
[INFO] [stdout] 5b44dc51e137bca82e9280884fd00c4e1643ab61bdb0325e889678fecefd978d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/libc-print/0.1.7:/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] da74da4db7175313eb4b9b918dfba76ced86684dcf06750cd73c6eae21beca09
[INFO] running `"docker" "start" "-a" "da74da4db7175313eb4b9b918dfba76ced86684dcf06750cd73c6eae21beca09"`
[INFO] [stderr]    Compiling libc-print v0.1.7 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `"docker" "inspect" "da74da4db7175313eb4b9b918dfba76ced86684dcf06750cd73c6eae21beca09"`
[INFO] running `"docker" "rm" "-f" "da74da4db7175313eb4b9b918dfba76ced86684dcf06750cd73c6eae21beca09"`
[INFO] [stdout] da74da4db7175313eb4b9b918dfba76ced86684dcf06750cd73c6eae21beca09
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/libc-print/0.1.7:/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] ea4d8ef0472f5aa7f6c0d00d4bc96f8340d7d654778aa3e2dae1760aecfb384f
[INFO] running `"docker" "start" "-a" "ea4d8ef0472f5aa7f6c0d00d4bc96f8340d7d654778aa3e2dae1760aecfb384f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/libc_print-2cb18db3fbfa978f
[INFO] [stderr] stderr!
[INFO] [stdout] 
[INFO] [stderr] stderr fd = 2
[INFO] [stdout] running 6 tests
[INFO] [stderr] stderr fd = 2
[INFO] [stdout] stdout!
[INFO] [stdout] test tests::test_stdout_write ... ok
[INFO] [stdout] stdout fd = 1
[INFO] [stdout] test tests::test_stdout ... ok
[INFO] [stdout] test tests::test_stderr_write ... ok
[INFO] [stdout] test tests::test_stderr ... ok
[INFO] [stdout] stdout fd = 1
[INFO] [stdout] test std_name::tests_std_name::test_stdout ... ok
[INFO] [stdout] test std_name::tests_std_name::test_stderr ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests libc_print
[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" "ea4d8ef0472f5aa7f6c0d00d4bc96f8340d7d654778aa3e2dae1760aecfb384f"`
[INFO] running `"docker" "rm" "-f" "ea4d8ef0472f5aa7f6c0d00d4bc96f8340d7d654778aa3e2dae1760aecfb384f"`
[INFO] [stdout] ea4d8ef0472f5aa7f6c0d00d4bc96f8340d7d654778aa3e2dae1760aecfb384f