[INFO] crate daemonizer 0.4.2 is already in cache
[INFO] extracting crate daemonizer 0.4.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/daemonizer/0.4.2
[INFO] extracting crate daemonizer 0.4.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/daemonizer/0.4.2
[INFO] validating manifest of daemonizer-0.4.2 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 daemonizer-0.4.2 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 daemonizer-0.4.2
[INFO] finished frobbing daemonizer-0.4.2
[INFO] frobbed toml for daemonizer-0.4.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/daemonizer/0.4.2/Cargo.toml
[INFO] started frobbing daemonizer-0.4.2
[INFO] finished frobbing daemonizer-0.4.2
[INFO] frobbed toml for daemonizer-0.4.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/daemonizer/0.4.2/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing daemonizer-0.4.2 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/daemonizer/0.4.2:/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] c50c87f6dd96a7ca82a9a05f51d23e93f5d4bc4320e1c7a610c50f0a71c3cd6f
[INFO] running `"docker" "start" "-a" "c50c87f6dd96a7ca82a9a05f51d23e93f5d4bc4320e1c7a610c50f0a71c3cd6f"`
[INFO] [stderr]    Compiling daemonizer v0.4.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `"docker" "inspect" "c50c87f6dd96a7ca82a9a05f51d23e93f5d4bc4320e1c7a610c50f0a71c3cd6f"`
[INFO] running `"docker" "rm" "-f" "c50c87f6dd96a7ca82a9a05f51d23e93f5d4bc4320e1c7a610c50f0a71c3cd6f"`
[INFO] [stdout] c50c87f6dd96a7ca82a9a05f51d23e93f5d4bc4320e1c7a610c50f0a71c3cd6f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/daemonizer/0.4.2:/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] 27f08091263deb205b5656dff0d70c4a6e1a36915098f5b9168a036e771e58d5
[INFO] running `"docker" "start" "-a" "27f08091263deb205b5656dff0d70c4a6e1a36915098f5b9168a036e771e58d5"`
[INFO] [stderr]    Compiling daemonizer v0.4.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `"docker" "inspect" "27f08091263deb205b5656dff0d70c4a6e1a36915098f5b9168a036e771e58d5"`
[INFO] running `"docker" "rm" "-f" "27f08091263deb205b5656dff0d70c4a6e1a36915098f5b9168a036e771e58d5"`
[INFO] [stdout] 27f08091263deb205b5656dff0d70c4a6e1a36915098f5b9168a036e771e58d5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/daemonizer/0.4.2:/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] 19a4e3f04c071bb64d6931a9dfbe019c544e2106bfdbb2f932041d0ab3ca6d2b
[INFO] running `"docker" "start" "-a" "19a4e3f04c071bb64d6931a9dfbe019c544e2106bfdbb2f932041d0ab3ca6d2b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/daemonizer-94089fc2669a8af1
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_not_root_daemonize ... ok
[INFO] [stderr] error: process didn't exit successfully: `/opt/crater/target/debug/deps/daemonizer-94089fc2669a8af1` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `"docker" "inspect" "19a4e3f04c071bb64d6931a9dfbe019c544e2106bfdbb2f932041d0ab3ca6d2b"`
[INFO] running `"docker" "rm" "-f" "19a4e3f04c071bb64d6931a9dfbe019c544e2106bfdbb2f932041d0ab3ca6d2b"`
[INFO] [stdout] 19a4e3f04c071bb64d6931a9dfbe019c544e2106bfdbb2f932041d0ab3ca6d2b