[INFO] crate unshare 0.5.1 is already in cache
[INFO] extracting crate unshare 0.5.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/unshare/0.5.1
[INFO] extracting crate unshare 0.5.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/unshare/0.5.1
[INFO] validating manifest of unshare-0.5.1 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 unshare-0.5.1 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 unshare-0.5.1
[INFO] finished frobbing unshare-0.5.1
[INFO] frobbed toml for unshare-0.5.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/unshare/0.5.1/Cargo.toml
[INFO] started frobbing unshare-0.5.1
[INFO] finished frobbing unshare-0.5.1
[INFO] frobbed toml for unshare-0.5.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/unshare/0.5.1/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 unshare-0.5.1 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-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/unshare/0.5.1:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 6b49a2f87a0a6bd0f0496ef230b93ce21e90ba1effc5be31703f1c3618b4f68f
[INFO] running `"docker" "start" "-a" "6b49a2f87a0a6bd0f0496ef230b93ce21e90ba1effc5be31703f1c3618b4f68f"`
[INFO] [stderr]    Compiling nix v0.11.1
[INFO] [stderr]    Compiling unshare v0.5.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.72s
[INFO] running `"docker" "inspect" "6b49a2f87a0a6bd0f0496ef230b93ce21e90ba1effc5be31703f1c3618b4f68f"`
[INFO] running `"docker" "rm" "-f" "6b49a2f87a0a6bd0f0496ef230b93ce21e90ba1effc5be31703f1c3618b4f68f"`
[INFO] [stdout] 6b49a2f87a0a6bd0f0496ef230b93ce21e90ba1effc5be31703f1c3618b4f68f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/unshare/0.5.1:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] cf36000933e584ecd03615b18b81d50927e3c9094357ce22285d028ad5f3da44
[INFO] running `"docker" "start" "-a" "cf36000933e584ecd03615b18b81d50927e3c9094357ce22285d028ad5f3da44"`
[INFO] [stderr]    Compiling unshare v0.5.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.11s
[INFO] running `"docker" "inspect" "cf36000933e584ecd03615b18b81d50927e3c9094357ce22285d028ad5f3da44"`
[INFO] running `"docker" "rm" "-f" "cf36000933e584ecd03615b18b81d50927e3c9094357ce22285d028ad5f3da44"`
[INFO] [stdout] cf36000933e584ecd03615b18b81d50927e3c9094357ce22285d028ad5f3da44
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/unshare/0.5.1:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 8198dcb138dd7c16d06d73828f4eabf381619d93a1bd329e65bfd5829cd52e6d
[INFO] running `"docker" "start" "-a" "8198dcb138dd7c16d06d73828f4eabf381619d93a1bd329e65bfd5829cd52e6d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test debug::test::test_no_env ... ok
[INFO] [stdout] test debug::test::test_debug ... ok
[INFO] [stdout] test debug::test::test_comprehensive ... ok
[INFO] [stdout] test debug::test::test_pretty ... ok
[INFO] [stderr]      Running /opt/crater/target/debug/deps/unshare-dc83f1a062f98aca
[INFO] [stdout] test child::test::test_format ... ok
[INFO] [stdout] test child::test::test_random ... 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 unshare
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/linux.rs - linux::Command::env_var_with_pid (line 258) ... ignored
[INFO] [stdout] test src/zombies.rs - zombies::child_events (line 142) ... ignored
[INFO] [stdout] test src/zombies.rs - zombies::reap_zombies (line 58) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "8198dcb138dd7c16d06d73828f4eabf381619d93a1bd329e65bfd5829cd52e6d"`
[INFO] running `"docker" "rm" "-f" "8198dcb138dd7c16d06d73828f4eabf381619d93a1bd329e65bfd5829cd52e6d"`
[INFO] [stdout] 8198dcb138dd7c16d06d73828f4eabf381619d93a1bd329e65bfd5829cd52e6d