[INFO] updating cached repository DocSpiegel/minigrep
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/DocSpiegel/minigrep
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/DocSpiegel/minigrep" "work/ex/beta-1.38-1/sources/1.37.0/gh/DocSpiegel/minigrep"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/DocSpiegel/minigrep'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/DocSpiegel/minigrep" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/DocSpiegel/minigrep"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/DocSpiegel/minigrep'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fe1b10e3b3264a51bc4447991a955237e2e6d1c7
[INFO] sha for GitHub repo DocSpiegel/minigrep: fe1b10e3b3264a51bc4447991a955237e2e6d1c7
[INFO] validating manifest of DocSpiegel/minigrep 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 DocSpiegel/minigrep 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 DocSpiegel/minigrep
[INFO] finished frobbing DocSpiegel/minigrep
[INFO] frobbed toml for DocSpiegel/minigrep written to work/ex/beta-1.38-1/sources/1.37.0/gh/DocSpiegel/minigrep/Cargo.toml
[INFO] started frobbing DocSpiegel/minigrep
[INFO] finished frobbing DocSpiegel/minigrep
[INFO] frobbed toml for DocSpiegel/minigrep written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/DocSpiegel/minigrep/Cargo.toml
[INFO] crate DocSpiegel/minigrep already has a lockfile, it will not be regenerated
[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 DocSpiegel/minigrep 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/gh/DocSpiegel/minigrep:/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] 05f5f30ba09136548b2de829dfa8906b6483f0882681e501dfaebc6e1ce84dba
[INFO] running `"docker" "start" "-a" "05f5f30ba09136548b2de829dfa8906b6483f0882681e501dfaebc6e1ce84dba"`
[INFO] [stderr]    Compiling minigrep v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "05f5f30ba09136548b2de829dfa8906b6483f0882681e501dfaebc6e1ce84dba"`
[INFO] running `"docker" "rm" "-f" "05f5f30ba09136548b2de829dfa8906b6483f0882681e501dfaebc6e1ce84dba"`
[INFO] [stdout] 05f5f30ba09136548b2de829dfa8906b6483f0882681e501dfaebc6e1ce84dba
[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/gh/DocSpiegel/minigrep:/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] 8c3eb9979a4415a60d100027e3cb8f923d509e59fe311f572d1e2509b889aacf
[INFO] running `"docker" "start" "-a" "8c3eb9979a4415a60d100027e3cb8f923d509e59fe311f572d1e2509b889aacf"`
[INFO] [stderr]    Compiling minigrep v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `"docker" "inspect" "8c3eb9979a4415a60d100027e3cb8f923d509e59fe311f572d1e2509b889aacf"`
[INFO] running `"docker" "rm" "-f" "8c3eb9979a4415a60d100027e3cb8f923d509e59fe311f572d1e2509b889aacf"`
[INFO] [stdout] 8c3eb9979a4415a60d100027e3cb8f923d509e59fe311f572d1e2509b889aacf
[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/gh/DocSpiegel/minigrep:/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] 6b2a0ee8a050658f94f7300c16e6329d266c2035791b1a1960d52dc9b5c01798
[INFO] running `"docker" "start" "-a" "6b2a0ee8a050658f94f7300c16e6329d266c2035791b1a1960d52dc9b5c01798"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/minigrep-98389f5119cfc6a1
[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" "6b2a0ee8a050658f94f7300c16e6329d266c2035791b1a1960d52dc9b5c01798"`
[INFO] running `"docker" "rm" "-f" "6b2a0ee8a050658f94f7300c16e6329d266c2035791b1a1960d52dc9b5c01798"`
[INFO] [stdout] 6b2a0ee8a050658f94f7300c16e6329d266c2035791b1a1960d52dc9b5c01798