[INFO] updating cached repository krishnachittur/minigrep
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/krishnachittur/minigrep
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/krishnachittur/minigrep" "work/ex/beta-1.37-6/sources/1.36.0/gh/krishnachittur/minigrep"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/krishnachittur/minigrep'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/krishnachittur/minigrep" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/krishnachittur/minigrep"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/krishnachittur/minigrep'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9bebafd9534e09891bd7f64d03ed1a8539356915
[INFO] sha for GitHub repo krishnachittur/minigrep: 9bebafd9534e09891bd7f64d03ed1a8539356915
[INFO] validating manifest of krishnachittur/minigrep 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 krishnachittur/minigrep 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 krishnachittur/minigrep
[INFO] finished frobbing krishnachittur/minigrep
[INFO] frobbed toml for krishnachittur/minigrep written to work/ex/beta-1.37-6/sources/1.36.0/gh/krishnachittur/minigrep/Cargo.toml
[INFO] started frobbing krishnachittur/minigrep
[INFO] finished frobbing krishnachittur/minigrep
[INFO] frobbed toml for krishnachittur/minigrep written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/krishnachittur/minigrep/Cargo.toml
[INFO] crate krishnachittur/minigrep already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing krishnachittur/minigrep against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/krishnachittur/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 983b7235150738e5ca02e45f2d1e1fa42d5412b0ec07ed6b692cae9596ffe8f1
[INFO] running `"docker" "start" "-a" "983b7235150738e5ca02e45f2d1e1fa42d5412b0ec07ed6b692cae9596ffe8f1"`
[INFO] [stderr]    Compiling minigrep v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `"docker" "inspect" "983b7235150738e5ca02e45f2d1e1fa42d5412b0ec07ed6b692cae9596ffe8f1"`
[INFO] running `"docker" "rm" "-f" "983b7235150738e5ca02e45f2d1e1fa42d5412b0ec07ed6b692cae9596ffe8f1"`
[INFO] [stdout] 983b7235150738e5ca02e45f2d1e1fa42d5412b0ec07ed6b692cae9596ffe8f1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/krishnachittur/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 8d28eadf0c04ce0e22f0edcc928de6bc1a1963549621a79151f393a9f3d8fe02
[INFO] running `"docker" "start" "-a" "8d28eadf0c04ce0e22f0edcc928de6bc1a1963549621a79151f393a9f3d8fe02"`
[INFO] [stderr]    Compiling minigrep v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.75s
[INFO] running `"docker" "inspect" "8d28eadf0c04ce0e22f0edcc928de6bc1a1963549621a79151f393a9f3d8fe02"`
[INFO] running `"docker" "rm" "-f" "8d28eadf0c04ce0e22f0edcc928de6bc1a1963549621a79151f393a9f3d8fe02"`
[INFO] [stdout] 8d28eadf0c04ce0e22f0edcc928de6bc1a1963549621a79151f393a9f3d8fe02
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/krishnachittur/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] b1455982dc9d6269fba896f8877450415d33ab45359e90e4f447f218ec396e76
[INFO] running `"docker" "start" "-a" "b1455982dc9d6269fba896f8877450415d33ab45359e90e4f447f218ec396e76"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/minigrep-b46b2ee1244c7ce8
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::simple_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/minigrep-6ed64f0fca6cec40
[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" "b1455982dc9d6269fba896f8877450415d33ab45359e90e4f447f218ec396e76"`
[INFO] running `"docker" "rm" "-f" "b1455982dc9d6269fba896f8877450415d33ab45359e90e4f447f218ec396e76"`
[INFO] [stdout] b1455982dc9d6269fba896f8877450415d33ab45359e90e4f447f218ec396e76