[INFO] updating cached repository florinp/rust-tutorial
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/florinp/rust-tutorial
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/florinp/rust-tutorial" "work/ex/beta-1.38-1/sources/1.37.0/gh/florinp/rust-tutorial"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/florinp/rust-tutorial'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/florinp/rust-tutorial" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/florinp/rust-tutorial"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/florinp/rust-tutorial'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 59500b50f9edaecee2711d3f9a4aa2ae85981c98
[INFO] sha for GitHub repo florinp/rust-tutorial: 59500b50f9edaecee2711d3f9a4aa2ae85981c98
[INFO] validating manifest of florinp/rust-tutorial 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 florinp/rust-tutorial 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 florinp/rust-tutorial
[INFO] finished frobbing florinp/rust-tutorial
[INFO] frobbed toml for florinp/rust-tutorial written to work/ex/beta-1.38-1/sources/1.37.0/gh/florinp/rust-tutorial/Cargo.toml
[INFO] started frobbing florinp/rust-tutorial
[INFO] finished frobbing florinp/rust-tutorial
[INFO] frobbed toml for florinp/rust-tutorial written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/florinp/rust-tutorial/Cargo.toml
[INFO] crate florinp/rust-tutorial 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 florinp/rust-tutorial 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/florinp/rust-tutorial:/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] 167fd8f7ba66119ac579a8bf6e9063240581086c49da5ec4ec12a7c20a0eab52
[INFO] running `"docker" "start" "-a" "167fd8f7ba66119ac579a8bf6e9063240581086c49da5ec4ec12a7c20a0eab52"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `"docker" "inspect" "167fd8f7ba66119ac579a8bf6e9063240581086c49da5ec4ec12a7c20a0eab52"`
[INFO] running `"docker" "rm" "-f" "167fd8f7ba66119ac579a8bf6e9063240581086c49da5ec4ec12a7c20a0eab52"`
[INFO] [stdout] 167fd8f7ba66119ac579a8bf6e9063240581086c49da5ec4ec12a7c20a0eab52
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/florinp/rust-tutorial:/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] f681ef361d880a91ccdeb3c214d54ed98e7f57ac973957adc7f1816815b4b298
[INFO] running `"docker" "start" "-a" "f681ef361d880a91ccdeb3c214d54ed98e7f57ac973957adc7f1816815b4b298"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `"docker" "inspect" "f681ef361d880a91ccdeb3c214d54ed98e7f57ac973957adc7f1816815b4b298"`
[INFO] running `"docker" "rm" "-f" "f681ef361d880a91ccdeb3c214d54ed98e7f57ac973957adc7f1816815b4b298"`
[INFO] [stdout] f681ef361d880a91ccdeb3c214d54ed98e7f57ac973957adc7f1816815b4b298
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/florinp/rust-tutorial:/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] e137006bdad5654a98ef18d73ed3c09b7b15d3371527a7c102fff93917b4c468
[INFO] running `"docker" "start" "-a" "e137006bdad5654a98ef18d73ed3c09b7b15d3371527a7c102fff93917b4c468"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-7ecf134f79b66149
[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" "e137006bdad5654a98ef18d73ed3c09b7b15d3371527a7c102fff93917b4c468"`
[INFO] running `"docker" "rm" "-f" "e137006bdad5654a98ef18d73ed3c09b7b15d3371527a7c102fff93917b4c468"`
[INFO] [stdout] e137006bdad5654a98ef18d73ed3c09b7b15d3371527a7c102fff93917b4c468