[INFO] updating cached repository smt923/sierpinski
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/smt923/sierpinski
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/smt923/sierpinski" "work/ex/beta-1.38-1/sources/1.37.0/gh/smt923/sierpinski"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/smt923/sierpinski'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/smt923/sierpinski" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/smt923/sierpinski"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/smt923/sierpinski'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7539ad79787ed1812db92f9277d9cf4f720e6219
[INFO] sha for GitHub repo smt923/sierpinski: 7539ad79787ed1812db92f9277d9cf4f720e6219
[INFO] validating manifest of smt923/sierpinski 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 smt923/sierpinski 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 smt923/sierpinski
[INFO] finished frobbing smt923/sierpinski
[INFO] frobbed toml for smt923/sierpinski written to work/ex/beta-1.38-1/sources/1.37.0/gh/smt923/sierpinski/Cargo.toml
[INFO] started frobbing smt923/sierpinski
[INFO] finished frobbing smt923/sierpinski
[INFO] frobbed toml for smt923/sierpinski written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/smt923/sierpinski/Cargo.toml
[INFO] crate smt923/sierpinski 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 smt923/sierpinski 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/smt923/sierpinski:/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] b38dbd451c079ae9441465a97c90710abe4004ba90f63358689055854ee65e65
[INFO] running `"docker" "start" "-a" "b38dbd451c079ae9441465a97c90710abe4004ba90f63358689055854ee65e65"`
[INFO] [stderr]    Compiling adler32 v1.0.1
[INFO] [stderr]    Compiling deflate v0.7.15
[INFO] [stderr]    Compiling png v0.9.0
[INFO] [stderr]    Compiling image v0.15.0
[INFO] [stderr]    Compiling sierpinski v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.00s
[INFO] running `"docker" "inspect" "b38dbd451c079ae9441465a97c90710abe4004ba90f63358689055854ee65e65"`
[INFO] running `"docker" "rm" "-f" "b38dbd451c079ae9441465a97c90710abe4004ba90f63358689055854ee65e65"`
[INFO] [stdout] b38dbd451c079ae9441465a97c90710abe4004ba90f63358689055854ee65e65
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/smt923/sierpinski:/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] 40274961e6398484bb254250b2bea8ff770cacbe6ff58f88d28defb578dc1479
[INFO] running `"docker" "start" "-a" "40274961e6398484bb254250b2bea8ff770cacbe6ff58f88d28defb578dc1479"`
[INFO] [stderr]    Compiling sierpinski v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `"docker" "inspect" "40274961e6398484bb254250b2bea8ff770cacbe6ff58f88d28defb578dc1479"`
[INFO] running `"docker" "rm" "-f" "40274961e6398484bb254250b2bea8ff770cacbe6ff58f88d28defb578dc1479"`
[INFO] [stdout] 40274961e6398484bb254250b2bea8ff770cacbe6ff58f88d28defb578dc1479
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/smt923/sierpinski:/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] fac0098b5cbcb7d2e53d4dcc1d58c32e23a86a52c2f507082601eace58ed395d
[INFO] running `"docker" "start" "-a" "fac0098b5cbcb7d2e53d4dcc1d58c32e23a86a52c2f507082601eace58ed395d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sierpinski-39c88ef3ee83e3e1
[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" "fac0098b5cbcb7d2e53d4dcc1d58c32e23a86a52c2f507082601eace58ed395d"`
[INFO] running `"docker" "rm" "-f" "fac0098b5cbcb7d2e53d4dcc1d58c32e23a86a52c2f507082601eace58ed395d"`
[INFO] [stdout] fac0098b5cbcb7d2e53d4dcc1d58c32e23a86a52c2f507082601eace58ed395d