[INFO] updating cached repository RCasatta/coincount
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/RCasatta/coincount
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/RCasatta/coincount" "work/ex/beta-1.38-1/sources/1.37.0/gh/RCasatta/coincount"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/RCasatta/coincount'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/RCasatta/coincount" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/RCasatta/coincount"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/RCasatta/coincount'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6677b815c707b087373f2b479cb8d441e6c96e7b
[INFO] sha for GitHub repo RCasatta/coincount: 6677b815c707b087373f2b479cb8d441e6c96e7b
[INFO] validating manifest of RCasatta/coincount 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 RCasatta/coincount 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 RCasatta/coincount
[INFO] finished frobbing RCasatta/coincount
[INFO] frobbed toml for RCasatta/coincount written to work/ex/beta-1.38-1/sources/1.37.0/gh/RCasatta/coincount/Cargo.toml
[INFO] started frobbing RCasatta/coincount
[INFO] finished frobbing RCasatta/coincount
[INFO] frobbed toml for RCasatta/coincount written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/RCasatta/coincount/Cargo.toml
[INFO] crate RCasatta/coincount 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] [stderr]     Updating git repository `https://github.com/RCasatta/plotlib`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/RCasatta/coincount/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/RCasatta/plotlib`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/RCasatta/plotlib`
[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 RCasatta/coincount 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/RCasatta/coincount:/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] dcc6ae388637cdd698c25739dc92875244dca087f09872281080d9a028f5af88
[INFO] running `"docker" "start" "-a" "dcc6ae388637cdd698c25739dc92875244dca087f09872281080d9a028f5af88"`
[INFO] [stderr]    Compiling svg v0.5.12
[INFO] [stderr]    Compiling data-encoding v2.1.2
[INFO] [stderr]    Compiling plotlib v0.3.0 (https://github.com/RCasatta/plotlib?rev=70c852e#70c852eb)
[INFO] [stderr]    Compiling coincount v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.20s
[INFO] running `"docker" "inspect" "dcc6ae388637cdd698c25739dc92875244dca087f09872281080d9a028f5af88"`
[INFO] running `"docker" "rm" "-f" "dcc6ae388637cdd698c25739dc92875244dca087f09872281080d9a028f5af88"`
[INFO] [stdout] dcc6ae388637cdd698c25739dc92875244dca087f09872281080d9a028f5af88
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/RCasatta/coincount:/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] cac68a046cbc8269833eb54db2651d2185d6c6a54521ea660975557307f5bc58
[INFO] running `"docker" "start" "-a" "cac68a046cbc8269833eb54db2651d2185d6c6a54521ea660975557307f5bc58"`
[INFO] [stderr]    Compiling coincount v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `"docker" "inspect" "cac68a046cbc8269833eb54db2651d2185d6c6a54521ea660975557307f5bc58"`
[INFO] running `"docker" "rm" "-f" "cac68a046cbc8269833eb54db2651d2185d6c6a54521ea660975557307f5bc58"`
[INFO] [stdout] cac68a046cbc8269833eb54db2651d2185d6c6a54521ea660975557307f5bc58
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/RCasatta/coincount:/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] f6d83d1636002d04f1394a4a6ea204273bc9842369f8247b2e6ebd60ffe03fd5
[INFO] running `"docker" "start" "-a" "f6d83d1636002d04f1394a4a6ea204273bc9842369f8247b2e6ebd60ffe03fd5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/coincount-178b207d092f0c52
[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" "f6d83d1636002d04f1394a4a6ea204273bc9842369f8247b2e6ebd60ffe03fd5"`
[INFO] running `"docker" "rm" "-f" "f6d83d1636002d04f1394a4a6ea204273bc9842369f8247b2e6ebd60ffe03fd5"`
[INFO] [stdout] f6d83d1636002d04f1394a4a6ea204273bc9842369f8247b2e6ebd60ffe03fd5