[INFO] updating cached repository Yyandrakk/ProjectEulerRust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Yyandrakk/ProjectEulerRust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Yyandrakk/ProjectEulerRust" "work/ex/beta-1.38-1/sources/1.37.0/gh/Yyandrakk/ProjectEulerRust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Yyandrakk/ProjectEulerRust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Yyandrakk/ProjectEulerRust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Yyandrakk/ProjectEulerRust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Yyandrakk/ProjectEulerRust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5b8e58593c218ba1f7f74389c23c04e0b0dac30b
[INFO] sha for GitHub repo Yyandrakk/ProjectEulerRust: 5b8e58593c218ba1f7f74389c23c04e0b0dac30b
[INFO] validating manifest of Yyandrakk/ProjectEulerRust 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 Yyandrakk/ProjectEulerRust 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 Yyandrakk/ProjectEulerRust
[INFO] finished frobbing Yyandrakk/ProjectEulerRust
[INFO] frobbed toml for Yyandrakk/ProjectEulerRust written to work/ex/beta-1.38-1/sources/1.37.0/gh/Yyandrakk/ProjectEulerRust/Cargo.toml
[INFO] started frobbing Yyandrakk/ProjectEulerRust
[INFO] finished frobbing Yyandrakk/ProjectEulerRust
[INFO] frobbed toml for Yyandrakk/ProjectEulerRust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Yyandrakk/ProjectEulerRust/Cargo.toml
[INFO] crate Yyandrakk/ProjectEulerRust 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 Yyandrakk/ProjectEulerRust against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Yyandrakk/ProjectEulerRust:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 41c8449b71e9b1112cf0842beb1a06725271be322a103f6ed47bd9d6802715e4
[INFO] running `"docker" "start" "-a" "41c8449b71e9b1112cf0842beb1a06725271be322a103f6ed47bd9d6802715e4"`
[INFO] [stderr]    Compiling ProjectEulerRust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `ProjectEulerRust` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `project_euler_rust`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `"docker" "inspect" "41c8449b71e9b1112cf0842beb1a06725271be322a103f6ed47bd9d6802715e4"`
[INFO] running `"docker" "rm" "-f" "41c8449b71e9b1112cf0842beb1a06725271be322a103f6ed47bd9d6802715e4"`
[INFO] [stdout] 41c8449b71e9b1112cf0842beb1a06725271be322a103f6ed47bd9d6802715e4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Yyandrakk/ProjectEulerRust:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 8429e95cc1b7cd4b644f51f837d81655640db51cf34e50f0ab0f290bf36c4db4
[INFO] running `"docker" "start" "-a" "8429e95cc1b7cd4b644f51f837d81655640db51cf34e50f0ab0f290bf36c4db4"`
[INFO] [stderr]    Compiling ProjectEulerRust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `ProjectEulerRust` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `project_euler_rust`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `"docker" "inspect" "8429e95cc1b7cd4b644f51f837d81655640db51cf34e50f0ab0f290bf36c4db4"`
[INFO] running `"docker" "rm" "-f" "8429e95cc1b7cd4b644f51f837d81655640db51cf34e50f0ab0f290bf36c4db4"`
[INFO] [stdout] 8429e95cc1b7cd4b644f51f837d81655640db51cf34e50f0ab0f290bf36c4db4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Yyandrakk/ProjectEulerRust:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] d42f7c0d271afc68cef5060fe731df0d4e3347f7c37e0889db8c49fac2cb5e1c
[INFO] running `"docker" "start" "-a" "d42f7c0d271afc68cef5060fe731df0d4e3347f7c37e0889db8c49fac2cb5e1c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ProjectEulerRust-143086bb686465e0
[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" "d42f7c0d271afc68cef5060fe731df0d4e3347f7c37e0889db8c49fac2cb5e1c"`
[INFO] running `"docker" "rm" "-f" "d42f7c0d271afc68cef5060fe731df0d4e3347f7c37e0889db8c49fac2cb5e1c"`
[INFO] [stdout] d42f7c0d271afc68cef5060fe731df0d4e3347f7c37e0889db8c49fac2cb5e1c