[INFO] updating cached repository jmageau/eule-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jmageau/eule-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jmageau/eule-rs" "work/ex/beta-1.37-6/sources/1.36.0/gh/jmageau/eule-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/jmageau/eule-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jmageau/eule-rs" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jmageau/eule-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jmageau/eule-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 11605ea21d87239405054ae9c6349af9d1f52520
[INFO] sha for GitHub repo jmageau/eule-rs: 11605ea21d87239405054ae9c6349af9d1f52520
[INFO] validating manifest of jmageau/eule-rs 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 jmageau/eule-rs 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 jmageau/eule-rs
[INFO] finished frobbing jmageau/eule-rs
[INFO] frobbed toml for jmageau/eule-rs written to work/ex/beta-1.37-6/sources/1.36.0/gh/jmageau/eule-rs/Cargo.toml
[INFO] started frobbing jmageau/eule-rs
[INFO] finished frobbing jmageau/eule-rs
[INFO] frobbed toml for jmageau/eule-rs written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jmageau/eule-rs/Cargo.toml
[INFO] crate jmageau/eule-rs 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing jmageau/eule-rs 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/jmageau/eule-rs:/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] d2c6e53b2fc139595e6240b8387819c8df1d4b8506d898852833c1097ee32274
[INFO] running `"docker" "start" "-a" "d2c6e53b2fc139595e6240b8387819c8df1d4b8506d898852833c1097ee32274"`
[INFO] [stderr]    Compiling primal-estimate v0.2.1
[INFO] [stderr]    Compiling primal-bit v0.2.4
[INFO] [stderr]    Compiling itertools v0.6.3
[INFO] [stderr]    Compiling num-bigint v0.1.40
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling primal-sieve v0.2.7
[INFO] [stderr]    Compiling num-rational v0.1.39
[INFO] [stderr]    Compiling num v0.1.40
[INFO] [stderr]    Compiling primal-check v0.2.2
[INFO] [stderr]    Compiling primal v0.2.3
[INFO] [stderr]    Compiling euler v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/problems/problem_54.rs:6:1
[INFO] [stderr]    |
[INFO] [stderr] 6  | / error_chain! {
[INFO] [stderr] 7  | |     foreign_links {
[INFO] [stderr] 8  | |         Fmt(::std::num::ParseIntError);
[INFO] [stderr] 9  | |     }
[INFO] [stderr] 10 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.11s
[INFO] running `"docker" "inspect" "d2c6e53b2fc139595e6240b8387819c8df1d4b8506d898852833c1097ee32274"`
[INFO] running `"docker" "rm" "-f" "d2c6e53b2fc139595e6240b8387819c8df1d4b8506d898852833c1097ee32274"`
[INFO] [stdout] d2c6e53b2fc139595e6240b8387819c8df1d4b8506d898852833c1097ee32274
[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/jmageau/eule-rs:/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] e3ad615b052c60666e78bdca77cce6000de8ce939a0853f76f3b07c14e8763ac
[INFO] running `"docker" "start" "-a" "e3ad615b052c60666e78bdca77cce6000de8ce939a0853f76f3b07c14e8763ac"`
[INFO] [stderr]    Compiling euler v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/problems/problem_54.rs:6:1
[INFO] [stderr]    |
[INFO] [stderr] 6  | / error_chain! {
[INFO] [stderr] 7  | |     foreign_links {
[INFO] [stderr] 8  | |         Fmt(::std::num::ParseIntError);
[INFO] [stderr] 9  | |     }
[INFO] [stderr] 10 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.77s
[INFO] running `"docker" "inspect" "e3ad615b052c60666e78bdca77cce6000de8ce939a0853f76f3b07c14e8763ac"`
[INFO] running `"docker" "rm" "-f" "e3ad615b052c60666e78bdca77cce6000de8ce939a0853f76f3b07c14e8763ac"`
[INFO] [stdout] e3ad615b052c60666e78bdca77cce6000de8ce939a0853f76f3b07c14e8763ac
[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/jmageau/eule-rs:/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] fe51b1862903167a46b9381b1294c62bc0f5ec1daf7ba8871ab5f578381a2a19
[INFO] running `"docker" "start" "-a" "fe51b1862903167a46b9381b1294c62bc0f5ec1daf7ba8871ab5f578381a2a19"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/euler-4c46ff3ec41f0612
[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" "fe51b1862903167a46b9381b1294c62bc0f5ec1daf7ba8871ab5f578381a2a19"`
[INFO] running `"docker" "rm" "-f" "fe51b1862903167a46b9381b1294c62bc0f5ec1daf7ba8871ab5f578381a2a19"`
[INFO] [stdout] fe51b1862903167a46b9381b1294c62bc0f5ec1daf7ba8871ab5f578381a2a19