[INFO] crate metasolver 0.0.1 is already in cache
[INFO] testing metasolver-0.0.1 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate metasolver 0.0.1 into work/builds/worker-2/source
[INFO] validating manifest of crates.io crate metasolver 0.0.1 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate metasolver 0.0.1
[INFO] finished tweaking crates.io crate metasolver 0.0.1
[INFO] tweaked toml for crates.io crate metasolver 0.0.1 written to work/builds/worker-2/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 95920e23ca6a6295a6311c796b92093b3a7992a68b7f8fc09c3c1434ca8b42bd
[INFO] running `"docker" "start" "-a" "95920e23ca6a6295a6311c796b92093b3a7992a68b7f8fc09c3c1434ca8b42bd"`
[INFO] [stderr]    Compiling metasolver v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `"docker" "inspect" "95920e23ca6a6295a6311c796b92093b3a7992a68b7f8fc09c3c1434ca8b42bd"`
[INFO] running `"docker" "rm" "-f" "95920e23ca6a6295a6311c796b92093b3a7992a68b7f8fc09c3c1434ca8b42bd"`
[INFO] [stdout] 95920e23ca6a6295a6311c796b92093b3a7992a68b7f8fc09c3c1434ca8b42bd
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] ca34553b0e8dc9b458bae599add7e3d36222536162e776e9f81fd5188d3bdab3
[INFO] running `"docker" "start" "-a" "ca34553b0e8dc9b458bae599add7e3d36222536162e776e9f81fd5188d3bdab3"`
[INFO] [stderr]    Compiling metasolver v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: type `solution_formula` should have an upper camel case name
[INFO] [stderr]   --> examples/simulated_annealing_formula.rs:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 | struct solution_formula {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `SolutionFormula`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `"docker" "inspect" "ca34553b0e8dc9b458bae599add7e3d36222536162e776e9f81fd5188d3bdab3"`
[INFO] running `"docker" "rm" "-f" "ca34553b0e8dc9b458bae599add7e3d36222536162e776e9f81fd5188d3bdab3"`
[INFO] [stdout] ca34553b0e8dc9b458bae599add7e3d36222536162e776e9f81fd5188d3bdab3
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] c3aa97c6d09c41846e9f1de3260f95b816b03f3eaa0d0410ad07c872975d1989
[INFO] running `"docker" "start" "-a" "c3aa97c6d09c41846e9f1de3260f95b816b03f3eaa0d0410ad07c872975d1989"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/metasolver-377600a2db75bca7
[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] [stderr]    Doc-tests metasolver
[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" "c3aa97c6d09c41846e9f1de3260f95b816b03f3eaa0d0410ad07c872975d1989"`
[INFO] running `"docker" "rm" "-f" "c3aa97c6d09c41846e9f1de3260f95b816b03f3eaa0d0410ad07c872975d1989"`
[INFO] [stdout] c3aa97c6d09c41846e9f1de3260f95b816b03f3eaa0d0410ad07c872975d1989