[INFO] crate prexcl 0.0.10 is already in cache
[INFO] extracting crate prexcl 0.0.10 into work/ex/beta-1.38-1/sources/1.37.0/reg/prexcl/0.0.10
[INFO] extracting crate prexcl 0.0.10 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/prexcl/0.0.10
[INFO] validating manifest of prexcl-0.0.10 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 prexcl-0.0.10 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 prexcl-0.0.10
[INFO] finished frobbing prexcl-0.0.10
[INFO] frobbed toml for prexcl-0.0.10 written to work/ex/beta-1.38-1/sources/1.37.0/reg/prexcl/0.0.10/Cargo.toml
[INFO] started frobbing prexcl-0.0.10
[INFO] finished frobbing prexcl-0.0.10
[INFO] frobbed toml for prexcl-0.0.10 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/prexcl/0.0.10/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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] 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 prexcl-0.0.10 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/prexcl/0.0.10:/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] a215f8613a5e12f63f3da6dabc811c98580e1c3b32239e4c48dc7d37e1173a02
[INFO] running `"docker" "start" "-a" "a215f8613a5e12f63f3da6dabc811c98580e1c3b32239e4c48dc7d37e1173a02"`
[INFO] [stderr]    Compiling prexcl v0.0.10 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/vm.rs:61:38
[INFO] [stderr]    |
[INFO] [stderr] 61 |   commands: HashMap<&'static str, Rc<Command>>,
[INFO] [stderr]    |                                      ^^^^^^^ help: use `dyn`: `dyn Command`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:96:26
[INFO] [stderr]    |
[INFO] [stderr] 96 | impl std::fmt::Debug for Command {
[INFO] [stderr]    |                          ^^^^^^^ help: use `dyn`: `dyn Command`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.03s
[INFO] running `"docker" "inspect" "a215f8613a5e12f63f3da6dabc811c98580e1c3b32239e4c48dc7d37e1173a02"`
[INFO] running `"docker" "rm" "-f" "a215f8613a5e12f63f3da6dabc811c98580e1c3b32239e4c48dc7d37e1173a02"`
[INFO] [stdout] a215f8613a5e12f63f3da6dabc811c98580e1c3b32239e4c48dc7d37e1173a02
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/prexcl/0.0.10:/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] e496a2ef193803c3981c5d3b6746486b7d3d5ea1d0fa213e2eaa4f491234d644
[INFO] running `"docker" "start" "-a" "e496a2ef193803c3981c5d3b6746486b7d3d5ea1d0fa213e2eaa4f491234d644"`
[INFO] [stderr]    Compiling prexcl v0.0.10 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/vm.rs:61:38
[INFO] [stderr]    |
[INFO] [stderr] 61 |   commands: HashMap<&'static str, Rc<Command>>,
[INFO] [stderr]    |                                      ^^^^^^^ help: use `dyn`: `dyn Command`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:96:26
[INFO] [stderr]    |
[INFO] [stderr] 96 | impl std::fmt::Debug for Command {
[INFO] [stderr]    |                          ^^^^^^^ help: use `dyn`: `dyn Command`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "e496a2ef193803c3981c5d3b6746486b7d3d5ea1d0fa213e2eaa4f491234d644"`
[INFO] running `"docker" "rm" "-f" "e496a2ef193803c3981c5d3b6746486b7d3d5ea1d0fa213e2eaa4f491234d644"`
[INFO] [stdout] e496a2ef193803c3981c5d3b6746486b7d3d5ea1d0fa213e2eaa4f491234d644
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/prexcl/0.0.10:/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] 6ed75cf2b6bb1f5a33d3f77b18e652eeafb4703f100890e0751d0a5b0e958a9b
[INFO] running `"docker" "start" "-a" "6ed75cf2b6bb1f5a33d3f77b18e652eeafb4703f100890e0751d0a5b0e958a9b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/prexcl-b7bd69a88fca18de
[INFO] [stderr]      Running /opt/crater/target/debug/deps/prexcl-d3326995e11432e6
[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] [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 prexcl
[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" "6ed75cf2b6bb1f5a33d3f77b18e652eeafb4703f100890e0751d0a5b0e958a9b"`
[INFO] running `"docker" "rm" "-f" "6ed75cf2b6bb1f5a33d3f77b18e652eeafb4703f100890e0751d0a5b0e958a9b"`
[INFO] [stdout] 6ed75cf2b6bb1f5a33d3f77b18e652eeafb4703f100890e0751d0a5b0e958a9b