[INFO] crate prexcl 0.0.10 is already in cache
[INFO] extracting crate prexcl 0.0.10 into work/ex/beta-1.37-6/sources/1.36.0/reg/prexcl/0.0.10
[INFO] extracting crate prexcl 0.0.10 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/prexcl/0.0.10
[INFO] validating manifest of prexcl-0.0.10 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 prexcl-0.0.10 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 prexcl-0.0.10
[INFO] finished frobbing prexcl-0.0.10
[INFO] frobbed toml for prexcl-0.0.10 written to work/ex/beta-1.37-6/sources/1.36.0/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-1.37-6/sources/beta-2019-07-23/reg/prexcl/0.0.10/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 prexcl-0.0.10 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-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] b054efd06ff91ce21787407fcb52cd0d8d6a1bad1589318ac0477c405f4cbe2d
[INFO] running `"docker" "start" "-a" "b054efd06ff91ce21787407fcb52cd0d8d6a1bad1589318ac0477c405f4cbe2d"`
[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 1.94s
[INFO] running `"docker" "inspect" "b054efd06ff91ce21787407fcb52cd0d8d6a1bad1589318ac0477c405f4cbe2d"`
[INFO] running `"docker" "rm" "-f" "b054efd06ff91ce21787407fcb52cd0d8d6a1bad1589318ac0477c405f4cbe2d"`
[INFO] [stdout] b054efd06ff91ce21787407fcb52cd0d8d6a1bad1589318ac0477c405f4cbe2d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 89f1dbe0f2a339fae1e0c68918f2fc3d513eac4a217bcd394db435d0f9f72819
[INFO] running `"docker" "start" "-a" "89f1dbe0f2a339fae1e0c68918f2fc3d513eac4a217bcd394db435d0f9f72819"`
[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 0.57s
[INFO] running `"docker" "inspect" "89f1dbe0f2a339fae1e0c68918f2fc3d513eac4a217bcd394db435d0f9f72819"`
[INFO] running `"docker" "rm" "-f" "89f1dbe0f2a339fae1e0c68918f2fc3d513eac4a217bcd394db435d0f9f72819"`
[INFO] [stdout] 89f1dbe0f2a339fae1e0c68918f2fc3d513eac4a217bcd394db435d0f9f72819
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 2a825c86bc2098f27bc97d60b251aaf89907f27d73d937f7c1925346de14676b
[INFO] running `"docker" "start" "-a" "2a825c86bc2098f27bc97d60b251aaf89907f27d73d937f7c1925346de14676b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/prexcl-d2da396737647f98
[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]      Running /opt/crater/target/debug/deps/prexcl-f9bef19993e2d253
[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" "2a825c86bc2098f27bc97d60b251aaf89907f27d73d937f7c1925346de14676b"`
[INFO] running `"docker" "rm" "-f" "2a825c86bc2098f27bc97d60b251aaf89907f27d73d937f7c1925346de14676b"`
[INFO] [stdout] 2a825c86bc2098f27bc97d60b251aaf89907f27d73d937f7c1925346de14676b