[INFO] updating cached repository SuchMonkey/caribou
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/SuchMonkey/caribou
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/SuchMonkey/caribou" "work/ex/beta-1.38-1/sources/1.37.0/gh/SuchMonkey/caribou"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/SuchMonkey/caribou'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/SuchMonkey/caribou" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/SuchMonkey/caribou"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/SuchMonkey/caribou'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 777e9bd03aade83c15a4b236bdeba5cce0618543
[INFO] sha for GitHub repo SuchMonkey/caribou: 777e9bd03aade83c15a4b236bdeba5cce0618543
[INFO] validating manifest of SuchMonkey/caribou 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 SuchMonkey/caribou 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 SuchMonkey/caribou
[INFO] finished frobbing SuchMonkey/caribou
[INFO] frobbed toml for SuchMonkey/caribou written to work/ex/beta-1.38-1/sources/1.37.0/gh/SuchMonkey/caribou/Cargo.toml
[INFO] started frobbing SuchMonkey/caribou
[INFO] finished frobbing SuchMonkey/caribou
[INFO] frobbed toml for SuchMonkey/caribou written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/SuchMonkey/caribou/Cargo.toml
[INFO] crate SuchMonkey/caribou 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 SuchMonkey/caribou 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/SuchMonkey/caribou:/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] 9c8a9ea99cdd2e6fd700ff062fe2aec832362bfe08f2ea0f0d9e3e8eda66c0ac
[INFO] running `"docker" "start" "-a" "9c8a9ea99cdd2e6fd700ff062fe2aec832362bfe08f2ea0f0d9e3e8eda66c0ac"`
[INFO] [stderr]    Compiling syntex_fmt_macros v0.5.0
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling socket2 v0.3.5
[INFO] [stderr]    Compiling stringprep v0.1.2
[INFO] [stderr]    Compiling syn v0.13.10
[INFO] [stderr]    Compiling digest v0.7.2
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling hmac v0.5.0
[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stderr]    Compiling postgres-protocol v0.3.2
[INFO] [stderr]    Compiling postgres-shared v0.4.1
[INFO] [stderr]    Compiling postgres v0.15.2
[INFO] [stderr]    Compiling derive-error-chain v0.11.1
[INFO] [stderr]    Compiling dotenv v0.11.0
[INFO] [stderr]    Compiling caribou v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/graph.rs:8:36
[INFO] [stderr]   |
[INFO] [stderr] 8 |     node_factory_register: Vec<Box<NodeFactory>>,
[INFO] [stderr]   |                                    ^^^^^^^^^^^ help: use `dyn`: `dyn NodeFactory`
[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/graph.rs:19:63
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn register_node_factory(&mut self, node_factory: Box<NodeFactory>) {
[INFO] [stderr]    |                                                               ^^^^^^^^^^^ help: use `dyn`: `dyn NodeFactory`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `dotenv::dotenv`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use dotenv::dotenv;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.47s
[INFO] running `"docker" "inspect" "9c8a9ea99cdd2e6fd700ff062fe2aec832362bfe08f2ea0f0d9e3e8eda66c0ac"`
[INFO] running `"docker" "rm" "-f" "9c8a9ea99cdd2e6fd700ff062fe2aec832362bfe08f2ea0f0d9e3e8eda66c0ac"`
[INFO] [stdout] 9c8a9ea99cdd2e6fd700ff062fe2aec832362bfe08f2ea0f0d9e3e8eda66c0ac
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/SuchMonkey/caribou:/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] 19ffbf234b396883b213bebf7785a34c8171a4418b7324f353219777b96a51db
[INFO] running `"docker" "start" "-a" "19ffbf234b396883b213bebf7785a34c8171a4418b7324f353219777b96a51db"`
[INFO] [stderr]    Compiling caribou v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/graph.rs:8:36
[INFO] [stderr]   |
[INFO] [stderr] 8 |     node_factory_register: Vec<Box<NodeFactory>>,
[INFO] [stderr]   |                                    ^^^^^^^^^^^ help: use `dyn`: `dyn NodeFactory`
[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/graph.rs:19:63
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn register_node_factory(&mut self, node_factory: Box<NodeFactory>) {
[INFO] [stderr]    |                                                               ^^^^^^^^^^^ help: use `dyn`: `dyn NodeFactory`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `dotenv::dotenv`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use dotenv::dotenv;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `"docker" "inspect" "19ffbf234b396883b213bebf7785a34c8171a4418b7324f353219777b96a51db"`
[INFO] running `"docker" "rm" "-f" "19ffbf234b396883b213bebf7785a34c8171a4418b7324f353219777b96a51db"`
[INFO] [stdout] 19ffbf234b396883b213bebf7785a34c8171a4418b7324f353219777b96a51db
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/SuchMonkey/caribou:/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] f537dca890d6d1439286aab13b3087cb6f26ac6291c97f98691bfe2310418093
[INFO] running `"docker" "start" "-a" "f537dca890d6d1439286aab13b3087cb6f26ac6291c97f98691bfe2310418093"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/caribou-bf2cbe5458932bc2
[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" "f537dca890d6d1439286aab13b3087cb6f26ac6291c97f98691bfe2310418093"`
[INFO] running `"docker" "rm" "-f" "f537dca890d6d1439286aab13b3087cb6f26ac6291c97f98691bfe2310418093"`
[INFO] [stdout] f537dca890d6d1439286aab13b3087cb6f26ac6291c97f98691bfe2310418093