[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 beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 2e05b2ed240cf8fd8d258620f00f99f6886a42a8f92acd60d3bc52b8d04bc378
[INFO] running `"docker" "start" "-a" "2e05b2ed240cf8fd8d258620f00f99f6886a42a8f92acd60d3bc52b8d04bc378"`
[INFO] [stderr]    Compiling fallible-iterator v0.1.4
[INFO] [stderr]    Compiling md5 v0.3.7
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling socket2 v0.3.5
[INFO] [stderr]    Compiling stringprep v0.1.2
[INFO] [stderr]    Compiling syn v0.13.10
[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stderr]    Compiling hmac v0.5.0
[INFO] [stderr]    Compiling bytes v0.4.7
[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 29.94s
[INFO] running `"docker" "inspect" "2e05b2ed240cf8fd8d258620f00f99f6886a42a8f92acd60d3bc52b8d04bc378"`
[INFO] running `"docker" "rm" "-f" "2e05b2ed240cf8fd8d258620f00f99f6886a42a8f92acd60d3bc52b8d04bc378"`
[INFO] [stdout] 2e05b2ed240cf8fd8d258620f00f99f6886a42a8f92acd60d3bc52b8d04bc378
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] f93761776c9677423bae6633320d7b0b751dbf55881ee173db36cb7b0b6d456e
[INFO] running `"docker" "start" "-a" "f93761776c9677423bae6633320d7b0b751dbf55881ee173db36cb7b0b6d456e"`
[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 1.20s
[INFO] running `"docker" "inspect" "f93761776c9677423bae6633320d7b0b751dbf55881ee173db36cb7b0b6d456e"`
[INFO] running `"docker" "rm" "-f" "f93761776c9677423bae6633320d7b0b751dbf55881ee173db36cb7b0b6d456e"`
[INFO] [stdout] f93761776c9677423bae6633320d7b0b751dbf55881ee173db36cb7b0b6d456e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 713a2b32d100e7bd66dddf966737b4467d4f8336f3facf531d5bc907ce5d2a80
[INFO] running `"docker" "start" "-a" "713a2b32d100e7bd66dddf966737b4467d4f8336f3facf531d5bc907ce5d2a80"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/caribou-c7143e2d8ed3f22e
[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" "713a2b32d100e7bd66dddf966737b4467d4f8336f3facf531d5bc907ce5d2a80"`
[INFO] running `"docker" "rm" "-f" "713a2b32d100e7bd66dddf966737b4467d4f8336f3facf531d5bc907ce5d2a80"`
[INFO] [stdout] 713a2b32d100e7bd66dddf966737b4467d4f8336f3facf531d5bc907ce5d2a80