[INFO] updating cached repository https://github.com/SuchMonkey/caribou
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 777e9bd03aade83c15a4b236bdeba5cce0618543
[INFO] testing SuchMonkey/caribou against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FSuchMonkey%2Fcaribou" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SuchMonkey/caribou on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/SuchMonkey/caribou
[INFO] finished tweaking git repo https://github.com/SuchMonkey/caribou
[INFO] tweaked toml for git repo https://github.com/SuchMonkey/caribou written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/SuchMonkey/caribou already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] fa7a11377ad7a647615228f06ea1802ea4018398faa5823786a5e45d34a9afcb
[INFO] running `"docker" "start" "-a" "fa7a11377ad7a647615228f06ea1802ea4018398faa5823786a5e45d34a9afcb"`
[INFO] [stderr]    Compiling fallible-iterator v0.1.4
[INFO] [stderr]    Compiling md5 v0.3.7
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling syntex_fmt_macros v0.5.0
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling socket2 v0.3.5
[INFO] [stderr]    Compiling bytes v0.4.7
[INFO] [stderr]    Compiling stringprep v0.1.2
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]    Compiling syn v0.13.10
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling crypto-mac v0.5.2
[INFO] [stderr]    Compiling digest v0.7.2
[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stderr]    Compiling hmac v0.5.0
[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 regex v0.2.11
[INFO] [stderr]    Compiling derive-error-chain v0.11.1
[INFO] [stderr]    Compiling backtrace v0.3.7
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling dotenv v0.11.0
[INFO] [stderr]    Compiling caribou v0.1.0 (/opt/rustwide/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 28.86s
[INFO] running `"docker" "inspect" "fa7a11377ad7a647615228f06ea1802ea4018398faa5823786a5e45d34a9afcb"`
[INFO] running `"docker" "rm" "-f" "fa7a11377ad7a647615228f06ea1802ea4018398faa5823786a5e45d34a9afcb"`
[INFO] [stdout] fa7a11377ad7a647615228f06ea1802ea4018398faa5823786a5e45d34a9afcb
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/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" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] dee97af3c7d46b1080ce119bf1935a8424ca98079ce880bd0d1144c4ae3acea5
[INFO] running `"docker" "start" "-a" "dee97af3c7d46b1080ce119bf1935a8424ca98079ce880bd0d1144c4ae3acea5"`
[INFO] [stderr]    Compiling caribou v0.1.0 (/opt/rustwide/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" "dee97af3c7d46b1080ce119bf1935a8424ca98079ce880bd0d1144c4ae3acea5"`
[INFO] running `"docker" "rm" "-f" "dee97af3c7d46b1080ce119bf1935a8424ca98079ce880bd0d1144c4ae3acea5"`
[INFO] [stdout] dee97af3c7d46b1080ce119bf1935a8424ca98079ce880bd0d1144c4ae3acea5
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/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" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] c00d3e81e3aef62ba15d3bccd4f361b565818dbecff2ebc4744cdeee7503accb
[INFO] running `"docker" "start" "-a" "c00d3e81e3aef62ba15d3bccd4f361b565818dbecff2ebc4744cdeee7503accb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/caribou-7a45a2a55b67c762
[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" "c00d3e81e3aef62ba15d3bccd4f361b565818dbecff2ebc4744cdeee7503accb"`
[INFO] running `"docker" "rm" "-f" "c00d3e81e3aef62ba15d3bccd4f361b565818dbecff2ebc4744cdeee7503accb"`
[INFO] [stdout] c00d3e81e3aef62ba15d3bccd4f361b565818dbecff2ebc4744cdeee7503accb