[INFO] updating cached repository tudinfse/cds_server
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tudinfse/cds_server
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tudinfse/cds_server" "work/ex/beta-1.38-1/sources/1.37.0/gh/tudinfse/cds_server"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/tudinfse/cds_server'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tudinfse/cds_server" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tudinfse/cds_server"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tudinfse/cds_server'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4c51d0d6a31679dea2ca2234d7bef15f0235030b
[INFO] sha for GitHub repo tudinfse/cds_server: 4c51d0d6a31679dea2ca2234d7bef15f0235030b
[INFO] validating manifest of tudinfse/cds_server 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 tudinfse/cds_server 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 tudinfse/cds_server
[INFO] finished frobbing tudinfse/cds_server
[INFO] frobbed toml for tudinfse/cds_server written to work/ex/beta-1.38-1/sources/1.37.0/gh/tudinfse/cds_server/Cargo.toml
[INFO] started frobbing tudinfse/cds_server
[INFO] finished frobbing tudinfse/cds_server
[INFO] frobbed toml for tudinfse/cds_server written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tudinfse/cds_server/Cargo.toml
[INFO] crate tudinfse/cds_server 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing tudinfse/cds_server 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/tudinfse/cds_server:/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] c6b3420ccc97acaca2942b608b6dd9a47379630b4b0eecc08ab3778e3456ccc3
[INFO] running `"docker" "start" "-a" "c6b3420ccc97acaca2942b608b6dd9a47379630b4b0eecc08ab3778e3456ccc3"`
[INFO] [stderr]    Compiling hyper v0.10.15
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling error-chain v0.12.0
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v1.8.6
[INFO] [stderr]    Compiling iron v0.6.0
[INFO] [stderr]    Compiling router v0.6.0
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling cds_server v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: struct is never constructed: `Server`
[INFO] [stderr]   --> src/server.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub struct Server {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `HumanHelpHandler`
[INFO] [stderr]   --> src/server.rs:62:1
[INFO] [stderr]    |
[INFO] [stderr] 62 | struct HumanHelpHandler {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/server.rs:265:5
[INFO] [stderr]     |
[INFO] [stderr] 265 |     pub fn new(config_path: &Path, port: u16) -> Result<Server> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `run`
[INFO] [stderr]    --> src/server.rs:282:5
[INFO] [stderr]     |
[INFO] [stderr] 282 |     pub fn run(self) -> Result<Arc<Server>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.70s
[INFO] running `"docker" "inspect" "c6b3420ccc97acaca2942b608b6dd9a47379630b4b0eecc08ab3778e3456ccc3"`
[INFO] running `"docker" "rm" "-f" "c6b3420ccc97acaca2942b608b6dd9a47379630b4b0eecc08ab3778e3456ccc3"`
[INFO] [stdout] c6b3420ccc97acaca2942b608b6dd9a47379630b4b0eecc08ab3778e3456ccc3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/tudinfse/cds_server:/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] 9e453ca271fe1780d50cdeb71d2e81e33f6b5109fb4ec2e3b76f81e3a7120d2d
[INFO] running `"docker" "start" "-a" "9e453ca271fe1780d50cdeb71d2e81e33f6b5109fb4ec2e3b76f81e3a7120d2d"`
[INFO] [stderr]    Compiling cds_server v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: struct is never constructed: `Server`
[INFO] [stderr]   --> src/server.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub struct Server {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `HumanHelpHandler`
[INFO] [stderr]   --> src/server.rs:62:1
[INFO] [stderr]    |
[INFO] [stderr] 62 | struct HumanHelpHandler {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/server.rs:265:5
[INFO] [stderr]     |
[INFO] [stderr] 265 |     pub fn new(config_path: &Path, port: u16) -> Result<Server> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `run`
[INFO] [stderr]    --> src/server.rs:282:5
[INFO] [stderr]     |
[INFO] [stderr] 282 |     pub fn run(self) -> Result<Arc<Server>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.65s
[INFO] running `"docker" "inspect" "9e453ca271fe1780d50cdeb71d2e81e33f6b5109fb4ec2e3b76f81e3a7120d2d"`
[INFO] running `"docker" "rm" "-f" "9e453ca271fe1780d50cdeb71d2e81e33f6b5109fb4ec2e3b76f81e3a7120d2d"`
[INFO] [stdout] 9e453ca271fe1780d50cdeb71d2e81e33f6b5109fb4ec2e3b76f81e3a7120d2d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/tudinfse/cds_server:/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] 42b04b8383d3c204568a77d884ce2d702b8f4646d2e71591e35abc9f31aec517
[INFO] running `"docker" "start" "-a" "42b04b8383d3c204568a77d884ce2d702b8f4646d2e71591e35abc9f31aec517"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cds_server-741078861972449f
[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/cds_server-df5f51d651075bd3
[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 cds_server
[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" "42b04b8383d3c204568a77d884ce2d702b8f4646d2e71591e35abc9f31aec517"`
[INFO] running `"docker" "rm" "-f" "42b04b8383d3c204568a77d884ce2d702b8f4646d2e71591e35abc9f31aec517"`
[INFO] [stdout] 42b04b8383d3c204568a77d884ce2d702b8f4646d2e71591e35abc9f31aec517