[INFO] updating cached repository https://github.com/tudinfse/cds_server
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] 4c51d0d6a31679dea2ca2234d7bef15f0235030b
[INFO] testing tudinfse/cds_server against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftudinfse%2Fcds_server" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tudinfse/cds_server on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/tudinfse/cds_server
[INFO] finished tweaking git repo https://github.com/tudinfse/cds_server
[INFO] tweaked toml for git repo https://github.com/tudinfse/cds_server written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/tudinfse/cds_server already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 84c0eebd7b10f886cc649dc098af4d97660afcf594ed05fddac87eb1d6addddb
[INFO] running `"docker" "start" "-a" "84c0eebd7b10f886cc649dc098af4d97660afcf594ed05fddac87eb1d6addddb"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v0.15.30
[INFO] [stderr]    Compiling regex v1.1.5
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling hyper v0.10.15
[INFO] [stderr]    Compiling mime_guess v1.8.6
[INFO] [stderr]    Compiling backtrace v0.3.15
[INFO] [stderr]    Compiling error-chain v0.12.0
[INFO] [stderr]    Compiling iron v0.6.0
[INFO] [stderr]    Compiling env_logger v0.6.1
[INFO] [stderr]    Compiling router v0.6.0
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling cds_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: field is never read: `port`
[INFO] [stderr]   --> src/server.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     port: u16,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[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] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 20s
[INFO] running `"docker" "inspect" "84c0eebd7b10f886cc649dc098af4d97660afcf594ed05fddac87eb1d6addddb"`
[INFO] running `"docker" "rm" "-f" "84c0eebd7b10f886cc649dc098af4d97660afcf594ed05fddac87eb1d6addddb"`
[INFO] [stdout] 84c0eebd7b10f886cc649dc098af4d97660afcf594ed05fddac87eb1d6addddb
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 271fbf48431e420cc222299b13cf8a0eb76492dac24325b9420c5db1a7eef122
[INFO] running `"docker" "start" "-a" "271fbf48431e420cc222299b13cf8a0eb76492dac24325b9420c5db1a7eef122"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling cds_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: field is never read: `port`
[INFO] [stderr]   --> src/server.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     port: u16,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[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] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `port`
[INFO] [stderr]   --> src/server.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     port: u16,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[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] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.48s
[INFO] running `"docker" "inspect" "271fbf48431e420cc222299b13cf8a0eb76492dac24325b9420c5db1a7eef122"`
[INFO] running `"docker" "rm" "-f" "271fbf48431e420cc222299b13cf8a0eb76492dac24325b9420c5db1a7eef122"`
[INFO] [stdout] 271fbf48431e420cc222299b13cf8a0eb76492dac24325b9420c5db1a7eef122
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b6f8887d93d30c5bca78caf4ab7f2f7f7944fcf66a95dfd57479c072d23b3c68
[INFO] running `"docker" "start" "-a" "b6f8887d93d30c5bca78caf4ab7f2f7f7944fcf66a95dfd57479c072d23b3c68"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: field is never read: `port`
[INFO] [stderr]   --> src/server.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     port: u16,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[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] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `port`
[INFO] [stderr]   --> src/server.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     port: u16,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[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] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cds_server-0a6469954f2a7fe4
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cds_server-0aec33183db4086a
[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] [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" "b6f8887d93d30c5bca78caf4ab7f2f7f7944fcf66a95dfd57479c072d23b3c68"`
[INFO] running `"docker" "rm" "-f" "b6f8887d93d30c5bca78caf4ab7f2f7f7944fcf66a95dfd57479c072d23b3c68"`
[INFO] [stdout] b6f8887d93d30c5bca78caf4ab7f2f7f7944fcf66a95dfd57479c072d23b3c68