[INFO] updating cached repository https://github.com/idunn-network/idunn-dht
[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] ef61829f981319280043c11f6390a731b55516c3
[INFO] testing idunn-network/idunn-dht against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fidunn-network%2Fidunn-dht" "/workspace/builds/worker-14/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/idunn-network/idunn-dht 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/idunn-network/idunn-dht
[INFO] finished tweaking git repo https://github.com/idunn-network/idunn-dht
[INFO] tweaked toml for git repo https://github.com/idunn-network/idunn-dht written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/idunn-network/idunn-dht 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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stdout] 9e2fba360cf698e2a424f7daca9a836aa370b0286411df208d56f8ba3d1295be
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "9e2fba360cf698e2a424f7daca9a836aa370b0286411df208d56f8ba3d1295be"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling idunn-dht v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/nodeid.rs:52:35
[INFO] [stderr]    |
[INFO] [stderr] 52 |         for &b in self.0.iter() { try!(write!(f, "{:02x}", b)); }
[INFO] [stderr]    |                                   ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]   --> src/nodeid.rs:31:18
[INFO] [stderr]    |
[INFO] [stderr] 31 |         for i in (0..NODE_ID_SIZE) {
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]   --> src/nodeid.rs:41:18
[INFO] [stderr]    |
[INFO] [stderr] 41 |         for i in (0..NODE_ID_SIZE) {
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `"docker" "inspect" "9e2fba360cf698e2a424f7daca9a836aa370b0286411df208d56f8ba3d1295be"`
[INFO] running `"docker" "rm" "-f" "9e2fba360cf698e2a424f7daca9a836aa370b0286411df208d56f8ba3d1295be"`
[INFO] [stdout] 9e2fba360cf698e2a424f7daca9a836aa370b0286411df208d56f8ba3d1295be
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 2bbdd49d6c709bf0bf74a3970f9225fe22893511261e439101f846991ab4bbee
[INFO] running `"docker" "start" "-a" "2bbdd49d6c709bf0bf74a3970f9225fe22893511261e439101f846991ab4bbee"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling idunn-dht v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/nodeid.rs:52:35
[INFO] [stderr]    |
[INFO] [stderr] 52 |         for &b in self.0.iter() { try!(write!(f, "{:02x}", b)); }
[INFO] [stderr]    |                                   ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]   --> src/nodeid.rs:31:18
[INFO] [stderr]    |
[INFO] [stderr] 31 |         for i in (0..NODE_ID_SIZE) {
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]   --> src/nodeid.rs:41:18
[INFO] [stderr]    |
[INFO] [stderr] 41 |         for i in (0..NODE_ID_SIZE) {
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `"docker" "inspect" "2bbdd49d6c709bf0bf74a3970f9225fe22893511261e439101f846991ab4bbee"`
[INFO] running `"docker" "rm" "-f" "2bbdd49d6c709bf0bf74a3970f9225fe22893511261e439101f846991ab4bbee"`
[INFO] [stdout] 2bbdd49d6c709bf0bf74a3970f9225fe22893511261e439101f846991ab4bbee
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 7815de83512fdc7cb2e6d4fef7e598aadc7b13c0f858a854c59873dccc8ae091
[INFO] running `"docker" "start" "-a" "7815de83512fdc7cb2e6d4fef7e598aadc7b13c0f858a854c59873dccc8ae091"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/nodeid.rs:52:35
[INFO] [stderr]    |
[INFO] [stderr] 52 |         for &b in self.0.iter() { try!(write!(f, "{:02x}", b)); }
[INFO] [stderr]    |                                   ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]   --> src/nodeid.rs:31:18
[INFO] [stderr]    |
[INFO] [stderr] 31 |         for i in (0..NODE_ID_SIZE) {
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]   --> src/nodeid.rs:41:18
[INFO] [stderr]    |
[INFO] [stderr] 41 |         for i in (0..NODE_ID_SIZE) {
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/idunn_dht-93a9dd87aaeb251d
[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/rustwide/target/debug/deps/idunn_dht-33e3ba6ff9378bae
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test nodeid::tests::test_order ... ok
[INFO] [stdout] test nodeid::tests::test_log_distance_79 ... ok
[INFO] [stdout] test nodeid::tests::test_log_distance_0 ... ok
[INFO] [stdout] test nodeid::tests::test_from_hexdigest ... ok
[INFO] [stdout] test kbucket::tests::test_insert ... ok
[INFO] [stdout] test nodeid::tests::test_safe_parsing ... ok
[INFO] [stderr]    Doc-tests idunn-dht
[INFO] [stdout] test util::tests::test_parse_hex_bytes ... ok
[INFO] [stdout] test nodeid::tests::test_distance_comp ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 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] running `"docker" "inspect" "7815de83512fdc7cb2e6d4fef7e598aadc7b13c0f858a854c59873dccc8ae091"`
[INFO] running `"docker" "rm" "-f" "7815de83512fdc7cb2e6d4fef7e598aadc7b13c0f858a854c59873dccc8ae091"`
[INFO] [stdout] 7815de83512fdc7cb2e6d4fef7e598aadc7b13c0f858a854c59873dccc8ae091