[INFO] updating cached repository https://github.com/howeih/Day-71-Hash-Table-chaining
[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] e3f9415325ed8e963c4c3b56e74ff3a1b50c0ed7
[INFO] testing howeih/Day-71-Hash-Table-chaining against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoweih%2FDay-71-Hash-Table-chaining" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/howeih/Day-71-Hash-Table-chaining 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/howeih/Day-71-Hash-Table-chaining
[INFO] finished tweaking git repo https://github.com/howeih/Day-71-Hash-Table-chaining
[INFO] tweaked toml for git repo https://github.com/howeih/Day-71-Hash-Table-chaining written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/howeih/Day-71-Hash-Table-chaining 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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 54a5fd9dc355378893804444285ea3cb5b0c1561bff1c6f530a2f1840c26a414
[INFO] running `"docker" "start" "-a" "54a5fd9dc355378893804444285ea3cb5b0c1561bff1c6f530a2f1840c26a414"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling hash_table_chainging v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: method is never used: `search`
[INFO] [stderr]    --> src/main.rs:194:5
[INFO] [stderr]     |
[INFO] [stderr] 194 |     pub fn search(&self, node: &Node) -> Option<NodePt<'a>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `"docker" "inspect" "54a5fd9dc355378893804444285ea3cb5b0c1561bff1c6f530a2f1840c26a414"`
[INFO] running `"docker" "rm" "-f" "54a5fd9dc355378893804444285ea3cb5b0c1561bff1c6f530a2f1840c26a414"`
[INFO] [stdout] 54a5fd9dc355378893804444285ea3cb5b0c1561bff1c6f530a2f1840c26a414
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 20bf2a5b946d3ea568a72d96e7feb4946bca83ee596c7f2c5d97dacbc0eefb91
[INFO] running `"docker" "start" "-a" "20bf2a5b946d3ea568a72d96e7feb4946bca83ee596c7f2c5d97dacbc0eefb91"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling hash_table_chainging v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: method is never used: `search`
[INFO] [stderr]    --> src/main.rs:194:5
[INFO] [stderr]     |
[INFO] [stderr] 194 |     pub fn search(&self, node: &Node) -> Option<NodePt<'a>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `"docker" "inspect" "20bf2a5b946d3ea568a72d96e7feb4946bca83ee596c7f2c5d97dacbc0eefb91"`
[INFO] running `"docker" "rm" "-f" "20bf2a5b946d3ea568a72d96e7feb4946bca83ee596c7f2c5d97dacbc0eefb91"`
[INFO] [stdout] 20bf2a5b946d3ea568a72d96e7feb4946bca83ee596c7f2c5d97dacbc0eefb91
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 16951c55ad78afe1bb049493f214cfd28beb61ffa47f518bb04f388893c6c150
[INFO] running `"docker" "start" "-a" "16951c55ad78afe1bb049493f214cfd28beb61ffa47f518bb04f388893c6c150"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: method is never used: `search`
[INFO] [stderr]    --> src/main.rs:194:5
[INFO] [stderr]     |
[INFO] [stderr] 194 |     pub fn search(&self, node: &Node) -> Option<NodePt<'a>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hash_table_chainging-e1a24a3986c43fa1
[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" "16951c55ad78afe1bb049493f214cfd28beb61ffa47f518bb04f388893c6c150"`
[INFO] running `"docker" "rm" "-f" "16951c55ad78afe1bb049493f214cfd28beb61ffa47f518bb04f388893c6c150"`
[INFO] [stdout] 16951c55ad78afe1bb049493f214cfd28beb61ffa47f518bb04f388893c6c150