[INFO] updating cached repository https://github.com/howeih/Day-71-Hash-Table-chaining
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e3f9415325ed8e963c4c3b56e74ff3a1b50c0ed7
[INFO] testing howeih/Day-71-Hash-Table-chaining against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoweih%2FDay-71-Hash-Table-chaining" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/howeih/Day-71-Hash-Table-chaining on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-1/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 `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cfe6b4ea88c93cb8ba3cd48b23f3cbd130c176d64e55ffd1efc2b70d2d2087b6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cfe6b4ea88c93cb8ba3cd48b23f3cbd130c176d64e55ffd1efc2b70d2d2087b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfe6b4ea88c93cb8ba3cd48b23f3cbd130c176d64e55ffd1efc2b70d2d2087b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfe6b4ea88c93cb8ba3cd48b23f3cbd130c176d64e55ffd1efc2b70d2d2087b6", kill_on_drop: false }`
[INFO] [stdout] cfe6b4ea88c93cb8ba3cd48b23f3cbd130c176d64e55ffd1efc2b70d2d2087b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f4086e4c3e0aa7ebd558d4746553b2543ecff708e5d3ec5229c35032e68bc8e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1f4086e4c3e0aa7ebd558d4746553b2543ecff708e5d3ec5229c35032e68bc8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling hash_table_chainging v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `search`
[INFO] [stdout]    --> src/main.rs:194:12
[INFO] [stdout]     |
[INFO] [stdout] 194 |     pub fn search(&self, node: &Node) -> Option<NodePt<'a>> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "1f4086e4c3e0aa7ebd558d4746553b2543ecff708e5d3ec5229c35032e68bc8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f4086e4c3e0aa7ebd558d4746553b2543ecff708e5d3ec5229c35032e68bc8e", kill_on_drop: false }`
[INFO] [stdout] 1f4086e4c3e0aa7ebd558d4746553b2543ecff708e5d3ec5229c35032e68bc8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08e189a80abb96930ee5ba071da31d9fefee429cf8ace5c570090c1ad0a16950
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "08e189a80abb96930ee5ba071da31d9fefee429cf8ace5c570090c1ad0a16950", kill_on_drop: false }`
[INFO] [stderr]    Compiling hash_table_chainging v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `search`
[INFO] [stdout]    --> src/main.rs:194:12
[INFO] [stdout]     |
[INFO] [stdout] 194 |     pub fn search(&self, node: &Node) -> Option<NodePt<'a>> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "08e189a80abb96930ee5ba071da31d9fefee429cf8ace5c570090c1ad0a16950", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08e189a80abb96930ee5ba071da31d9fefee429cf8ace5c570090c1ad0a16950", kill_on_drop: false }`
[INFO] [stdout] 08e189a80abb96930ee5ba071da31d9fefee429cf8ace5c570090c1ad0a16950
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 51a10ed41f7acfab958cdc0b29ab085d1eb626bf54c8b49588c8db81e96161fc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "51a10ed41f7acfab958cdc0b29ab085d1eb626bf54c8b49588c8db81e96161fc", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `search`
[INFO] [stderr]    --> src/main.rs:194:12
[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 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hash_table_chainging-9dd114312199a279
[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 `Command { std: "docker" "inspect" "51a10ed41f7acfab958cdc0b29ab085d1eb626bf54c8b49588c8db81e96161fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51a10ed41f7acfab958cdc0b29ab085d1eb626bf54c8b49588c8db81e96161fc", kill_on_drop: false }`
[INFO] [stdout] 51a10ed41f7acfab958cdc0b29ab085d1eb626bf54c8b49588c8db81e96161fc