[INFO] cloning repository https://github.com/seasox/cs3250-ex8
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/seasox/cs3250-ex8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseasox%2Fcs3250-ex8", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseasox%2Fcs3250-ex8'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] beea91fa046c8569ffd4b2ce760cf25f5b39e94d
[INFO] testing seasox/cs3250-ex8 against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseasox%2Fcs3250-ex8" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/seasox/cs3250-ex8 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/seasox/cs3250-ex8
[INFO] finished tweaking git repo https://github.com/seasox/cs3250-ex8
[INFO] tweaked toml for git repo https://github.com/seasox/cs3250-ex8 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/seasox/cs3250-ex8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ba420dd16a207e5d812ccb4fb6d387062e4046a22ccdd4cd7759af683903324
[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" "8ba420dd16a207e5d812ccb4fb6d387062e4046a22ccdd4cd7759af683903324", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ba420dd16a207e5d812ccb4fb6d387062e4046a22ccdd4cd7759af683903324", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ba420dd16a207e5d812ccb4fb6d387062e4046a22ccdd4cd7759af683903324", kill_on_drop: false }`
[INFO] [stdout] 8ba420dd16a207e5d812ccb4fb6d387062e4046a22ccdd4cd7759af683903324
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4880cdc5a59d9fce5b1b90cb3854b2b1ee763045a3dcaa26082c2e76fc8261ed
[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" "4880cdc5a59d9fce5b1b90cb3854b2b1ee763045a3dcaa26082c2e76fc8261ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling dscs-ex8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `Command { std: "docker" "inspect" "4880cdc5a59d9fce5b1b90cb3854b2b1ee763045a3dcaa26082c2e76fc8261ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4880cdc5a59d9fce5b1b90cb3854b2b1ee763045a3dcaa26082c2e76fc8261ed", kill_on_drop: false }`
[INFO] [stdout] 4880cdc5a59d9fce5b1b90cb3854b2b1ee763045a3dcaa26082c2e76fc8261ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 137cf26dcb0935df3f49acf0802913312118904db61d4241c3cb923022c1a3e0
[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" "137cf26dcb0935df3f49acf0802913312118904db61d4241c3cb923022c1a3e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling dscs-ex8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "137cf26dcb0935df3f49acf0802913312118904db61d4241c3cb923022c1a3e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "137cf26dcb0935df3f49acf0802913312118904db61d4241c3cb923022c1a3e0", kill_on_drop: false }`
[INFO] [stdout] 137cf26dcb0935df3f49acf0802913312118904db61d4241c3cb923022c1a3e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e04ba3fc8f2bab9023f54be0ac6faf77aed729dcf4e663f0daee39943e9c3300
[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" "e04ba3fc8f2bab9023f54be0ac6faf77aed729dcf4e663f0daee39943e9c3300", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dscs_ex8-6e760418a59c9d5e)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test ex8_non_recursive::tests::empty_tree ... ok
[INFO] [stdout] test ex8_non_recursive::tests::insert_override ... ok
[INFO] [stdout] test ex8_non_recursive::tests::lookup ... ok
[INFO] [stdout] test ex8_recursive::tests::size ... ok
[INFO] [stdout] test ex8_recursive::tests::insert_override ... ok
[INFO] [stdout] test ex8_recursive::tests::empty_tree ... ok
[INFO] [stdout] test ex8_non_recursive::tests::insert ... ok
[INFO] [stdout] test ex8_recursive::tests::lookup ... ok
[INFO] [stdout] test ex8_recursive::tests::insert ... ok
[INFO] [stdout] test ex8_non_recursive::tests::large_tree ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.42s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dscs-ex8
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e04ba3fc8f2bab9023f54be0ac6faf77aed729dcf4e663f0daee39943e9c3300", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e04ba3fc8f2bab9023f54be0ac6faf77aed729dcf4e663f0daee39943e9c3300", kill_on_drop: false }`
[INFO] [stdout] e04ba3fc8f2bab9023f54be0ac6faf77aed729dcf4e663f0daee39943e9c3300