[INFO] cloning repository https://github.com/mazharjameel786/assignment_7_q2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mazharjameel786/assignment_7_q2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmazharjameel786%2Fassignment_7_q2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmazharjameel786%2Fassignment_7_q2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9905cf404aaff6129f6d5d84e6f139a31e46e2f5
[INFO] testing mazharjameel786/assignment_7_q2 against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmazharjameel786%2Fassignment_7_q2" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mazharjameel786/assignment_7_q2 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mazharjameel786/assignment_7_q2
[INFO] finished tweaking git repo https://github.com/mazharjameel786/assignment_7_q2
[INFO] tweaked toml for git repo https://github.com/mazharjameel786/assignment_7_q2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/mazharjameel786/assignment_7_q2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 546a41bcd4d926b0929f43ffac4b15487288b71efe3774d394ee3ff380b9aae2
[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" "546a41bcd4d926b0929f43ffac4b15487288b71efe3774d394ee3ff380b9aae2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "546a41bcd4d926b0929f43ffac4b15487288b71efe3774d394ee3ff380b9aae2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "546a41bcd4d926b0929f43ffac4b15487288b71efe3774d394ee3ff380b9aae2", kill_on_drop: false }`
[INFO] [stdout] 546a41bcd4d926b0929f43ffac4b15487288b71efe3774d394ee3ff380b9aae2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af0aa290dbe87bec7b2df80d8d084a34c8eb99368171b9377f491220dd96c3d7
[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" "af0aa290dbe87bec7b2df80d8d084a34c8eb99368171b9377f491220dd96c3d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling assignment_7_q2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "af0aa290dbe87bec7b2df80d8d084a34c8eb99368171b9377f491220dd96c3d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af0aa290dbe87bec7b2df80d8d084a34c8eb99368171b9377f491220dd96c3d7", kill_on_drop: false }`
[INFO] [stdout] af0aa290dbe87bec7b2df80d8d084a34c8eb99368171b9377f491220dd96c3d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0576cba3f1ac5653e1da9fc3e1170388837cbaec5cf7c947a7479ea9f3908b9e
[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" "0576cba3f1ac5653e1da9fc3e1170388837cbaec5cf7c947a7479ea9f3908b9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling assignment_7_q2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "0576cba3f1ac5653e1da9fc3e1170388837cbaec5cf7c947a7479ea9f3908b9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0576cba3f1ac5653e1da9fc3e1170388837cbaec5cf7c947a7479ea9f3908b9e", kill_on_drop: false }`
[INFO] [stdout] 0576cba3f1ac5653e1da9fc3e1170388837cbaec5cf7c947a7479ea9f3908b9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fa9a051bc8a10a690abae9dc3fdd150294aa683e1ea3d792adbb5be67856dc13
[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" "fa9a051bc8a10a690abae9dc3fdd150294aa683e1ea3d792adbb5be67856dc13", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/assignment_7_q2-9d28d6d8945c5dab
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/assignment_7_q2-2947da2a52011c4a
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr]    Doc-tests assignment_7_q2
[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] [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" "fa9a051bc8a10a690abae9dc3fdd150294aa683e1ea3d792adbb5be67856dc13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa9a051bc8a10a690abae9dc3fdd150294aa683e1ea3d792adbb5be67856dc13", kill_on_drop: false }`
[INFO] [stdout] fa9a051bc8a10a690abae9dc3fdd150294aa683e1ea3d792adbb5be67856dc13