[INFO] cloning repository https://github.com/Jabir-Abbas/Assignment_7_2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jabir-Abbas/Assignment_7_2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJabir-Abbas%2FAssignment_7_2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJabir-Abbas%2FAssignment_7_2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 910af68ea59ad0dc318e7b9496a99427cdb06a4b
[INFO] testing Jabir-Abbas/Assignment_7_2 against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJabir-Abbas%2FAssignment_7_2" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Jabir-Abbas/Assignment_7_2 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/Jabir-Abbas/Assignment_7_2
[INFO] finished tweaking git repo https://github.com/Jabir-Abbas/Assignment_7_2
[INFO] tweaked toml for git repo https://github.com/Jabir-Abbas/Assignment_7_2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Jabir-Abbas/Assignment_7_2 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 2480b0e9d61b9678fd9ec19db770f3bb5c28af787bcac994917c23fb692c0bbb
[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" "2480b0e9d61b9678fd9ec19db770f3bb5c28af787bcac994917c23fb692c0bbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2480b0e9d61b9678fd9ec19db770f3bb5c28af787bcac994917c23fb692c0bbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2480b0e9d61b9678fd9ec19db770f3bb5c28af787bcac994917c23fb692c0bbb", kill_on_drop: false }`
[INFO] [stdout] 2480b0e9d61b9678fd9ec19db770f3bb5c28af787bcac994917c23fb692c0bbb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e79e38650cb13df3c4f35d32500f1e34ba196ef490ded425c9551f3513c44ee4
[INFO] running `Command { std: "docker" "start" "-a" "e79e38650cb13df3c4f35d32500f1e34ba196ef490ded425c9551f3513c44ee4", kill_on_drop: false }`
[INFO] [stderr]    Compiling assignment_7_0 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "e79e38650cb13df3c4f35d32500f1e34ba196ef490ded425c9551f3513c44ee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e79e38650cb13df3c4f35d32500f1e34ba196ef490ded425c9551f3513c44ee4", kill_on_drop: false }`
[INFO] [stdout] e79e38650cb13df3c4f35d32500f1e34ba196ef490ded425c9551f3513c44ee4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a59c71294c2f26b13558682552521c8e3567171e7a0e22b631e3552de6cd0ea7
[INFO] running `Command { std: "docker" "start" "-a" "a59c71294c2f26b13558682552521c8e3567171e7a0e22b631e3552de6cd0ea7", kill_on_drop: false }`
[INFO] [stderr]    Compiling assignment_7_0 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "a59c71294c2f26b13558682552521c8e3567171e7a0e22b631e3552de6cd0ea7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a59c71294c2f26b13558682552521c8e3567171e7a0e22b631e3552de6cd0ea7", kill_on_drop: false }`
[INFO] [stdout] a59c71294c2f26b13558682552521c8e3567171e7a0e22b631e3552de6cd0ea7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] e6e4c6ead6671fc3de92a4f2699d053b76077c04dcafcc575b9293fd98e5e630
[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" "e6e4c6ead6671fc3de92a4f2699d053b76077c04dcafcc575b9293fd98e5e630", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/assignment_7_0-670b436581d6fe7f
[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" "e6e4c6ead6671fc3de92a4f2699d053b76077c04dcafcc575b9293fd98e5e630", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6e4c6ead6671fc3de92a4f2699d053b76077c04dcafcc575b9293fd98e5e630", kill_on_drop: false }`
[INFO] [stdout] e6e4c6ead6671fc3de92a4f2699d053b76077c04dcafcc575b9293fd98e5e630