[INFO] cloning repository https://github.com/usmanmunara/rust_learning
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/usmanmunara/rust_learning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fusmanmunara%2Frust_learning"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fusmanmunara%2Frust_learning'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a117a261b5cbd1e6609ea8100a9ec70ecb41cd64
[INFO] testing usmanmunara/rust_learning against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fusmanmunara%2Frust_learning" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/usmanmunara/rust_learning 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/usmanmunara/rust_learning
[INFO] finished tweaking git repo https://github.com/usmanmunara/rust_learning
[INFO] tweaked toml for git repo https://github.com/usmanmunara/rust_learning written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/usmanmunara/rust_learning 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-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" "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] 4193d7cee9b8e73f9e7daf1e735f8b1397ea5beca4b84eb3b974f4ec479c3849
[INFO] running `"docker" "start" "-a" "4193d7cee9b8e73f9e7daf1e735f8b1397ea5beca4b84eb3b974f4ec479c3849"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rust_2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `"docker" "inspect" "4193d7cee9b8e73f9e7daf1e735f8b1397ea5beca4b84eb3b974f4ec479c3849"`
[INFO] running `"docker" "rm" "-f" "4193d7cee9b8e73f9e7daf1e735f8b1397ea5beca4b84eb3b974f4ec479c3849"`
[INFO] [stdout] 4193d7cee9b8e73f9e7daf1e735f8b1397ea5beca4b84eb3b974f4ec479c3849
[INFO] running `"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" "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] c21391234e9c1437aecef1f6dffc53589f633736e158c3f3b728de64dd9157b2
[INFO] running `"docker" "start" "-a" "c21391234e9c1437aecef1f6dffc53589f633736e158c3f3b728de64dd9157b2"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rust_2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `"docker" "inspect" "c21391234e9c1437aecef1f6dffc53589f633736e158c3f3b728de64dd9157b2"`
[INFO] running `"docker" "rm" "-f" "c21391234e9c1437aecef1f6dffc53589f633736e158c3f3b728de64dd9157b2"`
[INFO] [stdout] c21391234e9c1437aecef1f6dffc53589f633736e158c3f3b728de64dd9157b2
[INFO] running `"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" "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] 10ce0063e37060d1eb5d2101aadcdeedda9b9c7a7138fabccc99472235bdd03d
[INFO] running `"docker" "start" "-a" "10ce0063e37060d1eb5d2101aadcdeedda9b9c7a7138fabccc99472235bdd03d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_2-4fab11408a418bba
[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" "10ce0063e37060d1eb5d2101aadcdeedda9b9c7a7138fabccc99472235bdd03d"`
[INFO] running `"docker" "rm" "-f" "10ce0063e37060d1eb5d2101aadcdeedda9b9c7a7138fabccc99472235bdd03d"`
[INFO] [stdout] 10ce0063e37060d1eb5d2101aadcdeedda9b9c7a7138fabccc99472235bdd03d