[INFO] cloning repository https://github.com/nsarathsoman/LearnRustLang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nsarathsoman/LearnRustLang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnsarathsoman%2FLearnRustLang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnsarathsoman%2FLearnRustLang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 480121edc51a1bc0d26b560042c8f8fee321aa90
[INFO] checking nsarathsoman/LearnRustLang against master#c724b67e1b474262917a5154d74e7072267593fe for pr-74315
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnsarathsoman%2FLearnRustLang" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nsarathsoman/LearnRustLang on toolchain c724b67e1b474262917a5154d74e7072267593fe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nsarathsoman/LearnRustLang
[INFO] finished tweaking git repo https://github.com/nsarathsoman/LearnRustLang
[INFO] tweaked toml for git repo https://github.com/nsarathsoman/LearnRustLang written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/nsarathsoman/LearnRustLang already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "metadata" "--no-deps" "--format-version=1", 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] 3b36665bc8263caf325aee43ea178e74173a63282d82c56c4e7c55d9d0feed0c
[INFO] running `Command { std: "docker" "start" "-a" "3b36665bc8263caf325aee43ea178e74173a63282d82c56c4e7c55d9d0feed0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b36665bc8263caf325aee43ea178e74173a63282d82c56c4e7c55d9d0feed0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b36665bc8263caf325aee43ea178e74173a63282d82c56c4e7c55d9d0feed0c", kill_on_drop: false }`
[INFO] [stdout] 3b36665bc8263caf325aee43ea178e74173a63282d82c56c4e7c55d9d0feed0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c819f2e45267067a7cf2bae09c459b7169a833ddb231dea7d1c388229b593990
[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" "c819f2e45267067a7cf2bae09c459b7169a833ddb231dea7d1c388229b593990", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking hello v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "c819f2e45267067a7cf2bae09c459b7169a833ddb231dea7d1c388229b593990", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c819f2e45267067a7cf2bae09c459b7169a833ddb231dea7d1c388229b593990", kill_on_drop: false }`
[INFO] [stdout] c819f2e45267067a7cf2bae09c459b7169a833ddb231dea7d1c388229b593990