[INFO] cloning repository https://github.com/gptshubham/rust-practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gptshubham/rust-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgptshubham%2Frust-practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgptshubham%2Frust-practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 155fac9fda70e072ce6bb23517f7b4451712c897
[INFO] building gptshubham/rust-practice against master#ce36a966c79e109dabeef7a47fe68e5294c6d71e for pr-137044-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgptshubham%2Frust-practice" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gptshubham/rust-practice on toolchain ce36a966c79e109dabeef7a47fe68e5294c6d71e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gptshubham/rust-practice
[INFO] finished tweaking git repo https://github.com/gptshubham/rust-practice
[INFO] tweaked toml for git repo https://github.com/gptshubham/rust-practice written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/gptshubham/rust-practice already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb5b4b17570d77d42259beb9ac39429fbcfdd938f8afd49d3e87d0c1c3249ddb
[INFO] running `Command { std: "docker" "start" "-a" "fb5b4b17570d77d42259beb9ac39429fbcfdd938f8afd49d3e87d0c1c3249ddb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb5b4b17570d77d42259beb9ac39429fbcfdd938f8afd49d3e87d0c1c3249ddb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb5b4b17570d77d42259beb9ac39429fbcfdd938f8afd49d3e87d0c1c3249ddb", kill_on_drop: false }`
[INFO] [stdout] fb5b4b17570d77d42259beb9ac39429fbcfdd938f8afd49d3e87d0c1c3249ddb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ecee0bb4b199d81060e69fced1c68535b434a14f59ff2f823ca85b339afe8cf
[INFO] running `Command { std: "docker" "start" "-a" "1ecee0bb4b199d81060e69fced1c68535b434a14f59ff2f823ca85b339afe8cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_practice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "1ecee0bb4b199d81060e69fced1c68535b434a14f59ff2f823ca85b339afe8cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ecee0bb4b199d81060e69fced1c68535b434a14f59ff2f823ca85b339afe8cf", kill_on_drop: false }`
[INFO] [stdout] 1ecee0bb4b199d81060e69fced1c68535b434a14f59ff2f823ca85b339afe8cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06babb6645a5bece7a5de209cf31564da37a12ece1d79510f1986ba2d7ea2a81
[INFO] running `Command { std: "docker" "start" "-a" "06babb6645a5bece7a5de209cf31564da37a12ece1d79510f1986ba2d7ea2a81", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_practice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "06babb6645a5bece7a5de209cf31564da37a12ece1d79510f1986ba2d7ea2a81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06babb6645a5bece7a5de209cf31564da37a12ece1d79510f1986ba2d7ea2a81", kill_on_drop: false }`
[INFO] [stdout] 06babb6645a5bece7a5de209cf31564da37a12ece1d79510f1986ba2d7ea2a81