[INFO] cloning repository https://github.com/0xSaksham/understanding_ownership
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0xSaksham/understanding_ownership" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xSaksham%2Funderstanding_ownership", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xSaksham%2Funderstanding_ownership'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fbba16d92654d9d25a0d4ca74410b25f5bf28db1
[INFO] checking 0xSaksham/understanding_ownership against master#568b11762723b001bfa693d0f21c5dad01d4e813 for pr-149058
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xSaksham%2Funderstanding_ownership" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/0xSaksham/understanding_ownership
[INFO] finished tweaking git repo https://github.com/0xSaksham/understanding_ownership
[INFO] tweaked toml for git repo https://github.com/0xSaksham/understanding_ownership written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/0xSaksham/understanding_ownership on toolchain 568b11762723b001bfa693d0f21c5dad01d4e813
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+568b11762723b001bfa693d0f21c5dad01d4e813" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/0xSaksham/understanding_ownership 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" "+568b11762723b001bfa693d0f21c5dad01d4e813" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+568b11762723b001bfa693d0f21c5dad01d4e813" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 526efaad2b5805030e65677a4d1f8714d3218e731068c5f831b7b1928e0fe4b3
[INFO] running `Command { std: "docker" "start" "-a" "526efaad2b5805030e65677a4d1f8714d3218e731068c5f831b7b1928e0fe4b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "526efaad2b5805030e65677a4d1f8714d3218e731068c5f831b7b1928e0fe4b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "526efaad2b5805030e65677a4d1f8714d3218e731068c5f831b7b1928e0fe4b3", kill_on_drop: false }`
[INFO] [stdout] 526efaad2b5805030e65677a4d1f8714d3218e731068c5f831b7b1928e0fe4b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+568b11762723b001bfa693d0f21c5dad01d4e813" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b52699de0b3ec135e255424f24ce0634e3c4cfa4708cc0fe95e5932c88278d0
[INFO] running `Command { std: "docker" "start" "-a" "8b52699de0b3ec135e255424f24ce0634e3c4cfa4708cc0fe95e5932c88278d0", kill_on_drop: false }`
[INFO] [stderr]     Checking understanding_ownership v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "8b52699de0b3ec135e255424f24ce0634e3c4cfa4708cc0fe95e5932c88278d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b52699de0b3ec135e255424f24ce0634e3c4cfa4708cc0fe95e5932c88278d0", kill_on_drop: false }`
[INFO] [stdout] 8b52699de0b3ec135e255424f24ce0634e3c4cfa4708cc0fe95e5932c88278d0
