[INFO] cloning repository https://github.com/kecci/rust-variables-mutability
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kecci/rust-variables-mutability" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkecci%2Frust-variables-mutability", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkecci%2Frust-variables-mutability'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4cecd5f17c50f026d7288e86013f5f3bcbd4b9ca
[INFO] checking kecci/rust-variables-mutability against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkecci%2Frust-variables-mutability" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kecci/rust-variables-mutability on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kecci/rust-variables-mutability
[INFO] finished tweaking git repo https://github.com/kecci/rust-variables-mutability
[INFO] tweaked toml for git repo https://github.com/kecci/rust-variables-mutability written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/kecci/rust-variables-mutability already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9885a43c82a52f33d82cbb1967e7298e09b4fa72e40f0cbb4c6eca61e464a64b
[INFO] running `Command { std: "docker" "start" "-a" "9885a43c82a52f33d82cbb1967e7298e09b4fa72e40f0cbb4c6eca61e464a64b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9885a43c82a52f33d82cbb1967e7298e09b4fa72e40f0cbb4c6eca61e464a64b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9885a43c82a52f33d82cbb1967e7298e09b4fa72e40f0cbb4c6eca61e464a64b", kill_on_drop: false }`
[INFO] [stdout] 9885a43c82a52f33d82cbb1967e7298e09b4fa72e40f0cbb4c6eca61e464a64b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3474ef0712d0553ae006bd840f9291bd5c39d965687e05f237d32cad3bd4872f
[INFO] running `Command { std: "docker" "start" "-a" "3474ef0712d0553ae006bd840f9291bd5c39d965687e05f237d32cad3bd4872f", kill_on_drop: false }`
[INFO] [stderr]     Checking variables_and_mutability v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "3474ef0712d0553ae006bd840f9291bd5c39d965687e05f237d32cad3bd4872f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3474ef0712d0553ae006bd840f9291bd5c39d965687e05f237d32cad3bd4872f", kill_on_drop: false }`
[INFO] [stdout] 3474ef0712d0553ae006bd840f9291bd5c39d965687e05f237d32cad3bd4872f