[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] testing kecci/rust-variables-mutability against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkecci%2Frust-variables-mutability" "/workspace/builds/worker-68/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-68/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kecci/rust-variables-mutability on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-68/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" "+1.60.0" "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-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c95fe8bc10ef91eb44d62201706029f0f69b46b77df19e69f93fa8dc012dda79
[INFO] running `Command { std: "docker" "start" "-a" "c95fe8bc10ef91eb44d62201706029f0f69b46b77df19e69f93fa8dc012dda79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c95fe8bc10ef91eb44d62201706029f0f69b46b77df19e69f93fa8dc012dda79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c95fe8bc10ef91eb44d62201706029f0f69b46b77df19e69f93fa8dc012dda79", kill_on_drop: false }`
[INFO] [stdout] c95fe8bc10ef91eb44d62201706029f0f69b46b77df19e69f93fa8dc012dda79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb9bc2a13aa55e38acb8b0415d804c6dc5fbb76c0fb5cf76b8ead58eeee595d7
[INFO] running `Command { std: "docker" "start" "-a" "eb9bc2a13aa55e38acb8b0415d804c6dc5fbb76c0fb5cf76b8ead58eeee595d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling variables_and_mutability v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "eb9bc2a13aa55e38acb8b0415d804c6dc5fbb76c0fb5cf76b8ead58eeee595d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb9bc2a13aa55e38acb8b0415d804c6dc5fbb76c0fb5cf76b8ead58eeee595d7", kill_on_drop: false }`
[INFO] [stdout] eb9bc2a13aa55e38acb8b0415d804c6dc5fbb76c0fb5cf76b8ead58eeee595d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4550be921f6ee0f4909afd36ccdc8e091878829e237b5df43bd499f0c3401e6
[INFO] running `Command { std: "docker" "start" "-a" "f4550be921f6ee0f4909afd36ccdc8e091878829e237b5df43bd499f0c3401e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling variables_and_mutability v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "f4550be921f6ee0f4909afd36ccdc8e091878829e237b5df43bd499f0c3401e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4550be921f6ee0f4909afd36ccdc8e091878829e237b5df43bd499f0c3401e6", kill_on_drop: false }`
[INFO] [stdout] f4550be921f6ee0f4909afd36ccdc8e091878829e237b5df43bd499f0c3401e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8ca1f7c81e66a6534b12b2ba19eb4c84fe28a0ded63f9accf3f30ca121d114df
[INFO] running `Command { std: "docker" "start" "-a" "8ca1f7c81e66a6534b12b2ba19eb4c84fe28a0ded63f9accf3f30ca121d114df", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 25.19s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/variables_and_mutability-dea8f5d5632b820a)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8ca1f7c81e66a6534b12b2ba19eb4c84fe28a0ded63f9accf3f30ca121d114df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ca1f7c81e66a6534b12b2ba19eb4c84fe28a0ded63f9accf3f30ca121d114df", kill_on_drop: false }`
[INFO] [stdout] 8ca1f7c81e66a6534b12b2ba19eb4c84fe28a0ded63f9accf3f30ca121d114df