[INFO] cloning repository https://github.com/codingdiaries3/Rust-Lang-Chapt3.1-variables_and_mutability
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/codingdiaries3/Rust-Lang-Chapt3.1-variables_and_mutability" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodingdiaries3%2FRust-Lang-Chapt3.1-variables_and_mutability", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodingdiaries3%2FRust-Lang-Chapt3.1-variables_and_mutability'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5dd31d079fb9c956167cf55b5b0e335540e2b38b
[INFO] testing codingdiaries3/Rust-Lang-Chapt3.1-variables_and_mutability against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodingdiaries3%2FRust-Lang-Chapt3.1-variables_and_mutability" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/codingdiaries3/Rust-Lang-Chapt3.1-variables_and_mutability on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/codingdiaries3/Rust-Lang-Chapt3.1-variables_and_mutability
[INFO] finished tweaking git repo https://github.com/codingdiaries3/Rust-Lang-Chapt3.1-variables_and_mutability
[INFO] tweaked toml for git repo https://github.com/codingdiaries3/Rust-Lang-Chapt3.1-variables_and_mutability written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/codingdiaries3/Rust-Lang-Chapt3.1-variables_and_mutability already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8458be4f6d6d5cde1c4bbf1ea281702e40525a20d28c108a9fbb648fd1911a9d
[INFO] running `Command { std: "docker" "start" "-a" "8458be4f6d6d5cde1c4bbf1ea281702e40525a20d28c108a9fbb648fd1911a9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8458be4f6d6d5cde1c4bbf1ea281702e40525a20d28c108a9fbb648fd1911a9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8458be4f6d6d5cde1c4bbf1ea281702e40525a20d28c108a9fbb648fd1911a9d", kill_on_drop: false }`
[INFO] [stdout] 8458be4f6d6d5cde1c4bbf1ea281702e40525a20d28c108a9fbb648fd1911a9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6891e99ec4461ed699e2abfaeec35f824211f8f066f89090d37f9f9b4f474ab
[INFO] running `Command { std: "docker" "start" "-a" "b6891e99ec4461ed699e2abfaeec35f824211f8f066f89090d37f9f9b4f474ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling variables v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "b6891e99ec4461ed699e2abfaeec35f824211f8f066f89090d37f9f9b4f474ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6891e99ec4461ed699e2abfaeec35f824211f8f066f89090d37f9f9b4f474ab", kill_on_drop: false }`
[INFO] [stdout] b6891e99ec4461ed699e2abfaeec35f824211f8f066f89090d37f9f9b4f474ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59d04db57cb8249997c7ae0f57eaef92d7fef29069e949523b1a7cf9ca7b80a2
[INFO] running `Command { std: "docker" "start" "-a" "59d04db57cb8249997c7ae0f57eaef92d7fef29069e949523b1a7cf9ca7b80a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling variables v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/variables-d055e05d11ffcb4c)
[INFO] running `Command { std: "docker" "inspect" "59d04db57cb8249997c7ae0f57eaef92d7fef29069e949523b1a7cf9ca7b80a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59d04db57cb8249997c7ae0f57eaef92d7fef29069e949523b1a7cf9ca7b80a2", kill_on_drop: false }`
[INFO] [stdout] 59d04db57cb8249997c7ae0f57eaef92d7fef29069e949523b1a7cf9ca7b80a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f7aa8d28772e69ff57bb956cd14e2a20183e0abf91bf61788c71be056b557fa6
[INFO] running `Command { std: "docker" "start" "-a" "f7aa8d28772e69ff57bb956cd14e2a20183e0abf91bf61788c71be056b557fa6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/variables-d055e05d11ffcb4c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[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" "f7aa8d28772e69ff57bb956cd14e2a20183e0abf91bf61788c71be056b557fa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7aa8d28772e69ff57bb956cd14e2a20183e0abf91bf61788c71be056b557fa6", kill_on_drop: false }`
[INFO] [stdout] f7aa8d28772e69ff57bb956cd14e2a20183e0abf91bf61788c71be056b557fa6