[INFO] cloning repository https://github.com/Prathamesh247/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/Prathamesh247/rust-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPrathamesh247%2Frust-practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPrathamesh247%2Frust-practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4e9156fb061c91f6dbf226e3c668677b35b02207
[INFO] testing Prathamesh247/rust-practice 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%2FPrathamesh247%2Frust-practice" "/workspace/builds/worker-75/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-75/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Prathamesh247/rust-practice 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/Prathamesh247/rust-practice
[INFO] finished tweaking git repo https://github.com/Prathamesh247/rust-practice
[INFO] tweaked toml for git repo https://github.com/Prathamesh247/rust-practice written to /workspace/builds/worker-75/source/Cargo.toml
[INFO] crate git repo https://github.com/Prathamesh247/rust-practice 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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] a3db91dc9fe1bd4588bd03094682dd4453860ef3c0ee66ebf1b9e731353472b1
[INFO] running `Command { std: "docker" "start" "-a" "a3db91dc9fe1bd4588bd03094682dd4453860ef3c0ee66ebf1b9e731353472b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3db91dc9fe1bd4588bd03094682dd4453860ef3c0ee66ebf1b9e731353472b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3db91dc9fe1bd4588bd03094682dd4453860ef3c0ee66ebf1b9e731353472b1", kill_on_drop: false }`
[INFO] [stdout] a3db91dc9fe1bd4588bd03094682dd4453860ef3c0ee66ebf1b9e731353472b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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] 6198e41a78ed9c1671512c7f18525c52f0d8e71eda274b24c6a413e741c033ea
[INFO] running `Command { std: "docker" "start" "-a" "6198e41a78ed9c1671512c7f18525c52f0d8e71eda274b24c6a413e741c033ea", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hello-world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.08s
[INFO] running `Command { std: "docker" "inspect" "6198e41a78ed9c1671512c7f18525c52f0d8e71eda274b24c6a413e741c033ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6198e41a78ed9c1671512c7f18525c52f0d8e71eda274b24c6a413e741c033ea", kill_on_drop: false }`
[INFO] [stdout] 6198e41a78ed9c1671512c7f18525c52f0d8e71eda274b24c6a413e741c033ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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] b7756274af368389a0afc8114d257f26dbb6f82340765380f8eb1f61f1300eee
[INFO] running `Command { std: "docker" "start" "-a" "b7756274af368389a0afc8114d257f26dbb6f82340765380f8eb1f61f1300eee", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello-world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/hello_world-c7bde9753e46333a)
[INFO] running `Command { std: "docker" "inspect" "b7756274af368389a0afc8114d257f26dbb6f82340765380f8eb1f61f1300eee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7756274af368389a0afc8114d257f26dbb6f82340765380f8eb1f61f1300eee", kill_on_drop: false }`
[INFO] [stdout] b7756274af368389a0afc8114d257f26dbb6f82340765380f8eb1f61f1300eee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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] fe4be6f9b4a6513f82d6170344555acd1af157fd9b31904fe1857df682a411ce
[INFO] running `Command { std: "docker" "start" "-a" "fe4be6f9b4a6513f82d6170344555acd1af157fd9b31904fe1857df682a411ce", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/hello_world-c7bde9753e46333a)
[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" "fe4be6f9b4a6513f82d6170344555acd1af157fd9b31904fe1857df682a411ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe4be6f9b4a6513f82d6170344555acd1af157fd9b31904fe1857df682a411ce", kill_on_drop: false }`
[INFO] [stdout] fe4be6f9b4a6513f82d6170344555acd1af157fd9b31904fe1857df682a411ce