[INFO] cloning repository https://github.com/ayeenmkhan/assignment6
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ayeenmkhan/assignment6" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayeenmkhan%2Fassignment6", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayeenmkhan%2Fassignment6'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9246c301d1cd4a93eadcf434aaeb848a0be52a3e
[INFO] testing ayeenmkhan/assignment6 against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayeenmkhan%2Fassignment6" "/workspace/builds/worker-86/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-86/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ayeenmkhan/assignment6 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/ayeenmkhan/assignment6
[INFO] finished tweaking git repo https://github.com/ayeenmkhan/assignment6
[INFO] tweaked toml for git repo https://github.com/ayeenmkhan/assignment6 written to /workspace/builds/worker-86/source/Cargo.toml
[INFO] crate git repo https://github.com/ayeenmkhan/assignment6 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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] 6f88555c4a10b2d395a1ace902103e01337787b4eec2f030b68ea57453abf703
[INFO] running `Command { std: "docker" "start" "-a" "6f88555c4a10b2d395a1ace902103e01337787b4eec2f030b68ea57453abf703", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f88555c4a10b2d395a1ace902103e01337787b4eec2f030b68ea57453abf703", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f88555c4a10b2d395a1ace902103e01337787b4eec2f030b68ea57453abf703", kill_on_drop: false }`
[INFO] [stdout] 6f88555c4a10b2d395a1ace902103e01337787b4eec2f030b68ea57453abf703
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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] 7aeb67f31369130866fb8c754c928f1419389c9bef944f16ae509ef74c7b7e9b
[INFO] running `Command { std: "docker" "start" "-a" "7aeb67f31369130866fb8c754c928f1419389c9bef944f16ae509ef74c7b7e9b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling assignment6 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "7aeb67f31369130866fb8c754c928f1419389c9bef944f16ae509ef74c7b7e9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7aeb67f31369130866fb8c754c928f1419389c9bef944f16ae509ef74c7b7e9b", kill_on_drop: false }`
[INFO] [stdout] 7aeb67f31369130866fb8c754c928f1419389c9bef944f16ae509ef74c7b7e9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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] 925157b61b52d4e7dcd3e5560bbed50cc1ebce8002558c690b44b35ec8491495
[INFO] running `Command { std: "docker" "start" "-a" "925157b61b52d4e7dcd3e5560bbed50cc1ebce8002558c690b44b35ec8491495", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling assignment6 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "925157b61b52d4e7dcd3e5560bbed50cc1ebce8002558c690b44b35ec8491495", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "925157b61b52d4e7dcd3e5560bbed50cc1ebce8002558c690b44b35ec8491495", kill_on_drop: false }`
[INFO] [stdout] 925157b61b52d4e7dcd3e5560bbed50cc1ebce8002558c690b44b35ec8491495
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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] f1645fb4b1d44314da4b4d77f071378a46b7269e0f5542c95818274cc8ba9d0e
[INFO] running `Command { std: "docker" "start" "-a" "f1645fb4b1d44314da4b4d77f071378a46b7269e0f5542c95818274cc8ba9d0e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/assignment6-a55af6527e1c307c)
[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" "f1645fb4b1d44314da4b4d77f071378a46b7269e0f5542c95818274cc8ba9d0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1645fb4b1d44314da4b4d77f071378a46b7269e0f5542c95818274cc8ba9d0e", kill_on_drop: false }`
[INFO] [stdout] f1645fb4b1d44314da4b4d77f071378a46b7269e0f5542c95818274cc8ba9d0e