[INFO] fetching crate qrust 0.1.0...
[INFO] testing qrust-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate qrust 0.1.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate qrust 0.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate qrust 0.1.0
[INFO] finished tweaking crates.io crate qrust 0.1.0
[INFO] tweaked toml for crates.io crate qrust 0.1.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate qrust 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16f00f5d1a7067d646fef7a8b5021ac4c6f189a41a2351490a0d1582c20adb63
[INFO] running `Command { std: "docker" "start" "-a" "16f00f5d1a7067d646fef7a8b5021ac4c6f189a41a2351490a0d1582c20adb63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16f00f5d1a7067d646fef7a8b5021ac4c6f189a41a2351490a0d1582c20adb63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16f00f5d1a7067d646fef7a8b5021ac4c6f189a41a2351490a0d1582c20adb63", kill_on_drop: false }`
[INFO] [stdout] 16f00f5d1a7067d646fef7a8b5021ac4c6f189a41a2351490a0d1582c20adb63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91caae4233d1a968f9e8c8a171933564457bd0f69396ff3383796043607b9499
[INFO] running `Command { std: "docker" "start" "-a" "91caae4233d1a968f9e8c8a171933564457bd0f69396ff3383796043607b9499", kill_on_drop: false }`
[INFO] [stderr]    Compiling qrust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "91caae4233d1a968f9e8c8a171933564457bd0f69396ff3383796043607b9499", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91caae4233d1a968f9e8c8a171933564457bd0f69396ff3383796043607b9499", kill_on_drop: false }`
[INFO] [stdout] 91caae4233d1a968f9e8c8a171933564457bd0f69396ff3383796043607b9499
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d35ab77678134bb441eb84a98e201e657c681da20f65d3d4deab90c41acb5341
[INFO] running `Command { std: "docker" "start" "-a" "d35ab77678134bb441eb84a98e201e657c681da20f65d3d4deab90c41acb5341", kill_on_drop: false }`
[INFO] [stderr]    Compiling qrust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "d35ab77678134bb441eb84a98e201e657c681da20f65d3d4deab90c41acb5341", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d35ab77678134bb441eb84a98e201e657c681da20f65d3d4deab90c41acb5341", kill_on_drop: false }`
[INFO] [stdout] d35ab77678134bb441eb84a98e201e657c681da20f65d3d4deab90c41acb5341
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7d7f2fc016ba9081e16f100b6571fad2ac867bd8fa0b848556ac2c30fd8dc1cb
[INFO] running `Command { std: "docker" "start" "-a" "7d7f2fc016ba9081e16f100b6571fad2ac867bd8fa0b848556ac2c30fd8dc1cb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/qrust-6cf3a0342ec8a194)
[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" "7d7f2fc016ba9081e16f100b6571fad2ac867bd8fa0b848556ac2c30fd8dc1cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d7f2fc016ba9081e16f100b6571fad2ac867bd8fa0b848556ac2c30fd8dc1cb", kill_on_drop: false }`
[INFO] [stdout] 7d7f2fc016ba9081e16f100b6571fad2ac867bd8fa0b848556ac2c30fd8dc1cb