[INFO] fetching crate rustengine 1.0.60...
[INFO] testing rustengine-1.0.60 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate rustengine 1.0.60 into /workspace/builds/worker-28/source
[INFO] validating manifest of crates.io crate rustengine 1.0.60 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 crates.io crate rustengine 1.0.60
[INFO] finished tweaking crates.io crate rustengine 1.0.60
[INFO] tweaked toml for crates.io crate rustengine 1.0.60 written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] crate crates.io crate rustengine 1.0.60 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] bb073702219aa4874eaea4e9522669de64604a2fa22195410884cf8adab2f8b2
[INFO] running `Command { std: "docker" "start" "-a" "bb073702219aa4874eaea4e9522669de64604a2fa22195410884cf8adab2f8b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb073702219aa4874eaea4e9522669de64604a2fa22195410884cf8adab2f8b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb073702219aa4874eaea4e9522669de64604a2fa22195410884cf8adab2f8b2", kill_on_drop: false }`
[INFO] [stdout] bb073702219aa4874eaea4e9522669de64604a2fa22195410884cf8adab2f8b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 1884d4ecf06ca87b61a389bb1ad3f10a3b258f530733420c526ee993912d3f71
[INFO] running `Command { std: "docker" "start" "-a" "1884d4ecf06ca87b61a389bb1ad3f10a3b258f530733420c526ee993912d3f71", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling once_cell v1.3.1
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rustengine v1.0.60 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.60s
[INFO] running `Command { std: "docker" "inspect" "1884d4ecf06ca87b61a389bb1ad3f10a3b258f530733420c526ee993912d3f71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1884d4ecf06ca87b61a389bb1ad3f10a3b258f530733420c526ee993912d3f71", kill_on_drop: false }`
[INFO] [stdout] 1884d4ecf06ca87b61a389bb1ad3f10a3b258f530733420c526ee993912d3f71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 4785529fe8153626ce12068f11fdab29de9b2d20f601c2b97c0845c3f743a51a
[INFO] running `Command { std: "docker" "start" "-a" "4785529fe8153626ce12068f11fdab29de9b2d20f601c2b97c0845c3f743a51a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustengine v1.0.60 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/rustenginelib-17acedff4e7c447f)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rustengine-fc6c83964b61537a)
[INFO] running `Command { std: "docker" "inspect" "4785529fe8153626ce12068f11fdab29de9b2d20f601c2b97c0845c3f743a51a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4785529fe8153626ce12068f11fdab29de9b2d20f601c2b97c0845c3f743a51a", kill_on_drop: false }`
[INFO] [stdout] 4785529fe8153626ce12068f11fdab29de9b2d20f601c2b97c0845c3f743a51a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 6dac63ea57b53cf5501290389f902b1ff21ee42fe90c8495042f56bcdef0f304
[INFO] running `Command { std: "docker" "start" "-a" "6dac63ea57b53cf5501290389f902b1ff21ee42fe90c8495042f56bcdef0f304", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rustenginelib-17acedff4e7c447f)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rustengine-fc6c83964b61537a)
[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] [stderr]    Doc-tests rustenginelib
[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" "6dac63ea57b53cf5501290389f902b1ff21ee42fe90c8495042f56bcdef0f304", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dac63ea57b53cf5501290389f902b1ff21ee42fe90c8495042f56bcdef0f304", kill_on_drop: false }`
[INFO] [stdout] 6dac63ea57b53cf5501290389f902b1ff21ee42fe90c8495042f56bcdef0f304