[INFO] crate opter 0.2.0 is already in cache
[INFO] testing opter-0.2.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate opter 0.2.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate opter 0.2.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate opter 0.2.0
[INFO] finished tweaking crates.io crate opter 0.2.0
[INFO] tweaked toml for crates.io crate opter 0.2.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed34f7b628878c4bb4e869714f091c7ab1a1e04f364b9a16f05fd8418d58281f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ed34f7b628878c4bb4e869714f091c7ab1a1e04f364b9a16f05fd8418d58281f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed34f7b628878c4bb4e869714f091c7ab1a1e04f364b9a16f05fd8418d58281f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed34f7b628878c4bb4e869714f091c7ab1a1e04f364b9a16f05fd8418d58281f", kill_on_drop: false }`
[INFO] [stdout] ed34f7b628878c4bb4e869714f091c7ab1a1e04f364b9a16f05fd8418d58281f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 523bdcd7f42cde9e4a75f343cc5eeabca4c684a6de7b0b9661ce412249902ca1
[INFO] running `Command { std: "docker" "start" "-a" "523bdcd7f42cde9e4a75f343cc5eeabca4c684a6de7b0b9661ce412249902ca1", kill_on_drop: false }`
[INFO] [stderr]    Compiling opter v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "523bdcd7f42cde9e4a75f343cc5eeabca4c684a6de7b0b9661ce412249902ca1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "523bdcd7f42cde9e4a75f343cc5eeabca4c684a6de7b0b9661ce412249902ca1", kill_on_drop: false }`
[INFO] [stdout] 523bdcd7f42cde9e4a75f343cc5eeabca4c684a6de7b0b9661ce412249902ca1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48b0fe1d7b0055c1646d91c660a30266b40c4853c668604d099e6153adc2de55
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "48b0fe1d7b0055c1646d91c660a30266b40c4853c668604d099e6153adc2de55", kill_on_drop: false }`
[INFO] [stderr]    Compiling opter v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `Command { std: "docker" "inspect" "48b0fe1d7b0055c1646d91c660a30266b40c4853c668604d099e6153adc2de55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48b0fe1d7b0055c1646d91c660a30266b40c4853c668604d099e6153adc2de55", kill_on_drop: false }`
[INFO] [stdout] 48b0fe1d7b0055c1646d91c660a30266b40c4853c668604d099e6153adc2de55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 118d0b56f4a52f8d5fe711cadb726f0d9520262ce8d7555a9c5cf7a0e6e9be97
[INFO] running `Command { std: "docker" "start" "-a" "118d0b56f4a52f8d5fe711cadb726f0d9520262ce8d7555a9c5cf7a0e6e9be97", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/opter-34576f2e907118d7
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::trailing_flag ... ok
[INFO] [stdout] test tests::full ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests opter
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "118d0b56f4a52f8d5fe711cadb726f0d9520262ce8d7555a9c5cf7a0e6e9be97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "118d0b56f4a52f8d5fe711cadb726f0d9520262ce8d7555a9c5cf7a0e6e9be97", kill_on_drop: false }`
[INFO] [stdout] 118d0b56f4a52f8d5fe711cadb726f0d9520262ce8d7555a9c5cf7a0e6e9be97