[INFO] fetching crate dangerous_option 0.2.0...
[INFO] testing dangerous_option-0.2.0 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate dangerous_option 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate dangerous_option 0.2.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dangerous_option 0.2.0
[INFO] finished tweaking crates.io crate dangerous_option 0.2.0
[INFO] tweaked toml for crates.io crate dangerous_option 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f730ea911b455fa8dbe5e5180137c9e454e21c521f8a516dcdfb4f1b1a8547c
[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" "0f730ea911b455fa8dbe5e5180137c9e454e21c521f8a516dcdfb4f1b1a8547c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f730ea911b455fa8dbe5e5180137c9e454e21c521f8a516dcdfb4f1b1a8547c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f730ea911b455fa8dbe5e5180137c9e454e21c521f8a516dcdfb4f1b1a8547c", kill_on_drop: false }`
[INFO] [stdout] 0f730ea911b455fa8dbe5e5180137c9e454e21c521f8a516dcdfb4f1b1a8547c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d10c0d4dc62c14ac3af238e01a018c193df7ef08719b6d4dd3527a3e3b8ce422
[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" "d10c0d4dc62c14ac3af238e01a018c193df7ef08719b6d4dd3527a3e3b8ce422", kill_on_drop: false }`
[INFO] [stderr]    Compiling dangerous_option v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "d10c0d4dc62c14ac3af238e01a018c193df7ef08719b6d4dd3527a3e3b8ce422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d10c0d4dc62c14ac3af238e01a018c193df7ef08719b6d4dd3527a3e3b8ce422", kill_on_drop: false }`
[INFO] [stdout] d10c0d4dc62c14ac3af238e01a018c193df7ef08719b6d4dd3527a3e3b8ce422
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2356f855e1336b9a8907112a92875842a6a258ae9d8670562c981f47a24b96e
[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" "d2356f855e1336b9a8907112a92875842a6a258ae9d8670562c981f47a24b96e", kill_on_drop: false }`
[INFO] [stderr]    Compiling dangerous_option v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "d2356f855e1336b9a8907112a92875842a6a258ae9d8670562c981f47a24b96e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2356f855e1336b9a8907112a92875842a6a258ae9d8670562c981f47a24b96e", kill_on_drop: false }`
[INFO] [stdout] d2356f855e1336b9a8907112a92875842a6a258ae9d8670562c981f47a24b96e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c9902ccae934fd35e52a93a3ca1785a57c9f12f8fa7ca454ce61c505ca4a5c20
[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" "c9902ccae934fd35e52a93a3ca1785a57c9f12f8fa7ca454ce61c505ca4a5c20", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dangerous_option-c39ecff0ee79b35c
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::success ... ok
[INFO] [stdout] test tests::panic2 ... ok
[INFO] [stdout] test tests::panic3 ... ok
[INFO] [stdout] test tests::panic1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dangerous_option
[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" "c9902ccae934fd35e52a93a3ca1785a57c9f12f8fa7ca454ce61c505ca4a5c20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9902ccae934fd35e52a93a3ca1785a57c9f12f8fa7ca454ce61c505ca4a5c20", kill_on_drop: false }`
[INFO] [stdout] c9902ccae934fd35e52a93a3ca1785a57c9f12f8fa7ca454ce61c505ca4a5c20
