[INFO] fetching crate oasis-core 0.0.0...
[INFO] testing oasis-core-0.0.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate oasis-core 0.0.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate oasis-core 0.0.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate oasis-core 0.0.0
[INFO] finished tweaking crates.io crate oasis-core 0.0.0
[INFO] tweaked toml for crates.io crate oasis-core 0.0.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", 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] 48d4f01d57cd5000a659f6162f9bd8afa74e6bd32cf8bfbc323ce56ba3dbc270
[INFO] running `Command { std: "docker" "start" "-a" "48d4f01d57cd5000a659f6162f9bd8afa74e6bd32cf8bfbc323ce56ba3dbc270", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48d4f01d57cd5000a659f6162f9bd8afa74e6bd32cf8bfbc323ce56ba3dbc270", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48d4f01d57cd5000a659f6162f9bd8afa74e6bd32cf8bfbc323ce56ba3dbc270", kill_on_drop: false }`
[INFO] [stdout] 48d4f01d57cd5000a659f6162f9bd8afa74e6bd32cf8bfbc323ce56ba3dbc270
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] b6eb6e18c05bae1f3604a3fd9d2a104f0f1891847643082f4fe9b82c10482e7f
[INFO] running `Command { std: "docker" "start" "-a" "b6eb6e18c05bae1f3604a3fd9d2a104f0f1891847643082f4fe9b82c10482e7f", kill_on_drop: false }`
[INFO] [stderr]    Compiling oasis-core v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "b6eb6e18c05bae1f3604a3fd9d2a104f0f1891847643082f4fe9b82c10482e7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6eb6e18c05bae1f3604a3fd9d2a104f0f1891847643082f4fe9b82c10482e7f", kill_on_drop: false }`
[INFO] [stdout] b6eb6e18c05bae1f3604a3fd9d2a104f0f1891847643082f4fe9b82c10482e7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ab98c9cac1d6b894a96d873e496de5ee97a4f3da6f4f6da51eae879ddedb193
[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" "8ab98c9cac1d6b894a96d873e496de5ee97a4f3da6f4f6da51eae879ddedb193", kill_on_drop: false }`
[INFO] [stderr]    Compiling oasis-core v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "8ab98c9cac1d6b894a96d873e496de5ee97a4f3da6f4f6da51eae879ddedb193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ab98c9cac1d6b894a96d873e496de5ee97a4f3da6f4f6da51eae879ddedb193", kill_on_drop: false }`
[INFO] [stdout] 8ab98c9cac1d6b894a96d873e496de5ee97a4f3da6f4f6da51eae879ddedb193
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 0d56f744deb67c7b3af6792c1399eb4616b0239c02de876f75aa60464dc3b62a
[INFO] running `Command { std: "docker" "start" "-a" "0d56f744deb67c7b3af6792c1399eb4616b0239c02de876f75aa60464dc3b62a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/oasis_core-373f01879dd40c80
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests oasis-core
[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] [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" "0d56f744deb67c7b3af6792c1399eb4616b0239c02de876f75aa60464dc3b62a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d56f744deb67c7b3af6792c1399eb4616b0239c02de876f75aa60464dc3b62a", kill_on_drop: false }`
[INFO] [stdout] 0d56f744deb67c7b3af6792c1399eb4616b0239c02de876f75aa60464dc3b62a