[INFO] fetching crate num-rug-adapter 0.1.4...
[INFO] testing num-rug-adapter-0.1.4 against 1.49.0 for beta-1.50-1
[INFO] extracting crate num-rug-adapter 0.1.4 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate num-rug-adapter 0.1.4 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate num-rug-adapter 0.1.4
[INFO] finished tweaking crates.io crate num-rug-adapter 0.1.4
[INFO] tweaked toml for crates.io crate num-rug-adapter 0.1.4 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d2083ee6a7fd9158334f9421474f78c48cc48183267598c6811ad8e6462b47b0
[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" "d2083ee6a7fd9158334f9421474f78c48cc48183267598c6811ad8e6462b47b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2083ee6a7fd9158334f9421474f78c48cc48183267598c6811ad8e6462b47b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2083ee6a7fd9158334f9421474f78c48cc48183267598c6811ad8e6462b47b0", kill_on_drop: false }`
[INFO] [stdout] d2083ee6a7fd9158334f9421474f78c48cc48183267598c6811ad8e6462b47b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3da1b69038bd52068185eccfa505cefb639583b28da3aaeb9dc7073e5e427e32
[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" "3da1b69038bd52068185eccfa505cefb639583b28da3aaeb9dc7073e5e427e32", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-rug-adapter v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.46s
[INFO] running `Command { std: "docker" "inspect" "3da1b69038bd52068185eccfa505cefb639583b28da3aaeb9dc7073e5e427e32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3da1b69038bd52068185eccfa505cefb639583b28da3aaeb9dc7073e5e427e32", kill_on_drop: false }`
[INFO] [stdout] 3da1b69038bd52068185eccfa505cefb639583b28da3aaeb9dc7073e5e427e32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.49.0" "test" "--frozen" "--no-run" "--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] 23db2fd69b0f56f5a5dc8b54d843f7e3534d168780a2064d4fbc12aa395bc0b7
[INFO] running `Command { std: "docker" "start" "-a" "23db2fd69b0f56f5a5dc8b54d843f7e3534d168780a2064d4fbc12aa395bc0b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-rug-adapter v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "23db2fd69b0f56f5a5dc8b54d843f7e3534d168780a2064d4fbc12aa395bc0b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23db2fd69b0f56f5a5dc8b54d843f7e3534d168780a2064d4fbc12aa395bc0b7", kill_on_drop: false }`
[INFO] [stdout] 23db2fd69b0f56f5a5dc8b54d843f7e3534d168780a2064d4fbc12aa395bc0b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 301cf5aa0c09a89e2e70a4d80b42bc39eb46f2800fd663bf1784416dc68b99ce
[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" "301cf5aa0c09a89e2e70a4d80b42bc39eb46f2800fd663bf1784416dc68b99ce", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/num_rug_adapter-ce45ef311a1da4b9
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::bits ... ok
[INFO] [stdout] test tests::neg_integer ... ok
[INFO] [stdout] test tests::neg_rational ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests num-rug-adapter
[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" "301cf5aa0c09a89e2e70a4d80b42bc39eb46f2800fd663bf1784416dc68b99ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "301cf5aa0c09a89e2e70a4d80b42bc39eb46f2800fd663bf1784416dc68b99ce", kill_on_drop: false }`
[INFO] [stdout] 301cf5aa0c09a89e2e70a4d80b42bc39eb46f2800fd663bf1784416dc68b99ce