[INFO] fetching crate num-rug-adapter 0.1.5...
[INFO] testing num-rug-adapter-0.1.5 against 1.55.0 for beta-1.56-1
[INFO] extracting crate num-rug-adapter 0.1.5 into /workspace/builds/worker-84/source
[INFO] validating manifest of crates.io crate num-rug-adapter 0.1.5 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate num-rug-adapter 0.1.5
[INFO] finished tweaking crates.io crate num-rug-adapter 0.1.5
[INFO] tweaked toml for crates.io crate num-rug-adapter 0.1.5 written to /workspace/builds/worker-84/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76c2c5a5f9ea04966cd3fe7885bf05eddb1088d13afd3d151d75a7cc3232f4f1
[INFO] running `Command { std: "docker" "start" "-a" "76c2c5a5f9ea04966cd3fe7885bf05eddb1088d13afd3d151d75a7cc3232f4f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76c2c5a5f9ea04966cd3fe7885bf05eddb1088d13afd3d151d75a7cc3232f4f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76c2c5a5f9ea04966cd3fe7885bf05eddb1088d13afd3d151d75a7cc3232f4f1", kill_on_drop: false }`
[INFO] [stdout] 76c2c5a5f9ea04966cd3fe7885bf05eddb1088d13afd3d151d75a7cc3232f4f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab07c1bbeb7e0515bab728ae420ac416f8f53e2f44fb2819a15f339a590c7561
[INFO] running `Command { std: "docker" "start" "-a" "ab07c1bbeb7e0515bab728ae420ac416f8f53e2f44fb2819a15f339a590c7561", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling num-traits v0.2.14
[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 v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.82s
[INFO] running `Command { std: "docker" "inspect" "ab07c1bbeb7e0515bab728ae420ac416f8f53e2f44fb2819a15f339a590c7561", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab07c1bbeb7e0515bab728ae420ac416f8f53e2f44fb2819a15f339a590c7561", kill_on_drop: false }`
[INFO] [stdout] ab07c1bbeb7e0515bab728ae420ac416f8f53e2f44fb2819a15f339a590c7561
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ad69b8ee6cc04f80e4bbea14d812bc8bacf904f3730c5869e78be8335af3e80
[INFO] running `Command { std: "docker" "start" "-a" "9ad69b8ee6cc04f80e4bbea14d812bc8bacf904f3730c5869e78be8335af3e80", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling num-rug-adapter v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.97s
[INFO] running `Command { std: "docker" "inspect" "9ad69b8ee6cc04f80e4bbea14d812bc8bacf904f3730c5869e78be8335af3e80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ad69b8ee6cc04f80e4bbea14d812bc8bacf904f3730c5869e78be8335af3e80", kill_on_drop: false }`
[INFO] [stdout] 9ad69b8ee6cc04f80e4bbea14d812bc8bacf904f3730c5869e78be8335af3e80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3c221709ca78694f61a2ab734974f0433372b7d9ac813ff51d44a65044597035
[INFO] running `Command { std: "docker" "start" "-a" "3c221709ca78694f61a2ab734974f0433372b7d9ac813ff51d44a65044597035", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.31s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/num_rug_adapter-24185afbce16e4a8)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::neg_integer ... ok
[INFO] [stdout] test tests::bits ... 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; finished in 0.00s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3c221709ca78694f61a2ab734974f0433372b7d9ac813ff51d44a65044597035", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c221709ca78694f61a2ab734974f0433372b7d9ac813ff51d44a65044597035", kill_on_drop: false }`
[INFO] [stdout] 3c221709ca78694f61a2ab734974f0433372b7d9ac813ff51d44a65044597035