[INFO] fetching crate rudra 0.0.0-placeholder...
[INFO] testing rudra-0.0.0-placeholder against 1.55.0 for beta-1.56-1
[INFO] extracting crate rudra 0.0.0-placeholder into /workspace/builds/worker-68/source
[INFO] validating manifest of crates.io crate rudra 0.0.0-placeholder 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 rudra 0.0.0-placeholder
[INFO] finished tweaking crates.io crate rudra 0.0.0-placeholder
[INFO] tweaked toml for crates.io crate rudra 0.0.0-placeholder written to /workspace/builds/worker-68/source/Cargo.toml
[INFO] crate crates.io crate rudra 0.0.0-placeholder already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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] 4c912c8e83311cfd085e4f6768b2f6e40dd58c36fb4056ed41d8a42698694569
[INFO] running `Command { std: "docker" "start" "-a" "4c912c8e83311cfd085e4f6768b2f6e40dd58c36fb4056ed41d8a42698694569", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c912c8e83311cfd085e4f6768b2f6e40dd58c36fb4056ed41d8a42698694569", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c912c8e83311cfd085e4f6768b2f6e40dd58c36fb4056ed41d8a42698694569", kill_on_drop: false }`
[INFO] [stdout] 4c912c8e83311cfd085e4f6768b2f6e40dd58c36fb4056ed41d8a42698694569
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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] a8d2e5169c1a8e038a0b3806077c5d0b427a92e0304308dad84333648082e657
[INFO] running `Command { std: "docker" "start" "-a" "a8d2e5169c1a8e038a0b3806077c5d0b427a92e0304308dad84333648082e657", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rudra v0.0.0-placeholder (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "a8d2e5169c1a8e038a0b3806077c5d0b427a92e0304308dad84333648082e657", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8d2e5169c1a8e038a0b3806077c5d0b427a92e0304308dad84333648082e657", kill_on_drop: false }`
[INFO] [stdout] a8d2e5169c1a8e038a0b3806077c5d0b427a92e0304308dad84333648082e657
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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] fcdceb9bbf5f1bbb63e47e1096790b34cde254e54eb02789d66bf2a33e7eaaf9
[INFO] running `Command { std: "docker" "start" "-a" "fcdceb9bbf5f1bbb63e47e1096790b34cde254e54eb02789d66bf2a33e7eaaf9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rudra v0.0.0-placeholder (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.66s
[INFO] running `Command { std: "docker" "inspect" "fcdceb9bbf5f1bbb63e47e1096790b34cde254e54eb02789d66bf2a33e7eaaf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcdceb9bbf5f1bbb63e47e1096790b34cde254e54eb02789d66bf2a33e7eaaf9", kill_on_drop: false }`
[INFO] [stdout] fcdceb9bbf5f1bbb63e47e1096790b34cde254e54eb02789d66bf2a33e7eaaf9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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] faa3289ed9f9f5a76b9b0a8f3ed5fdbef4601d8432a4ac69e9944baad8acc384
[INFO] running `Command { std: "docker" "start" "-a" "faa3289ed9f9f5a76b9b0a8f3ed5fdbef4601d8432a4ac69e9944baad8acc384", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rudra-fa57b8ee446eabef)
[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" "faa3289ed9f9f5a76b9b0a8f3ed5fdbef4601d8432a4ac69e9944baad8acc384", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faa3289ed9f9f5a76b9b0a8f3ed5fdbef4601d8432a4ac69e9944baad8acc384", kill_on_drop: false }`
[INFO] [stdout] faa3289ed9f9f5a76b9b0a8f3ed5fdbef4601d8432a4ac69e9944baad8acc384