[INFO] cloning repository https://github.com/rust-cxx/cargo-cxx
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rust-cxx/cargo-cxx" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-cxx%2Fcargo-cxx", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-cxx%2Fcargo-cxx'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 624dd571e7b9a7cc89679ca11994e17cd0d7221e
[INFO] testing rust-cxx/cargo-cxx against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-cxx%2Fcargo-cxx" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rust-cxx/cargo-cxx 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 git repo https://github.com/rust-cxx/cargo-cxx
[INFO] finished tweaking git repo https://github.com/rust-cxx/cargo-cxx
[INFO] tweaked toml for git repo https://github.com/rust-cxx/cargo-cxx written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/rust-cxx/cargo-cxx 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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 73e31553652dcf1ec867fd8ac1229a10983ccca00abeb6b47d66418ab8d260d8
[INFO] running `Command { std: "docker" "start" "-a" "73e31553652dcf1ec867fd8ac1229a10983ccca00abeb6b47d66418ab8d260d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73e31553652dcf1ec867fd8ac1229a10983ccca00abeb6b47d66418ab8d260d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73e31553652dcf1ec867fd8ac1229a10983ccca00abeb6b47d66418ab8d260d8", kill_on_drop: false }`
[INFO] [stdout] 73e31553652dcf1ec867fd8ac1229a10983ccca00abeb6b47d66418ab8d260d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 583c07e2589255489c5f7f12665facb068a8c50792bb1b30b69134fa672cb6db
[INFO] running `Command { std: "docker" "start" "-a" "583c07e2589255489c5f7f12665facb068a8c50792bb1b30b69134fa672cb6db", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cc v1.0.26
[INFO] [stderr]    Compiling argparse v0.2.2
[INFO] [stderr]    Compiling cmake v0.1.35
[INFO] [stderr]    Compiling cargo-cxx v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.47s
[INFO] running `Command { std: "docker" "inspect" "583c07e2589255489c5f7f12665facb068a8c50792bb1b30b69134fa672cb6db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "583c07e2589255489c5f7f12665facb068a8c50792bb1b30b69134fa672cb6db", kill_on_drop: false }`
[INFO] [stdout] 583c07e2589255489c5f7f12665facb068a8c50792bb1b30b69134fa672cb6db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] cda912ea2ea59348d8be7f105cdc656d3f8f9eb0cefe3d3f7da0cf0d081789ca
[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" "cda912ea2ea59348d8be7f105cdc656d3f8f9eb0cefe3d3f7da0cf0d081789ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-cxx v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "cda912ea2ea59348d8be7f105cdc656d3f8f9eb0cefe3d3f7da0cf0d081789ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cda912ea2ea59348d8be7f105cdc656d3f8f9eb0cefe3d3f7da0cf0d081789ca", kill_on_drop: false }`
[INFO] [stdout] cda912ea2ea59348d8be7f105cdc656d3f8f9eb0cefe3d3f7da0cf0d081789ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] a3e59efba7088f92657b3eebbf3b595199898607c5ad73c5c9d56d8fdfd2aeca
[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" "a3e59efba7088f92657b3eebbf3b595199898607c5ad73c5c9d56d8fdfd2aeca", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cxx-d395cde25f4899c8)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cargo_cxx-4997b3447cc1824b)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cxx
[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" "a3e59efba7088f92657b3eebbf3b595199898607c5ad73c5c9d56d8fdfd2aeca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3e59efba7088f92657b3eebbf3b595199898607c5ad73c5c9d56d8fdfd2aeca", kill_on_drop: false }`
[INFO] [stdout] a3e59efba7088f92657b3eebbf3b595199898607c5ad73c5c9d56d8fdfd2aeca