[INFO] fetching crate cxx-build 1.0.25...
[INFO] testing cxx-build-1.0.25 against 1.49.0 for beta-1.50-1
[INFO] extracting crate cxx-build 1.0.25 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate cxx-build 1.0.25 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 cxx-build 1.0.25
[INFO] finished tweaking crates.io crate cxx-build 1.0.25
[INFO] tweaked toml for crates.io crate cxx-build 1.0.25 written to /workspace/builds/worker-4/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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 235c3a9ab4e6bb1a373bd3aa1e9117026715d909b983ed534668066cb6282522
[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" "235c3a9ab4e6bb1a373bd3aa1e9117026715d909b983ed534668066cb6282522", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "235c3a9ab4e6bb1a373bd3aa1e9117026715d909b983ed534668066cb6282522", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "235c3a9ab4e6bb1a373bd3aa1e9117026715d909b983ed534668066cb6282522", kill_on_drop: false }`
[INFO] [stdout] 235c3a9ab4e6bb1a373bd3aa1e9117026715d909b983ed534668066cb6282522
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 04f9237cd7399275d4fa65d8c71ffc5f1276e6f811b9a75e3f59ef4cd9deb6f7
[INFO] running `Command { std: "docker" "start" "-a" "04f9237cd7399275d4fa65d8c71ffc5f1276e6f811b9a75e3f59ef4cd9deb6f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling scratch v1.0.0
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling codespan-reporting v0.9.5
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling cxx-build v1.0.25 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.43s
[INFO] running `Command { std: "docker" "inspect" "04f9237cd7399275d4fa65d8c71ffc5f1276e6f811b9a75e3f59ef4cd9deb6f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04f9237cd7399275d4fa65d8c71ffc5f1276e6f811b9a75e3f59ef4cd9deb6f7", kill_on_drop: false }`
[INFO] [stdout] 04f9237cd7399275d4fa65d8c71ffc5f1276e6f811b9a75e3f59ef4cd9deb6f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec11c91789707f070c6accc5b9d82297193df9a60bd5b526c28e772f97c44eb0
[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" "ec11c91789707f070c6accc5b9d82297193df9a60bd5b526c28e772f97c44eb0", kill_on_drop: false }`
[INFO] [stderr]    Compiling cxx-gen v0.7.26
[INFO] [stderr]    Compiling cxx-build v1.0.25 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 14.15s
[INFO] running `Command { std: "docker" "inspect" "ec11c91789707f070c6accc5b9d82297193df9a60bd5b526c28e772f97c44eb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec11c91789707f070c6accc5b9d82297193df9a60bd5b526c28e772f97c44eb0", kill_on_drop: false }`
[INFO] [stdout] ec11c91789707f070c6accc5b9d82297193df9a60bd5b526c28e772f97c44eb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 45ac385f3089c73d983d38e6c90d7e889a789b3fb3e4768edfce82d6eee2560b
[INFO] running `Command { std: "docker" "start" "-a" "45ac385f3089c73d983d38e6c90d7e889a789b3fb3e4768edfce82d6eee2560b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cxx_build-ba996f923df2681b
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test gen::nested::tests::test_ns_entries_sort ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cxx-build
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/cfg.rs - cfg::CFG (line 102) ... ok
[INFO] [stdout] test src/cfg.rs - cfg::CFG (line 190) ... ok
[INFO] [stdout] test src/lib.rs - bridges (line 119) ... ok
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] test src/cfg.rs - cfg::CFG (line 224) ... ok
[INFO] [stdout] test src/cfg.rs - cfg::CFG (line 50) ... ok
[INFO] [stdout] test src/cfg.rs - cfg::CFG (line 125) ... ok
[INFO] [stdout] test src/cfg.rs - cfg::CFG (line 35) ... ok
[INFO] [stdout] test src/gen/mod.rs - gen::Opt (line 31) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "45ac385f3089c73d983d38e6c90d7e889a789b3fb3e4768edfce82d6eee2560b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45ac385f3089c73d983d38e6c90d7e889a789b3fb3e4768edfce82d6eee2560b", kill_on_drop: false }`
[INFO] [stdout] 45ac385f3089c73d983d38e6c90d7e889a789b3fb3e4768edfce82d6eee2560b