[INFO] fetching crate cxx-build 1.0.54...
[INFO] testing cxx-build-1.0.54 against 1.55.0 for beta-1.56-1
[INFO] extracting crate cxx-build 1.0.54 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate cxx-build 1.0.54 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 cxx-build 1.0.54
[INFO] finished tweaking crates.io crate cxx-build 1.0.54
[INFO] tweaked toml for crates.io crate cxx-build 1.0.54 written to /workspace/builds/worker-4/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] 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-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" "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] 01d5fba13fda0eb6cb3f42da82a7965b0d53940c62e4af9de3382e8774e47776
[INFO] running `Command { std: "docker" "start" "-a" "01d5fba13fda0eb6cb3f42da82a7965b0d53940c62e4af9de3382e8774e47776", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01d5fba13fda0eb6cb3f42da82a7965b0d53940c62e4af9de3382e8774e47776", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01d5fba13fda0eb6cb3f42da82a7965b0d53940c62e4af9de3382e8774e47776", kill_on_drop: false }`
[INFO] [stdout] 01d5fba13fda0eb6cb3f42da82a7965b0d53940c62e4af9de3382e8774e47776
[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" "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] ef47947ca8ec0c12c84a244c723fbb501e66eef498704caed583d4d88cacc827
[INFO] running `Command { std: "docker" "start" "-a" "ef47947ca8ec0c12c84a244c723fbb501e66eef498704caed583d4d88cacc827", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling scratch v1.0.0
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling cxx-build v1.0.54 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.02s
[INFO] running `Command { std: "docker" "inspect" "ef47947ca8ec0c12c84a244c723fbb501e66eef498704caed583d4d88cacc827", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef47947ca8ec0c12c84a244c723fbb501e66eef498704caed583d4d88cacc827", kill_on_drop: false }`
[INFO] [stdout] ef47947ca8ec0c12c84a244c723fbb501e66eef498704caed583d4d88cacc827
[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" "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] 121b6b1b82cd83c7b53d54bfb9b241857d05f1824259fd9142c661fd737ba729
[INFO] running `Command { std: "docker" "start" "-a" "121b6b1b82cd83c7b53d54bfb9b241857d05f1824259fd9142c661fd737ba729", kill_on_drop: false }`
[INFO] [stderr]    Compiling cxx-gen v0.7.54
[INFO] [stderr]    Compiling cxx-build v1.0.54 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.75s
[INFO] running `Command { std: "docker" "inspect" "121b6b1b82cd83c7b53d54bfb9b241857d05f1824259fd9142c661fd737ba729", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "121b6b1b82cd83c7b53d54bfb9b241857d05f1824259fd9142c661fd737ba729", kill_on_drop: false }`
[INFO] [stdout] 121b6b1b82cd83c7b53d54bfb9b241857d05f1824259fd9142c661fd737ba729
[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" "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] ffeca314474197f31b5a0460c9afd0fe6ba8f57ebddf0ffd4045f7e773847a97
[INFO] running `Command { std: "docker" "start" "-a" "ffeca314474197f31b5a0460c9afd0fe6ba8f57ebddf0ffd4045f7e773847a97", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cxx_build-f6649521938a7168)
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests cxx-build
[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; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/cfg.rs - cfg::CFG (line 50) - compile ... ok
[INFO] [stdout] test src/cfg.rs - cfg::CFG (line 125) - compile ... ok
[INFO] [stdout] test src/cfg.rs - cfg::CFG (line 190) - compile ... ok
[INFO] [stdout] test src/lib.rs - bridges (line 122) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 13) - compile ... ok
[INFO] [stdout] test src/cfg.rs - cfg::CFG (line 102) - compile ... ok
[INFO] [stdout] test src/cfg.rs - cfg::CFG (line 224) - compile ... 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; finished in 1.52s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ffeca314474197f31b5a0460c9afd0fe6ba8f57ebddf0ffd4045f7e773847a97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffeca314474197f31b5a0460c9afd0fe6ba8f57ebddf0ffd4045f7e773847a97", kill_on_drop: false }`
[INFO] [stdout] ffeca314474197f31b5a0460c9afd0fe6ba8f57ebddf0ffd4045f7e773847a97