[INFO] cloning repository https://github.com/helixbass/test-build-script-cpp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/helixbass/test-build-script-cpp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhelixbass%2Ftest-build-script-cpp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhelixbass%2Ftest-build-script-cpp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8e4306f6bab89f3445bd7064dbaaee0c877b16b3
[INFO] building helixbass/test-build-script-cpp against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhelixbass%2Ftest-build-script-cpp" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/helixbass/test-build-script-cpp on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/helixbass/test-build-script-cpp
[INFO] finished tweaking git repo https://github.com/helixbass/test-build-script-cpp
[INFO] tweaked toml for git repo https://github.com/helixbass/test-build-script-cpp written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/helixbass/test-build-script-cpp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2741b3b7d6c4c0acdd6250b143922892b0ab4e2de821c8a570b226f0549d47f
[INFO] running `Command { std: "docker" "start" "-a" "e2741b3b7d6c4c0acdd6250b143922892b0ab4e2de821c8a570b226f0549d47f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2741b3b7d6c4c0acdd6250b143922892b0ab4e2de821c8a570b226f0549d47f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2741b3b7d6c4c0acdd6250b143922892b0ab4e2de821c8a570b226f0549d47f", kill_on_drop: false }`
[INFO] [stdout] e2741b3b7d6c4c0acdd6250b143922892b0ab4e2de821c8a570b226f0549d47f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd192d480b420f3ad5dbc241e45226c947adbce7517f5edfb492eca9fadee5e6
[INFO] running `Command { std: "docker" "start" "-a" "cd192d480b420f3ad5dbc241e45226c947adbce7517f5edfb492eca9fadee5e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling cc v1.0.84
[INFO] [stderr]    Compiling test-build-script-cpp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: test-build-script-cpp@0.1.0: src/scanner.cc: In function 'int main()':
[INFO] [stderr] warning: test-build-script-cpp@0.1.0: src/scanner.cc:6:9: warning: 'str' is used uninitialized [-Wuninitialized]
[INFO] [stderr] warning: test-build-script-cpp@0.1.0:     6 |   strcat(str,"whee");
[INFO] [stderr] warning: test-build-script-cpp@0.1.0:       |   ~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: test-build-script-cpp@0.1.0: <built-in>: note: by argument 1 of type 'const char*' to 'long unsigned int __builtin_strlen(const char*)' declared here
[INFO] [stderr] warning: test-build-script-cpp@0.1.0: src/scanner.cc:5:8: note: 'str' declared here
[INFO] [stderr] warning: test-build-script-cpp@0.1.0:     5 |   char str[80];
[INFO] [stderr] warning: test-build-script-cpp@0.1.0:       |        ^~~
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.39s
[INFO] running `Command { std: "docker" "inspect" "cd192d480b420f3ad5dbc241e45226c947adbce7517f5edfb492eca9fadee5e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd192d480b420f3ad5dbc241e45226c947adbce7517f5edfb492eca9fadee5e6", kill_on_drop: false }`
[INFO] [stdout] cd192d480b420f3ad5dbc241e45226c947adbce7517f5edfb492eca9fadee5e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a990f59ceb3b407b6521617884103b6251a7f8fc94ed1a4e0dc4e5b599abb6a
[INFO] running `Command { std: "docker" "start" "-a" "3a990f59ceb3b407b6521617884103b6251a7f8fc94ed1a4e0dc4e5b599abb6a", kill_on_drop: false }`
[INFO] [stderr] warning: test-build-script-cpp@0.1.0: src/scanner.cc: In function 'int main()':
[INFO] [stderr] warning: test-build-script-cpp@0.1.0: src/scanner.cc:6:9: warning: 'str' is used uninitialized [-Wuninitialized]
[INFO] [stderr] warning: test-build-script-cpp@0.1.0:     6 |   strcat(str,"whee");
[INFO] [stderr] warning: test-build-script-cpp@0.1.0:       |   ~~~~~~^~~~~~~~~~~~
[INFO] [stderr] warning: test-build-script-cpp@0.1.0: <built-in>: note: by argument 1 of type 'const char*' to 'long unsigned int __builtin_strlen(const char*)' declared here
[INFO] [stderr] warning: test-build-script-cpp@0.1.0: src/scanner.cc:5:8: note: 'str' declared here
[INFO] [stderr] warning: test-build-script-cpp@0.1.0:     5 |   char str[80];
[INFO] [stderr] warning: test-build-script-cpp@0.1.0:       |        ^~~
[INFO] [stderr]    Compiling test-build-script-cpp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "3a990f59ceb3b407b6521617884103b6251a7f8fc94ed1a4e0dc4e5b599abb6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a990f59ceb3b407b6521617884103b6251a7f8fc94ed1a4e0dc4e5b599abb6a", kill_on_drop: false }`
[INFO] [stdout] 3a990f59ceb3b407b6521617884103b6251a7f8fc94ed1a4e0dc4e5b599abb6a