[INFO] cloning repository https://github.com/ProPrak01/cxx-rust-fibonacci
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ProPrak01/cxx-rust-fibonacci" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FProPrak01%2Fcxx-rust-fibonacci", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FProPrak01%2Fcxx-rust-fibonacci'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e66e363f1d7940afdcff022c89dc04ac01bdf33a
[INFO] checking ProPrak01/cxx-rust-fibonacci against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FProPrak01%2Fcxx-rust-fibonacci" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ProPrak01/cxx-rust-fibonacci on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ProPrak01/cxx-rust-fibonacci
[INFO] finished tweaking git repo https://github.com/ProPrak01/cxx-rust-fibonacci
[INFO] tweaked toml for git repo https://github.com/ProPrak01/cxx-rust-fibonacci written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ProPrak01/cxx-rust-fibonacci 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.119
[INFO] [stderr]   Downloaded cxx-build v1.0.119
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.119
[INFO] [stderr]   Downloaded cxx v1.0.119
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b02474cfb9d6b01f2b3c1dfcde39c1996f2240eefacd59dd5aaa17d8c17f5231
[INFO] running `Command { std: "docker" "start" "-a" "b02474cfb9d6b01f2b3c1dfcde39c1996f2240eefacd59dd5aaa17d8c17f5231", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b02474cfb9d6b01f2b3c1dfcde39c1996f2240eefacd59dd5aaa17d8c17f5231", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b02474cfb9d6b01f2b3c1dfcde39c1996f2240eefacd59dd5aaa17d8c17f5231", kill_on_drop: false }`
[INFO] [stdout] b02474cfb9d6b01f2b3c1dfcde39c1996f2240eefacd59dd5aaa17d8c17f5231
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6dfe3fd84cb505a11ca4c7c58677e9e4aed1837637e07742e464851b5b02b4fa
[INFO] running `Command { std: "docker" "start" "-a" "6dfe3fd84cb505a11ca4c7c58677e9e4aed1837637e07742e464851b5b02b4fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling scratch v1.0.7
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling cxxbridge-flags v1.0.119
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]    Compiling link-cplusplus v1.0.9
[INFO] [stderr]    Compiling cxx v1.0.119
[INFO] [stderr]    Compiling cxx-build v1.0.119
[INFO] [stderr]    Compiling cxxbridge-macro v1.0.119
[INFO] [stderr]    Compiling cxx-fibonacci v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: cxx-fibonacci@0.1.0: Compiler version doesn't include clang or GCC: "c++" "--version"
[INFO] [stderr] warning: cxx-fibonacci@0.1.0: Compiler version doesn't include clang or GCC: "c++" "--version"
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.85s
[INFO] running `Command { std: "docker" "inspect" "6dfe3fd84cb505a11ca4c7c58677e9e4aed1837637e07742e464851b5b02b4fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dfe3fd84cb505a11ca4c7c58677e9e4aed1837637e07742e464851b5b02b4fa", kill_on_drop: false }`
[INFO] [stdout] 6dfe3fd84cb505a11ca4c7c58677e9e4aed1837637e07742e464851b5b02b4fa
[INFO] checking ProPrak01/cxx-rust-fibonacci against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FProPrak01%2Fcxx-rust-fibonacci" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ProPrak01/cxx-rust-fibonacci on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ProPrak01/cxx-rust-fibonacci
[INFO] finished tweaking git repo https://github.com/ProPrak01/cxx-rust-fibonacci
[INFO] tweaked toml for git repo https://github.com/ProPrak01/cxx-rust-fibonacci written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ProPrak01/cxx-rust-fibonacci 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a72925a08782452237290b099d516f809bdce98caa0d3bdc1e5649cff279f96f
[INFO] running `Command { std: "docker" "start" "-a" "a72925a08782452237290b099d516f809bdce98caa0d3bdc1e5649cff279f96f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a72925a08782452237290b099d516f809bdce98caa0d3bdc1e5649cff279f96f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a72925a08782452237290b099d516f809bdce98caa0d3bdc1e5649cff279f96f", kill_on_drop: false }`
[INFO] [stdout] a72925a08782452237290b099d516f809bdce98caa0d3bdc1e5649cff279f96f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fff18a2bad4a8f6104ce050dc68009687707a78360dda5c0a9c78eb971cd6472
[INFO] running `Command { std: "docker" "start" "-a" "fff18a2bad4a8f6104ce050dc68009687707a78360dda5c0a9c78eb971cd6472", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling scratch v1.0.7
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling cxxbridge-flags v1.0.119
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]    Compiling link-cplusplus v1.0.9
[INFO] [stderr]    Compiling cxx v1.0.119
[INFO] [stderr]    Compiling cxx-build v1.0.119
[INFO] [stderr]    Compiling cxxbridge-macro v1.0.119
[INFO] [stderr]    Compiling cxx-fibonacci v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: cxx-fibonacci@0.1.0: Compiler version doesn't include clang or GCC: "c++" "--version"
[INFO] [stderr] warning: cxx-fibonacci@0.1.0: Compiler version doesn't include clang or GCC: "c++" "--version"
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.85s
[INFO] running `Command { std: "docker" "inspect" "fff18a2bad4a8f6104ce050dc68009687707a78360dda5c0a9c78eb971cd6472", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fff18a2bad4a8f6104ce050dc68009687707a78360dda5c0a9c78eb971cd6472", kill_on_drop: false }`
[INFO] [stdout] fff18a2bad4a8f6104ce050dc68009687707a78360dda5c0a9c78eb971cd6472