[INFO] cloning repository https://github.com/sifyfy/lb2d
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sifyfy/lb2d" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsifyfy%2Flb2d", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsifyfy%2Flb2d'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5b96b67c61c448b2069f28a939ea970b89e6dfd4
[INFO] checking sifyfy/lb2d against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsifyfy%2Flb2d" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sifyfy/lb2d 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/sifyfy/lb2d
[INFO] finished tweaking git repo https://github.com/sifyfy/lb2d
[INFO] tweaked toml for git repo https://github.com/sifyfy/lb2d written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/sifyfy/lb2d 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde v1.0.185
[INFO] [stderr]   Downloaded iptables v0.5.0
[INFO] [stderr]   Downloaded serde_derive v1.0.185
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] bcc3598ab67b714c14518b58500a10ccea4d0f2c58760e126c2d6c0e5b246a8e
[INFO] running `Command { std: "docker" "start" "-a" "bcc3598ab67b714c14518b58500a10ccea4d0f2c58760e126c2d6c0e5b246a8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bcc3598ab67b714c14518b58500a10ccea4d0f2c58760e126c2d6c0e5b246a8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcc3598ab67b714c14518b58500a10ccea4d0f2c58760e126c2d6c0e5b246a8e", kill_on_drop: false }`
[INFO] [stdout] bcc3598ab67b714c14518b58500a10ccea4d0f2c58760e126c2d6c0e5b246a8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 14f90c143b16e0c0bca1f9b6a22be783f72f99c926a01a2be8b9731bc3b71770
[INFO] running `Command { std: "docker" "start" "-a" "14f90c143b16e0c0bca1f9b6a22be783f72f99c926a01a2be8b9731bc3b71770", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]     Checking regex-syntax v0.7.4
[INFO] [stderr]    Compiling rustix v0.38.8
[INFO] [stderr]     Checking gimli v0.27.3
[INFO] [stderr]     Checking linux-raw-sys v0.4.5
[INFO] [stderr]    Compiling serde v1.0.185
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]    Compiling serde_json v1.0.105
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]     Checking aho-corasick v1.0.4
[INFO] [stderr]     Checking object v0.31.1
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]    Compiling backtrace v0.3.68
[INFO] [stderr]     Checking regex-automata v0.3.6
[INFO] [stderr]     Checking nix v0.23.2
[INFO] [stderr]     Checking addr2line v0.20.0
[INFO] [stderr]    Compiling serde_derive v1.0.185
[INFO] [stderr]     Checking regex v1.9.3
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]     Checking iptables v0.5.0
[INFO] [stderr]     Checking lb2d v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.88s
[INFO] running `Command { std: "docker" "inspect" "14f90c143b16e0c0bca1f9b6a22be783f72f99c926a01a2be8b9731bc3b71770", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14f90c143b16e0c0bca1f9b6a22be783f72f99c926a01a2be8b9731bc3b71770", kill_on_drop: false }`
[INFO] [stdout] 14f90c143b16e0c0bca1f9b6a22be783f72f99c926a01a2be8b9731bc3b71770
[INFO] checking sifyfy/lb2d against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsifyfy%2Flb2d" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sifyfy/lb2d 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/sifyfy/lb2d
[INFO] finished tweaking git repo https://github.com/sifyfy/lb2d
[INFO] tweaked toml for git repo https://github.com/sifyfy/lb2d written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/sifyfy/lb2d 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] aa7b8603ad8cc5bc6e343bed5b0a771c4ad2e6a7c8071c955a268edc30b74075
[INFO] running `Command { std: "docker" "start" "-a" "aa7b8603ad8cc5bc6e343bed5b0a771c4ad2e6a7c8071c955a268edc30b74075", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa7b8603ad8cc5bc6e343bed5b0a771c4ad2e6a7c8071c955a268edc30b74075", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa7b8603ad8cc5bc6e343bed5b0a771c4ad2e6a7c8071c955a268edc30b74075", kill_on_drop: false }`
[INFO] [stdout] aa7b8603ad8cc5bc6e343bed5b0a771c4ad2e6a7c8071c955a268edc30b74075
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 4c41ab8a1c70d111e5ff518aa806dcd131cf9cd5d081d754c766dc3ec378c614
[INFO] running `Command { std: "docker" "start" "-a" "4c41ab8a1c70d111e5ff518aa806dcd131cf9cd5d081d754c766dc3ec378c614", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]     Checking regex-syntax v0.7.4
[INFO] [stderr]    Compiling rustix v0.38.8
[INFO] [stderr]     Checking gimli v0.27.3
[INFO] [stderr]     Checking linux-raw-sys v0.4.5
[INFO] [stderr]    Compiling serde v1.0.185
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]    Compiling serde_json v1.0.105
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking aho-corasick v1.0.4
[INFO] [stderr]     Checking object v0.31.1
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]    Compiling backtrace v0.3.68
[INFO] [stderr]     Checking nix v0.23.2
[INFO] [stderr]     Checking addr2line v0.20.0
[INFO] [stderr]     Checking regex-automata v0.3.6
[INFO] [stderr]    Compiling serde_derive v1.0.185
[INFO] [stderr]     Checking regex v1.9.3
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]     Checking iptables v0.5.0
[INFO] [stderr]     Checking lb2d v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.70s
[INFO] running `Command { std: "docker" "inspect" "4c41ab8a1c70d111e5ff518aa806dcd131cf9cd5d081d754c766dc3ec378c614", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c41ab8a1c70d111e5ff518aa806dcd131cf9cd5d081d754c766dc3ec378c614", kill_on_drop: false }`
[INFO] [stdout] 4c41ab8a1c70d111e5ff518aa806dcd131cf9cd5d081d754c766dc3ec378c614