[INFO] cloning repository https://github.com/HenningHolmDE/pyo3-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HenningHolmDE/pyo3-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHenningHolmDE%2Fpyo3-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHenningHolmDE%2Fpyo3-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b21e61b800b70d534477a8ceb6525b83475c1897
[INFO] checking HenningHolmDE/pyo3-demo against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHenningHolmDE%2Fpyo3-demo" "/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/HenningHolmDE/pyo3-demo 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/HenningHolmDE/pyo3-demo
[INFO] finished tweaking git repo https://github.com/HenningHolmDE/pyo3-demo
[INFO] tweaked toml for git repo https://github.com/HenningHolmDE/pyo3-demo written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/HenningHolmDE/pyo3-demo 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 unindent v0.2.3
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.20.3
[INFO] [stderr]   Downloaded pyo3-ffi v0.20.3
[INFO] [stderr]   Downloaded pyo3-build-config v0.20.3
[INFO] [stderr]   Downloaded pyo3-macros v0.20.3
[INFO] [stderr]   Downloaded pyo3 v0.20.3
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4842fd147f199c6a5b4a0122967757099f7a000e40e36c0a564b098e486e6c97
[INFO] running `Command { std: "docker" "start" "-a" "4842fd147f199c6a5b4a0122967757099f7a000e40e36c0a564b098e486e6c97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4842fd147f199c6a5b4a0122967757099f7a000e40e36c0a564b098e486e6c97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4842fd147f199c6a5b4a0122967757099f7a000e40e36c0a564b098e486e6c97", kill_on_drop: false }`
[INFO] [stdout] 4842fd147f199c6a5b4a0122967757099f7a000e40e36c0a564b098e486e6c97
[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" "-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] 506f0927eb2e3ff0c960a864c34484e1e9528bfefc4d0af253b2603eae7b6a0d
[INFO] running `Command { std: "docker" "start" "-a" "506f0927eb2e3ff0c960a864c34484e1e9528bfefc4d0af253b2603eae7b6a0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.12.14
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking http v1.0.0
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]    Compiling portable-atomic v1.6.0
[INFO] [stderr]    Compiling indoc v2.0.4
[INFO] [stderr]     Checking unindent v0.2.3
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling pyo3-build-config v0.20.3
[INFO] [stderr]     Checking http-body v1.0.0
[INFO] [stderr]     Checking http-body-util v0.1.0
[INFO] [stderr]    Compiling pyo3-ffi v0.20.3
[INFO] [stderr]    Compiling pyo3 v0.20.3
[INFO] [stderr]     Checking serde_json v1.0.114
[INFO] [stderr]     Checking serde_path_to_error v0.1.15
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling pyo3-macros-backend v0.20.3
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.4
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking axum-core v0.4.3
[INFO] [stderr]     Checking pin-project v1.1.4
[INFO] [stderr]    Compiling pyo3-macros v0.20.3
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking h2 v0.4.2
[INFO] [stderr]     Checking hyper v1.2.0
[INFO] [stderr]     Checking hyper-util v0.1.3
[INFO] [stderr]     Checking axum v0.7.4
[INFO] [stderr]     Checking pyo3-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.90s
[INFO] running `Command { std: "docker" "inspect" "506f0927eb2e3ff0c960a864c34484e1e9528bfefc4d0af253b2603eae7b6a0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "506f0927eb2e3ff0c960a864c34484e1e9528bfefc4d0af253b2603eae7b6a0d", kill_on_drop: false }`
[INFO] [stdout] 506f0927eb2e3ff0c960a864c34484e1e9528bfefc4d0af253b2603eae7b6a0d
[INFO] checking HenningHolmDE/pyo3-demo against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHenningHolmDE%2Fpyo3-demo" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/HenningHolmDE/pyo3-demo on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/HenningHolmDE/pyo3-demo
[INFO] finished tweaking git repo https://github.com/HenningHolmDE/pyo3-demo
[INFO] tweaked toml for git repo https://github.com/HenningHolmDE/pyo3-demo written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/HenningHolmDE/pyo3-demo 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "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-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 209dc5f3ef77693bd80e9f2122fc9fe69d9914ac5019ff954b4143bef1f38be6
[INFO] running `Command { std: "docker" "start" "-a" "209dc5f3ef77693bd80e9f2122fc9fe69d9914ac5019ff954b4143bef1f38be6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "209dc5f3ef77693bd80e9f2122fc9fe69d9914ac5019ff954b4143bef1f38be6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "209dc5f3ef77693bd80e9f2122fc9fe69d9914ac5019ff954b4143bef1f38be6", kill_on_drop: false }`
[INFO] [stdout] 209dc5f3ef77693bd80e9f2122fc9fe69d9914ac5019ff954b4143bef1f38be6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f08cffbb6436eb721273b744492a86a7587a9f722316ce904784f9d75c6f9c8
[INFO] running `Command { std: "docker" "start" "-a" "8f08cffbb6436eb721273b744492a86a7587a9f722316ce904784f9d75c6f9c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.12.14
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking http v1.0.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]    Compiling portable-atomic v1.6.0
[INFO] [stderr]     Checking unindent v0.2.3
[INFO] [stderr]    Compiling indoc v2.0.4
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling pyo3-build-config v0.20.3
[INFO] [stderr]     Checking http-body v1.0.0
[INFO] [stderr]    Compiling pyo3-ffi v0.20.3
[INFO] [stderr]    Compiling pyo3 v0.20.3
[INFO] [stderr]     Checking http-body-util v0.1.0
[INFO] [stderr]     Checking serde_path_to_error v0.1.15
[INFO] [stderr]     Checking serde_json v1.0.114
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling pyo3-macros-backend v0.20.3
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.4
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]    Compiling pyo3-macros v0.20.3
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking axum-core v0.4.3
[INFO] [stderr]     Checking pin-project v1.1.4
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking h2 v0.4.2
[INFO] [stderr]     Checking hyper v1.2.0
[INFO] [stderr]     Checking hyper-util v0.1.3
[INFO] [stderr]     Checking axum v0.7.4
[INFO] [stderr]     Checking pyo3-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 38.70s
[INFO] running `Command { std: "docker" "inspect" "8f08cffbb6436eb721273b744492a86a7587a9f722316ce904784f9d75c6f9c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f08cffbb6436eb721273b744492a86a7587a9f722316ce904784f9d75c6f9c8", kill_on_drop: false }`
[INFO] [stdout] 8f08cffbb6436eb721273b744492a86a7587a9f722316ce904784f9d75c6f9c8