[INFO] cloning repository https://github.com/shilangyu/ram-runner
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shilangyu/ram-runner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshilangyu%2Fram-runner", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshilangyu%2Fram-runner'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e725cab860e7f549fa7f9793e1667dfb3789e5ff
[INFO] checking shilangyu/ram-runner against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshilangyu%2Fram-runner" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shilangyu/ram-runner 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/shilangyu/ram-runner
[INFO] finished tweaking git repo https://github.com/shilangyu/ram-runner
[INFO] tweaked toml for git repo https://github.com/shilangyu/ram-runner written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/shilangyu/ram-runner 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 5054853fccfb2309d5593066eac5cd535ba0cad86c6b305762a2865a46945e52
[INFO] running `Command { std: "docker" "start" "-a" "5054853fccfb2309d5593066eac5cd535ba0cad86c6b305762a2865a46945e52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5054853fccfb2309d5593066eac5cd535ba0cad86c6b305762a2865a46945e52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5054853fccfb2309d5593066eac5cd535ba0cad86c6b305762a2865a46945e52", kill_on_drop: false }`
[INFO] [stdout] 5054853fccfb2309d5593066eac5cd535ba0cad86c6b305762a2865a46945e52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 9a54da5aea16cea4f4440760b6d2154fbaabf9633be3232a98cb9b3b6d47c2db
[INFO] running `Command { std: "docker" "start" "-a" "9a54da5aea16cea4f4440760b6d2154fbaabf9633be3232a98cb9b3b6d47c2db", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.92
[INFO] [stderr]    Compiling bumpalo v3.11.1
[INFO] [stderr]    Compiling once_cell v1.17.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.92
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.92
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.92
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.92
[INFO] [stderr]     Checking js-sys v0.3.60
[INFO] [stderr]     Checking serde-wasm-bindgen v0.6.5
[INFO] [stderr]     Checking ram v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.63s
[INFO] running `Command { std: "docker" "inspect" "9a54da5aea16cea4f4440760b6d2154fbaabf9633be3232a98cb9b3b6d47c2db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a54da5aea16cea4f4440760b6d2154fbaabf9633be3232a98cb9b3b6d47c2db", kill_on_drop: false }`
[INFO] [stdout] 9a54da5aea16cea4f4440760b6d2154fbaabf9633be3232a98cb9b3b6d47c2db
[INFO] checking shilangyu/ram-runner against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshilangyu%2Fram-runner" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shilangyu/ram-runner 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/shilangyu/ram-runner
[INFO] finished tweaking git repo https://github.com/shilangyu/ram-runner
[INFO] tweaked toml for git repo https://github.com/shilangyu/ram-runner written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/shilangyu/ram-runner 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] a403267d1767c34129f817d5fab241b455492a081eb26f80290c9ccef87c2317
[INFO] running `Command { std: "docker" "start" "-a" "a403267d1767c34129f817d5fab241b455492a081eb26f80290c9ccef87c2317", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a403267d1767c34129f817d5fab241b455492a081eb26f80290c9ccef87c2317", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a403267d1767c34129f817d5fab241b455492a081eb26f80290c9ccef87c2317", kill_on_drop: false }`
[INFO] [stdout] a403267d1767c34129f817d5fab241b455492a081eb26f80290c9ccef87c2317
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 7ed86e926a3d89042c18117e20f7f88e23e31a218152523da141a9bd96591242
[INFO] running `Command { std: "docker" "start" "-a" "7ed86e926a3d89042c18117e20f7f88e23e31a218152523da141a9bd96591242", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.92
[INFO] [stderr]    Compiling bumpalo v3.11.1
[INFO] [stderr]    Compiling once_cell v1.17.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.92
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.92
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.92
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.92
[INFO] [stderr]     Checking js-sys v0.3.60
[INFO] [stderr]     Checking serde-wasm-bindgen v0.6.5
[INFO] [stderr]     Checking ram v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.10s
[INFO] running `Command { std: "docker" "inspect" "7ed86e926a3d89042c18117e20f7f88e23e31a218152523da141a9bd96591242", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ed86e926a3d89042c18117e20f7f88e23e31a218152523da141a9bd96591242", kill_on_drop: false }`
[INFO] [stdout] 7ed86e926a3d89042c18117e20f7f88e23e31a218152523da141a9bd96591242