[INFO] cloning repository https://github.com/Patrick-Poitras/write-only-wanguage
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Patrick-Poitras/write-only-wanguage" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPatrick-Poitras%2Fwrite-only-wanguage", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPatrick-Poitras%2Fwrite-only-wanguage'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 236efddfde3504565ca379a742a70762ea5226c2
[INFO] checking Patrick-Poitras/write-only-wanguage against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPatrick-Poitras%2Fwrite-only-wanguage" "/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/Patrick-Poitras/write-only-wanguage 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/Patrick-Poitras/write-only-wanguage
[INFO] finished tweaking git repo https://github.com/Patrick-Poitras/write-only-wanguage
[INFO] tweaked toml for git repo https://github.com/Patrick-Poitras/write-only-wanguage written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Patrick-Poitras/write-only-wanguage 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-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] f055ce33cc2209853b8d300bcf73f7109e90e59ebfadc945af01bb10eb536255
[INFO] running `Command { std: "docker" "start" "-a" "f055ce33cc2209853b8d300bcf73f7109e90e59ebfadc945af01bb10eb536255", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f055ce33cc2209853b8d300bcf73f7109e90e59ebfadc945af01bb10eb536255", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f055ce33cc2209853b8d300bcf73f7109e90e59ebfadc945af01bb10eb536255", kill_on_drop: false }`
[INFO] [stdout] f055ce33cc2209853b8d300bcf73f7109e90e59ebfadc945af01bb10eb536255
[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] 1647e12d6c73fbd497c866406f0fa8fb1ffd4c1cb12cc9b141a3b7041f909428
[INFO] running `Command { std: "docker" "start" "-a" "1647e12d6c73fbd497c866406f0fa8fb1ffd4c1cb12cc9b141a3b7041f909428", kill_on_drop: false }`
[INFO] [stderr]     Checking write-only v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "1647e12d6c73fbd497c866406f0fa8fb1ffd4c1cb12cc9b141a3b7041f909428", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1647e12d6c73fbd497c866406f0fa8fb1ffd4c1cb12cc9b141a3b7041f909428", kill_on_drop: false }`
[INFO] [stdout] 1647e12d6c73fbd497c866406f0fa8fb1ffd4c1cb12cc9b141a3b7041f909428
[INFO] checking Patrick-Poitras/write-only-wanguage against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPatrick-Poitras%2Fwrite-only-wanguage" "/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/Patrick-Poitras/write-only-wanguage 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/Patrick-Poitras/write-only-wanguage
[INFO] finished tweaking git repo https://github.com/Patrick-Poitras/write-only-wanguage
[INFO] tweaked toml for git repo https://github.com/Patrick-Poitras/write-only-wanguage written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Patrick-Poitras/write-only-wanguage 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-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f90149b9bdb42d799e642fe0841f556eb6ba1b46884ef9a9c0e0d6f4a5ea22af
[INFO] running `Command { std: "docker" "start" "-a" "f90149b9bdb42d799e642fe0841f556eb6ba1b46884ef9a9c0e0d6f4a5ea22af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f90149b9bdb42d799e642fe0841f556eb6ba1b46884ef9a9c0e0d6f4a5ea22af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f90149b9bdb42d799e642fe0841f556eb6ba1b46884ef9a9c0e0d6f4a5ea22af", kill_on_drop: false }`
[INFO] [stdout] f90149b9bdb42d799e642fe0841f556eb6ba1b46884ef9a9c0e0d6f4a5ea22af
[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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81764ed0b691dc6d5fe1fd52ae24fc93e3214e8523abd3c10cd297fd4ce73809
[INFO] running `Command { std: "docker" "start" "-a" "81764ed0b691dc6d5fe1fd52ae24fc93e3214e8523abd3c10cd297fd4ce73809", kill_on_drop: false }`
[INFO] [stderr]     Checking write-only v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "81764ed0b691dc6d5fe1fd52ae24fc93e3214e8523abd3c10cd297fd4ce73809", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81764ed0b691dc6d5fe1fd52ae24fc93e3214e8523abd3c10cd297fd4ce73809", kill_on_drop: false }`
[INFO] [stdout] 81764ed0b691dc6d5fe1fd52ae24fc93e3214e8523abd3c10cd297fd4ce73809