[INFO] fetching crate proxyvars 0.1.3...
[INFO] checking proxyvars-0.1.3 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate proxyvars 0.1.3 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate proxyvars 0.1.3 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 crates.io crate proxyvars 0.1.3
[INFO] finished tweaking crates.io crate proxyvars 0.1.3
[INFO] tweaked toml for crates.io crate proxyvars 0.1.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages
[INFO] [stderr]       Adding http v0.2.12 (latest: v1.1.0)
[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-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] c4808cb236104d3de2912a62384021b40cd781efc9399b660ae62ce1536ee9bb
[INFO] running `Command { std: "docker" "start" "-a" "c4808cb236104d3de2912a62384021b40cd781efc9399b660ae62ce1536ee9bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4808cb236104d3de2912a62384021b40cd781efc9399b660ae62ce1536ee9bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4808cb236104d3de2912a62384021b40cd781efc9399b660ae62ce1536ee9bb", kill_on_drop: false }`
[INFO] [stdout] c4808cb236104d3de2912a62384021b40cd781efc9399b660ae62ce1536ee9bb
[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] 80a4ececafa60a400c09a157f4118818676c07bd9a1b94c9457f375b097ebf3f
[INFO] running `Command { std: "docker" "start" "-a" "80a4ececafa60a400c09a157f4118818676c07bd9a1b94c9457f375b097ebf3f", kill_on_drop: false }`
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking ipnet v2.9.0
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking proxyvars v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "80a4ececafa60a400c09a157f4118818676c07bd9a1b94c9457f375b097ebf3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80a4ececafa60a400c09a157f4118818676c07bd9a1b94c9457f375b097ebf3f", kill_on_drop: false }`
[INFO] [stdout] 80a4ececafa60a400c09a157f4118818676c07bd9a1b94c9457f375b097ebf3f
[INFO] checking proxyvars-0.1.3 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate proxyvars 0.1.3 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate proxyvars 0.1.3 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 crates.io crate proxyvars 0.1.3
[INFO] finished tweaking crates.io crate proxyvars 0.1.3
[INFO] tweaked toml for crates.io crate proxyvars 0.1.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages
[INFO] [stderr]       Adding http v0.2.12 (latest: v1.1.0)
[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-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] 958e7f4a3920b26a4fcd9401688a3635ff3b35c26bcb35f7db56304df36d67dc
[INFO] running `Command { std: "docker" "start" "-a" "958e7f4a3920b26a4fcd9401688a3635ff3b35c26bcb35f7db56304df36d67dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "958e7f4a3920b26a4fcd9401688a3635ff3b35c26bcb35f7db56304df36d67dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "958e7f4a3920b26a4fcd9401688a3635ff3b35c26bcb35f7db56304df36d67dc", kill_on_drop: false }`
[INFO] [stdout] 958e7f4a3920b26a4fcd9401688a3635ff3b35c26bcb35f7db56304df36d67dc
[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] 47014360da755fd7e049f9d3af6b4432d6449e650ed8f356194b6d2a65d5ff67
[INFO] running `Command { std: "docker" "start" "-a" "47014360da755fd7e049f9d3af6b4432d6449e650ed8f356194b6d2a65d5ff67", kill_on_drop: false }`
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking ipnet v2.9.0
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking proxyvars v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "47014360da755fd7e049f9d3af6b4432d6449e650ed8f356194b6d2a65d5ff67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47014360da755fd7e049f9d3af6b4432d6449e650ed8f356194b6d2a65d5ff67", kill_on_drop: false }`
[INFO] [stdout] 47014360da755fd7e049f9d3af6b4432d6449e650ed8f356194b6d2a65d5ff67