[INFO] fetching crate resp-protocol 0.0.10...
[INFO] checking resp-protocol-0.0.10 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate resp-protocol 0.0.10 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate resp-protocol 0.0.10 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 resp-protocol 0.0.10
[INFO] finished tweaking crates.io crate resp-protocol 0.0.10
[INFO] tweaked toml for crates.io crate resp-protocol 0.0.10 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate resp-protocol 0.0.10 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-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] 361af6b5efcb011034011234c7e0f660fb5c90bbfedc738a1c38cd2384285dec
[INFO] running `Command { std: "docker" "start" "-a" "361af6b5efcb011034011234c7e0f660fb5c90bbfedc738a1c38cd2384285dec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "361af6b5efcb011034011234c7e0f660fb5c90bbfedc738a1c38cd2384285dec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "361af6b5efcb011034011234c7e0f660fb5c90bbfedc738a1c38cd2384285dec", kill_on_drop: false }`
[INFO] [stdout] 361af6b5efcb011034011234c7e0f660fb5c90bbfedc738a1c38cd2384285dec
[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] 1bc3ec573b87042ba02d42b532a1f140d4fc37e6609a43cbcc8a4dd82357581c
[INFO] running `Command { std: "docker" "start" "-a" "1bc3ec573b87042ba02d42b532a1f140d4fc37e6609a43cbcc8a4dd82357581c", kill_on_drop: false }`
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking resp-protocol v0.0.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "1bc3ec573b87042ba02d42b532a1f140d4fc37e6609a43cbcc8a4dd82357581c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bc3ec573b87042ba02d42b532a1f140d4fc37e6609a43cbcc8a4dd82357581c", kill_on_drop: false }`
[INFO] [stdout] 1bc3ec573b87042ba02d42b532a1f140d4fc37e6609a43cbcc8a4dd82357581c
[INFO] checking resp-protocol-0.0.10 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate resp-protocol 0.0.10 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate resp-protocol 0.0.10 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 resp-protocol 0.0.10
[INFO] finished tweaking crates.io crate resp-protocol 0.0.10
[INFO] tweaked toml for crates.io crate resp-protocol 0.0.10 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate resp-protocol 0.0.10 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-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57308fd197e41112c227f3f2e6c2b273fb51fdab79d770bbc5bd342e0c7d9e29
[INFO] running `Command { std: "docker" "start" "-a" "57308fd197e41112c227f3f2e6c2b273fb51fdab79d770bbc5bd342e0c7d9e29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57308fd197e41112c227f3f2e6c2b273fb51fdab79d770bbc5bd342e0c7d9e29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57308fd197e41112c227f3f2e6c2b273fb51fdab79d770bbc5bd342e0c7d9e29", kill_on_drop: false }`
[INFO] [stdout] 57308fd197e41112c227f3f2e6c2b273fb51fdab79d770bbc5bd342e0c7d9e29
[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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f86c0afa0220518220ee1765a8120ff7bc7932d542bc7ac43179420aed056e62
[INFO] running `Command { std: "docker" "start" "-a" "f86c0afa0220518220ee1765a8120ff7bc7932d542bc7ac43179420aed056e62", kill_on_drop: false }`
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking resp-protocol v0.0.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "f86c0afa0220518220ee1765a8120ff7bc7932d542bc7ac43179420aed056e62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f86c0afa0220518220ee1765a8120ff7bc7932d542bc7ac43179420aed056e62", kill_on_drop: false }`
[INFO] [stdout] f86c0afa0220518220ee1765a8120ff7bc7932d542bc7ac43179420aed056e62