[INFO] fetching crate kodak 0.0.1...
[INFO] checking kodak-0.0.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate kodak 0.0.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate kodak 0.0.1 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 kodak 0.0.1
[INFO] finished tweaking crates.io crate kodak 0.0.1
[INFO] tweaked toml for crates.io crate kodak 0.0.1 written to /workspace/builds/worker-5-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 10 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[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-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] f51ad0c1a9da95b8e1509592d73d3d2c27c6be8f19509592dea2c8c8c2fa3a7f
[INFO] running `Command { std: "docker" "start" "-a" "f51ad0c1a9da95b8e1509592d73d3d2c27c6be8f19509592dea2c8c8c2fa3a7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f51ad0c1a9da95b8e1509592d73d3d2c27c6be8f19509592dea2c8c8c2fa3a7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f51ad0c1a9da95b8e1509592d73d3d2c27c6be8f19509592dea2c8c8c2fa3a7f", kill_on_drop: false }`
[INFO] [stdout] f51ad0c1a9da95b8e1509592d73d3d2c27c6be8f19509592dea2c8c8c2fa3a7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] cfb488bc22f7106c388d051fcb28eefa25954a2235bf5d6ff41c9adc2dd43bbf
[INFO] running `Command { std: "docker" "start" "-a" "cfb488bc22f7106c388d051fcb28eefa25954a2235bf5d6ff41c9adc2dd43bbf", kill_on_drop: false }`
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking fdeflate v0.3.4
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking png v0.17.13
[INFO] [stderr]     Checking kodak v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `Command { std: "docker" "inspect" "cfb488bc22f7106c388d051fcb28eefa25954a2235bf5d6ff41c9adc2dd43bbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfb488bc22f7106c388d051fcb28eefa25954a2235bf5d6ff41c9adc2dd43bbf", kill_on_drop: false }`
[INFO] [stdout] cfb488bc22f7106c388d051fcb28eefa25954a2235bf5d6ff41c9adc2dd43bbf
[INFO] checking kodak-0.0.1 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate kodak 0.0.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate kodak 0.0.1 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 kodak 0.0.1
[INFO] finished tweaking crates.io crate kodak 0.0.1
[INFO] tweaked toml for crates.io crate kodak 0.0.1 written to /workspace/builds/worker-5-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 10 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] a02ea65aca021e02693b523c42fcf308c2ba1189caae1a6d1cfe93cabe73aeea
[INFO] running `Command { std: "docker" "start" "-a" "a02ea65aca021e02693b523c42fcf308c2ba1189caae1a6d1cfe93cabe73aeea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a02ea65aca021e02693b523c42fcf308c2ba1189caae1a6d1cfe93cabe73aeea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a02ea65aca021e02693b523c42fcf308c2ba1189caae1a6d1cfe93cabe73aeea", kill_on_drop: false }`
[INFO] [stdout] a02ea65aca021e02693b523c42fcf308c2ba1189caae1a6d1cfe93cabe73aeea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 0c9dec62207b9bf40d48472f7b7536629ba0786b445f26d4699ec4af9657c7a2
[INFO] running `Command { std: "docker" "start" "-a" "0c9dec62207b9bf40d48472f7b7536629ba0786b445f26d4699ec4af9657c7a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking fdeflate v0.3.4
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking png v0.17.13
[INFO] [stderr]     Checking kodak v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.25s
[INFO] running `Command { std: "docker" "inspect" "0c9dec62207b9bf40d48472f7b7536629ba0786b445f26d4699ec4af9657c7a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c9dec62207b9bf40d48472f7b7536629ba0786b445f26d4699ec4af9657c7a2", kill_on_drop: false }`
[INFO] [stdout] 0c9dec62207b9bf40d48472f7b7536629ba0786b445f26d4699ec4af9657c7a2