[INFO] fetching crate lexx 0.1.0...
[INFO] checking lexx-0.1.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate lexx 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate lexx 0.1.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lexx 0.1.0
[INFO] finished tweaking crates.io crate lexx 0.1.0
[INFO] tweaked toml for crates.io crate lexx 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 14 packages
[INFO] [stderr]       Adding bitflags v0.7.0 (latest: v2.5.0)
[INFO] [stderr]       Adding log v0.3.9 (latest: v0.4.21)
[INFO] [stderr]       Adding syntex_errors v0.46.0 (latest: v0.59.1)
[INFO] [stderr]       Adding syntex_pos v0.46.0 (latest: v0.59.1)
[INFO] [stderr]       Adding syntex_syntax v0.46.0 (latest: v0.59.1)
[INFO] [stderr]       Adding term v0.4.6 (latest: v0.7.0)
[INFO] [stderr]       Adding unicode-xid v0.0.3 (latest: v0.2.4)
[INFO] [stderr]       Adding winapi v0.2.8 (latest: v0.3.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syntex_syntax v0.46.0
[INFO] [stderr]   Downloaded syntex_errors v0.46.0
[INFO] [stderr]   Downloaded syntex_pos v0.46.0
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cfcba69ed8fe4727b6ffd2d136f903eef18207e0fe820dce9a7b819c9654719e
[INFO] running `Command { std: "docker" "start" "-a" "cfcba69ed8fe4727b6ffd2d136f903eef18207e0fe820dce9a7b819c9654719e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfcba69ed8fe4727b6ffd2d136f903eef18207e0fe820dce9a7b819c9654719e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfcba69ed8fe4727b6ffd2d136f903eef18207e0fe820dce9a7b819c9654719e", kill_on_drop: false }`
[INFO] [stdout] cfcba69ed8fe4727b6ffd2d136f903eef18207e0fe820dce9a7b819c9654719e
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3a68347462fc66f5f03c263d406a385cff537146fdfb8c28c2b7e5d6173294f
[INFO] running `Command { std: "docker" "start" "-a" "e3a68347462fc66f5f03c263d406a385cff537146fdfb8c28c2b7e5d6173294f", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-xid v0.0.3
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]     Checking syntex_pos v0.46.0
[INFO] [stderr]     Checking syntex_errors v0.46.0
[INFO] [stderr]     Checking syntex_syntax v0.46.0
[INFO] [stderr]     Checking lexx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.92s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syntex_pos v0.46.0, syntex_syntax v0.46.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "e3a68347462fc66f5f03c263d406a385cff537146fdfb8c28c2b7e5d6173294f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3a68347462fc66f5f03c263d406a385cff537146fdfb8c28c2b7e5d6173294f", kill_on_drop: false }`
[INFO] [stdout] e3a68347462fc66f5f03c263d406a385cff537146fdfb8c28c2b7e5d6173294f