[INFO] fetching crate intuicio-backend-vm 0.23.1...
[INFO] checking intuicio-backend-vm-0.23.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate intuicio-backend-vm 0.23.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate intuicio-backend-vm 0.23.1 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 intuicio-backend-vm 0.23.1
[INFO] finished tweaking crates.io crate intuicio-backend-vm 0.23.1
[INFO] tweaked toml for crates.io crate intuicio-backend-vm 0.23.1 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 36 packages
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding intuicio-core v0.23.1 (latest: v0.31.6)
[INFO] [stderr]       Adding intuicio-data v0.23.1 (latest: v0.31.6)
[INFO] [stderr]       Adding uuid v0.8.2 (latest: v1.8.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded intuicio-data v0.23.1
[INFO] [stderr]   Downloaded snailquote v0.3.1
[INFO] [stderr]   Downloaded intuicio-core v0.23.1
[INFO] [stderr]   Downloaded typid v1.1.1
[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] b8dfcd62a16f6a64e1f2370031cfee4f2d2091f2ebd1de0648b6d32e24a0e6ed
[INFO] running `Command { std: "docker" "start" "-a" "b8dfcd62a16f6a64e1f2370031cfee4f2d2091f2ebd1de0648b6d32e24a0e6ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8dfcd62a16f6a64e1f2370031cfee4f2d2091f2ebd1de0648b6d32e24a0e6ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8dfcd62a16f6a64e1f2370031cfee4f2d2091f2ebd1de0648b6d32e24a0e6ed", kill_on_drop: false }`
[INFO] [stdout] b8dfcd62a16f6a64e1f2370031cfee4f2d2091f2ebd1de0648b6d32e24a0e6ed
[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] 91d537761239200f523324022ed7843c65cdd0003e334bac30a0e09dab94f255
[INFO] running `Command { std: "docker" "start" "-a" "91d537761239200f523324022ed7843c65cdd0003e334bac30a0e09dab94f255", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]     Checking unicode_categories v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]     Checking pest v2.7.9
[INFO] [stderr]     Checking snailquote v0.3.1
[INFO] [stderr]    Compiling pest_meta v2.7.9
[INFO] [stderr]    Compiling pest_generator v2.7.9
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]    Compiling pest_derive v2.7.9
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking typid v1.1.1
[INFO] [stderr]     Checking intuicio-data v0.23.1
[INFO] [stderr]     Checking intuicio-core v0.23.1
[INFO] [stderr]     Checking intuicio-backend-vm v0.23.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.23s
[INFO] running `Command { std: "docker" "inspect" "91d537761239200f523324022ed7843c65cdd0003e334bac30a0e09dab94f255", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91d537761239200f523324022ed7843c65cdd0003e334bac30a0e09dab94f255", kill_on_drop: false }`
[INFO] [stdout] 91d537761239200f523324022ed7843c65cdd0003e334bac30a0e09dab94f255
[INFO] checking intuicio-backend-vm-0.23.1 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate intuicio-backend-vm 0.23.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate intuicio-backend-vm 0.23.1 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 intuicio-backend-vm 0.23.1
[INFO] finished tweaking crates.io crate intuicio-backend-vm 0.23.1
[INFO] tweaked toml for crates.io crate intuicio-backend-vm 0.23.1 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 36 packages
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding intuicio-core v0.23.1 (latest: v0.31.6)
[INFO] [stderr]       Adding intuicio-data v0.23.1 (latest: v0.31.6)
[INFO] [stderr]       Adding uuid v0.8.2 (latest: v1.8.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[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] 4affc456c2a4c8ff7d53fb35b6ede1cc063eeb6065887e9b590c2fb4fc96af16
[INFO] running `Command { std: "docker" "start" "-a" "4affc456c2a4c8ff7d53fb35b6ede1cc063eeb6065887e9b590c2fb4fc96af16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4affc456c2a4c8ff7d53fb35b6ede1cc063eeb6065887e9b590c2fb4fc96af16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4affc456c2a4c8ff7d53fb35b6ede1cc063eeb6065887e9b590c2fb4fc96af16", kill_on_drop: false }`
[INFO] [stdout] 4affc456c2a4c8ff7d53fb35b6ede1cc063eeb6065887e9b590c2fb4fc96af16
[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] 2e4d4bfdc77274745a0c6b0a52921921b551ad6801d57cc76cbc1fab2c8d2859
[INFO] running `Command { std: "docker" "start" "-a" "2e4d4bfdc77274745a0c6b0a52921921b551ad6801d57cc76cbc1fab2c8d2859", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking unicode_categories v0.1.1
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]     Checking pest v2.7.9
[INFO] [stderr]     Checking snailquote v0.3.1
[INFO] [stderr]    Compiling pest_meta v2.7.9
[INFO] [stderr]    Compiling pest_generator v2.7.9
[INFO] [stderr]    Compiling pest_derive v2.7.9
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking typid v1.1.1
[INFO] [stderr]     Checking intuicio-data v0.23.1
[INFO] [stderr]     Checking intuicio-core v0.23.1
[INFO] [stderr]     Checking intuicio-backend-vm v0.23.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.20s
[INFO] running `Command { std: "docker" "inspect" "2e4d4bfdc77274745a0c6b0a52921921b551ad6801d57cc76cbc1fab2c8d2859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e4d4bfdc77274745a0c6b0a52921921b551ad6801d57cc76cbc1fab2c8d2859", kill_on_drop: false }`
[INFO] [stdout] 2e4d4bfdc77274745a0c6b0a52921921b551ad6801d57cc76cbc1fab2c8d2859