[INFO] fetching crate trillium-ructe 0.4.0...
[INFO] checking trillium-ructe-0.4.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate trillium-ructe 0.4.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate trillium-ructe 0.4.0 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 trillium-ructe 0.4.0
[INFO] finished tweaking crates.io crate trillium-ructe 0.4.0
[INFO] tweaked toml for crates.io crate trillium-ructe 0.4.0 written to /workspace/builds/worker-3-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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 48 packages
[INFO] [stderr]       Adding base64 v0.13.1 (latest: v0.22.0)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding ructe v0.14.2 (latest: v0.17.0)
[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 trillium-macros v0.0.5
[INFO] [stderr]   Downloaded trillium-http v0.3.15
[INFO] [stderr]   Downloaded ructe v0.14.2
[INFO] [stderr]   Downloaded smartcow v0.2.1
[INFO] [stderr]   Downloaded stopper v0.2.7
[INFO] [stderr]   Downloaded trillium v0.2.18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] c0b56951115b2943f5720cdb0a8a34e6ad906533c482c7ed5e92a4eb136c223d
[INFO] running `Command { std: "docker" "start" "-a" "c0b56951115b2943f5720cdb0a8a34e6ad906533c482c7ed5e92a4eb136c223d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0b56951115b2943f5720cdb0a8a34e6ad906533c482c7ed5e92a4eb136c223d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0b56951115b2943f5720cdb0a8a34e6ad906533c482c7ed5e92a4eb136c223d", kill_on_drop: false }`
[INFO] [stdout] c0b56951115b2943f5720cdb0a8a34e6ad906533c482c7ed5e92a4eb136c223d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] abc84016cc3163dcf1c0ce567beddc0de12fca0ed7b6e1b6443f5aeb80640538
[INFO] running `Command { std: "docker" "start" "-a" "abc84016cc3163dcf1c0ce567beddc0de12fca0ed7b6e1b6443f5aeb80640538", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking fastrand v2.0.2
[INFO] [stderr]    Compiling smartstring v1.0.1
[INFO] [stderr]     Checking allocator-api2 v0.2.16
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling trillium-macros v0.0.5
[INFO] [stderr]    Compiling async-trait v0.1.79
[INFO] [stderr]     Checking bytecount v0.6.7
[INFO] [stderr]     Checking ahash v0.8.11
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking futures-lite v2.3.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking concurrent-queue v2.4.0
[INFO] [stderr]     Checking smartcow v0.2.1
[INFO] [stderr]     Checking event-listener v5.3.0
[INFO] [stderr]     Checking stopper v0.2.7
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking trillium-http v0.3.15
[INFO] [stderr]     Checking ructe v0.14.2
[INFO] [stderr]     Checking trillium v0.2.18
[INFO] [stderr]     Checking trillium-ructe v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.85s
[INFO] running `Command { std: "docker" "inspect" "abc84016cc3163dcf1c0ce567beddc0de12fca0ed7b6e1b6443f5aeb80640538", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abc84016cc3163dcf1c0ce567beddc0de12fca0ed7b6e1b6443f5aeb80640538", kill_on_drop: false }`
[INFO] [stdout] abc84016cc3163dcf1c0ce567beddc0de12fca0ed7b6e1b6443f5aeb80640538
[INFO] checking trillium-ructe-0.4.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate trillium-ructe 0.4.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate trillium-ructe 0.4.0 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 trillium-ructe 0.4.0
[INFO] finished tweaking crates.io crate trillium-ructe 0.4.0
[INFO] tweaked toml for crates.io crate trillium-ructe 0.4.0 written to /workspace/builds/worker-3-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 48 packages
[INFO] [stderr]       Adding base64 v0.13.1 (latest: v0.22.0)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding ructe v0.14.2 (latest: v0.17.0)
[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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 6072da06485b91614df6dce10add002245f04a031fe00143d7b911a43a1407f8
[INFO] running `Command { std: "docker" "start" "-a" "6072da06485b91614df6dce10add002245f04a031fe00143d7b911a43a1407f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6072da06485b91614df6dce10add002245f04a031fe00143d7b911a43a1407f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6072da06485b91614df6dce10add002245f04a031fe00143d7b911a43a1407f8", kill_on_drop: false }`
[INFO] [stdout] 6072da06485b91614df6dce10add002245f04a031fe00143d7b911a43a1407f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] fd84d2a9c5f6b7eca75820eed2907b1c20b6e309b6ffcc043c200d1ba84c0cb3
[INFO] running `Command { std: "docker" "start" "-a" "fd84d2a9c5f6b7eca75820eed2907b1c20b6e309b6ffcc043c200d1ba84c0cb3", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking fastrand v2.0.2
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]    Compiling smartstring v1.0.1
[INFO] [stderr]     Checking allocator-api2 v0.2.16
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling trillium-macros v0.0.5
[INFO] [stderr]    Compiling async-trait v0.1.79
[INFO] [stderr]     Checking bytecount v0.6.7
[INFO] [stderr]     Checking ahash v0.8.11
[INFO] [stderr]     Checking futures-lite v2.3.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking concurrent-queue v2.4.0
[INFO] [stderr]     Checking smartcow v0.2.1
[INFO] [stderr]     Checking event-listener v5.3.0
[INFO] [stderr]     Checking stopper v0.2.7
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking trillium-http v0.3.15
[INFO] [stderr]     Checking ructe v0.14.2
[INFO] [stderr]     Checking trillium v0.2.18
[INFO] [stderr]     Checking trillium-ructe v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.34s
[INFO] running `Command { std: "docker" "inspect" "fd84d2a9c5f6b7eca75820eed2907b1c20b6e309b6ffcc043c200d1ba84c0cb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd84d2a9c5f6b7eca75820eed2907b1c20b6e309b6ffcc043c200d1ba84c0cb3", kill_on_drop: false }`
[INFO] [stdout] fd84d2a9c5f6b7eca75820eed2907b1c20b6e309b6ffcc043c200d1ba84c0cb3