[INFO] fetching crate astral-thirdparty 0.0.2...
[INFO] checking astral-thirdparty-0.0.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate astral-thirdparty 0.0.2 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate astral-thirdparty 0.0.2 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 astral-thirdparty 0.0.2
[INFO] finished tweaking crates.io crate astral-thirdparty 0.0.2
[INFO] tweaked toml for crates.io crate astral-thirdparty 0.0.2 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]      Locking 32 packages
[INFO] [stderr]       Adding rustc_version v0.2.3 (latest: v0.4.0)
[INFO] [stderr]       Adding semver v0.9.0 (latest: v1.0.22)
[INFO] [stderr]       Adding semver-parser v0.7.0 (latest: v0.10.2)
[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 slog v2.7.0
[INFO] [stderr]   Downloaded semver v0.9.0
[INFO] [stderr]   Downloaded astral-math v0.0.3
[INFO] [stderr]   Downloaded astral-string v0.0.5
[INFO] [stderr]   Downloaded astral-thirdparty v0.0.2
[INFO] [stderr]   Downloaded astral-util v0.0.5
[INFO] [stderr]   Downloaded astral-error v0.0.5
[INFO] [stderr]   Downloaded rustc_version v0.2.3
[INFO] [stderr]   Downloaded astral-engine v0.0.3
[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] 9c77c68c316f93592b859221236e1949dfb705a10196d1b391fd03966487e22c
[INFO] running `Command { std: "docker" "start" "-a" "9c77c68c316f93592b859221236e1949dfb705a10196d1b391fd03966487e22c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c77c68c316f93592b859221236e1949dfb705a10196d1b391fd03966487e22c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c77c68c316f93592b859221236e1949dfb705a10196d1b391fd03966487e22c", kill_on_drop: false }`
[INFO] [stdout] 9c77c68c316f93592b859221236e1949dfb705a10196d1b391fd03966487e22c
[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] b90b58ae67f407c9585e4d1c614e4c663600d70808267189c7e626bb73074c9e
[INFO] running `Command { std: "docker" "start" "-a" "b90b58ae67f407c9585e4d1c614e4c663600d70808267189c7e626bb73074c9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking astral-util v0.0.5
[INFO] [stderr]     Checking astral-error v0.0.5
[INFO] [stderr]     Checking astral-math v0.0.3
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking astral-thirdparty v0.0.2
[INFO] [stderr]     Checking astral-thirdparty v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking astral-string v0.0.5
[INFO] [stderr]     Checking astral-engine v0.0.3
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.75s
[INFO] running `Command { std: "docker" "inspect" "b90b58ae67f407c9585e4d1c614e4c663600d70808267189c7e626bb73074c9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b90b58ae67f407c9585e4d1c614e4c663600d70808267189c7e626bb73074c9e", kill_on_drop: false }`
[INFO] [stdout] b90b58ae67f407c9585e4d1c614e4c663600d70808267189c7e626bb73074c9e
[INFO] checking astral-thirdparty-0.0.2 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate astral-thirdparty 0.0.2 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate astral-thirdparty 0.0.2 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 astral-thirdparty 0.0.2
[INFO] finished tweaking crates.io crate astral-thirdparty 0.0.2
[INFO] tweaked toml for crates.io crate astral-thirdparty 0.0.2 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 32 packages
[INFO] [stderr]       Adding rustc_version v0.2.3 (latest: v0.4.0)
[INFO] [stderr]       Adding semver v0.9.0 (latest: v1.0.22)
[INFO] [stderr]       Adding semver-parser v0.7.0 (latest: v0.10.2)
[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] 5e82c4788f7b8d594183c10d173d319988a2526b79b4056b7eee132eb375b85b
[INFO] running `Command { std: "docker" "start" "-a" "5e82c4788f7b8d594183c10d173d319988a2526b79b4056b7eee132eb375b85b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e82c4788f7b8d594183c10d173d319988a2526b79b4056b7eee132eb375b85b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e82c4788f7b8d594183c10d173d319988a2526b79b4056b7eee132eb375b85b", kill_on_drop: false }`
[INFO] [stdout] 5e82c4788f7b8d594183c10d173d319988a2526b79b4056b7eee132eb375b85b
[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] 4d1760a3a3063b09f0d909fe14843e058ce05941395c87a7294e5a4b9523077b
[INFO] running `Command { std: "docker" "start" "-a" "4d1760a3a3063b09f0d909fe14843e058ce05941395c87a7294e5a4b9523077b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking astral-util v0.0.5
[INFO] [stderr]     Checking astral-error v0.0.5
[INFO] [stderr]     Checking astral-math v0.0.3
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking astral-thirdparty v0.0.2
[INFO] [stderr]     Checking astral-thirdparty v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking astral-string v0.0.5
[INFO] [stderr]     Checking astral-engine v0.0.3
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.73s
[INFO] running `Command { std: "docker" "inspect" "4d1760a3a3063b09f0d909fe14843e058ce05941395c87a7294e5a4b9523077b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d1760a3a3063b09f0d909fe14843e058ce05941395c87a7294e5a4b9523077b", kill_on_drop: false }`
[INFO] [stdout] 4d1760a3a3063b09f0d909fe14843e058ce05941395c87a7294e5a4b9523077b