[INFO] fetching crate polars-json 0.35.4...
[INFO] checking polars-json-0.35.4 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate polars-json 0.35.4 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate polars-json 0.35.4 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 polars-json 0.35.4
[INFO] finished tweaking crates.io crate polars-json 0.35.4
[INFO] tweaked toml for crates.io crate polars-json 0.35.4 written to /workspace/builds/worker-7-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 76 packages
[INFO] [stderr]       Adding polars-arrow v0.35.4 (latest: v0.38.3)
[INFO] [stderr]       Adding polars-error v0.35.4 (latest: v0.38.3)
[INFO] [stderr]       Adding polars-utils v0.35.4 (latest: v0.38.3)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded value-trait v0.8.1
[INFO] [stderr]   Downloaded polars-utils v0.35.4
[INFO] [stderr]   Downloaded simd-json v0.13.9
[INFO] [stderr]   Downloaded atoi_simd v0.15.6
[INFO] [stderr]   Downloaded polars-arrow v0.35.4
[INFO] [stderr]   Downloaded polars-error v0.35.4
[INFO] [stderr]   Downloaded halfbrown v0.2.5
[INFO] [stderr]   Downloaded streaming-iterator v0.1.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 43c2bf53cbadb95bf528a504bb0e95fea86eee640dd0864b768630560c0148aa
[INFO] running `Command { std: "docker" "start" "-a" "43c2bf53cbadb95bf528a504bb0e95fea86eee640dd0864b768630560c0148aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43c2bf53cbadb95bf528a504bb0e95fea86eee640dd0864b768630560c0148aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43c2bf53cbadb95bf528a504bb0e95fea86eee640dd0864b768630560c0148aa", kill_on_drop: false }`
[INFO] [stdout] 43c2bf53cbadb95bf528a504bb0e95fea86eee640dd0864b768630560c0148aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] dac0369568b15f68f6f79db6fa3ec591257caf908c5abe13f7ac0fe6849ef445
[INFO] running `Command { std: "docker" "start" "-a" "dac0369568b15f68f6f79db6fa3ec591257caf908c5abe13f7ac0fe6849ef445", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-features v0.1.6
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking lexical-util v0.8.5
[INFO] [stderr]    Compiling smartstring v1.0.1
[INFO] [stderr]     Checking simdutf8 v0.1.4
[INFO] [stderr]    Compiling polars-utils v0.35.4
[INFO] [stderr]     Checking foreign_vec v0.1.0
[INFO] [stderr]     Checking streaming-iterator v0.1.9
[INFO] [stderr]     Checking ethnum v1.5.0
[INFO] [stderr]     Checking ahash v0.8.11
[INFO] [stderr]    Compiling bytemuck_derive v1.6.0
[INFO] [stderr]    Compiling ref-cast-impl v1.0.22
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking chrono v0.4.37
[INFO] [stderr]     Checking fast-float v0.2.0
[INFO] [stderr]     Checking atoi_simd v0.15.6
[INFO] [stderr]     Checking strength_reduce v0.2.4
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking polars-error v0.35.4
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking ref-cast v1.0.22
[INFO] [stderr]     Checking lexical-parse-integer v0.8.6
[INFO] [stderr]     Checking lexical-write-integer v0.8.5
[INFO] [stderr]     Checking halfbrown v0.2.5
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]     Checking lexical-parse-float v0.8.5
[INFO] [stderr]     Checking lexical-write-float v0.8.5
[INFO] [stderr]     Checking value-trait v0.8.1
[INFO] [stderr]     Checking lexical-core v0.8.5
[INFO] [stderr]     Checking simd-json v0.13.9
[INFO] [stderr]    Compiling multiversion-macros v0.7.4
[INFO] [stderr]     Checking multiversion v0.7.4
[INFO] [stderr]     Checking polars-arrow v0.35.4
[INFO] [stderr]     Checking polars-json v0.35.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.72s
[INFO] running `Command { std: "docker" "inspect" "dac0369568b15f68f6f79db6fa3ec591257caf908c5abe13f7ac0fe6849ef445", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dac0369568b15f68f6f79db6fa3ec591257caf908c5abe13f7ac0fe6849ef445", kill_on_drop: false }`
[INFO] [stdout] dac0369568b15f68f6f79db6fa3ec591257caf908c5abe13f7ac0fe6849ef445