[INFO] fetching crate read_parquet 0.1.0... [INFO] checking read_parquet-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate read_parquet 0.1.0 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate read_parquet 0.1.0 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 read_parquet 0.1.0 [INFO] finished tweaking crates.io crate read_parquet 0.1.0 [INFO] tweaked toml for crates.io crate read_parquet 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate crates.io crate read_parquet 0.1.0 already has a lockfile, it will not be regenerated [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] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded zstd v0.9.0+zstd.1.5.0 [INFO] [stderr] Downloaded integer-encoding v1.1.7 [INFO] [stderr] Downloaded thrift v0.13.0 [INFO] [stderr] Downloaded string_dataframe v0.1.0 [INFO] [stderr] Downloaded zstd-safe v4.1.1+zstd.1.5.0 [INFO] [stderr] Downloaded term-table v1.3.2 [INFO] [stderr] Downloaded multiversion-macros v0.6.1 [INFO] [stderr] Downloaded multiversion v0.6.1 [INFO] [stderr] Downloaded flatbuffers v2.0.0 [INFO] [stderr] Downloaded clap_derive v3.0.0-rc.4 [INFO] [stderr] Downloaded lexical-write-integer v0.8.0 [INFO] [stderr] Downloaded lexical-write-float v0.8.2 [INFO] [stderr] Downloaded clap v3.0.0-rc.4 [INFO] [stderr] Downloaded zstd-sys v1.6.1+zstd.1.5.0 [INFO] [stderr] Downloaded lexical-parse-float v0.8.2 [INFO] [stderr] Downloaded arrow v6.3.0 [INFO] [stderr] Downloaded lz4-sys v1.9.2 [INFO] [stderr] Downloaded parquet v6.3.0 [INFO] [stderr] Downloaded brotli v3.3.2 [INFO] [stderr] Downloaded lexical-util v0.8.1 [INFO] [stderr] Downloaded serde_derive v1.0.131 [INFO] [stderr] Downloaded serde v1.0.131 [INFO] [stderr] Downloaded serde_json v1.0.72 [INFO] [stderr] Downloaded ryu v1.0.7 [INFO] [stderr] Downloaded lexical-parse-integer v0.8.0 [INFO] [stderr] Downloaded lexical-core v0.8.2 [INFO] [stderr] Downloaded parquet-format v2.6.1 [INFO] [stderr] Downloaded snap v1.0.5 [INFO] [stderr] Downloaded lz4 v1.23.2 [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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 90057523d3f45dc69e362c1e9abe0e2769ac3622fcff6d75f0ab4dfa3f73b72a [INFO] running `Command { std: "docker" "start" "-a" "90057523d3f45dc69e362c1e9abe0e2769ac3622fcff6d75f0ab4dfa3f73b72a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "90057523d3f45dc69e362c1e9abe0e2769ac3622fcff6d75f0ab4dfa3f73b72a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "90057523d3f45dc69e362c1e9abe0e2769ac3622fcff6d75f0ab4dfa3f73b72a", kill_on_drop: false }` [INFO] [stdout] 90057523d3f45dc69e362c1e9abe0e2769ac3622fcff6d75f0ab4dfa3f73b72a [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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] df23e0a9af3113def1e69ee811eea2a494f2f19c90d464fab8b64c9a9b2c3ff7 [INFO] running `Command { std: "docker" "start" "-a" "df23e0a9af3113def1e69ee811eea2a494f2f19c90d464fab8b64c9a9b2c3ff7", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.109 [INFO] [stderr] Compiling proc-macro2 v1.0.33 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling num-bigint v0.4.3 [INFO] [stderr] Compiling num-rational v0.4.0 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Checking lexical-util v0.8.1 [INFO] [stderr] Compiling serde v1.0.131 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling crc32fast v1.3.0 [INFO] [stderr] Compiling serde_json v1.0.72 [INFO] [stderr] Checking alloc-no-stdlib v2.0.3 [INFO] [stderr] Compiling zstd-safe v4.1.1+zstd.1.5.0 [INFO] [stderr] Compiling serde_derive v1.0.131 [INFO] [stderr] Checking alloc-stdlib v0.2.1 [INFO] [stderr] Checking ppv-lite86 v0.2.15 [INFO] [stderr] Checking ryu v1.0.7 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking smallvec v1.7.0 [INFO] [stderr] Compiling snap v1.0.5 [INFO] [stderr] Checking integer-encoding v1.1.7 [INFO] [stderr] Checking brotli-decompressor v2.3.2 [INFO] [stderr] Compiling parquet v6.3.0 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking lexical-parse-integer v0.8.0 [INFO] [stderr] Checking lexical-write-integer v0.8.0 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking os_str_bytes v6.0.0 [INFO] [stderr] Checking lexical-parse-float v0.8.2 [INFO] [stderr] Checking lexical-write-float v0.8.2 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling jobserver v0.1.24 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking flate2 v1.0.22 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking threadpool v1.8.1 [INFO] [stderr] Checking num-complex v0.4.0 [INFO] [stderr] Checking ordered-float v1.1.1 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Compiling cc v1.0.72 [INFO] [stderr] Checking lexical-core v0.8.2 [INFO] [stderr] Checking thrift v0.13.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking brotli v3.3.2 [INFO] [stderr] Checking parquet-format v2.6.1 [INFO] [stderr] Checking term-table v1.3.2 [INFO] [stderr] Compiling zstd-sys v1.6.1+zstd.1.5.0 [INFO] [stderr] Compiling lz4-sys v1.9.2 [INFO] [stderr] Checking num v0.4.0 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Compiling multiversion-macros v0.6.1 [INFO] [stderr] Compiling clap_derive v3.0.0-rc.4 [INFO] [stderr] Checking multiversion v0.6.1 [INFO] [stderr] Checking thiserror v1.0.30 [INFO] [stderr] Checking flatbuffers v2.0.0 [INFO] [stderr] Checking clap v3.0.0-rc.4 [INFO] [stderr] Checking lz4 v1.23.2 [INFO] [stderr] Checking arrow v6.3.0 [INFO] [stderr] Checking zstd v0.9.0+zstd.1.5.0 [INFO] [stderr] Checking string_dataframe v0.1.0 [INFO] [stderr] Checking read_parquet v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 02s [INFO] running `Command { std: "docker" "inspect" "df23e0a9af3113def1e69ee811eea2a494f2f19c90d464fab8b64c9a9b2c3ff7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df23e0a9af3113def1e69ee811eea2a494f2f19c90d464fab8b64c9a9b2c3ff7", kill_on_drop: false }` [INFO] [stdout] df23e0a9af3113def1e69ee811eea2a494f2f19c90d464fab8b64c9a9b2c3ff7 [INFO] checking read_parquet-0.1.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate read_parquet 0.1.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate read_parquet 0.1.0 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 read_parquet 0.1.0 [INFO] finished tweaking crates.io crate read_parquet 0.1.0 [INFO] tweaked toml for crates.io crate read_parquet 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate crates.io crate read_parquet 0.1.0 already has a lockfile, it will not be regenerated [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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 0cb059091eac121aa6f3b0aaa11dd9a622ff424c76f73463ce9d50767e916ded [INFO] running `Command { std: "docker" "start" "-a" "0cb059091eac121aa6f3b0aaa11dd9a622ff424c76f73463ce9d50767e916ded", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0cb059091eac121aa6f3b0aaa11dd9a622ff424c76f73463ce9d50767e916ded", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0cb059091eac121aa6f3b0aaa11dd9a622ff424c76f73463ce9d50767e916ded", kill_on_drop: false }` [INFO] [stdout] 0cb059091eac121aa6f3b0aaa11dd9a622ff424c76f73463ce9d50767e916ded [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 8a0e29a8870b8e70427825f2ce151eee0e5a9bb1c80aa08a140ab4b95307bd68 [INFO] running `Command { std: "docker" "start" "-a" "8a0e29a8870b8e70427825f2ce151eee0e5a9bb1c80aa08a140ab4b95307bd68", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.109 [INFO] [stderr] Compiling proc-macro2 v1.0.33 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling num-bigint v0.4.3 [INFO] [stderr] Compiling num-rational v0.4.0 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling serde v1.0.131 [INFO] [stderr] Checking lexical-util v0.8.1 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling zstd-safe v4.1.1+zstd.1.5.0 [INFO] [stderr] Compiling crc32fast v1.3.0 [INFO] [stderr] Compiling serde_derive v1.0.131 [INFO] [stderr] Compiling serde_json v1.0.72 [INFO] [stderr] Checking alloc-no-stdlib v2.0.3 [INFO] [stderr] Compiling snap v1.0.5 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking smallvec v1.7.0 [INFO] [stderr] Checking ryu v1.0.7 [INFO] [stderr] Checking alloc-stdlib v0.2.1 [INFO] [stderr] Checking ppv-lite86 v0.2.15 [INFO] [stderr] Checking integer-encoding v1.1.7 [INFO] [stderr] Checking brotli-decompressor v2.3.2 [INFO] [stderr] Compiling parquet v6.3.0 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking os_str_bytes v6.0.0 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Checking lexical-parse-integer v0.8.0 [INFO] [stderr] Checking lexical-write-integer v0.8.0 [INFO] [stderr] Compiling jobserver v0.1.24 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking lexical-write-float v0.8.2 [INFO] [stderr] Compiling cc v1.0.72 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking flate2 v1.0.22 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking lexical-parse-float v0.8.2 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking threadpool v1.8.1 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking ordered-float v1.1.1 [INFO] [stderr] Checking num-complex v0.4.0 [INFO] [stderr] Checking thrift v0.13.0 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking brotli v3.3.2 [INFO] [stderr] Compiling zstd-sys v1.6.1+zstd.1.5.0 [INFO] [stderr] Compiling lz4-sys v1.9.2 [INFO] [stderr] Checking lexical-core v0.8.2 [INFO] [stderr] Checking term-table v1.3.2 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking parquet-format v2.6.1 [INFO] [stderr] Checking num v0.4.0 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Compiling multiversion-macros v0.6.1 [INFO] [stderr] Compiling clap_derive v3.0.0-rc.4 [INFO] [stderr] Checking multiversion v0.6.1 [INFO] [stderr] Checking thiserror v1.0.30 [INFO] [stderr] Checking flatbuffers v2.0.0 [INFO] [stderr] Checking clap v3.0.0-rc.4 [INFO] [stderr] Checking lz4 v1.23.2 [INFO] [stderr] Checking arrow v6.3.0 [INFO] [stderr] Checking zstd v0.9.0+zstd.1.5.0 [INFO] [stderr] Checking string_dataframe v0.1.0 [INFO] [stderr] Checking read_parquet v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 55.66s [INFO] running `Command { std: "docker" "inspect" "8a0e29a8870b8e70427825f2ce151eee0e5a9bb1c80aa08a140ab4b95307bd68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a0e29a8870b8e70427825f2ce151eee0e5a9bb1c80aa08a140ab4b95307bd68", kill_on_drop: false }` [INFO] [stdout] 8a0e29a8870b8e70427825f2ce151eee0e5a9bb1c80aa08a140ab4b95307bd68