[INFO] fetching crate rustpython-format 0.3.0... [INFO] checking rustpython-format-0.3.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate rustpython-format 0.3.0 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate rustpython-format 0.3.0 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 rustpython-format 0.3.0 [INFO] finished tweaking crates.io crate rustpython-format 0.3.0 [INFO] tweaked toml for crates.io crate rustpython-format 0.3.0 written to /workspace/builds/worker-0-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 59 packages [INFO] [stderr] Adding base64 v0.13.1 (latest: v0.22.0) [INFO] [stderr] Adding block-buffer v0.9.0 (latest: v0.10.4) [INFO] [stderr] Adding block-padding v0.2.1 (latest: v0.3.3) [INFO] [stderr] Adding convert_case v0.4.0 (latest: v0.6.0) [INFO] [stderr] Adding digest v0.9.0 (latest: v0.10.7) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.12) [INFO] [stderr] Adding is-macro v0.2.2 (latest: v0.3.5) [INFO] [stderr] Adding itertools v0.9.0 (latest: v0.12.1) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.12.1) [INFO] [stderr] Adding malachite v0.3.2 (latest: v0.4.6) [INFO] [stderr] Adding malachite-base v0.3.2 (latest: v0.4.6) [INFO] [stderr] Adding malachite-bigint v0.1.0 (latest: v0.2.0) [INFO] [stderr] Adding malachite-nz v0.3.2 (latest: v0.4.6) [INFO] [stderr] Adding malachite-q v0.3.2 (latest: v0.4.6) [INFO] [stderr] Adding pmutil v0.5.3 (latest: v0.6.1) [INFO] [stderr] Adding rand v0.7.3 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.2.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.5.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.2.0 (latest: v0.3.2) [INFO] [stderr] Adding sha3 v0.9.1 (latest: v0.10.8) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding wasi v0.9.0+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 malachite v0.3.2 [INFO] [stderr] Downloaded rustpython-literal v0.3.0 [INFO] [stderr] Downloaded embed-doc-image v0.1.4 [INFO] [stderr] Downloaded is-macro v0.2.2 [INFO] [stderr] Downloaded pmutil v0.5.3 [INFO] [stderr] Downloaded malachite-bigint v0.1.0 [INFO] [stderr] Downloaded unic-ucd-category v0.9.0 [INFO] [stderr] Downloaded malachite-q v0.3.2 [INFO] [stderr] Downloaded malachite-base v0.3.2 [INFO] [stderr] Downloaded malachite-nz v0.3.2 [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] cb9b46698dfa58f213e72333c98e9eebf92ab82dbc048b69120b27253e4b8dc5 [INFO] running `Command { std: "docker" "start" "-a" "cb9b46698dfa58f213e72333c98e9eebf92ab82dbc048b69120b27253e4b8dc5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cb9b46698dfa58f213e72333c98e9eebf92ab82dbc048b69120b27253e4b8dc5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cb9b46698dfa58f213e72333c98e9eebf92ab82dbc048b69120b27253e4b8dc5", kill_on_drop: false }` [INFO] [stdout] cb9b46698dfa58f213e72333c98e9eebf92ab82dbc048b69120b27253e4b8dc5 [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] 2ae15be4f133e0dca2b9ec2d2de41ad872ec91b6ba561454abcb8427c2d1bd17 [INFO] running `Command { std: "docker" "start" "-a" "2ae15be4f133e0dca2b9ec2d2de41ad872ec91b6ba561454abcb8427c2d1bd17", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Checking block-padding v0.2.1 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking keccak v0.1.5 [INFO] [stderr] Compiling base64 v0.13.1 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking unic-common v0.9.0 [INFO] [stderr] Checking unic-char-range v0.9.0 [INFO] [stderr] Checking matches v0.1.10 [INFO] [stderr] Compiling Inflector v0.11.4 [INFO] [stderr] Checking hexf-parse v0.2.1 [INFO] [stderr] Checking unic-char-property v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking lexical-util v0.8.5 [INFO] [stderr] Checking unic-ucd-version v0.9.0 [INFO] [stderr] Checking sha3 v0.9.1 [INFO] [stderr] Checking unic-ucd-category v0.9.0 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking lexical-parse-integer v0.8.6 [INFO] [stderr] Checking lexical-parse-float v0.8.5 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking malachite-base v0.3.2 [INFO] [stderr] Compiling pmutil v0.5.3 [INFO] [stderr] Compiling embed-doc-image v0.1.4 [INFO] [stderr] Compiling derive_more v0.99.17 [INFO] [stderr] Compiling is-macro v0.2.2 [INFO] [stderr] Checking rustpython-literal v0.3.0 [INFO] [stderr] Checking malachite-nz v0.3.2 [INFO] [stderr] Checking malachite-q v0.3.2 [INFO] [stderr] Checking malachite v0.3.2 [INFO] [stderr] Checking malachite-bigint v0.1.0 [INFO] [stderr] Checking rustpython-format v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.89s [INFO] running `Command { std: "docker" "inspect" "2ae15be4f133e0dca2b9ec2d2de41ad872ec91b6ba561454abcb8427c2d1bd17", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ae15be4f133e0dca2b9ec2d2de41ad872ec91b6ba561454abcb8427c2d1bd17", kill_on_drop: false }` [INFO] [stdout] 2ae15be4f133e0dca2b9ec2d2de41ad872ec91b6ba561454abcb8427c2d1bd17 [INFO] checking rustpython-format-0.3.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate rustpython-format 0.3.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate rustpython-format 0.3.0 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 rustpython-format 0.3.0 [INFO] finished tweaking crates.io crate rustpython-format 0.3.0 [INFO] tweaked toml for crates.io crate rustpython-format 0.3.0 written to /workspace/builds/worker-0-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] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 59 packages [INFO] [stderr] Adding base64 v0.13.1 (latest: v0.22.0) [INFO] [stderr] Adding block-buffer v0.9.0 (latest: v0.10.4) [INFO] [stderr] Adding block-padding v0.2.1 (latest: v0.3.3) [INFO] [stderr] Adding convert_case v0.4.0 (latest: v0.6.0) [INFO] [stderr] Adding digest v0.9.0 (latest: v0.10.7) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.12) [INFO] [stderr] Adding is-macro v0.2.2 (latest: v0.3.5) [INFO] [stderr] Adding itertools v0.9.0 (latest: v0.12.1) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.12.1) [INFO] [stderr] Adding malachite v0.3.2 (latest: v0.4.6) [INFO] [stderr] Adding malachite-base v0.3.2 (latest: v0.4.6) [INFO] [stderr] Adding malachite-bigint v0.1.0 (latest: v0.2.0) [INFO] [stderr] Adding malachite-nz v0.3.2 (latest: v0.4.6) [INFO] [stderr] Adding malachite-q v0.3.2 (latest: v0.4.6) [INFO] [stderr] Adding pmutil v0.5.3 (latest: v0.6.1) [INFO] [stderr] Adding rand v0.7.3 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.2.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.5.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.2.0 (latest: v0.3.2) [INFO] [stderr] Adding sha3 v0.9.1 (latest: v0.10.8) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding wasi v0.9.0+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-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] f3a53429af29b544a56b52c306680ceac51eeaa28694d962896412296240ed6d [INFO] running `Command { std: "docker" "start" "-a" "f3a53429af29b544a56b52c306680ceac51eeaa28694d962896412296240ed6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f3a53429af29b544a56b52c306680ceac51eeaa28694d962896412296240ed6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f3a53429af29b544a56b52c306680ceac51eeaa28694d962896412296240ed6d", kill_on_drop: false }` [INFO] [stdout] f3a53429af29b544a56b52c306680ceac51eeaa28694d962896412296240ed6d [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] ce3e79f258945ac04796ed5bb24fe24ce3b8dc0dd377b7cdc5aa6ae64fca72b1 [INFO] running `Command { std: "docker" "start" "-a" "ce3e79f258945ac04796ed5bb24fe24ce3b8dc0dd377b7cdc5aa6ae64fca72b1", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking block-padding v0.2.1 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Checking keccak v0.1.5 [INFO] [stderr] Compiling base64 v0.13.1 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking unic-char-range v0.9.0 [INFO] [stderr] Checking unic-common v0.9.0 [INFO] [stderr] Compiling Inflector v0.11.4 [INFO] [stderr] Checking matches v0.1.10 [INFO] [stderr] Checking hexf-parse v0.2.1 [INFO] [stderr] Checking lexical-util v0.8.5 [INFO] [stderr] Checking unic-ucd-version v0.9.0 [INFO] [stderr] Checking unic-char-property v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking unic-ucd-category v0.9.0 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking sha3 v0.9.1 [INFO] [stderr] Checking lexical-parse-integer v0.8.6 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking lexical-parse-float v0.8.5 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking malachite-base v0.3.2 [INFO] [stderr] Compiling pmutil v0.5.3 [INFO] [stderr] Compiling embed-doc-image v0.1.4 [INFO] [stderr] Compiling derive_more v0.99.17 [INFO] [stderr] Compiling is-macro v0.2.2 [INFO] [stderr] Checking rustpython-literal v0.3.0 [INFO] [stderr] Checking malachite-nz v0.3.2 [INFO] [stderr] Checking malachite-q v0.3.2 [INFO] [stderr] Checking malachite v0.3.2 [INFO] [stderr] Checking malachite-bigint v0.1.0 [INFO] [stderr] Checking rustpython-format v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.86s [INFO] running `Command { std: "docker" "inspect" "ce3e79f258945ac04796ed5bb24fe24ce3b8dc0dd377b7cdc5aa6ae64fca72b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce3e79f258945ac04796ed5bb24fe24ce3b8dc0dd377b7cdc5aa6ae64fca72b1", kill_on_drop: false }` [INFO] [stdout] ce3e79f258945ac04796ed5bb24fe24ce3b8dc0dd377b7cdc5aa6ae64fca72b1