[INFO] fetching crate rust_demangle 0.1.0... [INFO] checking rust_demangle-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate rust_demangle 0.1.0 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate rust_demangle 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] removed /workspace/builds/worker-6-tc1/source/.cargo/config [INFO] started tweaking crates.io crate rust_demangle 0.1.0 [INFO] finished tweaking crates.io crate rust_demangle 0.1.0 [INFO] tweaked toml for crates.io crate rust_demangle 0.1.0 written to /workspace/builds/worker-6-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 34 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding ctor v0.1.26 (latest: v0.2.7) [INFO] [stderr] Adding indoc v0.3.6 (latest: v2.0.5) [INFO] [stderr] Adding indoc-impl v0.3.6 (latest: v0.3.7) [INFO] [stderr] Adding inventory v0.1.11 (latest: v0.3.15) [INFO] [stderr] Adding parking_lot v0.11.2 (latest: v0.12.1) [INFO] [stderr] Adding parking_lot_core v0.8.6 (latest: v0.9.9) [INFO] [stderr] Adding paste v0.1.18 (latest: v1.0.14) [INFO] [stderr] Adding pyo3 v0.13.2 (latest: v0.21.1) [INFO] [stderr] Adding pyo3-macros v0.13.2 (latest: v0.21.1) [INFO] [stderr] Adding pyo3-macros-backend v0.13.2 (latest: v0.21.1) [INFO] [stderr] Adding redox_syscall v0.2.16 (latest: v0.5.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding unindent v0.1.11 (latest: v0.2.3) [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] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pyo3-macros v0.13.2 [INFO] [stderr] Downloaded inventory-impl v0.1.11 [INFO] [stderr] Downloaded inventory v0.1.11 [INFO] [stderr] Downloaded pyo3-macros-backend v0.13.2 [INFO] [stderr] Downloaded pyo3 v0.13.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] dc06d171e4a806e7204b00ce8a1b5de6cfe828e1a6b0646dc41eb608d0ae1690 [INFO] running `Command { std: "docker" "start" "-a" "dc06d171e4a806e7204b00ce8a1b5de6cfe828e1a6b0646dc41eb608d0ae1690", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dc06d171e4a806e7204b00ce8a1b5de6cfe828e1a6b0646dc41eb608d0ae1690", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc06d171e4a806e7204b00ce8a1b5de6cfe828e1a6b0646dc41eb608d0ae1690", kill_on_drop: false }` [INFO] [stdout] dc06d171e4a806e7204b00ce8a1b5de6cfe828e1a6b0646dc41eb608d0ae1690 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] f31cb8cbcf59216ff985c025966c10e0e19da8e8f8d067cdc3e5c57fdb94ed66 [INFO] running `Command { std: "docker" "start" "-a" "f31cb8cbcf59216ff985c025966c10e0e19da8e8f8d067cdc3e5c57fdb94ed66", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro-hack v0.5.20+deprecated [INFO] [stderr] Compiling inventory v0.1.11 [INFO] [stderr] Compiling unindent v0.1.11 [INFO] [stderr] Compiling pyo3 v0.13.2 [INFO] [stderr] Checking parking_lot_core v0.8.6 [INFO] [stderr] Compiling inventory-impl v0.1.11 [INFO] [stderr] Compiling pyo3-macros-backend v0.13.2 [INFO] [stderr] Compiling ctor v0.1.26 [INFO] [stderr] Compiling ghost v0.1.17 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Checking rustc-demangle v0.1.23 [INFO] [stderr] Compiling paste-impl v0.1.18 [INFO] [stderr] Compiling indoc-impl v0.3.6 [INFO] [stderr] Compiling pyo3-macros v0.13.2 [INFO] [stderr] Checking paste v0.1.18 [INFO] [stderr] Checking indoc v0.3.6 [INFO] [stderr] Checking rust_demangle v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `rustc_demangle` is imported redundantly [INFO] [stdout] --> src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use rustc_demangle; [INFO] [stdout] | ^^^^^^^^^^^^^^ the item `rustc_demangle` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `rustc_demangle` is imported redundantly [INFO] [stdout] --> src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use rustc_demangle; [INFO] [stdout] | ^^^^^^^^^^^^^^ the item `rustc_demangle` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.79s [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: pyo3 v0.13.2, pyo3-macros-backend v0.13.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "f31cb8cbcf59216ff985c025966c10e0e19da8e8f8d067cdc3e5c57fdb94ed66", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f31cb8cbcf59216ff985c025966c10e0e19da8e8f8d067cdc3e5c57fdb94ed66", kill_on_drop: false }` [INFO] [stdout] f31cb8cbcf59216ff985c025966c10e0e19da8e8f8d067cdc3e5c57fdb94ed66 [INFO] checking rust_demangle-0.1.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate rust_demangle 0.1.0 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate rust_demangle 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] removed /workspace/builds/worker-6-tc2/source/.cargo/config [INFO] started tweaking crates.io crate rust_demangle 0.1.0 [INFO] finished tweaking crates.io crate rust_demangle 0.1.0 [INFO] tweaked toml for crates.io crate rust_demangle 0.1.0 written to /workspace/builds/worker-6-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 34 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding ctor v0.1.26 (latest: v0.2.7) [INFO] [stderr] Adding indoc v0.3.6 (latest: v2.0.5) [INFO] [stderr] Adding indoc-impl v0.3.6 (latest: v0.3.7) [INFO] [stderr] Adding inventory v0.1.11 (latest: v0.3.15) [INFO] [stderr] Adding parking_lot v0.11.2 (latest: v0.12.1) [INFO] [stderr] Adding parking_lot_core v0.8.6 (latest: v0.9.9) [INFO] [stderr] Adding paste v0.1.18 (latest: v1.0.14) [INFO] [stderr] Adding pyo3 v0.13.2 (latest: v0.21.1) [INFO] [stderr] Adding pyo3-macros v0.13.2 (latest: v0.21.1) [INFO] [stderr] Adding pyo3-macros-backend v0.13.2 (latest: v0.21.1) [INFO] [stderr] Adding redox_syscall v0.2.16 (latest: v0.5.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding unindent v0.1.11 (latest: v0.2.3) [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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 3ee20fda9a6b0f8b1bbb4e6e5f9cc4260a9c21bb2679b4d16f921b1ef4d5afd3 [INFO] running `Command { std: "docker" "start" "-a" "3ee20fda9a6b0f8b1bbb4e6e5f9cc4260a9c21bb2679b4d16f921b1ef4d5afd3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3ee20fda9a6b0f8b1bbb4e6e5f9cc4260a9c21bb2679b4d16f921b1ef4d5afd3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ee20fda9a6b0f8b1bbb4e6e5f9cc4260a9c21bb2679b4d16f921b1ef4d5afd3", kill_on_drop: false }` [INFO] [stdout] 3ee20fda9a6b0f8b1bbb4e6e5f9cc4260a9c21bb2679b4d16f921b1ef4d5afd3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 98cea99bcc62b66549f9a45371ce5d9d334467a9baea78798926f2803c256230 [INFO] running `Command { std: "docker" "start" "-a" "98cea99bcc62b66549f9a45371ce5d9d334467a9baea78798926f2803c256230", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro-hack v0.5.20+deprecated [INFO] [stderr] Compiling unindent v0.1.11 [INFO] [stderr] Compiling inventory v0.1.11 [INFO] [stderr] Compiling pyo3 v0.13.2 [INFO] [stderr] Checking parking_lot_core v0.8.6 [INFO] [stderr] Compiling pyo3-macros-backend v0.13.2 [INFO] [stderr] Compiling ctor v0.1.26 [INFO] [stderr] Compiling ghost v0.1.17 [INFO] [stderr] Compiling inventory-impl v0.1.11 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Checking rustc-demangle v0.1.23 [INFO] [stderr] Compiling indoc-impl v0.3.6 [INFO] [stderr] Compiling paste-impl v0.1.18 [INFO] [stderr] Checking paste v0.1.18 [INFO] [stderr] Checking indoc v0.3.6 [INFO] [stderr] Compiling pyo3-macros v0.13.2 [INFO] [stderr] Checking rust_demangle v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `rustc_demangle` is imported redundantly [INFO] [stdout] --> src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use rustc_demangle; [INFO] [stdout] | ^^^^^^^^^^^^^^ the item `rustc_demangle` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `rustc_demangle` is imported redundantly [INFO] [stdout] --> src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use rustc_demangle; [INFO] [stdout] | ^^^^^^^^^^^^^^ the item `rustc_demangle` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.09s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: pyo3 v0.13.2, pyo3-macros-backend v0.13.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "98cea99bcc62b66549f9a45371ce5d9d334467a9baea78798926f2803c256230", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "98cea99bcc62b66549f9a45371ce5d9d334467a9baea78798926f2803c256230", kill_on_drop: false }` [INFO] [stdout] 98cea99bcc62b66549f9a45371ce5d9d334467a9baea78798926f2803c256230