[INFO] fetching crate mischef 0.1.16... [INFO] checking mischef-0.1.16 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate mischef 0.1.16 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate mischef 0.1.16 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 mischef 0.1.16 [INFO] finished tweaking crates.io crate mischef 0.1.16 [INFO] tweaked toml for crates.io crate mischef 0.1.16 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 57 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding heck v0.4.1 (latest: v0.5.0) [INFO] [stderr] Adding itertools v0.11.0 (latest: v0.12.1) [INFO] [stderr] Adding ratatui v0.24.0 (latest: v0.26.1) [INFO] [stderr] Adding redox_syscall v0.4.1 (latest: v0.5.1) [INFO] [stderr] Adding strum v0.25.0 (latest: v0.26.2) [INFO] [stderr] Adding strum_macros v0.25.3 (latest: v0.26.2) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding windows-sys v0.48.0 (latest: v0.52.0) [INFO] [stderr] Adding windows-targets v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4) [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 lru v0.12.3 [INFO] [stderr] Downloaded ratatui v0.24.0 [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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b68d79f972901c705d6d9d15fb504dbc6f627aa18a050ccaade3d765c21eb4f7 [INFO] running `Command { std: "docker" "start" "-a" "b68d79f972901c705d6d9d15fb504dbc6f627aa18a050ccaade3d765c21eb4f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b68d79f972901c705d6d9d15fb504dbc6f627aa18a050ccaade3d765c21eb4f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b68d79f972901c705d6d9d15fb504dbc6f627aa18a050ccaade3d765c21eb4f7", kill_on_drop: false }` [INFO] [stdout] b68d79f972901c705d6d9d15fb504dbc6f627aa18a050ccaade3d765c21eb4f7 [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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 189d27ef00973115dc07fc36bb6fc56aea4206c163e6de32eb0103ac7d4524ce [INFO] running `Command { std: "docker" "start" "-a" "189d27ef00973115dc07fc36bb6fc56aea4206c163e6de32eb0103ac7d4524ce", kill_on_drop: false }` [INFO] [stderr] Compiling signal-hook v0.3.17 [INFO] [stderr] Checking zerocopy v0.7.32 [INFO] [stderr] Checking allocator-api2 v0.2.16 [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Compiling paste v1.0.14 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Checking unicode-segmentation v1.11.0 [INFO] [stderr] Compiling indoc v2.0.5 [INFO] [stderr] Checking cassowary v0.3.0 [INFO] [stderr] Checking mio v0.8.11 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking itertools v0.11.0 [INFO] [stderr] Checking signal-hook-mio v0.2.3 [INFO] [stderr] Checking crossterm v0.27.0 [INFO] [stderr] Checking hashbrown v0.14.3 [INFO] [stderr] Checking lru v0.12.3 [INFO] [stderr] Compiling strum_macros v0.25.3 [INFO] [stderr] Checking strum v0.25.0 [INFO] [stderr] Checking ratatui v0.24.0 [INFO] [stderr] Checking mischef v0.1.16 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `cache` [INFO] [stdout] --> src/lib.rs:764:41 [INFO] [stdout] | [INFO] [stdout] 764 | fn render(&mut self, f: &mut Frame, cache: &mut (), area: Rect) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_cache` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cache` [INFO] [stdout] --> src/lib.rs:764:41 [INFO] [stdout] | [INFO] [stdout] 764 | fn render(&mut self, f: &mut Frame, cache: &mut (), area: Rect) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_cache` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` 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 8.42s [INFO] running `Command { std: "docker" "inspect" "189d27ef00973115dc07fc36bb6fc56aea4206c163e6de32eb0103ac7d4524ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "189d27ef00973115dc07fc36bb6fc56aea4206c163e6de32eb0103ac7d4524ce", kill_on_drop: false }` [INFO] [stdout] 189d27ef00973115dc07fc36bb6fc56aea4206c163e6de32eb0103ac7d4524ce [INFO] checking mischef-0.1.16 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate mischef 0.1.16 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate mischef 0.1.16 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 mischef 0.1.16 [INFO] finished tweaking crates.io crate mischef 0.1.16 [INFO] tweaked toml for crates.io crate mischef 0.1.16 written to /workspace/builds/worker-7-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 57 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding heck v0.4.1 (latest: v0.5.0) [INFO] [stderr] Adding itertools v0.11.0 (latest: v0.12.1) [INFO] [stderr] Adding ratatui v0.24.0 (latest: v0.26.1) [INFO] [stderr] Adding redox_syscall v0.4.1 (latest: v0.5.1) [INFO] [stderr] Adding strum v0.25.0 (latest: v0.26.2) [INFO] [stderr] Adding strum_macros v0.25.3 (latest: v0.26.2) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding windows-sys v0.48.0 (latest: v0.52.0) [INFO] [stderr] Adding windows-targets v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4) [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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] eeab458c5eb971e55b8ed2cd7603efc30a193e1a1b442cfe0456d53ed59514a6 [INFO] running `Command { std: "docker" "start" "-a" "eeab458c5eb971e55b8ed2cd7603efc30a193e1a1b442cfe0456d53ed59514a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "eeab458c5eb971e55b8ed2cd7603efc30a193e1a1b442cfe0456d53ed59514a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eeab458c5eb971e55b8ed2cd7603efc30a193e1a1b442cfe0456d53ed59514a6", kill_on_drop: false }` [INFO] [stdout] eeab458c5eb971e55b8ed2cd7603efc30a193e1a1b442cfe0456d53ed59514a6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 37f8b760b0568a2051ad8e72dcaf385e95181bbed8abefb07400e4924c7c42a1 [INFO] running `Command { std: "docker" "start" "-a" "37f8b760b0568a2051ad8e72dcaf385e95181bbed8abefb07400e4924c7c42a1", kill_on_drop: false }` [INFO] [stderr] Compiling signal-hook v0.3.17 [INFO] [stderr] Checking zerocopy v0.7.32 [INFO] [stderr] Checking allocator-api2 v0.2.16 [INFO] [stderr] Compiling paste v1.0.14 [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Checking cassowary v0.3.0 [INFO] [stderr] Compiling indoc v2.0.5 [INFO] [stderr] Checking unicode-segmentation v1.11.0 [INFO] [stderr] Checking mio v0.8.11 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking itertools v0.11.0 [INFO] [stderr] Checking signal-hook-mio v0.2.3 [INFO] [stderr] Checking hashbrown v0.14.3 [INFO] [stderr] Checking crossterm v0.27.0 [INFO] [stderr] Checking lru v0.12.3 [INFO] [stderr] Compiling strum_macros v0.25.3 [INFO] [stderr] Checking strum v0.25.0 [INFO] [stderr] Checking ratatui v0.24.0 [INFO] [stderr] Checking mischef v0.1.16 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `cache` [INFO] [stdout] --> src/lib.rs:764:41 [INFO] [stdout] | [INFO] [stdout] 764 | fn render(&mut self, f: &mut Frame, cache: &mut (), area: Rect) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_cache` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cache` [INFO] [stdout] --> src/lib.rs:764:41 [INFO] [stdout] | [INFO] [stdout] 764 | fn render(&mut self, f: &mut Frame, cache: &mut (), area: Rect) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_cache` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` 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 8.90s [INFO] running `Command { std: "docker" "inspect" "37f8b760b0568a2051ad8e72dcaf385e95181bbed8abefb07400e4924c7c42a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37f8b760b0568a2051ad8e72dcaf385e95181bbed8abefb07400e4924c7c42a1", kill_on_drop: false }` [INFO] [stdout] 37f8b760b0568a2051ad8e72dcaf385e95181bbed8abefb07400e4924c7c42a1