[INFO] fetching crate tgbr 0.4.0... [INFO] checking tgbr-0.4.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate tgbr 0.4.0 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate tgbr 0.4.0 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 tgbr 0.4.0 [INFO] finished tweaking crates.io crate tgbr 0.4.0 [INFO] tweaked toml for crates.io crate tgbr 0.4.0 written to /workspace/builds/worker-3-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 71 packages [INFO] [stderr] Adding base64 v0.13.1 (latest: v0.22.0) [INFO] [stderr] Adding base64-serde v0.6.1 (latest: v0.7.0) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding hashbrown v0.12.3 (latest: v0.14.3) [INFO] [stderr] Adding indexmap v1.9.3 (latest: v2.2.6) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.12.1) [INFO] [stderr] Adding radium v0.7.0 (latest: v1.1.0) [INFO] [stderr] Adding serde_derive_internals v0.26.0 (latest: v0.29.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.55.0) [INFO] [stderr] Adding wyz v0.5.1 (latest: v0.6.1) [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] Downloading crates ... [INFO] [stderr] Downloaded base64-serde v0.6.1 [INFO] [stderr] Downloaded ambassador v0.3.6 [INFO] [stderr] Downloaded meru-interface v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] c4fa3c5e851c7c4daf4442d950aacc19b114fde0b34c6aa87e3c55f42fda31ce [INFO] running `Command { std: "docker" "start" "-a" "c4fa3c5e851c7c4daf4442d950aacc19b114fde0b34c6aa87e3c55f42fda31ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c4fa3c5e851c7c4daf4442d950aacc19b114fde0b34c6aa87e3c55f42fda31ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c4fa3c5e851c7c4daf4442d950aacc19b114fde0b34c6aa87e3c55f42fda31ce", kill_on_drop: false }` [INFO] [stdout] c4fa3c5e851c7c4daf4442d950aacc19b114fde0b34c6aa87e3c55f42fda31ce [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] f5668835e59211afc89fbed572c77217be9f2be5ca66600fec5f72c9c7e955bb [INFO] running `Command { std: "docker" "start" "-a" "f5668835e59211afc89fbed572c77217be9f2be5ca66600fec5f72c9c7e955bb", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling schemars v0.8.16 [INFO] [stderr] Compiling radium v0.7.0 [INFO] [stderr] Compiling either v1.10.0 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Checking tap v1.0.1 [INFO] [stderr] Checking funty v2.0.0 [INFO] [stderr] Checking bytesize v1.3.0 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking wyz v0.5.1 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Checking bitvec v1.0.1 [INFO] [stderr] Compiling serde_derive_internals v0.26.0 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Compiling schemars_derive v0.8.16 [INFO] [stderr] Compiling ambassador v0.3.6 [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Checking serde_bytes v0.11.14 [INFO] [stderr] Checking chrono v0.4.37 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking meru-interface v0.3.0 [INFO] [stderr] Checking tgbr v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/gameboy.rs:155:13 [INFO] [stdout] | [INFO] [stdout] 155 | let mut audio_buffer = self.ctx.apu_mut().audio_buffer_mut(); [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/gameboy.rs:155:13 [INFO] [stdout] | [INFO] [stdout] 155 | let mut audio_buffer = self.ctx.apu_mut().audio_buffer_mut(); [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` 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 31.82s [INFO] running `Command { std: "docker" "inspect" "f5668835e59211afc89fbed572c77217be9f2be5ca66600fec5f72c9c7e955bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f5668835e59211afc89fbed572c77217be9f2be5ca66600fec5f72c9c7e955bb", kill_on_drop: false }` [INFO] [stdout] f5668835e59211afc89fbed572c77217be9f2be5ca66600fec5f72c9c7e955bb [INFO] checking tgbr-0.4.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate tgbr 0.4.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate tgbr 0.4.0 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 tgbr 0.4.0 [INFO] finished tweaking crates.io crate tgbr 0.4.0 [INFO] tweaked toml for crates.io crate tgbr 0.4.0 written to /workspace/builds/worker-3-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 71 packages [INFO] [stderr] Adding base64 v0.13.1 (latest: v0.22.0) [INFO] [stderr] Adding base64-serde v0.6.1 (latest: v0.7.0) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding hashbrown v0.12.3 (latest: v0.14.3) [INFO] [stderr] Adding indexmap v1.9.3 (latest: v2.2.6) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.12.1) [INFO] [stderr] Adding radium v0.7.0 (latest: v1.1.0) [INFO] [stderr] Adding serde_derive_internals v0.26.0 (latest: v0.29.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.55.0) [INFO] [stderr] Adding wyz v0.5.1 (latest: v0.6.1) [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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 696f25b8ba637e38c5dea8672e40141b713bc11d9b6f8c201f512b20683b0a0e [INFO] running `Command { std: "docker" "start" "-a" "696f25b8ba637e38c5dea8672e40141b713bc11d9b6f8c201f512b20683b0a0e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "696f25b8ba637e38c5dea8672e40141b713bc11d9b6f8c201f512b20683b0a0e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "696f25b8ba637e38c5dea8672e40141b713bc11d9b6f8c201f512b20683b0a0e", kill_on_drop: false }` [INFO] [stdout] 696f25b8ba637e38c5dea8672e40141b713bc11d9b6f8c201f512b20683b0a0e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 43d90dda3fbf5d51f70639bf447ed1103d59d1b8fbae8a0f101469e2611d3d96 [INFO] running `Command { std: "docker" "start" "-a" "43d90dda3fbf5d51f70639bf447ed1103d59d1b8fbae8a0f101469e2611d3d96", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling radium v0.7.0 [INFO] [stderr] Compiling schemars v0.8.16 [INFO] [stderr] Checking tap v1.0.1 [INFO] [stderr] Compiling either v1.10.0 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Checking funty v2.0.0 [INFO] [stderr] Checking bytesize v1.3.0 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking wyz v0.5.1 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Checking bitvec v1.0.1 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Compiling serde_derive_internals v0.26.0 [INFO] [stderr] Compiling ambassador v0.3.6 [INFO] [stderr] Compiling schemars_derive v0.8.16 [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Checking chrono v0.4.37 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking serde_bytes v0.11.14 [INFO] [stderr] Checking meru-interface v0.3.0 [INFO] [stderr] Checking tgbr v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/gameboy.rs:155:13 [INFO] [stdout] | [INFO] [stdout] 155 | let mut audio_buffer = self.ctx.apu_mut().audio_buffer_mut(); [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/gameboy.rs:155:13 [INFO] [stdout] | [INFO] [stdout] 155 | let mut audio_buffer = self.ctx.apu_mut().audio_buffer_mut(); [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` 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 33.57s [INFO] running `Command { std: "docker" "inspect" "43d90dda3fbf5d51f70639bf447ed1103d59d1b8fbae8a0f101469e2611d3d96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "43d90dda3fbf5d51f70639bf447ed1103d59d1b8fbae8a0f101469e2611d3d96", kill_on_drop: false }` [INFO] [stdout] 43d90dda3fbf5d51f70639bf447ed1103d59d1b8fbae8a0f101469e2611d3d96