[INFO] fetching crate dumbledore 0.1.0... [INFO] checking dumbledore-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate dumbledore 0.1.0 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate dumbledore 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 dumbledore 0.1.0 [INFO] finished tweaking crates.io crate dumbledore 0.1.0 [INFO] tweaked toml for crates.io crate dumbledore 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 9 packages [INFO] [stderr] Adding wasi v0.11.0+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] 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] 97b218d8f3d3356a90a27da97c018f7cff78ec42b29e2891a3fa6d798bb8e9a7 [INFO] running `Command { std: "docker" "start" "-a" "97b218d8f3d3356a90a27da97c018f7cff78ec42b29e2891a3fa6d798bb8e9a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "97b218d8f3d3356a90a27da97c018f7cff78ec42b29e2891a3fa6d798bb8e9a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "97b218d8f3d3356a90a27da97c018f7cff78ec42b29e2891a3fa6d798bb8e9a7", kill_on_drop: false }` [INFO] [stdout] 97b218d8f3d3356a90a27da97c018f7cff78ec42b29e2891a3fa6d798bb8e9a7 [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] b631d4690fe470be6a73d0e9801f2bb69eda0277874d72ed42478d03c4c2af82 [INFO] running `Command { std: "docker" "start" "-a" "b631d4690fe470be6a73d0e9801f2bb69eda0277874d72ed42478d03c4c2af82", kill_on_drop: false }` [INFO] [stderr] Checking dumbledore v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:185:25 [INFO] [stdout] | [INFO] [stdout] 185 | .get_comp::<(tests::Health)>(id.index).is_err() { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 185 - .get_comp::<(tests::Health)>(id.index).is_err() { [INFO] [stdout] 185 + .get_comp::(id.index).is_err() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/lib.rs:78:9 [INFO] [stdout] | [INFO] [stdout] 78 | for i in 0..255 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `option` [INFO] [stdout] --> src/lib.rs:96:17 [INFO] [stdout] | [INFO] [stdout] 96 | let option = player [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_option` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/lib.rs:107:9 [INFO] [stdout] | [INFO] [stdout] 107 | for i in 0..1024 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `option` [INFO] [stdout] --> src/lib.rs:135:17 [INFO] [stdout] | [INFO] [stdout] 135 | let option = player [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_option` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/lib.rs:145:9 [INFO] [stdout] | [INFO] [stdout] 145 | for i in 0..1024 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.37s [INFO] running `Command { std: "docker" "inspect" "b631d4690fe470be6a73d0e9801f2bb69eda0277874d72ed42478d03c4c2af82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b631d4690fe470be6a73d0e9801f2bb69eda0277874d72ed42478d03c4c2af82", kill_on_drop: false }` [INFO] [stdout] b631d4690fe470be6a73d0e9801f2bb69eda0277874d72ed42478d03c4c2af82 [INFO] checking dumbledore-0.1.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate dumbledore 0.1.0 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate dumbledore 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 dumbledore 0.1.0 [INFO] finished tweaking crates.io crate dumbledore 0.1.0 [INFO] tweaked toml for crates.io crate dumbledore 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 9 packages [INFO] [stderr] Adding wasi v0.11.0+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-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] 19896d2ac272f7e10b58f61f0e863d694eebec44c4635837314fd666903b7393 [INFO] running `Command { std: "docker" "start" "-a" "19896d2ac272f7e10b58f61f0e863d694eebec44c4635837314fd666903b7393", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "19896d2ac272f7e10b58f61f0e863d694eebec44c4635837314fd666903b7393", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "19896d2ac272f7e10b58f61f0e863d694eebec44c4635837314fd666903b7393", kill_on_drop: false }` [INFO] [stdout] 19896d2ac272f7e10b58f61f0e863d694eebec44c4635837314fd666903b7393 [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] 08a6a9dc3effe673699d36c856969579213cdd19ad8e8c86d568ee9678842d9d [INFO] running `Command { std: "docker" "start" "-a" "08a6a9dc3effe673699d36c856969579213cdd19ad8e8c86d568ee9678842d9d", kill_on_drop: false }` [INFO] [stderr] Checking dumbledore v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:185:25 [INFO] [stdout] | [INFO] [stdout] 185 | .get_comp::<(tests::Health)>(id.index).is_err() { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 185 - .get_comp::<(tests::Health)>(id.index).is_err() { [INFO] [stdout] 185 + .get_comp::(id.index).is_err() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/lib.rs:78:9 [INFO] [stdout] | [INFO] [stdout] 78 | for i in 0..255 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `option` [INFO] [stdout] --> src/lib.rs:96:17 [INFO] [stdout] | [INFO] [stdout] 96 | let option = player [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_option` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/lib.rs:107:9 [INFO] [stdout] | [INFO] [stdout] 107 | for i in 0..1024 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `option` [INFO] [stdout] --> src/lib.rs:135:17 [INFO] [stdout] | [INFO] [stdout] 135 | let option = player [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_option` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/lib.rs:145:9 [INFO] [stdout] | [INFO] [stdout] 145 | for i in 0..1024 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.24s [INFO] running `Command { std: "docker" "inspect" "08a6a9dc3effe673699d36c856969579213cdd19ad8e8c86d568ee9678842d9d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "08a6a9dc3effe673699d36c856969579213cdd19ad8e8c86d568ee9678842d9d", kill_on_drop: false }` [INFO] [stdout] 08a6a9dc3effe673699d36c856969579213cdd19ad8e8c86d568ee9678842d9d