[INFO] fetching crate rendy-shader 0.5.1...
[INFO] checking rendy-shader-0.5.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate rendy-shader 0.5.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate rendy-shader 0.5.1 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rendy-shader 0.5.1
[INFO] finished tweaking crates.io crate rendy-shader 0.5.1
[INFO] tweaked toml for crates.io crate rendy-shader 0.5.1 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 67 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding cfg-if v0.1.10 (latest: v1.0.0)
[INFO] [stderr]       Adding cloudabi v0.0.3 (latest: v0.1.0)
[INFO] [stderr]       Adding crossbeam-channel v0.3.9 (latest: v0.5.12)
[INFO] [stderr]       Adding crossbeam-utils v0.6.6 (latest: v0.8.19)
[INFO] [stderr]       Adding gfx-hal v0.4.1 (latest: v0.9.0)
[INFO] [stderr]       Adding lock_api v0.3.4 (latest: v0.4.11)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding parking_lot v0.9.0 (latest: v0.12.1)
[INFO] [stderr]       Adding parking_lot_core v0.6.3 (latest: v0.9.9)
[INFO] [stderr]       Adding raw-window-handle v0.3.4 (latest: v0.6.0)
[INFO] [stderr]       Adding raw-window-handle v0.4.3 (latest: v0.6.0)
[INFO] [stderr]       Adding redox_syscall v0.1.57 (latest: v0.5.1)
[INFO] [stderr]       Adding rustc_version v0.2.3 (latest: v0.4.0)
[INFO] [stderr]       Adding semver v0.9.0 (latest: v1.0.22)
[INFO] [stderr]       Adding semver-parser v0.7.0 (latest: v0.10.2)
[INFO] [stderr]       Adding shaderc v0.6.3 (latest: v0.8.3)
[INFO] [stderr]       Adding shaderc-sys v0.6.3 (latest: v0.8.3)
[INFO] [stderr]       Adding smallvec v0.6.14 (latest: v1.13.2)
[INFO] [stderr]       Adding time v0.1.45 (latest: v0.3.34)
[INFO] [stderr]       Adding wasi v0.10.0+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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rendy-memory v0.5.2
[INFO] [stderr]   Downloaded rendy-wsi v0.5.1
[INFO] [stderr]   Downloaded colorful v0.2.2
[INFO] [stderr]   Downloaded relevant v0.4.2
[INFO] [stderr]   Downloaded hibitset v0.6.4
[INFO] [stderr]   Downloaded shaderc v0.6.3
[INFO] [stderr]   Downloaded rendy-descriptor v0.5.1
[INFO] [stderr]   Downloaded rendy-command v0.5.1
[INFO] [stderr]   Downloaded spirv-reflect v0.2.3
[INFO] [stderr]   Downloaded rendy-resource v0.5.1
[INFO] [stderr]   Downloaded rendy-core v0.5.1
[INFO] [stderr]   Downloaded shaderc-sys v0.6.3
[INFO] [stderr]   Downloaded crossbeam-utils v0.6.6
[INFO] [stderr]   Downloaded crossbeam-channel v0.3.9
[INFO] [stderr]   Downloaded rendy-factory v0.5.1
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 19c703f7e22bda3c6f0b48df1f8adaf4a6069421dae0d8ee8255e2c7b81c7523
[INFO] running `Command { std: "docker" "start" "-a" "19c703f7e22bda3c6f0b48df1f8adaf4a6069421dae0d8ee8255e2c7b81c7523", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19c703f7e22bda3c6f0b48df1f8adaf4a6069421dae0d8ee8255e2c7b81c7523", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19c703f7e22bda3c6f0b48df1f8adaf4a6069421dae0d8ee8255e2c7b81c7523", kill_on_drop: false }`
[INFO] [stdout] 19c703f7e22bda3c6f0b48df1f8adaf4a6069421dae0d8ee8255e2c7b81c7523
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47d9af15448b07aa2a5f3e2d11057a4e5b0ba157159851cf30cf74ad5fe3e21d
[INFO] running `Command { std: "docker" "start" "-a" "47d9af15448b07aa2a5f3e2d11057a4e5b0ba157159851cf30cf74ad5fe3e21d", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking raw-window-handle v0.4.3
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking raw-window-handle v0.3.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking gfx-hal v0.4.1
[INFO] [stderr]     Checking hibitset v0.6.4
[INFO] [stderr]     Checking colorful v0.2.2
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking relevant v0.4.2
[INFO] [stderr]     Checking rendy-memory v0.5.2
[INFO] [stderr]     Checking rendy-descriptor v0.5.1
[INFO] [stderr]     Checking thread_profiler v0.3.0
[INFO] [stderr]     Checking rendy-core v0.5.1
[INFO] [stderr]     Checking rendy-resource v0.5.1
[INFO] [stderr]     Checking rendy-command v0.5.1
[INFO] [stderr]     Checking rendy-wsi v0.5.1
[INFO] [stderr]     Checking rendy-factory v0.5.1
[INFO] [stderr]     Checking rendy-shader v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `stage` is never read
[INFO] [stdout]    --> src/lib.rs:445:5
[INFO] [stdout]     |
[INFO] [stdout] 444 | pub struct ShaderStorage<B: Backend> {
[INFO] [stdout]     |            ------------- field in this struct
[INFO] [stdout] 445 |     stage: ShaderStageFlags,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ShaderStorage` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `stage` is never read
[INFO] [stdout]    --> src/lib.rs:445:5
[INFO] [stdout]     |
[INFO] [stdout] 444 | pub struct ShaderStorage<B: Backend> {
[INFO] [stdout]     |            ------------- field in this struct
[INFO] [stdout] 445 |     stage: ShaderStageFlags,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ShaderStorage` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` 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 3.83s
[INFO] running `Command { std: "docker" "inspect" "47d9af15448b07aa2a5f3e2d11057a4e5b0ba157159851cf30cf74ad5fe3e21d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47d9af15448b07aa2a5f3e2d11057a4e5b0ba157159851cf30cf74ad5fe3e21d", kill_on_drop: false }`
[INFO] [stdout] 47d9af15448b07aa2a5f3e2d11057a4e5b0ba157159851cf30cf74ad5fe3e21d
[INFO] checking rendy-shader-0.5.1 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate rendy-shader 0.5.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate rendy-shader 0.5.1 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rendy-shader 0.5.1
[INFO] finished tweaking crates.io crate rendy-shader 0.5.1
[INFO] tweaked toml for crates.io crate rendy-shader 0.5.1 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61ddd037243a7a88f39dbabe37db9eac910a43906b51ebb64ad49d7db605f9d6
[INFO] running `Command { std: "docker" "start" "-a" "61ddd037243a7a88f39dbabe37db9eac910a43906b51ebb64ad49d7db605f9d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61ddd037243a7a88f39dbabe37db9eac910a43906b51ebb64ad49d7db605f9d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61ddd037243a7a88f39dbabe37db9eac910a43906b51ebb64ad49d7db605f9d6", kill_on_drop: false }`
[INFO] [stdout] 61ddd037243a7a88f39dbabe37db9eac910a43906b51ebb64ad49d7db605f9d6
[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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f08fd10b69f8effa2212b5e13f7ff931b0d763632f60ea7249b70e72f8c370c
[INFO] running `Command { std: "docker" "start" "-a" "4f08fd10b69f8effa2212b5e13f7ff931b0d763632f60ea7249b70e72f8c370c", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking raw-window-handle v0.4.3
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking raw-window-handle v0.3.4
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/miniz_oxide-0.7.2/src/inflate/core.rs:1196:9
[INFO] [stdout]      |
[INFO] [stdout] 1196 | /         match state {
[INFO] [stdout] 1197 | |             Start => generate_state!(state, 'state_machine, {
[INFO] [stdout] 1198 | |                 l.bit_buf = 0;
[INFO] [stdout] 1199 | |                 l.num_bits = 0;
[INFO] [stdout] ...    |
[INFO] [stdout] 1741 | |             _ => break TINFLStatus::Failed,
[INFO] [stdout] 1742 | |         };
[INFO] [stdout]      | |_________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `miniz_oxide` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "4f08fd10b69f8effa2212b5e13f7ff931b0d763632f60ea7249b70e72f8c370c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f08fd10b69f8effa2212b5e13f7ff931b0d763632f60ea7249b70e72f8c370c", kill_on_drop: false }`
[INFO] [stdout] 4f08fd10b69f8effa2212b5e13f7ff931b0d763632f60ea7249b70e72f8c370c