[INFO] fetching crate wgpu-subscriber 0.1.0...
[INFO] testing wgpu-subscriber-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate wgpu-subscriber 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate wgpu-subscriber 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wgpu-subscriber 0.1.0
[INFO] finished tweaking crates.io crate wgpu-subscriber 0.1.0
[INFO] tweaked toml for crates.io crate wgpu-subscriber 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03f9007e7e27a4cb86368dd285cdfb24c691ae4470d706c339187ba75570e009
[INFO] running `Command { std: "docker" "start" "-a" "03f9007e7e27a4cb86368dd285cdfb24c691ae4470d706c339187ba75570e009", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03f9007e7e27a4cb86368dd285cdfb24c691ae4470d706c339187ba75570e009", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03f9007e7e27a4cb86368dd285cdfb24c691ae4470d706c339187ba75570e009", kill_on_drop: false }`
[INFO] [stdout] 03f9007e7e27a4cb86368dd285cdfb24c691ae4470d706c339187ba75570e009
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7b947a777fe35c5822a096ffdc9f3ebe1089002f0275552a494d65501974194
[INFO] running `Command { std: "docker" "start" "-a" "d7b947a777fe35c5822a096ffdc9f3ebe1089002f0275552a494d65501974194", kill_on_drop: false }`
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling tracing-core v0.1.19
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling instant v0.1.10
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling sharded-slab v0.1.3
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling thread-id v3.3.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling tracing-serde v0.1.2
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling tracing-log v0.1.2
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling tracing-subscriber v0.2.20
[INFO] [stderr]    Compiling wgpu-subscriber v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `tracing_subscriber::layer::Context::<'a, S>::scope`: equivalent to `self.current_span().id().and_then(|id| self.span_scope(id).from_root())` but consider passing an explicit ID instead of relying on the contextual span
[INFO] [stdout]   --> src/fmt_layer.rs:71:25
[INFO] [stdout]    |
[INFO] [stdout] 71 |         for span in ctx.scope() {
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.92s
[INFO] running `Command { std: "docker" "inspect" "d7b947a777fe35c5822a096ffdc9f3ebe1089002f0275552a494d65501974194", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7b947a777fe35c5822a096ffdc9f3ebe1089002f0275552a494d65501974194", kill_on_drop: false }`
[INFO] [stdout] d7b947a777fe35c5822a096ffdc9f3ebe1089002f0275552a494d65501974194
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a50a0b56970dad6675b0fb9225d7590803d64bdd3665d75bc7f4a5ac1f65bf2
[INFO] running `Command { std: "docker" "start" "-a" "3a50a0b56970dad6675b0fb9225d7590803d64bdd3665d75bc7f4a5ac1f65bf2", kill_on_drop: false }`
[INFO] [stderr]    Compiling wgpu-subscriber v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `tracing_subscriber::layer::Context::<'a, S>::scope`: equivalent to `self.current_span().id().and_then(|id| self.span_scope(id).from_root())` but consider passing an explicit ID instead of relying on the contextual span
[INFO] [stdout]   --> src/fmt_layer.rs:71:25
[INFO] [stdout]    |
[INFO] [stdout] 71 |         for span in ctx.scope() {
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `tracing_subscriber::layer::Context::<'a, S>::scope`: equivalent to `self.current_span().id().and_then(|id| self.span_scope(id).from_root())` but consider passing an explicit ID instead of relying on the contextual span
[INFO] [stdout]   --> src/fmt_layer.rs:71:25
[INFO] [stdout]    |
[INFO] [stdout] 71 |         for span in ctx.scope() {
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "3a50a0b56970dad6675b0fb9225d7590803d64bdd3665d75bc7f4a5ac1f65bf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a50a0b56970dad6675b0fb9225d7590803d64bdd3665d75bc7f4a5ac1f65bf2", kill_on_drop: false }`
[INFO] [stdout] 3a50a0b56970dad6675b0fb9225d7590803d64bdd3665d75bc7f4a5ac1f65bf2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b58715ac91e514d742ad9b4772d4321fd6b74ef4453868fc844f475970fe2fab
[INFO] running `Command { std: "docker" "start" "-a" "b58715ac91e514d742ad9b4772d4321fd6b74ef4453868fc844f475970fe2fab", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `tracing_subscriber::layer::Context::<'a, S>::scope`: equivalent to `self.current_span().id().and_then(|id| self.span_scope(id).from_root())` but consider passing an explicit ID instead of relying on the contextual span
[INFO] [stderr]   --> src/fmt_layer.rs:71:25
[INFO] [stderr]    |
[INFO] [stderr] 71 |         for span in ctx.scope() {
[INFO] [stderr]    |                         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `wgpu-subscriber` (lib) generated 1 warning
[INFO] [stderr] warning: `wgpu-subscriber` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wgpu_subscriber-34396cedac7267a6)
[INFO] [stderr]    Doc-tests wgpu-subscriber
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b58715ac91e514d742ad9b4772d4321fd6b74ef4453868fc844f475970fe2fab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b58715ac91e514d742ad9b4772d4321fd6b74ef4453868fc844f475970fe2fab", kill_on_drop: false }`
[INFO] [stdout] b58715ac91e514d742ad9b4772d4321fd6b74ef4453868fc844f475970fe2fab