[INFO] fetching crate dis-spawner-tracing 0.1.1... [INFO] checking dis-spawner-tracing-0.1.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate dis-spawner-tracing 0.1.1 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate dis-spawner-tracing 0.1.1 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 dis-spawner-tracing 0.1.1 [INFO] finished tweaking crates.io crate dis-spawner-tracing 0.1.1 [INFO] tweaked toml for crates.io crate dis-spawner-tracing 0.1.1 written to /workspace/builds/worker-1-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] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 146 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding foreign-types v0.3.2 (latest: v0.5.0) [INFO] [stderr] Adding foreign-types-shared v0.1.1 (latest: v0.3.1) [INFO] [stderr] Adding h2 v0.3.26 (latest: v0.4.4) [INFO] [stderr] Adding http v0.2.12 (latest: v1.1.0) [INFO] [stderr] Adding http-body v0.4.6 (latest: v1.0.0) [INFO] [stderr] Adding hyper v0.14.28 (latest: v1.2.0) [INFO] [stderr] Adding hyper-tls v0.5.0 (latest: v0.6.0) [INFO] [stderr] Adding linux-raw-sys v0.4.13 (latest: v0.6.4) [INFO] [stderr] Adding nu-ansi-term v0.46.0 (latest: v0.50.0) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding regex-automata v0.1.10 (latest: v0.4.6) [INFO] [stderr] Adding regex-syntax v0.6.29 (latest: v0.8.3) [INFO] [stderr] Adding tracing-stackdriver v0.3.0 (latest: v0.10.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.55.0) [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] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tracing-stackdriver v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 519d0e62624cf5e9111627e6d1fa74fdd3a983a4613f963672a731d3e2ebf1d5 [INFO] running `Command { std: "docker" "start" "-a" "519d0e62624cf5e9111627e6d1fa74fdd3a983a4613f963672a731d3e2ebf1d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "519d0e62624cf5e9111627e6d1fa74fdd3a983a4613f963672a731d3e2ebf1d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "519d0e62624cf5e9111627e6d1fa74fdd3a983a4613f963672a731d3e2ebf1d5", kill_on_drop: false }` [INFO] [stdout] 519d0e62624cf5e9111627e6d1fa74fdd3a983a4613f963672a731d3e2ebf1d5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 09f8fab32fd531d98d74b0585a6bdbca29fd7ba94169821e9ed105b206d1ff20 [INFO] running `Command { std: "docker" "start" "-a" "09f8fab32fd531d98d74b0585a6bdbca29fd7ba94169821e9ed105b206d1ff20", kill_on_drop: false }` [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Checking regex-syntax v0.6.29 [INFO] [stderr] Checking deranged v0.3.11 [INFO] [stderr] Compiling pin-project-internal v1.1.5 [INFO] [stderr] Checking overload v0.1.1 [INFO] [stderr] Checking num-conv v0.1.0 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking tracing-serde v0.1.3 [INFO] [stderr] Checking tracing-log v0.2.0 [INFO] [stderr] Checking nu-ansi-term v0.46.0 [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Checking sharded-slab v0.1.7 [INFO] [stderr] Checking openssl v0.10.64 [INFO] [stderr] Checking time v0.3.34 [INFO] [stderr] Checking thread_local v1.1.8 [INFO] [stderr] Checking chrono v0.4.37 [INFO] [stderr] Checking Inflector v0.11.4 [INFO] [stderr] Checking pin-project v1.1.5 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking matchers v0.1.0 [INFO] [stderr] Checking tracing-subscriber v0.3.18 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking tokio-util v0.7.10 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking native-tls v0.2.11 [INFO] [stderr] Checking h2 v0.3.26 [INFO] [stderr] Checking tracing-stackdriver v0.3.0 [INFO] [stderr] Checking tokio-native-tls v0.3.1 [INFO] [stderr] Checking hyper v0.14.28 [INFO] [stderr] Checking hyper-tls v0.5.0 [INFO] [stderr] Checking dis-spawner-tracing v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait `NewTrait` is never used [INFO] [stdout] --> src/lib.rs:8:7 [INFO] [stdout] | [INFO] [stdout] 8 | trait NewTrait: Subscriber + Send + Sync + 'static + for<'span> LookupSpan<'span> {} [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `NewTrait` is never used [INFO] [stdout] --> src/lib.rs:8:7 [INFO] [stdout] | [INFO] [stdout] 8 | trait NewTrait: Subscriber + Send + Sync + 'static + for<'span> LookupSpan<'span> {} [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [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 27.78s [INFO] running `Command { std: "docker" "inspect" "09f8fab32fd531d98d74b0585a6bdbca29fd7ba94169821e9ed105b206d1ff20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "09f8fab32fd531d98d74b0585a6bdbca29fd7ba94169821e9ed105b206d1ff20", kill_on_drop: false }` [INFO] [stdout] 09f8fab32fd531d98d74b0585a6bdbca29fd7ba94169821e9ed105b206d1ff20 [INFO] checking dis-spawner-tracing-0.1.1 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate dis-spawner-tracing 0.1.1 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate dis-spawner-tracing 0.1.1 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 dis-spawner-tracing 0.1.1 [INFO] finished tweaking crates.io crate dis-spawner-tracing 0.1.1 [INFO] tweaked toml for crates.io crate dis-spawner-tracing 0.1.1 written to /workspace/builds/worker-1-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 146 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding foreign-types v0.3.2 (latest: v0.5.0) [INFO] [stderr] Adding foreign-types-shared v0.1.1 (latest: v0.3.1) [INFO] [stderr] Adding h2 v0.3.26 (latest: v0.4.4) [INFO] [stderr] Adding http v0.2.12 (latest: v1.1.0) [INFO] [stderr] Adding http-body v0.4.6 (latest: v1.0.0) [INFO] [stderr] Adding hyper v0.14.28 (latest: v1.2.0) [INFO] [stderr] Adding hyper-tls v0.5.0 (latest: v0.6.0) [INFO] [stderr] Adding linux-raw-sys v0.4.13 (latest: v0.6.4) [INFO] [stderr] Adding nu-ansi-term v0.46.0 (latest: v0.50.0) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding regex-automata v0.1.10 (latest: v0.4.6) [INFO] [stderr] Adding regex-syntax v0.6.29 (latest: v0.8.3) [INFO] [stderr] Adding tracing-stackdriver v0.3.0 (latest: v0.10.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.55.0) [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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 3b9bda1b1e38f58d4e379d06a95b80c4841921818582a726079ae705486fa390 [INFO] running `Command { std: "docker" "start" "-a" "3b9bda1b1e38f58d4e379d06a95b80c4841921818582a726079ae705486fa390", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3b9bda1b1e38f58d4e379d06a95b80c4841921818582a726079ae705486fa390", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b9bda1b1e38f58d4e379d06a95b80c4841921818582a726079ae705486fa390", kill_on_drop: false }` [INFO] [stdout] 3b9bda1b1e38f58d4e379d06a95b80c4841921818582a726079ae705486fa390 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] a12e0460e454b61f843b30d241e531f414448ce2d2502cda2feb41e976ba913a [INFO] running `Command { std: "docker" "start" "-a" "a12e0460e454b61f843b30d241e531f414448ce2d2502cda2feb41e976ba913a", kill_on_drop: false }` [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Checking regex-syntax v0.6.29 [INFO] [stderr] Checking deranged v0.3.11 [INFO] [stderr] Compiling pin-project-internal v1.1.5 [INFO] [stderr] Checking overload v0.1.1 [INFO] [stderr] Checking num-conv v0.1.0 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking tracing-serde v0.1.3 [INFO] [stderr] Checking tracing-log v0.2.0 [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Checking nu-ansi-term v0.46.0 [INFO] [stderr] Checking openssl v0.10.64 [INFO] [stderr] Checking sharded-slab v0.1.7 [INFO] [stderr] Checking time v0.3.34 [INFO] [stderr] Checking thread_local v1.1.8 [INFO] [stderr] Checking chrono v0.4.37 [INFO] [stderr] Checking Inflector v0.11.4 [INFO] [stderr] Checking pin-project v1.1.5 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking matchers v0.1.0 [INFO] [stderr] Checking tracing-subscriber v0.3.18 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking native-tls v0.2.11 [INFO] [stderr] Checking tokio-util v0.7.10 [INFO] [stderr] Checking tokio-native-tls v0.3.1 [INFO] [stderr] Checking h2 v0.3.26 [INFO] [stderr] Checking tracing-stackdriver v0.3.0 [INFO] [stderr] Checking hyper v0.14.28 [INFO] [stderr] Checking hyper-tls v0.5.0 [INFO] [stderr] Checking dis-spawner-tracing v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait `NewTrait` is never used [INFO] [stdout] --> src/lib.rs:8:7 [INFO] [stdout] | [INFO] [stdout] 8 | trait NewTrait: Subscriber + Send + Sync + 'static + for<'span> LookupSpan<'span> {} [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [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: trait `NewTrait` is never used [INFO] [stdout] --> src/lib.rs:8:7 [INFO] [stdout] | [INFO] [stdout] 8 | trait NewTrait: Subscriber + Send + Sync + 'static + for<'span> LookupSpan<'span> {} [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` 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 24.15s [INFO] running `Command { std: "docker" "inspect" "a12e0460e454b61f843b30d241e531f414448ce2d2502cda2feb41e976ba913a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a12e0460e454b61f843b30d241e531f414448ce2d2502cda2feb41e976ba913a", kill_on_drop: false }` [INFO] [stdout] a12e0460e454b61f843b30d241e531f414448ce2d2502cda2feb41e976ba913a