[INFO] fetching crate nash-ws 0.3.1... [INFO] checking nash-ws-0.3.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate nash-ws 0.3.1 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate nash-ws 0.3.1 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 nash-ws 0.3.1 [INFO] finished tweaking crates.io crate nash-ws 0.3.1 [INFO] tweaked toml for crates.io crate nash-ws 0.3.1 written to /workspace/builds/worker-4-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 136 packages [INFO] [stderr] Adding async-channel v1.9.0 (latest: v2.2.0) [INFO] [stderr] Adding base64 v0.13.1 (latest: v0.22.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding block-buffer v0.9.0 (latest: v0.10.4) [INFO] [stderr] Adding digest v0.9.0 (latest: v0.10.7) [INFO] [stderr] Adding event-listener v2.5.3 (latest: v5.3.0) [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 generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding http v0.2.12 (latest: v1.1.0) [INFO] [stderr] Adding input_buffer v0.4.0 (latest: v0.5.0) [INFO] [stderr] Adding linux-raw-sys v0.4.13 (latest: v0.6.4) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding redox_syscall v0.4.1 (latest: v0.5.1) [INFO] [stderr] Adding sha-1 v0.9.8 (latest: v0.10.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding tokio-tungstenite v0.13.0 (latest: v0.21.0) [INFO] [stderr] Adding tungstenite v0.12.0 (latest: v0.21.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [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 tokio-tungstenite v0.13.0 [INFO] [stderr] Downloaded tungstenite v0.12.0 [INFO] [stderr] Downloaded cross-test v0.1.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 15bb8ab85425fc7217f4498ca5492ea02e09161802ec7b84e90764b5261af417 [INFO] running `Command { std: "docker" "start" "-a" "15bb8ab85425fc7217f4498ca5492ea02e09161802ec7b84e90764b5261af417", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "15bb8ab85425fc7217f4498ca5492ea02e09161802ec7b84e90764b5261af417", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15bb8ab85425fc7217f4498ca5492ea02e09161802ec7b84e90764b5261af417", kill_on_drop: false }` [INFO] [stdout] 15bb8ab85425fc7217f4498ca5492ea02e09161802ec7b84e90764b5261af417 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 05e55ccc9cebd87f04ec2992c393ebfccb430cec6ab32a090811c7944683d903 [INFO] running `Command { std: "docker" "start" "-a" "05e55ccc9cebd87f04ec2992c393ebfccb430cec6ab32a090811c7944683d903", kill_on_drop: false }` [INFO] [stderr] Checking parking_lot_core v0.9.9 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking openssl-sys v0.9.102 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking input_buffer v0.4.0 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Checking sha-1 v0.9.8 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking utf-8 v0.7.6 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking openssl v0.10.64 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Checking native-tls v0.2.11 [INFO] [stderr] Checking tungstenite v0.12.0 [INFO] [stderr] Checking tokio-native-tls v0.3.1 [INFO] [stderr] Checking cross-test v0.1.6 [INFO] [stderr] Checking tokio-tungstenite v0.13.0 [INFO] [stderr] Checking nash-ws v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/lib.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 10 | pub use error::*; [INFO] [stdout] | -------- but the name `Error` in the type namespace is also re-exported here [INFO] [stdout] 11 | pub use backend::*; [INFO] [stdout] | ^^^^^^^^^^ the name `Error` in the type namespace is first re-exported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ambiguous_glob_reexports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/lib.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 10 | pub use error::*; [INFO] [stdout] | -------- but the name `Error` in the type namespace is also re-exported here [INFO] [stdout] 11 | pub use backend::*; [INFO] [stdout] | ^^^^^^^^^^ the name `Error` in the type namespace is first re-exported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ambiguous_glob_reexports)]` 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 7.35s [INFO] running `Command { std: "docker" "inspect" "05e55ccc9cebd87f04ec2992c393ebfccb430cec6ab32a090811c7944683d903", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "05e55ccc9cebd87f04ec2992c393ebfccb430cec6ab32a090811c7944683d903", kill_on_drop: false }` [INFO] [stdout] 05e55ccc9cebd87f04ec2992c393ebfccb430cec6ab32a090811c7944683d903 [INFO] checking nash-ws-0.3.1 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate nash-ws 0.3.1 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate nash-ws 0.3.1 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 nash-ws 0.3.1 [INFO] finished tweaking crates.io crate nash-ws 0.3.1 [INFO] tweaked toml for crates.io crate nash-ws 0.3.1 written to /workspace/builds/worker-4-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 136 packages [INFO] [stderr] Adding async-channel v1.9.0 (latest: v2.2.0) [INFO] [stderr] Adding base64 v0.13.1 (latest: v0.22.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding block-buffer v0.9.0 (latest: v0.10.4) [INFO] [stderr] Adding digest v0.9.0 (latest: v0.10.7) [INFO] [stderr] Adding event-listener v2.5.3 (latest: v5.3.0) [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 generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding http v0.2.12 (latest: v1.1.0) [INFO] [stderr] Adding input_buffer v0.4.0 (latest: v0.5.0) [INFO] [stderr] Adding linux-raw-sys v0.4.13 (latest: v0.6.4) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding redox_syscall v0.4.1 (latest: v0.5.1) [INFO] [stderr] Adding sha-1 v0.9.8 (latest: v0.10.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding tokio-tungstenite v0.13.0 (latest: v0.21.0) [INFO] [stderr] Adding tungstenite v0.12.0 (latest: v0.21.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 1f29506e18e798c088e8c574393110d2e5830f5eb90bef3518aaf3eadd226006 [INFO] running `Command { std: "docker" "start" "-a" "1f29506e18e798c088e8c574393110d2e5830f5eb90bef3518aaf3eadd226006", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1f29506e18e798c088e8c574393110d2e5830f5eb90bef3518aaf3eadd226006", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f29506e18e798c088e8c574393110d2e5830f5eb90bef3518aaf3eadd226006", kill_on_drop: false }` [INFO] [stdout] 1f29506e18e798c088e8c574393110d2e5830f5eb90bef3518aaf3eadd226006 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 873ed24e2e8a27bdf42b46c496194843bab50cb2e9d5b97b87fea88ef6389053 [INFO] running `Command { std: "docker" "start" "-a" "873ed24e2e8a27bdf42b46c496194843bab50cb2e9d5b97b87fea88ef6389053", kill_on_drop: false }` [INFO] [stderr] Checking parking_lot_core v0.9.9 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking openssl-sys v0.9.102 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking sha-1 v0.9.8 [INFO] [stderr] Checking input_buffer v0.4.0 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking utf-8 v0.7.6 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking openssl v0.10.64 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Checking native-tls v0.2.11 [INFO] [stderr] Checking tungstenite v0.12.0 [INFO] [stderr] Checking tokio-native-tls v0.3.1 [INFO] [stderr] Checking cross-test v0.1.6 [INFO] [stderr] Checking tokio-tungstenite v0.13.0 [INFO] [stderr] Checking nash-ws v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/lib.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 10 | pub use error::*; [INFO] [stdout] | -------- but the name `Error` in the type namespace is also re-exported here [INFO] [stdout] 11 | pub use backend::*; [INFO] [stdout] | ^^^^^^^^^^ the name `Error` in the type namespace is first re-exported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ambiguous_glob_reexports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/lib.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 10 | pub use error::*; [INFO] [stdout] | -------- but the name `Error` in the type namespace is also re-exported here [INFO] [stdout] 11 | pub use backend::*; [INFO] [stdout] | ^^^^^^^^^^ the name `Error` in the type namespace is first re-exported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ambiguous_glob_reexports)]` 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 11.11s [INFO] running `Command { std: "docker" "inspect" "873ed24e2e8a27bdf42b46c496194843bab50cb2e9d5b97b87fea88ef6389053", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "873ed24e2e8a27bdf42b46c496194843bab50cb2e9d5b97b87fea88ef6389053", kill_on_drop: false }` [INFO] [stdout] 873ed24e2e8a27bdf42b46c496194843bab50cb2e9d5b97b87fea88ef6389053