[INFO] fetching crate casper-json-rpc 1.1.0... [INFO] checking casper-json-rpc-1.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate casper-json-rpc 1.1.0 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate casper-json-rpc 1.1.0 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 casper-json-rpc 1.1.0 [INFO] finished tweaking crates.io crate casper-json-rpc 1.1.0 [INFO] tweaked toml for crates.io crate casper-json-rpc 1.1.0 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 138 packages [INFO] [stderr] Adding base64 v0.21.7 (latest: v0.22.0) [INFO] [stderr] Adding env_logger v0.9.3 (latest: v0.11.3) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding h2 v0.3.26 (latest: v0.4.4) [INFO] [stderr] Adding headers v0.3.9 (latest: v0.4.0) [INFO] [stderr] Adding headers-core v0.2.0 (latest: v0.3.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [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 itertools v0.10.5 (latest: v0.12.1) [INFO] [stderr] Adding multer v2.1.0 (latest: v3.0.0) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding rustls-pemfile v1.0.4 (latest: v2.1.1) [INFO] [stderr] Adding tokio-tungstenite v0.20.1 (latest: v0.21.0) [INFO] [stderr] Adding tungstenite v0.20.1 (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] Downloading crates ... [INFO] [stderr] Downloaded env_logger v0.9.3 [INFO] [stderr] Downloaded warp v0.3.6 [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] 2e877ab190d9081a1bfc1b02952974d4d0dd36ae41f34908ab000e0642f5e54c [INFO] running `Command { std: "docker" "start" "-a" "2e877ab190d9081a1bfc1b02952974d4d0dd36ae41f34908ab000e0642f5e54c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2e877ab190d9081a1bfc1b02952974d4d0dd36ae41f34908ab000e0642f5e54c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e877ab190d9081a1bfc1b02952974d4d0dd36ae41f34908ab000e0642f5e54c", kill_on_drop: false }` [INFO] [stdout] 2e877ab190d9081a1bfc1b02952974d4d0dd36ae41f34908ab000e0642f5e54c [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] 3ce632e19a51bdb3907f23c7b8b5c08e1e23a1d3e9fcf354b5376f3b3a3a3550 [INFO] running `Command { std: "docker" "start" "-a" "3ce632e19a51bdb3907f23c7b8b5c08e1e23a1d3e9fcf354b5376f3b3a3a3550", kill_on_drop: false }` [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Compiling multer v2.1.0 [INFO] [stderr] Compiling serde_json v1.0.115 [INFO] [stderr] Checking headers-core v0.2.0 [INFO] [stderr] Checking regex-syntax v0.8.3 [INFO] [stderr] Checking spin v0.9.8 [INFO] [stderr] Checking scoped-tls v1.0.1 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking block-buffer v0.10.4 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking sha1 v0.10.6 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking headers v0.3.9 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Checking env_logger v0.9.3 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling thiserror-impl v1.0.58 [INFO] [stderr] Compiling pin-project-internal v1.1.5 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking thiserror v1.0.58 [INFO] [stderr] Checking pin-project v1.1.5 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking tungstenite v0.20.1 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking tokio-util v0.7.10 [INFO] [stderr] Checking tokio-stream v0.1.15 [INFO] [stderr] Checking tokio-tungstenite v0.20.1 [INFO] [stderr] Checking h2 v0.3.26 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking hyper v0.14.28 [INFO] [stderr] Checking warp v0.3.6 [INFO] [stderr] Checking casper-json-rpc v1.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.01s [INFO] running `Command { std: "docker" "inspect" "3ce632e19a51bdb3907f23c7b8b5c08e1e23a1d3e9fcf354b5376f3b3a3a3550", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ce632e19a51bdb3907f23c7b8b5c08e1e23a1d3e9fcf354b5376f3b3a3a3550", kill_on_drop: false }` [INFO] [stdout] 3ce632e19a51bdb3907f23c7b8b5c08e1e23a1d3e9fcf354b5376f3b3a3a3550 [INFO] checking casper-json-rpc-1.1.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate casper-json-rpc 1.1.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate casper-json-rpc 1.1.0 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 casper-json-rpc 1.1.0 [INFO] finished tweaking crates.io crate casper-json-rpc 1.1.0 [INFO] tweaked toml for crates.io crate casper-json-rpc 1.1.0 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 138 packages [INFO] [stderr] Adding base64 v0.21.7 (latest: v0.22.0) [INFO] [stderr] Adding env_logger v0.9.3 (latest: v0.11.3) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding h2 v0.3.26 (latest: v0.4.4) [INFO] [stderr] Adding headers v0.3.9 (latest: v0.4.0) [INFO] [stderr] Adding headers-core v0.2.0 (latest: v0.3.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [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 itertools v0.10.5 (latest: v0.12.1) [INFO] [stderr] Adding multer v2.1.0 (latest: v3.0.0) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding rustls-pemfile v1.0.4 (latest: v2.1.1) [INFO] [stderr] Adding tokio-tungstenite v0.20.1 (latest: v0.21.0) [INFO] [stderr] Adding tungstenite v0.20.1 (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] 01d18b4e63eff4dc06264b2c54b0f780886795fac6f35347e4ddc26e2277095f [INFO] running `Command { std: "docker" "start" "-a" "01d18b4e63eff4dc06264b2c54b0f780886795fac6f35347e4ddc26e2277095f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "01d18b4e63eff4dc06264b2c54b0f780886795fac6f35347e4ddc26e2277095f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "01d18b4e63eff4dc06264b2c54b0f780886795fac6f35347e4ddc26e2277095f", kill_on_drop: false }` [INFO] [stdout] 01d18b4e63eff4dc06264b2c54b0f780886795fac6f35347e4ddc26e2277095f [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] caa9ebc2922246a578305443beec86f6b553680c678e5fc79efd06c5b2128cd4 [INFO] running `Command { std: "docker" "start" "-a" "caa9ebc2922246a578305443beec86f6b553680c678e5fc79efd06c5b2128cd4", kill_on_drop: false }` [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Compiling multer v2.1.0 [INFO] [stderr] Compiling serde_json v1.0.115 [INFO] [stderr] Checking headers-core v0.2.0 [INFO] [stderr] Checking regex-syntax v0.8.3 [INFO] [stderr] Checking spin v0.9.8 [INFO] [stderr] Checking scoped-tls v1.0.1 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking block-buffer v0.10.4 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking sha1 v0.10.6 [INFO] [stderr] Checking headers v0.3.9 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Checking env_logger v0.9.3 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling thiserror-impl v1.0.58 [INFO] [stderr] Compiling pin-project-internal v1.1.5 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking thiserror v1.0.58 [INFO] [stderr] Checking tungstenite v0.20.1 [INFO] [stderr] Checking pin-project v1.1.5 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking tokio-util v0.7.10 [INFO] [stderr] Checking tokio-stream v0.1.15 [INFO] [stderr] Checking tokio-tungstenite v0.20.1 [INFO] [stderr] Checking h2 v0.3.26 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking hyper v0.14.28 [INFO] [stderr] Checking warp v0.3.6 [INFO] [stderr] Checking casper-json-rpc v1.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.10s [INFO] running `Command { std: "docker" "inspect" "caa9ebc2922246a578305443beec86f6b553680c678e5fc79efd06c5b2128cd4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "caa9ebc2922246a578305443beec86f6b553680c678e5fc79efd06c5b2128cd4", kill_on_drop: false }` [INFO] [stdout] caa9ebc2922246a578305443beec86f6b553680c678e5fc79efd06c5b2128cd4