[INFO] fetching crate davisjr 0.4.2... [INFO] checking davisjr-0.4.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate davisjr 0.4.2 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate davisjr 0.4.2 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 davisjr 0.4.2 [INFO] finished tweaking crates.io crate davisjr 0.4.2 [INFO] tweaked toml for crates.io crate davisjr 0.4.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate crates.io crate davisjr 0.4.2 already has a lockfile, it will not be regenerated [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 env_logger v0.10.1 [INFO] [stderr] Downloaded thread_local v1.1.7 [INFO] [stderr] Downloaded async-recursion v1.0.5 [INFO] [stderr] Downloaded serde v1.0.192 [INFO] [stderr] Downloaded serde_derive v1.0.192 [INFO] [stderr] Downloaded errno v0.3.6 [INFO] [stderr] Downloaded tracing-subscriber v0.3.17 [INFO] [stderr] Downloaded rustix v0.38.21 [INFO] [stderr] Downloaded web-sys v0.3.65 [INFO] [stderr] Downloaded http v0.2.10 [INFO] [stderr] Downloaded ring v0.17.5 [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] 1238a9797c1aefd7979083ae425f7990f7718c73d70b227c0670b1f08846472b [INFO] running `Command { std: "docker" "start" "-a" "1238a9797c1aefd7979083ae425f7990f7718c73d70b227c0670b1f08846472b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1238a9797c1aefd7979083ae425f7990f7718c73d70b227c0670b1f08846472b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1238a9797c1aefd7979083ae425f7990f7718c73d70b227c0670b1f08846472b", kill_on_drop: false }` [INFO] [stdout] 1238a9797c1aefd7979083ae425f7990f7718c73d70b227c0670b1f08846472b [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] a15a0c8de97e127556f291054c2ab93637580f4dca53d0e7774198e8280066de [INFO] running `Command { std: "docker" "start" "-a" "a15a0c8de97e127556f291054c2ab93637580f4dca53d0e7774198e8280066de", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.150 [INFO] [stderr] Compiling proc-macro2 v1.0.69 [INFO] [stderr] Checking once_cell v1.18.0 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Checking smallvec v1.11.2 [INFO] [stderr] Checking pin-project-lite v0.2.13 [INFO] [stderr] Compiling futures-core v0.3.29 [INFO] [stderr] Checking bytes v1.5.0 [INFO] [stderr] Compiling futures-task v0.3.29 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling futures-util v0.3.29 [INFO] [stderr] Compiling serde v1.0.192 [INFO] [stderr] Checking http v0.2.10 [INFO] [stderr] Compiling rustix v0.38.21 [INFO] [stderr] Checking futures-sink v0.3.29 [INFO] [stderr] Checking memchr v2.6.4 [INFO] [stderr] Compiling futures-channel v0.3.29 [INFO] [stderr] Compiling serde_json v1.0.108 [INFO] [stderr] Checking aho-corasick v1.1.2 [INFO] [stderr] Checking bitflags v2.4.1 [INFO] [stderr] Checking regex-syntax v0.8.2 [INFO] [stderr] Checking try-lock v0.2.4 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking linux-raw-sys v0.4.11 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Compiling syn v2.0.39 [INFO] [stderr] Compiling anyhow v1.0.75 [INFO] [stderr] Checking parking_lot_core v0.9.9 [INFO] [stderr] Checking mio v0.8.9 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking socket2 v0.5.5 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking socket2 v0.4.10 [INFO] [stderr] Checking want v0.3.1 [INFO] [stderr] Checking http-body v0.4.5 [INFO] [stderr] Checking overload v0.1.1 [INFO] [stderr] Checking nu-ansi-term v0.46.0 [INFO] [stderr] Checking regex-automata v0.4.3 [INFO] [stderr] Checking tracing-log v0.1.4 [INFO] [stderr] Checking sharded-slab v0.1.7 [INFO] [stderr] Checking thread_local v1.1.7 [INFO] [stderr] Checking termcolor v1.3.0 [INFO] [stderr] Checking is-terminal v0.4.9 [INFO] [stderr] Checking tracing-subscriber v0.3.17 [INFO] [stderr] Checking regex v1.10.2 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling async-recursion v1.0.5 [INFO] [stderr] Checking env_logger v0.10.1 [INFO] [stderr] Checking tokio v1.34.0 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking tokio-util v0.7.10 [INFO] [stderr] Checking h2 v0.3.21 [INFO] [stderr] Checking hyper v0.14.27 [INFO] [stderr] Checking davisjr v0.4.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `TransientState` is never constructed [INFO] [stdout] --> src/handler.rs:101:16 [INFO] [stdout] | [INFO] [stdout] 101 | struct TransientState; [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 31.71s [INFO] running `Command { std: "docker" "inspect" "a15a0c8de97e127556f291054c2ab93637580f4dca53d0e7774198e8280066de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a15a0c8de97e127556f291054c2ab93637580f4dca53d0e7774198e8280066de", kill_on_drop: false }` [INFO] [stdout] a15a0c8de97e127556f291054c2ab93637580f4dca53d0e7774198e8280066de [INFO] checking davisjr-0.4.2 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate davisjr 0.4.2 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate davisjr 0.4.2 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 davisjr 0.4.2 [INFO] finished tweaking crates.io crate davisjr 0.4.2 [INFO] tweaked toml for crates.io crate davisjr 0.4.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate davisjr 0.4.2 already has a lockfile, it will not be regenerated [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] f7d3385b42c54f4c98867ab866480e6b33091db96bd70f1d347979129f92cea6 [INFO] running `Command { std: "docker" "start" "-a" "f7d3385b42c54f4c98867ab866480e6b33091db96bd70f1d347979129f92cea6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f7d3385b42c54f4c98867ab866480e6b33091db96bd70f1d347979129f92cea6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7d3385b42c54f4c98867ab866480e6b33091db96bd70f1d347979129f92cea6", kill_on_drop: false }` [INFO] [stdout] f7d3385b42c54f4c98867ab866480e6b33091db96bd70f1d347979129f92cea6 [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] 77c1b493cba57dcb8ea42516bf71d21f2619555df70e6df770677527ebdd9980 [INFO] running `Command { std: "docker" "start" "-a" "77c1b493cba57dcb8ea42516bf71d21f2619555df70e6df770677527ebdd9980", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.150 [INFO] [stderr] Compiling proc-macro2 v1.0.69 [INFO] [stderr] Checking once_cell v1.18.0 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Compiling futures-core v0.3.29 [INFO] [stderr] Checking smallvec v1.11.2 [INFO] [stderr] Checking pin-project-lite v0.2.13 [INFO] [stderr] Checking bytes v1.5.0 [INFO] [stderr] Compiling futures-task v0.3.29 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling futures-util v0.3.29 [INFO] [stderr] Checking memchr v2.6.4 [INFO] [stderr] Compiling futures-channel v0.3.29 [INFO] [stderr] Compiling rustix v0.38.21 [INFO] [stderr] Compiling serde v1.0.192 [INFO] [stderr] Checking futures-sink v0.3.29 [INFO] [stderr] Checking http v0.2.10 [INFO] [stderr] Checking bitflags v2.4.1 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Checking aho-corasick v1.1.2 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking linux-raw-sys v0.4.11 [INFO] [stderr] Compiling serde_json v1.0.108 [INFO] [stderr] Checking parking_lot_core v0.9.9 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Compiling syn v2.0.39 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking socket2 v0.5.5 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking mio v0.8.9 [INFO] [stderr] Checking try-lock v0.2.4 [INFO] [stderr] Checking regex-syntax v0.8.2 [INFO] [stderr] Compiling anyhow v1.0.75 [INFO] [stderr] Checking want v0.3.1 [INFO] [stderr] Checking http-body v0.4.5 [INFO] [stderr] Checking socket2 v0.4.10 [INFO] [stderr] Checking overload v0.1.1 [INFO] [stderr] Checking nu-ansi-term v0.46.0 [INFO] [stderr] Checking sharded-slab v0.1.7 [INFO] [stderr] Checking is-terminal v0.4.9 [INFO] [stderr] Checking tracing-log v0.1.4 [INFO] [stderr] Checking thread_local v1.1.7 [INFO] [stderr] Checking termcolor v1.3.0 [INFO] [stderr] Checking regex-automata v0.4.3 [INFO] [stderr] Checking tracing-subscriber v0.3.17 [INFO] [stderr] Checking regex v1.10.2 [INFO] [stderr] Checking env_logger v0.10.1 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling async-recursion v1.0.5 [INFO] [stderr] Checking tokio v1.34.0 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking tokio-util v0.7.10 [INFO] [stderr] Checking h2 v0.3.21 [INFO] [stderr] Checking hyper v0.14.27 [INFO] [stderr] Checking davisjr v0.4.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `TransientState` is never constructed [INFO] [stdout] --> src/handler.rs:101:16 [INFO] [stdout] | [INFO] [stdout] 101 | struct TransientState; [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 40.44s [INFO] running `Command { std: "docker" "inspect" "77c1b493cba57dcb8ea42516bf71d21f2619555df70e6df770677527ebdd9980", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "77c1b493cba57dcb8ea42516bf71d21f2619555df70e6df770677527ebdd9980", kill_on_drop: false }` [INFO] [stdout] 77c1b493cba57dcb8ea42516bf71d21f2619555df70e6df770677527ebdd9980