[INFO] fetching crate rshuffle 0.2.0... [INFO] checking rshuffle-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate rshuffle 0.2.0 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate rshuffle 0.2.0 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 rshuffle 0.2.0 [INFO] finished tweaking crates.io crate rshuffle 0.2.0 [INFO] tweaked toml for crates.io crate rshuffle 0.2.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate crates.io crate rshuffle 0.2.0 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] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded mpd v0.1.0 [INFO] [stderr] Downloaded mimalloc v0.1.39 [INFO] [stderr] Downloaded libmimalloc-sys v0.1.35 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 933a8a5be26de5639dafb4693025757af9bbe240314d11ddd4df3e6717f4ea31 [INFO] running `Command { std: "docker" "start" "-a" "933a8a5be26de5639dafb4693025757af9bbe240314d11ddd4df3e6717f4ea31", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "933a8a5be26de5639dafb4693025757af9bbe240314d11ddd4df3e6717f4ea31", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "933a8a5be26de5639dafb4693025757af9bbe240314d11ddd4df3e6717f4ea31", kill_on_drop: false }` [INFO] [stdout] 933a8a5be26de5639dafb4693025757af9bbe240314d11ddd4df3e6717f4ea31 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] fc71576d4c76c885b94589be7209a1e4af9d4e87a023a26990c0c9ca33f7c432 [INFO] running `Command { std: "docker" "start" "-a" "fc71576d4c76c885b94589be7209a1e4af9d4e87a023a26990c0c9ca33f7c432", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.69 [INFO] [stderr] Compiling libc v0.2.149 [INFO] [stderr] Checking regex-syntax v0.8.1 [INFO] [stderr] Checking pin-project-lite v0.2.13 [INFO] [stderr] Checking smallvec v1.11.1 [INFO] [stderr] Compiling eyre v0.6.8 [INFO] [stderr] Checking anstyle v1.0.4 [INFO] [stderr] Checking tracing-core v0.1.31 [INFO] [stderr] Checking thread_local v1.1.7 [INFO] [stderr] Checking anstyle-parse v0.2.2 [INFO] [stderr] Checking gimli v0.28.0 [INFO] [stderr] Checking memchr v2.6.4 [INFO] [stderr] Checking miniz_oxide v0.7.1 [INFO] [stderr] Checking clap_lex v0.5.1 [INFO] [stderr] Checking indenter v0.3.3 [INFO] [stderr] Checking bufstream v0.1.4 [INFO] [stderr] Checking mpd v0.1.0 [INFO] [stderr] Checking tracing-log v0.1.3 [INFO] [stderr] Checking anstream v0.6.4 [INFO] [stderr] Checking clap_builder v4.4.6 [INFO] [stderr] Checking object v0.32.1 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling syn v2.0.38 [INFO] [stderr] Checking regex-automata v0.4.1 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking addr2line v0.21.0 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling backtrace v0.3.69 [INFO] [stderr] Compiling libmimalloc-sys v0.1.35 [INFO] [stderr] Checking regex v1.10.0 [INFO] [stderr] Checking mimalloc v0.1.39 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling clap_derive v4.4.2 [INFO] [stderr] Checking tracing v0.1.37 [INFO] [stderr] Checking tracing-subscriber v0.3.17 [INFO] [stderr] Checking clap v4.4.6 [INFO] [stderr] Checking tracing-error v0.2.0 [INFO] [stderr] Checking color-spantrace v0.2.0 [INFO] [stderr] Checking color-eyre v0.6.2 [INFO] [stderr] Checking rshuffle v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.80s [INFO] running `Command { std: "docker" "inspect" "fc71576d4c76c885b94589be7209a1e4af9d4e87a023a26990c0c9ca33f7c432", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc71576d4c76c885b94589be7209a1e4af9d4e87a023a26990c0c9ca33f7c432", kill_on_drop: false }` [INFO] [stdout] fc71576d4c76c885b94589be7209a1e4af9d4e87a023a26990c0c9ca33f7c432 [INFO] checking rshuffle-0.2.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate rshuffle 0.2.0 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate rshuffle 0.2.0 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 rshuffle 0.2.0 [INFO] finished tweaking crates.io crate rshuffle 0.2.0 [INFO] tweaked toml for crates.io crate rshuffle 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate crates.io crate rshuffle 0.2.0 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 4de3e7da93a8ed54be6b5a04a1afe88e0d04bd8e92b79f18c5b16f0e87361740 [INFO] running `Command { std: "docker" "start" "-a" "4de3e7da93a8ed54be6b5a04a1afe88e0d04bd8e92b79f18c5b16f0e87361740", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4de3e7da93a8ed54be6b5a04a1afe88e0d04bd8e92b79f18c5b16f0e87361740", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4de3e7da93a8ed54be6b5a04a1afe88e0d04bd8e92b79f18c5b16f0e87361740", kill_on_drop: false }` [INFO] [stdout] 4de3e7da93a8ed54be6b5a04a1afe88e0d04bd8e92b79f18c5b16f0e87361740 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 3d283cbd40a80275c81455337e93910cd12eff0f53996652694e22b4ef4d7a1a [INFO] running `Command { std: "docker" "start" "-a" "3d283cbd40a80275c81455337e93910cd12eff0f53996652694e22b4ef4d7a1a", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.69 [INFO] [stderr] Compiling libc v0.2.149 [INFO] [stderr] Checking regex-syntax v0.8.1 [INFO] [stderr] Checking pin-project-lite v0.2.13 [INFO] [stderr] Checking smallvec v1.11.1 [INFO] [stderr] Checking gimli v0.28.0 [INFO] [stderr] Checking anstyle v1.0.4 [INFO] [stderr] Checking tracing-core v0.1.31 [INFO] [stderr] Checking thread_local v1.1.7 [INFO] [stderr] Checking anstyle-parse v0.2.2 [INFO] [stderr] Checking memchr v2.6.4 [INFO] [stderr] Compiling eyre v0.6.8 [INFO] [stderr] Checking miniz_oxide v0.7.1 [INFO] [stderr] Checking clap_lex v0.5.1 [INFO] [stderr] Checking indenter v0.3.3 [INFO] [stderr] Checking bufstream v0.1.4 [INFO] [stderr] Checking mpd v0.1.0 [INFO] [stderr] Checking tracing-log v0.1.3 [INFO] [stderr] Checking anstream v0.6.4 [INFO] [stderr] Checking clap_builder v4.4.6 [INFO] [stderr] Checking object v0.32.1 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Compiling syn v2.0.38 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Checking regex-automata v0.4.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling libmimalloc-sys v0.1.35 [INFO] [stderr] Compiling backtrace v0.3.69 [INFO] [stderr] Checking addr2line v0.21.0 [INFO] [stderr] Checking regex v1.10.0 [INFO] [stderr] Checking mimalloc v0.1.39 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling clap_derive v4.4.2 [INFO] [stderr] Checking tracing v0.1.37 [INFO] [stderr] Checking tracing-subscriber v0.3.17 [INFO] [stderr] Checking clap v4.4.6 [INFO] [stderr] Checking tracing-error v0.2.0 [INFO] [stderr] Checking color-spantrace v0.2.0 [INFO] [stderr] Checking color-eyre v0.6.2 [INFO] [stderr] Checking rshuffle v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.73s [INFO] running `Command { std: "docker" "inspect" "3d283cbd40a80275c81455337e93910cd12eff0f53996652694e22b4ef4d7a1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d283cbd40a80275c81455337e93910cd12eff0f53996652694e22b4ef4d7a1a", kill_on_drop: false }` [INFO] [stdout] 3d283cbd40a80275c81455337e93910cd12eff0f53996652694e22b4ef4d7a1a