[INFO] fetching crate social_tournament 0.5.2... [INFO] checking social_tournament-0.5.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate social_tournament 0.5.2 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate social_tournament 0.5.2 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 social_tournament 0.5.2 [INFO] finished tweaking crates.io crate social_tournament 0.5.2 [INFO] tweaked toml for crates.io crate social_tournament 0.5.2 written to /workspace/builds/worker-3-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 86 packages [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 deflate v0.8.6 (latest: v1.0.0) [INFO] [stderr] Adding dtoa v0.4.8 (latest: v1.0.9) [INFO] [stderr] Adding gif v0.11.4 (latest: v0.13.1) [INFO] [stderr] Adding image v0.23.14 (latest: v0.25.1) [INFO] [stderr] Adding itoa v0.4.8 (latest: v1.0.11) [INFO] [stderr] Adding jpeg-decoder v0.1.22 (latest: v0.3.1) [INFO] [stderr] Adding lopdf v0.26.0 (latest: v0.32.0) [INFO] [stderr] Adding miniz_oxide v0.3.7 (latest: v0.7.2) [INFO] [stderr] Adding miniz_oxide v0.4.4 (latest: v0.7.2) [INFO] [stderr] Adding num-rational v0.3.2 (latest: v0.4.1) [INFO] [stderr] Adding owned_ttf_parser v0.12.1 (latest: v0.20.0) [INFO] [stderr] Adding png v0.16.8 (latest: v0.17.13) [INFO] [stderr] Adding printpdf v0.4.1 (latest: v0.7.0) [INFO] [stderr] Adding rustc_version v0.2.3 (latest: v0.4.0) [INFO] [stderr] Adding semver v0.9.0 (latest: v1.0.22) [INFO] [stderr] Adding semver-parser v0.7.0 (latest: v0.10.2) [INFO] [stderr] Adding sha1 v0.6.1 (latest: v0.10.6) [INFO] [stderr] Adding standback v0.2.17 (latest: v0.4.4) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding tiff v0.6.1 (latest: v0.9.1) [INFO] [stderr] Adding time v0.2.27 (latest: v0.3.34) [INFO] [stderr] Adding time-macros v0.1.1 (latest: v0.2.17) [INFO] [stderr] Adding ttf-parser v0.12.3 (latest: v0.20.0) [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] Downloading crates ... [INFO] [stderr] Downloaded ttf-parser v0.12.3 [INFO] [stderr] Downloaded lopdf v0.26.0 [INFO] [stderr] Downloaded owned_ttf_parser v0.12.1 [INFO] [stderr] Downloaded round_robin_tournament v0.3.1 [INFO] [stderr] Downloaded printpdf v0.4.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] f2216e94159e7e73124adf7680117b61f46714f96dab212a87f1e460e73e9573 [INFO] running `Command { std: "docker" "start" "-a" "f2216e94159e7e73124adf7680117b61f46714f96dab212a87f1e460e73e9573", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f2216e94159e7e73124adf7680117b61f46714f96dab212a87f1e460e73e9573", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f2216e94159e7e73124adf7680117b61f46714f96dab212a87f1e460e73e9573", kill_on_drop: false }` [INFO] [stdout] f2216e94159e7e73124adf7680117b61f46714f96dab212a87f1e460e73e9573 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] bd2eed905d982d3f280db2d43aadc50c31e54f4549fe038faf576844aa6a4bef [INFO] running `Command { std: "docker" "start" "-a" "bd2eed905d982d3f280db2d43aadc50c31e54f4549fe038faf576844aa6a4bef", kill_on_drop: false }` [INFO] [stderr] Checking encoding_index_tests v0.1.4 [INFO] [stderr] Compiling proc-macro-hack v0.5.20+deprecated [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Compiling const_fn v0.4.9 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Compiling standback v0.2.17 [INFO] [stderr] Compiling time v0.2.27 [INFO] [stderr] Checking weezl v0.1.8 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking jpeg-decoder v0.1.22 [INFO] [stderr] Checking color_quant v1.1.0 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking encoding-index-japanese v1.20141219.5 [INFO] [stderr] Checking miniz_oxide v0.3.7 [INFO] [stderr] Checking encoding-index-singlebyte v1.20141219.5 [INFO] [stderr] Checking encoding-index-simpchinese v1.20141219.5 [INFO] [stderr] Checking encoding-index-tradchinese v1.20141219.5 [INFO] [stderr] Checking encoding-index-korean v1.20141219.5 [INFO] [stderr] Checking gif v0.11.4 [INFO] [stderr] Checking num-iter v0.1.44 [INFO] [stderr] Checking ttf-parser v0.12.3 [INFO] [stderr] Checking deflate v0.8.6 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Checking dtoa v0.4.8 [INFO] [stderr] Compiling thiserror v1.0.58 [INFO] [stderr] Checking bytemuck v1.15.0 [INFO] [stderr] Checking round_robin_tournament v0.3.1 [INFO] [stderr] Checking flate2 v1.0.28 [INFO] [stderr] Checking png v0.16.8 [INFO] [stderr] Checking encoding v0.2.33 [INFO] [stderr] Checking tiff v0.6.1 [INFO] [stderr] Checking image v0.23.14 [INFO] [stderr] Checking owned_ttf_parser v0.12.1 [INFO] [stderr] Compiling thiserror-impl v1.0.58 [INFO] [stderr] Compiling time-macros-impl v0.1.2 [INFO] [stderr] Checking time-macros v0.1.1 [INFO] [stderr] Checking lopdf v0.26.0 [INFO] [stderr] Checking printpdf v0.4.1 [INFO] [stderr] Checking social_tournament v0.5.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.62s [INFO] running `Command { std: "docker" "inspect" "bd2eed905d982d3f280db2d43aadc50c31e54f4549fe038faf576844aa6a4bef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bd2eed905d982d3f280db2d43aadc50c31e54f4549fe038faf576844aa6a4bef", kill_on_drop: false }` [INFO] [stdout] bd2eed905d982d3f280db2d43aadc50c31e54f4549fe038faf576844aa6a4bef [INFO] checking social_tournament-0.5.2 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate social_tournament 0.5.2 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate social_tournament 0.5.2 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 social_tournament 0.5.2 [INFO] finished tweaking crates.io crate social_tournament 0.5.2 [INFO] tweaked toml for crates.io crate social_tournament 0.5.2 written to /workspace/builds/worker-3-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] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 86 packages [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 deflate v0.8.6 (latest: v1.0.0) [INFO] [stderr] Adding dtoa v0.4.8 (latest: v1.0.9) [INFO] [stderr] Adding gif v0.11.4 (latest: v0.13.1) [INFO] [stderr] Adding image v0.23.14 (latest: v0.25.1) [INFO] [stderr] Adding itoa v0.4.8 (latest: v1.0.11) [INFO] [stderr] Adding jpeg-decoder v0.1.22 (latest: v0.3.1) [INFO] [stderr] Adding lopdf v0.26.0 (latest: v0.32.0) [INFO] [stderr] Adding miniz_oxide v0.3.7 (latest: v0.7.2) [INFO] [stderr] Adding miniz_oxide v0.4.4 (latest: v0.7.2) [INFO] [stderr] Adding num-rational v0.3.2 (latest: v0.4.1) [INFO] [stderr] Adding owned_ttf_parser v0.12.1 (latest: v0.20.0) [INFO] [stderr] Adding png v0.16.8 (latest: v0.17.13) [INFO] [stderr] Adding printpdf v0.4.1 (latest: v0.7.0) [INFO] [stderr] Adding rustc_version v0.2.3 (latest: v0.4.0) [INFO] [stderr] Adding semver v0.9.0 (latest: v1.0.22) [INFO] [stderr] Adding semver-parser v0.7.0 (latest: v0.10.2) [INFO] [stderr] Adding sha1 v0.6.1 (latest: v0.10.6) [INFO] [stderr] Adding standback v0.2.17 (latest: v0.4.4) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding tiff v0.6.1 (latest: v0.9.1) [INFO] [stderr] Adding time v0.2.27 (latest: v0.3.34) [INFO] [stderr] Adding time-macros v0.1.1 (latest: v0.2.17) [INFO] [stderr] Adding ttf-parser v0.12.3 (latest: v0.20.0) [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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 608491ff4afb3952ef7ce9b2465865597dfb163a1f41c3570ee242fa6a98d0d3 [INFO] running `Command { std: "docker" "start" "-a" "608491ff4afb3952ef7ce9b2465865597dfb163a1f41c3570ee242fa6a98d0d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "608491ff4afb3952ef7ce9b2465865597dfb163a1f41c3570ee242fa6a98d0d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "608491ff4afb3952ef7ce9b2465865597dfb163a1f41c3570ee242fa6a98d0d3", kill_on_drop: false }` [INFO] [stdout] 608491ff4afb3952ef7ce9b2465865597dfb163a1f41c3570ee242fa6a98d0d3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] cf66f6e508e7585284a4eabe6cd83ddce3f57a2f85ef44fbf43b75f074e4ce6f [INFO] running `Command { std: "docker" "start" "-a" "cf66f6e508e7585284a4eabe6cd83ddce3f57a2f85ef44fbf43b75f074e4ce6f", kill_on_drop: false }` [INFO] [stderr] Checking encoding_index_tests v0.1.4 [INFO] [stderr] Compiling proc-macro-hack v0.5.20+deprecated [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling const_fn v0.4.9 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Checking weezl v0.1.8 [INFO] [stderr] Compiling standback v0.2.17 [INFO] [stderr] Compiling time v0.2.27 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking jpeg-decoder v0.1.22 [INFO] [stderr] Checking color_quant v1.1.0 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking encoding-index-korean v1.20141219.5 [INFO] [stderr] Checking miniz_oxide v0.3.7 [INFO] [stderr] Checking encoding-index-tradchinese v1.20141219.5 [INFO] [stderr] Checking encoding-index-japanese v1.20141219.5 [INFO] [stderr] Checking encoding-index-simpchinese v1.20141219.5 [INFO] [stderr] Checking encoding-index-singlebyte v1.20141219.5 [INFO] [stderr] Checking num-iter v0.1.44 [INFO] [stderr] Checking flate2 v1.0.28 [INFO] [stderr] Checking gif v0.11.4 [INFO] [stderr] Checking ttf-parser v0.12.3 [INFO] [stderr] Checking deflate v0.8.6 [INFO] [stderr] Compiling thiserror v1.0.58 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Checking dtoa v0.4.8 [INFO] [stderr] Checking encoding v0.2.33 [INFO] [stderr] Checking bytemuck v1.15.0 [INFO] [stderr] Checking round_robin_tournament v0.3.1 [INFO] [stderr] Checking png v0.16.8 [INFO] [stderr] Checking tiff v0.6.1 [INFO] [stderr] Checking owned_ttf_parser v0.12.1 [INFO] [stderr] Checking image v0.23.14 [INFO] [stderr] Compiling time-macros-impl v0.1.2 [INFO] [stderr] Compiling thiserror-impl v1.0.58 [INFO] [stderr] Checking time-macros v0.1.1 [INFO] [stderr] Checking lopdf v0.26.0 [INFO] [stderr] Checking printpdf v0.4.1 [INFO] [stderr] Checking social_tournament v0.5.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.72s [INFO] running `Command { std: "docker" "inspect" "cf66f6e508e7585284a4eabe6cd83ddce3f57a2f85ef44fbf43b75f074e4ce6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf66f6e508e7585284a4eabe6cd83ddce3f57a2f85ef44fbf43b75f074e4ce6f", kill_on_drop: false }` [INFO] [stdout] cf66f6e508e7585284a4eabe6cd83ddce3f57a2f85ef44fbf43b75f074e4ce6f