[INFO] fetching crate libocc 0.5.0... [INFO] checking libocc-0.5.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate libocc 0.5.0 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate libocc 0.5.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate libocc 0.5.0 [INFO] finished tweaking crates.io crate libocc 0.5.0 [INFO] tweaked toml for crates.io crate libocc 0.5.0 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 79 packages [INFO] [stderr] Adding arrayvec v0.5.2 (latest: v0.7.4) [INFO] [stderr] Adding blake2b_simd v0.5.11 (latest: v1.0.2) [INFO] [stderr] Adding blake2s_simd v0.5.11 (latest: v1.0.2) [INFO] [stderr] Adding blake3 v0.3.8 (latest: v1.5.1) [INFO] [stderr] Adding block-buffer v0.9.0 (latest: v0.10.4) [INFO] [stderr] Adding block-padding v0.2.1 (latest: v0.3.3) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding constant_time_eq v0.1.5 (latest: v0.3.0) [INFO] [stderr] Adding crypto-mac v0.8.0 (latest: v0.11.1) [INFO] [stderr] Adding digest v0.9.0 (latest: v0.10.7) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding multihash v0.13.2 (latest: v0.19.1) [INFO] [stderr] Adding multihash-derive v0.7.2 (latest: v0.9.0) [INFO] [stderr] Adding proc-macro-crate v1.3.1 (latest: v3.1.0) [INFO] [stderr] Adding sha2 v0.9.9 (latest: v0.10.8) [INFO] [stderr] Adding sha3 v0.9.1 (latest: v0.10.8) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding synstructure v0.12.6 (latest: v0.13.1) [INFO] [stderr] Adding toml_edit v0.19.15 (latest: v0.22.9) [INFO] [stderr] Adding unsigned-varint v0.5.1 (latest: v0.8.0) [INFO] [stderr] Adding uuid v0.8.2 (latest: v1.8.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.55.0) [INFO] [stderr] Adding winnow v0.5.40 (latest: v0.6.5) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded blake2s_simd v0.5.11 [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 10cbf749589e42fd7cd22e896c060820c62e164f5bbcd3f502a308e7ec9a1bac [INFO] running `Command { std: "docker" "start" "-a" "10cbf749589e42fd7cd22e896c060820c62e164f5bbcd3f502a308e7ec9a1bac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "10cbf749589e42fd7cd22e896c060820c62e164f5bbcd3f502a308e7ec9a1bac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "10cbf749589e42fd7cd22e896c060820c62e164f5bbcd3f502a308e7ec9a1bac", kill_on_drop: false }` [INFO] [stdout] 10cbf749589e42fd7cd22e896c060820c62e164f5bbcd3f502a308e7ec9a1bac [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] be56c509177a368ac3ec7577ad80a6546a36c8482513e9759d10b2d9d00ce77d [INFO] running `Command { std: "docker" "start" "-a" "be56c509177a368ac3ec7577ad80a6546a36c8482513e9759d10b2d9d00ce77d", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Checking block-padding v0.2.1 [INFO] [stderr] Checking constant_time_eq v0.1.5 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling blake3 v0.3.8 [INFO] [stderr] Checking subtle v2.5.0 [INFO] [stderr] Checking keccak v0.1.5 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking unsigned-varint v0.5.1 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking crypto-mac v0.8.0 [INFO] [stderr] Checking sha2 v0.9.9 [INFO] [stderr] Checking sha3 v0.9.1 [INFO] [stderr] Checking blake2b_simd v0.5.11 [INFO] [stderr] Checking blake2s_simd v0.5.11 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling multihash-derive v0.7.2 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking multihash v0.13.2 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Checking chrono v0.4.37 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Checking libocc v0.5.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.54s [INFO] running `Command { std: "docker" "inspect" "be56c509177a368ac3ec7577ad80a6546a36c8482513e9759d10b2d9d00ce77d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be56c509177a368ac3ec7577ad80a6546a36c8482513e9759d10b2d9d00ce77d", kill_on_drop: false }` [INFO] [stdout] be56c509177a368ac3ec7577ad80a6546a36c8482513e9759d10b2d9d00ce77d [INFO] checking libocc-0.5.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate libocc 0.5.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate libocc 0.5.0 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate libocc 0.5.0 [INFO] finished tweaking crates.io crate libocc 0.5.0 [INFO] tweaked toml for crates.io crate libocc 0.5.0 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a31f426e542251a35dc96a396f3e87b9fcac08b1040ab40b04108678ba714695 [INFO] running `Command { std: "docker" "start" "-a" "a31f426e542251a35dc96a396f3e87b9fcac08b1040ab40b04108678ba714695", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a31f426e542251a35dc96a396f3e87b9fcac08b1040ab40b04108678ba714695", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a31f426e542251a35dc96a396f3e87b9fcac08b1040ab40b04108678ba714695", kill_on_drop: false }` [INFO] [stdout] a31f426e542251a35dc96a396f3e87b9fcac08b1040ab40b04108678ba714695 [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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0b7696ea1fbf2ce1349ff09ab691cad93aed84597220c779da9f56339b888fb4 [INFO] running `Command { std: "docker" "start" "-a" "0b7696ea1fbf2ce1349ff09ab691cad93aed84597220c779da9f56339b888fb4", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Checking constant_time_eq v0.1.5 [INFO] [stderr] Checking block-padding v0.2.1 [INFO] [stderr] Compiling indexmap v2.2.6 [INFO] [stderr] Compiling blake3 v0.3.8 [INFO] [stderr] Checking subtle v2.5.0 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking keccak v0.1.5 [INFO] [stderr] Checking unsigned-varint v0.5.1 [INFO] [stderr] Compiling serde_json v1.0.115 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking crypto-mac v0.8.0 [INFO] [stderr] Checking sha2 v0.9.9 [INFO] [stderr] Checking sha3 v0.9.1 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking blake2b_simd v0.5.11 [INFO] [stderr] Checking blake2s_simd v0.5.11 [INFO] [stderr] Compiling toml_edit v0.19.15 [INFO] [stderr] Compiling proc-macro-crate v1.3.1 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling multihash-derive v0.7.2 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking multihash v0.13.2 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Checking chrono v0.4.37 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/uuid-0.8.2/src/builder/mod.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | Err(Error::new(D4_LEN, len))?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 81 | Err::(Error::new(D4_LEN, len))?; [INFO] [stdout] | ++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/uuid-0.8.2/src/builder/mod.rs:138:13 [INFO] [stdout] | [INFO] [stdout] 138 | Err(Error::new(D4_LEN, len))?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 138 | Err::(Error::new(D4_LEN, len))?; [INFO] [stdout] | ++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/uuid-0.8.2/src/builder/mod.rs:246:13 [INFO] [stdout] | [INFO] [stdout] 246 | Err(Error::new(BYTES_LEN, len))?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 246 | Err::(Error::new(BYTES_LEN, len))?; [INFO] [stdout] | ++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/uuid-0.8.2/src/builder/mod.rs:353:13 [INFO] [stdout] | [INFO] [stdout] 353 | Err(Error::new(BYTES_LEN, len))?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 353 | Err::(Error::new(BYTES_LEN, len))?; [INFO] [stdout] | ++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/uuid-0.8.2/src/parser/mod.rs:67:13 [INFO] [stdout] | [INFO] [stdout] 67 | Err(Error::InvalidLength { [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 67 | Err::(Error::InvalidLength { [INFO] [stdout] | +++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `uuid` (lib) due to 6 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "0b7696ea1fbf2ce1349ff09ab691cad93aed84597220c779da9f56339b888fb4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b7696ea1fbf2ce1349ff09ab691cad93aed84597220c779da9f56339b888fb4", kill_on_drop: false }` [INFO] [stdout] 0b7696ea1fbf2ce1349ff09ab691cad93aed84597220c779da9f56339b888fb4