[INFO] fetching crate ganganonline-parser-json 0.0.0... [INFO] checking ganganonline-parser-json-0.0.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate ganganonline-parser-json 0.0.0 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate ganganonline-parser-json 0.0.0 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 ganganonline-parser-json 0.0.0 [INFO] finished tweaking crates.io crate ganganonline-parser-json 0.0.0 [INFO] tweaked toml for crates.io crate ganganonline-parser-json 0.0.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate crates.io crate ganganonline-parser-json 0.0.0 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded quick-protobuf v0.6.4 [INFO] [stderr] Downloaded hermit-abi v0.1.6 [INFO] [stderr] Downloaded ganganonline-parser-lib v0.0.0 [INFO] [stderr] Downloaded proc-macro2 v1.0.7 [INFO] [stderr] Downloaded backtrace v0.3.42 [INFO] [stderr] Downloaded serde_json v1.0.44 [INFO] [stderr] Downloaded memchr v2.3.0 [INFO] [stderr] Downloaded syn v1.0.13 [INFO] [stderr] Downloaded regex-syntax v0.6.13 [INFO] [stderr] Downloaded backtrace-sys v0.1.32 [INFO] [stderr] Downloaded regex v1.3.3 [INFO] [stderr] Downloaded pb-rs v0.8.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 8a4c50a47781f4904e99933ab8b6f8cfcd00146ee566148375d997ce77689c41 [INFO] running `Command { std: "docker" "start" "-a" "8a4c50a47781f4904e99933ab8b6f8cfcd00146ee566148375d997ce77689c41", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8a4c50a47781f4904e99933ab8b6f8cfcd00146ee566148375d997ce77689c41", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a4c50a47781f4904e99933ab8b6f8cfcd00146ee566148375d997ce77689c41", kill_on_drop: false }` [INFO] [stdout] 8a4c50a47781f4904e99933ab8b6f8cfcd00146ee566148375d997ce77689c41 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ac0e5cf8433823aa55e4b4b087f867e7bfea2fca17e9922c994a5b9314dbfbc4 [INFO] running `Command { std: "docker" "start" "-a" "ac0e5cf8433823aa55e4b4b087f867e7bfea2fca17e9922c994a5b9314dbfbc4", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling proc-macro2 v1.0.7 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.13 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Compiling memchr v2.3.0 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling regex-syntax v0.6.13 [INFO] [stderr] Compiling rustc-demangle v0.1.16 [INFO] [stderr] Compiling unicode-width v0.1.7 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling memchr v1.0.2 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling termcolor v1.1.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling nom v3.2.1 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Compiling regex v1.3.3 [INFO] [stderr] Compiling backtrace v0.3.42 [INFO] [stderr] Compiling env_logger v0.5.13 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling failure v0.1.6 [INFO] [stderr] Checking quick-protobuf v0.6.4 [INFO] [stderr] Compiling pb-rs v0.8.3 [INFO] [stderr] Compiling ganganonline-parser-lib v0.0.0 [INFO] [stderr] Checking serde_json v1.0.44 [INFO] [stderr] Checking ganganonline-parser-json v0.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | Io(::std::io::Error), [INFO] [stdout] | -- ^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 14 | Io(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | Io(::std::io::Error), [INFO] [stdout] | -- ^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 14 | Io(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | Proto(::quick_protobuf::Error), [INFO] [stdout] | ----- ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 15 | Proto(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:16:7 [INFO] [stdout] | [INFO] [stdout] 16 | Json(::serde_json::Error), [INFO] [stdout] | ---- ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 16 | Json(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | Proto(::quick_protobuf::Error), [INFO] [stdout] | ----- ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 15 | Proto(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:16:7 [INFO] [stdout] | [INFO] [stdout] 16 | Json(::serde_json::Error), [INFO] [stdout] | ---- ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 16 | Json(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.21s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v3.2.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "ac0e5cf8433823aa55e4b4b087f867e7bfea2fca17e9922c994a5b9314dbfbc4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac0e5cf8433823aa55e4b4b087f867e7bfea2fca17e9922c994a5b9314dbfbc4", kill_on_drop: false }` [INFO] [stdout] ac0e5cf8433823aa55e4b4b087f867e7bfea2fca17e9922c994a5b9314dbfbc4 [INFO] checking ganganonline-parser-json-0.0.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate ganganonline-parser-json 0.0.0 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate ganganonline-parser-json 0.0.0 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 ganganonline-parser-json 0.0.0 [INFO] finished tweaking crates.io crate ganganonline-parser-json 0.0.0 [INFO] tweaked toml for crates.io crate ganganonline-parser-json 0.0.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate crates.io crate ganganonline-parser-json 0.0.0 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 4c928bec7ebef5b70cb1b9ff4cf8f3f4ca833cf3ad7865b4132df4bcc1332e34 [INFO] running `Command { std: "docker" "start" "-a" "4c928bec7ebef5b70cb1b9ff4cf8f3f4ca833cf3ad7865b4132df4bcc1332e34", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4c928bec7ebef5b70cb1b9ff4cf8f3f4ca833cf3ad7865b4132df4bcc1332e34", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c928bec7ebef5b70cb1b9ff4cf8f3f4ca833cf3ad7865b4132df4bcc1332e34", kill_on_drop: false }` [INFO] [stdout] 4c928bec7ebef5b70cb1b9ff4cf8f3f4ca833cf3ad7865b4132df4bcc1332e34 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 87cd44ee01d9078cdf157e190304e55a82946b3497228a135929f52dceb60e7e [INFO] running `Command { std: "docker" "start" "-a" "87cd44ee01d9078cdf157e190304e55a82946b3497228a135929f52dceb60e7e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling proc-macro2 v1.0.7 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.13 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Compiling memchr v2.3.0 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling unicode-width v0.1.7 [INFO] [stderr] Compiling rustc-demangle v0.1.16 [INFO] [stderr] Compiling regex-syntax v0.6.13 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling memchr v1.0.2 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling termcolor v1.1.0 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling nom v3.2.1 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Compiling regex v1.3.3 [INFO] [stderr] Compiling backtrace v0.3.42 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.3.3/src/exec.rs:836:13 [INFO] [stdout] | [INFO] [stdout] 836 | / match dfa::Fsm::reverse( [INFO] [stdout] 837 | | &self.ro.dfa_reverse, [INFO] [stdout] 838 | | self.cache.value(), [INFO] [stdout] 839 | | false, [INFO] [stdout] ... | [INFO] [stdout] 850 | | Quit => return Some(Quit), [INFO] [stdout] 851 | | }; [INFO] [stdout] | |_____________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `regex` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "87cd44ee01d9078cdf157e190304e55a82946b3497228a135929f52dceb60e7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "87cd44ee01d9078cdf157e190304e55a82946b3497228a135929f52dceb60e7e", kill_on_drop: false }` [INFO] [stdout] 87cd44ee01d9078cdf157e190304e55a82946b3497228a135929f52dceb60e7e