[INFO] fetching crate json-pointer 0.3.4... [INFO] checking json-pointer-0.3.4 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate json-pointer 0.3.4 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate json-pointer 0.3.4 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 json-pointer 0.3.4 [INFO] finished tweaking crates.io crate json-pointer 0.3.4 [INFO] tweaked toml for crates.io crate json-pointer 0.3.4 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate crates.io crate json-pointer 0.3.4 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] Downloading crates ... [INFO] [stderr] Downloaded quickcheck v0.9.2 [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] b894b21921ea4d1cdb32c562dd4731a34cf1cf7f47ac64378fd80d781e8c0189 [INFO] running `Command { std: "docker" "start" "-a" "b894b21921ea4d1cdb32c562dd4731a34cf1cf7f47ac64378fd80d781e8c0189", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b894b21921ea4d1cdb32c562dd4731a34cf1cf7f47ac64378fd80d781e8c0189", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b894b21921ea4d1cdb32c562dd4731a34cf1cf7f47ac64378fd80d781e8c0189", kill_on_drop: false }` [INFO] [stdout] b894b21921ea4d1cdb32c562dd4731a34cf1cf7f47ac64378fd80d781e8c0189 [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] f2e85ee55d6d05e3b423ae2c6d5c3dd0b55f2347b797d9d1c78d423d4978497f [INFO] running `Command { std: "docker" "start" "-a" "f2e85ee55d6d05e3b423ae2c6d5c3dd0b55f2347b797d9d1c78d423d4978497f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling serde v1.0.115 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking ppv-lite86 v0.2.9 [INFO] [stderr] Compiling serde_json v1.0.57 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking quickcheck v0.9.2 [INFO] [stderr] Checking json-pointer v0.3.4 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.36s [INFO] running `Command { std: "docker" "inspect" "f2e85ee55d6d05e3b423ae2c6d5c3dd0b55f2347b797d9d1c78d423d4978497f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f2e85ee55d6d05e3b423ae2c6d5c3dd0b55f2347b797d9d1c78d423d4978497f", kill_on_drop: false }` [INFO] [stdout] f2e85ee55d6d05e3b423ae2c6d5c3dd0b55f2347b797d9d1c78d423d4978497f [INFO] checking json-pointer-0.3.4 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate json-pointer 0.3.4 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate json-pointer 0.3.4 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 json-pointer 0.3.4 [INFO] finished tweaking crates.io crate json-pointer 0.3.4 [INFO] tweaked toml for crates.io crate json-pointer 0.3.4 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate crates.io crate json-pointer 0.3.4 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-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] fe2520f27911ed0120d845d20485d1414e14afb66569590b48f32d955c94b8bb [INFO] running `Command { std: "docker" "start" "-a" "fe2520f27911ed0120d845d20485d1414e14afb66569590b48f32d955c94b8bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fe2520f27911ed0120d845d20485d1414e14afb66569590b48f32d955c94b8bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fe2520f27911ed0120d845d20485d1414e14afb66569590b48f32d955c94b8bb", kill_on_drop: false }` [INFO] [stdout] fe2520f27911ed0120d845d20485d1414e14afb66569590b48f32d955c94b8bb [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] 4a1ae6e6e2dcc2927caf8e0be31ca6a17c3f6427b5decdaa41066b41c6c644df [INFO] running `Command { std: "docker" "start" "-a" "4a1ae6e6e2dcc2927caf8e0be31ca6a17c3f6427b5decdaa41066b41c6c644df", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling serde v1.0.115 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking ppv-lite86 v0.2.9 [INFO] [stderr] Compiling serde_json v1.0.57 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.3.9/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" "4a1ae6e6e2dcc2927caf8e0be31ca6a17c3f6427b5decdaa41066b41c6c644df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a1ae6e6e2dcc2927caf8e0be31ca6a17c3f6427b5decdaa41066b41c6c644df", kill_on_drop: false }` [INFO] [stdout] 4a1ae6e6e2dcc2927caf8e0be31ca6a17c3f6427b5decdaa41066b41c6c644df