[INFO] fetching crate juxr 0.1.22... [INFO] checking juxr-0.1.22 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate juxr 0.1.22 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate juxr 0.1.22 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 juxr 0.1.22 [INFO] finished tweaking crates.io crate juxr 0.1.22 [INFO] tweaked toml for crates.io crate juxr 0.1.22 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate crates.io crate juxr 0.1.22 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 anyhow v1.0.35 [INFO] [stderr] Downloaded serde_yaml v0.8.14 [INFO] [stderr] Downloaded ignore v0.4.17 [INFO] [stderr] Downloaded globwalk v0.8.0 [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] 6c6316b5fe6d46e41fe1bd56418f7788af4cd4bd3f0da5819b7e8335c10e7029 [INFO] running `Command { std: "docker" "start" "-a" "6c6316b5fe6d46e41fe1bd56418f7788af4cd4bd3f0da5819b7e8335c10e7029", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6c6316b5fe6d46e41fe1bd56418f7788af4cd4bd3f0da5819b7e8335c10e7029", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c6316b5fe6d46e41fe1bd56418f7788af4cd4bd3f0da5819b7e8335c10e7029", kill_on_drop: false }` [INFO] [stdout] 6c6316b5fe6d46e41fe1bd56418f7788af4cd4bd3f0da5819b7e8335c10e7029 [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] 8958e0fe8059c5090f6edef3bb4140e718b5b7e71fa3f0e2451aaab870221111 [INFO] running `Command { std: "docker" "start" "-a" "8958e0fe8059c5090f6edef3bb4140e718b5b7e71fa3f0e2451aaab870221111", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Compiling syn v1.0.53 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling serde_derive v1.0.118 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Compiling serde v1.0.118 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking bstr v0.2.14 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Compiling anyhow v1.0.35 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking linked-hash-map v0.5.3 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking dtoa v0.4.6 [INFO] [stderr] Checking yaml-rust v0.4.4 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking xml-rs v0.8.3 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking uuid v0.8.1 [INFO] [stderr] Checking globset v0.4.6 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking ignore v0.4.17 [INFO] [stderr] Checking pretty_env_logger v0.4.0 [INFO] [stderr] Checking globwalk v0.8.0 [INFO] [stderr] Checking serde_yaml v0.8.14 [INFO] [stderr] Checking juxr v0.1.22 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.37s [INFO] running `Command { std: "docker" "inspect" "8958e0fe8059c5090f6edef3bb4140e718b5b7e71fa3f0e2451aaab870221111", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8958e0fe8059c5090f6edef3bb4140e718b5b7e71fa3f0e2451aaab870221111", kill_on_drop: false }` [INFO] [stdout] 8958e0fe8059c5090f6edef3bb4140e718b5b7e71fa3f0e2451aaab870221111 [INFO] checking juxr-0.1.22 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate juxr 0.1.22 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate juxr 0.1.22 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 juxr 0.1.22 [INFO] finished tweaking crates.io crate juxr 0.1.22 [INFO] tweaked toml for crates.io crate juxr 0.1.22 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate crates.io crate juxr 0.1.22 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] 13ad343f88d4d75e2fc6aedfc04a5a7b4696d7397687723fd60210df491e9685 [INFO] running `Command { std: "docker" "start" "-a" "13ad343f88d4d75e2fc6aedfc04a5a7b4696d7397687723fd60210df491e9685", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "13ad343f88d4d75e2fc6aedfc04a5a7b4696d7397687723fd60210df491e9685", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13ad343f88d4d75e2fc6aedfc04a5a7b4696d7397687723fd60210df491e9685", kill_on_drop: false }` [INFO] [stdout] 13ad343f88d4d75e2fc6aedfc04a5a7b4696d7397687723fd60210df491e9685 [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] 2b0d876d0ffa2486f7a8040ffe89ea91054b6f1b2f9876fbccdf9b3eda9dfe93 [INFO] running `Command { std: "docker" "start" "-a" "2b0d876d0ffa2486f7a8040ffe89ea91054b6f1b2f9876fbccdf9b3eda9dfe93", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling syn v1.0.53 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling serde_derive v1.0.118 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Compiling serde v1.0.118 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking bstr v0.2.14 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling anyhow v1.0.35 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking linked-hash-map v0.5.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking yaml-rust v0.4.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking dtoa v0.4.6 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking xml-rs v0.8.3 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/chrono-0.4.19/src/format/parse.rs:491:21 [INFO] [stdout] | [INFO] [stdout] 491 | Err(INVALID)?; [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] 491 | Err::(INVALID)?; [INFO] [stdout] | +++++++++++++++++++++++++ [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 `chrono` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.4.2/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] running `Command { std: "docker" "inspect" "2b0d876d0ffa2486f7a8040ffe89ea91054b6f1b2f9876fbccdf9b3eda9dfe93", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2b0d876d0ffa2486f7a8040ffe89ea91054b6f1b2f9876fbccdf9b3eda9dfe93", kill_on_drop: false }` [INFO] [stdout] 2b0d876d0ffa2486f7a8040ffe89ea91054b6f1b2f9876fbccdf9b3eda9dfe93