[INFO] cloning repository https://github.com/Lait-au-Cafe/simulate_automaton [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Lait-au-Cafe/simulate_automaton" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLait-au-Cafe%2Fsimulate_automaton", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLait-au-Cafe%2Fsimulate_automaton'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a1897f73dc8ab62d79ec56f05cf2700bd1a72058 [INFO] checking Lait-au-Cafe/simulate_automaton against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLait-au-Cafe%2Fsimulate_automaton" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Lait-au-Cafe/simulate_automaton 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 git repo https://github.com/Lait-au-Cafe/simulate_automaton [INFO] finished tweaking git repo https://github.com/Lait-au-Cafe/simulate_automaton [INFO] tweaked toml for git repo https://github.com/Lait-au-Cafe/simulate_automaton written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Lait-au-Cafe/simulate_automaton 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 libc v0.2.32 [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] 899e0c95404b9e2a256857a557af10717e182f408fc6862a7d8104dfa5655b66 [INFO] running `Command { std: "docker" "start" "-a" "899e0c95404b9e2a256857a557af10717e182f408fc6862a7d8104dfa5655b66", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "899e0c95404b9e2a256857a557af10717e182f408fc6862a7d8104dfa5655b66", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "899e0c95404b9e2a256857a557af10717e182f408fc6862a7d8104dfa5655b66", kill_on_drop: false }` [INFO] [stdout] 899e0c95404b9e2a256857a557af10717e182f408fc6862a7d8104dfa5655b66 [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] 743b233da218d5fc83b3c00bccca39b54673bb0a96e2a4f6862e1ecef4e41279 [INFO] running `Command { std: "docker" "start" "-a" "743b233da218d5fc83b3c00bccca39b54673bb0a96e2a4f6862e1ecef4e41279", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.32 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking lazy_static v0.2.9 [INFO] [stderr] Checking thread_local v0.3.4 [INFO] [stderr] Checking memchr v1.0.2 [INFO] [stderr] Checking aho-corasick v0.6.3 [INFO] [stderr] Checking regex v0.2.2 [INFO] [stderr] Checking simulate_automaton v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/data.rs:23:25 [INFO] [stdout] | [INFO] [stdout] 23 | + " : " + e.description())?; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/data.rs:29:58 [INFO] [stdout] | [INFO] [stdout] 29 | .map_err(|e|"Cannot read file : ".to_owned() + e.description())?; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/data.rs:33:23 [INFO] [stdout] | [INFO] [stdout] 33 | .map_err(|e|e.description().to_owned())?; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/data.rs:23:25 [INFO] [stdout] | [INFO] [stdout] 23 | + " : " + e.description())?; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/data.rs:39:28 [INFO] [stdout] | [INFO] [stdout] 39 | .map_err(|e| e.description().to_owned())? [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/data.rs:29:58 [INFO] [stdout] | [INFO] [stdout] 29 | .map_err(|e|"Cannot read file : ".to_owned() + e.description())?; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/data.rs:33:23 [INFO] [stdout] | [INFO] [stdout] 33 | .map_err(|e|e.description().to_owned())?; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/data.rs:39:28 [INFO] [stdout] | [INFO] [stdout] 39 | .map_err(|e| e.description().to_owned())? [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.90s [INFO] running `Command { std: "docker" "inspect" "743b233da218d5fc83b3c00bccca39b54673bb0a96e2a4f6862e1ecef4e41279", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "743b233da218d5fc83b3c00bccca39b54673bb0a96e2a4f6862e1ecef4e41279", kill_on_drop: false }` [INFO] [stdout] 743b233da218d5fc83b3c00bccca39b54673bb0a96e2a4f6862e1ecef4e41279 [INFO] checking Lait-au-Cafe/simulate_automaton against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLait-au-Cafe%2Fsimulate_automaton" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Lait-au-Cafe/simulate_automaton 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 git repo https://github.com/Lait-au-Cafe/simulate_automaton [INFO] finished tweaking git repo https://github.com/Lait-au-Cafe/simulate_automaton [INFO] tweaked toml for git repo https://github.com/Lait-au-Cafe/simulate_automaton written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Lait-au-Cafe/simulate_automaton 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] 78e8a15114cbc1ab60e3601c127181041f47166048950e7644e7be2e9de92e27 [INFO] running `Command { std: "docker" "start" "-a" "78e8a15114cbc1ab60e3601c127181041f47166048950e7644e7be2e9de92e27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "78e8a15114cbc1ab60e3601c127181041f47166048950e7644e7be2e9de92e27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "78e8a15114cbc1ab60e3601c127181041f47166048950e7644e7be2e9de92e27", kill_on_drop: false }` [INFO] [stdout] 78e8a15114cbc1ab60e3601c127181041f47166048950e7644e7be2e9de92e27 [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] e5a6fb29aea927da5d84b6d4d6cc995ef3a616d18de8c7127e18364c4a64f46b [INFO] running `Command { std: "docker" "start" "-a" "e5a6fb29aea927da5d84b6d4d6cc995ef3a616d18de8c7127e18364c4a64f46b", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.32 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking lazy_static v0.2.9 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Checking regex-syntax v0.4.1 [INFO] [stderr] Checking thread_local v0.3.4 [INFO] [stderr] Checking memchr v1.0.2 [INFO] [stderr] Checking aho-corasick v0.6.3 [INFO] [stderr] Checking regex v0.2.2 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-0.2.2/src/exec.rs:738:13 [INFO] [stdout] | [INFO] [stdout] 738 | / match dfa::Fsm::reverse( [INFO] [stdout] 739 | | &self.ro.dfa_reverse, [INFO] [stdout] 740 | | &self.cache, [INFO] [stdout] 741 | | false, [INFO] [stdout] ... | [INFO] [stdout] 748 | | Quit => return Some(Quit), [INFO] [stdout] 749 | | }; [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" "e5a6fb29aea927da5d84b6d4d6cc995ef3a616d18de8c7127e18364c4a64f46b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5a6fb29aea927da5d84b6d4d6cc995ef3a616d18de8c7127e18364c4a64f46b", kill_on_drop: false }` [INFO] [stdout] e5a6fb29aea927da5d84b6d4d6cc995ef3a616d18de8c7127e18364c4a64f46b