[INFO] cloning repository https://github.com/Nakamurus/catsay_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Nakamurus/catsay_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNakamurus%2Fcatsay_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNakamurus%2Fcatsay_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 75f46fb7d4cd4e0299a3c949168491d386adb453 [INFO] checking Nakamurus/catsay_rust against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNakamurus%2Fcatsay_rust" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] [stderr] Updating files: 50% (610/1197) Updating files: 51% (611/1197) Updating files: 52% (623/1197) Updating files: 53% (635/1197) Updating files: 54% (647/1197) Updating files: 55% (659/1197) Updating files: 56% (671/1197) Updating files: 57% (683/1197) Updating files: 58% (695/1197) Updating files: 59% (707/1197) Updating files: 60% (719/1197) Updating files: 61% (731/1197) Updating files: 62% (743/1197) Updating files: 63% (755/1197) Updating files: 64% (767/1197) Updating files: 65% (779/1197) Updating files: 66% (791/1197) Updating files: 67% (802/1197) Updating files: 68% (814/1197) Updating files: 69% (826/1197) Updating files: 70% (838/1197) Updating files: 71% (850/1197) Updating files: 72% (862/1197) Updating files: 73% (874/1197) Updating files: 74% (886/1197) Updating files: 75% (898/1197) Updating files: 76% (910/1197) Updating files: 77% (922/1197) Updating files: 78% (934/1197) Updating files: 79% (946/1197) Updating files: 80% (958/1197) Updating files: 81% (970/1197) Updating files: 82% (982/1197) Updating files: 83% (994/1197) Updating files: 84% (1006/1197) Updating files: 85% (1018/1197) Updating files: 86% (1030/1197) Updating files: 87% (1042/1197) Updating files: 88% (1054/1197) Updating files: 89% (1066/1197) Updating files: 90% (1078/1197) Updating files: 91% (1090/1197) Updating files: 92% (1102/1197) Updating files: 92% (1105/1197) Updating files: 93% (1114/1197) Updating files: 94% (1126/1197) Updating files: 95% (1138/1197) Updating files: 96% (1150/1197) Updating files: 97% (1162/1197) Updating files: 98% (1174/1197) Updating files: 99% (1186/1197) Updating files: 100% (1197/1197) Updating files: 100% (1197/1197), done. [INFO] validating manifest of git repo https://github.com/Nakamurus/catsay_rust 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/Nakamurus/catsay_rust [INFO] finished tweaking git repo https://github.com/Nakamurus/catsay_rust [INFO] tweaked toml for git repo https://github.com/Nakamurus/catsay_rust written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Nakamurus/catsay_rust 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] 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] c7f49bbd2fd5c19293d65d008c292dac608f9dadb7cb264da8d2651481cfc9f7 [INFO] running `Command { std: "docker" "start" "-a" "c7f49bbd2fd5c19293d65d008c292dac608f9dadb7cb264da8d2651481cfc9f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c7f49bbd2fd5c19293d65d008c292dac608f9dadb7cb264da8d2651481cfc9f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c7f49bbd2fd5c19293d65d008c292dac608f9dadb7cb264da8d2651481cfc9f7", kill_on_drop: false }` [INFO] [stdout] c7f49bbd2fd5c19293d65d008c292dac608f9dadb7cb264da8d2651481cfc9f7 [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] 1e95890a0f4a8b57ceb3647124d1c80ae6cf3dc0f25ad583df50a5871a0f1937 [INFO] running `Command { std: "docker" "start" "-a" "1e95890a0f4a8b57ceb3647124d1c80ae6cf3dc0f25ad583df50a5871a0f1937", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling ryu v1.0.3 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling failure_derive v0.1.7 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling escargot v0.4.0 [INFO] [stderr] Checking predicates-core v1.0.0 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking normalize-line-endings v0.3.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking treeline v0.1.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking predicates-tree v1.0.0 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling backtrace-sys v0.1.35 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking colored v1.9.3 [INFO] [stderr] Checking float-cmp v0.6.0 [INFO] [stderr] Checking backtrace v0.3.46 [INFO] [stderr] Checking regex v1.3.6 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Checking predicates v1.0.4 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Checking structopt v0.2.18 [INFO] [stderr] Compiling serde_derive v1.0.106 [INFO] [stderr] Checking failure v0.1.7 [INFO] [stderr] Checking exitfailure v0.5.1 [INFO] [stderr] Checking serde_json v1.0.51 [INFO] [stderr] Checking assert_cmd v0.11.1 [INFO] [stderr] Checking catsay v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.67s [INFO] running `Command { std: "docker" "inspect" "1e95890a0f4a8b57ceb3647124d1c80ae6cf3dc0f25ad583df50a5871a0f1937", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e95890a0f4a8b57ceb3647124d1c80ae6cf3dc0f25ad583df50a5871a0f1937", kill_on_drop: false }` [INFO] [stdout] 1e95890a0f4a8b57ceb3647124d1c80ae6cf3dc0f25ad583df50a5871a0f1937 [INFO] checking Nakamurus/catsay_rust against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNakamurus%2Fcatsay_rust" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] [stderr] Updating files: 51% (616/1197) Updating files: 52% (623/1197) Updating files: 53% (635/1197) Updating files: 54% (647/1197) Updating files: 55% (659/1197) Updating files: 56% (671/1197) Updating files: 57% (683/1197) Updating files: 58% (695/1197) Updating files: 59% (707/1197) Updating files: 60% (719/1197) Updating files: 61% (731/1197) Updating files: 62% (743/1197) Updating files: 63% (755/1197) Updating files: 64% (767/1197) Updating files: 65% (779/1197) Updating files: 66% (791/1197) Updating files: 67% (802/1197) Updating files: 68% (814/1197) Updating files: 69% (826/1197) Updating files: 70% (838/1197) Updating files: 71% (850/1197) Updating files: 72% (862/1197) Updating files: 73% (874/1197) Updating files: 74% (886/1197) Updating files: 75% (898/1197) Updating files: 76% (910/1197) Updating files: 77% (922/1197) Updating files: 78% (934/1197) Updating files: 79% (946/1197) Updating files: 80% (958/1197) Updating files: 81% (970/1197) Updating files: 82% (982/1197) Updating files: 83% (994/1197) Updating files: 84% (1006/1197) Updating files: 85% (1018/1197) Updating files: 86% (1030/1197) Updating files: 87% (1042/1197) Updating files: 88% (1054/1197) Updating files: 89% (1066/1197) Updating files: 90% (1078/1197) Updating files: 91% (1090/1197) Updating files: 92% (1102/1197) Updating files: 93% (1114/1197) Updating files: 94% (1126/1197) Updating files: 95% (1138/1197) Updating files: 96% (1150/1197) Updating files: 97% (1162/1197) Updating files: 98% (1174/1197) Updating files: 99% (1186/1197) Updating files: 100% (1197/1197) Updating files: 100% (1197/1197), done. [INFO] validating manifest of git repo https://github.com/Nakamurus/catsay_rust 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/Nakamurus/catsay_rust [INFO] finished tweaking git repo https://github.com/Nakamurus/catsay_rust [INFO] tweaked toml for git repo https://github.com/Nakamurus/catsay_rust written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Nakamurus/catsay_rust 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] e00fcadc6f0081e22a9b33499fd125e0c825317039715c9e98307b07ef472790 [INFO] running `Command { std: "docker" "start" "-a" "e00fcadc6f0081e22a9b33499fd125e0c825317039715c9e98307b07ef472790", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e00fcadc6f0081e22a9b33499fd125e0c825317039715c9e98307b07ef472790", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e00fcadc6f0081e22a9b33499fd125e0c825317039715c9e98307b07ef472790", kill_on_drop: false }` [INFO] [stdout] e00fcadc6f0081e22a9b33499fd125e0c825317039715c9e98307b07ef472790 [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] 5caccd0f7b5e1bb32fd6d09f8d130b5cdc80d72baca10085d097d3d6cd53cd67 [INFO] running `Command { std: "docker" "start" "-a" "5caccd0f7b5e1bb32fd6d09f8d130b5cdc80d72baca10085d097d3d6cd53cd67", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling ryu v1.0.3 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling failure_derive v0.1.7 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Compiling escargot v0.4.0 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Checking predicates-core v1.0.0 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking normalize-line-endings v0.3.0 [INFO] [stderr] Checking treeline v0.1.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking predicates-tree v1.0.0 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Compiling backtrace-sys v0.1.35 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking colored v1.9.3 [INFO] [stderr] Checking float-cmp v0.6.0 [INFO] [stderr] Checking backtrace v0.3.46 [INFO] [stderr] Checking regex v1.3.6 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.3.6/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] [stderr] Compiling structopt-derive v0.2.18 [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" "5caccd0f7b5e1bb32fd6d09f8d130b5cdc80d72baca10085d097d3d6cd53cd67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5caccd0f7b5e1bb32fd6d09f8d130b5cdc80d72baca10085d097d3d6cd53cd67", kill_on_drop: false }` [INFO] [stdout] 5caccd0f7b5e1bb32fd6d09f8d130b5cdc80d72baca10085d097d3d6cd53cd67