[INFO] cloning repository https://github.com/kaz/ruki [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kaz/ruki" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaz%2Fruki", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaz%2Fruki'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 00a9cffd2b885a068e823a7d6eaae3ff362e3dae [INFO] checking kaz/ruki against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaz%2Fruki" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kaz/ruki 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/kaz/ruki [INFO] finished tweaking git repo https://github.com/kaz/ruki [INFO] tweaked toml for git repo https://github.com/kaz/ruki written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/kaz/ruki 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 proc-macro2 v1.0.13 [INFO] [stderr] Downloaded syn v1.0.22 [INFO] [stderr] Downloaded pulldown-cmark v0.7.1 [INFO] [stderr] Downloaded parse-zoneinfo v0.2.1 [INFO] [stderr] Downloaded tera v1.3.0 [INFO] [stderr] Downloaded ignore v0.4.15 [INFO] [stderr] Downloaded chrono-tz v0.5.1 [INFO] [stderr] Downloaded ppv-lite86 v0.2.7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 8d4abde5826dd7701e18b2474c3c8f6153cdb83c840534195c10fb5024d33acd [INFO] running `Command { std: "docker" "start" "-a" "8d4abde5826dd7701e18b2474c3c8f6153cdb83c840534195c10fb5024d33acd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8d4abde5826dd7701e18b2474c3c8f6153cdb83c840534195c10fb5024d33acd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d4abde5826dd7701e18b2474c3c8f6153cdb83c840534195c10fb5024d33acd", kill_on_drop: false }` [INFO] [stdout] 8d4abde5826dd7701e18b2474c3c8f6153cdb83c840534195c10fb5024d33acd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] ed45871df819007275abff227e3e6d0a79c905f9d79ea49947f30f97115f74ec [INFO] running `Command { std: "docker" "start" "-a" "ed45871df819007275abff227e3e6d0a79c905f9d79ea49947f30f97115f74ec", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.13 [INFO] [stderr] Compiling libc v0.2.70 [INFO] [stderr] Compiling syn v1.0.22 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling regex-syntax v0.6.17 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Checking bstr v0.2.13 [INFO] [stderr] Compiling serde v1.0.110 [INFO] [stderr] Checking unic-char-range v0.9.0 [INFO] [stderr] Checking unic-common v0.9.0 [INFO] [stderr] Compiling ryu v1.0.4 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Checking unic-ucd-version v0.9.0 [INFO] [stderr] Checking unic-char-property v0.9.0 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Checking ppv-lite86 v0.2.7 [INFO] [stderr] Compiling aho-corasick v0.7.10 [INFO] [stderr] Checking unic-ucd-segment v0.9.0 [INFO] [stderr] Compiling pulldown-cmark v0.7.1 [INFO] [stderr] Checking deunicode v0.4.3 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Checking humansize v1.1.0 [INFO] [stderr] Checking slug v0.1.4 [INFO] [stderr] Checking unic-segment v0.9.0 [INFO] [stderr] Compiling quote v1.0.5 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Compiling pest_meta v2.1.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking chrono v0.4.11 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking regex v1.3.7 [INFO] [stderr] Checking globset v0.4.5 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Checking ignore v0.4.15 [INFO] [stderr] Compiling parse-zoneinfo v0.2.1 [INFO] [stderr] Compiling serde_derive v1.0.110 [INFO] [stderr] Checking globwalk v0.8.0 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Compiling chrono-tz v0.5.1 [INFO] [stderr] Checking serde_json v1.0.53 [INFO] [stderr] Checking tera v1.3.0 [INFO] [stderr] Checking ruki v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: methods `get_page` and `put_revision` are never used [INFO] [stdout] --> src/book/prototype.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub trait Book { [INFO] [stdout] | ---- methods in this trait [INFO] [stdout] 4 | fn get_page(&self, path: &str) -> Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 20 | fn put_revision(&self, path: &str, content: &str) -> Result<(Page, Revision)>; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/book/prototype.rs:13:36 [INFO] [stdout] | [INFO] [stdout] 13 | self.get_all_revisions(path.clone())? [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get_page` and `put_revision` are never used [INFO] [stdout] --> src/book/prototype.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub trait Book { [INFO] [stdout] | ---- methods in this trait [INFO] [stdout] 4 | fn get_page(&self, path: &str) -> Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 20 | fn put_revision(&self, path: &str, content: &str) -> Result<(Page, Revision)>; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/book/prototype.rs:13:36 [INFO] [stdout] | [INFO] [stdout] 13 | self.get_all_revisions(path.clone())? [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.73s [INFO] running `Command { std: "docker" "inspect" "ed45871df819007275abff227e3e6d0a79c905f9d79ea49947f30f97115f74ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ed45871df819007275abff227e3e6d0a79c905f9d79ea49947f30f97115f74ec", kill_on_drop: false }` [INFO] [stdout] ed45871df819007275abff227e3e6d0a79c905f9d79ea49947f30f97115f74ec [INFO] checking kaz/ruki against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaz%2Fruki" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kaz/ruki 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/kaz/ruki [INFO] finished tweaking git repo https://github.com/kaz/ruki [INFO] tweaked toml for git repo https://github.com/kaz/ruki written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/kaz/ruki 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 6326b841cb84ee5f1800aa5b99ebfece175481a15d64b77f1cde63fb626df8e1 [INFO] running `Command { std: "docker" "start" "-a" "6326b841cb84ee5f1800aa5b99ebfece175481a15d64b77f1cde63fb626df8e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6326b841cb84ee5f1800aa5b99ebfece175481a15d64b77f1cde63fb626df8e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6326b841cb84ee5f1800aa5b99ebfece175481a15d64b77f1cde63fb626df8e1", kill_on_drop: false }` [INFO] [stdout] 6326b841cb84ee5f1800aa5b99ebfece175481a15d64b77f1cde63fb626df8e1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 1881b1a7759caab36e86c04b449fffbb077ac26e09eca4953a8bccbc48ab16df [INFO] running `Command { std: "docker" "start" "-a" "1881b1a7759caab36e86c04b449fffbb077ac26e09eca4953a8bccbc48ab16df", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.13 [INFO] [stderr] Compiling libc v0.2.70 [INFO] [stderr] Compiling syn v1.0.22 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling regex-syntax v0.6.17 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Checking bstr v0.2.13 [INFO] [stderr] Checking unic-common v0.9.0 [INFO] [stderr] Compiling serde v1.0.110 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Compiling ryu v1.0.4 [INFO] [stderr] Checking unic-char-range v0.9.0 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Checking unic-char-property v0.9.0 [INFO] [stderr] Checking unic-ucd-version v0.9.0 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Checking ppv-lite86 v0.2.7 [INFO] [stderr] Compiling aho-corasick v0.7.10 [INFO] [stderr] Checking unic-ucd-segment v0.9.0 [INFO] [stderr] Checking deunicode v0.4.3 [INFO] [stderr] Compiling pulldown-cmark v0.7.1 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Checking slug v0.1.4 [INFO] [stderr] Checking humansize v1.1.0 [INFO] [stderr] Checking unic-segment v0.9.0 [INFO] [stderr] Compiling quote v1.0.5 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Compiling pest_meta v2.1.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking chrono v0.4.11 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/chrono-0.4.11/src/format/parse.rs:423:21 [INFO] [stdout] | [INFO] [stdout] 423 | 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] 423 | Err::(INVALID)?; [INFO] [stdout] | +++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking regex v1.3.7 [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-1.3.7/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" "1881b1a7759caab36e86c04b449fffbb077ac26e09eca4953a8bccbc48ab16df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1881b1a7759caab36e86c04b449fffbb077ac26e09eca4953a8bccbc48ab16df", kill_on_drop: false }` [INFO] [stdout] 1881b1a7759caab36e86c04b449fffbb077ac26e09eca4953a8bccbc48ab16df