[INFO] fetching crate zs-filecrawler 0.1.1... [INFO] checking zs-filecrawler-0.1.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate zs-filecrawler 0.1.1 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate zs-filecrawler 0.1.1 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 zs-filecrawler 0.1.1 [INFO] finished tweaking crates.io crate zs-filecrawler 0.1.1 [INFO] tweaked toml for crates.io crate zs-filecrawler 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate crates.io crate zs-filecrawler 0.1.1 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] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded instant v0.1.7 [INFO] [stderr] Downloaded simplelog v0.8.0 [INFO] [stderr] Downloaded signal-hook v0.1.16 [INFO] [stderr] Downloaded readfilez v0.2.3 [INFO] [stderr] Downloaded utf8-width v0.1.4 [INFO] [stderr] Downloaded delegate-attr v0.2.9 [INFO] [stderr] Downloaded byte-unit v4.0.9 [INFO] [stderr] Downloaded globwalk v0.8.0 [INFO] [stderr] Downloaded unindent v0.1.6 [INFO] [stderr] Downloaded indoc v1.0.2 [INFO] [stderr] Downloaded sha2 v0.9.1 [INFO] [stderr] Downloaded signal-hook-registry v1.2.1 [INFO] [stderr] Downloaded sled v0.34.4 [INFO] [stderr] Downloaded chrono v0.4.18 [INFO] [stderr] Downloaded rio v0.9.4 [INFO] [stderr] Downloaded globset v0.4.5 [INFO] [stderr] Downloaded ignore v0.4.16 [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] 6bea7e5dd358d5e0482f7ec81b56d77354dc2ef366262e87994bf63d94024aa5 [INFO] running `Command { std: "docker" "start" "-a" "6bea7e5dd358d5e0482f7ec81b56d77354dc2ef366262e87994bf63d94024aa5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6bea7e5dd358d5e0482f7ec81b56d77354dc2ef366262e87994bf63d94024aa5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6bea7e5dd358d5e0482f7ec81b56d77354dc2ef366262e87994bf63d94024aa5", kill_on_drop: false }` [INFO] [stdout] 6bea7e5dd358d5e0482f7ec81b56d77354dc2ef366262e87994bf63d94024aa5 [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] 92c17bdc7bdfc1ebdc0a6c7606deac28098d6cef536a6ae4e96fc8afa8c0b5d0 [INFO] running `Command { std: "docker" "start" "-a" "92c17bdc7bdfc1ebdc0a6c7606deac28098d6cef536a6ae4e96fc8afa8c0b5d0", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.77 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Compiling proc-macro2 v1.0.23 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling jobserver v0.1.21 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling cc v1.0.60 [INFO] [stderr] Compiling syn v1.0.42 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking bstr v0.2.13 [INFO] [stderr] Checking instant v0.1.7 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking smallvec v1.4.2 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking parking_lot_core v0.8.0 [INFO] [stderr] Checking lock_api v0.4.1 [INFO] [stderr] Checking terminal_size v0.1.13 [INFO] [stderr] Checking termios v0.3.2 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking arc-swap v0.4.7 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Compiling zstd-sys v1.4.17+zstd.1.4.5 [INFO] [stderr] Checking parking_lot v0.11.0 [INFO] [stderr] Checking chrono v0.4.18 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Checking signal-hook-registry v1.2.1 [INFO] [stderr] Checking fs2 v0.4.3 [INFO] [stderr] Checking number_prefix v0.3.0 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Checking utf8-width v0.1.4 [INFO] [stderr] Compiling unindent v0.1.6 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking cpuid-bool v0.1.2 [INFO] [stderr] Checking globset v0.4.5 [INFO] [stderr] Checking console v0.12.0 [INFO] [stderr] Checking sha2 v0.9.1 [INFO] [stderr] Compiling indoc v1.0.2 [INFO] [stderr] Checking byte-unit v4.0.9 [INFO] [stderr] Checking signal-hook v0.1.16 [INFO] [stderr] Checking ignore v0.4.16 [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking indicatif v0.15.0 [INFO] [stderr] Checking text_io v0.1.8 [INFO] [stderr] Checking hex v0.4.2 [INFO] [stderr] Checking simplelog v0.8.0 [INFO] [stderr] Checking globwalk v0.8.0 [INFO] [stderr] Compiling delegate-attr v0.2.9 [INFO] [stderr] Checking readfilez v0.2.3 [INFO] [stderr] Checking zstd-safe v2.0.5+zstd.1.4.5 [INFO] [stderr] Checking zstd v0.5.3+zstd.1.4.5 [INFO] [stderr] Checking sled v0.34.4 [INFO] [stderr] Checking zs-filecrawler v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `drop` is imported redundantly [INFO] [stdout] --> src/run.rs:8:40 [INFO] [stdout] | [INFO] [stdout] 8 | use std::{convert::TryInto, io::Write, mem::drop, time::Duration}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `drop` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `drop` is imported redundantly [INFO] [stdout] --> src/run.rs:8:40 [INFO] [stdout] | [INFO] [stdout] 8 | use std::{convert::TryInto, io::Write, mem::drop, time::Duration}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `drop` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.13s [INFO] running `Command { std: "docker" "inspect" "92c17bdc7bdfc1ebdc0a6c7606deac28098d6cef536a6ae4e96fc8afa8c0b5d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "92c17bdc7bdfc1ebdc0a6c7606deac28098d6cef536a6ae4e96fc8afa8c0b5d0", kill_on_drop: false }` [INFO] [stdout] 92c17bdc7bdfc1ebdc0a6c7606deac28098d6cef536a6ae4e96fc8afa8c0b5d0 [INFO] checking zs-filecrawler-0.1.1 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate zs-filecrawler 0.1.1 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate zs-filecrawler 0.1.1 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 zs-filecrawler 0.1.1 [INFO] finished tweaking crates.io crate zs-filecrawler 0.1.1 [INFO] tweaked toml for crates.io crate zs-filecrawler 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate crates.io crate zs-filecrawler 0.1.1 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] 907c81593f7ecd2d9b7b330b8b837db7ede8df8a0e38aec63a1b4a5d08617166 [INFO] running `Command { std: "docker" "start" "-a" "907c81593f7ecd2d9b7b330b8b837db7ede8df8a0e38aec63a1b4a5d08617166", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "907c81593f7ecd2d9b7b330b8b837db7ede8df8a0e38aec63a1b4a5d08617166", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "907c81593f7ecd2d9b7b330b8b837db7ede8df8a0e38aec63a1b4a5d08617166", kill_on_drop: false }` [INFO] [stdout] 907c81593f7ecd2d9b7b330b8b837db7ede8df8a0e38aec63a1b4a5d08617166 [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] 9e71f79fc31ffbf1fba5812216c668afac8fe87643e14a9f9eae299068070746 [INFO] running `Command { std: "docker" "start" "-a" "9e71f79fc31ffbf1fba5812216c668afac8fe87643e14a9f9eae299068070746", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.77 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling proc-macro2 v1.0.23 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling jobserver v0.1.21 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling cc v1.0.60 [INFO] [stderr] Compiling syn v1.0.42 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking bstr v0.2.13 [INFO] [stderr] Checking instant v0.1.7 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking smallvec v1.4.2 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking parking_lot_core v0.8.0 [INFO] [stderr] Checking lock_api v0.4.1 [INFO] [stderr] Checking termios v0.3.2 [INFO] [stderr] Checking terminal_size v0.1.13 [INFO] [stderr] Checking time v0.1.44 [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] [stderr] Checking arc-swap v0.4.7 [INFO] [stderr] Checking parking_lot v0.11.0 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Compiling zstd-sys v1.4.17+zstd.1.4.5 [INFO] [stderr] Checking signal-hook-registry v1.2.1 [INFO] [stderr] Checking chrono v0.4.18 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Checking fs2 v0.4.3 [INFO] [stderr] Checking cpuid-bool v0.1.2 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Compiling unindent v0.1.6 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking utf8-width v0.1.4 [INFO] [stderr] Checking number_prefix v0.3.0 [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] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/chrono-0.4.18/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] running `Command { std: "docker" "inspect" "9e71f79fc31ffbf1fba5812216c668afac8fe87643e14a9f9eae299068070746", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e71f79fc31ffbf1fba5812216c668afac8fe87643e14a9f9eae299068070746", kill_on_drop: false }` [INFO] [stdout] 9e71f79fc31ffbf1fba5812216c668afac8fe87643e14a9f9eae299068070746