[INFO] cloning repository https://github.com/remexre/evaltrees [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/remexre/evaltrees" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremexre%2Fevaltrees", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremexre%2Fevaltrees'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f96c7e6b05fa9531a9860a5b8185848660c454c9 [INFO] checking remexre/evaltrees against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremexre%2Fevaltrees" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/remexre/evaltrees 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/remexre/evaltrees [INFO] finished tweaking git repo https://github.com/remexre/evaltrees [INFO] tweaked toml for git repo https://github.com/remexre/evaltrees written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/remexre/evaltrees 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 ctor v0.1.18 [INFO] [stderr] Downloaded display_attr v0.1.1 [INFO] [stderr] Downloaded symbol v0.1.7 [INFO] [stderr] Downloaded lalrpop-util v0.19.4 [INFO] [stderr] Downloaded lalrpop v0.19.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 6c794d0386a839d06474c733dab6be01ff81e2d7c782c803d72fa09b35645c65 [INFO] running `Command { std: "docker" "start" "-a" "6c794d0386a839d06474c733dab6be01ff81e2d7c782c803d72fa09b35645c65", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6c794d0386a839d06474c733dab6be01ff81e2d7c782c803d72fa09b35645c65", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c794d0386a839d06474c733dab6be01ff81e2d7c782c803d72fa09b35645c65", kill_on_drop: false }` [INFO] [stdout] 6c794d0386a839d06474c733dab6be01ff81e2d7c782c803d72fa09b35645c65 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 342f8da24eacbf505778bae63f79dc8d72f6cad2d2ca6d3797e54962c69d10ba [INFO] running `Command { std: "docker" "start" "-a" "342f8da24eacbf505778bae63f79dc8d72f6cad2d2ca6d3797e54962c69d10ba", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling siphasher v0.3.3 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling indexmap v1.6.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling phf_shared v0.8.0 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Compiling aho-corasick v0.7.15 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Compiling hashbrown v0.9.1 [INFO] [stderr] Compiling byteorder v1.4.2 [INFO] [stderr] Compiling tiny-keccak v2.0.2 [INFO] [stderr] Checking regex-syntax v0.6.22 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling fixedbitset v0.2.0 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling regex v1.4.3 [INFO] [stderr] Compiling new_debug_unreachable v1.0.4 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Checking gimli v0.23.0 [INFO] [stderr] Compiling bit-vec v0.6.3 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling string_cache v0.8.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling ascii-canvas v2.0.0 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling bit-set v0.5.2 [INFO] [stderr] Compiling lalrpop-util v0.19.4 [INFO] [stderr] Compiling petgraph v0.5.1 [INFO] [stderr] Compiling ena v0.14.0 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling phf_generator v0.8.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling phf_codegen v0.8.0 [INFO] [stderr] Checking addr2line v0.14.1 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking object v0.23.0 [INFO] [stderr] Checking rustc-demangle v0.1.18 [INFO] [stderr] Compiling diff v0.1.12 [INFO] [stderr] Compiling pico-args v0.3.4 [INFO] [stderr] Compiling lalrpop v0.19.4 [INFO] [stderr] Compiling terminfo v0.7.3 [INFO] [stderr] Checking dirs-sys v0.3.5 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling serde v1.0.123 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Compiling nix v0.17.0 [INFO] [stderr] Checking tinyvec v1.1.1 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Checking phf v0.8.0 [INFO] [stderr] Checking backtrace v0.3.56 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking spin v0.4.10 [INFO] [stderr] Compiling serde_derive v1.0.123 [INFO] [stderr] Checking linked_hash_set v0.1.4 [INFO] [stderr] Checking symbol v0.1.7 [INFO] [stderr] Checking smallstr v0.2.0 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Checking unicode-normalization v0.1.16 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking os_type v2.2.0 [INFO] [stderr] Checking stderrlog v0.5.1 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Checking pretty_assertions v0.6.1 [INFO] [stderr] Compiling display_attr v0.1.1 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Checking mortal v0.2.2 [INFO] [stderr] Checking human-panic v1.0.3 [INFO] [stderr] Checking linefeed v0.6.0 [INFO] [stderr] Compiling evaltrees v0.2.0-pre (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function `to_triple` is never used [INFO] [stdout] --> /opt/rustwide/target/debug/build/evaltrees-6ce5b6fc94d248c2/out/cst/parser/grammar.rs:9645:8 [INFO] [stdout] | [INFO] [stdout] 9644 | pub trait __ToTriple<'input, > { [INFO] [stdout] | ---------- associated function in this trait [INFO] [stdout] 9645 | fn to_triple(value: Self) -> Result<(usize,Token<'input>,usize), __lalrpop_util::ParseError, &'static str>>; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking evaltrees-cli v0.1.0 (/opt/rustwide/workdir/evaltrees-cli) [INFO] [stdout] warning: associated function `to_triple` is never used [INFO] [stdout] --> /opt/rustwide/target/debug/build/evaltrees-6ce5b6fc94d248c2/out/cst/parser/grammar.rs:9645:8 [INFO] [stdout] | [INFO] [stdout] 9644 | pub trait __ToTriple<'input, > { [INFO] [stdout] | ---------- associated function in this trait [INFO] [stdout] 9645 | fn to_triple(value: Self) -> Result<(usize,Token<'input>,usize), __lalrpop_util::ParseError, &'static str>>; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.37s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.19.4, nom v5.1.2, syn v0.14.9, terminfo v0.7.3 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "342f8da24eacbf505778bae63f79dc8d72f6cad2d2ca6d3797e54962c69d10ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "342f8da24eacbf505778bae63f79dc8d72f6cad2d2ca6d3797e54962c69d10ba", kill_on_drop: false }` [INFO] [stdout] 342f8da24eacbf505778bae63f79dc8d72f6cad2d2ca6d3797e54962c69d10ba [INFO] checking remexre/evaltrees against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremexre%2Fevaltrees" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/remexre/evaltrees 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/remexre/evaltrees [INFO] finished tweaking git repo https://github.com/remexre/evaltrees [INFO] tweaked toml for git repo https://github.com/remexre/evaltrees written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/remexre/evaltrees 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 3abbadca423fc615fdc58692b5a7d6a6aa2116e2da986347a51b6e021007750b [INFO] running `Command { std: "docker" "start" "-a" "3abbadca423fc615fdc58692b5a7d6a6aa2116e2da986347a51b6e021007750b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3abbadca423fc615fdc58692b5a7d6a6aa2116e2da986347a51b6e021007750b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3abbadca423fc615fdc58692b5a7d6a6aa2116e2da986347a51b6e021007750b", kill_on_drop: false }` [INFO] [stdout] 3abbadca423fc615fdc58692b5a7d6a6aa2116e2da986347a51b6e021007750b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 49ee4ff2e256e8d5c162a4a26e5324fbea3baa94f5ea69cf8d9b7598e9b5024f [INFO] running `Command { std: "docker" "start" "-a" "49ee4ff2e256e8d5c162a4a26e5324fbea3baa94f5ea69cf8d9b7598e9b5024f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling siphasher v0.3.3 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling indexmap v1.6.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling phf_shared v0.8.0 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Compiling hashbrown v0.9.1 [INFO] [stderr] Compiling aho-corasick v0.7.15 [INFO] [stderr] Compiling byteorder v1.4.2 [INFO] [stderr] Compiling tiny-keccak v2.0.2 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Compiling fixedbitset v0.2.0 [INFO] [stderr] Checking regex-syntax v0.6.22 [INFO] [stderr] Compiling new_debug_unreachable v1.0.4 [INFO] [stderr] Checking gimli v0.23.0 [INFO] [stderr] Compiling bit-vec v0.6.3 [INFO] [stderr] Compiling regex v1.4.3 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.4.3/src/exec.rs:841:13 [INFO] [stdout] | [INFO] [stdout] 841 | / match dfa::Fsm::reverse( [INFO] [stdout] 842 | | &self.ro.dfa_reverse, [INFO] [stdout] 843 | | self.cache.value(), [INFO] [stdout] 844 | | false, [INFO] [stdout] ... | [INFO] [stdout] 855 | | Quit => return Some(Quit), [INFO] [stdout] 856 | | }; [INFO] [stdout] | |_____________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling ascii-canvas v2.0.0 [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] running `Command { std: "docker" "inspect" "49ee4ff2e256e8d5c162a4a26e5324fbea3baa94f5ea69cf8d9b7598e9b5024f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "49ee4ff2e256e8d5c162a4a26e5324fbea3baa94f5ea69cf8d9b7598e9b5024f", kill_on_drop: false }` [INFO] [stdout] 49ee4ff2e256e8d5c162a4a26e5324fbea3baa94f5ea69cf8d9b7598e9b5024f