[INFO] fetching crate content-blocker 0.2.3... [INFO] checking content-blocker-0.2.3 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate content-blocker 0.2.3 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate content-blocker 0.2.3 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 content-blocker 0.2.3 [INFO] finished tweaking crates.io crate content-blocker 0.2.3 [INFO] tweaked toml for crates.io crate content-blocker 0.2.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 24 packages [INFO] [stderr] Adding aho-corasick v0.6.10 (latest: v1.1.3) [INFO] [stderr] Adding dtoa v0.4.8 (latest: v1.0.9) [INFO] [stderr] Adding idna v0.1.5 (latest: v0.5.0) [INFO] [stderr] Adding itoa v0.3.4 (latest: v1.0.11) [INFO] [stderr] Adding num-traits v0.1.43 (latest: v0.2.18) [INFO] [stderr] Adding percent-encoding v1.0.1 (latest: v2.3.1) [INFO] [stderr] Adding regex v0.2.11 (latest: v1.10.4) [INFO] [stderr] Adding regex-syntax v0.5.6 (latest: v0.8.3) [INFO] [stderr] Adding serde v0.9.15 (latest: v1.0.197) [INFO] [stderr] Adding serde_json v0.9.10 (latest: v1.0.115) [INFO] [stderr] Adding thread_local v0.3.6 (latest: v1.1.8) [INFO] [stderr] Adding ucd-util v0.1.10 (latest: v0.2.1) [INFO] [stderr] Adding url v1.7.2 (latest: v2.5.0) [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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 303989102b18d1da643f82e053cedd257a1b361141630dd1397893364223eecd [INFO] running `Command { std: "docker" "start" "-a" "303989102b18d1da643f82e053cedd257a1b361141630dd1397893364223eecd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "303989102b18d1da643f82e053cedd257a1b361141630dd1397893364223eecd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "303989102b18d1da643f82e053cedd257a1b361141630dd1397893364223eecd", kill_on_drop: false }` [INFO] [stdout] 303989102b18d1da643f82e053cedd257a1b361141630dd1397893364223eecd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] f8d19722513fe3462db06945232c11c134701b4b6a552e6a5ff5c1f5db9ebbb6 [INFO] running `Command { std: "docker" "start" "-a" "f8d19722513fe3462db06945232c11c134701b4b6a552e6a5ff5c1f5db9ebbb6", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking ucd-util v0.1.10 [INFO] [stderr] Checking utf8-ranges v1.0.5 [INFO] [stderr] Checking serde v0.9.15 [INFO] [stderr] Checking itoa v0.3.4 [INFO] [stderr] Checking dtoa v0.4.8 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking serde_json v0.9.10 [INFO] [stderr] Checking content-blocker v0.2.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/parse.rs:8:18 [INFO] [stdout] | [INFO] [stdout] 8 | use serde_json::{self, Value}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:11:1 [INFO] [stdout] | [INFO] [stdout] 11 | extern crate serde_json; [INFO] [stdout] | ------------------------ the item `serde_json` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parse.rs:96:28 [INFO] [stdout] | [INFO] [stdout] 96 | let json_body: Value = try!(serde_json::from_str(body).map_err(|_| Error::JSON)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parse.rs:97:16 [INFO] [stdout] | [INFO] [stdout] 97 | let list = try!(json_body.as_array().ok_or(Error::NotAList)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/parse.rs:8:18 [INFO] [stdout] | [INFO] [stdout] 8 | use serde_json::{self, Value}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:11:1 [INFO] [stdout] | [INFO] [stdout] 11 | extern crate serde_json; [INFO] [stdout] | ------------------------ the item `serde_json` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parse.rs:96:28 [INFO] [stdout] | [INFO] [stdout] 96 | let json_body: Value = try!(serde_json::from_str(body).map_err(|_| Error::JSON)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parse.rs:97:16 [INFO] [stdout] | [INFO] [stdout] 97 | let list = try!(json_body.as_array().ok_or(Error::NotAList)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.65s [INFO] running `Command { std: "docker" "inspect" "f8d19722513fe3462db06945232c11c134701b4b6a552e6a5ff5c1f5db9ebbb6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f8d19722513fe3462db06945232c11c134701b4b6a552e6a5ff5c1f5db9ebbb6", kill_on_drop: false }` [INFO] [stdout] f8d19722513fe3462db06945232c11c134701b4b6a552e6a5ff5c1f5db9ebbb6 [INFO] checking content-blocker-0.2.3 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate content-blocker 0.2.3 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate content-blocker 0.2.3 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 content-blocker 0.2.3 [INFO] finished tweaking crates.io crate content-blocker 0.2.3 [INFO] tweaked toml for crates.io crate content-blocker 0.2.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e6a309617d6c8cd6b70fe3a4ed067322b7f27b8c942ccaf1bbdc719eb867fb93 [INFO] running `Command { std: "docker" "start" "-a" "e6a309617d6c8cd6b70fe3a4ed067322b7f27b8c942ccaf1bbdc719eb867fb93", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e6a309617d6c8cd6b70fe3a4ed067322b7f27b8c942ccaf1bbdc719eb867fb93", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e6a309617d6c8cd6b70fe3a4ed067322b7f27b8c942ccaf1bbdc719eb867fb93", kill_on_drop: false }` [INFO] [stdout] e6a309617d6c8cd6b70fe3a4ed067322b7f27b8c942ccaf1bbdc719eb867fb93 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] ac0f0151d2561fe5ce585af9e2adf566ad9f6943d9955dd9b8e7799cd17d1430 [INFO] running `Command { std: "docker" "start" "-a" "ac0f0151d2561fe5ce585af9e2adf566ad9f6943d9955dd9b8e7799cd17d1430", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking ucd-util v0.1.10 [INFO] [stderr] Checking utf8-ranges v1.0.5 [INFO] [stderr] Checking serde v0.9.15 [INFO] [stderr] Checking dtoa v0.4.8 [INFO] [stderr] Checking itoa v0.3.4 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking serde_json v0.9.10 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-0.2.11/src/exec.rs:756:13 [INFO] [stdout] | [INFO] [stdout] 756 | / match dfa::Fsm::reverse( [INFO] [stdout] 757 | | &self.ro.dfa_reverse, [INFO] [stdout] 758 | | self.cache, [INFO] [stdout] 759 | | false, [INFO] [stdout] ... | [INFO] [stdout] 766 | | Quit => return Some(Quit), [INFO] [stdout] 767 | | }; [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] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "ac0f0151d2561fe5ce585af9e2adf566ad9f6943d9955dd9b8e7799cd17d1430", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac0f0151d2561fe5ce585af9e2adf566ad9f6943d9955dd9b8e7799cd17d1430", kill_on_drop: false }` [INFO] [stdout] ac0f0151d2561fe5ce585af9e2adf566ad9f6943d9955dd9b8e7799cd17d1430