[INFO] fetching crate ownrs 0.3.5...
[INFO] checking ownrs-0.3.5 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate ownrs 0.3.5 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate ownrs 0.3.5 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 ownrs 0.3.5
[INFO] finished tweaking crates.io crate ownrs 0.3.5
[INFO] tweaked toml for crates.io crate ownrs 0.3.5 written to /workspace/builds/worker-3-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 22 packages
[INFO] [stderr]       Adding aho-corasick v0.7.15 (latest: v1.1.3)
[INFO] [stderr]       Adding arrayvec v0.5.2 (latest: v0.7.4)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding bitvec v0.19.6 (latest: v1.0.1)
[INFO] [stderr]       Adding bstr v0.2.15 (latest: v1.9.1)
[INFO] [stderr]       Adding funty v1.1.0 (latest: v2.0.0)
[INFO] [stderr]       Adding globset v0.4.9 (latest: v0.4.14)
[INFO] [stderr]       Adding lexical-core v0.7.6 (latest: v0.8.5)
[INFO] [stderr]       Adding memchr v2.3.4 (latest: v2.7.2)
[INFO] [stderr]       Adding nom v6.2.2 (latest: v7.1.3)
[INFO] [stderr]       Adding radium v0.5.3 (latest: v1.1.0)
[INFO] [stderr]       Adding regex v1.4.6 (latest: v1.10.4)
[INFO] [stderr]       Adding regex-syntax v0.6.29 (latest: v0.8.3)
[INFO] [stderr]       Adding wyz v0.2.0 (latest: v0.6.1)
[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 nom v6.2.2
[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] 848fa490a5e32c791fec45c45758a3b610173e58d183a102e64b955e72c6dc84
[INFO] running `Command { std: "docker" "start" "-a" "848fa490a5e32c791fec45c45758a3b610173e58d183a102e64b955e72c6dc84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "848fa490a5e32c791fec45c45758a3b610173e58d183a102e64b955e72c6dc84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "848fa490a5e32c791fec45c45758a3b610173e58d183a102e64b955e72c6dc84", kill_on_drop: false }`
[INFO] [stdout] 848fa490a5e32c791fec45c45758a3b610173e58d183a102e64b955e72c6dc84
[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] 7b01d9eaef2a056b3d44207fa00326bd109e25e9c9f44288151a32039036cd15
[INFO] running `Command { std: "docker" "start" "-a" "7b01d9eaef2a056b3d44207fa00326bd109e25e9c9f44288151a32039036cd15", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]    Compiling nom v6.2.2
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]     Checking lexical-core v0.7.6
[INFO] [stderr]     Checking bitvec v0.19.6
[INFO] [stderr]     Checking regex v1.4.6
[INFO] [stderr]     Checking globset v0.4.9
[INFO] [stderr]     Checking ownrs v0.3.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.81s
[INFO] running `Command { std: "docker" "inspect" "7b01d9eaef2a056b3d44207fa00326bd109e25e9c9f44288151a32039036cd15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b01d9eaef2a056b3d44207fa00326bd109e25e9c9f44288151a32039036cd15", kill_on_drop: false }`
[INFO] [stdout] 7b01d9eaef2a056b3d44207fa00326bd109e25e9c9f44288151a32039036cd15
[INFO] checking ownrs-0.3.5 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate ownrs 0.3.5 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate ownrs 0.3.5 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 ownrs 0.3.5
[INFO] finished tweaking crates.io crate ownrs 0.3.5
[INFO] tweaked toml for crates.io crate ownrs 0.3.5 written to /workspace/builds/worker-3-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-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] 56cfdf214fb5532e89c121b686247dba6cb980cb71200b0462bae734e9ee7da7
[INFO] running `Command { std: "docker" "start" "-a" "56cfdf214fb5532e89c121b686247dba6cb980cb71200b0462bae734e9ee7da7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56cfdf214fb5532e89c121b686247dba6cb980cb71200b0462bae734e9ee7da7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56cfdf214fb5532e89c121b686247dba6cb980cb71200b0462bae734e9ee7da7", kill_on_drop: false }`
[INFO] [stdout] 56cfdf214fb5532e89c121b686247dba6cb980cb71200b0462bae734e9ee7da7
[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] 727f6aa27b718dc1f1a4e10f5ff5ad26f1880b45988f606abbe09e2988506bed
[INFO] running `Command { std: "docker" "start" "-a" "727f6aa27b718dc1f1a4e10f5ff5ad26f1880b45988f606abbe09e2988506bed", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]    Compiling nom v6.2.2
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]     Checking bitvec v0.19.6
[INFO] [stderr]     Checking regex v1.4.6
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.4.6/src/exec.rs:851:13
[INFO] [stdout]     |
[INFO] [stdout] 851 | /             match dfa::Fsm::reverse(
[INFO] [stdout] 852 | |                 &self.ro.dfa_reverse,
[INFO] [stdout] 853 | |                 self.cache.value(),
[INFO] [stdout] 854 | |                 false,
[INFO] [stdout] ...   |
[INFO] [stdout] 865 | |                 Quit => return Some(Quit),
[INFO] [stdout] 866 | |             };
[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" "727f6aa27b718dc1f1a4e10f5ff5ad26f1880b45988f606abbe09e2988506bed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "727f6aa27b718dc1f1a4e10f5ff5ad26f1880b45988f606abbe09e2988506bed", kill_on_drop: false }`
[INFO] [stdout] 727f6aa27b718dc1f1a4e10f5ff5ad26f1880b45988f606abbe09e2988506bed