[INFO] fetching crate jsonschema-valid 0.5.2... [INFO] checking jsonschema-valid-0.5.2 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate jsonschema-valid 0.5.2 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate jsonschema-valid 0.5.2 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 jsonschema-valid 0.5.2 [INFO] finished tweaking crates.io crate jsonschema-valid 0.5.2 [INFO] tweaked toml for crates.io crate jsonschema-valid 0.5.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate crates.io crate jsonschema-valid 0.5.2 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 json-pointer v0.3.4 [INFO] [stderr] Downloaded serde_json v1.0.82 [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] e11585abc661515eb6b27e90ddc706bee4926e855d29950fbd4dec3b22a855c3 [INFO] running `Command { std: "docker" "start" "-a" "e11585abc661515eb6b27e90ddc706bee4926e855d29950fbd4dec3b22a855c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e11585abc661515eb6b27e90ddc706bee4926e855d29950fbd4dec3b22a855c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e11585abc661515eb6b27e90ddc706bee4926e855d29950fbd4dec3b22a855c3", kill_on_drop: false }` [INFO] [stdout] e11585abc661515eb6b27e90ddc706bee4926e855d29950fbd4dec3b22a855c3 [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] a134976d0254bac7012ac7b39388e41389150b80c802c35d04b7f6aa714083cf [INFO] running `Command { std: "docker" "start" "-a" "a134976d0254bac7012ac7b39388e41389150b80c802c35d04b7f6aa714083cf", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.139 [INFO] [stderr] Compiling serde_json v1.0.82 [INFO] [stderr] Checking regex-syntax v0.6.27 [INFO] [stderr] Checking unicode-normalization v0.1.21 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Checking iri-string v0.5.6 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Checking regex v1.6.0 [INFO] [stderr] Checking json-pointer v0.3.4 [INFO] [stderr] Checking jsonschema-valid v0.5.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.59s [INFO] running `Command { std: "docker" "inspect" "a134976d0254bac7012ac7b39388e41389150b80c802c35d04b7f6aa714083cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a134976d0254bac7012ac7b39388e41389150b80c802c35d04b7f6aa714083cf", kill_on_drop: false }` [INFO] [stdout] a134976d0254bac7012ac7b39388e41389150b80c802c35d04b7f6aa714083cf [INFO] checking jsonschema-valid-0.5.2 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate jsonschema-valid 0.5.2 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate jsonschema-valid 0.5.2 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 jsonschema-valid 0.5.2 [INFO] finished tweaking crates.io crate jsonschema-valid 0.5.2 [INFO] tweaked toml for crates.io crate jsonschema-valid 0.5.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate crates.io crate jsonschema-valid 0.5.2 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-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] cdc8575d926f5a48b1abaae9a8f12260b041e353249bc661d41fbad8ffba9e13 [INFO] running `Command { std: "docker" "start" "-a" "cdc8575d926f5a48b1abaae9a8f12260b041e353249bc661d41fbad8ffba9e13", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cdc8575d926f5a48b1abaae9a8f12260b041e353249bc661d41fbad8ffba9e13", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cdc8575d926f5a48b1abaae9a8f12260b041e353249bc661d41fbad8ffba9e13", kill_on_drop: false }` [INFO] [stdout] cdc8575d926f5a48b1abaae9a8f12260b041e353249bc661d41fbad8ffba9e13 [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] 371b7e0aa7c3ac07ddfbc9654bb478ddc39ec1a157c73d9c5ba37c44d371a3c7 [INFO] running `Command { std: "docker" "start" "-a" "371b7e0aa7c3ac07ddfbc9654bb478ddc39ec1a157c73d9c5ba37c44d371a3c7", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.139 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Compiling serde_json v1.0.82 [INFO] [stderr] Checking matches v0.1.9 [INFO] [stderr] Checking ryu v1.0.10 [INFO] [stderr] Checking num-traits v0.2.15 [INFO] [stderr] Checking unicode-bidi v0.3.8 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking tinyvec v1.6.0 [INFO] [stderr] Checking either v1.7.0 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Checking regex-syntax v0.6.27 [INFO] [stderr] Checking itertools v0.10.3 [INFO] [stderr] Checking textwrap v0.16.0 [INFO] [stderr] Checking iri-string v0.5.6 [INFO] [stderr] Checking num-integer v0.1.45 [INFO] [stderr] Checking unicode-normalization v0.1.21 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking regex v1.6.0 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/chrono-0.4.19/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] [stderr] Checking idna v0.2.3 [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] running `Command { std: "docker" "inspect" "371b7e0aa7c3ac07ddfbc9654bb478ddc39ec1a157c73d9c5ba37c44d371a3c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "371b7e0aa7c3ac07ddfbc9654bb478ddc39ec1a157c73d9c5ba37c44d371a3c7", kill_on_drop: false }` [INFO] [stdout] 371b7e0aa7c3ac07ddfbc9654bb478ddc39ec1a157c73d9c5ba37c44d371a3c7