[INFO] fetching crate jsonschema-valid-compat 0.4.1-alpha.2... [INFO] checking jsonschema-valid-compat-0.4.1-alpha.2 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate jsonschema-valid-compat 0.4.1-alpha.2 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate jsonschema-valid-compat 0.4.1-alpha.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-compat 0.4.1-alpha.2 [INFO] finished tweaking crates.io crate jsonschema-valid-compat 0.4.1-alpha.2 [INFO] tweaked toml for crates.io crate jsonschema-valid-compat 0.4.1-alpha.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate crates.io crate jsonschema-valid-compat 0.4.1-alpha.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 iri-string v0.3.0 [INFO] [stderr] Downloaded json-ptr v0.3.5 [INFO] [stderr] Downloaded url v2.2.1 [INFO] [stderr] Downloaded regex v1.4.5 [INFO] [stderr] Downloaded syn v1.0.67 [INFO] [stderr] Downloaded libc v0.2.92 [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] b68df837d7f7f6c9574298d7dce6d0ec5f9704e921ec22870cb2c79187d7aa3a [INFO] running `Command { std: "docker" "start" "-a" "b68df837d7f7f6c9574298d7dce6d0ec5f9704e921ec22870cb2c79187d7aa3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b68df837d7f7f6c9574298d7dce6d0ec5f9704e921ec22870cb2c79187d7aa3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b68df837d7f7f6c9574298d7dce6d0ec5f9704e921ec22870cb2c79187d7aa3a", kill_on_drop: false }` [INFO] [stdout] b68df837d7f7f6c9574298d7dce6d0ec5f9704e921ec22870cb2c79187d7aa3a [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] a645bf16dd516f43f97ee1dedce534a301791169e385642f56155d6ed2253342 [INFO] running `Command { std: "docker" "start" "-a" "a645bf16dd516f43f97ee1dedce534a301791169e385642f56155d6ed2253342", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.67 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Compiling libc v0.2.92 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Checking regex-syntax v0.6.23 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking url v2.2.1 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking regex v1.4.5 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking iri-string v0.3.0 [INFO] [stderr] Checking json-ptr v0.3.5 [INFO] [stderr] Checking jsonschema-valid-compat v0.4.1-alpha.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/error.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:32:1 [INFO] [stdout] | [INFO] [stdout] 32 | 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: the item `textwrap` is imported redundantly [INFO] [stdout] --> src/error.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use textwrap; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:41:1 [INFO] [stdout] | [INFO] [stdout] 41 | extern crate textwrap; [INFO] [stdout] | ---------------------- the item `textwrap` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `url` is imported redundantly [INFO] [stdout] --> src/error.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use url; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:36:1 [INFO] [stdout] | [INFO] [stdout] 36 | extern crate url; [INFO] [stdout] | ----------------- the item `url` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `regex` is imported redundantly [INFO] [stdout] --> src/validators.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use regex; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:35:1 [INFO] [stdout] | [INFO] [stdout] 35 | extern crate regex; [INFO] [stdout] | ------------------- the item `regex` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/error.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:32:1 [INFO] [stdout] | [INFO] [stdout] 32 | 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: the item `textwrap` is imported redundantly [INFO] [stdout] --> src/error.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use textwrap; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:41:1 [INFO] [stdout] | [INFO] [stdout] 41 | extern crate textwrap; [INFO] [stdout] | ---------------------- the item `textwrap` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `url` is imported redundantly [INFO] [stdout] --> src/error.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use url; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:36:1 [INFO] [stdout] | [INFO] [stdout] 36 | extern crate url; [INFO] [stdout] | ----------------- the item `url` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `regex` is imported redundantly [INFO] [stdout] --> src/validators.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use regex; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:35:1 [INFO] [stdout] | [INFO] [stdout] 35 | extern crate regex; [INFO] [stdout] | ------------------- the item `regex` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.28s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v5.1.2 [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" "a645bf16dd516f43f97ee1dedce534a301791169e385642f56155d6ed2253342", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a645bf16dd516f43f97ee1dedce534a301791169e385642f56155d6ed2253342", kill_on_drop: false }` [INFO] [stdout] a645bf16dd516f43f97ee1dedce534a301791169e385642f56155d6ed2253342 [INFO] checking jsonschema-valid-compat-0.4.1-alpha.2 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate jsonschema-valid-compat 0.4.1-alpha.2 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate jsonschema-valid-compat 0.4.1-alpha.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-compat 0.4.1-alpha.2 [INFO] finished tweaking crates.io crate jsonschema-valid-compat 0.4.1-alpha.2 [INFO] tweaked toml for crates.io crate jsonschema-valid-compat 0.4.1-alpha.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate crates.io crate jsonschema-valid-compat 0.4.1-alpha.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-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] e20e1c009b6a63ad686fdd4f3786647ce6b896231dafc59002f8f191bbbec591 [INFO] running `Command { std: "docker" "start" "-a" "e20e1c009b6a63ad686fdd4f3786647ce6b896231dafc59002f8f191bbbec591", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e20e1c009b6a63ad686fdd4f3786647ce6b896231dafc59002f8f191bbbec591", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e20e1c009b6a63ad686fdd4f3786647ce6b896231dafc59002f8f191bbbec591", kill_on_drop: false }` [INFO] [stdout] e20e1c009b6a63ad686fdd4f3786647ce6b896231dafc59002f8f191bbbec591 [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] 271887c19a74b28cc0fba1455ad157c7c31f4d3bddfc46a3cbac241d06b2ab01 [INFO] running `Command { std: "docker" "start" "-a" "271887c19a74b28cc0fba1455ad157c7c31f4d3bddfc46a3cbac241d06b2ab01", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.67 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling libc v0.2.92 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Checking regex-syntax v0.6.23 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking url v2.2.1 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking regex v1.4.5 [INFO] [stderr] Checking chrono v0.4.19 [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] [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" "271887c19a74b28cc0fba1455ad157c7c31f4d3bddfc46a3cbac241d06b2ab01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "271887c19a74b28cc0fba1455ad157c7c31f4d3bddfc46a3cbac241d06b2ab01", kill_on_drop: false }` [INFO] [stdout] 271887c19a74b28cc0fba1455ad157c7c31f4d3bddfc46a3cbac241d06b2ab01