[INFO] fetching crate syserve 0.3.0... [INFO] checking syserve-0.3.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate syserve 0.3.0 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate syserve 0.3.0 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 syserve 0.3.0 [INFO] finished tweaking crates.io crate syserve 0.3.0 [INFO] tweaked toml for crates.io crate syserve 0.3.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate crates.io crate syserve 0.3.0 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] Downloading crates ... [INFO] [stderr] Downloaded httparse v1.3.6 [INFO] [stderr] Downloaded env_logger v0.8.3 [INFO] [stderr] Downloaded libc v0.2.88 [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] 199847828c930949cb854115db6fea4f85b069bf045e974313a22c608ee0aa55 [INFO] running `Command { std: "docker" "start" "-a" "199847828c930949cb854115db6fea4f85b069bf045e974313a22c608ee0aa55", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "199847828c930949cb854115db6fea4f85b069bf045e974313a22c608ee0aa55", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "199847828c930949cb854115db6fea4f85b069bf045e974313a22c608ee0aa55", kill_on_drop: false }` [INFO] [stdout] 199847828c930949cb854115db6fea4f85b069bf045e974313a22c608ee0aa55 [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] 12ee1a6e31e20a3504dd2addf7dd7df89d7a61ec29f96d8f4302d91df3ead74d [INFO] running `Command { std: "docker" "start" "-a" "12ee1a6e31e20a3504dd2addf7dd7df89d7a61ec29f96d8f4302d91df3ead74d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.88 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling httparse v1.3.6 [INFO] [stderr] Checking regex-syntax v0.6.23 [INFO] [stderr] Checking argparse v0.2.2 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking threadpool v1.8.1 [INFO] [stderr] Checking regex v1.4.5 [INFO] [stderr] Checking env_logger v0.8.3 [INFO] [stderr] Checking syserve v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `state` is never read [INFO] [stdout] --> src/server.rs:85:13 [INFO] [stdout] | [INFO] [stdout] 85 | let mut state = RequestState::NotProcessed; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `state` is never read [INFO] [stdout] --> src/server.rs:85:13 [INFO] [stdout] | [INFO] [stdout] 85 | let mut state = RequestState::NotProcessed; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `state` is never read [INFO] [stdout] --> src/server.rs:96:9 [INFO] [stdout] | [INFO] [stdout] 96 | state = RequestState::ParseError; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `state` is never read [INFO] [stdout] --> src/server.rs:102:9 [INFO] [stdout] | [INFO] [stdout] 102 | state = RequestState::BadRequest; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `state` is never read [INFO] [stdout] --> src/server.rs:96:9 [INFO] [stdout] | [INFO] [stdout] 96 | state = RequestState::ParseError; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `state` is never read [INFO] [stdout] --> src/server.rs:102:9 [INFO] [stdout] | [INFO] [stdout] 102 | state = RequestState::BadRequest; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [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 1.40s [INFO] running `Command { std: "docker" "inspect" "12ee1a6e31e20a3504dd2addf7dd7df89d7a61ec29f96d8f4302d91df3ead74d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "12ee1a6e31e20a3504dd2addf7dd7df89d7a61ec29f96d8f4302d91df3ead74d", kill_on_drop: false }` [INFO] [stdout] 12ee1a6e31e20a3504dd2addf7dd7df89d7a61ec29f96d8f4302d91df3ead74d [INFO] checking syserve-0.3.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate syserve 0.3.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate syserve 0.3.0 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 syserve 0.3.0 [INFO] finished tweaking crates.io crate syserve 0.3.0 [INFO] tweaked toml for crates.io crate syserve 0.3.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate crates.io crate syserve 0.3.0 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-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] bff68a329134ef683528d53cc801740275712d43363fded9a73bd19ffdf68bff [INFO] running `Command { std: "docker" "start" "-a" "bff68a329134ef683528d53cc801740275712d43363fded9a73bd19ffdf68bff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bff68a329134ef683528d53cc801740275712d43363fded9a73bd19ffdf68bff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bff68a329134ef683528d53cc801740275712d43363fded9a73bd19ffdf68bff", kill_on_drop: false }` [INFO] [stdout] bff68a329134ef683528d53cc801740275712d43363fded9a73bd19ffdf68bff [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] d0d4e5ff73ffbe9c1daa3b64b8b364e81981566506e9b118c0d709ee7c7278cc [INFO] running `Command { std: "docker" "start" "-a" "d0d4e5ff73ffbe9c1daa3b64b8b364e81981566506e9b118c0d709ee7c7278cc", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.88 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking regex-syntax v0.6.23 [INFO] [stderr] Compiling httparse v1.3.6 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking argparse v0.2.2 [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/argparse-0.2.2/src/parser.rs:206:18 [INFO] [stdout] | [INFO] [stdout] 206 | _ => panic!(), [INFO] [stdout] | ^^^^^^^^ cannot satisfy `_ -> _` [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/argparse-0.2.2/src/parser.rs:340:29 [INFO] [stdout] | [INFO] [stdout] 340 | None => match self.parser.catchall_argument { [INFO] [stdout] | _____________________________^ [INFO] [stdout] 341 | | Some(ref option) => { [INFO] [stdout] 342 | | opt = option; [INFO] [stdout] 343 | | break; [INFO] [stdout] ... | [INFO] [stdout] 346 | | "Unexpected argument {}", arg)), [INFO] [stdout] 347 | | } [INFO] [stdout] | |_____________________^ cannot satisfy `_ -> _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/argparse-0.2.2/src/parser.rs:809:22 [INFO] [stdout] | [INFO] [stdout] 809 | .map_err(|c| exit(c)) [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] help: try giving this closure an explicit return type [INFO] [stdout] | [INFO] [stdout] 809 | .map_err(|c| -> /* Type */ { exit(c) }) [INFO] [stdout] | +++++++++++++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0282, E0284. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `argparse` (lib) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "d0d4e5ff73ffbe9c1daa3b64b8b364e81981566506e9b118c0d709ee7c7278cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d0d4e5ff73ffbe9c1daa3b64b8b364e81981566506e9b118c0d709ee7c7278cc", kill_on_drop: false }` [INFO] [stdout] d0d4e5ff73ffbe9c1daa3b64b8b364e81981566506e9b118c0d709ee7c7278cc