[INFO] cloning repository https://github.com/jht5945/simplehttpserver [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jht5945/simplehttpserver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjht5945%2Fsimplehttpserver", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjht5945%2Fsimplehttpserver'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 440aa24f2569a9b1db034188764b4993d0115914 [INFO] checking jht5945/simplehttpserver against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjht5945%2Fsimplehttpserver" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jht5945/simplehttpserver 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 git repo https://github.com/jht5945/simplehttpserver [INFO] finished tweaking git repo https://github.com/jht5945/simplehttpserver [INFO] tweaked toml for git repo https://github.com/jht5945/simplehttpserver written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/jht5945/simplehttpserver 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 git repository `https://github.com/jht5945/rust_util` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded redox_users v0.3.0 [INFO] [stderr] Downloaded rustc-demangle v0.1.15 [INFO] [stderr] Downloaded backtrace v0.3.33 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] fd64531233cfe48c118d878aa35358d95fb747e70235a0352614b453d168cf41 [INFO] running `Command { std: "docker" "start" "-a" "fd64531233cfe48c118d878aa35358d95fb747e70235a0352614b453d168cf41", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fd64531233cfe48c118d878aa35358d95fb747e70235a0352614b453d168cf41", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fd64531233cfe48c118d878aa35358d95fb747e70235a0352614b453d168cf41", kill_on_drop: false }` [INFO] [stdout] fd64531233cfe48c118d878aa35358d95fb747e70235a0352614b453d168cf41 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 8c09760daf9ca962003add7866698b577440c5ade152810599829b36e4861c7d [INFO] running `Command { std: "docker" "start" "-a" "8c09760daf9ca962003add7866698b577440c5ade152810599829b36e4861c7d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.60 [INFO] [stderr] Checking argparse v0.2.2 [INFO] [stderr] Checking dirs v1.0.5 [INFO] [stderr] Checking term v0.5.2 [INFO] [stderr] Checking rust_util v0.1.0 (https://github.com/jht5945/rust_util#90cd623f) [INFO] [stderr] Checking simplehttpserver v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/http.rs:54:41 [INFO] [stdout] | [INFO] [stdout] 54 | fn parse_http_request_from_read(_read: &Read) -> XResult { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 54 | fn parse_http_request_from_read(_read: &dyn Read) -> XResult { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/http.rs:54:41 [INFO] [stdout] | [INFO] [stdout] 54 | fn parse_http_request_from_read(_read: &Read) -> XResult { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 54 | fn parse_http_request_from_read(_read: &dyn Read) -> XResult { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `method`, `path`, `protocol`, and `headers` are never read [INFO] [stdout] --> src/http.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 16 | struct HttpRequest { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 17 | method: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 18 | path: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 19 | protocol: String, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 20 | headers: HttpRequestHeaders, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `HttpRequest` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `method`, `path`, `protocol`, and `headers` are never read [INFO] [stdout] --> src/http.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 16 | struct HttpRequest { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 17 | method: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 18 | path: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 19 | protocol: String, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 20 | headers: HttpRequestHeaders, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `HttpRequest` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.62s [INFO] running `Command { std: "docker" "inspect" "8c09760daf9ca962003add7866698b577440c5ade152810599829b36e4861c7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c09760daf9ca962003add7866698b577440c5ade152810599829b36e4861c7d", kill_on_drop: false }` [INFO] [stdout] 8c09760daf9ca962003add7866698b577440c5ade152810599829b36e4861c7d [INFO] checking jht5945/simplehttpserver against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjht5945%2Fsimplehttpserver" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jht5945/simplehttpserver 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 git repo https://github.com/jht5945/simplehttpserver [INFO] finished tweaking git repo https://github.com/jht5945/simplehttpserver [INFO] tweaked toml for git repo https://github.com/jht5945/simplehttpserver written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/jht5945/simplehttpserver 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] e17dfbe29eb06caeb82f6adb7790bc653e8e9cb0856328b33308a1854f1d1899 [INFO] running `Command { std: "docker" "start" "-a" "e17dfbe29eb06caeb82f6adb7790bc653e8e9cb0856328b33308a1854f1d1899", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e17dfbe29eb06caeb82f6adb7790bc653e8e9cb0856328b33308a1854f1d1899", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e17dfbe29eb06caeb82f6adb7790bc653e8e9cb0856328b33308a1854f1d1899", kill_on_drop: false }` [INFO] [stdout] e17dfbe29eb06caeb82f6adb7790bc653e8e9cb0856328b33308a1854f1d1899 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d50bcda9ae472747acf932723854d389527162f263507620888c235b72a2029f [INFO] running `Command { std: "docker" "start" "-a" "d50bcda9ae472747acf932723854d389527162f263507620888c235b72a2029f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.60 [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" "d50bcda9ae472747acf932723854d389527162f263507620888c235b72a2029f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d50bcda9ae472747acf932723854d389527162f263507620888c235b72a2029f", kill_on_drop: false }` [INFO] [stdout] d50bcda9ae472747acf932723854d389527162f263507620888c235b72a2029f