[INFO] cloning repository https://github.com/NOBLES5E/cproxy [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NOBLES5E/cproxy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNOBLES5E%2Fcproxy", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNOBLES5E%2Fcproxy'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8f383bd2eaea01dc69048821f222cc7551b00c64 [INFO] checking NOBLES5E/cproxy against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNOBLES5E%2Fcproxy" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/NOBLES5E/cproxy 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/NOBLES5E/cproxy [INFO] finished tweaking git repo https://github.com/NOBLES5E/cproxy [INFO] tweaked toml for git repo https://github.com/NOBLES5E/cproxy written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/NOBLES5E/cproxy 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 with_drop v0.0.1 [INFO] [stderr] Downloaded ctrlc v3.2.2 [INFO] [stderr] Downloaded cgroups-rs v0.2.10 [INFO] [stderr] Downloaded tracing-subscriber v0.3.14 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] e09f46fa97956555c98c455de87c52475ca2d05be393d247a0696931814e79f0 [INFO] running `Command { std: "docker" "start" "-a" "e09f46fa97956555c98c455de87c52475ca2d05be393d247a0696931814e79f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e09f46fa97956555c98c455de87c52475ca2d05be393d247a0696931814e79f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e09f46fa97956555c98c455de87c52475ca2d05be393d247a0696931814e79f0", kill_on_drop: false }` [INFO] [stdout] e09f46fa97956555c98c455de87c52475ca2d05be393d247a0696931814e79f0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] b130c3bc92ca09cf5e5c9e2cefd17c1af7666215c5d15b4d5193c00692552d06 [INFO] running `Command { std: "docker" "start" "-a" "b130c3bc92ca09cf5e5c9e2cefd17c1af7666215c5d15b4d5193c00692552d06", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.124 [INFO] [stderr] Compiling syn v1.0.67 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Checking regex-syntax v0.6.22 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking tracing-core v0.1.28 [INFO] [stderr] Checking thread_local v1.1.4 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Checking lock_api v0.4.3 [INFO] [stderr] Compiling anyhow v1.0.62 [INFO] [stderr] Checking pin-project-lite v0.2.6 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Checking tracing-log v0.1.2 [INFO] [stderr] Checking spin v0.9.2 [INFO] [stderr] Checking sharded-slab v0.1.1 [INFO] [stderr] Checking futures-sink v0.3.14 [INFO] [stderr] Checking futures-core v0.3.14 [INFO] [stderr] Checking with_drop v0.0.1 [INFO] [stderr] Checking nix v0.24.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking getrandom v0.2.5 [INFO] [stderr] Checking os_pipe v0.9.2 [INFO] [stderr] Checking faccess v0.2.3 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking nanorand v0.7.0 [INFO] [stderr] Checking regex v1.4.3 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking matchers v0.1.0 [INFO] [stderr] Checking cgroups-rs v0.2.10 [INFO] [stderr] Checking ctrlc v3.2.2 [INFO] [stderr] Compiling tracing-attributes v0.1.20 [INFO] [stderr] Compiling pin-project-internal v1.0.6 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Compiling cmd_lib_macros v1.3.0 [INFO] [stderr] Checking cmd_lib v1.3.0 [INFO] [stderr] Checking tracing v0.1.34 [INFO] [stderr] Checking structopt v0.3.26 [INFO] [stderr] Checking pin-project v1.0.6 [INFO] [stderr] Checking flume v0.10.14 [INFO] [stderr] Checking tracing-subscriber v0.3.14 [INFO] [stderr] Checking cproxy v4.1.6 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `prerouting_chain_name` [INFO] [stdout] --> src/guards.rs:313:13 [INFO] [stdout] | [INFO] [stdout] 313 | let prerouting_chain_name = &self.prerouting_chain_name; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prerouting_chain_name` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `prerouting_chain_name` [INFO] [stdout] --> src/guards.rs:313:13 [INFO] [stdout] | [INFO] [stdout] 313 | let prerouting_chain_name = &self.prerouting_chain_name; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prerouting_chain_name` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `pid` is never read [INFO] [stdout] --> src/guards.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct CGroupGuard { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 7 | pub pid: u32, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `pid` is never read [INFO] [stdout] --> src/guards.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct CGroupGuard { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 7 | pub pid: u32, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped [INFO] [stdout] --> src/main.rs:50:25 [INFO] [stdout] | [INFO] [stdout] 50 | let _guard: Box = match args.mode.as_str() { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dyn_drop)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped [INFO] [stdout] --> src/main.rs:50:25 [INFO] [stdout] | [INFO] [stdout] 50 | let _guard: Box = match args.mode.as_str() { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dyn_drop)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped [INFO] [stdout] --> src/main.rs:105:25 [INFO] [stdout] | [INFO] [stdout] 105 | let _guard: Box = match args.mode.as_str() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped [INFO] [stdout] --> src/main.rs:105:25 [INFO] [stdout] | [INFO] [stdout] 105 | let _guard: Box = match args.mode.as_str() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped [INFO] [stdout] --> src/guards.rs:121:20 [INFO] [stdout] | [INFO] [stdout] 121 | inner: Box, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: types that do not implement `Drop` can still have drop glue, consider instead using `std::mem::needs_drop` to detect whether a type is trivially dropped [INFO] [stdout] --> src/guards.rs:121:20 [INFO] [stdout] | [INFO] [stdout] 121 | inner: Box, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.02s [INFO] running `Command { std: "docker" "inspect" "b130c3bc92ca09cf5e5c9e2cefd17c1af7666215c5d15b4d5193c00692552d06", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b130c3bc92ca09cf5e5c9e2cefd17c1af7666215c5d15b4d5193c00692552d06", kill_on_drop: false }` [INFO] [stdout] b130c3bc92ca09cf5e5c9e2cefd17c1af7666215c5d15b4d5193c00692552d06 [INFO] checking NOBLES5E/cproxy against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNOBLES5E%2Fcproxy" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/NOBLES5E/cproxy 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/NOBLES5E/cproxy [INFO] finished tweaking git repo https://github.com/NOBLES5E/cproxy [INFO] tweaked toml for git repo https://github.com/NOBLES5E/cproxy written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/NOBLES5E/cproxy 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 9c4d65fe8e83e88c91355bb3fb1556540d7474d671d5a2812989dee3a812f7f6 [INFO] running `Command { std: "docker" "start" "-a" "9c4d65fe8e83e88c91355bb3fb1556540d7474d671d5a2812989dee3a812f7f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9c4d65fe8e83e88c91355bb3fb1556540d7474d671d5a2812989dee3a812f7f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c4d65fe8e83e88c91355bb3fb1556540d7474d671d5a2812989dee3a812f7f6", kill_on_drop: false }` [INFO] [stdout] 9c4d65fe8e83e88c91355bb3fb1556540d7474d671d5a2812989dee3a812f7f6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 0659bfe8906e739af1e45d2e76aca8426d01e1e686f36b1b1a8a65528b5e61a7 [INFO] running `Command { std: "docker" "start" "-a" "0659bfe8906e739af1e45d2e76aca8426d01e1e686f36b1b1a8a65528b5e61a7", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.124 [INFO] [stderr] Compiling syn v1.0.67 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking regex-syntax v0.6.22 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking tracing-core v0.1.28 [INFO] [stderr] Checking thread_local v1.1.4 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking lock_api v0.4.3 [INFO] [stderr] Checking pin-project-lite v0.2.6 [INFO] [stderr] Compiling anyhow v1.0.62 [INFO] [stderr] Checking spin v0.9.2 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Checking tracing-log v0.1.2 [INFO] [stderr] Checking sharded-slab v0.1.1 [INFO] [stderr] Checking futures-sink v0.3.14 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking futures-core v0.3.14 [INFO] [stderr] Checking with_drop v0.0.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking getrandom v0.2.5 [INFO] [stderr] Checking nix v0.24.1 [INFO] [stderr] Checking faccess v0.2.3 [INFO] [stderr] Checking os_pipe v0.9.2 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking nanorand v0.7.0 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking regex v1.4.3 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.4.3/src/exec.rs:841:13 [INFO] [stdout] | [INFO] [stdout] 841 | / match dfa::Fsm::reverse( [INFO] [stdout] 842 | | &self.ro.dfa_reverse, [INFO] [stdout] 843 | | self.cache.value(), [INFO] [stdout] 844 | | false, [INFO] [stdout] ... | [INFO] [stdout] 855 | | Quit => return Some(Quit), [INFO] [stdout] 856 | | }; [INFO] [stdout] | |_____________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking matchers v0.1.0 [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" "0659bfe8906e739af1e45d2e76aca8426d01e1e686f36b1b1a8a65528b5e61a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0659bfe8906e739af1e45d2e76aca8426d01e1e686f36b1b1a8a65528b5e61a7", kill_on_drop: false }` [INFO] [stdout] 0659bfe8906e739af1e45d2e76aca8426d01e1e686f36b1b1a8a65528b5e61a7