[INFO] cloning repository https://github.com/pandaman64/succ_nix [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pandaman64/succ_nix" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpandaman64%2Fsucc_nix", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpandaman64%2Fsucc_nix'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e4cd8b401128f16a1334f313f19821a9b2d6bb76 [INFO] checking pandaman64/succ_nix against master#1280928a99ad3ef2c5735b42dc8852456ae3b974 for pr-120798 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpandaman64%2Fsucc_nix" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pandaman64/succ_nix on toolchain 1280928a99ad3ef2c5735b42dc8852456ae3b974 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1280928a99ad3ef2c5735b42dc8852456ae3b974" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/pandaman64/succ_nix [INFO] finished tweaking git repo https://github.com/pandaman64/succ_nix [INFO] tweaked toml for git repo https://github.com/pandaman64/succ_nix written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/pandaman64/succ_nix 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" "+1280928a99ad3ef2c5735b42dc8852456ae3b974" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded similar v1.3.0 [INFO] [stderr] Downloaded smol_str v0.1.17 [INFO] [stderr] Downloaded rowan v0.12.6 [INFO] [stderr] Downloaded insta v1.7.1 [INFO] [stderr] Downloaded rnix v0.9.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+1280928a99ad3ef2c5735b42dc8852456ae3b974" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 777a693ce49f14dff564b9ce8b510e69ecd3f405769ca082060ea086b6509e10 [INFO] running `Command { std: "docker" "start" "-a" "777a693ce49f14dff564b9ce8b510e69ecd3f405769ca082060ea086b6509e10", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "777a693ce49f14dff564b9ce8b510e69ecd3f405769ca082060ea086b6509e10", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "777a693ce49f14dff564b9ce8b510e69ecd3f405769ca082060ea086b6509e10", kill_on_drop: false }` [INFO] [stdout] 777a693ce49f14dff564b9ce8b510e69ecd3f405769ca082060ea086b6509e10 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+1280928a99ad3ef2c5735b42dc8852456ae3b974" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f2ec09f860846237ffd03fb70cf6cb6a39fdd2d84cd802333dadffdaaa990325 [INFO] running `Command { std: "docker" "start" "-a" "f2ec09f860846237ffd03fb70cf6cb6a39fdd2d84cd802333dadffdaaa990325", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Checking tracing-core v0.1.18 [INFO] [stderr] Compiling memoffset v0.6.3 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking text-size v1.1.0 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking pin-project-lite v0.2.6 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Checking linked-hash-map v0.5.4 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking countme v2.0.4 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Checking terminal_size v0.1.16 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking bstr v0.2.16 [INFO] [stderr] Checking cbitset v0.2.0 [INFO] [stderr] Checking rowan v0.12.6 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking smol_str v0.1.17 [INFO] [stderr] Checking dtoa v0.4.8 [INFO] [stderr] Checking once_cell v1.7.2 [INFO] [stderr] Checking codespan-reporting v0.11.1 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Checking rnix v0.9.0 [INFO] [stderr] Checking console v0.14.1 [INFO] [stderr] Checking tracing-log v0.1.2 [INFO] [stderr] Checking matchers v0.0.1 [INFO] [stderr] Checking sharded-slab v0.1.1 [INFO] [stderr] Checking typed-arena v2.0.1 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking similar v1.3.0 [INFO] [stderr] Checking globset v0.4.6 [INFO] [stderr] Compiling tracing-attributes v0.1.15 [INFO] [stderr] Checking tracing v0.1.26 [INFO] [stderr] Checking succ_nix v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking tracing-serde v0.1.2 [INFO] [stderr] Checking serde_yaml v0.8.17 [INFO] [stderr] Checking insta v1.7.1 [INFO] [stderr] Checking tracing-subscriber v0.2.18 [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.50s [INFO] running `Command { std: "docker" "inspect" "f2ec09f860846237ffd03fb70cf6cb6a39fdd2d84cd802333dadffdaaa990325", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f2ec09f860846237ffd03fb70cf6cb6a39fdd2d84cd802333dadffdaaa990325", kill_on_drop: false }` [INFO] [stdout] f2ec09f860846237ffd03fb70cf6cb6a39fdd2d84cd802333dadffdaaa990325 [INFO] checking pandaman64/succ_nix against try#9b9e20bc79549d80ab413f49d990713851172cc1 for pr-120798 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpandaman64%2Fsucc_nix" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pandaman64/succ_nix on toolchain 9b9e20bc79549d80ab413f49d990713851172cc1 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b9e20bc79549d80ab413f49d990713851172cc1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/pandaman64/succ_nix [INFO] finished tweaking git repo https://github.com/pandaman64/succ_nix [INFO] tweaked toml for git repo https://github.com/pandaman64/succ_nix written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/pandaman64/succ_nix 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" "+9b9e20bc79549d80ab413f49d990713851172cc1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+9b9e20bc79549d80ab413f49d990713851172cc1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7dbcbbccec333219c7979a1002ead3301900138850ce687f7c8e175423672b6b [INFO] running `Command { std: "docker" "start" "-a" "7dbcbbccec333219c7979a1002ead3301900138850ce687f7c8e175423672b6b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7dbcbbccec333219c7979a1002ead3301900138850ce687f7c8e175423672b6b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7dbcbbccec333219c7979a1002ead3301900138850ce687f7c8e175423672b6b", kill_on_drop: false }` [INFO] [stdout] 7dbcbbccec333219c7979a1002ead3301900138850ce687f7c8e175423672b6b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+9b9e20bc79549d80ab413f49d990713851172cc1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] df61b7a1aa171ac9a78e59579f9ba36c478d8bae46a40a58f8b1d6d2ee89c115 [INFO] running `Command { std: "docker" "start" "-a" "df61b7a1aa171ac9a78e59579f9ba36c478d8bae46a40a58f8b1d6d2ee89c115", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Checking tracing-core v0.1.18 [INFO] [stderr] Compiling memoffset v0.6.3 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking pin-project-lite v0.2.6 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking text-size v1.1.0 [INFO] [stderr] Checking countme v2.0.4 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking linked-hash-map v0.5.4 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking terminal_size v0.1.16 [INFO] [stderr] Checking cbitset v0.2.0 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Checking bstr v0.2.16 [INFO] [stderr] Checking dtoa v0.4.8 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking rowan v0.12.6 [INFO] [stderr] Checking once_cell v1.7.2 [INFO] [stderr] Checking smol_str v0.1.17 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking codespan-reporting v0.11.1 [INFO] [stderr] Checking console v0.14.1 [INFO] [stderr] Checking rnix v0.9.0 [INFO] [stderr] Checking matchers v0.0.1 [INFO] [stderr] Checking tracing-log v0.1.2 [INFO] [stderr] Checking sharded-slab v0.1.1 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking typed-arena v2.0.1 [INFO] [stderr] Checking similar v1.3.0 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking globset v0.4.6 [INFO] [stderr] Compiling tracing-attributes v0.1.15 [INFO] [stderr] Checking tracing v0.1.26 [INFO] [stderr] Checking succ_nix v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/typing.rs:681:26 [INFO] [stdout] | [INFO] [stdout] 681 | vars.extend(fun.arg.ftv()); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: multiple `impl`s satisfying `Vec<&std::string::String>: Extend<_>` found in the `alloc` crate: [INFO] [stdout] - impl<'a, T, A> Extend<&'a T> for Vec [INFO] [stdout] where T: Copy, T: 'a, A: Allocator; [INFO] [stdout] - impl Extend for Vec [INFO] [stdout] where A: Allocator; [INFO] [stdout] help: try using a fully qualified path to specify the expected types [INFO] [stdout] | [INFO] [stdout] 681 | as Extend>::extend::(&mut vars, fun.arg.ftv()); [INFO] [stdout] | ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: concrete type differs from previous defining opaque type use [INFO] [stdout] --> src/typing.rs:673:52 [INFO] [stdout] | [INFO] [stdout] 673 | fn ftv(&self) -> impl Iterator { [INFO] [stdout] | ____________________________________________________^ [INFO] [stdout] 674 | | match self { [INFO] [stdout] 675 | | Type::Any => vec![].into_iter(), [INFO] [stdout] 676 | | Type::Union { [INFO] [stdout] ... | [INFO] [stdout] 690 | | } [INFO] [stdout] 691 | | } [INFO] [stdout] | |_____^ expected `{type error}`, got `std::vec::IntoIter<&std::string::String>` [INFO] [stdout] | [INFO] [stdout] note: previous use here [INFO] [stdout] --> src/typing.rs:681:41 [INFO] [stdout] | [INFO] [stdout] 681 | vars.extend(fun.arg.ftv()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stderr] error: could not compile `succ_nix` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "df61b7a1aa171ac9a78e59579f9ba36c478d8bae46a40a58f8b1d6d2ee89c115", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df61b7a1aa171ac9a78e59579f9ba36c478d8bae46a40a58f8b1d6d2ee89c115", kill_on_drop: false }` [INFO] [stdout] df61b7a1aa171ac9a78e59579f9ba36c478d8bae46a40a58f8b1d6d2ee89c115