[INFO] fetching crate tfhe-versionable 0.6.2... [INFO] checking tfhe-versionable-0.6.2 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate tfhe-versionable 0.6.2 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate tfhe-versionable 0.6.2 [INFO] removed 0 missing examples [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate tfhe-versionable 0.6.2 [INFO] tweaked toml for crates.io crate tfhe-versionable 0.6.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate tfhe-versionable 0.6.2 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate tfhe-versionable 0.6.2 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7665635759bdd6780db24c46bf9df7d0ad69f2227b9c0652c31a8feba410f9ff [INFO] running `Command { std: "docker" "start" "-a" "7665635759bdd6780db24c46bf9df7d0ad69f2227b9c0652c31a8feba410f9ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7665635759bdd6780db24c46bf9df7d0ad69f2227b9c0652c31a8feba410f9ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7665635759bdd6780db24c46bf9df7d0ad69f2227b9c0652c31a8feba410f9ff", kill_on_drop: false }` [INFO] [stdout] 7665635759bdd6780db24c46bf9df7d0ad69f2227b9c0652c31a8feba410f9ff [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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3fed4c0b6261a2115eadfc911ea3656b34f5740d927bcf0fdbe9e1088eb755b7 [INFO] running `Command { std: "docker" "start" "-a" "3fed4c0b6261a2115eadfc911ea3656b34f5740d927bcf0fdbe9e1088eb755b7", kill_on_drop: false }` [INFO] [stderr] Compiling serde_core v1.0.226 [INFO] [stderr] Compiling serde v1.0.226 [INFO] [stderr] Checking winnow v0.7.13 [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stderr] Compiling target-triple v0.1.4 [INFO] [stderr] Checking toml_write v0.1.2 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking indexmap v2.11.4 [INFO] [stderr] Checking half v2.6.0 [INFO] [stderr] Checking toml_writer v1.0.3 [INFO] [stderr] Checking unsafe-libyaml v0.2.11 [INFO] [stderr] Checking glob v0.3.3 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Checking ciborium-ll v0.2.2 [INFO] [stderr] Checking rmp v0.8.14 [INFO] [stderr] Checking toml_parser v1.0.3 [INFO] [stderr] Checking serde_spanned v1.0.2 [INFO] [stderr] Checking toml_datetime v0.7.2 [INFO] [stderr] Checking toml v0.9.7 [INFO] [stderr] Compiling serde_derive v1.0.226 [INFO] [stderr] Compiling equator-macro v0.4.2 [INFO] [stderr] Compiling tfhe-versionable-derive v0.6.2 [INFO] [stderr] Checking equator v0.4.2 [INFO] [stderr] Checking serde_spanned v0.6.9 [INFO] [stderr] Checking toml_datetime v0.6.11 [INFO] [stderr] Checking aligned-vec v0.6.4 [INFO] [stderr] Checking num-complex v0.4.6 [INFO] [stderr] Checking trybuild v1.0.111 [INFO] [stderr] Checking rmp-serde v1.3.0 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking ciborium v0.2.2 [INFO] [stderr] Checking serde_yaml v0.9.34+deprecated [INFO] [stderr] Checking toml_edit v0.22.27 [INFO] [stderr] Checking tfhe-versionable v0.6.2 (/opt/rustwide/workdir) [INFO] [stderr] Checking toml v0.8.23 [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/skip.rs:59:55 [INFO] [stdout] | [INFO] [stdout] 59 | fn upgrade(self) -> Result { [INFO] [stdout] | _______________________________________________________^ [INFO] [stdout] 60 | | let val = self.val as u64; [INFO] [stdout] 61 | | [INFO] [stdout] 62 | | Ok(MyStruct { [INFO] [stdout] ... | [INFO] [stdout] 65 | | }) [INFO] [stdout] 66 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/skip.rs:62:9 [INFO] [stdout] | [INFO] [stdout] 62 | / Ok(MyStruct { [INFO] [stdout] 63 | | val, [INFO] [stdout] 64 | | to_skip: self.to_skip, [INFO] [stdout] 65 | | }) [INFO] [stdout] | |__________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/skip.rs:69:10 [INFO] [stdout] | [INFO] [stdout] 69 | #[derive(VersionsDispatch)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the derive macro `VersionsDispatch` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tfhe-versionable` (example "skip" test) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> tests/unsized.rs:20:58 [INFO] [stdout] | [INFO] [stdout] 20 | fn upgrade(self) -> Result, Self::Error> { [INFO] [stdout] | __________________________________________________________^ [INFO] [stdout] 21 | | Ok(MyStruct { [INFO] [stdout] 22 | | attr: T::default(), [INFO] [stdout] 23 | | builtin: self.builtin, [INFO] [stdout] 24 | | }) [INFO] [stdout] 25 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> tests/unsized.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | / Ok(MyStruct { [INFO] [stdout] 22 | | attr: T::default(), [INFO] [stdout] 23 | | builtin: self.builtin, [INFO] [stdout] 24 | | }) [INFO] [stdout] | |__________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/skip.rs:59:55 [INFO] [stdout] | [INFO] [stdout] 59 | fn upgrade(self) -> Result { [INFO] [stdout] | _______________________________________________________^ [INFO] [stdout] 60 | | let val = self.val as u64; [INFO] [stdout] 61 | | [INFO] [stdout] 62 | | Ok(MyStruct { [INFO] [stdout] ... | [INFO] [stdout] 65 | | }) [INFO] [stdout] 66 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/skip.rs:62:9 [INFO] [stdout] | [INFO] [stdout] 62 | / Ok(MyStruct { [INFO] [stdout] 63 | | val, [INFO] [stdout] 64 | | to_skip: self.to_skip, [INFO] [stdout] 65 | | }) [INFO] [stdout] | |__________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/skip.rs:69:10 [INFO] [stdout] | [INFO] [stdout] 69 | #[derive(VersionsDispatch)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the derive macro `VersionsDispatch` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tfhe-versionable` (test "unsized") due to 2 previous errors [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> examples/transparent.rs:33:58 [INFO] [stdout] | [INFO] [stdout] 33 | fn upgrade(self) -> Result, Self::Error> { [INFO] [stdout] | __________________________________________________________^ [INFO] [stdout] 34 | | Ok(MyStruct { [INFO] [stdout] 35 | | attr: T::default(), [INFO] [stdout] 36 | | builtin: self.builtin, [INFO] [stdout] 37 | | }) [INFO] [stdout] 38 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> examples/transparent.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | / Ok(MyStruct { [INFO] [stdout] 35 | | attr: T::default(), [INFO] [stdout] 36 | | builtin: self.builtin, [INFO] [stdout] 37 | | }) [INFO] [stdout] | |__________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tfhe-versionable` (example "skip") due to 3 previous errors [INFO] [stderr] error: could not compile `tfhe-versionable` (example "transparent") due to 2 previous errors [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> tests/skip_enum.rs:52:53 [INFO] [stdout] | [INFO] [stdout] 52 | fn upgrade(self) -> Result { [INFO] [stdout] | _____________________________________________________^ [INFO] [stdout] 53 | | match self { [INFO] [stdout] 54 | | MyEnumV0::Var0(val) => Ok(MyEnum::Var0(val as u64)), [INFO] [stdout] 55 | | MyEnumV0::Var1(val) => Ok(MyEnum::Var1(val)), [INFO] [stdout] 56 | | } [INFO] [stdout] 57 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> tests/skip_enum.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 53 | / match self { [INFO] [stdout] 54 | | MyEnumV0::Var0(val) => Ok(MyEnum::Var0(val as u64)), [INFO] [stdout] 55 | | MyEnumV0::Var1(val) => Ok(MyEnum::Var1(val)), [INFO] [stdout] 56 | | } [INFO] [stdout] | |_________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> tests/skip_enum.rs:54:36 [INFO] [stdout] | [INFO] [stdout] 54 | MyEnumV0::Var0(val) => Ok(MyEnum::Var0(val as u64)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> tests/skip_enum.rs:55:36 [INFO] [stdout] | [INFO] [stdout] 55 | MyEnumV0::Var1(val) => Ok(MyEnum::Var1(val)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> tests/skip_enum.rs:60:10 [INFO] [stdout] | [INFO] [stdout] 60 | #[derive(VersionsDispatch)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the derive macro `VersionsDispatch` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tfhe-versionable` (test "skip_enum") due to 5 previous errors [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> examples/recursive.rs:23:63 [INFO] [stdout] | [INFO] [stdout] 23 | fn upgrade(self) -> Result, Self::Error> { [INFO] [stdout] | _______________________________________________________________^ [INFO] [stdout] 24 | | Ok(MyStructInner { [INFO] [stdout] 25 | | attr: T::default(), [INFO] [stdout] 26 | | builtin: self.builtin, [INFO] [stdout] 27 | | }) [INFO] [stdout] 28 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> examples/recursive.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | / Ok(MyStructInner { [INFO] [stdout] 25 | | attr: T::default(), [INFO] [stdout] 26 | | builtin: self.builtin, [INFO] [stdout] 27 | | }) [INFO] [stdout] | |__________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> tests/formats.rs:64:66 [INFO] [stdout] | [INFO] [stdout] 64 | fn upgrade(self) -> Result, Self::Error> { [INFO] [stdout] | __________________________________________________________________^ [INFO] [stdout] 65 | | Ok(MyStruct(self.0, T::default())) [INFO] [stdout] 66 | | } [INFO] [stdout] | |_____________^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> tests/formats.rs:65:17 [INFO] [stdout] | [INFO] [stdout] 65 | Ok(MyStruct(self.0, T::default())) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> tests/formats.rs:104:68 [INFO] [stdout] | [INFO] [stdout] 104 | fn upgrade(self) -> Result, Self::Error> { [INFO] [stdout] | ____________________________________________________________________^ [INFO] [stdout] 105 | | Ok(MyStructV1(self.0, T::default())) [INFO] [stdout] 106 | | } [INFO] [stdout] | |_____________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> tests/formats.rs:105:17 [INFO] [stdout] | [INFO] [stdout] 105 | Ok(MyStructV1(self.0, T::default())) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> tests/formats.rs:115:66 [INFO] [stdout] | [INFO] [stdout] 115 | fn upgrade(self) -> Result, Self::Error> { [INFO] [stdout] | __________________________________________________________________^ [INFO] [stdout] 116 | | Ok(MyStruct { [INFO] [stdout] 117 | | count: self.0, [INFO] [stdout] 118 | | attr: T::default(), [INFO] [stdout] 119 | | }) [INFO] [stdout] 120 | | } [INFO] [stdout] | |_____________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tfhe-versionable` (test "formats") due to 6 previous errors [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> tests/formats.rs:116:17 [INFO] [stdout] | [INFO] [stdout] 116 | / Ok(MyStruct { [INFO] [stdout] 117 | | count: self.0, [INFO] [stdout] 118 | | attr: T::default(), [INFO] [stdout] 119 | | }) [INFO] [stdout] | |__________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> examples/vec.rs:25:63 [INFO] [stdout] | [INFO] [stdout] 25 | fn upgrade(self) -> Result, Self::Error> { [INFO] [stdout] | _______________________________________________________________^ [INFO] [stdout] 26 | | Ok(MyStructInner { [INFO] [stdout] 27 | | val: self.val, [INFO] [stdout] 28 | | gen: T::default(), [INFO] [stdout] 29 | | }) [INFO] [stdout] 30 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> examples/vec.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | / Ok(MyStructInner { [INFO] [stdout] 27 | | val: self.val, [INFO] [stdout] 28 | | gen: T::default(), [INFO] [stdout] 29 | | }) [INFO] [stdout] | |__________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tfhe-versionable` (example "recursive") due to 2 previous errors [INFO] [stderr] error: could not compile `tfhe-versionable` (example "vec") due to 2 previous errors [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> examples/recursive.rs:23:63 [INFO] [stdout] | [INFO] [stdout] 23 | fn upgrade(self) -> Result, Self::Error> { [INFO] [stdout] | _______________________________________________________________^ [INFO] [stdout] 24 | | Ok(MyStructInner { [INFO] [stdout] 25 | | attr: T::default(), [INFO] [stdout] 26 | | builtin: self.builtin, [INFO] [stdout] 27 | | }) [INFO] [stdout] 28 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> examples/recursive.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | / Ok(MyStructInner { [INFO] [stdout] 25 | | attr: T::default(), [INFO] [stdout] 26 | | builtin: self.builtin, [INFO] [stdout] 27 | | }) [INFO] [stdout] | |__________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tfhe-versionable` (example "recursive" test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "3fed4c0b6261a2115eadfc911ea3656b34f5740d927bcf0fdbe9e1088eb755b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3fed4c0b6261a2115eadfc911ea3656b34f5740d927bcf0fdbe9e1088eb755b7", kill_on_drop: false }` [INFO] [stdout] 3fed4c0b6261a2115eadfc911ea3656b34f5740d927bcf0fdbe9e1088eb755b7