[INFO] cloning repository https://github.com/gabribribribri/whitecosmos [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gabribribribri/whitecosmos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabribribribri%2Fwhitecosmos", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabribribribri%2Fwhitecosmos'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c41b58f53c08a75a1a5c3f0db04932e180d190ab [INFO] checking gabribribribri/whitecosmos against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabribribribri%2Fwhitecosmos" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/gabribribribri/whitecosmos [INFO] finished tweaking git repo https://github.com/gabribribribri/whitecosmos [INFO] tweaked toml for git repo https://github.com/gabribribribri/whitecosmos written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/gabribribribri/whitecosmos 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 git repo https://github.com/gabribribribri/whitecosmos 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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7e9d0da74b1ac1fc656efbb8398d0130be4e70f97b77fe6517d6949a6d24479c [INFO] running `Command { std: "docker" "start" "-a" "7e9d0da74b1ac1fc656efbb8398d0130be4e70f97b77fe6517d6949a6d24479c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7e9d0da74b1ac1fc656efbb8398d0130be4e70f97b77fe6517d6949a6d24479c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e9d0da74b1ac1fc656efbb8398d0130be4e70f97b77fe6517d6949a6d24479c", kill_on_drop: false }` [INFO] [stdout] 7e9d0da74b1ac1fc656efbb8398d0130be4e70f97b77fe6517d6949a6d24479c [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 -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] f0bab9f3a40089988488d791c754e80e92b7538c6224122202e6fe071cfbe35f [INFO] running `Command { std: "docker" "start" "-a" "f0bab9f3a40089988488d791c754e80e92b7538c6224122202e6fe071cfbe35f", kill_on_drop: false }` [INFO] [stderr] Checking whitecosmos v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `stat` [INFO] [stdout] --> src/direct_runtime.rs:64:34 [INFO] [stdout] | [INFO] [stdout] 64 | fn run_arithmetic(&mut self, stat: StatementArithmetic) -> RuntimeResultArithmetic { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_stat` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stat` [INFO] [stdout] --> src/direct_runtime.rs:68:35 [INFO] [stdout] | [INFO] [stdout] 68 | fn run_heap_access(&mut self, stat: StatementHeapAccess) -> RuntimeResultHeapAccess { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_stat` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: ControlFlow, RuntimeReport> [INFO] [stdout] --> src/direct_runtime.rs:28:39 [INFO] [stdout] | [INFO] [stdout] 28 | FlowCtrl(stat_fwcl) => Ok(self.run_flow_ctrl(stat_fwcl)?), [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] --> src/direct_runtime.rs:28:39 [INFO] [stdout] | [INFO] [stdout] 28 | FlowCtrl(stat_fwcl) => Ok(self.run_flow_ctrl(stat_fwcl)?), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: ControlFlow, RuntimeReport> [INFO] [stdout] --> src/direct_runtime.rs:30:39 [INFO] [stdout] | [INFO] [stdout] 30 | Arithmetic(stat_ac) => Ok(self.run_arithmetic(stat_ac)?), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/direct_runtime.rs:30:39 [INFO] [stdout] | [INFO] [stdout] 30 | Arithmetic(stat_ac) => Ok(self.run_arithmetic(stat_ac)?), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: ControlFlow, RuntimeReport> [INFO] [stdout] --> src/direct_runtime.rs:31:41 [INFO] [stdout] | [INFO] [stdout] 31 | HeapAccess(stat_hpas) => Ok(self.run_heap_access(stat_hpas)?), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/direct_runtime.rs:31:41 [INFO] [stdout] | [INFO] [stdout] 31 | HeapAccess(stat_hpas) => Ok(self.run_heap_access(stat_hpas)?), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/direct_runtime.rs:45:83 [INFO] [stdout] | [INFO] [stdout] 45 | fn run_flow_ctrl(&mut self, stat: StatementFlowCtrl) -> RuntimeResultFlowCtrl { [INFO] [stdout] | ___________________________________________________________________________________^ [INFO] [stdout] 46 | | use StatementFlowCtrl::*; [INFO] [stdout] 47 | | match stat { [INFO] [stdout] 48 | | EndProgram => Ok(RuntimeReport::EndProgram), [INFO] [stdout] 49 | | } [INFO] [stdout] 50 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/direct_runtime.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | / match stat { [INFO] [stdout] 48 | | EndProgram => Ok(RuntimeReport::EndProgram), [INFO] [stdout] 49 | | } [INFO] [stdout] | |_________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/direct_runtime.rs:48:27 [INFO] [stdout] | [INFO] [stdout] 48 | EndProgram => Ok(RuntimeReport::EndProgram), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/direct_runtime.rs:64:88 [INFO] [stdout] | [INFO] [stdout] 64 | fn run_arithmetic(&mut self, stat: StatementArithmetic) -> RuntimeResultArithmetic { [INFO] [stdout] | ________________________________________________________________________________________^ [INFO] [stdout] 65 | | todo!() [INFO] [stdout] 66 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/direct_runtime.rs:68:89 [INFO] [stdout] | [INFO] [stdout] 68 | fn run_heap_access(&mut self, stat: StatementHeapAccess) -> RuntimeResultHeapAccess { [INFO] [stdout] | _________________________________________________________________________________________^ [INFO] [stdout] 69 | | todo!() [INFO] [stdout] 70 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `whitecosmos` (bin "whitecosmos") due to 11 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused variable: `stat` [INFO] [stdout] --> src/direct_runtime.rs:64:34 [INFO] [stdout] | [INFO] [stdout] 64 | fn run_arithmetic(&mut self, stat: StatementArithmetic) -> RuntimeResultArithmetic { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_stat` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stat` [INFO] [stdout] --> src/direct_runtime.rs:68:35 [INFO] [stdout] | [INFO] [stdout] 68 | fn run_heap_access(&mut self, stat: StatementHeapAccess) -> RuntimeResultHeapAccess { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_stat` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: ControlFlow, RuntimeReport> [INFO] [stdout] --> src/direct_runtime.rs:28:39 [INFO] [stdout] | [INFO] [stdout] 28 | FlowCtrl(stat_fwcl) => Ok(self.run_flow_ctrl(stat_fwcl)?), [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] --> src/direct_runtime.rs:28:39 [INFO] [stdout] | [INFO] [stdout] 28 | FlowCtrl(stat_fwcl) => Ok(self.run_flow_ctrl(stat_fwcl)?), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: ControlFlow, RuntimeReport> [INFO] [stdout] --> src/direct_runtime.rs:30:39 [INFO] [stdout] | [INFO] [stdout] 30 | Arithmetic(stat_ac) => Ok(self.run_arithmetic(stat_ac)?), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/direct_runtime.rs:30:39 [INFO] [stdout] | [INFO] [stdout] 30 | Arithmetic(stat_ac) => Ok(self.run_arithmetic(stat_ac)?), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: ControlFlow, RuntimeReport> [INFO] [stdout] --> src/direct_runtime.rs:31:41 [INFO] [stdout] | [INFO] [stdout] 31 | HeapAccess(stat_hpas) => Ok(self.run_heap_access(stat_hpas)?), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/direct_runtime.rs:31:41 [INFO] [stdout] | [INFO] [stdout] 31 | HeapAccess(stat_hpas) => Ok(self.run_heap_access(stat_hpas)?), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/direct_runtime.rs:45:83 [INFO] [stdout] | [INFO] [stdout] 45 | fn run_flow_ctrl(&mut self, stat: StatementFlowCtrl) -> RuntimeResultFlowCtrl { [INFO] [stdout] | ___________________________________________________________________________________^ [INFO] [stdout] 46 | | use StatementFlowCtrl::*; [INFO] [stdout] 47 | | match stat { [INFO] [stdout] 48 | | EndProgram => Ok(RuntimeReport::EndProgram), [INFO] [stdout] 49 | | } [INFO] [stdout] 50 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/direct_runtime.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | / match stat { [INFO] [stdout] 48 | | EndProgram => Ok(RuntimeReport::EndProgram), [INFO] [stdout] 49 | | } [INFO] [stdout] | |_________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/direct_runtime.rs:48:27 [INFO] [stdout] | [INFO] [stdout] 48 | EndProgram => Ok(RuntimeReport::EndProgram), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/direct_runtime.rs:64:88 [INFO] [stdout] | [INFO] [stdout] 64 | fn run_arithmetic(&mut self, stat: StatementArithmetic) -> RuntimeResultArithmetic { [INFO] [stdout] | ________________________________________________________________________________________^ [INFO] [stdout] 65 | | todo!() [INFO] [stdout] 66 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/direct_runtime.rs:68:89 [INFO] [stdout] | [INFO] [stdout] 68 | fn run_heap_access(&mut self, stat: StatementHeapAccess) -> RuntimeResultHeapAccess { [INFO] [stdout] | _________________________________________________________________________________________^ [INFO] [stdout] 69 | | todo!() [INFO] [stdout] 70 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `whitecosmos` (bin "whitecosmos" test) due to 11 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "f0bab9f3a40089988488d791c754e80e92b7538c6224122202e6fe071cfbe35f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f0bab9f3a40089988488d791c754e80e92b7538c6224122202e6fe071cfbe35f", kill_on_drop: false }` [INFO] [stdout] f0bab9f3a40089988488d791c754e80e92b7538c6224122202e6fe071cfbe35f