[INFO] cloning repository https://github.com/playXE/waffle-scheme [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/playXE/waffle-scheme" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FplayXE%2Fwaffle-scheme", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FplayXE%2Fwaffle-scheme'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6662a260c4af7ac26914de76f9dd45eb8e805836 [INFO] checking playXE/waffle-scheme against try#23ffd2897cbb44320ca18dfe4d05dbacb37d55e0 for pr-115950 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FplayXE%2Fwaffle-scheme" "/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/playXE/waffle-scheme on toolchain 23ffd2897cbb44320ca18dfe4d05dbacb37d55e0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/playXE/waffle-scheme [INFO] finished tweaking git repo https://github.com/playXE/waffle-scheme [INFO] tweaked toml for git repo https://github.com/playXE/waffle-scheme written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/playXE/waffle-scheme 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" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 71a85943c10565611090b58e40cd4d970194791525c8582ce8422daba390d452 [INFO] running `Command { std: "docker" "start" "-a" "71a85943c10565611090b58e40cd4d970194791525c8582ce8422daba390d452", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "71a85943c10565611090b58e40cd4d970194791525c8582ce8422daba390d452", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71a85943c10565611090b58e40cd4d970194791525c8582ce8422daba390d452", kill_on_drop: false }` [INFO] [stdout] 71a85943c10565611090b58e40cd4d970194791525c8582ce8422daba390d452 [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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6ad65d634f2621d823aab436d7b43df7ed019892c1dc5db2fc2f8d6461da324b [INFO] running `Command { std: "docker" "start" "-a" "6ad65d634f2621d823aab436d7b43df7ed019892c1dc5db2fc2f8d6461da324b", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling semver v1.0.6 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling libc v0.2.119 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Compiling waffle v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking mopa v0.2.2 [INFO] [stderr] Compiling paste v1.0.6 [INFO] [stderr] Compiling indexmap v1.8.0 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Compiling memx v0.1.20 [INFO] [stderr] Compiling lexpr-macros v0.2.1 [INFO] [stderr] Checking lexpr v0.2.6 [INFO] [stderr] Compiling modular-bitfield-impl v0.11.2 [INFO] [stderr] Checking modular-bitfield v0.11.2 [INFO] [stdout] warning: the feature `const_fn_fn_ptr_basics` has been stable since 1.61.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | const_fn_fn_ptr_basics, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `const_ptr_offset_from` has been stable since 1.65.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | const_ptr_offset_from, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `const_fn_fn_ptr_basics` has been stable since 1.61.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | const_fn_fn_ptr_basics, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `const_ptr_offset_from` has been stable since 1.65.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | const_ptr_offset_from, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/gc/allocator.rs:481:13 [INFO] [stdout] | [INFO] [stdout] 481 | let mut free_pages = base.cast::(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/gc/allocator.rs:481:13 [INFO] [stdout] | [INFO] [stdout] 481 | let mut free_pages = base.cast::(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/hash.rs:134:17 [INFO] [stdout] | [INFO] [stdout] 134 | let mut prevnode = null_mut::(); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/hash.rs:134:17 [INFO] [stdout] | [INFO] [stdout] 134 | let mut prevnode = null_mut::(); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0499]: cannot borrow `*self` as mutable more than once at a time [INFO] [stdout] --> src/vm.rs:1291:9 [INFO] [stdout] | [INFO] [stdout] 1290 | let cjmp = self.cjump(false); [INFO] [stdout] | ---- first mutable borrow occurs here [INFO] [stdout] 1291 | self.compile(then, state)?; [INFO] [stdout] | ^^^^ second mutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 1297 | } [INFO] [stdout] | - first borrow might be used here, when `cjmp` is dropped and runs the destructor for type `impl for<'a> FnOnce(&'a mut Gc)` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0499]: cannot borrow `*self` as mutable more than once at a time [INFO] [stdout] --> src/vm.rs:1292:19 [INFO] [stdout] | [INFO] [stdout] 1290 | let cjmp = self.cjump(false); [INFO] [stdout] | ---- first mutable borrow occurs here [INFO] [stdout] 1291 | self.compile(then, state)?; [INFO] [stdout] 1292 | let jmp = self.jump(); [INFO] [stdout] | ^^^^ second mutable borrow occurs here [INFO] [stdout] 1293 | cjmp(self); [INFO] [stdout] | ---- first borrow later used here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0499]: cannot borrow `*self` as mutable more than once at a time [INFO] [stdout] --> src/vm.rs:1293:14 [INFO] [stdout] | [INFO] [stdout] 1290 | let cjmp = self.cjump(false); [INFO] [stdout] | ---- first mutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 1293 | cjmp(self); [INFO] [stdout] | ---- ^^^^ second mutable borrow occurs here [INFO] [stdout] | | [INFO] [stdout] | first borrow later used by call [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0499]: cannot borrow `*self` as mutable more than once at a time [INFO] [stdout] --> src/vm.rs:1294:9 [INFO] [stdout] | [INFO] [stdout] 1292 | let jmp = self.jump(); [INFO] [stdout] | ---- first mutable borrow occurs here [INFO] [stdout] 1293 | cjmp(self); [INFO] [stdout] 1294 | self.compile(else_, state)?; [INFO] [stdout] | ^^^^ second mutable borrow occurs here [INFO] [stdout] 1295 | jmp(self); [INFO] [stdout] | --- first borrow later used here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0499]: cannot borrow `*self` as mutable more than once at a time [INFO] [stdout] --> src/vm.rs:1295:13 [INFO] [stdout] | [INFO] [stdout] 1292 | let jmp = self.jump(); [INFO] [stdout] | ---- first mutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 1295 | jmp(self); [INFO] [stdout] | --- ^^^^ second mutable borrow occurs here [INFO] [stdout] | | [INFO] [stdout] | first borrow later used by call [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `other_env` [INFO] [stdout] --> src/vm.rs:1313:17 [INFO] [stdout] | [INFO] [stdout] 1313 | let mut other_env = function [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_other_env` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/vm.rs:1313:13 [INFO] [stdout] | [INFO] [stdout] 1313 | let mut other_env = function [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0499]: cannot borrow `*self` as mutable more than once at a time [INFO] [stdout] --> src/vm.rs:1291:9 [INFO] [stdout] | [INFO] [stdout] 1290 | let cjmp = self.cjump(false); [INFO] [stdout] | ---- first mutable borrow occurs here [INFO] [stdout] 1291 | self.compile(then, state)?; [INFO] [stdout] | ^^^^ second mutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 1297 | } [INFO] [stdout] | - first borrow might be used here, when `cjmp` is dropped and runs the destructor for type `impl for<'a> FnOnce(&'a mut Gc)` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0499]: cannot borrow `*self` as mutable more than once at a time [INFO] [stdout] --> src/vm.rs:1292:19 [INFO] [stdout] | [INFO] [stdout] 1290 | let cjmp = self.cjump(false); [INFO] [stdout] | ---- first mutable borrow occurs here [INFO] [stdout] 1291 | self.compile(then, state)?; [INFO] [stdout] 1292 | let jmp = self.jump(); [INFO] [stdout] | ^^^^ second mutable borrow occurs here [INFO] [stdout] 1293 | cjmp(self); [INFO] [stdout] | ---- first borrow later used here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0499]: cannot borrow `*self` as mutable more than once at a time [INFO] [stdout] --> src/vm.rs:1293:14 [INFO] [stdout] | [INFO] [stdout] 1290 | let cjmp = self.cjump(false); [INFO] [stdout] | ---- first mutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 1293 | cjmp(self); [INFO] [stdout] | ---- ^^^^ second mutable borrow occurs here [INFO] [stdout] | | [INFO] [stdout] | first borrow later used by call [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0499]: cannot borrow `*self` as mutable more than once at a time [INFO] [stdout] --> src/vm.rs:1294:9 [INFO] [stdout] | [INFO] [stdout] 1292 | let jmp = self.jump(); [INFO] [stdout] | ---- first mutable borrow occurs here [INFO] [stdout] 1293 | cjmp(self); [INFO] [stdout] 1294 | self.compile(else_, state)?; [INFO] [stdout] | ^^^^ second mutable borrow occurs here [INFO] [stdout] 1295 | jmp(self); [INFO] [stdout] | --- first borrow later used here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0499]: cannot borrow `*self` as mutable more than once at a time [INFO] [stdout] --> src/vm.rs:1295:13 [INFO] [stdout] | [INFO] [stdout] 1292 | let jmp = self.jump(); [INFO] [stdout] | ---- first mutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 1295 | jmp(self); [INFO] [stdout] | --- ^^^^ second mutable borrow occurs here [INFO] [stdout] | | [INFO] [stdout] | first borrow later used by call [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `other_env` [INFO] [stdout] --> src/vm.rs:1313:17 [INFO] [stdout] | [INFO] [stdout] 1313 | let mut other_env = function [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_other_env` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/vm.rs:1313:13 [INFO] [stdout] | [INFO] [stdout] 1313 | let mut other_env = function [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors; 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0499`. [INFO] [stdout] [INFO] [stderr] error: could not compile `waffle` (lib test) due to 6 previous errors; 6 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 5 previous errors; 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0499`. [INFO] [stdout] [INFO] [stderr] error: could not compile `waffle` (lib) due to 6 previous errors; 6 warnings emitted [INFO] running `Command { std: "docker" "inspect" "6ad65d634f2621d823aab436d7b43df7ed019892c1dc5db2fc2f8d6461da324b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ad65d634f2621d823aab436d7b43df7ed019892c1dc5db2fc2f8d6461da324b", kill_on_drop: false }` [INFO] [stdout] 6ad65d634f2621d823aab436d7b43df7ed019892c1dc5db2fc2f8d6461da324b