[INFO] cloning repository https://github.com/nikomatsakis/2022-06-15-blogpost [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nikomatsakis/2022-06-15-blogpost" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikomatsakis%2F2022-06-15-blogpost", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikomatsakis%2F2022-06-15-blogpost'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f280f91e9be03d37f273acf13502ef7dc1015db8 [INFO] testing nikomatsakis/2022-06-15-blogpost against 1.77.0 for beta-1.78-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikomatsakis%2F2022-06-15-blogpost" "/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/nikomatsakis/2022-06-15-blogpost on toolchain 1.77.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.77.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/nikomatsakis/2022-06-15-blogpost [INFO] finished tweaking git repo https://github.com/nikomatsakis/2022-06-15-blogpost [INFO] tweaked toml for git repo https://github.com/nikomatsakis/2022-06-15-blogpost written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/nikomatsakis/2022-06-15-blogpost 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" "+1.77.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] testing nikomatsakis/2022-06-15-blogpost against beta-2024-03-24 for beta-1.78-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikomatsakis%2F2022-06-15-blogpost" "/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/nikomatsakis/2022-06-15-blogpost on toolchain beta-2024-03-24 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-03-24" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/nikomatsakis/2022-06-15-blogpost [INFO] finished tweaking git repo https://github.com/nikomatsakis/2022-06-15-blogpost [INFO] tweaked toml for git repo https://github.com/nikomatsakis/2022-06-15-blogpost written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/nikomatsakis/2022-06-15-blogpost 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" "+beta-2024-03-24" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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" "+beta-2024-03-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 65b3eb179823748cd0d2b7e8c7e34b8406e840c430a4a6aeddf84e83279cf6dd [INFO] running `Command { std: "docker" "start" "-a" "65b3eb179823748cd0d2b7e8c7e34b8406e840c430a4a6aeddf84e83279cf6dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "65b3eb179823748cd0d2b7e8c7e34b8406e840c430a4a6aeddf84e83279cf6dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "65b3eb179823748cd0d2b7e8c7e34b8406e840c430a4a6aeddf84e83279cf6dd", kill_on_drop: false }` [INFO] [stdout] 65b3eb179823748cd0d2b7e8c7e34b8406e840c430a4a6aeddf84e83279cf6dd [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2024-03-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cfbca75681703087dd49c4767c804199cf4d4c95b8571ea39854ddd214ebdcad [INFO] running `Command { std: "docker" "start" "-a" "cfbca75681703087dd49c4767c804199cf4d4c95b8571ea39854ddd214ebdcad", kill_on_drop: false }` [INFO] [stderr] Compiling typed-arena v2.0.1 [INFO] [stderr] Compiling example v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.41s [INFO] running `Command { std: "docker" "inspect" "cfbca75681703087dd49c4767c804199cf4d4c95b8571ea39854ddd214ebdcad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cfbca75681703087dd49c4767c804199cf4d4c95b8571ea39854ddd214ebdcad", kill_on_drop: false }` [INFO] [stdout] cfbca75681703087dd49c4767c804199cf4d4c95b8571ea39854ddd214ebdcad [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2024-03-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2e62ee86055490f1dfae5d7cfafcdc1145b1b4c8f883bea4f6a3b23f83acfe1e [INFO] running `Command { std: "docker" "start" "-a" "2e62ee86055490f1dfae5d7cfafcdc1145b1b4c8f883bea4f6a3b23f83acfe1e", kill_on_drop: false }` [INFO] [stderr] Compiling example v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0499]: cannot borrow `*self` as mutable more than once at a time [INFO] [stdout] --> examples/d.rs:76:13 [INFO] [stdout] | [INFO] [stdout] 62 | impl<'ast> Context<'ast> { [INFO] [stdout] | ---- lifetime `'ast` defined here [INFO] [stdout] ... [INFO] [stdout] 76 | self.lower_ty(input); [INFO] [stdout] | ^^^^---------------- [INFO] [stdout] | | [INFO] [stdout] | `*self` was mutably borrowed here in the previous iteration of the loop [INFO] [stdout] | argument requires that `*self` is borrowed for `'ast` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0499]: cannot borrow `self.impl_trait_tys` as mutable more than once at a time [INFO] [stdout] --> examples/d.rs:81:26 [INFO] [stdout] | [INFO] [stdout] 62 | impl<'ast> Context<'ast> { [INFO] [stdout] | ---- lifetime `'ast` defined here [INFO] [stdout] ... [INFO] [stdout] 76 | self.lower_ty(input); [INFO] [stdout] | -------------------- [INFO] [stdout] | | [INFO] [stdout] | first mutable borrow occurs here [INFO] [stdout] | argument requires that `*self` is borrowed for `'ast` [INFO] [stdout] ... [INFO] [stdout] 81 | for trait_ref in self.impl_trait_tys.drain(len..) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ second mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0499]: cannot borrow `*self` as mutable more than once at a time [INFO] [stdout] --> examples/d.rs:85:9 [INFO] [stdout] | [INFO] [stdout] 62 | impl<'ast> Context<'ast> { [INFO] [stdout] | ---- lifetime `'ast` defined here [INFO] [stdout] ... [INFO] [stdout] 76 | self.lower_ty(input); [INFO] [stdout] | -------------------- [INFO] [stdout] | | [INFO] [stdout] | first mutable borrow occurs here [INFO] [stdout] | argument requires that `*self` is borrowed for `'ast` [INFO] [stdout] ... [INFO] [stdout] 85 | self.lower_ty(&sig.output); [INFO] [stdout] | ^^^^ second mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0502]: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stdout] --> examples/d.rs:98:17 [INFO] [stdout] | [INFO] [stdout] 62 | impl<'ast> Context<'ast> { [INFO] [stdout] | ---- lifetime `'ast` defined here [INFO] [stdout] ... [INFO] [stdout] 97 | let parameters = self.arena.alloc(parameters); [INFO] [stdout] | ---------- immutable borrow occurs here [INFO] [stdout] 98 | self.lower_angle_bracket_parameters(parameters); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | argument requires that `self.arena` is borrowed for `'ast` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0499]: cannot borrow `*self` as mutable more than once at a time [INFO] [stdout] --> examples/d.rs:112:34 [INFO] [stdout] | [INFO] [stdout] 62 | impl<'ast> Context<'ast> { [INFO] [stdout] | ---- lifetime `'ast` defined here [INFO] [stdout] ... [INFO] [stdout] 112 | let hir_ty = self.lower_ty(ty); [INFO] [stdout] | ^^^^ second mutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 116 | let hir_lifetime = self.lower_lifetime(lt); [INFO] [stdout] | ----------------------- [INFO] [stdout] | | [INFO] [stdout] | first mutable borrow occurs here [INFO] [stdout] | argument requires that `*self` is borrowed for `'ast` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0499]: cannot borrow `*self` as mutable more than once at a time [INFO] [stdout] --> examples/d.rs:116:40 [INFO] [stdout] | [INFO] [stdout] 62 | impl<'ast> Context<'ast> { [INFO] [stdout] | ---- lifetime `'ast` defined here [INFO] [stdout] ... [INFO] [stdout] 116 | let hir_lifetime = self.lower_lifetime(lt); [INFO] [stdout] | ^^^^------------------- [INFO] [stdout] | | [INFO] [stdout] | `*self` was mutably borrowed here in the previous iteration of the loop [INFO] [stdout] | argument requires that `*self` is borrowed for `'ast` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0499]: cannot borrow `*self` as mutable more than once at a time [INFO] [stdout] --> examples/d.rs:138:21 [INFO] [stdout] | [INFO] [stdout] 62 | impl<'ast> Context<'ast> { [INFO] [stdout] | ---- lifetime `'ast` defined here [INFO] [stdout] ... [INFO] [stdout] 138 | self.lower_ty(parameter); [INFO] [stdout] | ^^^^-------------------- [INFO] [stdout] | | [INFO] [stdout] | `*self` was mutably borrowed here in the previous iteration of the loop [INFO] [stdout] | argument requires that `*self` is borrowed for `'ast` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 7 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0499, E0502. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0499`. [INFO] [stdout] [INFO] [stderr] error: could not compile `example` (example "d") due to 8 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0597]: `parameters` does not live long enough [INFO] [stdout] --> examples/b.rs:92:53 [INFO] [stdout] | [INFO] [stdout] 58 | impl<'ast> Context<'ast> { [INFO] [stdout] | ---- lifetime `'ast` defined here [INFO] [stdout] ... [INFO] [stdout] 91 | let parameters: Vec<_> = types.iter().cloned().map(ast::Parameter::Ty).collect(); [INFO] [stdout] | ---------- binding `parameters` declared here [INFO] [stdout] 92 | self.lower_angle_bracket_parameters(¶meters); [INFO] [stdout] | ------------------------------------^^^^^^^^^^^- [INFO] [stdout] | | | [INFO] [stdout] | | borrowed value does not live long enough [INFO] [stdout] | argument requires that `parameters` is borrowed for `'ast` [INFO] [stdout] 93 | } [INFO] [stdout] | - `parameters` dropped here while still borrowed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0597`. [INFO] [stdout] [INFO] [stderr] error: could not compile `example` (example "b") due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "2e62ee86055490f1dfae5d7cfafcdc1145b1b4c8f883bea4f6a3b23f83acfe1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e62ee86055490f1dfae5d7cfafcdc1145b1b4c8f883bea4f6a3b23f83acfe1e", kill_on_drop: false }` [INFO] [stdout] 2e62ee86055490f1dfae5d7cfafcdc1145b1b4c8f883bea4f6a3b23f83acfe1e