[INFO] cloning repository https://github.com/jpmonettas/flowstorm-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jpmonettas/flowstorm-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjpmonettas%2Fflowstorm-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjpmonettas%2Fflowstorm-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 08c038b14d719d1233ef2978f150561e82aebebd
[INFO] checking jpmonettas/flowstorm-rust against master#1ab98933fa75d72e882b86feac1a0be3a5b02cb0 for pr-83850
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjpmonettas%2Fflowstorm-rust" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jpmonettas/flowstorm-rust on toolchain 1ab98933fa75d72e882b86feac1a0be3a5b02cb0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1ab98933fa75d72e882b86feac1a0be3a5b02cb0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jpmonettas/flowstorm-rust
[INFO] finished tweaking git repo https://github.com/jpmonettas/flowstorm-rust
[INFO] tweaked toml for git repo https://github.com/jpmonettas/flowstorm-rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/jpmonettas/flowstorm-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1ab98933fa75d72e882b86feac1a0be3a5b02cb0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded epi v0.16.0
[INFO] [stderr]   Downloaded emath v0.16.0
[INFO] [stderr]   Downloaded wayland-egl v0.29.1
[INFO] [stderr]   Downloaded nix v0.22.0
[INFO] [stderr]   Downloaded egui-winit v0.16.0
[INFO] [stderr]   Downloaded egui_web v0.16.0
[INFO] [stderr]   Downloaded egui_glow v0.16.0
[INFO] [stderr]   Downloaded eframe v0.16.0
[INFO] [stderr]   Downloaded tungstenite v0.16.0
[INFO] [stderr]   Downloaded egui v0.16.1
[INFO] [stderr]   Downloaded epaint v0.16.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+1ab98933fa75d72e882b86feac1a0be3a5b02cb0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5dcb4cacf4b2d52f3399479e1cfac76e91d5e29708c2cd827f32b970a2bd256f
[INFO] running `Command { std: "docker" "start" "-a" "5dcb4cacf4b2d52f3399479e1cfac76e91d5e29708c2cd827f32b970a2bd256f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5dcb4cacf4b2d52f3399479e1cfac76e91d5e29708c2cd827f32b970a2bd256f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dcb4cacf4b2d52f3399479e1cfac76e91d5e29708c2cd827f32b970a2bd256f", kill_on_drop: false }`
[INFO] [stdout] 5dcb4cacf4b2d52f3399479e1cfac76e91d5e29708c2cd827f32b970a2bd256f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+1ab98933fa75d72e882b86feac1a0be3a5b02cb0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56a5849b583c31bc7bb50c8a6fd1e3ba55ae2025f942ab1e341f1e8c5c45341a
[INFO] running `Command { std: "docker" "start" "-a" "56a5849b583c31bc7bb50c8a6fd1e3ba55ae2025f942ab1e341f1e8c5c45341a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.105
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling pkg-config v0.3.22
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking ttf-parser v0.12.3
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.4
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]     Checking emath v0.16.0
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]    Compiling winit v0.26.1
[INFO] [stderr]     Checking atomic_refcell v0.1.8
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]     Checking ppv-lite86 v0.2.15
[INFO] [stderr]     Checking webbrowser v0.5.5
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking glow v0.11.2
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking cpufeatures v0.2.1
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]     Checking libloading v0.7.2
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking raw-window-handle v0.4.2
[INFO] [stderr]     Checking owned_ttf_parser v0.12.1
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking ab_glyph v0.2.11
[INFO] [stderr]     Checking http v0.2.5
[INFO] [stderr]    Compiling wayland-sys v0.29.1
[INFO] [stderr]    Compiling smithay-client-toolkit v0.15.2
[INFO] [stderr]    Compiling x11-dl v2.19.1
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling quick-xml v0.22.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.5
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking memmap2 v0.3.1
[INFO] [stderr]     Checking mio v0.8.0
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]    Compiling wayland-scanner v0.29.1
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking nix v0.22.0
[INFO] [stderr]     Checking epaint v0.16.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking xcursor v0.3.4
[INFO] [stderr]    Compiling wayland-client v0.29.1
[INFO] [stderr]    Compiling wayland-protocols v0.29.1
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling xcb v0.10.1
[INFO] [stderr]     Checking egui v0.16.1
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking epi v0.16.0
[INFO] [stderr]     Checking wayland-commons v0.29.1
[INFO] [stderr]     Checking calloop v0.9.3
[INFO] [stderr]     Checking x11-clipboard v0.5.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking wayland-cursor v0.29.1
[INFO] [stderr]     Checking wayland-egl v0.29.1
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking tungstenite v0.16.0
[INFO] [stderr]     Checking smithay-clipboard v0.6.5
[INFO] [stderr]     Checking copypasta v0.7.1
[INFO] [stderr]     Checking glutin v0.28.0
[INFO] [stderr]     Checking egui-winit v0.16.0
[INFO] [stderr]     Checking egui_glow v0.16.0
[INFO] [stderr]     Checking eframe v0.16.0
[INFO] [stderr]     Checking flowstorm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `ExecTrace`, `FnCallTrace`
[INFO] [stdout]  --> src/util_types.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::state::{ExecTrace, FnCallTrace, Form, FormId};
[INFO] [stdout]   |                    ^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::lisp_reader`
[INFO] [stdout]  --> src/views.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::lisp_reader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/views.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]   --> src/views.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::rc::Rc;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ExecTrace`, `FnCallTrace`
[INFO] [stdout]  --> src/util_types.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::state::{ExecTrace, FnCallTrace, Form, FormId};
[INFO] [stdout]   |                    ^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::state::ExprTrace`
[INFO] [stdout]    --> src/util_types.rs:136:9
[INFO] [stdout]     |
[INFO] [stdout] 136 |     use crate::state::ExprTrace;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::lisp_reader`
[INFO] [stdout]  --> src/views.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::lisp_reader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/views.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]   --> src/views.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::rc::Rc;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.09s
[INFO] running `Command { std: "docker" "inspect" "56a5849b583c31bc7bb50c8a6fd1e3ba55ae2025f942ab1e341f1e8c5c45341a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56a5849b583c31bc7bb50c8a6fd1e3ba55ae2025f942ab1e341f1e8c5c45341a", kill_on_drop: false }`
[INFO] [stdout] 56a5849b583c31bc7bb50c8a6fd1e3ba55ae2025f942ab1e341f1e8c5c45341a