[INFO] fetching crate typestate 0.7.0-rc3...
[INFO] checking typestate-0.7.0-rc3 against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387
[INFO] extracting crate typestate 0.7.0-rc3 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate typestate 0.7.0-rc3 on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate typestate 0.7.0-rc3
[INFO] finished tweaking crates.io crate typestate 0.7.0-rc3
[INFO] tweaked toml for crates.io crate typestate 0.7.0-rc3 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate typestate 0.7.0-rc3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded typestate-automata v0.4.4
[INFO] [stderr]   Downloaded typestate-proc-macro v0.7.0-rc3
[INFO] [stderr]   Downloaded aquamarine v0.1.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df5cb6b9bf142449f837c177c38fd8251f0a60a9a868244f9110f5763f9f5048
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "df5cb6b9bf142449f837c177c38fd8251f0a60a9a868244f9110f5763f9f5048", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df5cb6b9bf142449f837c177c38fd8251f0a60a9a868244f9110f5763f9f5048", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df5cb6b9bf142449f837c177c38fd8251f0a60a9a868244f9110f5763f9f5048", kill_on_drop: false }`
[INFO] [stdout] df5cb6b9bf142449f837c177c38fd8251f0a60a9a868244f9110f5763f9f5048
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c714568371a3fe43d095af822b4b3f256c3e71ca5a8c625e33ae9dcff7f7f87
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1c714568371a3fe43d095af822b4b3f256c3e71ca5a8c625e33ae9dcff7f7f87", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling typestate-automata v0.4.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling darling_core v0.12.3
[INFO] [stderr]    Compiling darling_macro v0.12.3
[INFO] [stderr]    Compiling darling v0.12.3
[INFO] [stderr]    Compiling typestate-proc-macro v0.7.0-rc3
[INFO] [stderr]     Checking typestate v0.7.0-rc3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `S`
[INFO] [stdout]  --> examples/ex1.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 |     struct S {}
[INFO] [stdout]   |            ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `SmartBulb`
[INFO] [stdout]  --> examples/smart_bulb.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 |     struct SmartBulb {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Unknown`
[INFO] [stdout]   --> examples/smart_bulb.rs:24:10
[INFO] [stdout]    |
[INFO] [stdout] 24 |     enum Unknown { On, Off }
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.43s
[INFO] running `Command { std: "docker" "inspect" "1c714568371a3fe43d095af822b4b3f256c3e71ca5a8c625e33ae9dcff7f7f87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c714568371a3fe43d095af822b4b3f256c3e71ca5a8c625e33ae9dcff7f7f87", kill_on_drop: false }`
[INFO] [stdout] 1c714568371a3fe43d095af822b4b3f256c3e71ca5a8c625e33ae9dcff7f7f87