[INFO] fetching crate typestate 0.8.0-rc7...
[INFO] testing typestate-0.8.0-rc7 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate typestate 0.8.0-rc7 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate typestate 0.8.0-rc7 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate typestate 0.8.0-rc7
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate typestate 0.8.0-rc7
[INFO] tweaked toml for crates.io crate typestate 0.8.0-rc7 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate typestate 0.8.0-rc7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fb0db4ed715783767534144652fda588a1c0e3d15f213375a79bd916552d0250
[INFO] running `Command { std: "docker" "start" "-a" "fb0db4ed715783767534144652fda588a1c0e3d15f213375a79bd916552d0250", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb0db4ed715783767534144652fda588a1c0e3d15f213375a79bd916552d0250", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb0db4ed715783767534144652fda588a1c0e3d15f213375a79bd916552d0250", kill_on_drop: false }`
[INFO] [stdout] fb0db4ed715783767534144652fda588a1c0e3d15f213375a79bd916552d0250
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4334a530696385123d438abf33a5bea02a0a33f30d643129c0af3261cb003dd1
[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" "4334a530696385123d438abf33a5bea02a0a33f30d643129c0af3261cb003dd1", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling darling_core v0.13.0
[INFO] [stderr]    Compiling aquamarine v0.1.9
[INFO] [stderr]    Compiling darling_macro v0.13.0
[INFO] [stderr]    Compiling darling v0.13.0
[INFO] [stderr]    Compiling typestate-proc-macro v0.8.0-rc7
[INFO] [stderr]    Compiling typestate v0.8.0-rc7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.69s
[INFO] running `Command { std: "docker" "inspect" "4334a530696385123d438abf33a5bea02a0a33f30d643129c0af3261cb003dd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4334a530696385123d438abf33a5bea02a0a33f30d643129c0af3261cb003dd1", kill_on_drop: false }`
[INFO] [stdout] 4334a530696385123d438abf33a5bea02a0a33f30d643129c0af3261cb003dd1
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9bf9f2a88f623eb9f9af70b5ab357d5a97c833edc4aabda1698109350a72e37a
[INFO] running `Command { std: "docker" "start" "-a" "9bf9f2a88f623eb9f9af70b5ab357d5a97c833edc4aabda1698109350a72e37a", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling trybuild v1.0.42
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling dissimilar v1.0.2
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling typestate v0.8.0-rc7 (/opt/rustwide/workdir)
[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 {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bulb`
[INFO] [stdout]   --> examples/light_bulb.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let bulb = bulb.turn_off();
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_bulb`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 39.14s
[INFO] running `Command { std: "docker" "inspect" "9bf9f2a88f623eb9f9af70b5ab357d5a97c833edc4aabda1698109350a72e37a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bf9f2a88f623eb9f9af70b5ab357d5a97c833edc4aabda1698109350a72e37a", kill_on_drop: false }`
[INFO] [stdout] 9bf9f2a88f623eb9f9af70b5ab357d5a97c833edc4aabda1698109350a72e37a
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 30b7569609a3ce3ac19cbe6363d63ca3e387a0cc59557fbb087230e906dd2e0e
[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" "30b7569609a3ce3ac19cbe6363d63ca3e387a0cc59557fbb087230e906dd2e0e", kill_on_drop: false }`
[INFO] [stderr] warning: struct is never constructed: `SmartBulb`
[INFO] [stderr]  --> examples/smart_bulb.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 |     struct SmartBulb {
[INFO] [stderr]   |            ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Unknown`
[INFO] [stderr]   --> examples/smart_bulb.rs:24:10
[INFO] [stderr]    |
[INFO] [stderr] 24 |     enum Unknown {
[INFO] [stderr]    |          ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bulb`
[INFO] [stderr]   --> examples/light_bulb.rs:43:9
[INFO] [stderr]    |
[INFO] [stderr] 43 |     let bulb = bulb.turn_off();
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_bulb`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/typestate-6606e6d77e4f031a)
[INFO] [stderr]      Running tests/macro_tests.rs (/opt/rustwide/target/debug/deps/tests-0c54e24a09103d47)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests typestate
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/lib.rs - (line 106) ... ignored
[INFO] [stdout] test src/lib.rs - (line 124) ... ignored
[INFO] [stdout] test src/lib.rs - (line 169) ... ignored
[INFO] [stdout] test src/lib.rs - (line 189) ... ignored
[INFO] [stdout] test src/lib.rs - (line 37) ... ignored
[INFO] [stdout] test src/lib.rs - (line 47) ... ignored
[INFO] [stdout] test src/lib.rs - (line 54) ... ignored
[INFO] [stdout] test src/lib.rs - (line 72) ... ignored
[INFO] [stdout] test src/lib.rs - (line 80) ... ignored
[INFO] [stdout] test src/lib.rs - (line 99) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 10 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "30b7569609a3ce3ac19cbe6363d63ca3e387a0cc59557fbb087230e906dd2e0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30b7569609a3ce3ac19cbe6363d63ca3e387a0cc59557fbb087230e906dd2e0e", kill_on_drop: false }`
[INFO] [stdout] 30b7569609a3ce3ac19cbe6363d63ca3e387a0cc59557fbb087230e906dd2e0e