[INFO] fetching crate typestate 0.9.0-rc2...
[INFO] testing typestate-0.9.0-rc2 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate typestate 0.9.0-rc2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate typestate 0.9.0-rc2 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate typestate 0.9.0-rc2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate typestate 0.9.0-rc2
[INFO] tweaked toml for crates.io crate typestate 0.9.0-rc2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate typestate 0.9.0-rc2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e415dfcccc39cc767ab11f1961c7b58244314f2ebeabacb69e872a33a51b331a
[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" "e415dfcccc39cc767ab11f1961c7b58244314f2ebeabacb69e872a33a51b331a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e415dfcccc39cc767ab11f1961c7b58244314f2ebeabacb69e872a33a51b331a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e415dfcccc39cc767ab11f1961c7b58244314f2ebeabacb69e872a33a51b331a", kill_on_drop: false }`
[INFO] [stdout] e415dfcccc39cc767ab11f1961c7b58244314f2ebeabacb69e872a33a51b331a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e602e20eb254efa751d2809618dc90a1c0e5de7791db2b31a5959b4675bc2af0
[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" "e602e20eb254efa751d2809618dc90a1c0e5de7791db2b31a5959b4675bc2af0", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[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 v0.9.0-rc2
[INFO] [stderr]    Compiling typestate v0.9.0-rc2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.74s
[INFO] running `Command { std: "docker" "inspect" "e602e20eb254efa751d2809618dc90a1c0e5de7791db2b31a5959b4675bc2af0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e602e20eb254efa751d2809618dc90a1c0e5de7791db2b31a5959b4675bc2af0", kill_on_drop: false }`
[INFO] [stdout] e602e20eb254efa751d2809618dc90a1c0e5de7791db2b31a5959b4675bc2af0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7306e7847b9249b6e82450028c59d7ee9491848878bf1bde43b00e93e91c92f3
[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" "7306e7847b9249b6e82450028c59d7ee9491848878bf1bde43b00e93e91c92f3", 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 rustversion v1.0.5
[INFO] [stderr]    Compiling trybuild v1.0.42
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling dissimilar v1.0.2
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling typestate v0.9.0-rc2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `Player`
[INFO] [stdout]  --> examples/lifetime_automata.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 |     struct Player {}
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> examples/lifetime_automata.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |         name: &'name str
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> examples/lifetime_automata.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |         name: &'name str
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `PlayerLifeState`
[INFO] [stdout]   --> examples/lifetime_automata.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 |     enum PlayerLifeState {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[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 {
[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: 4 warnings emitted
[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 41.71s
[INFO] running `Command { std: "docker" "inspect" "7306e7847b9249b6e82450028c59d7ee9491848878bf1bde43b00e93e91c92f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7306e7847b9249b6e82450028c59d7ee9491848878bf1bde43b00e93e91c92f3", kill_on_drop: false }`
[INFO] [stdout] 7306e7847b9249b6e82450028c59d7ee9491848878bf1bde43b00e93e91c92f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", 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] 3459a72d0fb1ee97f48e9f44224abc9de7f3b07bc072e3e031c7a252f1732712
[INFO] running `Command { std: "docker" "start" "-a" "3459a72d0fb1ee97f48e9f44224abc9de7f3b07bc072e3e031c7a252f1732712", 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: struct is never constructed: `Player`
[INFO] [stderr]  --> examples/lifetime_automata.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 |     struct Player {}
[INFO] [stderr]   |            ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `name`
[INFO] [stderr]   --> examples/lifetime_automata.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |         name: &'name str
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `name`
[INFO] [stderr]   --> examples/lifetime_automata.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |         name: &'name str
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `PlayerLifeState`
[INFO] [stderr]   --> examples/lifetime_automata.rs:18:10
[INFO] [stderr]    |
[INFO] [stderr] 18 |     enum PlayerLifeState {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^
[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: `typestate` (example "smart_bulb") generated 2 warnings
[INFO] [stderr] warning: `typestate` (example "lifetime_automata") generated 4 warnings
[INFO] [stderr] warning: `typestate` (example "light_bulb") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/typestate-b4a4f9ae2575219f)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/macro_tests.rs (/opt/rustwide/target/debug/deps/tests-4475fd6a4e291445)
[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 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 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" "3459a72d0fb1ee97f48e9f44224abc9de7f3b07bc072e3e031c7a252f1732712", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3459a72d0fb1ee97f48e9f44224abc9de7f3b07bc072e3e031c7a252f1732712", kill_on_drop: false }`
[INFO] [stdout] 3459a72d0fb1ee97f48e9f44224abc9de7f3b07bc072e3e031c7a252f1732712