[INFO] fetching crate ticketed_lock 0.2.0...
[INFO] checking ticketed_lock-0.2.0 against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] extracting crate ticketed_lock 0.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate ticketed_lock 0.2.0 on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ticketed_lock 0.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate ticketed_lock 0.2.0
[INFO] tweaked toml for crates.io crate ticketed_lock 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76d5213350c004584beb581256cbc46b2a68e804378194a0e1d8af201f35bfbb
[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" "76d5213350c004584beb581256cbc46b2a68e804378194a0e1d8af201f35bfbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76d5213350c004584beb581256cbc46b2a68e804378194a0e1d8af201f35bfbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76d5213350c004584beb581256cbc46b2a68e804378194a0e1d8af201f35bfbb", kill_on_drop: false }`
[INFO] [stdout] 76d5213350c004584beb581256cbc46b2a68e804378194a0e1d8af201f35bfbb
[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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f73e38d704674fe2d94ede8e998dfd6561162dd190dc0e9390d540ac7cfcbc7f
[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" "f73e38d704674fe2d94ede8e998dfd6561162dd190dc0e9390d540ac7cfcbc7f", kill_on_drop: false }`
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking ticketed_lock v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/lib.rs:174:25
[INFO] [stdout]     |
[INFO] [stdout] 174 |             Ok(data) => unsafe{ data.into_inner() },
[INFO] [stdout]     |                         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/lib.rs:174:25
[INFO] [stdout]     |
[INFO] [stdout] 174 |             Ok(data) => unsafe{ data.into_inner() },
[INFO] [stdout]     |                         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `wait` found for struct `ticketed_lock::WriteTicket<u8>` in the current scope
[INFO] [stdout]    --> examples/order.rs:16:28
[INFO] [stdout]     |
[INFO] [stdout] 16  |         let mut guard = t3.wait();
[INFO] [stdout]     |                            ^^^^ method not found in `ticketed_lock::WriteTicket<u8>`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.29/src/future/mod.rs:297:8
[INFO] [stdout]     |
[INFO] [stdout] 297 |     fn wait(self) -> result::Result<Self::Item, Self::Error>
[INFO] [stdout]     |        ---- the method is available for `std::boxed::Box<ticketed_lock::WriteTicket<u8>>` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 4   | use futures::future::Future;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `wait` found for struct `ticketed_lock::ReadTicket<u8>` in the current scope
[INFO] [stdout]    --> examples/order.rs:21:24
[INFO] [stdout]     |
[INFO] [stdout] 21  |         let guard = t2.wait();
[INFO] [stdout]     |                        ^^^^ method not found in `ticketed_lock::ReadTicket<u8>`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.29/src/future/mod.rs:297:8
[INFO] [stdout]     |
[INFO] [stdout] 297 |     fn wait(self) -> result::Result<Self::Item, Self::Error>
[INFO] [stdout]     |        ---- the method is available for `std::boxed::Box<ticketed_lock::ReadTicket<u8>>` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 4   | use futures::future::Future;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `wait` found for struct `ticketed_lock::ReadTicket<u8>` in the current scope
[INFO] [stdout]    --> examples/order.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |         let guard = t1.wait();
[INFO] [stdout]     |                        ^^^^ method not found in `ticketed_lock::ReadTicket<u8>`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.29/src/future/mod.rs:297:8
[INFO] [stdout]     |
[INFO] [stdout] 297 |     fn wait(self) -> result::Result<Self::Item, Self::Error>
[INFO] [stdout]     |        ---- the method is available for `std::boxed::Box<ticketed_lock::ReadTicket<u8>>` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 4   | use futures::future::Future;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ticketed_lock`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "f73e38d704674fe2d94ede8e998dfd6561162dd190dc0e9390d540ac7cfcbc7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f73e38d704674fe2d94ede8e998dfd6561162dd190dc0e9390d540ac7cfcbc7f", kill_on_drop: false }`
[INFO] [stdout] f73e38d704674fe2d94ede8e998dfd6561162dd190dc0e9390d540ac7cfcbc7f