[INFO] fetching crate xrandr 0.1.0...
[INFO] testing xrandr-0.1.0 against 1.52.1 for beta-1.53-1
[INFO] extracting crate xrandr 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate xrandr 0.1.0 on toolchain 1.52.1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xrandr 0.1.0
[INFO] finished tweaking crates.io crate xrandr 0.1.0
[INFO] tweaked toml for crates.io crate xrandr 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "fetch" "--locked" "--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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.52.1" "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] 742ed370591df8f18775317ba553aa032f0a3bc9c1a5dcc04ec4b730a30b2789
[INFO] running `Command { std: "docker" "start" "-a" "742ed370591df8f18775317ba553aa032f0a3bc9c1a5dcc04ec4b730a30b2789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "742ed370591df8f18775317ba553aa032f0a3bc9c1a5dcc04ec4b730a30b2789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "742ed370591df8f18775317ba553aa032f0a3bc9c1a5dcc04ec4b730a30b2789", kill_on_drop: false }`
[INFO] [stdout] 742ed370591df8f18775317ba553aa032f0a3bc9c1a5dcc04ec4b730a30b2789
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "+1.52.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3515fe79bf37e0547bb8e15a98dd67d2a1a817e9d7f56a9fcdbb230291b43a3f
[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" "3515fe79bf37e0547bb8e15a98dd67d2a1a817e9d7f56a9fcdbb230291b43a3f", kill_on_drop: false }`
[INFO] [stderr] Compiling x11 v2.18.2
[INFO] [stderr] Compiling xrandr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0515]: cannot return value referencing temporary value
[INFO] [stdout] --> src/lib.rs:166:9
[INFO] [stdout] |
[INFO] [stdout] 159 | / ptr::NonNull::new(xrandr::XRRGetScreenResources(
[INFO] [stdout] 160 | | self.sys.as_ptr(),
[INFO] [stdout] 161 | | self.root(),
[INFO] [stdout] 162 | | ))
[INFO] [stdout] 163 | | .ok_or(XrandrError::GetResources)?
[INFO] [stdout] | |______________________________________________- temporary value created here
[INFO] [stdout] ...
[INFO] [stdout] 166 | Ok(res)
[INFO] [stdout] | ^^^^^^^ returns a value referencing data owned by the current function
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout] --> src/output/mod.rs:21:13
[INFO] [stdout] |
[INFO] [stdout] 21 | / ptr::NonNull::new(xrandr::XRRGetOutputInfo(
[INFO] [stdout] 22 | | handle.sys.as_ptr(),
[INFO] [stdout] 23 | | handle.res()?,
[INFO] [stdout] 24 | | xid,
[INFO] [stdout] 25 | | ))
[INFO] [stdout] 26 | | .ok_or(XrandrError::GetOutputInfo(xid))?
[INFO] [stdout] | |____________________________________________________^ creates a temporary which is freed while still in use
[INFO] [stdout] 27 | .as_ref()
[INFO] [stdout] 28 | };
[INFO] [stdout] | - temporary value is freed at the end of this statement
[INFO] [stdout] 29 |
[INFO] [stdout] 30 | let name = unsafe { slice::from_raw_parts(info.name as *const u8, info.nameLen as usize) };
[INFO] [stdout] | --------- borrow later used here
[INFO] [stdout] |
[INFO] [stdout] = note: consider using a `let` binding to create a longer lived value
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout] --> src/output/property.rs:61:13
[INFO] [stdout] |
[INFO] [stdout] 61 | / ptr::NonNull::new(xrandr::XRRQueryOutputProperty(
[INFO] [stdout] 62 | | handle.sys.as_ptr(),
[INFO] [stdout] 63 | | output,
[INFO] [stdout] 64 | | id,
[INFO] [stdout] 65 | | ))
[INFO] [stdout] 66 | | .ok_or(XrandrError::GetOutputProp(output))?
[INFO] [stdout] | |_______________________________________________________^ creates a temporary which is freed while still in use
[INFO] [stdout] 67 | .as_ref()
[INFO] [stdout] 68 | };
[INFO] [stdout] | - temporary value is freed at the end of this statement
[INFO] [stdout] 69 | let values = Self::get_values(&mut handle.sys, info, value_type, format)?;
[INFO] [stdout] | ---- borrow later used here
[INFO] [stdout] |
[INFO] [stdout] = note: consider using a `let` binding to create a longer lived value
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] Some errors have detailed explanations: E0515, E0716.
[INFO] [stdout]
[INFO] [stdout] For more information about an error, try `rustc --explain E0515`.
[INFO] [stdout]
[INFO] [stderr] error: could not compile `xrandr`
[INFO] [stderr]
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "3515fe79bf37e0547bb8e15a98dd67d2a1a817e9d7f56a9fcdbb230291b43a3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3515fe79bf37e0547bb8e15a98dd67d2a1a817e9d7f56a9fcdbb230291b43a3f", kill_on_drop: false }`
[INFO] [stdout] 3515fe79bf37e0547bb8e15a98dd67d2a1a817e9d7f56a9fcdbb230291b43a3f