[INFO] fetching crate alto 3.0.4...
[INFO] checking alto-3.0.4 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate alto 3.0.4 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate alto 3.0.4 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate alto 3.0.4
[INFO] finished tweaking crates.io crate alto 3.0.4
[INFO] tweaked toml for crates.io crate alto 3.0.4 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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] b6b26c43bc7cd5eb594a1bb612b33c7c10c1b45f403b41a1a9fa984d8584162a
[INFO] running `Command { std: "docker" "start" "-a" "b6b26c43bc7cd5eb594a1bb612b33c7c10c1b45f403b41a1a9fa984d8584162a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6b26c43bc7cd5eb594a1bb612b33c7c10c1b45f403b41a1a9fa984d8584162a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6b26c43bc7cd5eb594a1bb612b33c7c10c1b45f403b41a1a9fa984d8584162a", kill_on_drop: false }`
[INFO] [stdout] b6b26c43bc7cd5eb594a1bb612b33c7c10c1b45f403b41a1a9fa984d8584162a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--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] 7a30512502b864e3bfe24d1cbd70b61baa28f155d3a5a4381ff75d85d2d59ee9
[INFO] running `Command { std: "docker" "start" "-a" "7a30512502b864e3bfe24d1cbd70b61baa28f155d3a5a4381ff75d85d2d59ee9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling al-sys v0.6.1
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking parking_lot v0.4.8
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]     Checking rental v0.5.5
[INFO] [stderr]     Checking alto v3.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/alc.rs:742:20
[INFO] [stdout]     |
[INFO] [stdout] 742 | impl PartialEq for DeviceObject {
[INFO] [stdout]     |                    ^^^^^^^^^^^^ help: use `dyn`: `dyn DeviceObject`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/alc.rs:743:23
[INFO] [stdout]     |
[INFO] [stdout] 743 |     fn eq(&self, other: &DeviceObject) -> bool {
[INFO] [stdout]     |                          ^^^^^^^^^^^^ help: use `dyn`: `dyn DeviceObject`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/alc.rs:747:13
[INFO] [stdout]     |
[INFO] [stdout] 747 | impl Eq for DeviceObject { }
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: use `dyn`: `dyn DeviceObject`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/al/mod.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | / lazy_static! {
[INFO] [stdout] 24 | |     #[doc(hidden)]
[INFO] [stdout] 25 | |     static ref ALTO_CTX_LOCK: Mutex<()> = Mutex::new(());
[INFO] [stdout] 26 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/alc.rs:742:20
[INFO] [stdout]     |
[INFO] [stdout] 742 | impl PartialEq for DeviceObject {
[INFO] [stdout]     |                    ^^^^^^^^^^^^ help: use `dyn`: `dyn DeviceObject`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/alc.rs:743:23
[INFO] [stdout]     |
[INFO] [stdout] 743 |     fn eq(&self, other: &DeviceObject) -> bool {
[INFO] [stdout]     |                          ^^^^^^^^^^^^ help: use `dyn`: `dyn DeviceObject`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/alc.rs:747:13
[INFO] [stdout]     |
[INFO] [stdout] 747 | impl Eq for DeviceObject { }
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: use `dyn`: `dyn DeviceObject`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:111:24
[INFO] [stdout]     |
[INFO] [stdout] 111 |         write!(f, "{}", self.description())
[INFO] [stdout]     |                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:134:32
[INFO] [stdout]     |
[INFO] [stdout] 134 |             AltoError::Io(ref io) => io.description(),
[INFO] [stdout]     |                                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/al/mod.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | / lazy_static! {
[INFO] [stdout] 24 | |     #[doc(hidden)]
[INFO] [stdout] 25 | |     static ref ALTO_CTX_LOCK: Mutex<()> = Mutex::new(());
[INFO] [stdout] 26 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:111:24
[INFO] [stdout]     |
[INFO] [stdout] 111 |         write!(f, "{}", self.description())
[INFO] [stdout]     |                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:134:32
[INFO] [stdout]     |
[INFO] [stdout] 134 |             AltoError::Io(ref io) => io.description(),
[INFO] [stdout]     |                                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.12s
[INFO] running `Command { std: "docker" "inspect" "7a30512502b864e3bfe24d1cbd70b61baa28f155d3a5a4381ff75d85d2d59ee9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a30512502b864e3bfe24d1cbd70b61baa28f155d3a5a4381ff75d85d2d59ee9", kill_on_drop: false }`
[INFO] [stdout] 7a30512502b864e3bfe24d1cbd70b61baa28f155d3a5a4381ff75d85d2d59ee9