[INFO] fetching crate rubbish 0.1.0...
[INFO] checking rubbish-0.1.0 against beta for pr-78714
[INFO] extracting crate rubbish 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate rubbish 0.1.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rubbish 0.1.0
[INFO] finished tweaking crates.io crate rubbish 0.1.0
[INFO] tweaked toml for crates.io crate rubbish 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3180919d164a6ccd51852a7ecdb2da25e197710672a0fc9c6c7b3d04f9083f00
[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" "3180919d164a6ccd51852a7ecdb2da25e197710672a0fc9c6c7b3d04f9083f00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3180919d164a6ccd51852a7ecdb2da25e197710672a0fc9c6c7b3d04f9083f00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3180919d164a6ccd51852a7ecdb2da25e197710672a0fc9c6c7b3d04f9083f00", kill_on_drop: false }`
[INFO] [stdout] 3180919d164a6ccd51852a7ecdb2da25e197710672a0fc9c6c7b3d04f9083f00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] d44a480c8a74e3161927009528f4d760506e69aeeaa02716f06fb79cbcae6b4a
[INFO] running `Command { std: "docker" "start" "-a" "d44a480c8a74e3161927009528f4d760506e69aeeaa02716f06fb79cbcae6b4a", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-crypto v0.2.36
[INFO] [stderr]     Checking bincode v0.6.1
[INFO] [stderr]     Checking rubbish v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/fs/commit.rs:37:24
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let new_tree = try!(modifier(self.tree.clone()));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/fs/commit.rs:108:24
[INFO] [stdout]     |
[INFO] [stdout] 108 |             let tree = try!(tree.write(&mut storage, &["x", "y"], "Y".to_string()));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/fs/commit.rs:109:24
[INFO] [stdout]     |
[INFO] [stdout] 109 |             let tree = try!(tree.write(&mut storage, &["x", "z"], "Z".to_string()));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/fs/tree.rs:103:24
[INFO] [stdout]     |
[INFO] [stdout] 103 |         let mut node = try!(self.root.resolve(storage));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/fs/tree.rs:108:21
[INFO] [stdout]     |
[INFO] [stdout] 108 |                     try!(subtree.resolve(storage))
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/fs/tree.rs:127:35
[INFO] [stdout]     |
[INFO] [stdout] 127 |         let resolved: Arc<Node> = try!(self.root.resolve(storage));
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/fs/tree.rs:136:40
[INFO] [stdout]     |
[INFO] [stdout] 136 |                         let resolved = try!(subtree.resolve(storage));
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fs/mod.rs:35:26
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub type ObjectStorage = ContentAddressibleStorage<Object>;
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ContentAddressibleStorage<Object>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/fs/commit.rs:37:24
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let new_tree = try!(modifier(self.tree.clone()));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/fs/tree.rs:103:24
[INFO] [stdout]     |
[INFO] [stdout] 103 |         let mut node = try!(self.root.resolve(storage));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/fs/tree.rs:108:21
[INFO] [stdout]     |
[INFO] [stdout] 108 |                     try!(subtree.resolve(storage))
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/fs/tree.rs:127:35
[INFO] [stdout]     |
[INFO] [stdout] 127 |         let resolved: Arc<Node> = try!(self.root.resolve(storage));
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/fs/tree.rs:136:40
[INFO] [stdout]     |
[INFO] [stdout] 136 |                         let resolved = try!(subtree.resolve(storage));
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fs/mod.rs:35:26
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub type ObjectStorage = ContentAddressibleStorage<Object>;
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ContentAddressibleStorage<Object>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.86s
[INFO] running `Command { std: "docker" "inspect" "d44a480c8a74e3161927009528f4d760506e69aeeaa02716f06fb79cbcae6b4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d44a480c8a74e3161927009528f4d760506e69aeeaa02716f06fb79cbcae6b4a", kill_on_drop: false }`
[INFO] [stdout] d44a480c8a74e3161927009528f4d760506e69aeeaa02716f06fb79cbcae6b4a