[INFO] fetching crate rubbish 0.1.0...
[INFO] testing rubbish-0.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate rubbish 0.1.0 into /workspace/builds/worker-112/source
[INFO] validating manifest of crates.io crate rubbish 0.1.0 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 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-112/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bincode v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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] 259092fe81721e85a6c4d293a0fdf8e8d1711b7756684c1f833c6173fb475e90
[INFO] running `Command { std: "docker" "start" "-a" "259092fe81721e85a6c4d293a0fdf8e8d1711b7756684c1f833c6173fb475e90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "259092fe81721e85a6c4d293a0fdf8e8d1711b7756684c1f833c6173fb475e90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "259092fe81721e85a6c4d293a0fdf8e8d1711b7756684c1f833c6173fb475e90", kill_on_drop: false }`
[INFO] [stdout] 259092fe81721e85a6c4d293a0fdf8e8d1711b7756684c1f833c6173fb475e90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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] e8b1b22f7f3f21db6f8411a571f7efa6b7921e49eef6ff029e39527e362e0820
[INFO] running `Command { std: "docker" "start" "-a" "e8b1b22f7f3f21db6f8411a571f7efa6b7921e49eef6ff029e39527e362e0820", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling serde v0.8.23
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling bincode v0.6.1
[INFO] [stderr]    Compiling rubbish v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]  --> src/cas/hash.rs:7:38
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[derive(PartialEq, Eq, Hash, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]   |                                      ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]  --> src/cas/hash.rs:7:54
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[derive(PartialEq, Eq, Hash, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]   |                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]  --> src/fs/object.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(Debug, RustcDecodable, RustcEncodable)]
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]  --> src/fs/object.rs:5:33
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(Debug, RustcDecodable, RustcEncodable)]
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^
[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] 
[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]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.80s
[INFO] running `Command { std: "docker" "inspect" "e8b1b22f7f3f21db6f8411a571f7efa6b7921e49eef6ff029e39527e362e0820", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8b1b22f7f3f21db6f8411a571f7efa6b7921e49eef6ff029e39527e362e0820", kill_on_drop: false }`
[INFO] [stdout] e8b1b22f7f3f21db6f8411a571f7efa6b7921e49eef6ff029e39527e362e0820
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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] 1445a15860339c882ae2ce089b90ef1311a0b124bcc304ecc4fa19ecd8589ad7
[INFO] running `Command { std: "docker" "start" "-a" "1445a15860339c882ae2ce089b90ef1311a0b124bcc304ecc4fa19ecd8589ad7", kill_on_drop: false }`
[INFO] [stderr]    Compiling rubbish v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]  --> src/cas/hash.rs:7:38
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[derive(PartialEq, Eq, Hash, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]   |                                      ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]  --> src/cas/hash.rs:7:54
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[derive(PartialEq, Eq, Hash, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]   |                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]  --> src/fs/object.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(Debug, RustcDecodable, RustcEncodable)]
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]  --> src/fs/object.rs:5:33
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(Debug, RustcDecodable, RustcEncodable)]
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^
[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] 
[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]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]  --> src/cas/hash.rs:7:38
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[derive(PartialEq, Eq, Hash, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]   |                                      ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]  --> src/cas/hash.rs:7:54
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[derive(PartialEq, Eq, Hash, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]   |                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]  --> src/fs/object.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(Debug, RustcDecodable, RustcEncodable)]
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]  --> src/fs/object.rs:5:33
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(Debug, RustcDecodable, RustcEncodable)]
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^
[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] 
[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]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.97s
[INFO] running `Command { std: "docker" "inspect" "1445a15860339c882ae2ce089b90ef1311a0b124bcc304ecc4fa19ecd8589ad7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1445a15860339c882ae2ce089b90ef1311a0b124bcc304ecc4fa19ecd8589ad7", kill_on_drop: false }`
[INFO] [stdout] 1445a15860339c882ae2ce089b90ef1311a0b124bcc304ecc4fa19ecd8589ad7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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] [stdout] f672f5ab7056d3dbe2a668d9cf0d8130ce93d7fe3420f82ed18bde0f7dcb9ad7
[INFO] running `Command { std: "docker" "start" "-a" "f672f5ab7056d3dbe2a668d9cf0d8130ce93d7fe3420f82ed18bde0f7dcb9ad7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]  --> src/cas/hash.rs:7:38
[INFO] [stderr]   |
[INFO] [stderr] 7 | #[derive(PartialEq, Eq, Hash, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stderr]   |                                      ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]  --> src/cas/hash.rs:7:54
[INFO] [stderr]   |
[INFO] [stderr] 7 | #[derive(PartialEq, Eq, Hash, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stderr]   |                                                      ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]  --> src/fs/object.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[derive(Debug, RustcDecodable, RustcEncodable)]
[INFO] [stderr]   |                 ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]  --> src/fs/object.rs:5:33
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[derive(Debug, RustcDecodable, RustcEncodable)]
[INFO] [stderr]   |                                 ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/fs/commit.rs:37:24
[INFO] [stderr]    |
[INFO] [stderr] 37 |         let new_tree = try!(modifier(self.tree.clone()));
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/fs/tree.rs:103:24
[INFO] [stderr]     |
[INFO] [stderr] 103 |         let mut node = try!(self.root.resolve(storage));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/fs/tree.rs:108:21
[INFO] [stderr]     |
[INFO] [stderr] 108 |                     try!(subtree.resolve(storage))
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/fs/tree.rs:127:35
[INFO] [stderr]     |
[INFO] [stderr] 127 |         let resolved: Arc<Node> = try!(self.root.resolve(storage));
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/fs/tree.rs:136:40
[INFO] [stderr]     |
[INFO] [stderr] 136 |                         let resolved = try!(subtree.resolve(storage));
[INFO] [stderr]     |                                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fs/mod.rs:35:26
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub type ObjectStorage = ContentAddressibleStorage<Object>;
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ContentAddressibleStorage<Object>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/fs/commit.rs:108:24
[INFO] [stderr]     |
[INFO] [stderr] 108 |             let tree = try!(tree.write(&mut storage, &["x", "y"], "Y".to_string()));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/fs/commit.rs:109:24
[INFO] [stderr]     |
[INFO] [stderr] 109 |             let tree = try!(tree.write(&mut storage, &["x", "z"], "Z".to_string()));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rubbish` (lib) generated 10 warnings
[INFO] [stderr] warning: `rubbish` (lib test) generated 12 warnings (10 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rubbish-dec794ed0dcafa76)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test cas::hash::tests::hash_bytes ... ok
[INFO] [stdout] test cas::hash::tests::test_from_hex ... ok
[INFO] [stdout] test cas::hash::tests::test_to_hex ... ok
[INFO] [stdout] test cas::content::tests::decode_content_abcd ... ok
[INFO] [stdout] test cas::content::tests::encode ... ok
[INFO] [stdout] test cas::localstorage::tests::put_get_strings ... ok
[INFO] [stdout] test cas::localstorage::tests::put_twice ... ok
[INFO] [stdout] test cas::storage::tests::put_get_strings ... ok
[INFO] [stdout] test cas::storage::tests::put_twice ... ok
[INFO] [stdout] test fs::commit::test::test_make_child ... ok
[INFO] [stdout] test fs::tree::test::read_blob_name_nonterminal ... ok
[INFO] [stdout] test fs::tree::test::read_empty_path ... ok
[INFO] [stdout] test fs::commit::test::test_root ... ok
[INFO] [stdout] test fs::tree::test::read_exists ... ok
[INFO] [stdout] test fs::tree::test::remove_leaf ... ok
[INFO] [stdout] test fs::tree::test::test_for_root ... ok
[INFO] [stdout] test fs::tree::test::remove_deep_from_storage ... ok
[INFO] [stdout] test fs::tree::test::read_exists_from_storage ... ok
[INFO] [stdout] test fs::tree::test::test_empty ... ok
[INFO] [stdout] test fs::tree::test::test_overwrite ... ok
[INFO] [stdout] test fs::tree::test::test_rep_subtree ... ok
[INFO] [stdout] test fs::tree::test::read_not_found ... ok
[INFO] [stderr]    Doc-tests rubbish
[INFO] [stdout] test fs::tree::test::test_write ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/cas/mod.rs - cas (line 10) ... ok
[INFO] [stdout] test src/fs/mod.rs - fs (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.09s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f672f5ab7056d3dbe2a668d9cf0d8130ce93d7fe3420f82ed18bde0f7dcb9ad7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f672f5ab7056d3dbe2a668d9cf0d8130ce93d7fe3420f82ed18bde0f7dcb9ad7", kill_on_drop: false }`
[INFO] [stdout] f672f5ab7056d3dbe2a668d9cf0d8130ce93d7fe3420f82ed18bde0f7dcb9ad7