[INFO] fetching crate rust_cache 0.3.0...
[INFO] testing rust_cache-0.3.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate rust_cache 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rust_cache 0.3.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust_cache 0.3.0
[INFO] finished tweaking crates.io crate rust_cache 0.3.0
[INFO] tweaked toml for crates.io crate rust_cache 0.3.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe3598bff1816088d07a0d3a73e23f7b1f07a4f2e836715154dc390ab05e663b
[INFO] running `Command { std: "docker" "start" "-a" "fe3598bff1816088d07a0d3a73e23f7b1f07a4f2e836715154dc390ab05e663b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe3598bff1816088d07a0d3a73e23f7b1f07a4f2e836715154dc390ab05e663b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe3598bff1816088d07a0d3a73e23f7b1f07a4f2e836715154dc390ab05e663b", kill_on_drop: false }`
[INFO] [stdout] fe3598bff1816088d07a0d3a73e23f7b1f07a4f2e836715154dc390ab05e663b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea9b64cc5d3e6d4878ecf590e391fe6189e917d2efe18a4f2f79413e80706e23
[INFO] running `Command { std: "docker" "start" "-a" "ea9b64cc5d3e6d4878ecf590e391fe6189e917d2efe18a4f2f79413e80706e23", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_cache v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `now`
[INFO] [stdout]  --> src/common.rs:2:42
[INFO] [stdout]   |
[INFO] [stdout] 2 | use self::time::{Duration, Tm, Timespec, now};
[INFO] [stdout]   |                                          ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/common.rs:70:21
[INFO] [stdout]    |
[INFO] [stdout] 70 |             string: try!(data.get(2).ok_or(ParseCacheEntryError::NotEnoughParts)).to_string(),
[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/common.rs:72:17
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 try!(i64::from_str(data[0])),
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/common.rs:73:17
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 try!(i32::from_str(data[1]))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash_map.rs:15:35
[INFO] [stdout]    |
[INFO] [stdout] 15 |     CacheSerializationFailure(Box<Any>)
[INFO] [stdout]    |                                   ^^^ help: use `dyn`: `dyn Any`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/hash_map.rs:36:22
[INFO] [stdout]    |
[INFO] [stdout] 36 |                 Some(try!(T::from_cache(&entry.string).map_err(|e| Error::CacheSerializationFailure(Box::new(e)))))
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/hash_map.rs:46:29
[INFO] [stdout]    |
[INFO] [stdout] 46 |             CacheEntry::new(try!(item.to_cache().map_err(|e| Error::CacheSerializationFailure(Box::new(e)))), ttl)
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "ea9b64cc5d3e6d4878ecf590e391fe6189e917d2efe18a4f2f79413e80706e23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea9b64cc5d3e6d4878ecf590e391fe6189e917d2efe18a4f2f79413e80706e23", kill_on_drop: false }`
[INFO] [stdout] ea9b64cc5d3e6d4878ecf590e391fe6189e917d2efe18a4f2f79413e80706e23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 724b4d068bcc4038d8a4d9a3c0bad45c233c3e3627211c825a11e7ee4a49de06
[INFO] running `Command { std: "docker" "start" "-a" "724b4d068bcc4038d8a4d9a3c0bad45c233c3e3627211c825a11e7ee4a49de06", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_cache v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `now`
[INFO] [stdout]  --> src/common.rs:2:42
[INFO] [stdout]   |
[INFO] [stdout] 2 | use self::time::{Duration, Tm, Timespec, now};
[INFO] [stdout]   |                                          ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/common.rs:70:21
[INFO] [stdout]    |
[INFO] [stdout] 70 |             string: try!(data.get(2).ok_or(ParseCacheEntryError::NotEnoughParts)).to_string(),
[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/common.rs:72:17
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 try!(i64::from_str(data[0])),
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/common.rs:73:17
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 try!(i32::from_str(data[1]))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash_map.rs:15:35
[INFO] [stdout]    |
[INFO] [stdout] 15 |     CacheSerializationFailure(Box<Any>)
[INFO] [stdout]    |                                   ^^^ help: use `dyn`: `dyn Any`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/hash_map.rs:36:22
[INFO] [stdout]    |
[INFO] [stdout] 36 |                 Some(try!(T::from_cache(&entry.string).map_err(|e| Error::CacheSerializationFailure(Box::new(e)))))
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/hash_map.rs:46:29
[INFO] [stdout]    |
[INFO] [stdout] 46 |             CacheEntry::new(try!(item.to_cache().map_err(|e| Error::CacheSerializationFailure(Box::new(e)))), ttl)
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `now`
[INFO] [stdout]  --> src/common.rs:2:42
[INFO] [stdout]   |
[INFO] [stdout] 2 | use self::time::{Duration, Tm, Timespec, now};
[INFO] [stdout]   |                                          ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/common.rs:70:21
[INFO] [stdout]    |
[INFO] [stdout] 70 |             string: try!(data.get(2).ok_or(ParseCacheEntryError::NotEnoughParts)).to_string(),
[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/common.rs:72:17
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 try!(i64::from_str(data[0])),
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/common.rs:73:17
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 try!(i32::from_str(data[1]))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash_map.rs:15:35
[INFO] [stdout]    |
[INFO] [stdout] 15 |     CacheSerializationFailure(Box<Any>)
[INFO] [stdout]    |                                   ^^^ help: use `dyn`: `dyn Any`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/hash_map.rs:36:22
[INFO] [stdout]    |
[INFO] [stdout] 36 |                 Some(try!(T::from_cache(&entry.string).map_err(|e| Error::CacheSerializationFailure(Box::new(e)))))
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/hash_map.rs:46:29
[INFO] [stdout]    |
[INFO] [stdout] 46 |             CacheEntry::new(try!(item.to_cache().map_err(|e| Error::CacheSerializationFailure(Box::new(e)))), ttl)
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "724b4d068bcc4038d8a4d9a3c0bad45c233c3e3627211c825a11e7ee4a49de06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "724b4d068bcc4038d8a4d9a3c0bad45c233c3e3627211c825a11e7ee4a49de06", kill_on_drop: false }`
[INFO] [stdout] 724b4d068bcc4038d8a4d9a3c0bad45c233c3e3627211c825a11e7ee4a49de06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 28de62627c380f70a754483d2b5548cdf79e938d8acfcd0152ac86c084acce20
[INFO] running `Command { std: "docker" "start" "-a" "28de62627c380f70a754483d2b5548cdf79e938d8acfcd0152ac86c084acce20", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `now`
[INFO] [stderr]  --> src/common.rs:2:42
[INFO] [stderr]   |
[INFO] [stderr] 2 | use self::time::{Duration, Tm, Timespec, now};
[INFO] [stderr]   |                                          ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/common.rs:70:21
[INFO] [stderr]    |
[INFO] [stderr] 70 |             string: try!(data.get(2).ok_or(ParseCacheEntryError::NotEnoughParts)).to_string(),
[INFO] [stderr]    |                     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/common.rs:72:17
[INFO] [stderr]    |
[INFO] [stderr] 72 |                 try!(i64::from_str(data[0])),
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/common.rs:73:17
[INFO] [stderr]    |
[INFO] [stderr] 73 |                 try!(i32::from_str(data[1]))
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/hash_map.rs:15:35
[INFO] [stderr]    |
[INFO] [stderr] 15 |     CacheSerializationFailure(Box<Any>)
[INFO] [stderr]    |                                   ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/hash_map.rs:36:22
[INFO] [stderr]    |
[INFO] [stderr] 36 |                 Some(try!(T::from_cache(&entry.string).map_err(|e| Error::CacheSerializationFailure(Box::new(e)))))
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/hash_map.rs:46:29
[INFO] [stderr]    |
[INFO] [stderr] 46 |             CacheEntry::new(try!(item.to_cache().map_err(|e| Error::CacheSerializationFailure(Box::new(e)))), ttl)
[INFO] [stderr]    |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `now`
[INFO] [stderr]  --> src/common.rs:2:42
[INFO] [stderr]   |
[INFO] [stderr] 2 | use self::time::{Duration, Tm, Timespec, now};
[INFO] [stderr]   |                                          ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/common.rs:70:21
[INFO] [stderr]    |
[INFO] [stderr] 70 |             string: try!(data.get(2).ok_or(ParseCacheEntryError::NotEnoughParts)).to_string(),
[INFO] [stderr]    |                     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/common.rs:72:17
[INFO] [stderr]    |
[INFO] [stderr] 72 |                 try!(i64::from_str(data[0])),
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/common.rs:73:17
[INFO] [stderr]    |
[INFO] [stderr] 73 |                 try!(i32::from_str(data[1]))
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/hash_map.rs:15:35
[INFO] [stderr]    |
[INFO] [stderr] 15 |     CacheSerializationFailure(Box<Any>)
[INFO] [stderr]    |                                   ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/hash_map.rs:36:22
[INFO] [stderr]    |
[INFO] [stderr] 36 |                 Some(try!(T::from_cache(&entry.string).map_err(|e| Error::CacheSerializationFailure(Box::new(e)))))
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/hash_map.rs:46:29
[INFO] [stderr]    |
[INFO] [stderr] 46 |             CacheEntry::new(try!(item.to_cache().map_err(|e| Error::CacheSerializationFailure(Box::new(e)))), ttl)
[INFO] [stderr]    |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_cache-09294ebecdc4cce3)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test common::test::null_cache ... ok
[INFO] [stdout] test common::test::cache_entry_string_conversion ... ok
[INFO] [stdout] test hash_map::test::string_hash_map ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust_cache
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "28de62627c380f70a754483d2b5548cdf79e938d8acfcd0152ac86c084acce20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28de62627c380f70a754483d2b5548cdf79e938d8acfcd0152ac86c084acce20", kill_on_drop: false }`
[INFO] [stdout] 28de62627c380f70a754483d2b5548cdf79e938d8acfcd0152ac86c084acce20
