[INFO] fetching crate rust_cache 0.3.0... [INFO] testing rust_cache-0.3.0 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] extracting crate rust_cache 0.3.0 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate rust_cache 0.3.0 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2711540aca0ab5f621f3f043c18765c4d41339d16f2816b8edc7b6156c1f249e [INFO] running `Command { std: "docker" "start" "-a" "2711540aca0ab5f621f3f043c18765c4d41339d16f2816b8edc7b6156c1f249e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2711540aca0ab5f621f3f043c18765c4d41339d16f2816b8edc7b6156c1f249e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2711540aca0ab5f621f3f043c18765c4d41339d16f2816b8edc7b6156c1f249e", kill_on_drop: false }` [INFO] [stdout] 2711540aca0ab5f621f3f043c18765c4d41339d16f2816b8edc7b6156c1f249e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e55c1b1de6247b81f50660f73dcd0832c96eb052b0af4a54c1e7ca58555951c1 [INFO] running `Command { std: "docker" "start" "-a" "e55c1b1de6247b81f50660f73dcd0832c96eb052b0af4a54c1e7ca58555951c1", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.95 [INFO] [stderr] Compiling time v0.1.44 [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) [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 [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 2.66s [INFO] running `Command { std: "docker" "inspect" "e55c1b1de6247b81f50660f73dcd0832c96eb052b0af4a54c1e7ca58555951c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e55c1b1de6247b81f50660f73dcd0832c96eb052b0af4a54c1e7ca58555951c1", kill_on_drop: false }` [INFO] [stdout] e55c1b1de6247b81f50660f73dcd0832c96eb052b0af4a54c1e7ca58555951c1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3f2f096dcf6db4e877110ec0bf941c00b9e07285f23b36ad42a7bf33b34f7528 [INFO] running `Command { std: "docker" "start" "-a" "3f2f096dcf6db4e877110ec0bf941c00b9e07285f23b36ad42a7bf33b34f7528", kill_on_drop: false }` [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) [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rust_cache v0.3.0 (/opt/rustwide/workdir) [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) [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 [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 test [unoptimized + debuginfo] target(s) in 0.94s [INFO] running `Command { std: "docker" "inspect" "3f2f096dcf6db4e877110ec0bf941c00b9e07285f23b36ad42a7bf33b34f7528", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f2f096dcf6db4e877110ec0bf941c00b9e07285f23b36ad42a7bf33b34f7528", kill_on_drop: false }` [INFO] [stdout] 3f2f096dcf6db4e877110ec0bf941c00b9e07285f23b36ad42a7bf33b34f7528 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b5d673a7ce5d48912eb1bd5013b7932337d7f0096a3744becc12ce8825457610 [INFO] running `Command { std: "docker" "start" "-a" "b5d673a7ce5d48912eb1bd5013b7932337d7f0096a3744becc12ce8825457610", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unused import: `now` [INFO] [stdout] running 3 tests [INFO] [stderr] --> src/common.rs:2:42 [INFO] [stdout] test hash_map::test::string_hash_map ... ok [INFO] [stderr] | [INFO] [stdout] test common::test::cache_entry_string_conversion ... ok [INFO] [stderr] 2 | use self::time::{Duration, Tm, Timespec, now}; [INFO] [stdout] test common::test::null_cache ... ok [INFO] [stderr] | ^^^ [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [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) [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 [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) [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 [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-97f8486b48a86c45) [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" "b5d673a7ce5d48912eb1bd5013b7932337d7f0096a3744becc12ce8825457610", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b5d673a7ce5d48912eb1bd5013b7932337d7f0096a3744becc12ce8825457610", kill_on_drop: false }` [INFO] [stdout] b5d673a7ce5d48912eb1bd5013b7932337d7f0096a3744becc12ce8825457610