[INFO] fetching crate jconfig 0.1.0... [INFO] testing jconfig-0.1.0 against 1.55.0 for beta-1.56-1 [INFO] extracting crate jconfig 0.1.0 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate jconfig 0.1.0 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate jconfig 0.1.0 [INFO] finished tweaking crates.io crate jconfig 0.1.0 [INFO] tweaked toml for crates.io crate jconfig 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f3fa4b32ed8ba47940e73c141c89c7f05251d77811cb65a7582cd36acba14757 [INFO] running `Command { std: "docker" "start" "-a" "f3fa4b32ed8ba47940e73c141c89c7f05251d77811cb65a7582cd36acba14757", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f3fa4b32ed8ba47940e73c141c89c7f05251d77811cb65a7582cd36acba14757", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f3fa4b32ed8ba47940e73c141c89c7f05251d77811cb65a7582cd36acba14757", kill_on_drop: false }` [INFO] [stdout] f3fa4b32ed8ba47940e73c141c89c7f05251d77811cb65a7582cd36acba14757 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f726e24ebb022317888614fa2c5e938371cf2bf18e20b8bd0e4097b0b63e005f [INFO] running `Command { std: "docker" "start" "-a" "f726e24ebb022317888614fa2c5e938371cf2bf18e20b8bd0e4097b0b63e005f", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling traitobject v0.0.3 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling jconfig v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/field.rs:28:32 [INFO] [stdout] | [INFO] [stdout] 28 | fn clone_box(&self) -> Box; [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Field` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/field.rs:33:32 [INFO] [stdout] | [INFO] [stdout] 33 | fn clone_box(&self) -> Box { Box::new(self.clone()) } [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Field` [INFO] [stdout] | [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/field.rs:41:13 [INFO] [stdout] | [INFO] [stdout] 41 | let t = try!(json::decode(&s)); [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/config.rs:58:15 [INFO] [stdout] | [INFO] [stdout] 58 | match try!(Json::from_str(s)) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/config.rs:77:21 [INFO] [stdout] | [INFO] [stdout] 77 | let mut f = try!(File::open(path)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/config.rs:80:22 [INFO] [stdout] | [INFO] [stdout] 80 | let config = try!(Config::from_str(j.as_ref())); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/item.rs:22:23 [INFO] [stdout] | [INFO] [stdout] 22 | Typed(TypeId, Box), [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Field` [INFO] [stdout] | [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/item.rs:40:6 [INFO] [stdout] | [INFO] [stdout] 40 | impl Field { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Field` [INFO] [stdout] | [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/item.rs:114:60 [INFO] [stdout] | [INFO] [stdout] 114 | fn parse(raw: &RawValue) -> Result> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Field` [INFO] [stdout] | [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/item.rs:117:20 [INFO] [stdout] | [INFO] [stdout] 117 | let h: Box = Box::new(v); [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Field` [INFO] [stdout] | [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/item.rs:71:13 [INFO] [stdout] | [INFO] [stdout] 71 | let mut inner = unsafe { &mut *self.inner.get() }; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/item.rs:93:13 [INFO] [stdout] | [INFO] [stdout] 93 | let mut inner = unsafe { &mut *self.inner.get() }; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/item.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | mem::replace(inner, Inner::Typed(tid, bv)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/item.rs:103:13 [INFO] [stdout] | [INFO] [stdout] 103 | mem::replace(inner, Inner::Typed(tid, bv)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.53s [INFO] running `Command { std: "docker" "inspect" "f726e24ebb022317888614fa2c5e938371cf2bf18e20b8bd0e4097b0b63e005f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f726e24ebb022317888614fa2c5e938371cf2bf18e20b8bd0e4097b0b63e005f", kill_on_drop: false }` [INFO] [stdout] f726e24ebb022317888614fa2c5e938371cf2bf18e20b8bd0e4097b0b63e005f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 435a993d684fcb270cc18413925388eb5d1adcbe25ba34b1103f52aab028bc17 [INFO] running `Command { std: "docker" "start" "-a" "435a993d684fcb270cc18413925388eb5d1adcbe25ba34b1103f52aab028bc17", kill_on_drop: false }` [INFO] [stderr] Compiling jconfig v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/field.rs:28:32 [INFO] [stdout] | [INFO] [stdout] 28 | fn clone_box(&self) -> Box; [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Field` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/field.rs:33:32 [INFO] [stdout] | [INFO] [stdout] 33 | fn clone_box(&self) -> Box { Box::new(self.clone()) } [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Field` [INFO] [stdout] | [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/field.rs:41:13 [INFO] [stdout] | [INFO] [stdout] 41 | let t = try!(json::decode(&s)); [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/config.rs:58:15 [INFO] [stdout] | [INFO] [stdout] 58 | match try!(Json::from_str(s)) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/config.rs:77:21 [INFO] [stdout] | [INFO] [stdout] 77 | let mut f = try!(File::open(path)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/config.rs:80:22 [INFO] [stdout] | [INFO] [stdout] 80 | let config = try!(Config::from_str(j.as_ref())); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/item.rs:22:23 [INFO] [stdout] | [INFO] [stdout] 22 | Typed(TypeId, Box), [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Field` [INFO] [stdout] | [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/item.rs:40:6 [INFO] [stdout] | [INFO] [stdout] 40 | impl Field { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Field` [INFO] [stdout] | [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/item.rs:114:60 [INFO] [stdout] | [INFO] [stdout] 114 | fn parse(raw: &RawValue) -> Result> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Field` [INFO] [stdout] | [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/item.rs:117:20 [INFO] [stdout] | [INFO] [stdout] 117 | let h: Box = Box::new(v); [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Field` [INFO] [stdout] | [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/item.rs:71:13 [INFO] [stdout] | [INFO] [stdout] 71 | let mut inner = unsafe { &mut *self.inner.get() }; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/item.rs:93:13 [INFO] [stdout] | [INFO] [stdout] 93 | let mut inner = unsafe { &mut *self.inner.get() }; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/item.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | mem::replace(inner, Inner::Typed(tid, bv)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/item.rs:103:13 [INFO] [stdout] | [INFO] [stdout] 103 | mem::replace(inner, Inner::Typed(tid, bv)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/field.rs:28:32 [INFO] [stdout] | [INFO] [stdout] 28 | fn clone_box(&self) -> Box; [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Field` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/field.rs:33:32 [INFO] [stdout] | [INFO] [stdout] 33 | fn clone_box(&self) -> Box { Box::new(self.clone()) } [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Field` [INFO] [stdout] | [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/field.rs:41:13 [INFO] [stdout] | [INFO] [stdout] 41 | let t = try!(json::decode(&s)); [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/config.rs:58:15 [INFO] [stdout] | [INFO] [stdout] 58 | match try!(Json::from_str(s)) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/config.rs:77:21 [INFO] [stdout] | [INFO] [stdout] 77 | let mut f = try!(File::open(path)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/config.rs:80:22 [INFO] [stdout] | [INFO] [stdout] 80 | let config = try!(Config::from_str(j.as_ref())); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/item.rs:22:23 [INFO] [stdout] | [INFO] [stdout] 22 | Typed(TypeId, Box), [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Field` [INFO] [stdout] | [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/item.rs:40:6 [INFO] [stdout] | [INFO] [stdout] 40 | impl Field { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Field` [INFO] [stdout] | [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/item.rs:114:60 [INFO] [stdout] | [INFO] [stdout] 114 | fn parse(raw: &RawValue) -> Result> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Field` [INFO] [stdout] | [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/item.rs:117:20 [INFO] [stdout] | [INFO] [stdout] 117 | let h: Box = Box::new(v); [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Field` [INFO] [stdout] | [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/item.rs:71:13 [INFO] [stdout] | [INFO] [stdout] 71 | let mut inner = unsafe { &mut *self.inner.get() }; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/item.rs:93:13 [INFO] [stdout] | [INFO] [stdout] 93 | let mut inner = unsafe { &mut *self.inner.get() }; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/item.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | mem::replace(inner, Inner::Typed(tid, bv)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/item.rs:103:13 [INFO] [stdout] | [INFO] [stdout] 103 | mem::replace(inner, Inner::Typed(tid, bv)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.79s [INFO] running `Command { std: "docker" "inspect" "435a993d684fcb270cc18413925388eb5d1adcbe25ba34b1103f52aab028bc17", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "435a993d684fcb270cc18413925388eb5d1adcbe25ba34b1103f52aab028bc17", kill_on_drop: false }` [INFO] [stdout] 435a993d684fcb270cc18413925388eb5d1adcbe25ba34b1103f52aab028bc17 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 00c3dc877b75b94282b821bfa4cf29b2ca702467043c0973d7e4047c145f90f7 [INFO] running `Command { std: "docker" "start" "-a" "00c3dc877b75b94282b821bfa4cf29b2ca702467043c0973d7e4047c145f90f7", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/field.rs:28:32 [INFO] [stderr] | [INFO] [stderr] 28 | fn clone_box(&self) -> Box; [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Field` [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 issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/field.rs:33:32 [INFO] [stderr] | [INFO] [stderr] 33 | fn clone_box(&self) -> Box { Box::new(self.clone()) } [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Field` [INFO] [stderr] | [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 issue #80165 [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/field.rs:41:13 [INFO] [stderr] | [INFO] [stderr] 41 | let t = try!(json::decode(&s)); [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/config.rs:58:15 [INFO] [stderr] | [INFO] [stderr] 58 | match try!(Json::from_str(s)) { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/config.rs:77:21 [INFO] [stderr] | [INFO] [stderr] 77 | let mut f = try!(File::open(path)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/config.rs:80:22 [INFO] [stderr] | [INFO] [stderr] 80 | let config = try!(Config::from_str(j.as_ref())); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/item.rs:22:23 [INFO] [stderr] | [INFO] [stderr] 22 | Typed(TypeId, Box), [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Field` [INFO] [stderr] | [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 issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/item.rs:40:6 [INFO] [stderr] | [INFO] [stderr] 40 | impl Field { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Field` [INFO] [stderr] | [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 issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/item.rs:114:60 [INFO] [stderr] | [INFO] [stderr] 114 | fn parse(raw: &RawValue) -> Result> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Field` [INFO] [stderr] | [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 issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/item.rs:117:20 [INFO] [stderr] | [INFO] [stderr] 117 | let h: Box = Box::new(v); [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Field` [INFO] [stderr] | [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 issue #80165 [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/item.rs:71:13 [INFO] [stderr] | [INFO] [stderr] 71 | let mut inner = unsafe { &mut *self.inner.get() }; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/item.rs:93:13 [INFO] [stderr] | [INFO] [stderr] 93 | let mut inner = unsafe { &mut *self.inner.get() }; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/item.rs:81:13 [INFO] [stderr] | [INFO] [stderr] 81 | mem::replace(inner, Inner::Typed(tid, bv)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/item.rs:103:13 [INFO] [stderr] | [INFO] [stderr] 103 | mem::replace(inner, Inner::Typed(tid, bv)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: `jconfig` (lib) generated 14 warnings [INFO] [stderr] warning: `jconfig` (lib test) generated 14 warnings (14 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/jconfig-3df983e1a15d3955) [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] [stderr] Doc-tests jconfig [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" "00c3dc877b75b94282b821bfa4cf29b2ca702467043c0973d7e4047c145f90f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "00c3dc877b75b94282b821bfa4cf29b2ca702467043c0973d7e4047c145f90f7", kill_on_drop: false }` [INFO] [stdout] 00c3dc877b75b94282b821bfa4cf29b2ca702467043c0973d7e4047c145f90f7