[INFO] fetching crate jconfig 0.1.0... [INFO] checking jconfig-0.1.0 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] extracting crate jconfig 0.1.0 into /workspace/builds/worker-89/source [INFO] validating manifest of crates.io crate jconfig 0.1.0 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-89/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2cee25a135c6c72b2a2508020426e865ef35515aa75b3262babf8b8aa1b86176 [INFO] running `Command { std: "docker" "start" "-a" "2cee25a135c6c72b2a2508020426e865ef35515aa75b3262babf8b8aa1b86176", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2cee25a135c6c72b2a2508020426e865ef35515aa75b3262babf8b8aa1b86176", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2cee25a135c6c72b2a2508020426e865ef35515aa75b3262babf8b8aa1b86176", kill_on_drop: false }` [INFO] [stdout] 2cee25a135c6c72b2a2508020426e865ef35515aa75b3262babf8b8aa1b86176 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d8961c982248143dfa811349606a488ab3bb413a17c6ba0d5ce53fda664756b8 [INFO] running `Command { std: "docker" "start" "-a" "d8961c982248143dfa811349606a488ab3bb413a17c6ba0d5ce53fda664756b8", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking traitobject v0.0.3 [INFO] [stderr] Checking log v0.4.14 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Checking 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 [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 [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 [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 [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 [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 [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 [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 [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 [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 [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 [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 [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: 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: 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: 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: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.11s [INFO] running `Command { std: "docker" "inspect" "d8961c982248143dfa811349606a488ab3bb413a17c6ba0d5ce53fda664756b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d8961c982248143dfa811349606a488ab3bb413a17c6ba0d5ce53fda664756b8", kill_on_drop: false }` [INFO] [stdout] d8961c982248143dfa811349606a488ab3bb413a17c6ba0d5ce53fda664756b8