[INFO] crate jconfig 0.1.0 is already in cache
[INFO] checking jconfig-0.1.0 against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] extracting crate jconfig 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate jconfig 0.1.0 on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] aba60ff160d7a48e80a3fc46693f96bcaef35f87b4c9331ec5720be21c04f2e0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "aba60ff160d7a48e80a3fc46693f96bcaef35f87b4c9331ec5720be21c04f2e0"`
[INFO] [stderr]     Checking traitobject v0.0.3
[INFO] [stderr]     Checking jconfig v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item '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 item '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 item '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 item '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/field.rs:28:32
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn clone_box(&self) -> Box<Field>;
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Field`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[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<Field> { Box::new(self.clone()) }
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Field`
[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<Field>),
[INFO] [stderr]    |                       ^^^^^ help: use `dyn`: `dyn Field`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/item.rs:114:60
[INFO] [stderr]     |
[INFO] [stderr] 114 | fn parse<V: Field + 'static>(raw: &RawValue) -> Result<Box<Field>> {
[INFO] [stderr]     |                                                            ^^^^^ help: use `dyn`: `dyn Field`
[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<Field> = Box::new(v);
[INFO] [stderr]     |                    ^^^^^ help: use `dyn`: `dyn Field`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item '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 item '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 item '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 item '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/field.rs:28:32
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn clone_box(&self) -> Box<Field>;
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Field`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[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<Field> { Box::new(self.clone()) }
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Field`
[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<Field>),
[INFO] [stderr]    |                       ^^^^^ help: use `dyn`: `dyn Field`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/item.rs:114:60
[INFO] [stderr]     |
[INFO] [stderr] 114 | fn parse<V: Field + 'static>(raw: &RawValue) -> Result<Box<Field>> {
[INFO] [stderr]     |                                                            ^^^^^ help: use `dyn`: `dyn Field`
[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<Field> = Box::new(v);
[INFO] [stderr]     |                    ^^^^^ help: use `dyn`: `dyn Field`
[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: 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]     Finished dev [unoptimized + debuginfo] target(s) in 2.07s
[INFO] running `"docker" "inspect" "aba60ff160d7a48e80a3fc46693f96bcaef35f87b4c9331ec5720be21c04f2e0"`
[INFO] running `"docker" "rm" "-f" "aba60ff160d7a48e80a3fc46693f96bcaef35f87b4c9331ec5720be21c04f2e0"`
[INFO] [stdout] aba60ff160d7a48e80a3fc46693f96bcaef35f87b4c9331ec5720be21c04f2e0
