[INFO] crate corepack 0.4.1 is already in cache
[INFO] checking corepack-0.4.1 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] extracting crate corepack 0.4.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate corepack 0.4.1 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate corepack 0.4.1
[INFO] finished tweaking crates.io crate corepack 0.4.1
[INFO] tweaked toml for crates.io crate corepack 0.4.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2662bdd99f0bed8ab2d58c55cc612b49d962408f0e199da4609b22481413f6a8
[INFO] running `"docker" "start" "-a" "2662bdd99f0bed8ab2d58c55cc612b49d962408f0e199da4609b22481413f6a8"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]     Checking corepack v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ext_deserializer.rs:38:21
[INFO] [stderr]    |
[INFO] [stderr] 38 |             Ok(Some(try!(seed.deserialize(de))))
[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/ext_deserializer.rs:41:21
[INFO] [stderr]    |
[INFO] [stderr] 41 |             Ok(Some(try!(seed.deserialize(de))))
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ext_deserializer.rs:53:16
[INFO] [stderr]    |
[INFO] [stderr] 53 |             Ok(try!(seed.deserialize(de)))
[INFO] [stderr]    |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ext_deserializer.rs:57:16
[INFO] [stderr]    |
[INFO] [stderr] 57 |             Ok(try!(seed.deserialize(de)))
[INFO] [stderr]    |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/seq_deserializer.rs:35:17
[INFO] [stderr]    |
[INFO] [stderr] 35 |         Ok(Some(try!(seed.deserialize(&mut *self.de))))
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ser.rs:109:13
[INFO] [stderr]     |
[INFO] [stderr] 109 |             try!((self.output)(&[BIN8, value.len() as u8]));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ser.rs:113:13
[INFO] [stderr]     |
[INFO] [stderr] 113 |             try!((self.output)(&buf));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ser.rs:117:13
[INFO] [stderr]     |
[INFO] [stderr] 117 |             try!((self.output)(&buf));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ser.rs:127:13
[INFO] [stderr]     |
[INFO] [stderr] 127 |             try!((self.output)(&[value.len() as u8 | FIXSTR_MASK]));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ser.rs:129:13
[INFO] [stderr]     |
[INFO] [stderr] 129 |             try!((self.output)(&[STR8, value.len() as u8]));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ser.rs:133:13
[INFO] [stderr]     |
[INFO] [stderr] 133 |             try!((self.output)(&buf));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ser.rs:137:13
[INFO] [stderr]     |
[INFO] [stderr] 137 |             try!((self.output)(&buf));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:95:9
[INFO] [stderr]    |
[INFO] [stderr] 95 |         try!(value.serialize(&mut ser));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:71:32
[INFO] [stderr]    |
[INFO] [stderr] 71 |     fn cause(&self) -> Option<&::std::error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ext_deserializer.rs:38:21
[INFO] [stderr]    |
[INFO] [stderr] 38 |             Ok(Some(try!(seed.deserialize(de))))
[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/ext_deserializer.rs:41:21
[INFO] [stderr]    |
[INFO] [stderr] 41 |             Ok(Some(try!(seed.deserialize(de))))
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ext_deserializer.rs:53:16
[INFO] [stderr]    |
[INFO] [stderr] 53 |             Ok(try!(seed.deserialize(de)))
[INFO] [stderr]    |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ext_deserializer.rs:57:16
[INFO] [stderr]    |
[INFO] [stderr] 57 |             Ok(try!(seed.deserialize(de)))
[INFO] [stderr]    |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/seq_deserializer.rs:35:17
[INFO] [stderr]    |
[INFO] [stderr] 35 |         Ok(Some(try!(seed.deserialize(&mut *self.de))))
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ser.rs:109:13
[INFO] [stderr]     |
[INFO] [stderr] 109 |             try!((self.output)(&[BIN8, value.len() as u8]));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ser.rs:113:13
[INFO] [stderr]     |
[INFO] [stderr] 113 |             try!((self.output)(&buf));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ser.rs:117:13
[INFO] [stderr]     |
[INFO] [stderr] 117 |             try!((self.output)(&buf));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ser.rs:127:13
[INFO] [stderr]     |
[INFO] [stderr] 127 |             try!((self.output)(&[value.len() as u8 | FIXSTR_MASK]));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ser.rs:129:13
[INFO] [stderr]     |
[INFO] [stderr] 129 |             try!((self.output)(&[STR8, value.len() as u8]));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ser.rs:133:13
[INFO] [stderr]     |
[INFO] [stderr] 133 |             try!((self.output)(&buf));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ser.rs:137:13
[INFO] [stderr]     |
[INFO] [stderr] 137 |             try!((self.output)(&buf));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:95:9
[INFO] [stderr]    |
[INFO] [stderr] 95 |         try!(value.serialize(&mut ser));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:71:32
[INFO] [stderr]    |
[INFO] [stderr] 71 |     fn cause(&self) -> Option<&::std::error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.37s
[INFO] running `"docker" "inspect" "2662bdd99f0bed8ab2d58c55cc612b49d962408f0e199da4609b22481413f6a8"`
[INFO] running `"docker" "rm" "-f" "2662bdd99f0bed8ab2d58c55cc612b49d962408f0e199da4609b22481413f6a8"`
[INFO] [stdout] 2662bdd99f0bed8ab2d58c55cc612b49d962408f0e199da4609b22481413f6a8