[INFO] fetching crate h256only 0.4.1...
[INFO] checking h256only-0.4.1 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] extracting crate h256only 0.4.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate h256only 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 h256only 0.4.1
[INFO] finished tweaking crates.io crate h256only 0.4.1
[INFO] tweaked toml for crates.io crate h256only 0.4.1 written to /workspace/builds/worker-4/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] 2f6078c681e2c0fb38ff448a7945c02b08e8e39cefd7493bfdf621edbdb3fb0e
[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" "2f6078c681e2c0fb38ff448a7945c02b08e8e39cefd7493bfdf621edbdb3fb0e"`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking h256only v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/claims.rs:47:20
[INFO] [stderr]    |
[INFO] [stderr] 47 |         let data = try!(raw.from_base64());
[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/claims.rs:48:17
[INFO] [stderr]    |
[INFO] [stderr] 48 |         let s = try!(String::from_utf8(data));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/claims.rs:49:26
[INFO] [stderr]    |
[INFO] [stderr] 49 |         let tree = 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/claims.rs:66:38
[INFO] [stderr]    |
[INFO] [stderr] 66 |         let reg_claims: Registered = try!(Decodable::decode(&mut decoder));
[INFO] [stderr]    |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/claims.rs:76:17
[INFO] [stderr]    |
[INFO] [stderr] 76 |         let s = try!(json::encode(&self.reg));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/claims.rs:77:30
[INFO] [stderr]    |
[INFO] [stderr] 77 |         let mut tree = 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/claims.rs:84:17
[INFO] [stderr]    |
[INFO] [stderr] 84 |         let s = try!(json::encode(&tree));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:44:20
[INFO] [stderr]    |
[INFO] [stderr] 44 |         let data = try!(raw.from_base64());
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:45:17
[INFO] [stderr]    |
[INFO] [stderr] 45 |         let s = try!(String::from_utf8(data));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:46:12
[INFO] [stderr]    |
[INFO] [stderr] 46 |         Ok(try!(json::decode(&*s)))
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:51:17
[INFO] [stderr]    |
[INFO] [stderr] 51 |         let s = try!(json::encode(&self));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:73:21
[INFO] [stderr]    |
[INFO] [stderr] 73 |             header: try!(Component::from_base64(pieces[0])),
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:74:21
[INFO] [stderr]    |
[INFO] [stderr] 74 |             claims: try!(Component::from_base64(pieces[1])),
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:94:22
[INFO] [stderr]    |
[INFO] [stderr] 94 |         let header = try!(Component::to_base64(&self.header));
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:95:22
[INFO] [stderr]    |
[INFO] [stderr] 95 |         let claims = try!(self.claims.to_base64());
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/claims.rs:47:20
[INFO] [stderr]    |
[INFO] [stderr] 47 |         let data = try!(raw.from_base64());
[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/claims.rs:48:17
[INFO] [stderr]    |
[INFO] [stderr] 48 |         let s = try!(String::from_utf8(data));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/claims.rs:49:26
[INFO] [stderr]    |
[INFO] [stderr] 49 |         let tree = 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/claims.rs:66:38
[INFO] [stderr]    |
[INFO] [stderr] 66 |         let reg_claims: Registered = try!(Decodable::decode(&mut decoder));
[INFO] [stderr]    |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/claims.rs:76:17
[INFO] [stderr]    |
[INFO] [stderr] 76 |         let s = try!(json::encode(&self.reg));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/claims.rs:77:30
[INFO] [stderr]    |
[INFO] [stderr] 77 |         let mut tree = 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/claims.rs:84:17
[INFO] [stderr]    |
[INFO] [stderr] 84 |         let s = try!(json::encode(&tree));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:44:20
[INFO] [stderr]    |
[INFO] [stderr] 44 |         let data = try!(raw.from_base64());
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:45:17
[INFO] [stderr]    |
[INFO] [stderr] 45 |         let s = try!(String::from_utf8(data));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:46:12
[INFO] [stderr]    |
[INFO] [stderr] 46 |         Ok(try!(json::decode(&*s)))
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:51:17
[INFO] [stderr]    |
[INFO] [stderr] 51 |         let s = try!(json::encode(&self));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:73:21
[INFO] [stderr]    |
[INFO] [stderr] 73 |             header: try!(Component::from_base64(pieces[0])),
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:74:21
[INFO] [stderr]    |
[INFO] [stderr] 74 |             claims: try!(Component::from_base64(pieces[1])),
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:94:22
[INFO] [stderr]    |
[INFO] [stderr] 94 |         let header = try!(Component::to_base64(&self.header));
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:95:22
[INFO] [stderr]    |
[INFO] [stderr] 95 |         let claims = try!(self.claims.to_base64());
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 15 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 15 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.67s
[INFO] running `"docker" "inspect" "2f6078c681e2c0fb38ff448a7945c02b08e8e39cefd7493bfdf621edbdb3fb0e"`
[INFO] running `"docker" "rm" "-f" "2f6078c681e2c0fb38ff448a7945c02b08e8e39cefd7493bfdf621edbdb3fb0e"`
[INFO] [stdout] 2f6078c681e2c0fb38ff448a7945c02b08e8e39cefd7493bfdf621edbdb3fb0e