[INFO] fetching crate serde-bench 0.0.7...
[INFO] testing serde-bench-0.0.7 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate serde-bench 0.0.7 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate serde-bench 0.0.7 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde-bench 0.0.7
[INFO] finished tweaking crates.io crate serde-bench 0.0.7
[INFO] tweaked toml for crates.io crate serde-bench 0.0.7 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de8ee699c4c774d2f95bc2f8be0d7413e368bcd77437db6463a1fdef82bfddd7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "de8ee699c4c774d2f95bc2f8be0d7413e368bcd77437db6463a1fdef82bfddd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de8ee699c4c774d2f95bc2f8be0d7413e368bcd77437db6463a1fdef82bfddd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de8ee699c4c774d2f95bc2f8be0d7413e368bcd77437db6463a1fdef82bfddd7", kill_on_drop: false }`
[INFO] [stdout] de8ee699c4c774d2f95bc2f8be0d7413e368bcd77437db6463a1fdef82bfddd7
[INFO] running `Command { std: "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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2869b8da08d468435a39492c15e1bdf0970dfedd939814a2a4b710930b3b73f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a2869b8da08d468435a39492c15e1bdf0970dfedd939814a2a4b710930b3b73f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling serde-bench v0.0.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ser.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |         try!(self.serialize_u64(v.len() as u64));
[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/ser.rs:112:9
[INFO] [stdout]     |
[INFO] [stdout] 112 |         try!(self.serialize_u64(v.len() as u64));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ser.rs:125:9
[INFO] [stdout]     |
[INFO] [stdout] 125 |         try!(self.writer.write_u8(1));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ser.rs:132:9
[INFO] [stdout]     |
[INFO] [stdout] 132 |         try!(self.serialize_u64(len as u64));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ser.rs:156:9
[INFO] [stdout]     |
[INFO] [stdout] 156 |         try!(self.serialize_u32(variant_index));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ser.rs:163:9
[INFO] [stdout]     |
[INFO] [stdout] 163 |         try!(self.serialize_u64(len as u64));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ser.rs:179:9
[INFO] [stdout]     |
[INFO] [stdout] 179 |         try!(self.serialize_u32(variant_index));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ser.rs:199:9
[INFO] [stdout]     |
[INFO] [stdout] 199 |         try!(self.serialize_u32(variant_index));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:18:19
[INFO] [stdout]    |
[INFO] [stdout] 18 |         let len = try!(Deserialize::deserialize(&mut *self));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:26:24
[INFO] [stdout]    |
[INFO] [stdout] 26 |         str::from_utf8(try!(self.read_slice())).map_err(Into::into)
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:55:15
[INFO] [stdout]    |
[INFO] [stdout] 55 |         match try!(self.bytes.read_u8()) {
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:36:25
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let value = try!(self.bytes.$reader_method::<NetworkEndian>());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 62 |     impl_nums!(u16, deserialize_u16, visit_u16, read_u16);
[INFO] [stdout]    |     ----------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_nums` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:36:25
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let value = try!(self.bytes.$reader_method::<NetworkEndian>());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     impl_nums!(u32, deserialize_u32, visit_u32, read_u32);
[INFO] [stdout]    |     ----------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_nums` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:36:25
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let value = try!(self.bytes.$reader_method::<NetworkEndian>());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     impl_nums!(u64, deserialize_u64, visit_u64, read_u64);
[INFO] [stdout]    |     ----------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_nums` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:36:25
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let value = try!(self.bytes.$reader_method::<NetworkEndian>());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |     impl_nums!(i16, deserialize_i16, visit_i16, read_i16);
[INFO] [stdout]    |     ----------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_nums` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:36:25
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let value = try!(self.bytes.$reader_method::<NetworkEndian>());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     impl_nums!(i32, deserialize_i32, visit_i32, read_i32);
[INFO] [stdout]    |     ----------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_nums` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:36:25
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let value = try!(self.bytes.$reader_method::<NetworkEndian>());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     impl_nums!(i64, deserialize_i64, visit_i64, read_i64);
[INFO] [stdout]    |     ----------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_nums` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:36:25
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let value = try!(self.bytes.$reader_method::<NetworkEndian>());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     impl_nums!(f32, deserialize_f32, visit_f32, read_f32);
[INFO] [stdout]    |     ----------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_nums` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:36:25
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let value = try!(self.bytes.$reader_method::<NetworkEndian>());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 69 |     impl_nums!(f64, deserialize_f64, visit_f64, read_f64);
[INFO] [stdout]    |     ----------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_nums` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:75:26
[INFO] [stdout]    |
[INFO] [stdout] 75 |         visitor.visit_u8(try!(self.bytes.read_u8()))
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:82:26
[INFO] [stdout]    |
[INFO] [stdout] 82 |         visitor.visit_i8(try!(self.bytes.read_i8()))
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/de.rs:117:36
[INFO] [stdout]     |
[INFO] [stdout] 117 |         visitor.visit_borrowed_str(try!(self.read_str()))
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/de.rs:124:36
[INFO] [stdout]     |
[INFO] [stdout] 124 |         visitor.visit_borrowed_str(try!(self.read_str()))
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/de.rs:131:38
[INFO] [stdout]     |
[INFO] [stdout] 131 |         visitor.visit_borrowed_bytes(try!(self.read_slice()))
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/de.rs:138:38
[INFO] [stdout]     |
[INFO] [stdout] 138 |         visitor.visit_borrowed_bytes(try!(self.read_slice()))
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/de.rs:163:15
[INFO] [stdout]     |
[INFO] [stdout] 163 |         match try!(self.bytes.read_u8()) {
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/de.rs:195:19
[INFO] [stdout]     |
[INFO] [stdout] 195 |         let len = try!(Deserialize::deserialize(&mut *self));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/de.rs:235:19
[INFO] [stdout]     |
[INFO] [stdout] 235 |         let len = try!(Deserialize::deserialize(&mut *self));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/de.rs:312:21
[INFO] [stdout]     |
[INFO] [stdout] 312 |         let index = try!(Deserialize::deserialize(&mut *self));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/de.rs:314:21
[INFO] [stdout]     |
[INFO] [stdout] 314 |         let value = try!(seed.deserialize(deserializer));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.08s
[INFO] running `Command { std: "docker" "inspect" "a2869b8da08d468435a39492c15e1bdf0970dfedd939814a2a4b710930b3b73f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2869b8da08d468435a39492c15e1bdf0970dfedd939814a2a4b710930b3b73f", kill_on_drop: false }`
[INFO] [stdout] a2869b8da08d468435a39492c15e1bdf0970dfedd939814a2a4b710930b3b73f
[INFO] running `Command { std: "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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82715938881febb495256e73babe184b446d6c241900fb2bd8bfedc3fb72e171
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "82715938881febb495256e73babe184b446d6c241900fb2bd8bfedc3fb72e171", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ser.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |         try!(self.serialize_u64(v.len() as u64));
[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/ser.rs:112:9
[INFO] [stdout]     |
[INFO] [stdout] 112 |         try!(self.serialize_u64(v.len() as u64));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ser.rs:125:9
[INFO] [stdout]     |
[INFO] [stdout] 125 |         try!(self.writer.write_u8(1));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ser.rs:132:9
[INFO] [stdout]     |
[INFO] [stdout] 132 |         try!(self.serialize_u64(len as u64));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ser.rs:156:9
[INFO] [stdout]     |
[INFO] [stdout] 156 |         try!(self.serialize_u32(variant_index));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ser.rs:163:9
[INFO] [stdout]     |
[INFO] [stdout] 163 |         try!(self.serialize_u64(len as u64));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ser.rs:179:9
[INFO] [stdout]     |
[INFO] [stdout] 179 |         try!(self.serialize_u32(variant_index));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ser.rs:199:9
[INFO] [stdout]     |
[INFO] [stdout] 199 |         try!(self.serialize_u32(variant_index));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:18:19
[INFO] [stdout]    |
[INFO] [stdout] 18 |         let len = try!(Deserialize::deserialize(&mut *self));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:26:24
[INFO] [stdout]    |
[INFO] [stdout] 26 |         str::from_utf8(try!(self.read_slice())).map_err(Into::into)
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:55:15
[INFO] [stdout]    |
[INFO] [stdout] 55 |         match try!(self.bytes.read_u8()) {
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:36:25
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let value = try!(self.bytes.$reader_method::<NetworkEndian>());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 62 |     impl_nums!(u16, deserialize_u16, visit_u16, read_u16);
[INFO] [stdout]    |     ----------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_nums` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:36:25
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let value = try!(self.bytes.$reader_method::<NetworkEndian>());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     impl_nums!(u32, deserialize_u32, visit_u32, read_u32);
[INFO] [stdout]    |     ----------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_nums` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:36:25
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let value = try!(self.bytes.$reader_method::<NetworkEndian>());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     impl_nums!(u64, deserialize_u64, visit_u64, read_u64);
[INFO] [stdout]    |     ----------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_nums` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:36:25
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let value = try!(self.bytes.$reader_method::<NetworkEndian>());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |     impl_nums!(i16, deserialize_i16, visit_i16, read_i16);
[INFO] [stdout]    |     ----------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_nums` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:36:25
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let value = try!(self.bytes.$reader_method::<NetworkEndian>());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     impl_nums!(i32, deserialize_i32, visit_i32, read_i32);
[INFO] [stdout]    |     ----------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_nums` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:36:25
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let value = try!(self.bytes.$reader_method::<NetworkEndian>());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     impl_nums!(i64, deserialize_i64, visit_i64, read_i64);
[INFO] [stdout]    |     ----------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_nums` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:36:25
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let value = try!(self.bytes.$reader_method::<NetworkEndian>());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     impl_nums!(f32, deserialize_f32, visit_f32, read_f32);
[INFO] [stdout]    |     ----------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_nums` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:36:25
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let value = try!(self.bytes.$reader_method::<NetworkEndian>());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 69 |     impl_nums!(f64, deserialize_f64, visit_f64, read_f64);
[INFO] [stdout]    |     ----------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_nums` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:75:26
[INFO] [stdout]    |
[INFO] [stdout] 75 |         visitor.visit_u8(try!(self.bytes.read_u8()))
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:82:26
[INFO] [stdout]    |
[INFO] [stdout] 82 |         visitor.visit_i8(try!(self.bytes.read_i8()))
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/de.rs:117:36
[INFO] [stdout]     |
[INFO] [stdout] 117 |         visitor.visit_borrowed_str(try!(self.read_str()))
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/de.rs:124:36
[INFO] [stdout]     |
[INFO] [stdout] 124 |         visitor.visit_borrowed_str(try!(self.read_str()))
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/de.rs:131:38
[INFO] [stdout]     |
[INFO] [stdout] 131 |         visitor.visit_borrowed_bytes(try!(self.read_slice()))
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/de.rs:138:38
[INFO] [stdout]     |
[INFO] [stdout] 138 |         visitor.visit_borrowed_bytes(try!(self.read_slice()))
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/de.rs:163:15
[INFO] [stdout]     |
[INFO] [stdout] 163 |         match try!(self.bytes.read_u8()) {
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/de.rs:195:19
[INFO] [stdout]     |
[INFO] [stdout] 195 |         let len = try!(Deserialize::deserialize(&mut *self));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/de.rs:235:19
[INFO] [stdout]     |
[INFO] [stdout] 235 |         let len = try!(Deserialize::deserialize(&mut *self));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/de.rs:312:21
[INFO] [stdout]     |
[INFO] [stdout] 312 |         let index = try!(Deserialize::deserialize(&mut *self));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/de.rs:314:21
[INFO] [stdout]     |
[INFO] [stdout] 314 |         let value = try!(seed.deserialize(deserializer));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling bincode v0.8.0
[INFO] [stderr]    Compiling serde-bench v0.0.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ser.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |         try!(self.serialize_u64(v.len() as u64));
[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/ser.rs:112:9
[INFO] [stdout]     |
[INFO] [stdout] 112 |         try!(self.serialize_u64(v.len() as u64));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ser.rs:125:9
[INFO] [stdout]     |
[INFO] [stdout] 125 |         try!(self.writer.write_u8(1));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ser.rs:132:9
[INFO] [stdout]     |
[INFO] [stdout] 132 |         try!(self.serialize_u64(len as u64));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ser.rs:156:9
[INFO] [stdout]     |
[INFO] [stdout] 156 |         try!(self.serialize_u32(variant_index));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ser.rs:163:9
[INFO] [stdout]     |
[INFO] [stdout] 163 |         try!(self.serialize_u64(len as u64));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ser.rs:179:9
[INFO] [stdout]     |
[INFO] [stdout] 179 |         try!(self.serialize_u32(variant_index));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ser.rs:199:9
[INFO] [stdout]     |
[INFO] [stdout] 199 |         try!(self.serialize_u32(variant_index));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:18:19
[INFO] [stdout]    |
[INFO] [stdout] 18 |         let len = try!(Deserialize::deserialize(&mut *self));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:26:24
[INFO] [stdout]    |
[INFO] [stdout] 26 |         str::from_utf8(try!(self.read_slice())).map_err(Into::into)
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:55:15
[INFO] [stdout]    |
[INFO] [stdout] 55 |         match try!(self.bytes.read_u8()) {
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:36:25
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let value = try!(self.bytes.$reader_method::<NetworkEndian>());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 62 |     impl_nums!(u16, deserialize_u16, visit_u16, read_u16);
[INFO] [stdout]    |     ----------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_nums` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:36:25
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let value = try!(self.bytes.$reader_method::<NetworkEndian>());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     impl_nums!(u32, deserialize_u32, visit_u32, read_u32);
[INFO] [stdout]    |     ----------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_nums` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:36:25
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let value = try!(self.bytes.$reader_method::<NetworkEndian>());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     impl_nums!(u64, deserialize_u64, visit_u64, read_u64);
[INFO] [stdout]    |     ----------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_nums` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:36:25
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let value = try!(self.bytes.$reader_method::<NetworkEndian>());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |     impl_nums!(i16, deserialize_i16, visit_i16, read_i16);
[INFO] [stdout]    |     ----------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_nums` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:36:25
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let value = try!(self.bytes.$reader_method::<NetworkEndian>());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     impl_nums!(i32, deserialize_i32, visit_i32, read_i32);
[INFO] [stdout]    |     ----------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_nums` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:36:25
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let value = try!(self.bytes.$reader_method::<NetworkEndian>());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     impl_nums!(i64, deserialize_i64, visit_i64, read_i64);
[INFO] [stdout]    |     ----------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_nums` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:36:25
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let value = try!(self.bytes.$reader_method::<NetworkEndian>());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     impl_nums!(f32, deserialize_f32, visit_f32, read_f32);
[INFO] [stdout]    |     ----------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_nums` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:36:25
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let value = try!(self.bytes.$reader_method::<NetworkEndian>());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 69 |     impl_nums!(f64, deserialize_f64, visit_f64, read_f64);
[INFO] [stdout]    |     ----------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_nums` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:75:26
[INFO] [stdout]    |
[INFO] [stdout] 75 |         visitor.visit_u8(try!(self.bytes.read_u8()))
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/de.rs:82:26
[INFO] [stdout]    |
[INFO] [stdout] 82 |         visitor.visit_i8(try!(self.bytes.read_i8()))
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/de.rs:117:36
[INFO] [stdout]     |
[INFO] [stdout] 117 |         visitor.visit_borrowed_str(try!(self.read_str()))
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/de.rs:124:36
[INFO] [stdout]     |
[INFO] [stdout] 124 |         visitor.visit_borrowed_str(try!(self.read_str()))
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/de.rs:131:38
[INFO] [stdout]     |
[INFO] [stdout] 131 |         visitor.visit_borrowed_bytes(try!(self.read_slice()))
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/de.rs:138:38
[INFO] [stdout]     |
[INFO] [stdout] 138 |         visitor.visit_borrowed_bytes(try!(self.read_slice()))
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/de.rs:163:15
[INFO] [stdout]     |
[INFO] [stdout] 163 |         match try!(self.bytes.read_u8()) {
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/de.rs:195:19
[INFO] [stdout]     |
[INFO] [stdout] 195 |         let len = try!(Deserialize::deserialize(&mut *self));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/de.rs:235:19
[INFO] [stdout]     |
[INFO] [stdout] 235 |         let len = try!(Deserialize::deserialize(&mut *self));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/de.rs:312:21
[INFO] [stdout]     |
[INFO] [stdout] 312 |         let index = try!(Deserialize::deserialize(&mut *self));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/de.rs:314:21
[INFO] [stdout]     |
[INFO] [stdout] 314 |         let value = try!(seed.deserialize(deserializer));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.28s
[INFO] running `Command { std: "docker" "inspect" "82715938881febb495256e73babe184b446d6c241900fb2bd8bfedc3fb72e171", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82715938881febb495256e73babe184b446d6c241900fb2bd8bfedc3fb72e171", kill_on_drop: false }`
[INFO] [stdout] 82715938881febb495256e73babe184b446d6c241900fb2bd8bfedc3fb72e171
[INFO] running `Command { std: "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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 200d194cd51f404bed4a8bcb69a5630dcd0ed743d10cf56908d5cd61987a8063
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "200d194cd51f404bed4a8bcb69a5630dcd0ed743d10cf56908d5cd61987a8063", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/ser.rs:101:9
[INFO] [stderr]     |
[INFO] [stderr] 101 |         try!(self.serialize_u64(v.len() as u64));
[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/ser.rs:112:9
[INFO] [stderr]     |
[INFO] [stderr] 112 |         try!(self.serialize_u64(v.len() as u64));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/ser.rs:125:9
[INFO] [stderr]     |
[INFO] [stderr] 125 |         try!(self.writer.write_u8(1));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/ser.rs:132:9
[INFO] [stderr]     |
[INFO] [stderr] 132 |         try!(self.serialize_u64(len as u64));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/ser.rs:156:9
[INFO] [stderr]     |
[INFO] [stderr] 156 |         try!(self.serialize_u32(variant_index));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/ser.rs:163:9
[INFO] [stderr]     |
[INFO] [stderr] 163 |         try!(self.serialize_u64(len as u64));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/ser.rs:179:9
[INFO] [stderr]     |
[INFO] [stderr] 179 |         try!(self.serialize_u32(variant_index));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/ser.rs:199:9
[INFO] [stderr]     |
[INFO] [stderr] 199 |         try!(self.serialize_u32(variant_index));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/de.rs:18:19
[INFO] [stderr]    |
[INFO] [stderr] 18 |         let len = try!(Deserialize::deserialize(&mut *self));
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/de.rs:26:24
[INFO] [stderr]    |
[INFO] [stderr] 26 |         str::from_utf8(try!(self.read_slice())).map_err(Into::into)
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/de.rs:55:15
[INFO] [stderr]    |
[INFO] [stderr] 55 |         match try!(self.bytes.read_u8()) {
[INFO] [stderr]    |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/de.rs:36:25
[INFO] [stderr]    |
[INFO] [stderr] 36 |             let value = try!(self.bytes.$reader_method::<NetworkEndian>());
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] ...
[INFO] [stderr] 62 |     impl_nums!(u16, deserialize_u16, visit_u16, read_u16);
[INFO] [stderr]    |     ----------------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `impl_nums` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/de.rs:36:25
[INFO] [stderr]    |
[INFO] [stderr] 36 |             let value = try!(self.bytes.$reader_method::<NetworkEndian>());
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] ...
[INFO] [stderr] 63 |     impl_nums!(u32, deserialize_u32, visit_u32, read_u32);
[INFO] [stderr]    |     ----------------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `impl_nums` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/de.rs:36:25
[INFO] [stderr]    |
[INFO] [stderr] 36 |             let value = try!(self.bytes.$reader_method::<NetworkEndian>());
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] ...
[INFO] [stderr] 64 |     impl_nums!(u64, deserialize_u64, visit_u64, read_u64);
[INFO] [stderr]    |     ----------------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `impl_nums` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/de.rs:36:25
[INFO] [stderr]    |
[INFO] [stderr] 36 |             let value = try!(self.bytes.$reader_method::<NetworkEndian>());
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] ...
[INFO] [stderr] 65 |     impl_nums!(i16, deserialize_i16, visit_i16, read_i16);
[INFO] [stderr]    |     ----------------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `impl_nums` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/de.rs:36:25
[INFO] [stderr]    |
[INFO] [stderr] 36 |             let value = try!(self.bytes.$reader_method::<NetworkEndian>());
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] ...
[INFO] [stderr] 66 |     impl_nums!(i32, deserialize_i32, visit_i32, read_i32);
[INFO] [stderr]    |     ----------------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `impl_nums` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/de.rs:36:25
[INFO] [stderr]    |
[INFO] [stderr] 36 |             let value = try!(self.bytes.$reader_method::<NetworkEndian>());
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] ...
[INFO] [stderr] 67 |     impl_nums!(i64, deserialize_i64, visit_i64, read_i64);
[INFO] [stderr]    |     ----------------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `impl_nums` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/de.rs:36:25
[INFO] [stderr]    |
[INFO] [stderr] 36 |             let value = try!(self.bytes.$reader_method::<NetworkEndian>());
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] ...
[INFO] [stderr] 68 |     impl_nums!(f32, deserialize_f32, visit_f32, read_f32);
[INFO] [stderr]    |     ----------------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `impl_nums` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/de.rs:36:25
[INFO] [stderr]    |
[INFO] [stderr] 36 |             let value = try!(self.bytes.$reader_method::<NetworkEndian>());
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] ...
[INFO] [stderr] 69 |     impl_nums!(f64, deserialize_f64, visit_f64, read_f64);
[INFO] [stderr]    |     ----------------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `impl_nums` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/de.rs:75:26
[INFO] [stderr]    |
[INFO] [stderr] 75 |         visitor.visit_u8(try!(self.bytes.read_u8()))
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/de.rs:82:26
[INFO] [stderr]    |
[INFO] [stderr] 82 |         visitor.visit_i8(try!(self.bytes.read_i8()))
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:117:36
[INFO] [stderr]     |
[INFO] [stderr] 117 |         visitor.visit_borrowed_str(try!(self.read_str()))
[INFO] [stderr]     |                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:124:36
[INFO] [stderr]     |
[INFO] [stderr] 124 |         visitor.visit_borrowed_str(try!(self.read_str()))
[INFO] [stderr]     |                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:131:38
[INFO] [stderr]     |
[INFO] [stderr] 131 |         visitor.visit_borrowed_bytes(try!(self.read_slice()))
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:138:38
[INFO] [stderr]     |
[INFO] [stderr] 138 |         visitor.visit_borrowed_bytes(try!(self.read_slice()))
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:163:15
[INFO] [stderr]     |
[INFO] [stderr] 163 |         match try!(self.bytes.read_u8()) {
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:195:19
[INFO] [stderr]     |
[INFO] [stderr] 195 |         let len = try!(Deserialize::deserialize(&mut *self));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:235:19
[INFO] [stderr]     |
[INFO] [stderr] 235 |         let len = try!(Deserialize::deserialize(&mut *self));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:312:21
[INFO] [stderr]     |
[INFO] [stderr] 312 |         let index = try!(Deserialize::deserialize(&mut *self));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:314:21
[INFO] [stderr]     |
[INFO] [stderr] 314 |         let value = try!(seed.deserialize(deserializer));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `serde-bench` (lib) generated 30 warnings
[INFO] [stdout] 
[INFO] [stderr] warning: `serde-bench` (lib test) generated 30 warnings (30 duplicates)
[INFO] [stdout] running 0 tests
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serde_bench-5fce00ebcbd002df)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    Doc-tests serde-bench
[INFO] [stdout] 
[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" "200d194cd51f404bed4a8bcb69a5630dcd0ed743d10cf56908d5cd61987a8063", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "200d194cd51f404bed4a8bcb69a5630dcd0ed743d10cf56908d5cd61987a8063", kill_on_drop: false }`
[INFO] [stdout] 200d194cd51f404bed4a8bcb69a5630dcd0ed743d10cf56908d5cd61987a8063