[INFO] crate macaroons 0.3.3 is already in cache
[INFO] testing macaroons-0.3.3 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate macaroons 0.3.3 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate macaroons 0.3.3 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate macaroons 0.3.3
[INFO] finished tweaking crates.io crate macaroons 0.3.3
[INFO] tweaked toml for crates.io crate macaroons 0.3.3 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bdb0c078241e5fd6cff25d94807c2fe7a52d318260a98fa0dc08007befc3f9b8
[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" "bdb0c078241e5fd6cff25d94807c2fe7a52d318260a98fa0dc08007befc3f9b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bdb0c078241e5fd6cff25d94807c2fe7a52d318260a98fa0dc08007befc3f9b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdb0c078241e5fd6cff25d94807c2fe7a52d318260a98fa0dc08007befc3f9b8", kill_on_drop: false }`
[INFO] [stdout] bdb0c078241e5fd6cff25d94807c2fe7a52d318260a98fa0dc08007befc3f9b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 277bea9455839822d0bda77504515852b93f35ef9d71f10e89ab1d47e47a88d3
[INFO] running `Command { std: "docker" "start" "-a" "277bea9455839822d0bda77504515852b93f35ef9d71f10e89ab1d47e47a88d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling libsodium-sys v0.2.6
[INFO] [stderr]    Compiling sodiumoxide v0.2.6
[INFO] [stderr]    Compiling macaroons v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/v1.rs:49:26
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let length_str = try!(std::str::from_utf8(&data[index..index + PACKET_PREFIX_LENGTH])
[INFO] [stdout]    |                          ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/v1.rs:52:29
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let packet_length = try!(usize::from_str_radix(length_str, 16)
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/v1.rs:57:19
[INFO] [stdout]    |
[INFO] [stdout] 57 |         let pos = try!(packet_bytes.iter()
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/v1.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 |         if try!(value.pop().ok_or(Error::MalformedPacket)) != b'\n' {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/v1.rs:91:26
[INFO] [stdout]    |
[INFO] [stdout] 91 |         let token_data = try!(macaroon.from_base64().map_err(|_e| Error::Base64));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/v1.rs:95:23
[INFO] [stdout]    |
[INFO] [stdout] 95 |         let packet1 = try!(V1Token::depacketize(&token_data, index));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/v1.rs:101:31
[INFO] [stdout]     |
[INFO] [stdout] 101 |                 let packet2 = try!(V1Token::depacketize(&token_data, index));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/v1.rs:118:26
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let packet = try!(V1Token::depacketize(&token_data, index));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/v1.rs:185:13
[INFO] [stdout]     |
[INFO] [stdout] 185 |             try!(V1Token::packetize(&mut result, "location", &self.location.clone().unwrap()));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/v1.rs:188:9
[INFO] [stdout]     |
[INFO] [stdout] 188 |         try!(V1Token::packetize(&mut result, "identifier", &self.identifier));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/v1.rs:191:13
[INFO] [stdout]     |
[INFO] [stdout] 191 |             try!(V1Token::packetize(&mut result, "cid", &caveat.caveat_id));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/v1.rs:194:17
[INFO] [stdout]     |
[INFO] [stdout] 194 |                 try!(V1Token::packetize(&mut result,
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/v1.rs:200:17
[INFO] [stdout]     |
[INFO] [stdout] 200 |                 try!(V1Token::packetize(&mut result,
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/v1.rs:206:9
[INFO] [stdout]     |
[INFO] [stdout] 206 |         try!(V1Token::packetize(&mut result, "signature", &self.tag.to_vec()));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/v1.rs:256:9
[INFO] [stdout]     |
[INFO] [stdout] 256 |         try!(self.authenticate_without_verifying(&key));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:20:32
[INFO] [stdout]    |
[INFO] [stdout] 20 |         write!(fmt, "{}", self.description())
[INFO] [stdout]    |                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 38s
[INFO] running `Command { std: "docker" "inspect" "277bea9455839822d0bda77504515852b93f35ef9d71f10e89ab1d47e47a88d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "277bea9455839822d0bda77504515852b93f35ef9d71f10e89ab1d47e47a88d3", kill_on_drop: false }`
[INFO] [stdout] 277bea9455839822d0bda77504515852b93f35ef9d71f10e89ab1d47e47a88d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5267db07ad639a3b773b563dbc727bd80127fbbd242bc99adfcac9904f1fec6d
[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" "5267db07ad639a3b773b563dbc727bd80127fbbd242bc99adfcac9904f1fec6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling macaroons v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/v1.rs:49:26
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let length_str = try!(std::str::from_utf8(&data[index..index + PACKET_PREFIX_LENGTH])
[INFO] [stdout]    |                          ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/v1.rs:52:29
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let packet_length = try!(usize::from_str_radix(length_str, 16)
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/v1.rs:57:19
[INFO] [stdout]    |
[INFO] [stdout] 57 |         let pos = try!(packet_bytes.iter()
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/v1.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 |         if try!(value.pop().ok_or(Error::MalformedPacket)) != b'\n' {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/v1.rs:91:26
[INFO] [stdout]    |
[INFO] [stdout] 91 |         let token_data = try!(macaroon.from_base64().map_err(|_e| Error::Base64));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/v1.rs:95:23
[INFO] [stdout]    |
[INFO] [stdout] 95 |         let packet1 = try!(V1Token::depacketize(&token_data, index));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/v1.rs:101:31
[INFO] [stdout]     |
[INFO] [stdout] 101 |                 let packet2 = try!(V1Token::depacketize(&token_data, index));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/v1.rs:118:26
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let packet = try!(V1Token::depacketize(&token_data, index));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/v1.rs:185:13
[INFO] [stdout]     |
[INFO] [stdout] 185 |             try!(V1Token::packetize(&mut result, "location", &self.location.clone().unwrap()));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/v1.rs:188:9
[INFO] [stdout]     |
[INFO] [stdout] 188 |         try!(V1Token::packetize(&mut result, "identifier", &self.identifier));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/v1.rs:191:13
[INFO] [stdout]     |
[INFO] [stdout] 191 |             try!(V1Token::packetize(&mut result, "cid", &caveat.caveat_id));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/v1.rs:194:17
[INFO] [stdout]     |
[INFO] [stdout] 194 |                 try!(V1Token::packetize(&mut result,
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/v1.rs:200:17
[INFO] [stdout]     |
[INFO] [stdout] 200 |                 try!(V1Token::packetize(&mut result,
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/v1.rs:206:9
[INFO] [stdout]     |
[INFO] [stdout] 206 |         try!(V1Token::packetize(&mut result, "signature", &self.tag.to_vec()));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/v1.rs:256:9
[INFO] [stdout]     |
[INFO] [stdout] 256 |         try!(self.authenticate_without_verifying(&key));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:20:32
[INFO] [stdout]    |
[INFO] [stdout] 20 |         write!(fmt, "{}", self.description())
[INFO] [stdout]    |                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/v1.rs:49:26
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let length_str = try!(std::str::from_utf8(&data[index..index + PACKET_PREFIX_LENGTH])
[INFO] [stdout]    |                          ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/v1.rs:52:29
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let packet_length = try!(usize::from_str_radix(length_str, 16)
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/v1.rs:57:19
[INFO] [stdout]    |
[INFO] [stdout] 57 |         let pos = try!(packet_bytes.iter()
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/v1.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 |         if try!(value.pop().ok_or(Error::MalformedPacket)) != b'\n' {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/v1.rs:91:26
[INFO] [stdout]    |
[INFO] [stdout] 91 |         let token_data = try!(macaroon.from_base64().map_err(|_e| Error::Base64));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/v1.rs:95:23
[INFO] [stdout]    |
[INFO] [stdout] 95 |         let packet1 = try!(V1Token::depacketize(&token_data, index));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/v1.rs:101:31
[INFO] [stdout]     |
[INFO] [stdout] 101 |                 let packet2 = try!(V1Token::depacketize(&token_data, index));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/v1.rs:118:26
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let packet = try!(V1Token::depacketize(&token_data, index));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/v1.rs:185:13
[INFO] [stdout]     |
[INFO] [stdout] 185 |             try!(V1Token::packetize(&mut result, "location", &self.location.clone().unwrap()));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/v1.rs:188:9
[INFO] [stdout]     |
[INFO] [stdout] 188 |         try!(V1Token::packetize(&mut result, "identifier", &self.identifier));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/v1.rs:191:13
[INFO] [stdout]     |
[INFO] [stdout] 191 |             try!(V1Token::packetize(&mut result, "cid", &caveat.caveat_id));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/v1.rs:194:17
[INFO] [stdout]     |
[INFO] [stdout] 194 |                 try!(V1Token::packetize(&mut result,
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/v1.rs:200:17
[INFO] [stdout]     |
[INFO] [stdout] 200 |                 try!(V1Token::packetize(&mut result,
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/v1.rs:206:9
[INFO] [stdout]     |
[INFO] [stdout] 206 |         try!(V1Token::packetize(&mut result, "signature", &self.tag.to_vec()));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/v1.rs:256:9
[INFO] [stdout]     |
[INFO] [stdout] 256 |         try!(self.authenticate_without_verifying(&key));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:20:32
[INFO] [stdout]    |
[INFO] [stdout] 20 |         write!(fmt, "{}", self.description())
[INFO] [stdout]    |                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "5267db07ad639a3b773b563dbc727bd80127fbbd242bc99adfcac9904f1fec6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5267db07ad639a3b773b563dbc727bd80127fbbd242bc99adfcac9904f1fec6d", kill_on_drop: false }`
[INFO] [stdout] 5267db07ad639a3b773b563dbc727bd80127fbbd242bc99adfcac9904f1fec6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cdc91a41bf20207253e3e44fd92c9ac9b34fe4ab3098c11af70247e217658b6f
[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" "cdc91a41bf20207253e3e44fd92c9ac9b34fe4ab3098c11af70247e217658b6f", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/v1.rs:49:26
[INFO] [stderr]    |
[INFO] [stderr] 49 |         let length_str = try!(std::str::from_utf8(&data[index..index + PACKET_PREFIX_LENGTH])
[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/v1.rs:52:29
[INFO] [stderr]    |
[INFO] [stderr] 52 |         let packet_length = try!(usize::from_str_radix(length_str, 16)
[INFO] [stderr]    |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/v1.rs:57:19
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let pos = try!(packet_bytes.iter()
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/v1.rs:65:12
[INFO] [stderr]    |
[INFO] [stderr] 65 |         if try!(value.pop().ok_or(Error::MalformedPacket)) != b'\n' {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/v1.rs:91:26
[INFO] [stderr]    |
[INFO] [stderr] 91 |         let token_data = try!(macaroon.from_base64().map_err(|_e| Error::Base64));
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/v1.rs:95:23
[INFO] [stderr]    |
[INFO] [stderr] 95 |         let packet1 = try!(V1Token::depacketize(&token_data, index));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/v1.rs:101:31
[INFO] [stderr]     |
[INFO] [stderr] 101 |                 let packet2 = try!(V1Token::depacketize(&token_data, index));
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/v1.rs:118:26
[INFO] [stderr]     |
[INFO] [stderr] 118 |             let packet = try!(V1Token::depacketize(&token_data, index));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/v1.rs:185:13
[INFO] [stderr]     |
[INFO] [stderr] 185 |             try!(V1Token::packetize(&mut result, "location", &self.location.clone().unwrap()));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/v1.rs:188:9
[INFO] [stderr]     |
[INFO] [stderr] 188 |         try!(V1Token::packetize(&mut result, "identifier", &self.identifier));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/v1.rs:191:13
[INFO] [stderr]     |
[INFO] [stderr] 191 |             try!(V1Token::packetize(&mut result, "cid", &caveat.caveat_id));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/v1.rs:194:17
[INFO] [stderr]     |
[INFO] [stderr] 194 |                 try!(V1Token::packetize(&mut result,
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/v1.rs:200:17
[INFO] [stderr]     |
[INFO] [stderr] 200 |                 try!(V1Token::packetize(&mut result,
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/v1.rs:206:9
[INFO] [stderr]     |
[INFO] [stderr] 206 |         try!(V1Token::packetize(&mut result, "signature", &self.tag.to_vec()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/v1.rs:256:9
[INFO] [stderr]     |
[INFO] [stderr] 256 |         try!(self.authenticate_without_verifying(&key));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:20:32
[INFO] [stderr]    |
[INFO] [stderr] 20 |         write!(fmt, "{}", self.description())
[INFO] [stderr]    |                                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 16 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/v1.rs:49:26
[INFO] [stderr]    |
[INFO] [stderr] 49 |         let length_str = try!(std::str::from_utf8(&data[index..index + PACKET_PREFIX_LENGTH])
[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/v1.rs:52:29
[INFO] [stderr]    |
[INFO] [stderr] 52 |         let packet_length = try!(usize::from_str_radix(length_str, 16)
[INFO] [stderr]    |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/v1.rs:57:19
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let pos = try!(packet_bytes.iter()
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/v1.rs:65:12
[INFO] [stderr]    |
[INFO] [stderr] 65 |         if try!(value.pop().ok_or(Error::MalformedPacket)) != b'\n' {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/v1.rs:91:26
[INFO] [stderr]    |
[INFO] [stderr] 91 |         let token_data = try!(macaroon.from_base64().map_err(|_e| Error::Base64));
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/v1.rs:95:23
[INFO] [stderr]    |
[INFO] [stderr] 95 |         let packet1 = try!(V1Token::depacketize(&token_data, index));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/v1.rs:101:31
[INFO] [stderr]     |
[INFO] [stderr] 101 |                 let packet2 = try!(V1Token::depacketize(&token_data, index));
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/v1.rs:118:26
[INFO] [stderr]     |
[INFO] [stderr] 118 |             let packet = try!(V1Token::depacketize(&token_data, index));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/v1.rs:185:13
[INFO] [stderr]     |
[INFO] [stderr] 185 |             try!(V1Token::packetize(&mut result, "location", &self.location.clone().unwrap()));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/v1.rs:188:9
[INFO] [stderr]     |
[INFO] [stderr] 188 |         try!(V1Token::packetize(&mut result, "identifier", &self.identifier));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/v1.rs:191:13
[INFO] [stderr]     |
[INFO] [stderr] 191 |             try!(V1Token::packetize(&mut result, "cid", &caveat.caveat_id));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/v1.rs:194:17
[INFO] [stderr]     |
[INFO] [stderr] 194 |                 try!(V1Token::packetize(&mut result,
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/v1.rs:200:17
[INFO] [stderr]     |
[INFO] [stderr] 200 |                 try!(V1Token::packetize(&mut result,
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/v1.rs:206:9
[INFO] [stderr]     |
[INFO] [stderr] 206 |         try!(V1Token::packetize(&mut result, "signature", &self.tag.to_vec()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/v1.rs:256:9
[INFO] [stderr]     |
[INFO] [stderr] 256 |         try!(self.authenticate_without_verifying(&key));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:20:32
[INFO] [stderr]    |
[INFO] [stderr] 20 |         write!(fmt, "{}", self.description())
[INFO] [stderr]    |                                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 16 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/macaroons-5dec559ee99231ab
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lib-bda147cad0b33afe
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests macaroons
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test signature_with_first_party_caveat ... ok
[INFO] [stdout] test signature_with_third_party_caveat ... ok
[INFO] [stdout] test simple_verification ... ok
[INFO] [stdout] test empty_macaroon_signature ... ok
[INFO] [stdout] test binary_deserialization ... ok
[INFO] [stdout] test binary_serialization ... ok
[INFO] [stdout] test verifying_predicates ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cdc91a41bf20207253e3e44fd92c9ac9b34fe4ab3098c11af70247e217658b6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdc91a41bf20207253e3e44fd92c9ac9b34fe4ab3098c11af70247e217658b6f", kill_on_drop: false }`
[INFO] [stdout] cdc91a41bf20207253e3e44fd92c9ac9b34fe4ab3098c11af70247e217658b6f