[INFO] crate macaroons 0.3.3 is already in cache
[INFO] testing macaroons-0.3.3 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate macaroons 0.3.3 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate macaroons 0.3.3 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 94674f235f10cce7e973082a224000ccbed4499fc1b6bcb7ec3d5fa982086225
[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" "94674f235f10cce7e973082a224000ccbed4499fc1b6bcb7ec3d5fa982086225", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94674f235f10cce7e973082a224000ccbed4499fc1b6bcb7ec3d5fa982086225", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94674f235f10cce7e973082a224000ccbed4499fc1b6bcb7ec3d5fa982086225", kill_on_drop: false }`
[INFO] [stdout] 94674f235f10cce7e973082a224000ccbed4499fc1b6bcb7ec3d5fa982086225
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 6be3d907f3cf3789494f2ab5754e17820662d57b627f505526b86e173567a93b
[INFO] running `Command { std: "docker" "start" "-a" "6be3d907f3cf3789494f2ab5754e17820662d57b627f505526b86e173567a93b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[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 57s
[INFO] running `Command { std: "docker" "inspect" "6be3d907f3cf3789494f2ab5754e17820662d57b627f505526b86e173567a93b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6be3d907f3cf3789494f2ab5754e17820662d57b627f505526b86e173567a93b", kill_on_drop: false }`
[INFO] [stdout] 6be3d907f3cf3789494f2ab5754e17820662d57b627f505526b86e173567a93b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74de8bfdddb0999df218e23f1a71a0106dee15648c5d2fe386e6df1e9f68bbd4
[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" "74de8bfdddb0999df218e23f1a71a0106dee15648c5d2fe386e6df1e9f68bbd4", 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 1.29s
[INFO] running `Command { std: "docker" "inspect" "74de8bfdddb0999df218e23f1a71a0106dee15648c5d2fe386e6df1e9f68bbd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74de8bfdddb0999df218e23f1a71a0106dee15648c5d2fe386e6df1e9f68bbd4", kill_on_drop: false }`
[INFO] [stdout] 74de8bfdddb0999df218e23f1a71a0106dee15648c5d2fe386e6df1e9f68bbd4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2ad340406355570362312a72ebcafce51ca7f8d64966b0959bea12c70e2b8783
[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" "2ad340406355570362312a72ebcafce51ca7f8d64966b0959bea12c70e2b8783", 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-8c3f3b693fd5ad2d
[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] [stderr]      Running /opt/rustwide/target/debug/deps/lib-3014c0be8df87498
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test binary_deserialization ... ok
[INFO] [stdout] test signature_with_first_party_caveat ... ok
[INFO] [stdout] test simple_verification ... ok
[INFO] [stdout] test binary_serialization ... ok
[INFO] [stdout] test signature_with_third_party_caveat ... ok
[INFO] [stdout] test verifying_predicates ... ok
[INFO] [stderr]    Doc-tests macaroons
[INFO] [stdout] test empty_macaroon_signature ... 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" "2ad340406355570362312a72ebcafce51ca7f8d64966b0959bea12c70e2b8783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ad340406355570362312a72ebcafce51ca7f8d64966b0959bea12c70e2b8783", kill_on_drop: false }`
[INFO] [stdout] 2ad340406355570362312a72ebcafce51ca7f8d64966b0959bea12c70e2b8783