[INFO] fetching crate macaroons 0.3.3...
[INFO] testing macaroons-0.3.3 against 1.59.0 for beta-1.60-1
[INFO] extracting crate macaroons 0.3.3 into /workspace/builds/worker-70/source
[INFO] validating manifest of crates.io crate macaroons 0.3.3 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-70/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 938f008f5503f7da76d5e22acc3f662b1844ff5b93a841ff5fc58a2cd3d999c1
[INFO] running `Command { std: "docker" "start" "-a" "938f008f5503f7da76d5e22acc3f662b1844ff5b93a841ff5fc58a2cd3d999c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "938f008f5503f7da76d5e22acc3f662b1844ff5b93a841ff5fc58a2cd3d999c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "938f008f5503f7da76d5e22acc3f662b1844ff5b93a841ff5fc58a2cd3d999c1", kill_on_drop: false }`
[INFO] [stdout] 938f008f5503f7da76d5e22acc3f662b1844ff5b93a841ff5fc58a2cd3d999c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94a4db54db9abe73dee9c5ed21add54caf998fbbdf531c7784833cef5432fb9b
[INFO] running `Command { std: "docker" "start" "-a" "94a4db54db9abe73dee9c5ed21add54caf998fbbdf531c7784833cef5432fb9b", kill_on_drop: false }`
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling signature v1.5.0
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling ed25519 v1.4.0
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling libsodium-sys v0.2.7
[INFO] [stderr]    Compiling sodiumoxide v0.2.7
[INFO] [stderr]    Compiling macaroons v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 associated function `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 58.81s
[INFO] running `Command { std: "docker" "inspect" "94a4db54db9abe73dee9c5ed21add54caf998fbbdf531c7784833cef5432fb9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94a4db54db9abe73dee9c5ed21add54caf998fbbdf531c7784833cef5432fb9b", kill_on_drop: false }`
[INFO] [stdout] 94a4db54db9abe73dee9c5ed21add54caf998fbbdf531c7784833cef5432fb9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8e6ef63abfa2f276546e650f6858f98dc40277e39f852d9b0882298e6c578d0
[INFO] running `Command { std: "docker" "start" "-a" "a8e6ef63abfa2f276546e650f6858f98dc40277e39f852d9b0882298e6c578d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling macaroons v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 associated function `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 associated function `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 1.52s
[INFO] running `Command { std: "docker" "inspect" "a8e6ef63abfa2f276546e650f6858f98dc40277e39f852d9b0882298e6c578d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8e6ef63abfa2f276546e650f6858f98dc40277e39f852d9b0882298e6c578d0", kill_on_drop: false }`
[INFO] [stdout] a8e6ef63abfa2f276546e650f6858f98dc40277e39f852d9b0882298e6c578d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8204dbb734c5fa3c8c3ec2011f0eb7ea66e3137a82495fcd7590ff2b66f3b750
[INFO] running `Command { std: "docker" "start" "-a" "8204dbb734c5fa3c8c3ec2011f0eb7ea66e3137a82495fcd7590ff2b66f3b750", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: use of deprecated macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 associated function `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: `macaroons` (lib) generated 16 warnings
[INFO] [stderr] warning: `macaroons` (lib test) generated 16 warnings (16 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.34s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/macaroons-9cb7b3944d3dee72)
[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] [stderr]      Running tests/lib.rs (/opt/rustwide/target/debug/deps/lib-073804c916453364)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test binary_deserialization ... ok
[INFO] [stdout] test empty_macaroon_signature ... ok
[INFO] [stdout] test signature_with_first_party_caveat ... ok
[INFO] [stdout] test binary_serialization ... ok
[INFO] [stdout] test signature_with_third_party_caveat ... ok
[INFO] [stdout] test simple_verification ... ok
[INFO] [stderr]    Doc-tests macaroons
[INFO] [stdout] test verifying_predicates ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[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" "8204dbb734c5fa3c8c3ec2011f0eb7ea66e3137a82495fcd7590ff2b66f3b750", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8204dbb734c5fa3c8c3ec2011f0eb7ea66e3137a82495fcd7590ff2b66f3b750", kill_on_drop: false }`
[INFO] [stdout] 8204dbb734c5fa3c8c3ec2011f0eb7ea66e3137a82495fcd7590ff2b66f3b750