[INFO] fetching crate juju 1.0.0...
[INFO] checking juju-1.0.0 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] extracting crate juju 1.0.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate juju 1.0.0 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate juju 1.0.0
[INFO] finished tweaking crates.io crate juju 1.0.0
[INFO] tweaked toml for crates.io crate juju 1.0.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded juju v0.3.1
[INFO] [stderr]   Downloaded charmhelpers v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81550c7d67579dfcbcf619c930416c14e0a59a0188df2b5170bb0d973055e514
[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" "81550c7d67579dfcbcf619c930416c14e0a59a0188df2b5170bb0d973055e514", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81550c7d67579dfcbcf619c930416c14e0a59a0188df2b5170bb0d973055e514", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81550c7d67579dfcbcf619c930416c14e0a59a0188df2b5170bb0d973055e514", kill_on_drop: false }`
[INFO] [stdout] 81550c7d67579dfcbcf619c930416c14e0a59a0188df2b5170bb0d973055e514
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49e40466c0e71bba030d8bc434d01ecd15c88d28d338dd909bba97b0aa112996
[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" "49e40466c0e71bba030d8bc434d01ecd15c88d28d338dd909bba97b0aa112996", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking juju v0.3.1
[INFO] [stderr]     Checking serde v0.9.15
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking charmhelpers v0.1.3
[INFO] [stderr]    Compiling libsqlite3-sys v0.9.3
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.2
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]    Compiling serde_derive v0.9.15
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking rusqlite v0.14.0
[INFO] [stderr]     Checking serde_json v0.9.10
[INFO] [stderr]     Checking juju v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/unitdata.rs:165:38
[INFO] [stdout]     |
[INFO] [stdout] 165 |                 let mut values: Vec<&rusqlite::types::ToSql> = Vec::new();
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn rusqlite::types::ToSql`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/unitdata.rs:180:42
[INFO] [stdout]     |
[INFO] [stdout] 180 |                     let mut values: Vec<&rusqlite::types::ToSql> = Vec::new();
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn rusqlite::types::ToSql`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:123:32
[INFO] [stdout]     |
[INFO] [stdout] 123 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/unitdata.rs:165:38
[INFO] [stdout]     |
[INFO] [stdout] 165 |                 let mut values: Vec<&rusqlite::types::ToSql> = Vec::new();
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn rusqlite::types::ToSql`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/unitdata.rs:180:42
[INFO] [stdout]     |
[INFO] [stdout] 180 |                     let mut values: Vec<&rusqlite::types::ToSql> = Vec::new();
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn rusqlite::types::ToSql`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:123:32
[INFO] [stdout]     |
[INFO] [stdout] 123 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[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/lib.rs:95:55
[INFO] [stdout]    |
[INFO] [stdout] 95 |             JujuError::AddrParseError(ref err) => err.description().to_string(),
[INFO] [stdout]    |                                                       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[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/lib.rs:96:54
[INFO] [stdout]    |
[INFO] [stdout] 96 |             JujuError::FromUtf8Error(ref err) => err.description().to_string(),
[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/lib.rs:97:48
[INFO] [stdout]    |
[INFO] [stdout] 97 |             JujuError::IoError(ref err) => err.description().to_string(),
[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/lib.rs:98:54
[INFO] [stdout]    |
[INFO] [stdout] 98 |             JujuError::ParseIntError(ref err) => err.description().to_string(),
[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/lib.rs:99:54
[INFO] [stdout]    |
[INFO] [stdout] 99 |             JujuError::RusqliteError(ref err) => err.description().to_string(),
[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/lib.rs:100:51
[INFO] [stdout]     |
[INFO] [stdout] 100 |             JujuError::SerdeError(ref err) => err.description().to_string(),
[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/lib.rs:101:49
[INFO] [stdout]     |
[INFO] [stdout] 101 |             JujuError::VarError(ref err) => err.description().to_string(),
[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/lib.rs:107:26
[INFO] [stdout]     |
[INFO] [stdout] 107 |         f.write_str(self.description())
[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/lib.rs:114:55
[INFO] [stdout]     |
[INFO] [stdout] 114 |             JujuError::AddrParseError(ref err) => err.description(),
[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/lib.rs:115:54
[INFO] [stdout]     |
[INFO] [stdout] 115 |             JujuError::FromUtf8Error(ref err) => err.description(),
[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/lib.rs:116:48
[INFO] [stdout]     |
[INFO] [stdout] 116 |             JujuError::IoError(ref err) => err.description(),
[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/lib.rs:117:54
[INFO] [stdout]     |
[INFO] [stdout] 117 |             JujuError::ParseIntError(ref err) => err.description(),
[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/lib.rs:118:54
[INFO] [stdout]     |
[INFO] [stdout] 118 |             JujuError::RusqliteError(ref err) => err.description(),
[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/lib.rs:119:51
[INFO] [stdout]     |
[INFO] [stdout] 119 |             JujuError::SerdeError(ref err) => err.description(),
[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/lib.rs:120:49
[INFO] [stdout]     |
[INFO] [stdout] 120 |             JujuError::VarError(ref err) => err.description(),
[INFO] [stdout]     |                                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]    --> src/lib.rs:125:55
[INFO] [stdout]     |
[INFO] [stdout] 125 |             JujuError::AddrParseError(ref err) => err.cause(),
[INFO] [stdout]     |                                                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]    --> src/lib.rs:126:54
[INFO] [stdout]     |
[INFO] [stdout] 126 |             JujuError::FromUtf8Error(ref err) => err.cause(),
[INFO] [stdout]     |                                                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]    --> src/lib.rs:127:48
[INFO] [stdout]     |
[INFO] [stdout] 127 |             JujuError::IoError(ref err) => err.cause(),
[INFO] [stdout]     |                                                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]    --> src/lib.rs:128:54
[INFO] [stdout]     |
[INFO] [stdout] 128 |             JujuError::ParseIntError(ref err) => err.cause(),
[INFO] [stdout]     |                                                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]    --> src/lib.rs:129:51
[INFO] [stdout]     |
[INFO] [stdout] 129 |             JujuError::SerdeError(ref err) => err.cause(),
[INFO] [stdout]     |                                                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]    --> src/lib.rs:130:54
[INFO] [stdout]     |
[INFO] [stdout] 130 |             JujuError::RusqliteError(ref err) => err.cause(),
[INFO] [stdout]     |                                                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]    --> src/lib.rs:131:49
[INFO] [stdout]     |
[INFO] [stdout] 131 |             JujuError::VarError(ref err) => err.cause(),
[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/lib.rs:95:55
[INFO] [stdout]    |
[INFO] [stdout] 95 |             JujuError::AddrParseError(ref err) => err.description().to_string(),
[INFO] [stdout]    |                                                       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[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/lib.rs:96:54
[INFO] [stdout]    |
[INFO] [stdout] 96 |             JujuError::FromUtf8Error(ref err) => err.description().to_string(),
[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/lib.rs:97:48
[INFO] [stdout]    |
[INFO] [stdout] 97 |             JujuError::IoError(ref err) => err.description().to_string(),
[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/lib.rs:98:54
[INFO] [stdout]    |
[INFO] [stdout] 98 |             JujuError::ParseIntError(ref err) => err.description().to_string(),
[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/lib.rs:99:54
[INFO] [stdout]    |
[INFO] [stdout] 99 |             JujuError::RusqliteError(ref err) => err.description().to_string(),
[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/lib.rs:100:51
[INFO] [stdout]     |
[INFO] [stdout] 100 |             JujuError::SerdeError(ref err) => err.description().to_string(),
[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/lib.rs:101:49
[INFO] [stdout]     |
[INFO] [stdout] 101 |             JujuError::VarError(ref err) => err.description().to_string(),
[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/lib.rs:107:26
[INFO] [stdout]     |
[INFO] [stdout] 107 |         f.write_str(self.description())
[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/lib.rs:114:55
[INFO] [stdout]     |
[INFO] [stdout] 114 |             JujuError::AddrParseError(ref err) => err.description(),
[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/lib.rs:115:54
[INFO] [stdout]     |
[INFO] [stdout] 115 |             JujuError::FromUtf8Error(ref err) => err.description(),
[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/lib.rs:116:48
[INFO] [stdout]     |
[INFO] [stdout] 116 |             JujuError::IoError(ref err) => err.description(),
[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/lib.rs:117:54
[INFO] [stdout]     |
[INFO] [stdout] 117 |             JujuError::ParseIntError(ref err) => err.description(),
[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/lib.rs:118:54
[INFO] [stdout]     |
[INFO] [stdout] 118 |             JujuError::RusqliteError(ref err) => err.description(),
[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/lib.rs:119:51
[INFO] [stdout]     |
[INFO] [stdout] 119 |             JujuError::SerdeError(ref err) => err.description(),
[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/lib.rs:120:49
[INFO] [stdout]     |
[INFO] [stdout] 120 |             JujuError::VarError(ref err) => err.description(),
[INFO] [stdout]     |                                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]    --> src/lib.rs:125:55
[INFO] [stdout]     |
[INFO] [stdout] 125 |             JujuError::AddrParseError(ref err) => err.cause(),
[INFO] [stdout]     |                                                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]    --> src/lib.rs:126:54
[INFO] [stdout]     |
[INFO] [stdout] 126 |             JujuError::FromUtf8Error(ref err) => err.cause(),
[INFO] [stdout]     |                                                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]    --> src/lib.rs:127:48
[INFO] [stdout]     |
[INFO] [stdout] 127 |             JujuError::IoError(ref err) => err.cause(),
[INFO] [stdout]     |                                                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]    --> src/lib.rs:128:54
[INFO] [stdout]     |
[INFO] [stdout] 128 |             JujuError::ParseIntError(ref err) => err.cause(),
[INFO] [stdout]     |                                                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]    --> src/lib.rs:129:51
[INFO] [stdout]     |
[INFO] [stdout] 129 |             JujuError::SerdeError(ref err) => err.cause(),
[INFO] [stdout]     |                                                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]    --> src/lib.rs:130:54
[INFO] [stdout]     |
[INFO] [stdout] 130 |             JujuError::RusqliteError(ref err) => err.cause(),
[INFO] [stdout]     |                                                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]    --> src/lib.rs:131:49
[INFO] [stdout]     |
[INFO] [stdout] 131 |             JujuError::VarError(ref err) => err.cause(),
[INFO] [stdout]     |                                                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/unitdata.rs:113:34
[INFO] [stdout]     |
[INFO] [stdout] 113 |                 results.insert(k.trim_left_matches(&key_prefix).to_string(), value);
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/unitdata.rs:113:34
[INFO] [stdout]     |
[INFO] [stdout] 113 |                 results.insert(k.trim_left_matches(&key_prefix).to_string(), value);
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> tests/test_unitdata.rs:36:53
[INFO] [stdout]    |
[INFO] [stdout] 36 |     assert_eq!(results.get("foo3").unwrap(), "bar");;
[INFO] [stdout]    |                                                     ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> tests/test_unitdata.rs:42:52
[INFO] [stdout]    |
[INFO] [stdout] 42 |     assert_eq!(results_2.get("3").unwrap(), "bar");;
[INFO] [stdout]    |                                                    ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.90s
[INFO] running `Command { std: "docker" "inspect" "49e40466c0e71bba030d8bc434d01ecd15c88d28d338dd909bba97b0aa112996", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49e40466c0e71bba030d8bc434d01ecd15c88d28d338dd909bba97b0aa112996", kill_on_drop: false }`
[INFO] [stdout] 49e40466c0e71bba030d8bc434d01ecd15c88d28d338dd909bba97b0aa112996