[INFO] fetching crate liquid-ml 0.1.0...
[INFO] checking liquid-ml-0.1.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate liquid-ml 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate liquid-ml 0.1.0
[INFO] finished tweaking crates.io crate liquid-ml 0.1.0
[INFO] tweaked toml for crates.io crate liquid-ml 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate liquid-ml 0.1.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate liquid-ml 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 523def7c775bcef2ed7f2abbe84032a849b43f5acbaeec778b34c30fb95c670e
[INFO] running `Command { std: "docker" "start" "-a" "523def7c775bcef2ed7f2abbe84032a849b43f5acbaeec778b34c30fb95c670e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "523def7c775bcef2ed7f2abbe84032a849b43f5acbaeec778b34c30fb95c670e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "523def7c775bcef2ed7f2abbe84032a849b43f5acbaeec778b34c30fb95c670e", kill_on_drop: false }`
[INFO] [stdout] 523def7c775bcef2ed7f2abbe84032a849b43f5acbaeec778b34c30fb95c670e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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 -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a74e473f22a78cb9b109b656e6cccfff31aeb9b36635c1de10efb63046f8be9
[INFO] running `Command { std: "docker" "start" "-a" "1a74e473f22a78cb9b109b656e6cccfff31aeb9b36635c1de10efb63046f8be9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
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[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]    Compiling hashbrown v0.6.3
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[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking os_str_bytes v6.1.0
[INFO] [stderr]    Compiling sysinfo v0.12.0
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]    Compiling time-macros v0.2.4
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling num-integer v0.1.45
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[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking clap_lex v0.2.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking bytecount v0.6.3
[INFO] [stderr]     Checking regex-automata v0.1.10
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[INFO] [stderr]     Checking radium v0.3.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling const-random-macro v0.1.13
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking const-random v0.1.13
[INFO] [stderr]     Checking rand v0.8.5
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[INFO] [stderr]     Checking time v0.3.9
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking lru v0.4.3
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking easy_reader v0.5.2
[INFO] [stderr]     Checking simple_logger v1.16.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling deepsize_derive v0.1.2
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling clap_derive v3.1.18
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]     Checking deepsize v0.1.2
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking clap v3.1.18
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking sorer v0.1.1
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]     Checking liquid-ml v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> examples/demo_client.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | /     /// The IP:Port at which the registration server is running
[INFO] [stdout] 17 | |     #[clap(
[INFO] [stdout] 18 | |         short = 's',
[INFO] [stdout] 19 | |         long = "server_addr",
[INFO] [stdout] 20 | |         default_value = "127.0.0.1:9000"
[INFO] [stdout] 21 | |     )]
[INFO] [stdout] 22 | |     server_address: String,
[INFO] [stdout]    | |__________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> examples/demo_client.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | /     /// The IP:Port at which this application must run
[INFO] [stdout] 24 | |     #[clap(short = 'm', long = "my_addr", default_value = "127.0.0.2:9002")]
[INFO] [stdout] 25 | |     my_address: String,
[INFO] [stdout]    | |______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `liquid-ml` (example "demo_client") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> examples/distributed_map.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | /     /// The IP:Port at which the registration server is running
[INFO] [stdout] 17 | |     #[clap(
[INFO] [stdout] 18 | |         short = 's',
[INFO] [stdout] 19 | |         long = "server_addr",
[INFO] [stdout] 20 | |         default_value = "127.0.0.1:9000"
[INFO] [stdout] 21 | |     )]
[INFO] [stdout] 22 | |     server_address: String,
[INFO] [stdout]    | |__________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> examples/distributed_map.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | /     /// The IP:Port at which this application must run
[INFO] [stdout] 24 | |     #[clap(short = 'm', long = "my_addr", default_value = "127.0.0.2:9002")]
[INFO] [stdout] 25 | |     my_address: String,
[INFO] [stdout]    | |______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> examples/distributed_from_sor.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | /     /// The IP:Port at which the registration server is running
[INFO] [stdout] 12 | |     #[clap(
[INFO] [stdout] 13 | |         short = 's',
[INFO] [stdout] 14 | |         long = "server_addr",
[INFO] [stdout] 15 | |         default_value = "127.0.0.1:9000"
[INFO] [stdout] 16 | |     )]
[INFO] [stdout] 17 | |     server_address: String,
[INFO] [stdout]    | |__________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> examples/distributed_from_sor.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | /     /// The IP:Port at which this application must run
[INFO] [stdout] 19 | |     #[clap(short = 'm', long = "my_addr", default_value = "127.0.0.2:9002")]
[INFO] [stdout] 20 | |     my_address: String,
[INFO] [stdout]    | |______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `liquid-ml` (example "distributed_from_sor") due to 2 previous errors
[INFO] [stderr] error: could not compile `liquid-ml` (example "distributed_map") due to 2 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> examples/preprocess_data.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | /     /// The name of the CSV input file
[INFO] [stdout] 15 | |     #[clap(
[INFO] [stdout] 16 | |         short = 'i',
[INFO] [stdout] 17 | |         long = "input_file",
[INFO] [stdout] 18 | |         default_value = "/home/tom/Downloads/spy.csv"
[INFO] [stdout] 19 | |     )]
[INFO] [stdout] 20 | |     input_file: String,
[INFO] [stdout]    | |______________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> examples/preprocess_data.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | /     /// The name of the output file
[INFO] [stdout] 22 | |     #[clap(
[INFO] [stdout] 23 | |         short = 'o',
[INFO] [stdout] 24 | |         long = "output_file",
[INFO] [stdout] 25 | |         default_value = "/home/tom/Downloads/spy_processed.sor"
[INFO] [stdout] 26 | |     )]
[INFO] [stdout] 27 | |     output_file: String,
[INFO] [stdout]    | |_______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> examples/word_count.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | /     /// The IP:Port at which the registration server is running
[INFO] [stdout] 20 | |     #[clap(
[INFO] [stdout] 21 | |         short = 's',
[INFO] [stdout] 22 | |         long = "server_addr",
[INFO] [stdout] 23 | |         default_value = "127.0.0.1:9000"
[INFO] [stdout] 24 | |     )]
[INFO] [stdout] 25 | |     server_address: String,
[INFO] [stdout]    | |__________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> examples/word_count.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | /     /// The IP:Port at which this application must run
[INFO] [stdout] 27 | |     #[clap(short = 'm', long = "my_addr", default_value = "127.0.0.2:9002")]
[INFO] [stdout] 28 | |     my_address: String,
[INFO] [stdout]    | |______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `liquid-ml` (example "preprocess_data") due to 2 previous errors
[INFO] [stderr] error: could not compile `liquid-ml` (example "word_count") due to 2 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> examples/random_forest.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | /     /// The IP:Port at which the registration server is running
[INFO] [stdout] 33 | |     #[clap(
[INFO] [stdout] 34 | |         short = 's',
[INFO] [stdout] 35 | |         long = "server_addr",
[INFO] [stdout] 36 | |         default_value = "127.0.0.1:9000"
[INFO] [stdout] 37 | |     )]
[INFO] [stdout] 38 | |     server_address: String,
[INFO] [stdout]    | |__________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> examples/random_forest.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | /     /// The IP:Port at which this application must run
[INFO] [stdout] 40 | |     #[clap(short = 'm', long = "my_addr", default_value = "127.0.0.2:9002")]
[INFO] [stdout] 41 | |     my_address: String,
[INFO] [stdout]    | |______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> examples/random_forest.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | /     /// The name of the data file
[INFO] [stdout] 46 | |     #[clap(
[INFO] [stdout] 47 | |         short = 'd',
[INFO] [stdout] 48 | |         long = "data",
[INFO] [stdout] 49 | |         default_value = "examples/banknote.sor"
[INFO] [stdout] 50 | |     )]
[INFO] [stdout] 51 | |     data: String,
[INFO] [stdout]    | |________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/bin/server.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | /     /// The `IP:Port` at which this server must run
[INFO] [stdout] 18 | |     #[clap(short = 'a', long = "address", default_value = "127.0.0.1:9000")]
[INFO] [stdout] 19 | |     address: String,
[INFO] [stdout]    | |___________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `liquid-ml` (bin "server") due to 1 previous error
[INFO] [stderr] error: could not compile `liquid-ml` (example "random_forest") due to 3 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/bin/server.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | /     /// The `IP:Port` at which this server must run
[INFO] [stdout] 18 | |     #[clap(short = 'a', long = "address", default_value = "127.0.0.1:9000")]
[INFO] [stdout] 19 | |     address: String,
[INFO] [stdout]    | |___________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `liquid-ml` (bin "server" test) due to 1 previous error
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> examples/decision_tree.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | /     /// The name of the data file
[INFO] [stdout] 12 | |     #[clap(
[INFO] [stdout] 13 | |         short = 'd',
[INFO] [stdout] 14 | |         long = "data",
[INFO] [stdout] 15 | |         default_value = "examples/banknote.sor"
[INFO] [stdout] 16 | |     )]
[INFO] [stdout] 17 | |     data: String,
[INFO] [stdout]    | |________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> examples/seven_degrees.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | /     /// The IP:Port at which the registration server is running
[INFO] [stdout] 20 | |     #[clap(
[INFO] [stdout] 21 | |         short = 's',
[INFO] [stdout] 22 | |         long = "server_addr",
[INFO] [stdout] 23 | |         default_value = "127.0.0.1:9000"
[INFO] [stdout] 24 | |     )]
[INFO] [stdout] 25 | |     server_address: String,
[INFO] [stdout]    | |__________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> examples/seven_degrees.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | /     /// The IP:Port at which this application must run
[INFO] [stdout] 27 | |     #[clap(short = 'm', long = "my_addr", default_value = "127.0.0.2:9002")]
[INFO] [stdout] 28 | |     my_address: String,
[INFO] [stdout]    | |______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> examples/seven_degrees.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | /     /// The name of the commits file
[INFO] [stdout] 36 | |     #[clap(
[INFO] [stdout] 37 | |         short = 'c',
[INFO] [stdout] 38 | |         long = "commits",
[INFO] [stdout] 39 | |         default_value = "/home/tom/code/7degrees/commits.ltgt"
[INFO] [stdout] 40 | |     )]
[INFO] [stdout] 41 | |     commits: String,
[INFO] [stdout]    | |___________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> examples/seven_degrees.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | /     /// The name of the projects file
[INFO] [stdout] 43 | |     #[clap(
[INFO] [stdout] 44 | |         short = 'p',
[INFO] [stdout] 45 | |         long = "projects",
[INFO] [stdout] 46 | |         default_value = "/home/tom/code/7degrees/projects.ltgt"
[INFO] [stdout] 47 | |     )]
[INFO] [stdout] 48 | |     _projects: String,
[INFO] [stdout]    | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> examples/seven_degrees.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | /     /// The name of the users file
[INFO] [stdout] 50 | |     #[clap(
[INFO] [stdout] 51 | |         short = 'u',
[INFO] [stdout] 52 | |         long = "users",
[INFO] [stdout] 53 | |         default_value = "/home/tom/code/7degrees/users.ltgt"
[INFO] [stdout] 54 | |     )]
[INFO] [stdout] 55 | |     _users: String,
[INFO] [stdout]    | |__________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `liquid-ml` (example "decision_tree") due to 1 previous error
[INFO] [stderr] error: could not compile `liquid-ml` (example "seven_degrees") due to 5 previous errors
[INFO] [stdout] warning: field `start_idx` is never read
[INFO] [stdout]    --> src/dataframe/row.rs:153:13
[INFO] [stdout]     |
[INFO] [stdout] 147 |     struct TestFielder {
[INFO] [stdout]     |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 153 |         pub start_idx: usize,
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1a74e473f22a78cb9b109b656e6cccfff31aeb9b36635c1de10efb63046f8be9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a74e473f22a78cb9b109b656e6cccfff31aeb9b36635c1de10efb63046f8be9", kill_on_drop: false }`
[INFO] [stdout] 1a74e473f22a78cb9b109b656e6cccfff31aeb9b36635c1de10efb63046f8be9
