[INFO] cloning repository https://github.com/ferrite-rs/ferrite-tutorial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ferrite-rs/ferrite-tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fferrite-rs%2Fferrite-tutorial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fferrite-rs%2Fferrite-tutorial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a84f78984c4130a657ff7cbcae51e86e32764446
[INFO] checking ferrite-rs/ferrite-tutorial against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fferrite-rs%2Fferrite-tutorial" "/workspace/builds/worker-89/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-89/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ferrite-rs/ferrite-tutorial on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ferrite-rs/ferrite-tutorial
[INFO] finished tweaking git repo https://github.com/ferrite-rs/ferrite-tutorial
[INFO] tweaked toml for git repo https://github.com/ferrite-rs/ferrite-tutorial written to /workspace/builds/worker-89/source/Cargo.toml
[INFO] crate git repo https://github.com/ferrite-rs/ferrite-tutorial already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ipc-channel v0.15.0
[INFO] [stderr]   Downloaded tokio v1.7.0
[INFO] [stderr]   Downloaded ferrite-session v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 238e67dbb4fdcc7fe637bbcb45ff7b6b072498e34dbf4312bc9affafbb64f82a
[INFO] running `Command { std: "docker" "start" "-a" "238e67dbb4fdcc7fe637bbcb45ff7b6b072498e34dbf4312bc9affafbb64f82a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "238e67dbb4fdcc7fe637bbcb45ff7b6b072498e34dbf4312bc9affafbb64f82a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "238e67dbb4fdcc7fe637bbcb45ff7b6b072498e34dbf4312bc9affafbb64f82a", kill_on_drop: false }`
[INFO] [stdout] 238e67dbb4fdcc7fe637bbcb45ff7b6b072498e34dbf4312bc9affafbb64f82a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e4f5e19cab2894af29e09bcafeba827a793f85a6d22ff1e7b745a5a91e0d4b7
[INFO] running `Command { std: "docker" "start" "-a" "4e4f5e19cab2894af29e09bcafeba827a793f85a6d22ff1e7b745a5a91e0d4b7", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo.
[INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously.
[INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html
[INFO] [stderr] When building the following dependencies, the given features will no longer be used:
[INFO] [stderr] 
[INFO] [stderr]   tokio v1.7.0: winapi
[INFO] [stderr] 
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling tokio v1.7.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking ipc-channel v0.15.0
[INFO] [stderr]     Checking ferrite-session v0.2.0
[INFO] [stderr]     Checking ferrite-tutorial v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/bin/08_queue.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/07_rec_atm.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/06_rec_calculator.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/02_adder.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/10_dining_philosophers.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/05_simple_atm.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/04_simple_calculator.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/09_shared_queue.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/00_hello.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/01_greet.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/03_coin_exchange.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/bin/08_queue.rs (1 fix)
[INFO] [stdout] warning: function is never used: `elem`
[INFO] [stdout]   --> src/bin/08_queue.rs:75:4
[INFO] [stdout]    |
[INFO] [stdout] 75 | fn elem(_val: String) -> Session<ReceiveChannel<Queue, Queue>>
[INFO] [stdout]    |    ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]        Fixed src/bin/07_rec_atm.rs (5 fixes)
[INFO] [stdout] warning: constant is never used: `MAX_RETRY`
[INFO] [stdout]    --> src/bin/07_rec_atm.rs:109:1
[INFO] [stdout]     |
[INFO] [stdout] 109 | const MAX_RETRY: u8 = 3;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `amount`
[INFO] [stdout]    --> src/bin/07_rec_atm.rs:126:3
[INFO] [stdout]     |
[INFO] [stdout] 126 |   amount: CashAmount,
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `forge_cash`
[INFO] [stdout]    --> src/bin/07_rec_atm.rs:131:4
[INFO] [stdout]     |
[INFO] [stdout] 131 | fn forge_cash(amount: u64) -> Session<Cash> {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `spend_cash`
[INFO] [stdout]    --> src/bin/07_rec_atm.rs:140:4
[INFO] [stdout]     |
[INFO] [stdout] 140 | fn spend_cash() -> Session<ReceiveChannel<Cash, End>> {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]        Fixed src/bin/06_rec_calculator.rs (4 fixes)
[INFO] [stdout] warning: type alias is never used: `Adder`
[INFO] [stdout]   --> src/bin/02_adder.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | / type Adder =
[INFO] [stdout] 22 | |   ReceiveValue<i32, ReceiveValue<i32, SendValue<i32, End>>>;
[INFO] [stdout]    | |____________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `adder_provider`
[INFO] [stdout]   --> src/bin/02_adder.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn adder_provider() -> Session<Adder> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `adder_client`
[INFO] [stdout]   --> src/bin/02_adder.rs:30:4
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn adder_client() -> Session<ReceiveChannel<Adder, End>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Adder`
[INFO] [stdout]   --> src/bin/02_adder.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | / type Adder =
[INFO] [stdout] 22 | |   ReceiveValue<i32, ReceiveValue<i32, SendValue<i32, End>>>;
[INFO] [stdout]    | |____________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `adder_provider`
[INFO] [stdout]   --> src/bin/02_adder.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn adder_provider() -> Session<Adder> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `adder_client`
[INFO] [stdout]   --> src/bin/02_adder.rs:30:4
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn adder_client() -> Session<ReceiveChannel<Adder, End>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]        Fixed src/bin/10_dining_philosophers.rs (6 fixes)
[INFO] [stderr]        Fixed src/bin/05_simple_atm.rs (4 fixes)
[INFO] [stdout] warning: field is never read: `amount`
[INFO] [stdout]   --> src/bin/05_simple_atm.rs:86:3
[INFO] [stdout]    |
[INFO] [stdout] 86 |   amount: CashAmount,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `forge_cash`
[INFO] [stdout]   --> src/bin/05_simple_atm.rs:91:4
[INFO] [stdout]    |
[INFO] [stdout] 91 | fn forge_cash(amount: u64) -> Session<Cash> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `spend_cash`
[INFO] [stdout]    --> src/bin/05_simple_atm.rs:100:4
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn spend_cash() -> Session<ReceiveChannel<Cash, End>> {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]        Fixed src/bin/04_simple_calculator.rs (2 fixes)
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]        Fixed src/bin/09_shared_queue.rs (5 fixes)
[INFO] [stdout] warning: function is never used: `head_queue`
[INFO] [stdout]   --> src/bin/09_shared_queue.rs:72:4
[INFO] [stdout]    |
[INFO] [stdout] 72 | fn head_queue(
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MAX_RETRY`
[INFO] [stdout]    --> src/bin/07_rec_atm.rs:109:1
[INFO] [stdout]     |
[INFO] [stdout] 109 | const MAX_RETRY: u8 = 3;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `amount`
[INFO] [stdout]    --> src/bin/07_rec_atm.rs:126:3
[INFO] [stdout]     |
[INFO] [stdout] 126 |   amount: CashAmount,
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `forge_cash`
[INFO] [stdout]    --> src/bin/07_rec_atm.rs:131:4
[INFO] [stdout]     |
[INFO] [stdout] 131 | fn forge_cash(amount: u64) -> Session<Cash> {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `spend_cash`
[INFO] [stdout]    --> src/bin/07_rec_atm.rs:140:4
[INFO] [stdout]     |
[INFO] [stdout] 140 | fn spend_cash() -> Session<ReceiveChannel<Cash, End>> {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]        Fixed src/bin/03_coin_exchange.rs (4 fixes)
[INFO] [stdout] warning: function is never used: `head_queue`
[INFO] [stdout]   --> src/bin/09_shared_queue.rs:72:4
[INFO] [stdout]    |
[INFO] [stdout] 72 | fn head_queue(
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `elem`
[INFO] [stdout]   --> src/bin/08_queue.rs:75:4
[INFO] [stdout]    |
[INFO] [stdout] 75 | fn elem(_val: String) -> Session<ReceiveChannel<Queue, Queue>>
[INFO] [stdout]    |    ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `amount`
[INFO] [stdout]   --> src/bin/05_simple_atm.rs:86:3
[INFO] [stdout]    |
[INFO] [stdout] 86 |   amount: CashAmount,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `forge_cash`
[INFO] [stdout]   --> src/bin/05_simple_atm.rs:91:4
[INFO] [stdout]    |
[INFO] [stdout] 91 | fn forge_cash(amount: u64) -> Session<Cash> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `spend_cash`
[INFO] [stdout]    --> src/bin/05_simple_atm.rs:100:4
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn spend_cash() -> Session<ReceiveChannel<Cash, End>> {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.37s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]    Compiling tokio v1.7.0
[INFO] [stderr]     Checking ferrite-session v0.2.0
[INFO] [stderr]     Checking ferrite-tutorial v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: type alias is never used: `Adder`
[INFO] [stdout]   --> src/bin/02_adder.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | / type Adder =
[INFO] [stdout] 22 | |   ReceiveValue<i32, ReceiveValue<i32, SendValue<i32, End>>>;
[INFO] [stdout]    | |____________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `adder_provider`
[INFO] [stdout]   --> src/bin/02_adder.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn adder_provider() -> Session<Adder> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `adder_client`
[INFO] [stdout]   --> src/bin/02_adder.rs:30:4
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn adder_client() -> Session<ReceiveChannel<Adder, End>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Adder`
[INFO] [stdout]   --> src/bin/02_adder.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | / type Adder =
[INFO] [stdout] 22 | |   ReceiveValue<i32, ReceiveValue<i32, SendValue<i32, End>>>;
[INFO] [stdout]    | |____________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `adder_provider`
[INFO] [stdout]   --> src/bin/02_adder.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn adder_provider() -> Session<Adder> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `adder_client`
[INFO] [stdout]   --> src/bin/02_adder.rs:30:4
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn adder_client() -> Session<ReceiveChannel<Adder, End>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `elem`
[INFO] [stdout]   --> src/bin/08_queue.rs:75:4
[INFO] [stdout]    |
[INFO] [stdout] 75 | fn elem(_val: String) -> Session<ReceiveChannel<Queue, Queue>>
[INFO] [stdout]    |    ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MAX_RETRY`
[INFO] [stdout]    --> src/bin/07_rec_atm.rs:109:1
[INFO] [stdout]     |
[INFO] [stdout] 109 | const MAX_RETRY: u8 = 3;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `amount`
[INFO] [stdout]    --> src/bin/07_rec_atm.rs:126:3
[INFO] [stdout]     |
[INFO] [stdout] 126 |   amount: CashAmount,
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `forge_cash`
[INFO] [stdout]    --> src/bin/07_rec_atm.rs:131:4
[INFO] [stdout]     |
[INFO] [stdout] 131 | fn forge_cash(amount: u64) -> Session<Cash> {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `spend_cash`
[INFO] [stdout]    --> src/bin/07_rec_atm.rs:140:4
[INFO] [stdout]     |
[INFO] [stdout] 140 | fn spend_cash() -> Session<ReceiveChannel<Cash, End>> {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MAX_RETRY`
[INFO] [stdout]    --> src/bin/07_rec_atm.rs:109:1
[INFO] [stdout]     |
[INFO] [stdout] 109 | const MAX_RETRY: u8 = 3;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `amount`
[INFO] [stdout]    --> src/bin/07_rec_atm.rs:126:3
[INFO] [stdout]     |
[INFO] [stdout] 126 |   amount: CashAmount,
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `forge_cash`
[INFO] [stdout]    --> src/bin/07_rec_atm.rs:131:4
[INFO] [stdout]     |
[INFO] [stdout] 131 | fn forge_cash(amount: u64) -> Session<Cash> {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `spend_cash`
[INFO] [stdout]    --> src/bin/07_rec_atm.rs:140:4
[INFO] [stdout]     |
[INFO] [stdout] 140 | fn spend_cash() -> Session<ReceiveChannel<Cash, End>> {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `amount`
[INFO] [stdout]   --> src/bin/05_simple_atm.rs:86:3
[INFO] [stdout]    |
[INFO] [stdout] 86 |   amount: CashAmount,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `forge_cash`
[INFO] [stdout]   --> src/bin/05_simple_atm.rs:91:4
[INFO] [stdout]    |
[INFO] [stdout] 91 | fn forge_cash(amount: u64) -> Session<Cash> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `spend_cash`
[INFO] [stdout]    --> src/bin/05_simple_atm.rs:100:4
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn spend_cash() -> Session<ReceiveChannel<Cash, End>> {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `elem`
[INFO] [stdout]   --> src/bin/08_queue.rs:75:4
[INFO] [stdout]    |
[INFO] [stdout] 75 | fn elem(_val: String) -> Session<ReceiveChannel<Queue, Queue>>
[INFO] [stdout]    |    ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `head_queue`
[INFO] [stdout]   --> src/bin/09_shared_queue.rs:72:4
[INFO] [stdout]    |
[INFO] [stdout] 72 | fn head_queue(
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `head_queue`
[INFO] [stdout]   --> src/bin/09_shared_queue.rs:72:4
[INFO] [stdout]    |
[INFO] [stdout] 72 | fn head_queue(
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `amount`
[INFO] [stdout]   --> src/bin/05_simple_atm.rs:86:3
[INFO] [stdout]    |
[INFO] [stdout] 86 |   amount: CashAmount,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `forge_cash`
[INFO] [stdout]   --> src/bin/05_simple_atm.rs:91:4
[INFO] [stdout]    |
[INFO] [stdout] 91 | fn forge_cash(amount: u64) -> Session<Cash> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `spend_cash`
[INFO] [stdout]    --> src/bin/05_simple_atm.rs:100:4
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn spend_cash() -> Session<ReceiveChannel<Cash, End>> {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.42s
[INFO] running `Command { std: "docker" "inspect" "4e4f5e19cab2894af29e09bcafeba827a793f85a6d22ff1e7b745a5a91e0d4b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e4f5e19cab2894af29e09bcafeba827a793f85a6d22ff1e7b745a5a91e0d4b7", kill_on_drop: false }`
[INFO] [stdout] 4e4f5e19cab2894af29e09bcafeba827a793f85a6d22ff1e7b745a5a91e0d4b7