[INFO] updating cached repository https://github.com/wimpykid26/rust-examples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bff1d8f9f6d4c8f38a1297896ecc0afa4860467f
[INFO] testing wimpykid26/rust-examples against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwimpykid26%2Frust-examples" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wimpykid26/rust-examples on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wimpykid26/rust-examples
[INFO] finished tweaking git repo https://github.com/wimpykid26/rust-examples
[INFO] tweaked toml for git repo https://github.com/wimpykid26/rust-examples written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/wimpykid26/rust-examples already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4de957fb4ec73cc796f2ade7bca2cb56604c6a374a855af4ffb5752214b2a8ea
[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" "4de957fb4ec73cc796f2ade7bca2cb56604c6a374a855af4ffb5752214b2a8ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4de957fb4ec73cc796f2ade7bca2cb56604c6a374a855af4ffb5752214b2a8ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4de957fb4ec73cc796f2ade7bca2cb56604c6a374a855af4ffb5752214b2a8ea", kill_on_drop: false }`
[INFO] [stdout] 4de957fb4ec73cc796f2ade7bca2cb56604c6a374a855af4ffb5752214b2a8ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e36d40e207dbd0f3049753b6cc0e8be0d35ea7a3947f27af43fc234048419155
[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" "e36d40e207dbd0f3049753b6cc0e8be0d35ea7a3947f27af43fc234048419155", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused label
[INFO] [stdout]   --> src/expressions/loops.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |         'inner: loop {
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/expressions/match_cases.rs:58:14
[INFO] [stdout]    |
[INFO] [stdout] 58 |         n @ 1...12 => println!("Age is {}", n),
[INFO] [stdout]    |              ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/expressions/match_cases.rs:78:11
[INFO] [stdout]    |
[INFO] [stdout] 78 |         12...19 => println!("Teen"),
[INFO] [stdout]    |           ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/functions/closures.rs:19:27
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn return_fn() -> Box<Fn()> {
[INFO] [stdout]    |                           ^^^^ help: use `dyn`: `dyn Fn()`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/expressions/loops.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |             break 'outer;
[INFO] [stdout]    |             ------------ any code following this expression is unreachable
[INFO] [stdout] 26 |         }
[INFO] [stdout] 27 |         println!("This point will never be reached");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/expressions/match_cases.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |         1 | 2 | 3 => println!("This is either 1, 2 or 3"),
[INFO] [stdout]    |         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reference`
[INFO] [stdout]   --> src/expressions/match_cases.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let ref reference = 5;
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_reference`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `Command { std: "docker" "inspect" "e36d40e207dbd0f3049753b6cc0e8be0d35ea7a3947f27af43fc234048419155", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e36d40e207dbd0f3049753b6cc0e8be0d35ea7a3947f27af43fc234048419155", kill_on_drop: false }`
[INFO] [stdout] e36d40e207dbd0f3049753b6cc0e8be0d35ea7a3947f27af43fc234048419155
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a671f473761f4dcf7cfe0bcd54a03439fd296b743542d138d0018c484c3614a1
[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" "a671f473761f4dcf7cfe0bcd54a03439fd296b743542d138d0018c484c3614a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused label
[INFO] [stdout]   --> src/expressions/loops.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |         'inner: loop {
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/expressions/match_cases.rs:58:14
[INFO] [stdout]    |
[INFO] [stdout] 58 |         n @ 1...12 => println!("Age is {}", n),
[INFO] [stdout]    |              ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/expressions/match_cases.rs:78:11
[INFO] [stdout]    |
[INFO] [stdout] 78 |         12...19 => println!("Teen"),
[INFO] [stdout]    |           ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/functions/closures.rs:19:27
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn return_fn() -> Box<Fn()> {
[INFO] [stdout]    |                           ^^^^ help: use `dyn`: `dyn Fn()`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/expressions/loops.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |             break 'outer;
[INFO] [stdout]    |             ------------ any code following this expression is unreachable
[INFO] [stdout] 26 |         }
[INFO] [stdout] 27 |         println!("This point will never be reached");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/expressions/match_cases.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |         1 | 2 | 3 => println!("This is either 1, 2 or 3"),
[INFO] [stdout]    |         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reference`
[INFO] [stdout]   --> src/expressions/match_cases.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let ref reference = 5;
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_reference`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]   --> src/expressions/loops.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |         'inner: loop {
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/expressions/match_cases.rs:58:14
[INFO] [stdout]    |
[INFO] [stdout] 58 |         n @ 1...12 => println!("Age is {}", n),
[INFO] [stdout]    |              ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/expressions/match_cases.rs:78:11
[INFO] [stdout]    |
[INFO] [stdout] 78 |         12...19 => println!("Teen"),
[INFO] [stdout]    |           ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/functions/closures.rs:19:27
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn return_fn() -> Box<Fn()> {
[INFO] [stdout]    |                           ^^^^ help: use `dyn`: `dyn Fn()`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/expressions/loops.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |             break 'outer;
[INFO] [stdout]    |             ------------ any code following this expression is unreachable
[INFO] [stdout] 26 |         }
[INFO] [stdout] 27 |         println!("This point will never be reached");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/expressions/match_cases.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |         1 | 2 | 3 => println!("This is either 1, 2 or 3"),
[INFO] [stdout]    |         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reference`
[INFO] [stdout]   --> src/expressions/match_cases.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let ref reference = 5;
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_reference`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.95s
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a671f473761f4dcf7cfe0bcd54a03439fd296b743542d138d0018c484c3614a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a671f473761f4dcf7cfe0bcd54a03439fd296b743542d138d0018c484c3614a1", kill_on_drop: false }`
[INFO] [stdout] a671f473761f4dcf7cfe0bcd54a03439fd296b743542d138d0018c484c3614a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f7520787a27331238035488364036137ff268ba29d7f0bf17bb27ed11404d7ea
[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" "f7520787a27331238035488364036137ff268ba29d7f0bf17bb27ed11404d7ea", kill_on_drop: false }`
[INFO] [stderr] warning: unused label
[INFO] [stderr]   --> src/expressions/loops.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |         'inner: loop {
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_labels)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/expressions/match_cases.rs:58:14
[INFO] [stderr]    |
[INFO] [stderr] 58 |         n @ 1...12 => println!("Age is {}", n),
[INFO] [stderr]    |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/expressions/match_cases.rs:78:11
[INFO] [stderr]    |
[INFO] [stderr] 78 |         12...19 => println!("Teen"),
[INFO] [stderr]    |           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/functions/closures.rs:19:27
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub fn return_fn() -> Box<Fn()> {
[INFO] [stderr]    |                           ^^^^ help: use `dyn`: `dyn Fn()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> src/expressions/loops.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |             break 'outer;
[INFO] [stderr]    |             ------------ any code following this expression is unreachable
[INFO] [stderr] 26 |         }
[INFO] [stderr] 27 |         println!("This point will never be reached");
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/expressions/match_cases.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 |         1 | 2 | 3 => println!("This is either 1, 2 or 3"),
[INFO] [stderr]    |         ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `reference`
[INFO] [stderr]   --> src/expressions/match_cases.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let ref reference = 5;
[INFO] [stderr]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_reference`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused label
[INFO] [stderr]   --> src/expressions/loops.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |         'inner: loop {
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_labels)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/expressions/match_cases.rs:58:14
[INFO] [stderr]    |
[INFO] [stderr] 58 |         n @ 1...12 => println!("Age is {}", n),
[INFO] [stderr]    |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/expressions/match_cases.rs:78:11
[INFO] [stderr]    |
[INFO] [stderr] 78 |         12...19 => println!("Teen"),
[INFO] [stderr]    |           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/functions/closures.rs:19:27
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub fn return_fn() -> Box<Fn()> {
[INFO] [stderr]    |                           ^^^^ help: use `dyn`: `dyn Fn()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> src/expressions/loops.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |             break 'outer;
[INFO] [stderr]    |             ------------ any code following this expression is unreachable
[INFO] [stderr] 26 |         }
[INFO] [stderr] 27 |         println!("This point will never be reached");
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/expressions/match_cases.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 |         1 | 2 | 3 => println!("This is either 1, 2 or 3"),
[INFO] [stderr]    |         ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `reference`
[INFO] [stderr]   --> src/expressions/match_cases.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let ref reference = 5;
[INFO] [stderr]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_reference`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_examples-7302994f2bc09d2a
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_examples-304718d0b6906438
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust-examples
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f7520787a27331238035488364036137ff268ba29d7f0bf17bb27ed11404d7ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7520787a27331238035488364036137ff268ba29d7f0bf17bb27ed11404d7ea", kill_on_drop: false }`
[INFO] [stdout] f7520787a27331238035488364036137ff268ba29d7f0bf17bb27ed11404d7ea