[INFO] fetching crate show-simplex 0.9.0... [INFO] testing show-simplex-0.9.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479 [INFO] extracting crate show-simplex 0.9.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate show-simplex 0.9.0 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate show-simplex 0.9.0 [INFO] finished tweaking crates.io crate show-simplex 0.9.0 [INFO] tweaked toml for crates.io crate show-simplex 0.9.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate crates.io crate show-simplex 0.9.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded terminal_size v0.1.13 [INFO] [stderr] Downloaded inflate v0.3.4 [INFO] [stderr] Downloaded noise v0.5.1 [INFO] [stderr] Downloaded png v0.11.0 [INFO] [stderr] Downloaded image v0.18.0 [INFO] [stderr] Downloaded schedule_recv v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a1f1412abfcc64fbfb17f19c77bdb78be4c7c36aa4c498db6e018e0403be5ecf [INFO] running `Command { std: "docker" "start" "-a" "a1f1412abfcc64fbfb17f19c77bdb78be4c7c36aa4c498db6e018e0403be5ecf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a1f1412abfcc64fbfb17f19c77bdb78be4c7c36aa4c498db6e018e0403be5ecf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a1f1412abfcc64fbfb17f19c77bdb78be4c7c36aa4c498db6e018e0403be5ecf", kill_on_drop: false }` [INFO] [stdout] a1f1412abfcc64fbfb17f19c77bdb78be4c7c36aa4c498db6e018e0403be5ecf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 27d420ab5b52134a815eeea69e5a06b0ac72ce222da22e4cb86be5e0156791aa [INFO] running `Command { std: "docker" "start" "-a" "27d420ab5b52134a815eeea69e5a06b0ac72ce222da22e4cb86be5e0156791aa", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling syn v1.0.34 [INFO] [stderr] Compiling rayon-core v1.7.1 [INFO] [stderr] Compiling adler32 v1.1.0 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling lazy_static v0.2.11 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.3 [INFO] [stderr] Compiling proc-macro-error v1.0.3 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling gif v0.9.2 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling terminal_size v0.1.13 [INFO] [stderr] Compiling inflate v0.3.4 [INFO] [stderr] Compiling deflate v0.7.20 [INFO] [stderr] Compiling schedule_recv v0.1.0 [INFO] [stderr] Compiling clap v2.33.1 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.5 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling rayon v1.3.1 [INFO] [stderr] Compiling num-iter v0.1.41 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling crossbeam-queue v0.2.3 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling enum_primitive v0.1.1 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling crossbeam-deque v0.7.3 [INFO] [stderr] Compiling png v0.11.0 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling jpeg-decoder v0.1.20 [INFO] [stderr] Compiling image v0.18.0 [INFO] [stderr] Compiling structopt-derive v0.4.8 [INFO] [stderr] Compiling noise v0.5.1 [INFO] [stderr] Compiling structopt v0.3.15 [INFO] [stderr] Compiling show-simplex v0.9.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:106:5 [INFO] [stdout] | [INFO] [stdout] 84 | / loop { [INFO] [stdout] 85 | | tick.recv().unwrap(); [INFO] [stdout] 86 | | print!("{}[2J", 27 as char); [INFO] [stdout] 87 | | [INFO] [stdout] ... | [INFO] [stdout] 103 | | } [INFO] [stdout] 104 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 105 | [INFO] [stdout] 106 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 24.84s [INFO] running `Command { std: "docker" "inspect" "27d420ab5b52134a815eeea69e5a06b0ac72ce222da22e4cb86be5e0156791aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "27d420ab5b52134a815eeea69e5a06b0ac72ce222da22e4cb86be5e0156791aa", kill_on_drop: false }` [INFO] [stdout] 27d420ab5b52134a815eeea69e5a06b0ac72ce222da22e4cb86be5e0156791aa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ce51f50faa0c84050fec437974c175624cfa29f8a00f4f762e8c98b6d65d70d7 [INFO] running `Command { std: "docker" "start" "-a" "ce51f50faa0c84050fec437974c175624cfa29f8a00f4f762e8c98b6d65d70d7", kill_on_drop: false }` [INFO] [stderr] Compiling show-simplex v0.9.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:106:5 [INFO] [stdout] | [INFO] [stdout] 84 | / loop { [INFO] [stdout] 85 | | tick.recv().unwrap(); [INFO] [stdout] 86 | | print!("{}[2J", 27 as char); [INFO] [stdout] 87 | | [INFO] [stdout] ... | [INFO] [stdout] 103 | | } [INFO] [stdout] 104 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 105 | [INFO] [stdout] 106 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.45s [INFO] running `Command { std: "docker" "inspect" "ce51f50faa0c84050fec437974c175624cfa29f8a00f4f762e8c98b6d65d70d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce51f50faa0c84050fec437974c175624cfa29f8a00f4f762e8c98b6d65d70d7", kill_on_drop: false }` [INFO] [stdout] ce51f50faa0c84050fec437974c175624cfa29f8a00f4f762e8c98b6d65d70d7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 10c616f84f8d615aa016a684b924f063294968f49bc9831528f05fe4b5c79894 [INFO] running `Command { std: "docker" "start" "-a" "10c616f84f8d615aa016a684b924f063294968f49bc9831528f05fe4b5c79894", kill_on_drop: false }` [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/main.rs:106:5 [INFO] [stderr] | [INFO] [stderr] 84 | / loop { [INFO] [stderr] 85 | | tick.recv().unwrap(); [INFO] [stderr] 86 | | print!("{}[2J", 27 as char); [INFO] [stderr] 87 | | [INFO] [stderr] ... | [INFO] [stderr] 103 | | } [INFO] [stderr] 104 | | } [INFO] [stderr] | |_____- any code following this expression is unreachable [INFO] [stderr] 105 | [INFO] [stderr] 106 | Ok(()) [INFO] [stderr] | ^^^^^^ unreachable expression [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `show-simplex` (bin "show-simplex" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/show_simplex-928cf4cf3e32b63b) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "10c616f84f8d615aa016a684b924f063294968f49bc9831528f05fe4b5c79894", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "10c616f84f8d615aa016a684b924f063294968f49bc9831528f05fe4b5c79894", kill_on_drop: false }` [INFO] [stdout] 10c616f84f8d615aa016a684b924f063294968f49bc9831528f05fe4b5c79894