[INFO] fetching crate show-simplex 0.9.0... [INFO] testing show-simplex-0.9.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1 [INFO] extracting crate show-simplex 0.9.0 into /workspace/builds/worker-5-tc2/source [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-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate show-simplex 0.9.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate show-simplex 0.9.0 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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b2af7301395fce447dfecb52cc11a8d6e2bcbc145213e7d6403ca8303817daf8 [INFO] running `Command { std: "docker" "start" "-a" "b2af7301395fce447dfecb52cc11a8d6e2bcbc145213e7d6403ca8303817daf8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b2af7301395fce447dfecb52cc11a8d6e2bcbc145213e7d6403ca8303817daf8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b2af7301395fce447dfecb52cc11a8d6e2bcbc145213e7d6403ca8303817daf8", kill_on_drop: false }` [INFO] [stdout] b2af7301395fce447dfecb52cc11a8d6e2bcbc145213e7d6403ca8303817daf8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] eacd0c0e8f327dde1ceed6a976334bac6aeccd20c0849c61e5ab557ec479a3d8 [INFO] running `Command { std: "docker" "start" "-a" "eacd0c0e8f327dde1ceed6a976334bac6aeccd20c0849c61e5ab557ec479a3d8", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling libc v0.2.72 [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.34 [INFO] [stderr] Compiling byteorder v1.3.4 [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-width v0.1.8 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling color_quant v1.0.1 [INFO] [stderr] Compiling lzw v0.10.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling inflate v0.3.4 [INFO] [stderr] Compiling gif v0.9.2 [INFO] [stderr] Compiling scoped_threadpool v0.1.9 [INFO] [stderr] Compiling lazy_static v0.2.11 [INFO] [stderr] Compiling schedule_recv v0.1.0 [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 proc-macro-error-attr v1.0.3 [INFO] [stderr] Compiling num-iter v0.1.41 [INFO] [stderr] Compiling proc-macro-error v1.0.3 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling deflate v0.7.20 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling terminal_size v0.1.13 [INFO] [stderr] Compiling clap v2.33.1 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling rand v0.3.23 [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 crossbeam-deque v0.7.3 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling png v0.11.0 [INFO] [stderr] Compiling jpeg-decoder v0.1.20 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling image v0.18.0 [INFO] [stderr] Compiling structopt-derive v0.4.8 [INFO] [stderr] Compiling structopt v0.3.15 [INFO] [stderr] Compiling noise v0.5.1 [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] ... | [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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.56s [INFO] running `Command { std: "docker" "inspect" "eacd0c0e8f327dde1ceed6a976334bac6aeccd20c0849c61e5ab557ec479a3d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eacd0c0e8f327dde1ceed6a976334bac6aeccd20c0849c61e5ab557ec479a3d8", kill_on_drop: false }` [INFO] [stdout] eacd0c0e8f327dde1ceed6a976334bac6aeccd20c0849c61e5ab557ec479a3d8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 56141ffbe230aebe7ad1540889ba2fb5a75c86c408dc8ea763da871d65926cee [INFO] running `Command { std: "docker" "start" "-a" "56141ffbe230aebe7ad1540889ba2fb5a75c86c408dc8ea763da871d65926cee", 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] ... | [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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s [INFO] running `Command { std: "docker" "inspect" "56141ffbe230aebe7ad1540889ba2fb5a75c86c408dc8ea763da871d65926cee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "56141ffbe230aebe7ad1540889ba2fb5a75c86c408dc8ea763da871d65926cee", kill_on_drop: false }` [INFO] [stdout] 56141ffbe230aebe7ad1540889ba2fb5a75c86c408dc8ea763da871d65926cee [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ce22ce5686e91f0567a1fbdeccd3cb572ce7b853c82db4b981042c4f451b808a [INFO] running `Command { std: "docker" "start" "-a" "ce22ce5686e91f0567a1fbdeccd3cb572ce7b853c82db4b981042c4f451b808a", 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] ... | [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)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `show-simplex` (bin "show-simplex" test) generated 1 warning [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/show_simplex-d421474c45d0f573) [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" "ce22ce5686e91f0567a1fbdeccd3cb572ce7b853c82db4b981042c4f451b808a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce22ce5686e91f0567a1fbdeccd3cb572ce7b853c82db4b981042c4f451b808a", kill_on_drop: false }` [INFO] [stdout] ce22ce5686e91f0567a1fbdeccd3cb572ce7b853c82db4b981042c4f451b808a