[INFO] cloning repository https://github.com/augusto2112/chip-8 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/augusto2112/chip-8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faugusto2112%2Fchip-8", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faugusto2112%2Fchip-8'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1522c0b80b733e29174d4361528118fb5b8959fa [INFO] checking augusto2112/chip-8 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faugusto2112%2Fchip-8" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/augusto2112/chip-8 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/augusto2112/chip-8 [INFO] finished tweaking git repo https://github.com/augusto2112/chip-8 [INFO] tweaked toml for git repo https://github.com/augusto2112/chip-8 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/augusto2112/chip-8 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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 wayland-sys v0.27.0 [INFO] [stderr] Downloaded wayland-commons v0.27.0 [INFO] [stderr] Downloaded wayland-scanner v0.27.0 [INFO] [stderr] Downloaded wayland-protocols v0.27.0 [INFO] [stderr] Downloaded wayland-client v0.27.0 [INFO] [stderr] Downloaded minifb v0.19.1 [INFO] [stderr] Downloaded wayland-cursor v0.27.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 413fa05d25759a9311aab820d62ec1590826afb18d0b55a0683ae14ac2fb503d [INFO] running `Command { std: "docker" "start" "-a" "413fa05d25759a9311aab820d62ec1590826afb18d0b55a0683ae14ac2fb503d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "413fa05d25759a9311aab820d62ec1590826afb18d0b55a0683ae14ac2fb503d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "413fa05d25759a9311aab820d62ec1590826afb18d0b55a0683ae14ac2fb503d", kill_on_drop: false }` [INFO] [stdout] 413fa05d25759a9311aab820d62ec1590826afb18d0b55a0683ae14ac2fb503d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 16a8a94449670d5091339c90c4e28b58786326c24344bb350f26a03e6b537238 [INFO] running `Command { std: "docker" "start" "-a" "16a8a94449670d5091339c90c4e28b58786326c24344bb350f26a03e6b537238", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling pkg-config v0.3.16 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Compiling xml-rs v0.8.3 [INFO] [stderr] Compiling nix v0.17.0 [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking ppv-lite86 v0.2.5 [INFO] [stderr] Checking once_cell v1.4.1 [INFO] [stderr] Checking smallvec v1.4.2 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking downcast-rs v1.2.0 [INFO] [stderr] Compiling cc v1.0.45 [INFO] [stderr] Checking unicode-width v0.1.6 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling wayland-sys v0.27.0 [INFO] [stderr] Compiling xkbcommon-sys v0.7.4 [INFO] [stderr] Compiling x11-dl v2.18.4 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Checking c2-chacha v0.2.2 [INFO] [stderr] Compiling minifb v0.19.1 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling wayland-scanner v0.27.0 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking raw-window-handle v0.3.3 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking xkb v0.2.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Compiling wayland-client v0.27.0 [INFO] [stderr] Compiling wayland-protocols v0.27.0 [INFO] [stderr] Checking xcursor v0.3.2 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking wayland-commons v0.27.0 [INFO] [stderr] Checking wayland-cursor v0.27.0 [INFO] [stderr] Checking chip-8 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:15:16 [INFO] [stdout] | [INFO] [stdout] 15 | panic!(String::from("Usage: \"chip-8 \"")); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 15 | panic!("{}", String::from("Usage: \"chip-8 \"")); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:15:16 [INFO] [stdout] | [INFO] [stdout] 15 | panic!(String::from("Usage: \"chip-8 \"")); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 15 | panic!("{}", String::from("Usage: \"chip-8 \"")); [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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.96s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v5.1.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "16a8a94449670d5091339c90c4e28b58786326c24344bb350f26a03e6b537238", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "16a8a94449670d5091339c90c4e28b58786326c24344bb350f26a03e6b537238", kill_on_drop: false }` [INFO] [stdout] 16a8a94449670d5091339c90c4e28b58786326c24344bb350f26a03e6b537238 [INFO] checking augusto2112/chip-8 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faugusto2112%2Fchip-8" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/augusto2112/chip-8 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/augusto2112/chip-8 [INFO] finished tweaking git repo https://github.com/augusto2112/chip-8 [INFO] tweaked toml for git repo https://github.com/augusto2112/chip-8 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/augusto2112/chip-8 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5e63008b0826b71dcb67b4e58b13dc189e08e4fb9ac5e5ed43fd3aeb848d670d [INFO] running `Command { std: "docker" "start" "-a" "5e63008b0826b71dcb67b4e58b13dc189e08e4fb9ac5e5ed43fd3aeb848d670d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5e63008b0826b71dcb67b4e58b13dc189e08e4fb9ac5e5ed43fd3aeb848d670d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5e63008b0826b71dcb67b4e58b13dc189e08e4fb9ac5e5ed43fd3aeb848d670d", kill_on_drop: false }` [INFO] [stdout] 5e63008b0826b71dcb67b4e58b13dc189e08e4fb9ac5e5ed43fd3aeb848d670d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2125f6b8cef288911ca276f53341d82a5088c7e4aa7c4500fae860d3257d3a48 [INFO] running `Command { std: "docker" "start" "-a" "2125f6b8cef288911ca276f53341d82a5088c7e4aa7c4500fae860d3257d3a48", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling pkg-config v0.3.16 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Compiling xml-rs v0.8.3 [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Compiling nix v0.17.0 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking ppv-lite86 v0.2.5 [INFO] [stderr] Checking once_cell v1.4.1 [INFO] [stderr] Checking smallvec v1.4.2 [INFO] [stderr] Checking downcast-rs v1.2.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling cc v1.0.45 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking unicode-width v0.1.6 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Checking c2-chacha v0.2.2 [INFO] [stderr] Compiling wayland-sys v0.27.0 [INFO] [stderr] Compiling xkbcommon-sys v0.7.4 [INFO] [stderr] Compiling x11-dl v2.18.4 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling minifb v0.19.1 [INFO] [stderr] Compiling wayland-scanner v0.27.0 [INFO] [stderr] Checking raw-window-handle v0.3.3 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking xkb v0.2.1 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Compiling wayland-client v0.27.0 [INFO] [stderr] Compiling wayland-protocols v0.27.0 [INFO] [stderr] Checking xcursor v0.3.2 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking wayland-commons v0.27.0 [INFO] [stderr] Checking wayland-cursor v0.27.0 [INFO] [stderr] Checking chip-8 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:15:16 [INFO] [stdout] | [INFO] [stdout] 15 | panic!(String::from("Usage: \"chip-8 \"")); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 15 | panic!("{}", String::from("Usage: \"chip-8 \"")); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:15:16 [INFO] [stdout] | [INFO] [stdout] 15 | panic!(String::from("Usage: \"chip-8 \"")); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 15 | panic!("{}", String::from("Usage: \"chip-8 \"")); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.78s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v5.1.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "2125f6b8cef288911ca276f53341d82a5088c7e4aa7c4500fae860d3257d3a48", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2125f6b8cef288911ca276f53341d82a5088c7e4aa7c4500fae860d3257d3a48", kill_on_drop: false }` [INFO] [stdout] 2125f6b8cef288911ca276f53341d82a5088c7e4aa7c4500fae860d3257d3a48