[INFO] cloning repository https://github.com/bagyr/graph_test [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bagyr/graph_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbagyr%2Fgraph_test", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbagyr%2Fgraph_test'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d4d12f2031e123e46ddbb15b85af5e1d48cd3426 [INFO] building bagyr/graph_test against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbagyr%2Fgraph_test" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bagyr/graph_test on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/bagyr/graph_test [INFO] finished tweaking git repo https://github.com/bagyr/graph_test [INFO] tweaked toml for git repo https://github.com/bagyr/graph_test written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/bagyr/graph_test 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded minifb v0.20.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8f16882dbe153ff7d8236ccb9d9d50baa760b3a6e9e6566dcec2dec7c911a8cc [INFO] running `Command { std: "docker" "start" "-a" "8f16882dbe153ff7d8236ccb9d9d50baa760b3a6e9e6566dcec2dec7c911a8cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8f16882dbe153ff7d8236ccb9d9d50baa760b3a6e9e6566dcec2dec7c911a8cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f16882dbe153ff7d8236ccb9d9d50baa760b3a6e9e6566dcec2dec7c911a8cc", kill_on_drop: false }` [INFO] [stdout] 8f16882dbe153ff7d8236ccb9d9d50baa760b3a6e9e6566dcec2dec7c911a8cc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1991873c7974dab4a5f178f193912a059139f4a28127fdca9871fffe2f1ec52f [INFO] running `Command { std: "docker" "start" "-a" "1991873c7974dab4a5f178f193912a059139f4a28127fdca9871fffe2f1ec52f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling pkg-config v0.3.24 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling xml-rs v0.8.4 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling clang-sys v1.3.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling wayland-sys v0.28.6 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling quote v1.0.14 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling wayland-scanner v0.28.6 [INFO] [stderr] Compiling libloading v0.7.2 [INFO] [stderr] Compiling humantime v2.1.0 [INFO] [stderr] Compiling termcolor v1.1.2 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling bindgen v0.56.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling which v3.1.1 [INFO] [stderr] Compiling shlex v0.1.1 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Compiling nix v0.20.2 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling nom v7.1.0 [INFO] [stderr] Compiling smallvec v1.7.0 [INFO] [stderr] Compiling wayland-client v0.28.6 [INFO] [stderr] Compiling once_cell v1.9.0 [INFO] [stderr] Compiling cexpr v0.4.0 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling minimal-lexical v0.2.1 [INFO] [stderr] Compiling env_logger v0.8.4 [INFO] [stderr] Compiling downcast-rs v1.2.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.15 [INFO] [stderr] Compiling wayland-protocols v0.28.6 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling x11-dl v2.19.1 [INFO] [stderr] Compiling cty v0.2.2 [INFO] [stderr] Compiling cc v1.0.72 [INFO] [stderr] Compiling raw-window-handle v0.4.2 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling wayland-commons v0.28.6 [INFO] [stderr] Compiling minifb v0.20.0 [INFO] [stderr] Compiling xcursor v0.3.4 [INFO] [stderr] Compiling tempfile v3.2.0 [INFO] [stderr] Compiling raw-window-handle v0.3.4 [INFO] [stderr] Compiling wayland-cursor v0.28.6 [INFO] [stderr] Compiling xkbcommon-sys v0.7.5 [INFO] [stderr] Compiling xkb v0.2.1 [INFO] [stderr] Compiling graph_test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Rc` and `self` [INFO] [stdout] --> src/main.rs:5:15 [INFO] [stdout] | [INFO] [stdout] 5 | use std::rc::{self, Rc}; [INFO] [stdout] | ^^^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/paint/color.rs:8:29 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn with_alpha(self, a: u8) -> Color { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/paint/color.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | let mut out = self.clone(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `height` is never read [INFO] [stdout] --> src/paint/screen.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Screen { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 10 | height: usize, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 37.35s [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" "1991873c7974dab4a5f178f193912a059139f4a28127fdca9871fffe2f1ec52f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1991873c7974dab4a5f178f193912a059139f4a28127fdca9871fffe2f1ec52f", kill_on_drop: false }` [INFO] [stdout] 1991873c7974dab4a5f178f193912a059139f4a28127fdca9871fffe2f1ec52f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8c0dcdde920d586dcc26d71958306a65943b56e44c826f30c6b88f2ec45c5817 [INFO] running `Command { std: "docker" "start" "-a" "8c0dcdde920d586dcc26d71958306a65943b56e44c826f30c6b88f2ec45c5817", kill_on_drop: false }` [INFO] [stderr] Compiling graph_test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Rc` and `self` [INFO] [stdout] --> src/main.rs:5:15 [INFO] [stdout] | [INFO] [stdout] 5 | use std::rc::{self, Rc}; [INFO] [stdout] | ^^^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/paint/color.rs:8:29 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn with_alpha(self, a: u8) -> Color { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/paint/color.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | let mut out = self.clone(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `height` is never read [INFO] [stdout] --> src/paint/screen.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Screen { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 10 | height: usize, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.59s [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" "8c0dcdde920d586dcc26d71958306a65943b56e44c826f30c6b88f2ec45c5817", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c0dcdde920d586dcc26d71958306a65943b56e44c826f30c6b88f2ec45c5817", kill_on_drop: false }` [INFO] [stdout] 8c0dcdde920d586dcc26d71958306a65943b56e44c826f30c6b88f2ec45c5817