[INFO] cloning repository https://github.com/gacchigachi58/samplecli [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gacchigachi58/samplecli" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgacchigachi58%2Fsamplecli", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgacchigachi58%2Fsamplecli'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2d614016e3ae39511af20b682e4c8470711fb31e [INFO] checking gacchigachi58/samplecli against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgacchigachi58%2Fsamplecli" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/gacchigachi58/samplecli on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/gacchigachi58/samplecli [INFO] finished tweaking git repo https://github.com/gacchigachi58/samplecli [INFO] tweaked toml for git repo https://github.com/gacchigachi58/samplecli written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/gacchigachi58/samplecli already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] b573abc8d4aed084e45f2de27576fabc5cc667440a0bef365cbd28d5bc9292a4 [INFO] running `Command { std: "docker" "start" "-a" "b573abc8d4aed084e45f2de27576fabc5cc667440a0bef365cbd28d5bc9292a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b573abc8d4aed084e45f2de27576fabc5cc667440a0bef365cbd28d5bc9292a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b573abc8d4aed084e45f2de27576fabc5cc667440a0bef365cbd28d5bc9292a4", kill_on_drop: false }` [INFO] [stdout] b573abc8d4aed084e45f2de27576fabc5cc667440a0bef365cbd28d5bc9292a4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dd643be807d283d85899e3b282ab55765a2791ca3c2a31e2b820aeb3ae494cb0 [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" "dd643be807d283d85899e3b282ab55765a2791ca3c2a31e2b820aeb3ae494cb0", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking textwrap v0.12.1 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling syn v1.0.68 [INFO] [stderr] Compiling thiserror-impl v1.0.24 [INFO] [stderr] Compiling clap_derive v3.0.0-beta.2 [INFO] [stderr] Checking thiserror v1.0.24 [INFO] [stderr] Checking clap v3.0.0-beta.2 [INFO] [stderr] Checking rpncalc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:123:5 [INFO] [stdout] | [INFO] [stdout] 123 | calc.eval("1 1 ^"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 42.06s [INFO] running `Command { std: "docker" "inspect" "dd643be807d283d85899e3b282ab55765a2791ca3c2a31e2b820aeb3ae494cb0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dd643be807d283d85899e3b282ab55765a2791ca3c2a31e2b820aeb3ae494cb0", kill_on_drop: false }` [INFO] [stdout] dd643be807d283d85899e3b282ab55765a2791ca3c2a31e2b820aeb3ae494cb0