[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 try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgacchigachi58%2Fsamplecli" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [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-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/gacchigachi58/samplecli on toolchain b1f2594eac607c1f051534800237eeedb5590a49 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/gacchigachi58/samplecli 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9c5b4199b613d055aa2d5640f367fb23c4e927cc7d1fcbeab0dc06d78941ed42 [INFO] running `Command { std: "docker" "start" "-a" "9c5b4199b613d055aa2d5640f367fb23c4e927cc7d1fcbeab0dc06d78941ed42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9c5b4199b613d055aa2d5640f367fb23c4e927cc7d1fcbeab0dc06d78941ed42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c5b4199b613d055aa2d5640f367fb23c4e927cc7d1fcbeab0dc06d78941ed42", kill_on_drop: false }` [INFO] [stdout] 9c5b4199b613d055aa2d5640f367fb23c4e927cc7d1fcbeab0dc06d78941ed42 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aa10158ecca1d2e3db5f7d4e9be5a64e2320e4ddc0bd95372e4c67ecc1d17469 [INFO] running `Command { std: "docker" "start" "-a" "aa10158ecca1d2e3db5f7d4e9be5a64e2320e4ddc0bd95372e4c67ecc1d17469", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling syn v1.0.68 [INFO] [stderr] Compiling libc v0.2.79 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Compiling anyhow v1.0.40 [INFO] [stderr] Checking textwrap v0.12.1 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Checking os_str_bytes v2.4.0 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling clap_derive v3.0.0-beta.2 [INFO] [stderr] Compiling thiserror-impl v1.0.24 [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: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 123 | let _ = calc.eval("1 1 ^"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.05s [INFO] running `Command { std: "docker" "inspect" "aa10158ecca1d2e3db5f7d4e9be5a64e2320e4ddc0bd95372e4c67ecc1d17469", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa10158ecca1d2e3db5f7d4e9be5a64e2320e4ddc0bd95372e4c67ecc1d17469", kill_on_drop: false }` [INFO] [stdout] aa10158ecca1d2e3db5f7d4e9be5a64e2320e4ddc0bd95372e4c67ecc1d17469