[INFO] cloning repository https://github.com/hadv/rust-example [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hadv/rust-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhadv%2Frust-example", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhadv%2Frust-example'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3538087775fd5dd2943f0eef00c474506a5ae476 [INFO] checking hadv/rust-example against master#cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3 for pr-135841 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhadv%2Frust-example" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hadv/rust-example on toolchain cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/hadv/rust-example [INFO] finished tweaking git repo https://github.com/hadv/rust-example [INFO] tweaked toml for git repo https://github.com/hadv/rust-example written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/hadv/rust-example 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" "+cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ethereum-types v0.4.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 45ddaa8a3017c102268ecbd2baf5658f473c26814640a3ad75a57f06f57f75f6 [INFO] running `Command { std: "docker" "start" "-a" "45ddaa8a3017c102268ecbd2baf5658f473c26814640a3ad75a57f06f57f75f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "45ddaa8a3017c102268ecbd2baf5658f473c26814640a3ad75a57f06f57f75f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "45ddaa8a3017c102268ecbd2baf5658f473c26814640a3ad75a57f06f57f75f6", kill_on_drop: false }` [INFO] [stdout] 45ddaa8a3017c102268ecbd2baf5658f473c26814640a3ad75a57f06f57f75f6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 477b6cf2653547d53a43431e65df5024a4c2f71f4dbd9248dfb30e21504ce118 [INFO] running `Command { std: "docker" "start" "-a" "477b6cf2653547d53a43431e65df5024a4c2f71f4dbd9248dfb30e21504ce118", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.87 [INFO] [stderr] Compiling heapsize v0.4.2 [INFO] [stderr] Compiling crunchy v0.1.6 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Compiling serde v1.0.123 [INFO] [stderr] Checking rustc-hex v2.1.0 [INFO] [stderr] Checking byteorder v1.4.2 [INFO] [stderr] Checking tiny-keccak v1.5.0 [INFO] [stderr] Checking uint v0.4.1 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking fixed-hash v0.2.5 [INFO] [stderr] Checking ethereum-types-serialize v0.2.2 [INFO] [stderr] Checking ethbloom v0.5.3 [INFO] [stderr] Checking ethereum-types v0.4.2 [INFO] [stderr] Checking rust-example v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait `OutlinePrint` is never used [INFO] [stdout] --> src/main.rs:65:7 [INFO] [stdout] | [INFO] [stdout] 65 | trait OutlinePrint: fmt::Display { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `OutlinePrint` is never used [INFO] [stdout] --> src/main.rs:65:7 [INFO] [stdout] | [INFO] [stdout] 65 | trait OutlinePrint: fmt::Display { [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 4.41s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: uint v0.4.1 [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" "477b6cf2653547d53a43431e65df5024a4c2f71f4dbd9248dfb30e21504ce118", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "477b6cf2653547d53a43431e65df5024a4c2f71f4dbd9248dfb30e21504ce118", kill_on_drop: false }` [INFO] [stdout] 477b6cf2653547d53a43431e65df5024a4c2f71f4dbd9248dfb30e21504ce118