[INFO] cloning repository https://github.com/toorajtaraz/skywalker [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/toorajtaraz/skywalker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftoorajtaraz%2Fskywalker", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftoorajtaraz%2Fskywalker'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4632f75975fe9496b84fa67fa6b2d28e2c13a958 [INFO] checking toorajtaraz/skywalker against master#00bfd6b2734d9c28a147bf237490995731781fdd for pr-117984 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftoorajtaraz%2Fskywalker" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/toorajtaraz/skywalker on toolchain 00bfd6b2734d9c28a147bf237490995731781fdd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/toorajtaraz/skywalker [INFO] finished tweaking git repo https://github.com/toorajtaraz/skywalker [INFO] tweaked toml for git repo https://github.com/toorajtaraz/skywalker written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/toorajtaraz/skywalker 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" "+00bfd6b2734d9c28a147bf237490995731781fdd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ctrlc v3.2.4 [INFO] [stderr] Downloaded tls-parser v0.9.4 [INFO] [stderr] Downloaded hwaddr v0.1.7 [INFO] [stderr] Downloaded pktparse v0.5.0 [INFO] [stderr] Downloaded librping v0.1.8 [INFO] [stderr] Downloaded librtraceroute v0.1.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+00bfd6b2734d9c28a147bf237490995731781fdd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7d70ad7f898f2c67c3164ce56f33d74d3b6311f6280ff7f337ed443b1b82d8ac [INFO] running `Command { std: "docker" "start" "-a" "7d70ad7f898f2c67c3164ce56f33d74d3b6311f6280ff7f337ed443b1b82d8ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7d70ad7f898f2c67c3164ce56f33d74d3b6311f6280ff7f337ed443b1b82d8ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d70ad7f898f2c67c3164ce56f33d74d3b6311f6280ff7f337ed443b1b82d8ac", kill_on_drop: false }` [INFO] [stdout] 7d70ad7f898f2c67c3164ce56f33d74d3b6311f6280ff7f337ed443b1b82d8ac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+00bfd6b2734d9c28a147bf237490995731781fdd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 22a95a0602b7a61391dfcd5f07cdaf997035a0753e7f6c4474334a6c94237290 [INFO] running `Command { std: "docker" "start" "-a" "22a95a0602b7a61391dfcd5f07cdaf997035a0753e7f6c4474334a6c94237290", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling term v0.4.6 [INFO] [stderr] Compiling unicode-xid v0.0.3 [INFO] [stderr] Compiling bitflags v0.5.0 [INFO] [stderr] Compiling regex-syntax v0.6.28 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking pnet_base v0.27.2 [INFO] [stderr] Compiling ppv-lite86 v0.2.17 [INFO] [stderr] Compiling serde v1.0.152 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Compiling glob v0.2.11 [INFO] [stderr] Compiling lexical-core v0.7.6 [INFO] [stderr] Compiling siphasher v0.3.10 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Checking ryu v1.0.12 [INFO] [stderr] Checking pnet_macros_support v0.27.2 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Compiling phf_shared v0.8.0 [INFO] [stderr] Compiling pnet v0.27.2 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Compiling pcap v0.7.0 [INFO] [stderr] Compiling hwaddr v0.1.7 [INFO] [stderr] Compiling httparse v1.8.0 [INFO] [stderr] Checking phf v0.8.0 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling aho-corasick v0.7.20 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking dns-parser v0.8.0 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Compiling syntex_pos v0.42.0 [INFO] [stderr] Checking pnet_sys v0.27.2 [INFO] [stderr] Checking nix v0.26.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking num_cpus v1.15.0 [INFO] [stderr] Checking enum_primitive v0.1.1 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling syntex_errors v0.42.0 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling syntex_syntax v0.42.0 [INFO] [stderr] Compiling regex v1.7.1 [INFO] [stderr] Checking ctrlc v3.2.4 [INFO] [stderr] Compiling phf_generator v0.8.0 [INFO] [stderr] Compiling phf_codegen v0.8.0 [INFO] [stderr] Compiling tls-parser v0.9.4 [INFO] [stderr] Checking rusticata-macros v2.1.0 [INFO] [stderr] Checking pktparse v0.5.0 [INFO] [stderr] Checking ipnetwork v0.17.0 [INFO] [stderr] Checking pnet_datalink v0.27.2 [INFO] [stderr] Compiling syntex v0.42.2 [INFO] [stderr] Compiling pnet_macros v0.27.2 [INFO] [stderr] Compiling pnet_packet v0.27.2 [INFO] [stderr] Checking pnet_transport v0.27.2 [INFO] [stderr] Checking librtraceroute v0.1.6 [INFO] [stderr] Checking librping v0.1.8 [INFO] [stderr] Checking skywalker v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/util/handle_arg.rs:450:34 [INFO] [stdout] | [INFO] [stdout] 450 | let threads = threads.clone(); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/util/handle_arg.rs:451:78 [INFO] [stdout] | [INFO] [stdout] 451 | let threads = format!("could not parse <{}> to integer.", threads.clone()); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/util/handle_arg.rs:465:34 [INFO] [stdout] | [INFO] [stdout] 465 | let timeout = timeout.clone(); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/util/handle_arg.rs:466:78 [INFO] [stdout] | [INFO] [stdout] 466 | let timeout = format!("could not parse <{}> to integer.", timeout.clone()); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/util/handle_arg.rs:450:34 [INFO] [stdout] | [INFO] [stdout] 450 | let threads = threads.clone(); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/util/handle_arg.rs:451:78 [INFO] [stdout] | [INFO] [stdout] 451 | let threads = format!("could not parse <{}> to integer.", threads.clone()); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/util/handle_arg.rs:465:34 [INFO] [stdout] | [INFO] [stdout] 465 | let timeout = timeout.clone(); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/util/handle_arg.rs:466:78 [INFO] [stdout] | [INFO] [stdout] 466 | let timeout = format!("could not parse <{}> to integer.", timeout.clone()); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.44s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v5.1.2, rustc-serialize v0.3.24 [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" "22a95a0602b7a61391dfcd5f07cdaf997035a0753e7f6c4474334a6c94237290", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "22a95a0602b7a61391dfcd5f07cdaf997035a0753e7f6c4474334a6c94237290", kill_on_drop: false }` [INFO] [stdout] 22a95a0602b7a61391dfcd5f07cdaf997035a0753e7f6c4474334a6c94237290