[INFO] cloning repository https://github.com/gabipurcaru/dedo-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gabipurcaru/dedo-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabipurcaru%2Fdedo-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabipurcaru%2Fdedo-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 330d0921e5ba49846d5773d5effa983ff7c2717a [INFO] checking gabipurcaru/dedo-rust against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabipurcaru%2Fdedo-rust" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/gabipurcaru/dedo-rust on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/gabipurcaru/dedo-rust [INFO] finished tweaking git repo https://github.com/gabipurcaru/dedo-rust [INFO] tweaked toml for git repo https://github.com/gabipurcaru/dedo-rust written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/gabipurcaru/dedo-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "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] bce2db8f7958988eb2714c9ce640dfd8b07dfeaa545e4392afead964fe654b01 [INFO] running `Command { std: "docker" "start" "-a" "bce2db8f7958988eb2714c9ce640dfd8b07dfeaa545e4392afead964fe654b01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bce2db8f7958988eb2714c9ce640dfd8b07dfeaa545e4392afead964fe654b01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bce2db8f7958988eb2714c9ce640dfd8b07dfeaa545e4392afead964fe654b01", kill_on_drop: false }` [INFO] [stdout] bce2db8f7958988eb2714c9ce640dfd8b07dfeaa545e4392afead964fe654b01 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7fc4c373b8a4a3275b25103f901db1c8dcdbcce4230c7ddaf844909cc2f8a1c6 [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" "7fc4c373b8a4a3275b25103f901db1c8dcdbcce4230c7ddaf844909cc2f8a1c6", kill_on_drop: false }` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling autocfg v0.1.5 [INFO] [stderr] Compiling rand_core v0.4.0 [INFO] [stderr] Compiling libc v0.2.60 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling syn v0.15.39 [INFO] [stderr] Compiling string_cache_shared v0.3.0 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling serde v1.0.97 [INFO] [stderr] Compiling regex v1.1.9 [INFO] [stderr] Compiling log v0.4.7 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling utf8-ranges v1.0.3 [INFO] [stderr] Compiling strsim v0.9.2 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling opaque-debug v0.2.2 [INFO] [stderr] Compiling new_debug_unreachable v1.0.3 [INFO] [stderr] Compiling either v1.5.2 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling bit-vec v0.5.1 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling lalrpop-util v0.17.1 [INFO] [stderr] Compiling diff v0.1.11 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking queues v1.1.0 [INFO] [stderr] Compiling block-padding v0.1.4 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling regex-syntax v0.6.8 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling itertools v0.8.0 [INFO] [stderr] Compiling bit-set v0.5.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Checking pretty_assertions v0.6.1 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling ena v0.13.0 [INFO] [stderr] Checking aho-corasick v0.7.4 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling ascii-canvas v2.0.0 [INFO] [stderr] Compiling sha2 v0.8.0 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling string_cache_codegen v0.4.2 [INFO] [stderr] Compiling string_cache v0.7.3 [INFO] [stderr] Compiling serde_derive v1.0.97 [INFO] [stderr] Compiling docopt v1.1.0 [INFO] [stderr] Compiling lalrpop v0.17.1 [INFO] [stderr] Compiling dedo-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/dedo-rust-d9642ea908c862b1/out/language.rs:1373:5 [INFO] [stdout] | [INFO] [stdout] 1373 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/dedo-rust-d9642ea908c862b1/out/language.rs:1495:5 [INFO] [stdout] | [INFO] [stdout] 1495 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/dedo-rust-d9642ea908c862b1/out/language.rs:1538:5 [INFO] [stdout] | [INFO] [stdout] 1538 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/dedo-rust-d9642ea908c862b1/out/language.rs:1581:5 [INFO] [stdout] | [INFO] [stdout] 1581 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/dedo-rust-d9642ea908c862b1/out/language.rs:1624:5 [INFO] [stdout] | [INFO] [stdout] 1624 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/dedo-rust-d9642ea908c862b1/out/language.rs:1373:5 [INFO] [stdout] | [INFO] [stdout] 1373 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/dedo-rust-d9642ea908c862b1/out/language.rs:1373:5 [INFO] [stdout] | [INFO] [stdout] 1373 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/dedo-rust-d9642ea908c862b1/out/language.rs:1495:5 [INFO] [stdout] | [INFO] [stdout] 1495 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/dedo-rust-d9642ea908c862b1/out/language.rs:1538:5 [INFO] [stdout] | [INFO] [stdout] 1538 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/dedo-rust-d9642ea908c862b1/out/language.rs:1581:5 [INFO] [stdout] | [INFO] [stdout] 1581 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/dedo-rust-d9642ea908c862b1/out/language.rs:1624:5 [INFO] [stdout] | [INFO] [stdout] 1624 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/dedo-rust-d9642ea908c862b1/out/language.rs:1373:5 [INFO] [stdout] | [INFO] [stdout] 1373 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 11s [INFO] running `Command { std: "docker" "inspect" "7fc4c373b8a4a3275b25103f901db1c8dcdbcce4230c7ddaf844909cc2f8a1c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7fc4c373b8a4a3275b25103f901db1c8dcdbcce4230c7ddaf844909cc2f8a1c6", kill_on_drop: false }` [INFO] [stdout] 7fc4c373b8a4a3275b25103f901db1c8dcdbcce4230c7ddaf844909cc2f8a1c6