[INFO] updating cached repository https://github.com/jez/rust-lc-interp [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] da8133610164f4bee56c2f8d50ddcf1ff81c9e8b [INFO] testing jez/rust-lc-interp against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjez%2Frust-lc-interp" "/workspace/builds/worker-6/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jez/rust-lc-interp on toolchain 28742a1146f10a4f09369baad027a464acb7a766 [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/jez/rust-lc-interp [INFO] finished tweaking git repo https://github.com/jez/rust-lc-interp [INFO] tweaked toml for git repo https://github.com/jez/rust-lc-interp written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/jez/rust-lc-interp already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] be28e86c1c888319f8734535f1ffb087d129dcd09c6ea793adfd0f88d1bf7b97 [INFO] running `"docker" "start" "-a" "be28e86c1c888319f8734535f1ffb087d129dcd09c6ea793adfd0f88d1bf7b97"` [INFO] [stderr] Compiling rand_core v0.4.0 [INFO] [stderr] Compiling autocfg v0.1.5 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling serde v1.0.98 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling cfg-if v0.1.9 [INFO] [stderr] Compiling regex-syntax v0.6.11 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling strsim v0.9.2 [INFO] [stderr] Compiling either v1.5.2 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling opaque-debug v0.2.3 [INFO] [stderr] Compiling lalrpop-util v0.17.1 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling block-padding v0.1.4 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling itertools v0.8.0 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling ena v0.13.0 [INFO] [stderr] Compiling ascii-canvas v2.0.0 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling syn v0.15.42 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling sha2 v0.8.0 [INFO] [stderr] Compiling regex v1.2.1 [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 v1.0.98 [INFO] [stderr] Compiling docopt v1.1.0 [INFO] [stderr] Compiling lalrpop v0.17.1 [INFO] [stderr] Compiling lc-interp v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/lc-interp-1455fec353aa7f86/out/lc.rs:3376:5 [INFO] [stderr] | [INFO] [stderr] 3376 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/lc-interp-1455fec353aa7f86/out/lc.rs:3388:5 [INFO] [stderr] | [INFO] [stderr] 3388 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/lc-interp-1455fec353aa7f86/out/lc.rs:3400:5 [INFO] [stderr] | [INFO] [stderr] 3400 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/lc-interp-1455fec353aa7f86/out/lc.rs:3412:5 [INFO] [stderr] | [INFO] [stderr] 3412 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/lc-interp-1455fec353aa7f86/out/lc.rs:3472:5 [INFO] [stderr] | [INFO] [stderr] 3472 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/lc-interp-1455fec353aa7f86/out/lc.rs:3499:5 [INFO] [stderr] | [INFO] [stderr] 3499 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/lc-interp-1455fec353aa7f86/out/lc.rs:3513:5 [INFO] [stderr] | [INFO] [stderr] 3513 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 15s [INFO] running `"docker" "inspect" "be28e86c1c888319f8734535f1ffb087d129dcd09c6ea793adfd0f88d1bf7b97"` [INFO] running `"docker" "rm" "-f" "be28e86c1c888319f8734535f1ffb087d129dcd09c6ea793adfd0f88d1bf7b97"` [INFO] [stdout] be28e86c1c888319f8734535f1ffb087d129dcd09c6ea793adfd0f88d1bf7b97 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 6ca302a0f38eec78d4c491287dd50512b6541954eb4bb24028912b3861b5fbf0 [INFO] running `"docker" "start" "-a" "6ca302a0f38eec78d4c491287dd50512b6541954eb4bb24028912b3861b5fbf0"` [INFO] [stderr] Compiling lc-interp v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/lc-interp-1455fec353aa7f86/out/lc.rs:3376:5 [INFO] [stderr] | [INFO] [stderr] 3376 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/lc-interp-1455fec353aa7f86/out/lc.rs:3388:5 [INFO] [stderr] | [INFO] [stderr] 3388 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/lc-interp-1455fec353aa7f86/out/lc.rs:3400:5 [INFO] [stderr] | [INFO] [stderr] 3400 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/lc-interp-1455fec353aa7f86/out/lc.rs:3412:5 [INFO] [stderr] | [INFO] [stderr] 3412 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/lc-interp-1455fec353aa7f86/out/lc.rs:3472:5 [INFO] [stderr] | [INFO] [stderr] 3472 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/lc-interp-1455fec353aa7f86/out/lc.rs:3499:5 [INFO] [stderr] | [INFO] [stderr] 3499 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/lc-interp-1455fec353aa7f86/out/lc.rs:3513:5 [INFO] [stderr] | [INFO] [stderr] 3513 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.05s [INFO] running `"docker" "inspect" "6ca302a0f38eec78d4c491287dd50512b6541954eb4bb24028912b3861b5fbf0"` [INFO] running `"docker" "rm" "-f" "6ca302a0f38eec78d4c491287dd50512b6541954eb4bb24028912b3861b5fbf0"` [INFO] [stdout] 6ca302a0f38eec78d4c491287dd50512b6541954eb4bb24028912b3861b5fbf0 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 70901db449c60afa54949043b6f58c1f82c95e3e9bbcb8841d793961caef3eee [INFO] running `"docker" "start" "-a" "70901db449c60afa54949043b6f58c1f82c95e3e9bbcb8841d793961caef3eee"` [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/lc-interp-1455fec353aa7f86/out/lc.rs:3376:5 [INFO] [stderr] | [INFO] [stderr] 3376 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/lc-interp-1455fec353aa7f86/out/lc.rs:3388:5 [INFO] [stderr] | [INFO] [stderr] 3388 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/lc-interp-1455fec353aa7f86/out/lc.rs:3400:5 [INFO] [stderr] | [INFO] [stderr] 3400 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/lc-interp-1455fec353aa7f86/out/lc.rs:3412:5 [INFO] [stderr] | [INFO] [stderr] 3412 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/lc-interp-1455fec353aa7f86/out/lc.rs:3472:5 [INFO] [stderr] | [INFO] [stderr] 3472 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/lc-interp-1455fec353aa7f86/out/lc.rs:3499:5 [INFO] [stderr] | [INFO] [stderr] 3499 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/lc-interp-1455fec353aa7f86/out/lc.rs:3513:5 [INFO] [stderr] | [INFO] [stderr] 3513 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.29s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/lc_interp-7bf90d43dd8171ef [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "70901db449c60afa54949043b6f58c1f82c95e3e9bbcb8841d793961caef3eee"` [INFO] running `"docker" "rm" "-f" "70901db449c60afa54949043b6f58c1f82c95e3e9bbcb8841d793961caef3eee"` [INFO] [stdout] 70901db449c60afa54949043b6f58c1f82c95e3e9bbcb8841d793961caef3eee