[INFO] updating cached repository https://github.com/chirsz-ever/cminus [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] 72bc799191dfeec09dc8032b18b0db58215baab5 [INFO] testing chirsz-ever/cminus against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchirsz-ever%2Fcminus" "/workspace/builds/worker-2/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/chirsz-ever/cminus on toolchain 41997647ba6a77908f6ef64401414feb00bccf16 [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/chirsz-ever/cminus [INFO] finished tweaking git repo https://github.com/chirsz-ever/cminus [INFO] tweaked toml for git repo https://github.com/chirsz-ever/cminus written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/chirsz-ever/cminus already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"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" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] c541ca5573596d26c00e0f6fb3c137b22e9c542089b4c4257acd65e91f941d02 [INFO] running `"docker" "start" "-a" "c541ca5573596d26c00e0f6fb3c137b22e9c542089b4c4257acd65e91f941d02"` [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling syn v1.0.13 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Compiling ucd-trie v0.1.2 [INFO] [stderr] Compiling strsim v0.9.3 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling bit-vec v0.5.1 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling new_debug_unreachable v1.0.4 [INFO] [stderr] Compiling lalrpop-util v0.17.2 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling diff v0.1.12 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling utf8-ranges v1.0.4 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling pest v2.1.2 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling aho-corasick v0.6.10 [INFO] [stderr] Compiling bit-set v0.5.1 [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 ena v0.13.1 [INFO] [stderr] Compiling term v0.5.2 [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 ascii-canvas v2.0.0 [INFO] [stderr] Compiling pest_meta v2.1.2 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling sha2 v0.8.1 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling string_cache_codegen v0.4.4 [INFO] [stderr] Compiling regex v1.3.1 [INFO] [stderr] Compiling string_cache v0.7.5 [INFO] [stderr] Compiling pest_generator v2.1.1 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Compiling docopt v1.1.0 [INFO] [stderr] Compiling lalrpop v0.17.2 [INFO] [stderr] Compiling cminus v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/cminus-4352827c492dad17/out/parser.rs:4581:5 [INFO] [stderr] | [INFO] [stderr] 4581 | (__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/cminus-4352827c492dad17/out/parser.rs:4899:5 [INFO] [stderr] | [INFO] [stderr] 4899 | (__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/cminus-4352827c492dad17/out/parser.rs:4910:5 [INFO] [stderr] | [INFO] [stderr] 4910 | (__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/cminus-4352827c492dad17/out/parser.rs:5297:5 [INFO] [stderr] | [INFO] [stderr] 5297 | (__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/cminus-4352827c492dad17/out/parser.rs:5308:5 [INFO] [stderr] | [INFO] [stderr] 5308 | (__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/cminus-4352827c492dad17/out/parser.rs:5343:5 [INFO] [stderr] | [INFO] [stderr] 5343 | (__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/cminus-4352827c492dad17/out/parser.rs:5354:5 [INFO] [stderr] | [INFO] [stderr] 5354 | (__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/cminus-4352827c492dad17/out/parser.rs:5400:5 [INFO] [stderr] | [INFO] [stderr] 5400 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 50s [INFO] running `"docker" "inspect" "c541ca5573596d26c00e0f6fb3c137b22e9c542089b4c4257acd65e91f941d02"` [INFO] running `"docker" "rm" "-f" "c541ca5573596d26c00e0f6fb3c137b22e9c542089b4c4257acd65e91f941d02"` [INFO] [stdout] c541ca5573596d26c00e0f6fb3c137b22e9c542089b4c4257acd65e91f941d02 [INFO] running `"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" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] eba230b279ce3077b642c1a1b7a02a0e7b23ee90d8145ba3b6ea8b4bf8a478a8 [INFO] running `"docker" "start" "-a" "eba230b279ce3077b642c1a1b7a02a0e7b23ee90d8145ba3b6ea8b4bf8a478a8"` [INFO] [stderr] Compiling cminus v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/cminus-4352827c492dad17/out/parser.rs:4581:5 [INFO] [stderr] | [INFO] [stderr] 4581 | (__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/cminus-4352827c492dad17/out/parser.rs:4899:5 [INFO] [stderr] | [INFO] [stderr] 4899 | (__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/cminus-4352827c492dad17/out/parser.rs:4910:5 [INFO] [stderr] | [INFO] [stderr] 4910 | (__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/cminus-4352827c492dad17/out/parser.rs:5297:5 [INFO] [stderr] | [INFO] [stderr] 5297 | (__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/cminus-4352827c492dad17/out/parser.rs:5308:5 [INFO] [stderr] | [INFO] [stderr] 5308 | (__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/cminus-4352827c492dad17/out/parser.rs:5343:5 [INFO] [stderr] | [INFO] [stderr] 5343 | (__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/cminus-4352827c492dad17/out/parser.rs:5354:5 [INFO] [stderr] | [INFO] [stderr] 5354 | (__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/cminus-4352827c492dad17/out/parser.rs:5400:5 [INFO] [stderr] | [INFO] [stderr] 5400 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.74s [INFO] running `"docker" "inspect" "eba230b279ce3077b642c1a1b7a02a0e7b23ee90d8145ba3b6ea8b4bf8a478a8"` [INFO] running `"docker" "rm" "-f" "eba230b279ce3077b642c1a1b7a02a0e7b23ee90d8145ba3b6ea8b4bf8a478a8"` [INFO] [stdout] eba230b279ce3077b642c1a1b7a02a0e7b23ee90d8145ba3b6ea8b4bf8a478a8 [INFO] running `"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" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] fe17482ab2bcb2cfb488566f7b2609a1cf82af0faed6cd0cffa62374af467e70 [INFO] running `"docker" "start" "-a" "fe17482ab2bcb2cfb488566f7b2609a1cf82af0faed6cd0cffa62374af467e70"` [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/cminus-4352827c492dad17/out/parser.rs:4581:5 [INFO] [stderr] | [INFO] [stderr] 4581 | (__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/cminus-4352827c492dad17/out/parser.rs:4899:5 [INFO] [stderr] | [INFO] [stderr] 4899 | (__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/cminus-4352827c492dad17/out/parser.rs:4910:5 [INFO] [stderr] | [INFO] [stderr] 4910 | (__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/cminus-4352827c492dad17/out/parser.rs:5297:5 [INFO] [stderr] | [INFO] [stderr] 5297 | (__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/cminus-4352827c492dad17/out/parser.rs:5308:5 [INFO] [stderr] | [INFO] [stderr] 5308 | (__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/cminus-4352827c492dad17/out/parser.rs:5343:5 [INFO] [stderr] | [INFO] [stderr] 5343 | (__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/cminus-4352827c492dad17/out/parser.rs:5354:5 [INFO] [stderr] | [INFO] [stderr] 5354 | (__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/cminus-4352827c492dad17/out/parser.rs:5400:5 [INFO] [stderr] | [INFO] [stderr] 5400 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.46s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/cminus-bf9b66fc06013abe [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" "fe17482ab2bcb2cfb488566f7b2609a1cf82af0faed6cd0cffa62374af467e70"` [INFO] running `"docker" "rm" "-f" "fe17482ab2bcb2cfb488566f7b2609a1cf82af0faed6cd0cffa62374af467e70"` [INFO] [stdout] fe17482ab2bcb2cfb488566f7b2609a1cf82af0faed6cd0cffa62374af467e70