[INFO] fetching crate tsar 0.3.0... [INFO] checking tsar-0.3.0 against beta for pr-78714 [INFO] extracting crate tsar 0.3.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate tsar 0.3.0 on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate tsar 0.3.0 [INFO] finished tweaking crates.io crate tsar 0.3.0 [INFO] tweaked toml for crates.io crate tsar 0.3.0 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate crates.io crate tsar 0.3.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 172b54ef7d3b5e334cfa7c8300a794a10a22821af18fe0077e9cae80985ebf6a [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" "172b54ef7d3b5e334cfa7c8300a794a10a22821af18fe0077e9cae80985ebf6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "172b54ef7d3b5e334cfa7c8300a794a10a22821af18fe0077e9cae80985ebf6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "172b54ef7d3b5e334cfa7c8300a794a10a22821af18fe0077e9cae80985ebf6a", kill_on_drop: false }` [INFO] [stdout] 172b54ef7d3b5e334cfa7c8300a794a10a22821af18fe0077e9cae80985ebf6a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 36ac81560b5169232ac19cf0e7821f3eab8d518839176f12b6af4d16be0a7a9b [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" "36ac81560b5169232ac19cf0e7821f3eab8d518839176f12b6af4d16be0a7a9b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Compiling strsim v0.9.2 [INFO] [stderr] Compiling new_debug_unreachable v1.0.3 [INFO] [stderr] Compiling bit-vec v0.5.1 [INFO] [stderr] Compiling diff v0.1.11 [INFO] [stderr] Checking dunce v1.0.0 [INFO] [stderr] Checking fs_extra v1.1.0 [INFO] [stderr] Checking lalrpop-util v0.17.2 [INFO] [stderr] Compiling block-padding v0.1.4 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling num_cpus v1.10.1 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Checking crossterm_utils v0.3.1 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Checking dirs-sys v0.3.4 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling jobserver v0.1.17 [INFO] [stderr] Compiling ena v0.13.1 [INFO] [stderr] Compiling bit-set v0.5.1 [INFO] [stderr] Checking crossterm_cursor v0.3.1 [INFO] [stderr] Checking crossterm_screen v0.3.1 [INFO] [stderr] Checking crossterm_style v0.5.1 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Compiling sha2 v0.8.0 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Checking xassembler v0.5.1 [INFO] [stderr] Compiling cc v1.0.45 [INFO] [stderr] Checking crossterm_input v0.4.1 [INFO] [stderr] Checking crossterm_terminal v0.3.1 [INFO] [stderr] Compiling ascii-canvas v2.0.0 [INFO] [stderr] Checking crossterm v0.11.1 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling string_cache_codegen v0.4.4 [INFO] [stderr] Compiling libz-sys v1.0.25 [INFO] [stderr] Compiling openssl-sys v0.9.50 [INFO] [stderr] Compiling libssh2-sys v0.2.12 [INFO] [stderr] Compiling libgit2-sys v0.9.1 [INFO] [stderr] Checking comment-strip v0.1.3 [INFO] [stderr] Checking xasm v0.5.6 [INFO] [stderr] Compiling string_cache v0.7.3 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Checking comment v0.1.0 [INFO] [stderr] Checking toml v0.5.3 [INFO] [stderr] Checking git2 v0.10.1 [INFO] [stderr] Compiling docopt v1.1.0 [INFO] [stderr] Compiling lalrpop v0.17.2 [INFO] [stderr] Compiling tsar v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> build.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | / lalrpop::Configuration::new() [INFO] [stdout] 5 | | .generate_in_source_tree() [INFO] [stdout] 6 | | .process(); [INFO] [stdout] | |___________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/assembler/parser.rs:77203:5 [INFO] [stdout] | [INFO] [stdout] 77203 | (__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] --> src/assembler/parser.rs:77214:5 [INFO] [stdout] | [INFO] [stdout] 77214 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/assembler/parser.rs:77225:5 [INFO] [stdout] | [INFO] [stdout] 77225 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/assembler/parser.rs:77236:5 [INFO] [stdout] | [INFO] [stdout] 77236 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/assembler/parser.rs:77247:5 [INFO] [stdout] | [INFO] [stdout] 77247 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/assembler/parser.rs:77258:5 [INFO] [stdout] | [INFO] [stdout] 77258 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/assembler/parser.rs:77269:5 [INFO] [stdout] | [INFO] [stdout] 77269 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/assembler/parser.rs:77280:5 [INFO] [stdout] | [INFO] [stdout] 77280 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/assembler/parser.rs:77291:5 [INFO] [stdout] | [INFO] [stdout] 77291 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/assembler/parser.rs:77302:5 [INFO] [stdout] | [INFO] [stdout] 77302 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/assembler/parser.rs:77313:5 [INFO] [stdout] | [INFO] [stdout] 77313 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/assembler/parser.rs:77324:5 [INFO] [stdout] | [INFO] [stdout] 77324 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/assembler/parser.rs:77335:5 [INFO] [stdout] | [INFO] [stdout] 77335 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/assembler/parser.rs:77346:5 [INFO] [stdout] | [INFO] [stdout] 77346 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/assembler/parser.rs:78154:5 [INFO] [stdout] | [INFO] [stdout] 78154 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/assembler/parser.rs:78377:5 [INFO] [stdout] | [INFO] [stdout] 78377 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/assembler/parser.rs:78481:5 [INFO] [stdout] | [INFO] [stdout] 78481 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/assembler/parser.rs:78516:5 [INFO] [stdout] | [INFO] [stdout] 78516 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/assembler/parser.rs:77203:5 [INFO] [stdout] | [INFO] [stdout] 77203 | (__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] --> src/assembler/parser.rs:77214:5 [INFO] [stdout] | [INFO] [stdout] 77214 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/assembler/parser.rs:77225:5 [INFO] [stdout] | [INFO] [stdout] 77225 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/assembler/parser.rs:77236:5 [INFO] [stdout] | [INFO] [stdout] 77236 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/assembler/parser.rs:77247:5 [INFO] [stdout] | [INFO] [stdout] 77247 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/assembler/parser.rs:77258:5 [INFO] [stdout] | [INFO] [stdout] 77258 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/assembler/parser.rs:77269:5 [INFO] [stdout] | [INFO] [stdout] 77269 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/assembler/parser.rs:77280:5 [INFO] [stdout] | [INFO] [stdout] 77280 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/assembler/parser.rs:77291:5 [INFO] [stdout] | [INFO] [stdout] 77291 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/assembler/parser.rs:77302:5 [INFO] [stdout] | [INFO] [stdout] 77302 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/assembler/parser.rs:77313:5 [INFO] [stdout] | [INFO] [stdout] 77313 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/assembler/parser.rs:77324:5 [INFO] [stdout] | [INFO] [stdout] 77324 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/assembler/parser.rs:77335:5 [INFO] [stdout] | [INFO] [stdout] 77335 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/assembler/parser.rs:77346:5 [INFO] [stdout] | [INFO] [stdout] 77346 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/assembler/parser.rs:78154:5 [INFO] [stdout] | [INFO] [stdout] 78154 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/assembler/parser.rs:78377:5 [INFO] [stdout] | [INFO] [stdout] 78377 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/assembler/parser.rs:78481:5 [INFO] [stdout] | [INFO] [stdout] 78481 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/assembler/parser.rs:78516:5 [INFO] [stdout] | [INFO] [stdout] 78516 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 18s [INFO] running `Command { std: "docker" "inspect" "36ac81560b5169232ac19cf0e7821f3eab8d518839176f12b6af4d16be0a7a9b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "36ac81560b5169232ac19cf0e7821f3eab8d518839176f12b6af4d16be0a7a9b", kill_on_drop: false }` [INFO] [stdout] 36ac81560b5169232ac19cf0e7821f3eab8d518839176f12b6af4d16be0a7a9b