[INFO] fetching crate luml 0.1.0... [INFO] checking luml-0.1.0 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3 [INFO] extracting crate luml 0.1.0 into /workspace/builds/worker-33/source [INFO] validating manifest of crates.io crate luml 0.1.0 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate luml 0.1.0 [INFO] finished tweaking crates.io crate luml 0.1.0 [INFO] tweaked toml for crates.io crate luml 0.1.0 written to /workspace/builds/worker-33/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--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-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e940f733f0d9d49c2df340a83cf1c9e8ea51b21772c2a17ba97f660e680d0e50 [INFO] running `Command { std: "docker" "start" "-a" "e940f733f0d9d49c2df340a83cf1c9e8ea51b21772c2a17ba97f660e680d0e50", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e940f733f0d9d49c2df340a83cf1c9e8ea51b21772c2a17ba97f660e680d0e50", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e940f733f0d9d49c2df340a83cf1c9e8ea51b21772c2a17ba97f660e680d0e50", kill_on_drop: false }` [INFO] [stdout] e940f733f0d9d49c2df340a83cf1c9e8ea51b21772c2a17ba97f660e680d0e50 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 35a20591078d4e1a657e51cdae0a097410b466a6846c666f2583abd41e6ae9ab [INFO] running `Command { std: "docker" "start" "-a" "35a20591078d4e1a657e51cdae0a097410b466a6846c666f2583abd41e6ae9ab", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo. [INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously. [INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html [INFO] [stderr] When building the following dependencies, the given features will no longer be used: [INFO] [stderr] [INFO] [stderr] log v0.4.14 (as host dependency): std [INFO] [stderr] [INFO] [stderr] Compiling libc v0.2.100 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling serde_derive v1.0.128 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling serde v1.0.128 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling string_cache_shared v0.3.0 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling opaque-debug v0.2.3 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling term v0.4.6 [INFO] [stderr] Compiling new_debug_unreachable v1.0.4 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling bit-vec v0.6.3 [INFO] [stderr] Compiling lalrpop-util v0.16.3 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Compiling diff v0.1.12 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking antidote v1.0.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling block-padding v0.1.5 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking thread_local v0.3.4 [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 ascii-canvas v1.0.0 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling bit-set v0.5.2 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling ena v0.11.0 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling syn v1.0.75 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling generic-array v0.12.4 [INFO] [stderr] Compiling string_cache_codegen v0.4.4 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling sha2 v0.8.2 [INFO] [stderr] Compiling string_cache v0.7.5 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking stderrlog v0.4.3 [INFO] [stderr] Compiling derive_more v0.15.0 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Compiling derive_more v0.14.1 [INFO] [stderr] Checking structopt v0.2.18 [INFO] [stderr] Checking libremexre v0.1.12 [INFO] [stderr] Compiling docopt v1.1.1 [INFO] [stderr] Compiling lalrpop v0.16.3 [INFO] [stderr] Compiling luml v0.1.0 (/tmp/fixit) [INFO] [stderr] Migrating build.rs from 2018 edition to 2021 [INFO] [stderr] Migrating src/lib.rs from 2018 edition to 2021 [INFO] [stderr] Fixed src/lib.rs (1 fix) [INFO] [stderr] Fixed /opt/rustwide/target/debug/build/luml-053dbf5a70b63668/out/grammar.rs (3 fixes) [INFO] [stderr] Migrating src/main.rs from 2018 edition to 2021 [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 00s [INFO] [stderr] Running `cargo check` to verify 2021 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling ena v0.11.0 [INFO] [stderr] Compiling lalrpop v0.16.3 [INFO] [stderr] Compiling luml v0.1.0 (/tmp/fixit) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/luml-d514a52652692dfb/out/grammar.rs:1362:5 [INFO] [stdout] | [INFO] [stdout] 1362 | (__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/luml-d514a52652692dfb/out/grammar.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/luml-d514a52652692dfb/out/grammar.rs:1408:5 [INFO] [stdout] | [INFO] [stdout] 1408 | (__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/luml-d514a52652692dfb/out/grammar.rs:1362:5 [INFO] [stdout] | [INFO] [stdout] 1362 | (__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/luml-d514a52652692dfb/out/grammar.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/luml-d514a52652692dfb/out/grammar.rs:1408:5 [INFO] [stdout] | [INFO] [stdout] 1408 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 31.75s [INFO] running `Command { std: "docker" "inspect" "35a20591078d4e1a657e51cdae0a097410b466a6846c666f2583abd41e6ae9ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "35a20591078d4e1a657e51cdae0a097410b466a6846c666f2583abd41e6ae9ab", kill_on_drop: false }` [INFO] [stdout] 35a20591078d4e1a657e51cdae0a097410b466a6846c666f2583abd41e6ae9ab