[INFO] cloning repository https://github.com/remexre/fstlc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/remexre/fstlc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremexre%2Ffstlc", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremexre%2Ffstlc'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2d04b0d03d1736d66c010a798251e44a28a94471 [INFO] testing remexre/fstlc against 1.55.0 for beta-1.56-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremexre%2Ffstlc" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/remexre/fstlc on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/remexre/fstlc [INFO] finished tweaking git repo https://github.com/remexre/fstlc [INFO] tweaked toml for git repo https://github.com/remexre/fstlc written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/remexre/fstlc already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d0b3946072e37f06b38c05838c8dc9c5e123246037832669a5c70573d8d53f3c [INFO] running `Command { std: "docker" "start" "-a" "d0b3946072e37f06b38c05838c8dc9c5e123246037832669a5c70573d8d53f3c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d0b3946072e37f06b38c05838c8dc9c5e123246037832669a5c70573d8d53f3c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d0b3946072e37f06b38c05838c8dc9c5e123246037832669a5c70573d8d53f3c", kill_on_drop: false }` [INFO] [stdout] d0b3946072e37f06b38c05838c8dc9c5e123246037832669a5c70573d8d53f3c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fffa099c8ee33eb49924a478048fc51111379573c33c2815368193aac17cd474 [INFO] running `Command { std: "docker" "start" "-a" "fffa099c8ee33eb49924a478048fc51111379573c33c2815368193aac17cd474", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.49 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling rand_core v0.4.0 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [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 memchr v2.2.0 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling serde v1.0.88 [INFO] [stderr] Compiling string_cache_shared v0.3.0 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Compiling cfg-if v0.1.6 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling utf8-ranges v1.0.2 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling new_debug_unreachable v1.0.3 [INFO] [stderr] Compiling either v1.5.1 [INFO] [stderr] Compiling opaque-debug v0.2.2 [INFO] [stderr] Compiling bit-vec v0.5.0 [INFO] [stderr] Compiling term v0.4.6 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling unicode-segmentation v1.2.1 [INFO] [stderr] Compiling lalrpop-util v0.16.3 [INFO] [stderr] Compiling diff v0.1.11 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling termcolor v0.3.6 [INFO] [stderr] Compiling textwrap v0.10.0 [INFO] [stderr] Compiling bit-set v0.5.0 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling block-padding v0.1.3 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling regex-syntax v0.6.5 [INFO] [stderr] Compiling ascii-canvas v1.0.0 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling itertools v0.8.0 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.3 [INFO] [stderr] Compiling ena v0.11.0 [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 rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling aho-corasick v0.6.10 [INFO] [stderr] Compiling rand_os v0.1.2 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling generic-array v0.12.0 [INFO] [stderr] Compiling block-buffer v0.7.0 [INFO] [stderr] Compiling digest v0.8.0 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Compiling sha2 v0.8.0 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Compiling chrono v0.4.6 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling string_cache_codegen v0.4.2 [INFO] [stderr] Compiling stderrlog v0.4.1 [INFO] [stderr] Compiling string_cache v0.7.3 [INFO] [stderr] Compiling serde_derive v1.0.88 [INFO] [stderr] Compiling structopt-derive v0.2.14 [INFO] [stderr] Compiling derive_more v0.14.0 [INFO] [stderr] Compiling structopt v0.2.14 [INFO] [stderr] Compiling docopt v1.0.2 [INFO] [stderr] Compiling lalrpop v0.16.3 [INFO] [stderr] Compiling fstlc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/fstlc-612233f58fb55362/out/grammar.rs:1944:5 [INFO] [stdout] | [INFO] [stdout] 1944 | (__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/fstlc-612233f58fb55362/out/grammar.rs:1955:5 [INFO] [stdout] | [INFO] [stdout] 1955 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 08s [INFO] running `Command { std: "docker" "inspect" "fffa099c8ee33eb49924a478048fc51111379573c33c2815368193aac17cd474", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fffa099c8ee33eb49924a478048fc51111379573c33c2815368193aac17cd474", kill_on_drop: false }` [INFO] [stdout] fffa099c8ee33eb49924a478048fc51111379573c33c2815368193aac17cd474 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 13117d931bc867ffeb06bdd6bb7a0a7708eecf27825394b0226f47a1fb5bb2d3 [INFO] running `Command { std: "docker" "start" "-a" "13117d931bc867ffeb06bdd6bb7a0a7708eecf27825394b0226f47a1fb5bb2d3", kill_on_drop: false }` [INFO] [stderr] Compiling difference v2.0.0 [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/fstlc-612233f58fb55362/out/grammar.rs:1944:5 [INFO] [stdout] | [INFO] [stdout] 1944 | (__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/fstlc-612233f58fb55362/out/grammar.rs:1955:5 [INFO] [stdout] | [INFO] [stdout] 1955 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling pretty_assertions v0.6.1 [INFO] [stderr] Compiling fstlc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/fstlc-612233f58fb55362/out/grammar.rs:1944:5 [INFO] [stdout] | [INFO] [stdout] 1944 | (__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/fstlc-612233f58fb55362/out/grammar.rs:1955:5 [INFO] [stdout] | [INFO] [stdout] 1955 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.96s [INFO] running `Command { std: "docker" "inspect" "13117d931bc867ffeb06bdd6bb7a0a7708eecf27825394b0226f47a1fb5bb2d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13117d931bc867ffeb06bdd6bb7a0a7708eecf27825394b0226f47a1fb5bb2d3", kill_on_drop: false }` [INFO] [stdout] 13117d931bc867ffeb06bdd6bb7a0a7708eecf27825394b0226f47a1fb5bb2d3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 78bffb70f95940d16dc0b8153ad1be6459063e981d1432e9084c103d612fbaaa [INFO] running `Command { std: "docker" "start" "-a" "78bffb70f95940d16dc0b8153ad1be6459063e981d1432e9084c103d612fbaaa", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/fstlc-612233f58fb55362/out/grammar.rs:1944:5 [INFO] [stderr] | [INFO] [stderr] 1944 | (__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/fstlc-612233f58fb55362/out/grammar.rs:1955:5 [INFO] [stderr] | [INFO] [stderr] 1955 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: `fstlc` (lib) generated 2 warnings [INFO] [stderr] warning: `fstlc` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/fstlc-8a7f94b64fd5a9b7) [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/fstlc-36d1cf15145ae992) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test tests::const_id_42_137 ... ignored [INFO] [stdout] test tests::id_1337 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests fstlc [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; finished in 0.00s [INFO] [stdout] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/fstlc-612233f58fb55362/out/grammar.rs:1944:5 [INFO] [stderr] | [INFO] [stderr] 1944 | (__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/fstlc-612233f58fb55362/out/grammar.rs:1955:5 [INFO] [stderr] | [INFO] [stderr] 1955 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "78bffb70f95940d16dc0b8153ad1be6459063e981d1432e9084c103d612fbaaa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "78bffb70f95940d16dc0b8153ad1be6459063e981d1432e9084c103d612fbaaa", kill_on_drop: false }` [INFO] [stdout] 78bffb70f95940d16dc0b8153ad1be6459063e981d1432e9084c103d612fbaaa