[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 1.49.0 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremexre%2Ffstlc" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/remexre/fstlc on toolchain 1.49.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", 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-8/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" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cfde9a512ebb2409d857c560a7b465c4a7d0556a09c82b1c60d2cf26147ab00f [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" "cfde9a512ebb2409d857c560a7b465c4a7d0556a09c82b1c60d2cf26147ab00f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cfde9a512ebb2409d857c560a7b465c4a7d0556a09c82b1c60d2cf26147ab00f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cfde9a512ebb2409d857c560a7b465c4a7d0556a09c82b1c60d2cf26147ab00f", kill_on_drop: false }` [INFO] [stdout] cfde9a512ebb2409d857c560a7b465c4a7d0556a09c82b1c60d2cf26147ab00f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 544c606a4de6b118dfe9b06ff257b290ba140e33b3b0c420a0db65ac83b5714b [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" "544c606a4de6b118dfe9b06ff257b290ba140e33b3b0c420a0db65ac83b5714b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.49 [INFO] [stderr] Compiling serde v1.0.88 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling bit-vec v0.5.0 [INFO] [stderr] Compiling opaque-debug v0.2.2 [INFO] [stderr] Compiling lalrpop-util v0.16.3 [INFO] [stderr] Compiling termcolor v0.3.6 [INFO] [stderr] Compiling block-padding v0.1.3 [INFO] [stderr] Compiling itertools v0.8.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling ena v0.11.0 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Compiling bit-set v0.5.0 [INFO] [stderr] Compiling block-buffer v0.7.0 [INFO] [stderr] Compiling sha2 v0.8.0 [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 rand v0.6.5 [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-a5072c653a0621e0/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-a5072c653a0621e0/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 2m 23s [INFO] running `Command { std: "docker" "inspect" "544c606a4de6b118dfe9b06ff257b290ba140e33b3b0c420a0db65ac83b5714b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "544c606a4de6b118dfe9b06ff257b290ba140e33b3b0c420a0db65ac83b5714b", kill_on_drop: false }` [INFO] [stdout] 544c606a4de6b118dfe9b06ff257b290ba140e33b3b0c420a0db65ac83b5714b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a7abc2be963c219ab7b18d2973b3d559837ba0f131471f11a345260b3e8a19b8 [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" "a7abc2be963c219ab7b18d2973b3d559837ba0f131471f11a345260b3e8a19b8", 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-a5072c653a0621e0/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-a5072c653a0621e0/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-a5072c653a0621e0/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-a5072c653a0621e0/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 5.62s [INFO] running `Command { std: "docker" "inspect" "a7abc2be963c219ab7b18d2973b3d559837ba0f131471f11a345260b3e8a19b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a7abc2be963c219ab7b18d2973b3d559837ba0f131471f11a345260b3e8a19b8", kill_on_drop: false }` [INFO] [stdout] a7abc2be963c219ab7b18d2973b3d559837ba0f131471f11a345260b3e8a19b8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9b4805bfaf8ad057fadada6ca1ccd5f834e4f080e7e60de62ad9f0319dcd6641 [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" "9b4805bfaf8ad057fadada6ca1ccd5f834e4f080e7e60de62ad9f0319dcd6641", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/fstlc-a5072c653a0621e0/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-a5072c653a0621e0/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] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/fstlc-a5072c653a0621e0/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-a5072c653a0621e0/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] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.14s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/fstlc-3cada2be78337b7b [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 [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/fstlc-d668cc52fdca617e [INFO] [stdout] [INFO] [stderr] Doc-tests fstlc [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] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/fstlc-a5072c653a0621e0/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-a5072c653a0621e0/out/grammar.rs:1955:5 [INFO] [stderr] | [INFO] [stderr] 1955 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stdout] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stdout] running 0 tests [INFO] [stderr] [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "9b4805bfaf8ad057fadada6ca1ccd5f834e4f080e7e60de62ad9f0319dcd6641", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9b4805bfaf8ad057fadada6ca1ccd5f834e4f080e7e60de62ad9f0319dcd6641", kill_on_drop: false }` [INFO] [stdout] 9b4805bfaf8ad057fadada6ca1ccd5f834e4f080e7e60de62ad9f0319dcd6641