[INFO] fetching crate data_reader 0.3.0... [INFO] testing data_reader-0.3.0 against 1.49.0 for beta-1.50-1 [INFO] extracting crate data_reader 0.3.0 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate data_reader 0.3.0 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 crates.io crate data_reader 0.3.0 [INFO] finished tweaking crates.io crate data_reader 0.3.0 [INFO] tweaked toml for crates.io crate data_reader 0.3.0 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c6f6a309c3155064d40b9f268ad711775309aff32471b9bdd283ae695376f584 [INFO] running `Command { std: "docker" "start" "-a" "c6f6a309c3155064d40b9f268ad711775309aff32471b9bdd283ae695376f584", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c6f6a309c3155064d40b9f268ad711775309aff32471b9bdd283ae695376f584", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6f6a309c3155064d40b9f268ad711775309aff32471b9bdd283ae695376f584", kill_on_drop: false }` [INFO] [stdout] c6f6a309c3155064d40b9f268ad711775309aff32471b9bdd283ae695376f584 [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] 0812ae685b729ce1d3d79de42afdf4f2002d54c968a99e0ea19c9b4f034d5cf2 [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" "0812ae685b729ce1d3d79de42afdf4f2002d54c968a99e0ea19c9b4f034d5cf2", kill_on_drop: false }` [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Compiling static_assertions v0.3.4 [INFO] [stderr] Compiling bytecount v0.5.1 [INFO] [stderr] Compiling lexical-core v0.4.6 [INFO] [stderr] Compiling lexical v2.2.2 [INFO] [stderr] Compiling data_reader v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/reader/parser.rs:213:17 [INFO] [stdout] | [INFO] [stdout] 213 | (i - 1) [INFO] [stdout] | ^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.71s [INFO] running `Command { std: "docker" "inspect" "0812ae685b729ce1d3d79de42afdf4f2002d54c968a99e0ea19c9b4f034d5cf2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0812ae685b729ce1d3d79de42afdf4f2002d54c968a99e0ea19c9b4f034d5cf2", kill_on_drop: false }` [INFO] [stdout] 0812ae685b729ce1d3d79de42afdf4f2002d54c968a99e0ea19c9b4f034d5cf2 [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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 31166b69a03fe427e1dde8d6f443ae06db6de5711aa9c2b85277422b7478692d [INFO] running `Command { std: "docker" "start" "-a" "31166b69a03fe427e1dde8d6f443ae06db6de5711aa9c2b85277422b7478692d", kill_on_drop: false }` [INFO] [stderr] Compiling const_fn v0.4.4 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Compiling regex-automata v0.1.9 [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/reader/parser.rs:213:17 [INFO] [stdout] | [INFO] [stdout] 213 | (i - 1) [INFO] [stdout] | ^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling rand_xoshiro v0.1.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling serde_json v1.0.61 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling bstr v0.2.14 [INFO] [stderr] Compiling crossbeam-channel v0.5.0 [INFO] [stderr] Compiling criterion-plot v0.3.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.1 [INFO] [stderr] Compiling tinytemplate v1.2.0 [INFO] [stderr] Compiling csv v1.1.5 [INFO] [stderr] Compiling crossbeam-deque v0.8.0 [INFO] [stderr] Compiling criterion v0.2.11 [INFO] [stderr] Compiling data_reader v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/reader/parser.rs:213:17 [INFO] [stdout] | [INFO] [stdout] 213 | (i - 1) [INFO] [stdout] | ^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 41.59s [INFO] running `Command { std: "docker" "inspect" "31166b69a03fe427e1dde8d6f443ae06db6de5711aa9c2b85277422b7478692d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "31166b69a03fe427e1dde8d6f443ae06db6de5711aa9c2b85277422b7478692d", kill_on_drop: false }` [INFO] [stdout] 31166b69a03fe427e1dde8d6f443ae06db6de5711aa9c2b85277422b7478692d [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] d5908f3b2e2a71ec51c0145a30341136c340e699c368bcfc8e21cb99df3f3ca6 [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" "d5908f3b2e2a71ec51c0145a30341136c340e699c368bcfc8e21cb99df3f3ca6", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/reader/parser.rs:213:17 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stderr] 213 | (i - 1) [INFO] [stdout] [INFO] [stderr] | ^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/reader/parser.rs:213:17 [INFO] [stderr] | [INFO] [stderr] 213 | (i - 1) [INFO] [stderr] | ^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.16s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/data_reader-a421642602cd7bb1 [INFO] [stderr] Doc-tests data_reader [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/workdir/src/reader/parser.rs:213:17 [INFO] [stderr] | [INFO] [stderr] 213 | (i - 1) [INFO] [stderr] | ^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning 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 [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d5908f3b2e2a71ec51c0145a30341136c340e699c368bcfc8e21cb99df3f3ca6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d5908f3b2e2a71ec51c0145a30341136c340e699c368bcfc8e21cb99df3f3ca6", kill_on_drop: false }` [INFO] [stdout] d5908f3b2e2a71ec51c0145a30341136c340e699c368bcfc8e21cb99df3f3ca6