[INFO] crate rate-common 0.3.0 is already in cache
[INFO] testing rate-common-0.3.0 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate rate-common 0.3.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rate-common 0.3.0 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rate-common 0.3.0
[INFO] finished tweaking crates.io crate rate-common 0.3.0
[INFO] tweaked toml for crates.io crate rate-common 0.3.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f2f366a9d1a0f0841ac0fbabde7f80c56fc9a07dd2cad190590466de0d89608e
[INFO] running `"docker" "start" "-a" "f2f366a9d1a0f0841ac0fbabde7f80c56fc9a07dd2cad190590466de0d89608e"`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling bytecount v0.4.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.51
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling flate2 v1.0.14
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling backtrace-sys v0.1.35
[INFO] [stderr]    Compiling zstd-sys v1.4.15+zstd.1.4.4
[INFO] [stderr]    Compiling lz4-sys v1.8.3
[INFO] [stderr]    Compiling bzip2-sys v0.1.8+1.0.8
[INFO] [stderr]    Compiling lzma-sys v0.1.15
[INFO] [stderr]    Compiling xz2 v0.1.6
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling rate-macros v0.3.0
[INFO] [stderr]    Compiling derive_more v0.99.5
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling backtrace v0.3.46
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr]    Compiling lz4 v1.23.1
[INFO] [stderr]    Compiling zstd-safe v2.0.3+zstd.1.4.4
[INFO] [stderr]    Compiling zstd v0.5.1+zstd.1.4.4
[INFO] [stderr]    Compiling rate-common v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/parser.rs:471:5
[INFO] [stderr]     |
[INFO] [stderr] 471 |     ((1023 * sum + prod) ^ (31 * xor))
[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 dev [unoptimized + debuginfo] target(s) in 2m 28s
[INFO] running `"docker" "inspect" "f2f366a9d1a0f0841ac0fbabde7f80c56fc9a07dd2cad190590466de0d89608e"`
[INFO] running `"docker" "rm" "-f" "f2f366a9d1a0f0841ac0fbabde7f80c56fc9a07dd2cad190590466de0d89608e"`
[INFO] [stdout] f2f366a9d1a0f0841ac0fbabde7f80c56fc9a07dd2cad190590466de0d89608e
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 60f34083a244cfa28050ff322edd7a302885b9e091c83576b6676ed49195f0ed
[INFO] running `"docker" "start" "-a" "60f34083a244cfa28050ff322edd7a302885b9e091c83576b6676ed49195f0ed"`
[INFO] [stderr]    Compiling rate-common v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/parser.rs:471:5
[INFO] [stderr]     |
[INFO] [stderr] 471 |     ((1023 * sum + prod) ^ (31 * xor))
[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/parser.rs:471:5
[INFO] [stderr]     |
[INFO] [stderr] 471 |     ((1023 * sum + prod) ^ (31 * xor))
[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 3.05s
[INFO] running `"docker" "inspect" "60f34083a244cfa28050ff322edd7a302885b9e091c83576b6676ed49195f0ed"`
[INFO] running `"docker" "rm" "-f" "60f34083a244cfa28050ff322edd7a302885b9e091c83576b6676ed49195f0ed"`
[INFO] [stdout] 60f34083a244cfa28050ff322edd7a302885b9e091c83576b6676ed49195f0ed
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stdout] 2f3f06ba3268e1d2c27b238467f32abe9108d6c9e35e8c89881f32a198c84a7d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "2f3f06ba3268e1d2c27b238467f32abe9108d6c9e35e8c89881f32a198c84a7d"`
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/parser.rs:471:5
[INFO] [stderr]     |
[INFO] [stderr] 471 |     ((1023 * sum + prod) ^ (31 * xor))
[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/parser.rs:471:5
[INFO] [stderr]     |
[INFO] [stderr] 471 |     ((1023 * sum + prod) ^ (31 * xor))
[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 0.14s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rate_common-4ab70c781885645f
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test parser::tests::valid_formula_and_proof ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rate-common
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/clause.rs - clause::Reason (line 140) ... ok
[INFO] [stdout] test src/clause.rs - clause::ProofStep (line 102) ... ok
[INFO] [stdout] test src/clause.rs - clause::LRATLiteral (line 247) ... ok
[INFO] [stdout] test src/clause.rs - clause::LRATDependency (line 198) ... ok
[INFO] [stdout] test src/literal.rs - literal::Literal (line 157) ... ok
[INFO] [stdout] test src/literal.rs - literal::Literal::all (line 122) ... ok
[INFO] [stdout] test src/literal.rs - literal::Literal::decode (line 87) ... ok
[INFO] [stdout] test src/literal.rs - literal::Literal::is_constant (line 110) ... ok
[INFO] [stdout] test src/literal.rs - literal::Literal (line 172) ... ok
[INFO] [stdout] test src/literal.rs - literal::Literal::is_zero (line 134) ... ok
[INFO] [stdout] test src/literal.rs - literal::Literal::variable (line 100) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "2f3f06ba3268e1d2c27b238467f32abe9108d6c9e35e8c89881f32a198c84a7d"`
[INFO] running `"docker" "rm" "-f" "2f3f06ba3268e1d2c27b238467f32abe9108d6c9e35e8c89881f32a198c84a7d"`
[INFO] [stdout] 2f3f06ba3268e1d2c27b238467f32abe9108d6c9e35e8c89881f32a198c84a7d