[INFO] fetching crate rate-common 0.3.0...
[INFO] testing rate-common-0.3.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate rate-common 0.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate rate-common 0.3.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d651972d9ac85d02ba2a2963227bf7cc5cca37fce46ab54b8f1870ff9d84eb6
[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" "9d651972d9ac85d02ba2a2963227bf7cc5cca37fce46ab54b8f1870ff9d84eb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d651972d9ac85d02ba2a2963227bf7cc5cca37fce46ab54b8f1870ff9d84eb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d651972d9ac85d02ba2a2963227bf7cc5cca37fce46ab54b8f1870ff9d84eb6", kill_on_drop: false }`
[INFO] [stdout] 9d651972d9ac85d02ba2a2963227bf7cc5cca37fce46ab54b8f1870ff9d84eb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--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] 401dc4261657af49b9323108a23cd3e5bbb79f621ec6cac22a4f6b8fa3bef710
[INFO] running `Command { std: "docker" "start" "-a" "401dc4261657af49b9323108a23cd3e5bbb79f621ec6cac22a4f6b8fa3bef710", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling syn v1.0.44
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling flate2 v1.0.18
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]    Compiling zstd-sys v1.4.17+zstd.1.4.5
[INFO] [stderr]    Compiling lz4-sys v1.9.2
[INFO] [stderr]    Compiling lzma-sys v0.1.17
[INFO] [stderr]    Compiling bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]    Compiling xz2 v0.1.6
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling rate-macros v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling toml v0.5.7
[INFO] [stderr]    Compiling lz4 v1.23.2
[INFO] [stderr]    Compiling zstd-safe v2.0.5+zstd.1.4.5
[INFO] [stderr]    Compiling zstd v0.5.3+zstd.1.4.5
[INFO] [stderr]    Compiling rate-common v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/parser.rs:471:5
[INFO] [stdout]     |
[INFO] [stdout] 471 |     ((1023 * sum + prod) ^ (31 * xor))
[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 2m 37s
[INFO] running `Command { std: "docker" "inspect" "401dc4261657af49b9323108a23cd3e5bbb79f621ec6cac22a4f6b8fa3bef710", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "401dc4261657af49b9323108a23cd3e5bbb79f621ec6cac22a4f6b8fa3bef710", kill_on_drop: false }`
[INFO] [stdout] 401dc4261657af49b9323108a23cd3e5bbb79f621ec6cac22a4f6b8fa3bef710
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c29d50beb02ee212c218499cedb7c2bea4891ae289c0b430947a449958f4bfe8
[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" "c29d50beb02ee212c218499cedb7c2bea4891ae289c0b430947a449958f4bfe8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rate-common v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/parser.rs:471:5
[INFO] [stdout]     |
[INFO] [stdout] 471 |     ((1023 * sum + prod) ^ (31 * xor))
[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] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/parser.rs:471:5
[INFO] [stdout]     |
[INFO] [stdout] 471 |     ((1023 * sum + prod) ^ (31 * xor))
[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 3.32s
[INFO] running `Command { std: "docker" "inspect" "c29d50beb02ee212c218499cedb7c2bea4891ae289c0b430947a449958f4bfe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c29d50beb02ee212c218499cedb7c2bea4891ae289c0b430947a449958f4bfe8", kill_on_drop: false }`
[INFO] [stdout] c29d50beb02ee212c218499cedb7c2bea4891ae289c0b430947a449958f4bfe8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e2d8f45805585d07c628193112e748290a00637a7e3c395add2f72063dc16b98
[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" "e2d8f45805585d07c628193112e748290a00637a7e3c395add2f72063dc16b98", kill_on_drop: false }`
[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: 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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rate_common-778429a26c344e60
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests rate-common
[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] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> /opt/rustwide/workdir/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] [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::all (line 122) ... ok
[INFO] [stdout] test src/literal.rs - literal::Literal::variable (line 100) ... ok
[INFO] [stdout] test src/literal.rs - literal::Literal::is_zero (line 134) ... ok
[INFO] [stdout] test src/literal.rs - literal::Literal (line 157) ... ok
[INFO] [stdout] test src/literal.rs - literal::Literal::decode (line 87) ... ok
[INFO] [stdout] test src/literal.rs - literal::Literal (line 172) ... ok
[INFO] [stdout] test src/literal.rs - literal::Literal::is_constant (line 110) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e2d8f45805585d07c628193112e748290a00637a7e3c395add2f72063dc16b98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2d8f45805585d07c628193112e748290a00637a7e3c395add2f72063dc16b98", kill_on_drop: false }`
[INFO] [stdout] e2d8f45805585d07c628193112e748290a00637a7e3c395add2f72063dc16b98
