[INFO] fetching crate reckoner 0.1.2...
[INFO] testing reckoner-0.1.2 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate reckoner 0.1.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate reckoner 0.1.2 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate reckoner 0.1.2
[INFO] finished tweaking crates.io crate reckoner 0.1.2
[INFO] tweaked toml for crates.io crate reckoner 0.1.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate reckoner 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c1a1dac487cf21781ba3cd0853db29ec8256c4e8828bb7e83a65849d3ade0a5
[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" "0c1a1dac487cf21781ba3cd0853db29ec8256c4e8828bb7e83a65849d3ade0a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c1a1dac487cf21781ba3cd0853db29ec8256c4e8828bb7e83a65849d3ade0a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c1a1dac487cf21781ba3cd0853db29ec8256c4e8828bb7e83a65849d3ade0a5", kill_on_drop: false }`
[INFO] [stdout] 0c1a1dac487cf21781ba3cd0853db29ec8256c4e8828bb7e83a65849d3ade0a5
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec233ba178ae8ec99c183a38c02c3065ed3c8f44b904ce79cb88a6ec29a7b8fd
[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" "ec233ba178ae8ec99c183a38c02c3065ed3c8f44b904ce79cb88a6ec29a7b8fd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling bindgen v0.58.1
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling shlex v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling dunce v1.0.1
[INFO] [stderr]    Compiling libloading v0.7.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling clang-sys v1.1.1
[INFO] [stderr]    Compiling rustc-hash v1.0.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling creachadair-imath-sys v0.1.2
[INFO] [stderr]    Compiling reckoner v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.21s
[INFO] running `Command { std: "docker" "inspect" "ec233ba178ae8ec99c183a38c02c3065ed3c8f44b904ce79cb88a6ec29a7b8fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec233ba178ae8ec99c183a38c02c3065ed3c8f44b904ce79cb88a6ec29a7b8fd", kill_on_drop: false }`
[INFO] [stdout] ec233ba178ae8ec99c183a38c02c3065ed3c8f44b904ce79cb88a6ec29a7b8fd
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2566c9f4908041ac81499c21575faef09dbf8670eb692bc5c77ca54c75fc0ac3
[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" "2566c9f4908041ac81499c21575faef09dbf8670eb692bc5c77ca54c75fc0ac3", kill_on_drop: false }`
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling reckoner v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.69s
[INFO] running `Command { std: "docker" "inspect" "2566c9f4908041ac81499c21575faef09dbf8670eb692bc5c77ca54c75fc0ac3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2566c9f4908041ac81499c21575faef09dbf8670eb692bc5c77ca54c75fc0ac3", kill_on_drop: false }`
[INFO] [stdout] 2566c9f4908041ac81499c21575faef09dbf8670eb692bc5c77ca54c75fc0ac3
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 11fc6b66e0df8956e0901444b352a3aadcaf5f200244fbbfd9332a6bda1c166e
[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" "11fc6b66e0df8956e0901444b352a3aadcaf5f200244fbbfd9332a6bda1c166e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/reckoner-89d84e30a8e3b7ff)
[INFO] [stdout] 
[INFO] [stdout] running 46 tests
[INFO] [stdout] test integer::comparison::test::compare_big_integers_with_small ... ok
[INFO] [stdout] test integer::comparison::test::compare_integers_with_operands ... ok
[INFO] [stdout] test integer::conversions::test::conversion_to_primitive ... ok
[INFO] [stdout] test integer::ops::test::absolute_value_integer ... ok
[INFO] [stdout] test integer::ops::test::divide_assign_integers ... ok
[INFO] [stdout] test integer::ops::test::divide_integers ... ok
[INFO] [stdout] test integer::ops::test::multiply_integers ... ok
[INFO] [stdout] test integer::ops::test::multiply_assign_integers ... ok
[INFO] [stdout] test integer::ops::test::negate_integers ... ok
[INFO] [stdout] test integer::ops::test::remainder_assign_integers ... ok
[INFO] [stdout] test integer::ops::test::subtract_assign_integers ... ok
[INFO] [stdout] test integer::ops::test::subtract_integers ... ok
[INFO] [stdout] test integer::test::clone_integer ... ok
[INFO] [stdout] test integer::test::formatting_integer ... ok
[INFO] [stdout] test integer::test::parse_big_integer ... ok
[INFO] [stdout] test integer::test::send_not_sync_integer ... ok
[INFO] [stdout] test integer::test::zero_integer ... ok
[INFO] [stdout] test rational::comparisons::test::compare_big_rationals_with_small ... ok
[INFO] [stdout] test rational::comparisons::test::compare_rationals ... ok
[INFO] [stdout] test rational::conversions::test::conversion_to_primitive ... ok
[INFO] [stdout] test rational::ops::test::absolute_value_rational ... ok
[INFO] [stdout] test rational::ops::test::add_assign_rationals ... ok
[INFO] [stdout] test rational::ops::test::add_rationals ... ok
[INFO] [stdout] test rational::ops::test::divide_assign_rationals ... ok
[INFO] [stdout] test rational::test::create_default_rational ... ok
[INFO] [stdout] test rational::test::clone_rational ... ok
[INFO] [stdout] test rational::ops::test::subtract_rationals ... ok
[INFO] [stdout] test rational::ops::test::subtract_assign_rationals ... ok
[INFO] [stdout] test rational::ops::test::negate_rationals ... ok
[INFO] [stdout] test rational::ops::test::divide_rationals ... ok
[INFO] [stdout] test rational::test::parse_decimal_rational ... ok
[INFO] [stdout] test rational::test::parse_integer_rational ... ok
[INFO] [stdout] test rational::ops::test::multiply_rationals ... ok
[INFO] [stdout] test rational::test::parse_normal_rational ... ok
[INFO] [stdout] test rational::test::rational_to_decimal ... ok
[INFO] [stdout] test rational::test::reduce_rational ... ok
[INFO] [stdout] test rational::test::send_not_sync_rational ... ok
[INFO] [stdout] test integer::ops::test::add_assign_integers ... ok
[INFO] [stderr]    Doc-tests reckoner
[INFO] [stdout] test rational::ops::test::multiply_assign_rationals ... ok
[INFO] [stdout] test integer::ops::test::add_integers ... ok
[INFO] [stdout] test integer::ops::test::fibonacci_values ... ok
[INFO] [stdout] test integer::test::create_integer_with_value ... ok
[INFO] [stdout] test rational::comparisons::test::compare_rationals_with_operands ... ok
[INFO] [stdout] test integer::test::create_default_integer ... ok
[INFO] [stdout] test integer::comparison::test::compare_integers ... ok
[INFO] [stdout] test integer::ops::test::remainder_integers ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 46 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test src/rational.rs - rational::Rational::compare_zero (line 280) ... ok
[INFO] [stdout] test src/rational.rs - rational::Rational::denominator (line 331) ... ok
[INFO] [stdout] test src/integer.rs - integer::Integer::into_raw (line 117) ... ok
[INFO] [stdout] test src/integer.rs - integer::Integer::from_raw (line 87) ... ok
[INFO] [stdout] test src/integer.rs - integer::Integer::compare_zero (line 384) ... ok
[INFO] [stdout] test src/rational.rs - rational::Rational::compare_magnitude (line 257) ... ok
[INFO] [stdout] test src/rational.rs - rational::Rational::from_raw (line 94) ... ok
[INFO] [stdout] test src/integer.rs - integer::Integer::new (line 40) ... ok
[INFO] [stdout] test src/rational.rs - rational::Rational::copy_to (line 363) ... ok
[INFO] [stdout] test src/integer.rs - integer::Integer::copy_to (line 282) ... ok
[INFO] [stdout] test src/integer.rs - integer::Integer::compare_magnitude (line 361) ... ok
[INFO] [stdout] test src/rational.rs - rational::Rational::into_raw (line 124) ... ok
[INFO] [stdout] test src/rational.rs - rational::Rational::is_integer (line 216) ... ok
[INFO] [stdout] test src/rational.rs - rational::Rational::compare (line 233) ... ok
[INFO] [stdout] test src/integer.rs - integer::Integer::compare (line 337) ... ok
[INFO] [stdout] test src/integer.rs - integer::Integer::zero (line 318) ... ok
[INFO] [stdout] test src/rational.rs - rational::Rational::new (line 35) ... ok
[INFO] [stdout] test src/rational.rs - rational::Rational::reduce (line 171) ... ok
[INFO] [stdout] test src/rational.rs - rational::Rational::numerator (line 302) ... ok
[INFO] [stdout] test src/rational.rs - rational::Rational::to_decimal (line 503) ... ok
[INFO] [stdout] test src/rational.rs - rational::Rational::zero (line 197) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.73s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "11fc6b66e0df8956e0901444b352a3aadcaf5f200244fbbfd9332a6bda1c166e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11fc6b66e0df8956e0901444b352a3aadcaf5f200244fbbfd9332a6bda1c166e", kill_on_drop: false }`
[INFO] [stdout] 11fc6b66e0df8956e0901444b352a3aadcaf5f200244fbbfd9332a6bda1c166e