[INFO] crate blc 0.6.0 is already in cache
[INFO] testing blc-0.6.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate blc 0.6.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate blc 0.6.0 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate blc 0.6.0
[INFO] finished tweaking crates.io crate blc 0.6.0
[INFO] tweaked toml for crates.io crate blc 0.6.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "+beta-2020-06-03" "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] 1adb10c06ee8e9611e31bcb6090dbc5f8c55d581ac2b214ed6294480ac8c1e43
[INFO] running `"docker" "start" "-a" "1adb10c06ee8e9611e31bcb6090dbc5f8c55d581ac2b214ed6294480ac8c1e43"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling lambda_calculus v2.2.0
[INFO] [stderr]    Compiling blc v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/lib.rs:42:1
[INFO] [stderr]    |
[INFO] [stderr] 42 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/pair_list.rs:112:5
[INFO] [stderr]     |
[INFO] [stderr] 112 |     mem::replace(term, tail.clone()); // replace term with tail
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `"docker" "inspect" "1adb10c06ee8e9611e31bcb6090dbc5f8c55d581ac2b214ed6294480ac8c1e43"`
[INFO] running `"docker" "rm" "-f" "1adb10c06ee8e9611e31bcb6090dbc5f8c55d581ac2b214ed6294480ac8c1e43"`
[INFO] [stdout] 1adb10c06ee8e9611e31bcb6090dbc5f8c55d581ac2b214ed6294480ac8c1e43
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "+beta-2020-06-03" "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] 41fec2c1fb34f001bd4898d42e4283d6fae0f238cad5973fe02e0773a24e3511
[INFO] running `"docker" "start" "-a" "41fec2c1fb34f001bd4898d42e4283d6fae0f238cad5973fe02e0773a24e3511"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling blc v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/lib.rs:42:1
[INFO] [stderr]    |
[INFO] [stderr] 42 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/pair_list.rs:112:5
[INFO] [stderr]     |
[INFO] [stderr] 112 |     mem::replace(term, tail.clone()); // replace term with tail
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/pair_list.rs:112:5
[INFO] [stderr]     |
[INFO] [stderr] 112 |     mem::replace(term, tail.clone()); // replace term with tail
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `"docker" "inspect" "41fec2c1fb34f001bd4898d42e4283d6fae0f238cad5973fe02e0773a24e3511"`
[INFO] running `"docker" "rm" "-f" "41fec2c1fb34f001bd4898d42e4283d6fae0f238cad5973fe02e0773a24e3511"`
[INFO] [stdout] 41fec2c1fb34f001bd4898d42e4283d6fae0f238cad5973fe02e0773a24e3511
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stdout] f51aa93920b0e8812be8846953e0b51de1f89c786e97d7e9d91eb95a8623b80c
[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" "f51aa93920b0e8812be8846953e0b51de1f89c786e97d7e9d91eb95a8623b80c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/pair_list.rs:112:5
[INFO] [stderr]     |
[INFO] [stderr] 112 |     mem::replace(term, tail.clone()); // replace term with tail
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/lib.rs:42:1
[INFO] [stderr]    |
[INFO] [stderr] 42 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/pair_list.rs:112:5
[INFO] [stderr]     |
[INFO] [stderr] 112 |     mem::replace(term, tail.clone()); // replace term with tail
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/blc-8b1a196032159f24
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test encoding::binary::test::variables ... ok
[INFO] [stdout] test encoding::binary::test::applications ... ok
[INFO] [stdout] test encoding::binary::test::abstractions ... ok
[INFO] [stdout] test encoding::binary::test::decompression ... ok
[INFO] [stdout] test encoding::lambda::test::encoding_lambda ... ok
[INFO] [stdout] test encoding::binary::test::ignoring_whitespaces ... ok
[INFO] [stdout] test encoding::lambda::test::decoding_lambda ... ok
[INFO] [stdout] test encoding::binary::test::compress_decompress ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/deflate-1a5bcf0bb13d6ab7
[INFO] [stdout] test encoding::binary::test::compression ... ok
[INFO] [stdout] test encoding::binary::test::from_bits_and_back ... ok
[INFO] [stdout] test encoding::lambda::test::decode_encode_lambda ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test deflate ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fizzbuzz-8da97644d24ebe17
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test fizz_buzz ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/identity-6d9c57d2e1fc558b
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test identity ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/inflate-3766a17f62c6705c
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test inflate ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/repeat-8825db2dfa73b199
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test repeat ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sort-15053ccaadbb34e5
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test sort ... ok
[INFO] [stderr]    Doc-tests blc
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/execution.rs - execution::run (line 31) ... ok
[INFO] [stdout] test src/encoding/lambda.rs - encoding::lambda::encode (line 65) ... ok
[INFO] [stdout] test src/encoding/binary.rs - encoding::binary::compress (line 110) ... ok
[INFO] [stdout] test src/encoding/binary.rs - encoding::binary::to_bits (line 73) ... ok
[INFO] [stdout] test src/encoding/lambda.rs - encoding::lambda::decode (line 12) ... ok
[INFO] [stdout] test src/encoding/binary.rs - encoding::binary::decompress (line 143) ... ok
[INFO] [stdout] test src/encoding/binary.rs - encoding::binary::from_bits (line 16) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "f51aa93920b0e8812be8846953e0b51de1f89c786e97d7e9d91eb95a8623b80c"`
[INFO] running `"docker" "rm" "-f" "f51aa93920b0e8812be8846953e0b51de1f89c786e97d7e9d91eb95a8623b80c"`
[INFO] [stdout] f51aa93920b0e8812be8846953e0b51de1f89c786e97d7e9d91eb95a8623b80c