[INFO] fetching crate blc 0.6.0... [INFO] testing blc-0.6.0 against beta-2022-04-10 for beta-1.61-1 [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-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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 `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0b1f8e40a5ba7cc9af59af67f38609d242f2edf7610f182f9018bbd3b3b3b2c9 [INFO] running `Command { std: "docker" "start" "-a" "0b1f8e40a5ba7cc9af59af67f38609d242f2edf7610f182f9018bbd3b3b3b2c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0b1f8e40a5ba7cc9af59af67f38609d242f2edf7610f182f9018bbd3b3b3b2c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b1f8e40a5ba7cc9af59af67f38609d242f2edf7610f182f9018bbd3b3b3b2c9", kill_on_drop: false }` [INFO] [stdout] 0b1f8e40a5ba7cc9af59af67f38609d242f2edf7610f182f9018bbd3b3b3b2c9 [INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 50fa57b5c8cf9f2532411ae705f015e025a06c7aac7947e1a71558f483963f2e [INFO] running `Command { std: "docker" "start" "-a" "50fa57b5c8cf9f2532411ae705f015e025a06c7aac7947e1a71558f483963f2e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling lambda_calculus v2.2.0 [INFO] [stderr] Compiling blc v0.6.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:42:1 [INFO] [stdout] | [INFO] [stdout] 42 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/pair_list.rs:112:5 [INFO] [stdout] | [INFO] [stdout] 112 | mem::replace(term, tail.clone()); // replace term with tail [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.46s [INFO] running `Command { std: "docker" "inspect" "50fa57b5c8cf9f2532411ae705f015e025a06c7aac7947e1a71558f483963f2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "50fa57b5c8cf9f2532411ae705f015e025a06c7aac7947e1a71558f483963f2e", kill_on_drop: false }` [INFO] [stdout] 50fa57b5c8cf9f2532411ae705f015e025a06c7aac7947e1a71558f483963f2e [INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4f89a7403bd2f4a63726abf5bda4177bf2a98c5a484bd9950143a8453fb804b3 [INFO] running `Command { std: "docker" "start" "-a" "4f89a7403bd2f4a63726abf5bda4177bf2a98c5a484bd9950143a8453fb804b3", kill_on_drop: false }` [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:42:1 [INFO] [stdout] | [INFO] [stdout] 42 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling blc v0.6.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/pair_list.rs:112:5 [INFO] [stdout] | [INFO] [stdout] 112 | mem::replace(term, tail.clone()); // replace term with tail [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/pair_list.rs:112:5 [INFO] [stdout] | [INFO] [stdout] 112 | mem::replace(term, tail.clone()); // replace term with tail [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.91s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/blc-0aa749627513520f) [INFO] [stderr] Executable tests/deflate.rs (/opt/rustwide/target/debug/deps/deflate-d1f495b17026a21d) [INFO] [stderr] Executable tests/fizzbuzz.rs (/opt/rustwide/target/debug/deps/fizzbuzz-5f2f67a8d0de10b4) [INFO] [stderr] Executable tests/identity.rs (/opt/rustwide/target/debug/deps/identity-bf0354c43d6b8c72) [INFO] [stderr] Executable tests/inflate.rs (/opt/rustwide/target/debug/deps/inflate-9015e826e7e2915d) [INFO] [stderr] Executable tests/repeat.rs (/opt/rustwide/target/debug/deps/repeat-1da54d62433801bb) [INFO] [stderr] Executable tests/sort.rs (/opt/rustwide/target/debug/deps/sort-5984909db50b452c) [INFO] running `Command { std: "docker" "inspect" "4f89a7403bd2f4a63726abf5bda4177bf2a98c5a484bd9950143a8453fb804b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f89a7403bd2f4a63726abf5bda4177bf2a98c5a484bd9950143a8453fb804b3", kill_on_drop: false }` [INFO] [stdout] 4f89a7403bd2f4a63726abf5bda4177bf2a98c5a484bd9950143a8453fb804b3 [INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 41fabd55856621a93fa8ed6bf07480cf93e1c567c84aba819b82a75c9ce9aba7 [INFO] running `Command { std: "docker" "start" "-a" "41fabd55856621a93fa8ed6bf07480cf93e1c567c84aba819b82a75c9ce9aba7", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stdout] running 11 tests [INFO] [stderr] --> src/lib.rs:42:1 [INFO] [stdout] test encoding::binary::test::abstractions ... ok [INFO] [stderr] | [INFO] [stdout] test encoding::binary::test::applications ... ok [INFO] [stderr] 42 | #[macro_use] [INFO] [stdout] test encoding::binary::test::compress_decompress ... ok [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stdout] test encoding::binary::test::compression ... ok [INFO] [stderr] | [INFO] [stdout] test encoding::binary::test::decompression ... ok [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] test encoding::binary::test::ignoring_whitespaces ... ok [INFO] [stderr] [INFO] [stdout] test encoding::binary::test::variables ... ok [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] test encoding::lambda::test::decoding_lambda ... ok [INFO] [stderr] --> src/pair_list.rs:112:5 [INFO] [stdout] test encoding::binary::test::from_bits_and_back ... ok [INFO] [stderr] | [INFO] [stdout] test encoding::lambda::test::encoding_lambda ... ok [INFO] [stderr] 112 | mem::replace(term, tail.clone()); // replace term with tail [INFO] [stdout] test encoding::lambda::test::decode_encode_lambda ... ok [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: `blc` (lib) generated 2 warnings [INFO] [stderr] warning: `blc` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.48s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/blc-0aa749627513520f) [INFO] [stderr] Running tests/deflate.rs (/opt/rustwide/target/debug/deps/deflate-d1f495b17026a21d) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Running tests/fizzbuzz.rs (/opt/rustwide/target/debug/deps/fizzbuzz-5f2f67a8d0de10b4) [INFO] [stdout] test deflate ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Running tests/identity.rs (/opt/rustwide/target/debug/deps/identity-bf0354c43d6b8c72) [INFO] [stdout] test fizz_buzz ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test identity ... ok [INFO] [stderr] Running tests/inflate.rs (/opt/rustwide/target/debug/deps/inflate-9015e826e7e2915d) [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Running tests/repeat.rs (/opt/rustwide/target/debug/deps/repeat-1da54d62433801bb) [INFO] [stdout] test inflate ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] Running tests/sort.rs (/opt/rustwide/target/debug/deps/sort-5984909db50b452c) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test repeat ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Doc-tests blc [INFO] [stdout] test sort ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.65s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 7 tests [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/execution.rs - execution::run (line 31) ... 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] test src/encoding/binary.rs - encoding::binary::to_bits (line 73) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.43s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "41fabd55856621a93fa8ed6bf07480cf93e1c567c84aba819b82a75c9ce9aba7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "41fabd55856621a93fa8ed6bf07480cf93e1c567c84aba819b82a75c9ce9aba7", kill_on_drop: false }` [INFO] [stdout] 41fabd55856621a93fa8ed6bf07480cf93e1c567c84aba819b82a75c9ce9aba7