[INFO] fetching crate tishlang_opt 1.7.0...
[INFO] testing tishlang_opt-1.7.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate tishlang_opt 1.7.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate tishlang_opt 1.7.0
[INFO] finished tweaking crates.io crate tishlang_opt 1.7.0
[INFO] tweaked toml for crates.io crate tishlang_opt 1.7.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tishlang_opt 1.7.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tishlang_opt 1.7.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c5ab73352f8676effb272e563ee16366b56dd876d6a8c8af587241b031a1339
[INFO] running `Command { std: "docker" "start" "-a" "7c5ab73352f8676effb272e563ee16366b56dd876d6a8c8af587241b031a1339", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c5ab73352f8676effb272e563ee16366b56dd876d6a8c8af587241b031a1339", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c5ab73352f8676effb272e563ee16366b56dd876d6a8c8af587241b031a1339", kill_on_drop: false }`
[INFO] [stdout] 7c5ab73352f8676effb272e563ee16366b56dd876d6a8c8af587241b031a1339
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1372529af2a96b0eccf554bec6c28a57d0f35d8175679f38c3fede629f18de6
[INFO] running `Command { std: "docker" "start" "-a" "e1372529af2a96b0eccf554bec6c28a57d0f35d8175679f38c3fede629f18de6", kill_on_drop: false }`
[INFO] [stderr]    Compiling tishlang_ast v1.7.0
[INFO] [stderr]    Compiling tishlang_opt v1.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "e1372529af2a96b0eccf554bec6c28a57d0f35d8175679f38c3fede629f18de6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1372529af2a96b0eccf554bec6c28a57d0f35d8175679f38c3fede629f18de6", kill_on_drop: false }`
[INFO] [stdout] e1372529af2a96b0eccf554bec6c28a57d0f35d8175679f38c3fede629f18de6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97c32907a177e22c6eb8eb5aef27281fc3ac97d450f5959be0377896a3ecee0b
[INFO] running `Command { std: "docker" "start" "-a" "97c32907a177e22c6eb8eb5aef27281fc3ac97d450f5959be0377896a3ecee0b", kill_on_drop: false }`
[INFO] [stderr]    Compiling tishlang_lexer v1.7.0
[INFO] [stderr]    Compiling tishlang_parser v1.7.0
[INFO] [stderr]    Compiling tishlang_opt v1.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.95s
[INFO] running `Command { std: "docker" "inspect" "97c32907a177e22c6eb8eb5aef27281fc3ac97d450f5959be0377896a3ecee0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97c32907a177e22c6eb8eb5aef27281fc3ac97d450f5959be0377896a3ecee0b", kill_on_drop: false }`
[INFO] [stdout] 97c32907a177e22c6eb8eb5aef27281fc3ac97d450f5959be0377896a3ecee0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1fa0c6e885ee35d9e0723adccd24a5b189baf539b24873ac9d1f4c0a65cb05ee
[INFO] running `Command { std: "docker" "start" "-a" "1fa0c6e885ee35d9e0723adccd24a5b189baf539b24873ac9d1f4c0a65cb05ee", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tishlang_opt-e48f1738be02b92b)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::algebraic_simplify_x_plus_zero ... ok
[INFO] [stdout] test tests::algebraic_simplify_pow_zero ... ok
[INFO] [stdout] test tests::algebraic_simplify_pow_one ... ok
[INFO] [stdout] test tests::algebraic_simplify_x_times_one ... ok
[INFO] [stdout] test tests::algebraic_simplify_one_pow_x ... ok
[INFO] [stdout] test tests::conditional_simplify_true ... ok
[INFO] [stdout] test tests::constant_fold_add ... ok
[INFO] [stdout] test tests::algebraic_simplify_chain ... ok
[INFO] [stdout] test tests::constant_fold_unary_neg ... ok
[INFO] [stdout] test tests::nullish_coalesce_null_simplify ... ok
[INFO] [stdout] test tests::short_circuit_false_and ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tishlang_opt
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1fa0c6e885ee35d9e0723adccd24a5b189baf539b24873ac9d1f4c0a65cb05ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fa0c6e885ee35d9e0723adccd24a5b189baf539b24873ac9d1f4c0a65cb05ee", kill_on_drop: false }`
[INFO] [stdout] 1fa0c6e885ee35d9e0723adccd24a5b189baf539b24873ac9d1f4c0a65cb05ee