[INFO] fetching crate v_eval 0.6.0...
[INFO] testing v_eval-0.6.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate v_eval 0.6.0 into /workspace/builds/worker-81/source
[INFO] validating manifest of crates.io crate v_eval 0.6.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate v_eval 0.6.0
[INFO] finished tweaking crates.io crate v_eval 0.6.0
[INFO] tweaked toml for crates.io crate v_eval 0.6.0 written to /workspace/builds/worker-81/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38101cbe6fb4ad527fc883d4a784d0a92fffdf67ded3921db89ba16ff46f1978
[INFO] running `Command { std: "docker" "start" "-a" "38101cbe6fb4ad527fc883d4a784d0a92fffdf67ded3921db89ba16ff46f1978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38101cbe6fb4ad527fc883d4a784d0a92fffdf67ded3921db89ba16ff46f1978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38101cbe6fb4ad527fc883d4a784d0a92fffdf67ded3921db89ba16ff46f1978", kill_on_drop: false }`
[INFO] [stdout] 38101cbe6fb4ad527fc883d4a784d0a92fffdf67ded3921db89ba16ff46f1978
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd8b9cf9190a234acada6978c0702479037b66922adef6441457f697f6412351
[INFO] running `Command { std: "docker" "start" "-a" "cd8b9cf9190a234acada6978c0702479037b66922adef6441457f697f6412351", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling v_eval v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.51s
[INFO] running `Command { std: "docker" "inspect" "cd8b9cf9190a234acada6978c0702479037b66922adef6441457f697f6412351", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd8b9cf9190a234acada6978c0702479037b66922adef6441457f697f6412351", kill_on_drop: false }`
[INFO] [stdout] cd8b9cf9190a234acada6978c0702479037b66922adef6441457f697f6412351
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 718afd55918b2e88598689af808400cda48546bbfa3d3669d3d6b0d1a2ca7f70
[INFO] running `Command { std: "docker" "start" "-a" "718afd55918b2e88598689af808400cda48546bbfa3d3669d3d6b0d1a2ca7f70", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling v_eval v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.91s
[INFO] running `Command { std: "docker" "inspect" "718afd55918b2e88598689af808400cda48546bbfa3d3669d3d6b0d1a2ca7f70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "718afd55918b2e88598689af808400cda48546bbfa3d3669d3d6b0d1a2ca7f70", kill_on_drop: false }`
[INFO] [stdout] 718afd55918b2e88598689af808400cda48546bbfa3d3669d3d6b0d1a2ca7f70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c5c08c549c263225b8fdc24fde2d1c1127529b815908cf9e7904efd69fe5169c
[INFO] running `Command { std: "docker" "start" "-a" "c5c08c549c263225b8fdc24fde2d1c1127529b815908cf9e7904efd69fe5169c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/v_eval-11079863af257dce)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test operator::test::test_op_preference ... ok
[INFO] [stdout] test reflect::test::test_eval_literal ... ok
[INFO] [stdout] test reflect::test::test_evaluate_add ... ok
[INFO] [stdout] test reflect::test::test_evaluate_div ... ok
[INFO] [stdout] test reflect::test::test_evaluate_ge ... ok
[INFO] [stdout] test reflect::test::test_eval_one ... ok
[INFO] [stdout] test reflect::test::test_evaluate_eq ... ok
[INFO] [stdout] test reflect::test::test_evaluate_gt ... ok
[INFO] [stdout] test reflect::test::test_evaluate_le ... ok
[INFO] [stdout] test reflect::test::test_evaluate_lt ... ok
[INFO] [stdout] test reflect::test::test_evaluate_mul ... ok
[INFO] [stdout] test reflect::test::test_eval ... ok
[INFO] [stdout] test reflect::test::test_evaluate_rem ... ok
[INFO] [stdout] test reflect::test::test_evaluate_sub ... ok
[INFO] [stdout] test test::test_opt ... ok
[INFO] [stderr]    Doc-tests v_eval
[INFO] [stdout] test test::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 34 tests
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name v_eval --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern regex=/opt/rustwide/target/debug/deps/libregex-27bd9e77ed307a48.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-380e76b2c6d96265.rlib --extern v_eval=/opt/rustwide/target/debug/deps/libv_eval-6ff7e16cfc0459f6.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "c5c08c549c263225b8fdc24fde2d1c1127529b815908cf9e7904efd69fe5169c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5c08c549c263225b8fdc24fde2d1c1127529b815908cf9e7904efd69fe5169c", kill_on_drop: false }`
[INFO] [stdout] c5c08c549c263225b8fdc24fde2d1c1127529b815908cf9e7904efd69fe5169c