[INFO] fetching crate dafny-runtime 0.3.1...
[INFO] testing dafny-runtime-0.3.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate dafny-runtime 0.3.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate dafny-runtime 0.3.1
[INFO] finished tweaking crates.io crate dafny-runtime 0.3.1
[INFO] tweaked toml for crates.io crate dafny-runtime 0.3.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate dafny-runtime 0.3.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate dafny-runtime 0.3.1 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" "+1.90.0" "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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e54fc398addcdfbd425f0bfbd29cf19c3fe9986ccab0d8ba49e40259456dadb0
[INFO] running `Command { std: "docker" "start" "-a" "e54fc398addcdfbd425f0bfbd29cf19c3fe9986ccab0d8ba49e40259456dadb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e54fc398addcdfbd425f0bfbd29cf19c3fe9986ccab0d8ba49e40259456dadb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e54fc398addcdfbd425f0bfbd29cf19c3fe9986ccab0d8ba49e40259456dadb0", kill_on_drop: false }`
[INFO] [stdout] e54fc398addcdfbd425f0bfbd29cf19c3fe9986ccab0d8ba49e40259456dadb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bddf5ae9262995613ebe655832aaca40d1625c40a7cf15fa9fd3aebc8f81642b
[INFO] running `Command { std: "docker" "start" "-a" "bddf5ae9262995613ebe655832aaca40d1625c40a7cf15fa9fd3aebc8f81642b", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling dafny-runtime v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.42s
[INFO] running `Command { std: "docker" "inspect" "bddf5ae9262995613ebe655832aaca40d1625c40a7cf15fa9fd3aebc8f81642b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bddf5ae9262995613ebe655832aaca40d1625c40a7cf15fa9fd3aebc8f81642b", kill_on_drop: false }`
[INFO] [stdout] bddf5ae9262995613ebe655832aaca40d1625c40a7cf15fa9fd3aebc8f81642b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41a29bcd8af2e1b1549136431197d56f3dd68b0b0b8ce3ca5112b1b71362d082
[INFO] running `Command { std: "docker" "start" "-a" "41a29bcd8af2e1b1549136431197d56f3dd68b0b0b8ce3ca5112b1b71362d082", kill_on_drop: false }`
[INFO] [stderr]    Compiling dafny-runtime v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.99s
[INFO] running `Command { std: "docker" "inspect" "41a29bcd8af2e1b1549136431197d56f3dd68b0b0b8ce3ca5112b1b71362d082", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41a29bcd8af2e1b1549136431197d56f3dd68b0b0b8ce3ca5112b1b71362d082", kill_on_drop: false }`
[INFO] [stdout] 41a29bcd8af2e1b1549136431197d56f3dd68b0b0b8ce3ca5112b1b71362d082
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 74a29f47bd451404bacec52a2e22e49153917fa19082233762a3a89f7333136f
[INFO] running `Command { std: "docker" "start" "-a" "74a29f47bd451404bacec52a2e22e49153917fa19082233762a3a89f7333136f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dafny_runtime-e9166e4b6fded9db)
[INFO] [stdout] 
[INFO] [stdout] running 33 tests
[INFO] [stdout] test tests::tests::assign_lazy_in_method_test ... ok
[INFO] [stdout] test tests::tests::test_chars_copy ... ok
[INFO] [stdout] test tests::tests::test_array3 ... ok
[INFO] [stdout] test tests::tests::test_array2 ... ok
[INFO] [stdout] test tests::tests::test_class_wrapper ... ok
[INFO] [stdout] test tests::tests::test_dafny_array ... ok
[INFO] [stdout] test tests::tests::test_coercion_immutable ... ok
[INFO] [stdout] test tests::tests::test_dafny_int ... ok
[INFO] [stdout] test tests::tests::test_dafny_sequence ... ok
[INFO] [stdout] test tests::tests::test_defaults ... ok
[INFO] [stdout] test tests::tests::test_dafny_map ... ok
[INFO] [stdout] test tests::tests::test_class_wrapper_object ... ok
[INFO] [stdout] test tests::tests::test_dafny_set ... ok
[INFO] [stdout] test tests::tests::test_dafny_multiset ... ok
[INFO] [stdout] test tests::tests::test_forall_exists ... ok
[INFO] [stdout] test tests::tests::test_general_traits ... ok
[INFO] [stdout] test tests::tests::test_for_loops ... ok
[INFO] [stdout] test tests::tests::test_function_wrappers ... ok
[INFO] [stdout] test tests::tests::test_placebo ... ok
[INFO] [stdout] test tests::tests::test_maybe_placebos_from ... ok
[INFO] [stdout] test tests::tests::test_native_string_upcast ... ok
[INFO] [stdout] test tests::tests::test_native_string_upcast_raw ... ok
[INFO] [stdout] test tests::tests::test_dafny_sequence_print ... ok
[INFO] [stdout] test tests::tests::test_object ... ok
[INFO] [stdout] test tests::tests::test_rawmut ... ok
[INFO] [stdout] test tests::tests::test_nontrivial_defaults ... ok
[INFO] [stdout] test tests::tests::test_sequence ... ok
[INFO] [stdout] test tests::tests::test_int ... ok
[INFO] [stdout] test tests::tests::test_usize ... ok
[INFO] [stdout] test tests::tests::test_sequence_right ... ok
[INFO] [stdout] test tests::tests::test_dafny_multisubset ... ok
[INFO] [stdout] test tests::tests::test_sequence_left ... ok
[INFO] [stdout] test tests::tests::test_dafny_array_init ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 33 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dafny_runtime
[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" "74a29f47bd451404bacec52a2e22e49153917fa19082233762a3a89f7333136f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74a29f47bd451404bacec52a2e22e49153917fa19082233762a3a89f7333136f", kill_on_drop: false }`
[INFO] [stdout] 74a29f47bd451404bacec52a2e22e49153917fa19082233762a3a89f7333136f