[INFO] fetching crate tiamat 0.2.0...
[INFO] testing tiamat-0.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate tiamat 0.2.0 into /workspace/builds/worker-89/source
[INFO] validating manifest of crates.io crate tiamat 0.2.0 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 tiamat 0.2.0
[INFO] finished tweaking crates.io crate tiamat 0.2.0
[INFO] tweaked toml for crates.io crate tiamat 0.2.0 written to /workspace/builds/worker-89/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-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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] af101b0307beb1ac62af725ff5287130b28727330d3293357583fca155035692
[INFO] running `Command { std: "docker" "start" "-a" "af101b0307beb1ac62af725ff5287130b28727330d3293357583fca155035692", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af101b0307beb1ac62af725ff5287130b28727330d3293357583fca155035692", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af101b0307beb1ac62af725ff5287130b28727330d3293357583fca155035692", kill_on_drop: false }`
[INFO] [stdout] af101b0307beb1ac62af725ff5287130b28727330d3293357583fca155035692
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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] b748428c09083353497892295df5e5b8e74d7eb347f679ab8fd1206e8a54e75c
[INFO] running `Command { std: "docker" "start" "-a" "b748428c09083353497892295df5e5b8e74d7eb347f679ab8fd1206e8a54e75c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tiamat v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "b748428c09083353497892295df5e5b8e74d7eb347f679ab8fd1206e8a54e75c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b748428c09083353497892295df5e5b8e74d7eb347f679ab8fd1206e8a54e75c", kill_on_drop: false }`
[INFO] [stdout] b748428c09083353497892295df5e5b8e74d7eb347f679ab8fd1206e8a54e75c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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] 4ffbd173a47d8f39adac341ba298b7ed39195a6611d603ef2865141e8a81d135
[INFO] running `Command { std: "docker" "start" "-a" "4ffbd173a47d8f39adac341ba298b7ed39195a6611d603ef2865141e8a81d135", kill_on_drop: false }`
[INFO] [stderr]    Compiling tiamat v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "4ffbd173a47d8f39adac341ba298b7ed39195a6611d603ef2865141e8a81d135", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ffbd173a47d8f39adac341ba298b7ed39195a6611d603ef2865141e8a81d135", kill_on_drop: false }`
[INFO] [stdout] 4ffbd173a47d8f39adac341ba298b7ed39195a6611d603ef2865141e8a81d135
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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] 26a10cc9026718c527b74cc71fc2b48b908443c4dad9ce5fb53fb5ffa6f4fbe7
[INFO] running `Command { std: "docker" "start" "-a" "26a10cc9026718c527b74cc71fc2b48b908443c4dad9ce5fb53fb5ffa6f4fbe7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] [stdout] running 14 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tiamat-f56c0dd498f56a5e)
[INFO] [stdout] test build_random::tests::build_random_from_integer_range_with_single_element ... ok
[INFO] [stderr]    Doc-tests tiamat
[INFO] [stdout] test build_random::tests::build_random_from_unsigned_integer_range ... ok
[INFO] [stdout] test build_random::tests::build_random_from_signed_integer_range ... ok
[INFO] [stdout] test build_random::tests::build_random_from_float_range ... ok
[INFO] [stdout] test pcg::tests::advance ... ok
[INFO] [stdout] test pcg::tests::gen_u32_changes_state ... ok
[INFO] [stdout] test os::tests::os_rng_works_on_supported_os ... ok
[INFO] [stdout] test build_random::tests::build_random_inclusive_integer_range_special_cases ... ok
[INFO] [stdout] test pcg::tests::revert ... ok
[INFO] [stdout] test os::tests::os_rng_panics_on_unsupported_os - should panic ... ok
[INFO] [stdout] test pcg::tests::steps_since_failure ... ok
[INFO] [stdout] test pcg::tests::steps_since_success ... ok
[INFO] [stdout] test random::tests::random_f32 ... ok
[INFO] [stdout] test random::tests::random_f64 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/random_gen.rs - random_gen::RandomGen (line 31) ... ok
[INFO] [stdout] test src/random_gen.rs - random_gen::RandomGen::choose_from (line 97) ... ok
[INFO] [stdout] test src/random_gen.rs - random_gen::RandomGen::fill_buffer (line 238) ... ok
[INFO] [stdout] test src/random.rs - random::Random::random (line 20) ... ok
[INFO] [stdout] test src/random_gen.rs - random_gen::RandomGen::iter_build (line 159) ... ok
[INFO] [stdout] test src/random_gen.rs - random_gen::RandomGen::iter_gen (line 125) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.55s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "26a10cc9026718c527b74cc71fc2b48b908443c4dad9ce5fb53fb5ffa6f4fbe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26a10cc9026718c527b74cc71fc2b48b908443c4dad9ce5fb53fb5ffa6f4fbe7", kill_on_drop: false }`
[INFO] [stdout] 26a10cc9026718c527b74cc71fc2b48b908443c4dad9ce5fb53fb5ffa6f4fbe7