[INFO] fetching crate sequential-integration 1.0.2...
[INFO] testing sequential-integration-1.0.2 against 1.90.0 for beta-1.91-3
[INFO] extracting crate sequential-integration 1.0.2 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate sequential-integration 1.0.2
[INFO] finished tweaking crates.io crate sequential-integration 1.0.2
[INFO] tweaked toml for crates.io crate sequential-integration 1.0.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sequential-integration 1.0.2 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 21 packages to latest compatible versions
[INFO] [stderr]       Adding snafu v0.6.10 (available: v0.8.9)
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded assert_approx_eq v1.1.0
[INFO] [stderr]   Downloaded fehler v1.0.0
[INFO] [stderr]   Downloaded snafu v0.6.10
[INFO] [stderr]   Downloaded fehler-macros v1.0.0
[INFO] [stderr]   Downloaded snafu-derive v0.6.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] b46207a6d6f6bc1386c79b3d74b8e45246839bed37bafc93f3b37795da0bbc05
[INFO] running `Command { std: "docker" "start" "-a" "b46207a6d6f6bc1386c79b3d74b8e45246839bed37bafc93f3b37795da0bbc05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b46207a6d6f6bc1386c79b3d74b8e45246839bed37bafc93f3b37795da0bbc05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b46207a6d6f6bc1386c79b3d74b8e45246839bed37bafc93f3b37795da0bbc05", kill_on_drop: false }`
[INFO] [stdout] b46207a6d6f6bc1386c79b3d74b8e45246839bed37bafc93f3b37795da0bbc05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] d0f1638546339917ad82560b165e25a4b8295a6c3f18d6c69e1092a458408a4e
[INFO] running `Command { std: "docker" "start" "-a" "d0f1638546339917ad82560b165e25a4b8295a6c3f18d6c69e1092a458408a4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling rustc-demangle v0.1.26
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling addr2line v0.25.1
[INFO] [stderr]    Compiling fehler-macros v1.0.0
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]    Compiling fehler v1.0.0
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling snafu v0.6.10
[INFO] [stderr]    Compiling sequential-integration v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.85s
[INFO] running `Command { std: "docker" "inspect" "d0f1638546339917ad82560b165e25a4b8295a6c3f18d6c69e1092a458408a4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0f1638546339917ad82560b165e25a4b8295a6c3f18d6c69e1092a458408a4e", kill_on_drop: false }`
[INFO] [stdout] d0f1638546339917ad82560b165e25a4b8295a6c3f18d6c69e1092a458408a4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 32579faf44aab71109023c6144b440a607009008b436488eb20bf617a4205a34
[INFO] running `Command { std: "docker" "start" "-a" "32579faf44aab71109023c6144b440a607009008b436488eb20bf617a4205a34", kill_on_drop: false }`
[INFO] [stderr]    Compiling assert_approx_eq v1.1.0
[INFO] [stderr]    Compiling sequential-integration v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "32579faf44aab71109023c6144b440a607009008b436488eb20bf617a4205a34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32579faf44aab71109023c6144b440a607009008b436488eb20bf617a4205a34", kill_on_drop: false }`
[INFO] [stdout] 32579faf44aab71109023c6144b440a607009008b436488eb20bf617a4205a34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] c8fdb14dde29d4d1a9f2c11269850d9257db2a0365424348f1cdd358880d1f78
[INFO] running `Command { std: "docker" "start" "-a" "c8fdb14dde29d4d1a9f2c11269850d9257db2a0365424348f1cdd358880d1f78", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sequential_integration-4799656be4ce5d23)
[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] [stderr]      Running tests/calculate_double_integral_simpson_test.rs (/opt/rustwide/target/debug/deps/calculate_double_integral_simpson_test-ef65c6a2b27cc693)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test calculate_double_integral_simpson_circel ... ok
[INFO] [stdout] test calculate_double_integral_simpson_not_const_equation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.31s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/calculate_single_integral_simpson_test.rs (/opt/rustwide/target/debug/deps/calculate_single_integral_simpson_test-8244ebca3bcc65a3)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test calculate_single_integral_simpson_not_const_equation ... 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] [stderr]      Running tests/calculate_triple_integral_simpson_test.rs (/opt/rustwide/target/debug/deps/calculate_triple_integral_simpson_test-a60f0d3ba6f4c252)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test calculate_triple_integral_simpson_cube ... ok
[INFO] [stdout] test calculate_triple_integral_simpson_not_const_from_larger_to_smile ... ok
[INFO] [stdout] test calculate_triple_integral_simpson_sphere ... ok
[INFO] [stdout] test calculate_triple_integral_simpson_not_const_equation_negative ... ok
[INFO] [stdout] test calculate_triple_integral_simpson_not_const_equation_positive ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.71s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sequential_integration
[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" "c8fdb14dde29d4d1a9f2c11269850d9257db2a0365424348f1cdd358880d1f78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8fdb14dde29d4d1a9f2c11269850d9257db2a0365424348f1cdd358880d1f78", kill_on_drop: false }`
[INFO] [stdout] c8fdb14dde29d4d1a9f2c11269850d9257db2a0365424348f1cdd358880d1f78