[INFO] fetching crate sequential-integration 1.0.2...
[INFO] testing sequential-integration-1.0.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate sequential-integration 1.0.2 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate sequential-integration 1.0.2 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 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-29/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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded assert_approx_eq v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 5970b7973c5bece8befbcd15d98a481de343585e37a1e1a20a132dec576a4cd9
[INFO] running `Command { std: "docker" "start" "-a" "5970b7973c5bece8befbcd15d98a481de343585e37a1e1a20a132dec576a4cd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5970b7973c5bece8befbcd15d98a481de343585e37a1e1a20a132dec576a4cd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5970b7973c5bece8befbcd15d98a481de343585e37a1e1a20a132dec576a4cd9", kill_on_drop: false }`
[INFO] [stdout] 5970b7973c5bece8befbcd15d98a481de343585e37a1e1a20a132dec576a4cd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 3502c9953277f275d8b62a62cadd41e076b21614603b61aab1fa12b22a2622fc
[INFO] running `Command { std: "docker" "start" "-a" "3502c9953277f275d8b62a62cadd41e076b21614603b61aab1fa12b22a2622fc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling gimli v0.25.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling addr2line v0.16.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling object v0.26.2
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]    Compiling fehler-macros v1.0.0
[INFO] [stderr]    Compiling snafu v0.6.10
[INFO] [stderr]    Compiling fehler v1.0.0
[INFO] [stderr]    Compiling sequential-integration v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.59s
[INFO] running `Command { std: "docker" "inspect" "3502c9953277f275d8b62a62cadd41e076b21614603b61aab1fa12b22a2622fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3502c9953277f275d8b62a62cadd41e076b21614603b61aab1fa12b22a2622fc", kill_on_drop: false }`
[INFO] [stdout] 3502c9953277f275d8b62a62cadd41e076b21614603b61aab1fa12b22a2622fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] eec1d7dccf01dac8945d6040ee381e0a2ff54a6c3508a88996fc93cbb1453ada
[INFO] running `Command { std: "docker" "start" "-a" "eec1d7dccf01dac8945d6040ee381e0a2ff54a6c3508a88996fc93cbb1453ada", 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 [unoptimized + debuginfo] target(s) in 16.83s
[INFO] running `Command { std: "docker" "inspect" "eec1d7dccf01dac8945d6040ee381e0a2ff54a6c3508a88996fc93cbb1453ada", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eec1d7dccf01dac8945d6040ee381e0a2ff54a6c3508a88996fc93cbb1453ada", kill_on_drop: false }`
[INFO] [stdout] eec1d7dccf01dac8945d6040ee381e0a2ff54a6c3508a88996fc93cbb1453ada
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 909f08976551cd24e2725b839437bf832d4764480625884d777620f22f684ae1
[INFO] running `Command { std: "docker" "start" "-a" "909f08976551cd24e2725b839437bf832d4764480625884d777620f22f684ae1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sequential_integration-add6b4940635c80c)
[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-668487dce32b4be5)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test calculate_double_integral_simpson_circel ... ok
[INFO] [stderr]      Running tests/calculate_single_integral_simpson_test.rs (/opt/rustwide/target/debug/deps/calculate_single_integral_simpson_test-80972158807bae7d)
[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 1.23s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/calculate_triple_integral_simpson_test.rs (/opt/rustwide/target/debug/deps/calculate_triple_integral_simpson_test-4c22aa902e4c3135)
[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 0.02s
[INFO] [stdout] 
[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_positive ... ok
[INFO] [stdout] test calculate_triple_integral_simpson_not_const_equation_negative ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.00s
[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" "909f08976551cd24e2725b839437bf832d4764480625884d777620f22f684ae1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "909f08976551cd24e2725b839437bf832d4764480625884d777620f22f684ae1", kill_on_drop: false }`
[INFO] [stdout] 909f08976551cd24e2725b839437bf832d4764480625884d777620f22f684ae1