[INFO] fetching crate flask 2.0.3...
[INFO] testing flask-2.0.3 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate flask 2.0.3 into /workspace/builds/worker-87/source
[INFO] validating manifest of crates.io crate flask 2.0.3 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flask 2.0.3
[INFO] finished tweaking crates.io crate flask 2.0.3
[INFO] tweaked toml for crates.io crate flask 2.0.3 written to /workspace/builds/worker-87/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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" "+beta-2021-09-08" "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-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 55dec2f8f1cf051f9ccb87e9b87c21ffd6c982a7d6e299f9f98d3320db69d2b3
[INFO] running `Command { std: "docker" "start" "-a" "55dec2f8f1cf051f9ccb87e9b87c21ffd6c982a7d6e299f9f98d3320db69d2b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55dec2f8f1cf051f9ccb87e9b87c21ffd6c982a7d6e299f9f98d3320db69d2b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55dec2f8f1cf051f9ccb87e9b87c21ffd6c982a7d6e299f9f98d3320db69d2b3", kill_on_drop: false }`
[INFO] [stdout] 55dec2f8f1cf051f9ccb87e9b87c21ffd6c982a7d6e299f9f98d3320db69d2b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f00e88c6bf7955037c7bb9bfeed6c107f34fc236c7d4788a04dd4ba310b1c783
[INFO] running `Command { std: "docker" "start" "-a" "f00e88c6bf7955037c7bb9bfeed6c107f34fc236c7d4788a04dd4ba310b1c783", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling nom v6.2.1
[INFO] [stderr]    Compiling http v0.2.4
[INFO] [stderr]    Compiling bitvec v0.19.5
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling regex v1.4.6
[INFO] [stderr]    Compiling flask v2.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.25s
[INFO] running `Command { std: "docker" "inspect" "f00e88c6bf7955037c7bb9bfeed6c107f34fc236c7d4788a04dd4ba310b1c783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f00e88c6bf7955037c7bb9bfeed6c107f34fc236c7d4788a04dd4ba310b1c783", kill_on_drop: false }`
[INFO] [stdout] f00e88c6bf7955037c7bb9bfeed6c107f34fc236c7d4788a04dd4ba310b1c783
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b82f9c462f163e313b08f92205cfccda0b29cf59e2fa47fd05da8da982eb4d07
[INFO] running `Command { std: "docker" "start" "-a" "b82f9c462f163e313b08f92205cfccda0b29cf59e2fa47fd05da8da982eb4d07", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling extend v0.1.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling assert-json-diff v1.1.0
[INFO] [stderr]    Compiling mockito v0.28.0
[INFO] [stderr]    Compiling flask v2.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 13.05s
[INFO] running `Command { std: "docker" "inspect" "b82f9c462f163e313b08f92205cfccda0b29cf59e2fa47fd05da8da982eb4d07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b82f9c462f163e313b08f92205cfccda0b29cf59e2fa47fd05da8da982eb4d07", kill_on_drop: false }`
[INFO] [stdout] b82f9c462f163e313b08f92205cfccda0b29cf59e2fa47fd05da8da982eb4d07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7a39ff5db953e8da5a43fb468757943b41a8bd207445b537335ebf6fead5345e
[INFO] running `Command { std: "docker" "start" "-a" "7a39ff5db953e8da5a43fb468757943b41a8bd207445b537335ebf6fead5345e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/flask-a4490029ddaf39a9)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test httpx::response::tests::test_post_request_with_body ... ok
[INFO] [stdout] test httpx::response::tests::test_parse_response_line_server_error ... ok
[INFO] [stdout] test httpx::response::tests::test_get_request_with_headers ... ok
[INFO] [stdout] test httpx::response::tests::test_parse_response_line_ok ... ok
[INFO] [stdout] test httpx::response::tests::test_minimal_get_request ... ok
[INFO] [stdout] test httpx::response::tests::test_basic_options_request ... ok
[INFO] [stdout] test httpx::response::tests::test_get_request_with_query_string ... ok
[INFO] [stderr]    Doc-tests flask
[INFO] [stdout] test httpx::response::tests::test_post_response_with_large_body ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.89s
[INFO] [stdout] 
[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" "7a39ff5db953e8da5a43fb468757943b41a8bd207445b537335ebf6fead5345e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a39ff5db953e8da5a43fb468757943b41a8bd207445b537335ebf6fead5345e", kill_on_drop: false }`
[INFO] [stdout] 7a39ff5db953e8da5a43fb468757943b41a8bd207445b537335ebf6fead5345e