[INFO] fetching crate czt 0.3.7...
[INFO] testing czt-0.3.7 against 1.55.0 for beta-1.56-1
[INFO] extracting crate czt 0.3.7 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate czt 0.3.7 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 czt 0.3.7
[INFO] finished tweaking crates.io crate czt 0.3.7
[INFO] tweaked toml for crates.io crate czt 0.3.7 written to /workspace/builds/worker-2/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]  Downloading crates ...
[INFO] [stderr]   Downloaded dft v0.5.5
[INFO] [stderr]   Downloaded assert v0.7.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] df7f316c2582502d75ab42f6529fd6b8b1451955335cdfb7e195f26d5048fd63
[INFO] running `Command { std: "docker" "start" "-a" "df7f316c2582502d75ab42f6529fd6b8b1451955335cdfb7e195f26d5048fd63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df7f316c2582502d75ab42f6529fd6b8b1451955335cdfb7e195f26d5048fd63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df7f316c2582502d75ab42f6529fd6b8b1451955335cdfb7e195f26d5048fd63", kill_on_drop: false }`
[INFO] [stdout] df7f316c2582502d75ab42f6529fd6b8b1451955335cdfb7e195f26d5048fd63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] fdce3f1ba0dea3cf8a6278bc974768fc921be89005f3d8a159c13e59a8ceab40
[INFO] running `Command { std: "docker" "start" "-a" "fdce3f1ba0dea3cf8a6278bc974768fc921be89005f3d8a159c13e59a8ceab40", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling dft v0.5.5
[INFO] [stderr]    Compiling czt v0.3.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `Command { std: "docker" "inspect" "fdce3f1ba0dea3cf8a6278bc974768fc921be89005f3d8a159c13e59a8ceab40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdce3f1ba0dea3cf8a6278bc974768fc921be89005f3d8a159c13e59a8ceab40", kill_on_drop: false }`
[INFO] [stdout] fdce3f1ba0dea3cf8a6278bc974768fc921be89005f3d8a159c13e59a8ceab40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] b35ca8410bc7558448eef2f662e70051a0f4d5ffe2269402fb199306817f07a2
[INFO] running `Command { std: "docker" "start" "-a" "b35ca8410bc7558448eef2f662e70051a0f4d5ffe2269402fb199306817f07a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling assert v0.7.4
[INFO] [stderr]    Compiling czt v0.3.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "b35ca8410bc7558448eef2f662e70051a0f4d5ffe2269402fb199306817f07a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b35ca8410bc7558448eef2f662e70051a0f4d5ffe2269402fb199306817f07a2", kill_on_drop: false }`
[INFO] [stdout] b35ca8410bc7558448eef2f662e70051a0f4d5ffe2269402fb199306817f07a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 48387bd64944463423f2c62837395fbc05c53c1ea83cccb6b2fd022ece24f98e
[INFO] running `Command { std: "docker" "start" "-a" "48387bd64944463423f2c62837395fbc05c53c1ea83cccb6b2fd022ece24f98e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/czt-5534aacea96a9ed7)
[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/lib.rs (/opt/rustwide/target/debug/deps/lib-312ab02049190ecf)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test forward_complex ... ok
[INFO] [stdout] test forward_complex_small_m ... ok
[INFO] [stdout] test forward_complex_different_a ... ok
[INFO] [stdout] test forward_complex_large_m ... ok
[INFO] [stdout] test forward_complex_different_w ... ok
[INFO] [stdout] test forward_real ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests czt
[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" "48387bd64944463423f2c62837395fbc05c53c1ea83cccb6b2fd022ece24f98e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48387bd64944463423f2c62837395fbc05c53c1ea83cccb6b2fd022ece24f98e", kill_on_drop: false }`
[INFO] [stdout] 48387bd64944463423f2c62837395fbc05c53c1ea83cccb6b2fd022ece24f98e