[INFO] fetching crate greeks 0.5.0...
[INFO] testing greeks-0.5.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate greeks 0.5.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate greeks 0.5.0 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 greeks 0.5.0
[INFO] finished tweaking crates.io crate greeks 0.5.0
[INFO] tweaked toml for crates.io crate greeks 0.5.0 written to /workspace/builds/worker-4/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f2d391ad9196314eb1d737783743eba1bf4f4071fe28e26b8e6365a45ee70de8
[INFO] running `Command { std: "docker" "start" "-a" "f2d391ad9196314eb1d737783743eba1bf4f4071fe28e26b8e6365a45ee70de8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2d391ad9196314eb1d737783743eba1bf4f4071fe28e26b8e6365a45ee70de8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2d391ad9196314eb1d737783743eba1bf4f4071fe28e26b8e6365a45ee70de8", kill_on_drop: false }`
[INFO] [stdout] f2d391ad9196314eb1d737783743eba1bf4f4071fe28e26b8e6365a45ee70de8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 6e836c16d48ea013828b1a9bfa9582e5a1aae7c34433baf982408098b4f370f8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6e836c16d48ea013828b1a9bfa9582e5a1aae7c34433baf982408098b4f370f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling greeks v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/greeks/first.rs:178:24
[INFO] [stdout]     |
[INFO] [stdout] 178 |     let mult3 = E.powf((-d1.powf(2.0) / 2.0));
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "6e836c16d48ea013828b1a9bfa9582e5a1aae7c34433baf982408098b4f370f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e836c16d48ea013828b1a9bfa9582e5a1aae7c34433baf982408098b4f370f8", kill_on_drop: false }`
[INFO] [stdout] 6e836c16d48ea013828b1a9bfa9582e5a1aae7c34433baf982408098b4f370f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] a7377af35c12dcfb366e36f0a7266608ceb08e3f1552c58eb01cc89516d745c9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a7377af35c12dcfb366e36f0a7266608ceb08e3f1552c58eb01cc89516d745c9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling greeks v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/greeks/first.rs:178:24
[INFO] [stdout]     |
[INFO] [stdout] 178 |     let mult3 = E.powf((-d1.powf(2.0) / 2.0));
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/greeks/first.rs:178:24
[INFO] [stdout]     |
[INFO] [stdout] 178 |     let mult3 = E.powf((-d1.powf(2.0) / 2.0));
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "a7377af35c12dcfb366e36f0a7266608ceb08e3f1552c58eb01cc89516d745c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7377af35c12dcfb366e36f0a7266608ceb08e3f1552c58eb01cc89516d745c9", kill_on_drop: false }`
[INFO] [stdout] a7377af35c12dcfb366e36f0a7266608ceb08e3f1552c58eb01cc89516d745c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] b2416e4c31628ad9a5fac2bf583f65fce97211f3b7989d12c2ea92fe4ecacf57
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b2416e4c31628ad9a5fac2bf583f65fce97211f3b7989d12c2ea92fe4ecacf57", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/greeks/first.rs:178:24
[INFO] [stderr]     |
[INFO] [stderr] 178 |     let mult3 = E.powf((-d1.powf(2.0) / 2.0));
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `greeks` (lib) generated 1 warning
[INFO] [stderr] warning: `greeks` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/greeks-25aa96630510e773)
[INFO] [stdout] running 14 tests
[INFO] [stdout] test common::tests::test_d1 ... ok
[INFO] [stdout] test greeks::first::tests::test_rho_put ... ok
[INFO] [stdout] test greeks::first::tests::test_theta_call ... ok
[INFO] [stdout] test greeks::first::tests::test_theta_put ... ok
[INFO] [stdout] test greeks::first::tests::test_vega ... ok
[INFO] [stdout] test greeks::second::tests::test_gamma ... ok
[INFO] [stdout] test price::tests::test_euro_call ... ok
[INFO] [stdout] test price::tests::test_euro_put ... ok
[INFO] [stdout] test common::tests::test_d2 ... ok
[INFO] [stdout] test greeks::first::tests::test_delta_put ... ok
[INFO] [stdout] test greeks::first::tests::test_delta_call ... ok
[INFO] [stdout] test greeks::first::tests::test_lambda_put ... ok
[INFO] [stdout] test greeks::first::tests::test_rho_call ... ok
[INFO] [stdout] test greeks::first::tests::test_lambda_call ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests greeks
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> /opt/rustwide/workdir/src/greeks/first.rs:178:24
[INFO] [stderr]     |
[INFO] [stderr] 178 |     let mult3 = E.powf((-d1.powf(2.0) / 2.0));
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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" "b2416e4c31628ad9a5fac2bf583f65fce97211f3b7989d12c2ea92fe4ecacf57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2416e4c31628ad9a5fac2bf583f65fce97211f3b7989d12c2ea92fe4ecacf57", kill_on_drop: false }`
[INFO] [stdout] b2416e4c31628ad9a5fac2bf583f65fce97211f3b7989d12c2ea92fe4ecacf57