[INFO] cloning repository https://github.com/NerdyPepper/eva
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NerdyPepper/eva" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNerdyPepper%2Feva", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNerdyPepper%2Feva'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3f52f6f2ce8408350fcdc180d416e63dd627d93f
[INFO] testing NerdyPepper/eva against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNerdyPepper%2Feva" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/NerdyPepper/eva 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 git repo https://github.com/NerdyPepper/eva
[INFO] finished tweaking git repo https://github.com/NerdyPepper/eva
[INFO] tweaked toml for git repo https://github.com/NerdyPepper/eva written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/NerdyPepper/eva already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num v0.2.1
[INFO] [stderr]   Downloaded radix_fmt v1.0.0
[INFO] [stderr]   Downloaded nix v0.13.1
[INFO] [stderr]   Downloaded rustyline v4.1.0
[INFO] [stderr]   Downloaded term_size v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8c00c86b7eadb77296d93c0bc7948bff0455a4ec0d7ed6f30bd184b63907d9ba
[INFO] running `Command { std: "docker" "start" "-a" "8c00c86b7eadb77296d93c0bc7948bff0455a4ec0d7ed6f30bd184b63907d9ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c00c86b7eadb77296d93c0bc7948bff0455a4ec0d7ed6f30bd184b63907d9ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c00c86b7eadb77296d93c0bc7948bff0455a4ec0d7ed6f30bd184b63907d9ba", kill_on_drop: false }`
[INFO] [stdout] 8c00c86b7eadb77296d93c0bc7948bff0455a4ec0d7ed6f30bd184b63907d9ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] db133c0749a53ed71b6cce9439392f8328ec063f3a2c3930c470386320877646
[INFO] running `Command { std: "docker" "start" "-a" "db133c0749a53ed71b6cce9439392f8328ec063f3a2c3930c470386320877646", kill_on_drop: false }`
[INFO] [stderr]    Compiling nix v0.13.1
[INFO] [stderr]    Compiling radix_fmt v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling directories v2.0.2
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling rustyline v4.1.0
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling eva v0.2.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.65s
[INFO] running `Command { std: "docker" "inspect" "db133c0749a53ed71b6cce9439392f8328ec063f3a2c3930c470386320877646", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db133c0749a53ed71b6cce9439392f8328ec063f3a2c3930c470386320877646", kill_on_drop: false }`
[INFO] [stdout] db133c0749a53ed71b6cce9439392f8328ec063f3a2c3930c470386320877646
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 98b8a07ad34df5e26feb5d1030d315f0e0fa4654e393be6c586e0bbf26b01d21
[INFO] running `Command { std: "docker" "start" "-a" "98b8a07ad34df5e26feb5d1030d315f0e0fa4654e393be6c586e0bbf26b01d21", kill_on_drop: false }`
[INFO] [stderr]    Compiling eva v0.2.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `parse_arguments`
[INFO] [stdout]    --> src/main.rs:148:4
[INFO] [stdout]     |
[INFO] [stdout] 148 | fn parse_arguments() -> Configuration {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` 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 2.04s
[INFO] running `Command { std: "docker" "inspect" "98b8a07ad34df5e26feb5d1030d315f0e0fa4654e393be6c586e0bbf26b01d21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98b8a07ad34df5e26feb5d1030d315f0e0fa4654e393be6c586e0bbf26b01d21", kill_on_drop: false }`
[INFO] [stdout] 98b8a07ad34df5e26feb5d1030d315f0e0fa4654e393be6c586e0bbf26b01d21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8fe8fd95c73f7d6c6647cc9c6324dcedd7d96df214f98f14e53aafeea6ad5d37
[INFO] running `Command { std: "docker" "start" "-a" "8fe8fd95c73f7d6c6647cc9c6324dcedd7d96df214f98f14e53aafeea6ad5d37", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `parse_arguments`
[INFO] [stderr]    --> src/main.rs:148:4
[INFO] [stderr]     |
[INFO] [stderr] 148 | fn parse_arguments() -> Configuration {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `eva` (bin "eva" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/eva-580db44bcd358ab3)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::eval_with_zero_prev ... ok
[INFO] [stdout] test tests::exponentiation ... ok
[INFO] [stdout] test tests::trignometric_fns ... ok
[INFO] [stdout] test tests::sigmoid_fns ... ok
[INFO] [stdout] test tests::basic_ops ... ok
[INFO] [stdout] test tests::inverse_trignometric_fns ... ok
[INFO] [stdout] test tests::prev_ans ... ok
[INFO] [stdout] test tests::floating_ops ... ok
[INFO] [stdout] test tests::brackets ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8fe8fd95c73f7d6c6647cc9c6324dcedd7d96df214f98f14e53aafeea6ad5d37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fe8fd95c73f7d6c6647cc9c6324dcedd7d96df214f98f14e53aafeea6ad5d37", kill_on_drop: false }`
[INFO] [stdout] 8fe8fd95c73f7d6c6647cc9c6324dcedd7d96df214f98f14e53aafeea6ad5d37