[INFO] fetching crate exprtk_rs 0.1.0...
[INFO] testing exprtk_rs-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate exprtk_rs 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate exprtk_rs 0.1.0 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 exprtk_rs 0.1.0
[INFO] finished tweaking crates.io crate exprtk_rs 0.1.0
[INFO] tweaked toml for crates.io crate exprtk_rs 0.1.0 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] [stdout] 0b27aedd5714801c7d5cee21df0cc81ec6dde9091af1838ef91741a7a504b6c4
[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" "0b27aedd5714801c7d5cee21df0cc81ec6dde9091af1838ef91741a7a504b6c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b27aedd5714801c7d5cee21df0cc81ec6dde9091af1838ef91741a7a504b6c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b27aedd5714801c7d5cee21df0cc81ec6dde9091af1838ef91741a7a504b6c4", kill_on_drop: false }`
[INFO] [stdout] 0b27aedd5714801c7d5cee21df0cc81ec6dde9091af1838ef91741a7a504b6c4
[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] fba236391d6065ab5af6d6e1df946dd52015019af769567d71f185f7e002e164
[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" "fba236391d6065ab5af6d6e1df946dd52015019af769567d71f185f7e002e164", kill_on_drop: false }`
[INFO] [stderr]    Compiling exprtk_sys v0.1.0
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling exprtk_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.92s
[INFO] running `Command { std: "docker" "inspect" "fba236391d6065ab5af6d6e1df946dd52015019af769567d71f185f7e002e164", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fba236391d6065ab5af6d6e1df946dd52015019af769567d71f185f7e002e164", kill_on_drop: false }`
[INFO] [stdout] fba236391d6065ab5af6d6e1df946dd52015019af769567d71f185f7e002e164
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4cdb9c6cc19c0fd8115cf9a139fad3b144a70a2ea3e38247a9ccbd6c899fbbb1
[INFO] running `Command { std: "docker" "start" "-a" "4cdb9c6cc19c0fd8115cf9a139fad3b144a70a2ea3e38247a9ccbd6c899fbbb1", kill_on_drop: false }`
[INFO] [stderr]    Compiling approx v0.4.0
[INFO] [stderr]    Compiling exprtk_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.38s
[INFO] running `Command { std: "docker" "inspect" "4cdb9c6cc19c0fd8115cf9a139fad3b144a70a2ea3e38247a9ccbd6c899fbbb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cdb9c6cc19c0fd8115cf9a139fad3b144a70a2ea3e38247a9ccbd6c899fbbb1", kill_on_drop: false }`
[INFO] [stdout] 4cdb9c6cc19c0fd8115cf9a139fad3b144a70a2ea3e38247a9ccbd6c899fbbb1
[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] 54a8f3f9c5d1ed3c2761bf38de2ed3a65313f45753fe2590eabb03f6a65a7ae2
[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" "54a8f3f9c5d1ed3c2761bf38de2ed3a65313f45753fe2590eabb03f6a65a7ae2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/exprtk_rs-df1c84b1aa096649)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test tests::test_resolver ... ok
[INFO] [stdout] test tests::test_clear ... ok
[INFO] [stdout] test tests::test_constant ... ok
[INFO] [stdout] test tests::test_string ... ok
[INFO] [stdout] test tests::test_auto_resolver ... ok
[INFO] [stdout] test tests::test_send ... ok
[INFO] [stdout] test tests::test_var ... ok
[INFO] [stdout] test tests::test_names ... ok
[INFO] [stdout] test tests::test_vector_out_of_bounds ... ok
[INFO] [stdout] test tests::test_parse_err ... ok
[INFO] [stdout] test tests::test_vector ... ok
[INFO] [stdout] test tests::test_const ... ok
[INFO] [stdout] test tests::test_ids ... ok
[INFO] [stdout] test tests::test_clone ... ok
[INFO] [stderr]    Doc-tests exprtk_rs
[INFO] [stdout] test tests::test_funcs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - (line 38) - compile ... ok
[INFO] [stdout] test src/exprtk.rs - exprtk::Expression::new (line 121) ... ok
[INFO] [stdout] test src/lib.rs - (line 89) ... ok
[INFO] [stdout] test src/lib.rs - (line 111) ... ok
[INFO] [stdout] test src/exprtk.rs - exprtk::Expression::handle_unknown (line 168) ... ok
[INFO] [stdout] test src/exprtk.rs - exprtk::SymbolTable::value_cell (line 375) ... ok
[INFO] [stdout] test src/exprtk.rs - exprtk::SymbolTable::value_mut (line 344) ... ok
[INFO] [stdout] test src/lib.rs - (line 66) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 15.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "54a8f3f9c5d1ed3c2761bf38de2ed3a65313f45753fe2590eabb03f6a65a7ae2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54a8f3f9c5d1ed3c2761bf38de2ed3a65313f45753fe2590eabb03f6a65a7ae2", kill_on_drop: false }`
[INFO] [stdout] 54a8f3f9c5d1ed3c2761bf38de2ed3a65313f45753fe2590eabb03f6a65a7ae2