[INFO] crate owasm2 0.1.8 is already in cache
[INFO] testing owasm2-0.1.8 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate owasm2 0.1.8 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate owasm2 0.1.8 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate owasm2 0.1.8
[INFO] finished tweaking crates.io crate owasm2 0.1.8
[INFO] tweaked toml for crates.io crate owasm2 0.1.8 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae44b62b28ce52c2017331745857a266b219e3939f36cf0a944a61ff7f371b30
[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" "ae44b62b28ce52c2017331745857a266b219e3939f36cf0a944a61ff7f371b30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae44b62b28ce52c2017331745857a266b219e3939f36cf0a944a61ff7f371b30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae44b62b28ce52c2017331745857a266b219e3939f36cf0a944a61ff7f371b30", kill_on_drop: false }`
[INFO] [stdout] ae44b62b28ce52c2017331745857a266b219e3939f36cf0a944a61ff7f371b30
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0eaaedfa835249823600a491a169ac46caf8e9f5611b313f2038c9acc2949850
[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" "0eaaedfa835249823600a491a169ac46caf8e9f5611b313f2038c9acc2949850", kill_on_drop: false }`
[INFO] [stderr]    Compiling json v0.12.4
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-complex v0.3.0
[INFO] [stderr]    Compiling num v0.3.0
[INFO] [stderr]    Compiling owasm2 v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.36s
[INFO] running `Command { std: "docker" "inspect" "0eaaedfa835249823600a491a169ac46caf8e9f5611b313f2038c9acc2949850", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0eaaedfa835249823600a491a169ac46caf8e9f5611b313f2038c9acc2949850", kill_on_drop: false }`
[INFO] [stdout] 0eaaedfa835249823600a491a169ac46caf8e9f5611b313f2038c9acc2949850
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 439cf4f97ff9c88a2c9e001998a9f836fd5b0cd7c640e9bd53efb812f13f7487
[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" "439cf4f97ff9c88a2c9e001998a9f836fd5b0cd7c640e9bd53efb812f13f7487", kill_on_drop: false }`
[INFO] [stderr]    Compiling owasm2 v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "439cf4f97ff9c88a2c9e001998a9f836fd5b0cd7c640e9bd53efb812f13f7487", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "439cf4f97ff9c88a2c9e001998a9f836fd5b0cd7c640e9bd53efb812f13f7487", kill_on_drop: false }`
[INFO] [stdout] 439cf4f97ff9c88a2c9e001998a9f836fd5b0cd7c640e9bd53efb812f13f7487
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 708eb83c2bd14afc56e4ae41b14ad99c56b1ca1253f401b6e65173925bf5d275
[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" "708eb83c2bd14afc56e4ae41b14ad99c56b1ca1253f401b6e65173925bf5d275", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stdout] running 22 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/owasm2-253d91b352186e02
[INFO] [stdout] test ext::tests::test_average_single_float ... ok
[INFO] [stdout] test ext::tests::test_average_int ... ok
[INFO] [stdout] test ext::tests::test_average_float ... ok
[INFO] [stdout] test ext::tests::test_majority_char ... ok
[INFO] [stdout] test ext::tests::test_majority_char_result_none ... ok
[INFO] [stdout] test ext::tests::test_average_single_int ... ok
[INFO] [stdout] test ext::tests::test_majority_float ... ok
[INFO] [stdout] test ext::tests::test_majority_float_result_none ... ok
[INFO] [stdout] test ext::tests::test_median_even_int ... ok
[INFO] [stdout] test ext::tests::test_median_odd_float ... ok
[INFO] [stdout] test ext::tests::test_median_single_float ... ok
[INFO] [stdout] test ext::tests::test_majority_string_result_none ... ok
[INFO] [stdout] test ext::tests::test_majority_string ... ok
[INFO] [stdout] test ext::tests::test_majority_single_int ... ok
[INFO] [stdout] test ext::tests::test_majority_single_float ... ok
[INFO] [stdout] test ext::tests::test_majority_int_result_none ... ok
[INFO] [stdout] test ext::tests::test_median_single_int ... ok
[INFO] [stdout] test ext::tests::test_median_odd_int ... ok
[INFO] [stdout] test ext::tests::test_median_even_float ... ok
[INFO] [stdout] test ext::tests::test_majority_single_char ... ok
[INFO] [stdout] test ext::tests::test_majority_int ... ok
[INFO] [stdout] test ext::tests::test_majority_single_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests owasm2
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "708eb83c2bd14afc56e4ae41b14ad99c56b1ca1253f401b6e65173925bf5d275", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "708eb83c2bd14afc56e4ae41b14ad99c56b1ca1253f401b6e65173925bf5d275", kill_on_drop: false }`
[INFO] [stdout] 708eb83c2bd14afc56e4ae41b14ad99c56b1ca1253f401b6e65173925bf5d275