[INFO] fetching crate owasm2 0.1.8...
[INFO] testing owasm2-0.1.8 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate owasm2 0.1.8 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate owasm2 0.1.8 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded json v0.12.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09c55d559a5eee00f756ec8d724fbd5036dfd0cdb857b182f754394c02ed3ee0
[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" "09c55d559a5eee00f756ec8d724fbd5036dfd0cdb857b182f754394c02ed3ee0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09c55d559a5eee00f756ec8d724fbd5036dfd0cdb857b182f754394c02ed3ee0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09c55d559a5eee00f756ec8d724fbd5036dfd0cdb857b182f754394c02ed3ee0", kill_on_drop: false }`
[INFO] [stdout] 09c55d559a5eee00f756ec8d724fbd5036dfd0cdb857b182f754394c02ed3ee0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abe9f3f5287d9751470e6880b87ca8a52ec60d35c18a0b71ce842e0b27e81b15
[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" "abe9f3f5287d9751470e6880b87ca8a52ec60d35c18a0b71ce842e0b27e81b15", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling num-bigint v0.3.1
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num v0.3.1
[INFO] [stderr]    Compiling owasm2 v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.14s
[INFO] running `Command { std: "docker" "inspect" "abe9f3f5287d9751470e6880b87ca8a52ec60d35c18a0b71ce842e0b27e81b15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abe9f3f5287d9751470e6880b87ca8a52ec60d35c18a0b71ce842e0b27e81b15", kill_on_drop: false }`
[INFO] [stdout] abe9f3f5287d9751470e6880b87ca8a52ec60d35c18a0b71ce842e0b27e81b15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 678c5d6f01204123d36a35a205f877a473a901575588dd6976a6992b9c9945ed
[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" "678c5d6f01204123d36a35a205f877a473a901575588dd6976a6992b9c9945ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling owasm2 v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `Command { std: "docker" "inspect" "678c5d6f01204123d36a35a205f877a473a901575588dd6976a6992b9c9945ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "678c5d6f01204123d36a35a205f877a473a901575588dd6976a6992b9c9945ed", kill_on_drop: false }`
[INFO] [stdout] 678c5d6f01204123d36a35a205f877a473a901575588dd6976a6992b9c9945ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a32ba2c1f96ba423f5d1c5883d16a42538f692dfb05971abde96f74bd05bff61
[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" "a32ba2c1f96ba423f5d1c5883d16a42538f692dfb05971abde96f74bd05bff61", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/owasm2-0786875ce521642b
[INFO] [stdout] running 22 tests
[INFO] [stdout] test ext::tests::test_majority_char ... ok
[INFO] [stdout] test ext::tests::test_average_single_int ... ok
[INFO] [stdout] test ext::tests::test_majority_char_result_none ... ok
[INFO] [stdout] test ext::tests::test_majority_float ... ok
[INFO] [stdout] test ext::tests::test_average_float ... ok
[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_majority_float_result_none ... ok
[INFO] [stdout] test ext::tests::test_majority_int_result_none ... ok
[INFO] [stdout] test ext::tests::test_majority_single_char ... ok
[INFO] [stdout] test ext::tests::test_majority_single_float ... ok
[INFO] [stdout] test ext::tests::test_majority_single_int ... ok
[INFO] [stdout] test ext::tests::test_median_even_int ... ok
[INFO] [stdout] test ext::tests::test_majority_string_result_none ... ok
[INFO] [stdout] test ext::tests::test_majority_int ... ok
[INFO] [stdout] test ext::tests::test_median_even_float ... ok
[INFO] [stdout] test ext::tests::test_majority_single_string ... ok
[INFO] [stdout] test ext::tests::test_majority_string ... ok
[INFO] [stdout] test ext::tests::test_median_single_float ... ok
[INFO] [stdout] test ext::tests::test_median_odd_float ... ok
[INFO] [stdout] test ext::tests::test_median_single_int ... ok
[INFO] [stdout] test ext::tests::test_median_odd_int ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a32ba2c1f96ba423f5d1c5883d16a42538f692dfb05971abde96f74bd05bff61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a32ba2c1f96ba423f5d1c5883d16a42538f692dfb05971abde96f74bd05bff61", kill_on_drop: false }`
[INFO] [stdout] a32ba2c1f96ba423f5d1c5883d16a42538f692dfb05971abde96f74bd05bff61