[INFO] fetching crate owasm2 0.1.8...
[INFO] testing owasm2-0.1.8 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[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 ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] 712d56ea2928b3ecebe913846bb06aac8ff454a3e52f98e42003bb5248d1dfd7
[INFO] running `Command { std: "docker" "start" "-a" "712d56ea2928b3ecebe913846bb06aac8ff454a3e52f98e42003bb5248d1dfd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "712d56ea2928b3ecebe913846bb06aac8ff454a3e52f98e42003bb5248d1dfd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "712d56ea2928b3ecebe913846bb06aac8ff454a3e52f98e42003bb5248d1dfd7", kill_on_drop: false }`
[INFO] [stdout] 712d56ea2928b3ecebe913846bb06aac8ff454a3e52f98e42003bb5248d1dfd7
[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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c6e1068863b0d12fb33f6c51849c72ee7efbdee7b38c00468f61183c3807ee6
[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" "0c6e1068863b0d12fb33f6c51849c72ee7efbdee7b38c00468f61183c3807ee6", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-complex v0.3.1
[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 12.11s
[INFO] running `Command { std: "docker" "inspect" "0c6e1068863b0d12fb33f6c51849c72ee7efbdee7b38c00468f61183c3807ee6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c6e1068863b0d12fb33f6c51849c72ee7efbdee7b38c00468f61183c3807ee6", kill_on_drop: false }`
[INFO] [stdout] 0c6e1068863b0d12fb33f6c51849c72ee7efbdee7b38c00468f61183c3807ee6
[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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42068d76e6c57828eb58ffd928b6f698f11078f31192f707be9d24db22af5fbf
[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" "42068d76e6c57828eb58ffd928b6f698f11078f31192f707be9d24db22af5fbf", kill_on_drop: false }`
[INFO] [stderr]    Compiling owasm2 v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "42068d76e6c57828eb58ffd928b6f698f11078f31192f707be9d24db22af5fbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42068d76e6c57828eb58ffd928b6f698f11078f31192f707be9d24db22af5fbf", kill_on_drop: false }`
[INFO] [stdout] 42068d76e6c57828eb58ffd928b6f698f11078f31192f707be9d24db22af5fbf
[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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] 038f7a5b86c97a54c47bbffe8ac9aa9516dd3371ba560d9b8b1d09dbe83b437f
[INFO] running `Command { std: "docker" "start" "-a" "038f7a5b86c97a54c47bbffe8ac9aa9516dd3371ba560d9b8b1d09dbe83b437f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/owasm2-e586b932092a2be4)
[INFO] [stdout] running 22 tests
[INFO] [stdout] test ext::tests::test_average_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_majority_int ... ok
[INFO] [stdout] test ext::tests::test_majority_int_result_none ... 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_majority_string ... ok
[INFO] [stdout] test ext::tests::test_majority_string_result_none ... ok
[INFO] [stdout] test ext::tests::test_median_even_float ... 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_odd_int ... ok
[INFO] [stdout] test ext::tests::test_median_single_float ... ok
[INFO] [stdout] test ext::tests::test_median_single_int ... ok
[INFO] [stdout] test ext::tests::test_average_single_float ... ok
[INFO] [stdout] test ext::tests::test_majority_char_result_none ... ok
[INFO] [stdout] test ext::tests::test_majority_single_string ... ok
[INFO] [stdout] test ext::tests::test_majority_single_char ... 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_average_single_int ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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" "038f7a5b86c97a54c47bbffe8ac9aa9516dd3371ba560d9b8b1d09dbe83b437f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "038f7a5b86c97a54c47bbffe8ac9aa9516dd3371ba560d9b8b1d09dbe83b437f", kill_on_drop: false }`
[INFO] [stdout] 038f7a5b86c97a54c47bbffe8ac9aa9516dd3371ba560d9b8b1d09dbe83b437f