[INFO] fetching crate owasm2 0.1.8...
[INFO] testing owasm2-0.1.8 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate owasm2 0.1.8 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate owasm2 0.1.8 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c8f1ded494580a238264cdbe3aa838ab0fbafa0c06d6441cc8318f7700a0baa
[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" "2c8f1ded494580a238264cdbe3aa838ab0fbafa0c06d6441cc8318f7700a0baa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c8f1ded494580a238264cdbe3aa838ab0fbafa0c06d6441cc8318f7700a0baa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c8f1ded494580a238264cdbe3aa838ab0fbafa0c06d6441cc8318f7700a0baa", kill_on_drop: false }`
[INFO] [stdout] 2c8f1ded494580a238264cdbe3aa838ab0fbafa0c06d6441cc8318f7700a0baa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b0a5597e5b75cc801020825de039451700d41fad6df34881e6d324ce5c2d24f
[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" "5b0a5597e5b75cc801020825de039451700d41fad6df34881e6d324ce5c2d24f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[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-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[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 12.64s
[INFO] running `Command { std: "docker" "inspect" "5b0a5597e5b75cc801020825de039451700d41fad6df34881e6d324ce5c2d24f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b0a5597e5b75cc801020825de039451700d41fad6df34881e6d324ce5c2d24f", kill_on_drop: false }`
[INFO] [stdout] 5b0a5597e5b75cc801020825de039451700d41fad6df34881e6d324ce5c2d24f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31a3d4a2be0f375336a66b286a9708454d6913c41ed5fe945c1b37feefe52146
[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" "31a3d4a2be0f375336a66b286a9708454d6913c41ed5fe945c1b37feefe52146", kill_on_drop: false }`
[INFO] [stderr]    Compiling owasm2 v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "31a3d4a2be0f375336a66b286a9708454d6913c41ed5fe945c1b37feefe52146", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31a3d4a2be0f375336a66b286a9708454d6913c41ed5fe945c1b37feefe52146", kill_on_drop: false }`
[INFO] [stdout] 31a3d4a2be0f375336a66b286a9708454d6913c41ed5fe945c1b37feefe52146
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e552fee22081477097bc95a6360e31759bb8962344a9c1370b7276e196e41cea
[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" "e552fee22081477097bc95a6360e31759bb8962344a9c1370b7276e196e41cea", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/owasm2-e586b932092a2be4)
[INFO] [stderr]    Doc-tests owasm2
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test ext::tests::test_average_single_float ... ok
[INFO] [stdout] test ext::tests::test_average_float ... ok
[INFO] [stdout] test ext::tests::test_average_single_int ... ok
[INFO] [stdout] test ext::tests::test_majority_char ... ok
[INFO] [stdout] test ext::tests::test_majority_int ... ok
[INFO] [stdout] test ext::tests::test_majority_single_char ... ok
[INFO] [stdout] test ext::tests::test_average_int ... ok
[INFO] [stdout] test ext::tests::test_majority_single_int ... ok
[INFO] [stdout] test ext::tests::test_majority_int_result_none ... ok
[INFO] [stdout] test ext::tests::test_median_even_float ... ok
[INFO] [stdout] test ext::tests::test_majority_float_result_none ... 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_majority_string ... ok
[INFO] [stdout] test ext::tests::test_median_even_int ... ok
[INFO] [stdout] test ext::tests::test_majority_single_string ... ok
[INFO] [stdout] test ext::tests::test_majority_string_result_none ... ok
[INFO] [stdout] test ext::tests::test_median_single_int ... ok
[INFO] [stdout] test ext::tests::test_median_single_float ... ok
[INFO] [stdout] test ext::tests::test_majority_single_float ... ok
[INFO] [stdout] test ext::tests::test_majority_float ... ok
[INFO] [stdout] test ext::tests::test_majority_char_result_none ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "e552fee22081477097bc95a6360e31759bb8962344a9c1370b7276e196e41cea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e552fee22081477097bc95a6360e31759bb8962344a9c1370b7276e196e41cea", kill_on_drop: false }`
[INFO] [stdout] e552fee22081477097bc95a6360e31759bb8962344a9c1370b7276e196e41cea