[INFO] fetching crate rustracts 0.2.0...
[INFO] testing rustracts-0.2.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate rustracts 0.2.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate rustracts 0.2.0 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 rustracts 0.2.0
[INFO] finished tweaking crates.io crate rustracts 0.2.0
[INFO] tweaked toml for crates.io crate rustracts 0.2.0 written to /workspace/builds/worker-1/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] [stderr]     Blocking waiting for file lock on package cache
[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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded parc v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] f20cb8e3469f4bef00326d5ab8b7e951d560fa9ef88408d70b1aec8ac11f0978
[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" "f20cb8e3469f4bef00326d5ab8b7e951d560fa9ef88408d70b1aec8ac11f0978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f20cb8e3469f4bef00326d5ab8b7e951d560fa9ef88408d70b1aec8ac11f0978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f20cb8e3469f4bef00326d5ab8b7e951d560fa9ef88408d70b1aec8ac11f0978", kill_on_drop: false }`
[INFO] [stdout] f20cb8e3469f4bef00326d5ab8b7e951d560fa9ef88408d70b1aec8ac11f0978
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] b1075f86e7eb7d44b5f303df9e3b37ba92255601fb0be27377101850a5658b2c
[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" "b1075f86e7eb7d44b5f303df9e3b37ba92255601fb0be27377101850a5658b2c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling parc v1.0.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling rustracts v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.13s
[INFO] running `Command { std: "docker" "inspect" "b1075f86e7eb7d44b5f303df9e3b37ba92255601fb0be27377101850a5658b2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1075f86e7eb7d44b5f303df9e3b37ba92255601fb0be27377101850a5658b2c", kill_on_drop: false }`
[INFO] [stdout] b1075f86e7eb7d44b5f303df9e3b37ba92255601fb0be27377101850a5658b2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a630e1b93e95cebbc16401aae1ddb554ad3f5abe5dae95e60d456ad5618d6f4a
[INFO] running `Command { std: "docker" "start" "-a" "a630e1b93e95cebbc16401aae1ddb554ad3f5abe5dae95e60d456ad5618d6f4a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustracts v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.77s
[INFO] running `Command { std: "docker" "inspect" "a630e1b93e95cebbc16401aae1ddb554ad3f5abe5dae95e60d456ad5618d6f4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a630e1b93e95cebbc16401aae1ddb554ad3f5abe5dae95e60d456ad5618d6f4a", kill_on_drop: false }`
[INFO] [stdout] a630e1b93e95cebbc16401aae1ddb554ad3f5abe5dae95e60d456ad5618d6f4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 871802ee9beb08233ab52e31dc794a530908b58d3dbea1d1fbed61b2eb29605f
[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" "871802ee9beb08233ab52e31dc794a530908b58d3dbea1d1fbed61b2eb29605f", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 8 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rustracts-0b7fc92926f45688
[INFO] [stdout] test contracts::futures::tests::fut_voided_contract ... ok
[INFO] [stdout] test contracts::onkill::tests::okc_contract ... ok
[INFO] [stdout] test contracts::option::tests::void_option_contract ... ok
[INFO] [stdout] test contracts::futures::tests::fut_simple_contract ... ok
[INFO] [stdout] test contracts::futures::tests::fut_updated_contract ... ok
[INFO] [stdout] test contracts::option::tests::noprod_option_contract ... ok
[INFO] [stderr]    Doc-tests rustracts
[INFO] [stdout] test contracts::futures::tests::loop_fut_updated_contract ... ok
[INFO] [stdout] test contracts::option::tests::prod_option_contract ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.09s
[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" "871802ee9beb08233ab52e31dc794a530908b58d3dbea1d1fbed61b2eb29605f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "871802ee9beb08233ab52e31dc794a530908b58d3dbea1d1fbed61b2eb29605f", kill_on_drop: false }`
[INFO] [stdout] 871802ee9beb08233ab52e31dc794a530908b58d3dbea1d1fbed61b2eb29605f