[INFO] fetching crate smoke 0.2.1...
[INFO] testing smoke-0.2.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate smoke 0.2.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate smoke 0.2.1 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 smoke 0.2.1
[INFO] finished tweaking crates.io crate smoke 0.2.1
[INFO] tweaked toml for crates.io crate smoke 0.2.1 written to /workspace/builds/worker-12/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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 6a3170d03f56888f69164b17949b77d11b3ad22bc70ad41cbd698dd327906f26
[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" "6a3170d03f56888f69164b17949b77d11b3ad22bc70ad41cbd698dd327906f26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a3170d03f56888f69164b17949b77d11b3ad22bc70ad41cbd698dd327906f26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a3170d03f56888f69164b17949b77d11b3ad22bc70ad41cbd698dd327906f26", kill_on_drop: false }`
[INFO] [stdout] 6a3170d03f56888f69164b17949b77d11b3ad22bc70ad41cbd698dd327906f26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 13120324b8ff9198f60c520c771b611d28832c5ba228dffced7f66ac3ba8e650
[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" "13120324b8ff9198f60c520c771b611d28832c5ba228dffced7f66ac3ba8e650", kill_on_drop: false }`
[INFO] [stderr]    Compiling smoke v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/initonce.rs:35:14
[INFO] [stdout]    |
[INFO] [stdout] 35 |             .compare_and_swap(STATUS_UNINIT, STATUS_INITING, Ordering::SeqCst);
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.88s
[INFO] running `Command { std: "docker" "inspect" "13120324b8ff9198f60c520c771b611d28832c5ba228dffced7f66ac3ba8e650", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13120324b8ff9198f60c520c771b611d28832c5ba228dffced7f66ac3ba8e650", kill_on_drop: false }`
[INFO] [stdout] 13120324b8ff9198f60c520c771b611d28832c5ba228dffced7f66ac3ba8e650
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] fc1debe4a59113461e49ee050c8014ba5be582ec7328debff93a3e7809d00778
[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" "fc1debe4a59113461e49ee050c8014ba5be582ec7328debff93a3e7809d00778", kill_on_drop: false }`
[INFO] [stderr]    Compiling smoke v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/initonce.rs:35:14
[INFO] [stdout]    |
[INFO] [stdout] 35 |             .compare_and_swap(STATUS_UNINIT, STATUS_INITING, Ordering::SeqCst);
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/initonce.rs:35:14
[INFO] [stdout]    |
[INFO] [stdout] 35 |             .compare_and_swap(STATUS_UNINIT, STATUS_INITING, Ordering::SeqCst);
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.87s
[INFO] running `Command { std: "docker" "inspect" "fc1debe4a59113461e49ee050c8014ba5be582ec7328debff93a3e7809d00778", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc1debe4a59113461e49ee050c8014ba5be582ec7328debff93a3e7809d00778", kill_on_drop: false }`
[INFO] [stdout] fc1debe4a59113461e49ee050c8014ba5be582ec7328debff93a3e7809d00778
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 615cde34102ff70c9935adc2863e0934c99cbd384bb0c40ce7cb8d081fa58b5b
[INFO] running `Command { std: "docker" "start" "-a" "615cde34102ff70c9935adc2863e0934c99cbd384bb0c40ce7cb8d081fa58b5b", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]   --> src/initonce.rs:35:14
[INFO] [stderr]    |
[INFO] [stderr] 35 |             .compare_and_swap(STATUS_UNINIT, STATUS_INITING, Ordering::SeqCst);
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]   --> src/initonce.rs:35:14
[INFO] [stderr]    |
[INFO] [stderr] 35 |             .compare_and_swap(STATUS_UNINIT, STATUS_INITING, Ordering::SeqCst);
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/smoke-0363f1f643b9bd61
[INFO] [stdout] running 2 tests
[INFO] [stderr]    Doc-tests smoke
[INFO] [stdout] test rand::tests::string_seed ... ok
[INFO] [stdout] test rand::tests::string_seed_parse ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/generator.rs - generator::Generator::and (line 70) ... ok
[INFO] [stdout] test src/generator.rs - generator::Generator::map (line 26) ... ok
[INFO] [stdout] test src/generator.rs - generator::Generator::such_that (line 50) ... ok
[INFO] [stdout] test src/run.rs - run::forall (line 68) ... ok
[INFO] [stdout] test src/run.rs - run::run (line 164) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.19s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "615cde34102ff70c9935adc2863e0934c99cbd384bb0c40ce7cb8d081fa58b5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "615cde34102ff70c9935adc2863e0934c99cbd384bb0c40ce7cb8d081fa58b5b", kill_on_drop: false }`
[INFO] [stdout] 615cde34102ff70c9935adc2863e0934c99cbd384bb0c40ce7cb8d081fa58b5b