[INFO] fetching crate xmachine 0.2.1...
[INFO] testing xmachine-0.2.1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate xmachine 0.2.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate xmachine 0.2.1 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xmachine 0.2.1
[INFO] finished tweaking crates.io crate xmachine 0.2.1
[INFO] tweaked toml for crates.io crate xmachine 0.2.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3e31d8412756deab14c1f328179a5fa40e4021f60704e2636734dfd9a20cda3
[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" "b3e31d8412756deab14c1f328179a5fa40e4021f60704e2636734dfd9a20cda3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3e31d8412756deab14c1f328179a5fa40e4021f60704e2636734dfd9a20cda3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3e31d8412756deab14c1f328179a5fa40e4021f60704e2636734dfd9a20cda3", kill_on_drop: false }`
[INFO] [stdout] b3e31d8412756deab14c1f328179a5fa40e4021f60704e2636734dfd9a20cda3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--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] 923011b89aa35261d817c4c2609f8b7f5e1e87cf599f15a609ed83b6eb176712
[INFO] running `Command { std: "docker" "start" "-a" "923011b89aa35261d817c4c2609f8b7f5e1e87cf599f15a609ed83b6eb176712", kill_on_drop: false }`
[INFO] [stderr]    Compiling xmachine v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "923011b89aa35261d817c4c2609f8b7f5e1e87cf599f15a609ed83b6eb176712", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "923011b89aa35261d817c4c2609f8b7f5e1e87cf599f15a609ed83b6eb176712", kill_on_drop: false }`
[INFO] [stdout] 923011b89aa35261d817c4c2609f8b7f5e1e87cf599f15a609ed83b6eb176712
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18845a24211b56716807362e701097a7a1500ced1d2cbf2d2ef09e46d3986f08
[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" "18845a24211b56716807362e701097a7a1500ced1d2cbf2d2ef09e46d3986f08", kill_on_drop: false }`
[INFO] [stderr]    Compiling xmachine v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `Command { std: "docker" "inspect" "18845a24211b56716807362e701097a7a1500ced1d2cbf2d2ef09e46d3986f08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18845a24211b56716807362e701097a7a1500ced1d2cbf2d2ef09e46d3986f08", kill_on_drop: false }`
[INFO] [stdout] 18845a24211b56716807362e701097a7a1500ced1d2cbf2d2ef09e46d3986f08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 51d638ab29351cdbe2b5239924433f77070b4b98c43a5aad036aa1431bc86889
[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" "51d638ab29351cdbe2b5239924433f77070b4b98c43a5aad036aa1431bc86889", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/xmachine-a5a0bde9e1510984)
[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] [stderr]      Running tests/church.rs (/opt/rustwide/target/debug/deps/church-3cc7f1dec3f1ba1c)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test church::church ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/closure.rs (/opt/rustwide/target/debug/deps/closure-066d4a5e5dae491d)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test closure_tests::clone_foreign_state ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/from.rs (/opt/rustwide/target/debug/deps/from-89571fa5297ad3a4)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stderr]      Running tests/function.rs (/opt/rustwide/target/debug/deps/function-437bb66cecbd9d84)
[INFO] [stdout] test from::from_list ... ok
[INFO] [stdout] test from::from_number ... ok
[INFO] [stdout] test from::from_bool ... ok
[INFO] [stdout] test from::from_tree ... ok
[INFO] [stdout] test from::from_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test function_tests::function_return ... ok
[INFO] [stderr]      Running tests/iterative.rs (/opt/rustwide/target/debug/deps/iterative-fd32a8856148d67d)
[INFO] [stdout] test function_tests::function_copy ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test iterative::while_loop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/object.rs (/opt/rustwide/target/debug/deps/object-aea550fd48c02728)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/value.rs (/opt/rustwide/target/debug/deps/value-b79bfe40f3b02793)
[INFO] [stdout] running 1 test
[INFO] [stdout] test object::object ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test value::call ... ok
[INFO] [stdout] test value::display ... ok
[INFO] [stdout] test value::index ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "51d638ab29351cdbe2b5239924433f77070b4b98c43a5aad036aa1431bc86889", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51d638ab29351cdbe2b5239924433f77070b4b98c43a5aad036aa1431bc86889", kill_on_drop: false }`
[INFO] [stdout] 51d638ab29351cdbe2b5239924433f77070b4b98c43a5aad036aa1431bc86889