[INFO] crate generator 0.6.20 is already in cache
[INFO] testing generator-0.6.20 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate generator 0.6.20 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate generator 0.6.20 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate generator 0.6.20
[INFO] finished tweaking crates.io crate generator 0.6.20
[INFO] tweaked toml for crates.io crate generator 0.6.20 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate generator 0.6.20 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d4c1a876c383b047f7b14d558c865a0f212ba132b96155c4de312098b886da0a
[INFO] running `"docker" "start" "-a" "d4c1a876c383b047f7b14d558c865a0f212ba132b96155c4de312098b886da0a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling generator v0.6.20 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `"docker" "inspect" "d4c1a876c383b047f7b14d558c865a0f212ba132b96155c4de312098b886da0a"`
[INFO] running `"docker" "rm" "-f" "d4c1a876c383b047f7b14d558c865a0f212ba132b96155c4de312098b886da0a"`
[INFO] [stdout] d4c1a876c383b047f7b14d558c865a0f212ba132b96155c4de312098b886da0a
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0bd2ffc8a5f0a2479e6525fdb3fb6f962287965470da8f505a7c5a011202ef7b
[INFO] running `"docker" "start" "-a" "0bd2ffc8a5f0a2479e6525fdb3fb6f962287965470da8f505a7c5a011202ef7b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling generator v0.6.20 (/opt/rustwide/workdir)
[INFO] [stderr] warning: value assigned to `x` is never read
[INFO] [stderr]    --> tests/lib.rs:194:13
[INFO] [stderr]     |
[INFO] [stderr] 194 |             x = 1;
[INFO] [stderr]     |             ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `x` is never read
[INFO] [stderr]    --> tests/lib.rs:209:13
[INFO] [stderr]     |
[INFO] [stderr] 209 |             x = 5;
[INFO] [stderr]     |             ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `x` is never read
[INFO] [stderr]    --> tests/lib.rs:225:13
[INFO] [stderr]     |
[INFO] [stderr] 225 |             x = 5;
[INFO] [stderr]     |             ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `"docker" "inspect" "0bd2ffc8a5f0a2479e6525fdb3fb6f962287965470da8f505a7c5a011202ef7b"`
[INFO] running `"docker" "rm" "-f" "0bd2ffc8a5f0a2479e6525fdb3fb6f962287965470da8f505a7c5a011202ef7b"`
[INFO] [stdout] 0bd2ffc8a5f0a2479e6525fdb3fb6f962287965470da8f505a7c5a011202ef7b
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c84935ca307f7dc0f3f50f2e953038265477e28be348bc11100a90b32a3cda63
[INFO] running `"docker" "start" "-a" "c84935ca307f7dc0f3f50f2e953038265477e28be348bc11100a90b32a3cda63"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: value assigned to `x` is never read
[INFO] [stderr]    --> tests/lib.rs:194:13
[INFO] [stderr]     |
[INFO] [stderr] 194 |             x = 1;
[INFO] [stderr]     |             ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `x` is never read
[INFO] [stderr]    --> tests/lib.rs:209:13
[INFO] [stderr]     |
[INFO] [stderr] 209 |             x = 5;
[INFO] [stderr]     |             ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `x` is never read
[INFO] [stderr]    --> tests/lib.rs:225:13
[INFO] [stderr]     |
[INFO] [stderr] 225 |             x = 5;
[INFO] [stderr]     |             ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/generator-51629d8206860082
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test rt::test::test_is_context ... ok
[INFO] [stdout] test reg_context::test::test_swap_context ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lib-d18337ed8a6b3127
[INFO] [stdout] 
[INFO] [stdout] running 28 tests
[INFO] [stdout] test generator_is_done ... ok
[INFO] [stdout] test generator_is_done_with_drop ... ok
[INFO] [stdout] test generator_is_done1 ... ok
[INFO] [stdout] test test_ill_drop ... ok
[INFO] [stdout] test test_re_init ... ok
[INFO] [stdout] test test_return ... ok
[INFO] [stdout] test test_scope_gen ... ok
[INFO] [stdout] test test_scoped ... ok
[INFO] [stdout] test test_scope_yield_from_send ... ok
[INFO] [stdout] test test_scoped_1 ... ok
[INFO] [stdout] test test_yield_a ... ok
[INFO] [stdout] test test_yield_from ... ok
[INFO] [stdout] test test_yield_with ... ok
[INFO] [stdout] test test_yield_from_send ... ok
[INFO] [stdout] test done_in_normal ... ok
[INFO] [stdout] test test_get_yield_type_error ... ok
[INFO] [stdout] test test_deep_yield_with_type_error ... ok
[INFO] [stdout] test test_panic_inside ... ok
[INFO] [stdout] test test_yield_from_functor_context ... ok
[INFO] [stdout] test invaild_yield_in_scope ... ok
[INFO] [stdout] test test_yield_with_from_functor_context ... ok
[INFO] [stdout] test test_yield_from_send_type_miss_match ... ok
[INFO] [stdout] test test_yield_with_type_error ... ok
[INFO] [stdout] test test_loop_drop ... ok
[INFO] [stdout] test test_drop ... ok
[INFO] [stdout] test test_cancel ... ok
[INFO] [stdout] test test_yield_from_generator_context ... ok
[INFO] [stdout] test test_inner_ref ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests generator
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "c84935ca307f7dc0f3f50f2e953038265477e28be348bc11100a90b32a3cda63"`
[INFO] running `"docker" "rm" "-f" "c84935ca307f7dc0f3f50f2e953038265477e28be348bc11100a90b32a3cda63"`
[INFO] [stdout] c84935ca307f7dc0f3f50f2e953038265477e28be348bc11100a90b32a3cda63