[INFO] crate visiting_ref 0.2.0 is already in cache [INFO] testing visiting_ref-0.2.0 against beta-2020-07-24 for beta-1.46-1 [INFO] extracting crate visiting_ref 0.2.0 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate visiting_ref 0.2.0 on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate visiting_ref 0.2.0 [INFO] finished tweaking crates.io crate visiting_ref 0.2.0 [INFO] tweaked toml for crates.io crate visiting_ref 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bb7dcc8804a64a5f73226adb46fa5a9b911ecf215cc196a246cb7dffa92bb4c1 [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" "bb7dcc8804a64a5f73226adb46fa5a9b911ecf215cc196a246cb7dffa92bb4c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bb7dcc8804a64a5f73226adb46fa5a9b911ecf215cc196a246cb7dffa92bb4c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb7dcc8804a64a5f73226adb46fa5a9b911ecf215cc196a246cb7dffa92bb4c1", kill_on_drop: false }` [INFO] [stdout] bb7dcc8804a64a5f73226adb46fa5a9b911ecf215cc196a246cb7dffa92bb4c1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2d5e7a8835df4d1aaa4af5ad6009c92e7b265d2c6531ab2d0add6cbdfc757554 [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" "2d5e7a8835df4d1aaa4af5ad6009c92e7b265d2c6531ab2d0add6cbdfc757554", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.38 [INFO] [stderr] Compiling futures-sink v0.3.5 [INFO] [stderr] Compiling once_cell v1.4.0 [INFO] [stderr] Compiling futures-core v0.3.5 [INFO] [stderr] Compiling futures-channel v0.3.5 [INFO] [stderr] Compiling futures-task v0.3.5 [INFO] [stderr] Compiling pin-project-internal v0.4.23 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling pin-project v0.4.23 [INFO] [stderr] Compiling futures-util v0.3.5 [INFO] [stderr] Compiling visiting_ref v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 27.35s [INFO] running `Command { std: "docker" "inspect" "2d5e7a8835df4d1aaa4af5ad6009c92e7b265d2c6531ab2d0add6cbdfc757554", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2d5e7a8835df4d1aaa4af5ad6009c92e7b265d2c6531ab2d0add6cbdfc757554", kill_on_drop: false }` [INFO] [stdout] 2d5e7a8835df4d1aaa4af5ad6009c92e7b265d2c6531ab2d0add6cbdfc757554 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0a5eade7d73a0bdcb848591e729e0193400ea5aae1289c2332754476a9642a93 [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" "0a5eade7d73a0bdcb848591e729e0193400ea5aae1289c2332754476a9642a93", kill_on_drop: false }` [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Compiling futures-executor v0.3.5 [INFO] [stderr] Compiling futures v0.3.5 [INFO] [stderr] Compiling tokio v0.2.22 [INFO] [stderr] Compiling visiting_ref v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 5.10s [INFO] running `Command { std: "docker" "inspect" "0a5eade7d73a0bdcb848591e729e0193400ea5aae1289c2332754476a9642a93", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a5eade7d73a0bdcb848591e729e0193400ea5aae1289c2332754476a9642a93", kill_on_drop: false }` [INFO] [stdout] 0a5eade7d73a0bdcb848591e729e0193400ea5aae1289c2332754476a9642a93 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] fc4e73184538e79a3d41510e730d9e5a0f2519e08d5c8f136762ff5ff35865fb [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" "fc4e73184538e79a3d41510e730d9e5a0f2519e08d5c8f136762ff5ff35865fb", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/visiting_ref-a52b7c7179a2833d [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test tests::fmt_lower_hex_impl_works ... ok [INFO] [stdout] test tests::fmt_octal_impl_works ... ok [INFO] [stdout] test tests::fmt_upper_hex_impl_works ... ok [INFO] [stdout] test tests::fmt_display_impl_works ... ok [INFO] [stdout] test tests::fmt_debug_impl_works ... ok [INFO] [stdout] test tests::fmt_binary_impl_works ... ok [INFO] [stdout] test tests::fmt_lower_exp_impl_works ... ok [INFO] [stdout] test tests::fmt_pointer_impl_works ... ok [INFO] [stdout] test tests::fmt_upper_exp_impl_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests visiting_ref [INFO] [stdout] [INFO] [stdout] running 12 tests [INFO] [stdout] test src/lib.rs - (line 47) ... ok [INFO] [stdout] test src/lib.rs - (line 253) ... ok [INFO] [stdout] test src/lib.rs - (line 282) ... ok [INFO] [stdout] test src/lib.rs - VisitingMut::downgrade (line 546) ... ok [INFO] [stdout] test src/lib.rs - VisitingMut::run_with (line 569) ... ok [INFO] [stdout] test src/lib.rs - VisitingRef::new (line 435) ... ok [INFO] [stdout] test src/lib.rs - VisitingMut::new (line 521) ... ok [INFO] [stdout] test src/lib.rs - (line 63) ... ok [INFO] [stdout] test src/lib.rs - (line 81) ... ok [INFO] [stdout] test src/lib.rs - VisitingRef::run_with (line 459) ... ok [INFO] [stdout] test src/lib.rs - (line 326) ... ok [INFO] [stdout] test src/lib.rs - (line 123) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "fc4e73184538e79a3d41510e730d9e5a0f2519e08d5c8f136762ff5ff35865fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc4e73184538e79a3d41510e730d9e5a0f2519e08d5c8f136762ff5ff35865fb", kill_on_drop: false }` [INFO] [stdout] fc4e73184538e79a3d41510e730d9e5a0f2519e08d5c8f136762ff5ff35865fb