[INFO] fetching crate visiting_ref 0.2.0... [INFO] testing visiting_ref-0.2.0 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] extracting crate visiting_ref 0.2.0 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate visiting_ref 0.2.0 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-12/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", 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] ff01dd43fe3b2c9f7b03d2f47e54ae4a9c161c8c7c45889c8d2f2a616868e458 [INFO] running `Command { std: "docker" "start" "-a" "ff01dd43fe3b2c9f7b03d2f47e54ae4a9c161c8c7c45889c8d2f2a616868e458", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ff01dd43fe3b2c9f7b03d2f47e54ae4a9c161c8c7c45889c8d2f2a616868e458", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ff01dd43fe3b2c9f7b03d2f47e54ae4a9c161c8c7c45889c8d2f2a616868e458", kill_on_drop: false }` [INFO] [stdout] ff01dd43fe3b2c9f7b03d2f47e54ae4a9c161c8c7c45889c8d2f2a616868e458 [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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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] 7a1af35b472fd1dbaa3b722a7019d11c4c67f9d64f525454d5900f51d73d6df3 [INFO] running `Command { std: "docker" "start" "-a" "7a1af35b472fd1dbaa3b722a7019d11c4c67f9d64f525454d5900f51d73d6df3", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling futures-core v0.3.15 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling futures-channel v0.3.15 [INFO] [stderr] Compiling futures-task v0.3.15 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling futures-sink v0.3.15 [INFO] [stderr] Compiling pin-project-lite v0.2.6 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling slab v0.4.3 [INFO] [stderr] Compiling futures-io v0.3.15 [INFO] [stderr] Compiling futures-macro v0.3.15 [INFO] [stderr] Compiling futures-util v0.3.15 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling visiting_ref v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 30.55s [INFO] running `Command { std: "docker" "inspect" "7a1af35b472fd1dbaa3b722a7019d11c4c67f9d64f525454d5900f51d73d6df3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a1af35b472fd1dbaa3b722a7019d11c4c67f9d64f525454d5900f51d73d6df3", kill_on_drop: false }` [INFO] [stdout] 7a1af35b472fd1dbaa3b722a7019d11c4c67f9d64f525454d5900f51d73d6df3 [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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 40bfcdf81524bfc8494dc8a6df06c55f360b7d3da69a3bdf3c5cd69cfb5e1f3d [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" "40bfcdf81524bfc8494dc8a6df06c55f360b7d3da69a3bdf3c5cd69cfb5e1f3d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.95 [INFO] [stderr] Compiling tokio-macros v0.2.6 [INFO] [stderr] Compiling futures-executor v0.3.15 [INFO] [stderr] Compiling futures v0.3.15 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling tokio v0.2.25 [INFO] [stderr] Compiling visiting_ref v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 8.74s [INFO] running `Command { std: "docker" "inspect" "40bfcdf81524bfc8494dc8a6df06c55f360b7d3da69a3bdf3c5cd69cfb5e1f3d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "40bfcdf81524bfc8494dc8a6df06c55f360b7d3da69a3bdf3c5cd69cfb5e1f3d", kill_on_drop: false }` [INFO] [stdout] 40bfcdf81524bfc8494dc8a6df06c55f360b7d3da69a3bdf3c5cd69cfb5e1f3d [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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b7fbf809721a43195f058bd89f5a6c86a9cc83057ec15c7f8f1a9fb7956cbba9 [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" "b7fbf809721a43195f058bd89f5a6c86a9cc83057ec15c7f8f1a9fb7956cbba9", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/visiting_ref-248fff6d968b2eee) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test tests::fmt_binary_impl_works ... ok [INFO] [stdout] test tests::fmt_display_impl_works ... ok [INFO] [stdout] test tests::fmt_octal_impl_works ... ok [INFO] [stdout] test tests::fmt_pointer_impl_works ... ok [INFO] [stderr] Doc-tests visiting_ref [INFO] [stdout] test tests::fmt_upper_hex_impl_works ... ok [INFO] [stdout] test tests::fmt_upper_exp_impl_works ... ok [INFO] [stdout] test tests::fmt_lower_hex_impl_works ... ok [INFO] [stdout] test tests::fmt_debug_impl_works ... ok [INFO] [stdout] test tests::fmt_lower_exp_impl_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 12 tests [INFO] [stdout] test src/lib.rs - (line 253) ... ok [INFO] [stdout] test src/lib.rs - VisitingMut::downgrade (line 546) ... ok [INFO] [stdout] test src/lib.rs - (line 282) ... ok [INFO] [stdout] test src/lib.rs - (line 47) ... ok [INFO] [stdout] test src/lib.rs - VisitingRef::new (line 435) ... 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 - VisitingMut::run_with (line 569) ... ok [INFO] [stdout] test src/lib.rs - VisitingMut::new (line 521) ... 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; finished in 5.73s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b7fbf809721a43195f058bd89f5a6c86a9cc83057ec15c7f8f1a9fb7956cbba9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b7fbf809721a43195f058bd89f5a6c86a9cc83057ec15c7f8f1a9fb7956cbba9", kill_on_drop: false }` [INFO] [stdout] b7fbf809721a43195f058bd89f5a6c86a9cc83057ec15c7f8f1a9fb7956cbba9