[INFO] fetching crate visiting_ref 0.2.0... [INFO] testing visiting_ref-0.2.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2 [INFO] extracting crate visiting_ref 0.2.0 into /workspace/builds/worker-3-tc2/source [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-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate visiting_ref 0.2.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 24 packages to latest compatible versions [INFO] [stderr] Adding tokio v0.2.25 (available: v1.52.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9c5b75a5a3b6be64a52524bd00aba2ce1f5840bfbf141a397fc2162456138e20 [INFO] running `Command { std: "docker" "start" "-a" "9c5b75a5a3b6be64a52524bd00aba2ce1f5840bfbf141a397fc2162456138e20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9c5b75a5a3b6be64a52524bd00aba2ce1f5840bfbf141a397fc2162456138e20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c5b75a5a3b6be64a52524bd00aba2ce1f5840bfbf141a397fc2162456138e20", kill_on_drop: false }` [INFO] [stdout] 9c5b75a5a3b6be64a52524bd00aba2ce1f5840bfbf141a397fc2162456138e20 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 75b1905ba25971b3888556855777a164d10f83a317697683b270d2f85c4a2262 [INFO] running `Command { std: "docker" "start" "-a" "75b1905ba25971b3888556855777a164d10f83a317697683b270d2f85c4a2262", kill_on_drop: false }` [INFO] [stderr] Compiling futures-macro v0.3.32 [INFO] [stderr] Compiling futures-util v0.3.32 [INFO] [stderr] Compiling visiting_ref v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.61s [INFO] running `Command { std: "docker" "inspect" "75b1905ba25971b3888556855777a164d10f83a317697683b270d2f85c4a2262", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "75b1905ba25971b3888556855777a164d10f83a317697683b270d2f85c4a2262", kill_on_drop: false }` [INFO] [stdout] 75b1905ba25971b3888556855777a164d10f83a317697683b270d2f85c4a2262 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0cb13f29802730c2c523f10f5c4be0d2224f1204ed0c75b7212cea97871ee46c [INFO] running `Command { std: "docker" "start" "-a" "0cb13f29802730c2c523f10f5c4be0d2224f1204ed0c75b7212cea97871ee46c", kill_on_drop: false }` [INFO] [stderr] Compiling tokio-macros v0.2.6 [INFO] [stderr] Compiling futures-executor v0.3.32 [INFO] [stderr] Compiling bytes v0.5.6 [INFO] [stderr] Compiling pin-project-lite v0.1.12 [INFO] [stderr] Compiling futures v0.3.32 [INFO] [stderr] Compiling tokio v0.2.25 [INFO] [stderr] Compiling visiting_ref v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 2.99s [INFO] running `Command { std: "docker" "inspect" "0cb13f29802730c2c523f10f5c4be0d2224f1204ed0c75b7212cea97871ee46c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0cb13f29802730c2c523f10f5c4be0d2224f1204ed0c75b7212cea97871ee46c", kill_on_drop: false }` [INFO] [stdout] 0cb13f29802730c2c523f10f5c4be0d2224f1204ed0c75b7212cea97871ee46c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ab62c508228a92479f11516de5560af389839d677044f3c0e20848f5c26c62d4 [INFO] running `Command { std: "docker" "start" "-a" "ab62c508228a92479f11516de5560af389839d677044f3c0e20848f5c26c62d4", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stdout] [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/visiting_ref-3f7594ca4a0f8499) [INFO] [stdout] running 9 tests [INFO] [stderr] Doc-tests visiting_ref [INFO] [stdout] test tests::fmt_binary_impl_works ... ok [INFO] [stdout] test tests::fmt_display_impl_works ... ok [INFO] [stdout] test tests::fmt_lower_exp_impl_works ... ok [INFO] [stdout] test tests::fmt_debug_impl_works ... ok [INFO] [stdout] test tests::fmt_octal_impl_works ... ok [INFO] [stdout] test tests::fmt_lower_hex_impl_works ... ok [INFO] [stdout] test tests::fmt_upper_exp_impl_works ... ok [INFO] [stdout] test tests::fmt_pointer_impl_works ... ok [INFO] [stdout] test tests::fmt_upper_hex_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::new (line 521) ... ok [INFO] [stdout] test src/lib.rs - VisitingMut::run_with (line 569) ... ok [INFO] [stdout] test src/lib.rs - VisitingRef::run_with (line 459) ... ok [INFO] [stdout] test src/lib.rs - VisitingMut::downgrade (line 546) ... ok [INFO] [stdout] test src/lib.rs - (line 81) ... ok [INFO] [stdout] test src/lib.rs - VisitingRef::new (line 435) ... ok [INFO] [stdout] test src/lib.rs - (line 282) ... ok [INFO] [stdout] test src/lib.rs - (line 63) ... ok [INFO] [stdout] test src/lib.rs - (line 47) ... 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 1.18s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "ab62c508228a92479f11516de5560af389839d677044f3c0e20848f5c26c62d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab62c508228a92479f11516de5560af389839d677044f3c0e20848f5c26c62d4", kill_on_drop: false }` [INFO] [stdout] ab62c508228a92479f11516de5560af389839d677044f3c0e20848f5c26c62d4