[INFO] fetching crate visiting_ref 0.2.0... [INFO] testing visiting_ref-0.2.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] extracting crate visiting_ref 0.2.0 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate visiting_ref 0.2.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "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" "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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] e7835f48cdf37fa0f36c6477b6d55538e425e472bfb4953e00343e8afd607e2c [INFO] running `Command { std: "docker" "start" "-a" "e7835f48cdf37fa0f36c6477b6d55538e425e472bfb4953e00343e8afd607e2c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e7835f48cdf37fa0f36c6477b6d55538e425e472bfb4953e00343e8afd607e2c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e7835f48cdf37fa0f36c6477b6d55538e425e472bfb4953e00343e8afd607e2c", kill_on_drop: false }` [INFO] [stdout] e7835f48cdf37fa0f36c6477b6d55538e425e472bfb4953e00343e8afd607e2c [INFO] running `Command { std: "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" "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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1a07e749183cc57e029a7a766dae7476119fcaa977ec8ed25606fcf48f2b8992 [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" "1a07e749183cc57e029a7a766dae7476119fcaa977ec8ed25606fcf48f2b8992", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.81 [INFO] [stderr] Compiling futures-core v0.3.17 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling futures-task v0.3.17 [INFO] [stderr] Compiling futures-channel v0.3.17 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling futures-sink v0.3.17 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling pin-project-lite v0.2.7 [INFO] [stderr] Compiling futures-io v0.3.17 [INFO] [stderr] Compiling futures-macro v0.3.17 [INFO] [stderr] Compiling futures-util v0.3.17 [INFO] [stderr] Compiling visiting_ref v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 25.26s [INFO] running `Command { std: "docker" "inspect" "1a07e749183cc57e029a7a766dae7476119fcaa977ec8ed25606fcf48f2b8992", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a07e749183cc57e029a7a766dae7476119fcaa977ec8ed25606fcf48f2b8992", kill_on_drop: false }` [INFO] [stdout] 1a07e749183cc57e029a7a766dae7476119fcaa977ec8ed25606fcf48f2b8992 [INFO] running `Command { std: "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" "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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--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] 7f76de5cb210a51d133f0ca684754a8dae399d5992955a47c51fb4d097d5c03d [INFO] running `Command { std: "docker" "start" "-a" "7f76de5cb210a51d133f0ca684754a8dae399d5992955a47c51fb4d097d5c03d", kill_on_drop: false }` [INFO] [stderr] Compiling pin-project-lite v0.1.12 [INFO] [stderr] Compiling bytes v0.5.6 [INFO] [stderr] Compiling tokio-macros v0.2.6 [INFO] [stderr] Compiling futures-executor v0.3.17 [INFO] [stderr] Compiling futures v0.3.17 [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 8.08s [INFO] running `Command { std: "docker" "inspect" "7f76de5cb210a51d133f0ca684754a8dae399d5992955a47c51fb4d097d5c03d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f76de5cb210a51d133f0ca684754a8dae399d5992955a47c51fb4d097d5c03d", kill_on_drop: false }` [INFO] [stdout] 7f76de5cb210a51d133f0ca684754a8dae399d5992955a47c51fb4d097d5c03d [INFO] running `Command { std: "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" "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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 75129b76efa4c49b2c1a06fe53b45bd9c4c101922d9e6bd43697a73edd401eb1 [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" "75129b76efa4c49b2c1a06fe53b45bd9c4c101922d9e6bd43697a73edd401eb1", 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-f70718c03004a255) [INFO] [stdout] [INFO] [stderr] Doc-tests visiting_ref [INFO] [stdout] running 9 tests [INFO] [stdout] test tests::fmt_debug_impl_works ... ok [INFO] [stdout] test tests::fmt_lower_hex_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_upper_hex_impl_works ... ok [INFO] [stdout] test tests::fmt_pointer_impl_works ... ok [INFO] [stdout] test tests::fmt_upper_exp_impl_works ... ok [INFO] [stdout] test tests::fmt_octal_impl_works ... ok [INFO] [stdout] test tests::fmt_display_impl_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 12 tests [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::new (line 521) ... ok [INFO] [stdout] test src/lib.rs - VisitingMut::run_with (line 569) ... ok [INFO] [stdout] test src/lib.rs - VisitingMut::downgrade (line 546) ... ok [INFO] [stdout] test src/lib.rs - (line 47) ... 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 - VisitingRef::new (line 435) ... 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 5.27s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "75129b76efa4c49b2c1a06fe53b45bd9c4c101922d9e6bd43697a73edd401eb1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "75129b76efa4c49b2c1a06fe53b45bd9c4c101922d9e6bd43697a73edd401eb1", kill_on_drop: false }` [INFO] [stdout] 75129b76efa4c49b2c1a06fe53b45bd9c4c101922d9e6bd43697a73edd401eb1