[INFO] fetching crate rust-visitor 0.2.1...
[INFO] testing rust-visitor-0.2.1 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate rust-visitor 0.2.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate rust-visitor 0.2.1 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust-visitor 0.2.1
[INFO] finished tweaking crates.io crate rust-visitor 0.2.1
[INFO] tweaked toml for crates.io crate rust-visitor 0.2.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] a19e4b82cbb33ff5fe095a84d95a4a8a69a301e88746d36a1121db43385082c8
[INFO] running `Command { std: "docker" "start" "-a" "a19e4b82cbb33ff5fe095a84d95a4a8a69a301e88746d36a1121db43385082c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a19e4b82cbb33ff5fe095a84d95a4a8a69a301e88746d36a1121db43385082c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a19e4b82cbb33ff5fe095a84d95a4a8a69a301e88746d36a1121db43385082c8", kill_on_drop: false }`
[INFO] [stdout] a19e4b82cbb33ff5fe095a84d95a4a8a69a301e88746d36a1121db43385082c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] 39ff618f681a6afab9ce74def295531a702c4013b7dd9680609c2c4da1c292f0
[INFO] running `Command { std: "docker" "start" "-a" "39ff618f681a6afab9ce74def295531a702c4013b7dd9680609c2c4da1c292f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling text-size v1.0.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling drop_bomb v0.1.5
[INFO] [stderr]    Compiling thin-dst v1.1.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling ra_ap_stdx v0.0.16
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling paste v1.0.3
[INFO] [stderr]    Compiling rustc-ap-rustc_lexer v673.0.0
[INFO] [stderr]    Compiling ra_ap_parser v0.0.16
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling ra_ap_text_edit v0.0.16
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.52
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling smol_str v0.1.17
[INFO] [stderr]    Compiling rowan v0.10.0
[INFO] [stderr]    Compiling ra_ap_syntax v0.0.16
[INFO] [stderr]    Compiling rust-visitor v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.67s
[INFO] running `Command { std: "docker" "inspect" "39ff618f681a6afab9ce74def295531a702c4013b7dd9680609c2c4da1c292f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39ff618f681a6afab9ce74def295531a702c4013b7dd9680609c2c4da1c292f0", kill_on_drop: false }`
[INFO] [stdout] 39ff618f681a6afab9ce74def295531a702c4013b7dd9680609c2c4da1c292f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] e580f54991e41c0b00792e25620c572d75681fc58dd5879ad86691f7d632c01f
[INFO] running `Command { std: "docker" "start" "-a" "e580f54991e41c0b00792e25620c572d75681fc58dd5879ad86691f7d632c01f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-visitor v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "e580f54991e41c0b00792e25620c572d75681fc58dd5879ad86691f7d632c01f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e580f54991e41c0b00792e25620c572d75681fc58dd5879ad86691f7d632c01f", kill_on_drop: false }`
[INFO] [stdout] e580f54991e41c0b00792e25620c572d75681fc58dd5879ad86691f7d632c01f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 252ec05c20aecb893c0e9eb87eaa3b86b8d93674a78d78c192959ee9b0aab5b2
[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" "252ec05c20aecb893c0e9eb87eaa3b86b8d93674a78d78c192959ee9b0aab5b2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_visitor-75c2bc55e200da3b
[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] [stderr]    Doc-tests rust-visitor
[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 `Command { std: "docker" "inspect" "252ec05c20aecb893c0e9eb87eaa3b86b8d93674a78d78c192959ee9b0aab5b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "252ec05c20aecb893c0e9eb87eaa3b86b8d93674a78d78c192959ee9b0aab5b2", kill_on_drop: false }`
[INFO] [stdout] 252ec05c20aecb893c0e9eb87eaa3b86b8d93674a78d78c192959ee9b0aab5b2