[INFO] fetching crate rust-visitor 0.3.0...
[INFO] testing rust-visitor-0.3.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate rust-visitor 0.3.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate rust-visitor 0.3.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust-visitor 0.3.0
[INFO] finished tweaking crates.io crate rust-visitor 0.3.0
[INFO] tweaked toml for crates.io crate rust-visitor 0.3.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e232abc5d23d9b074e59b80103053436571043fdc5253de2f6899ea88e165a73
[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" "e232abc5d23d9b074e59b80103053436571043fdc5253de2f6899ea88e165a73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e232abc5d23d9b074e59b80103053436571043fdc5253de2f6899ea88e165a73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e232abc5d23d9b074e59b80103053436571043fdc5253de2f6899ea88e165a73", kill_on_drop: false }`
[INFO] [stdout] e232abc5d23d9b074e59b80103053436571043fdc5253de2f6899ea88e165a73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e08c9318a465911b1901efa5930076039ceb4840a9d55a3de629fa717ff0663
[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" "4e08c9318a465911b1901efa5930076039ceb4840a9d55a3de629fa717ff0663", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling text-size v1.1.0
[INFO] [stderr]    Compiling ra_ap_la-arena v0.0.77
[INFO] [stderr]    Compiling drop_bomb v0.1.5
[INFO] [stderr]    Compiling cov-mark v2.0.0-pre.1
[INFO] [stderr]    Compiling paste v1.0.6
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling rustc-ap-rustc_lexer v725.0.0
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling perf-event-open-sys v1.0.1
[INFO] [stderr]    Compiling always-assert v0.1.2
[INFO] [stderr]    Compiling ra_ap_stdx v0.0.77
[INFO] [stderr]    Compiling ra_ap_parser v0.0.77
[INFO] [stderr]    Compiling ra_ap_text_edit v0.0.77
[INFO] [stderr]    Compiling dashmap v4.0.2
[INFO] [stderr]    Compiling perf-event v0.4.7
[INFO] [stderr]    Compiling countme v2.0.4
[INFO] [stderr]    Compiling ra_ap_profile v0.0.77
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling rowan v0.14.1
[INFO] [stderr]    Compiling smol_str v0.1.21
[INFO] [stderr]    Compiling ra_ap_syntax v0.0.77
[INFO] [stderr]    Compiling rust-visitor v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.89s
[INFO] running `Command { std: "docker" "inspect" "4e08c9318a465911b1901efa5930076039ceb4840a9d55a3de629fa717ff0663", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e08c9318a465911b1901efa5930076039ceb4840a9d55a3de629fa717ff0663", kill_on_drop: false }`
[INFO] [stdout] 4e08c9318a465911b1901efa5930076039ceb4840a9d55a3de629fa717ff0663
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c235ad714c3ca00edd75f64a0cf44e18d8ad64e2587c76af49adb120ca714f9
[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" "2c235ad714c3ca00edd75f64a0cf44e18d8ad64e2587c76af49adb120ca714f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-visitor v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "2c235ad714c3ca00edd75f64a0cf44e18d8ad64e2587c76af49adb120ca714f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c235ad714c3ca00edd75f64a0cf44e18d8ad64e2587c76af49adb120ca714f9", kill_on_drop: false }`
[INFO] [stdout] 2c235ad714c3ca00edd75f64a0cf44e18d8ad64e2587c76af49adb120ca714f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 48d0cbc962825681da07b31121da38a421c84957647e8959af1eb9146a57f76f
[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" "48d0cbc962825681da07b31121da38a421c84957647e8959af1eb9146a57f76f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_visitor-03be54979b09b826)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust-visitor
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "48d0cbc962825681da07b31121da38a421c84957647e8959af1eb9146a57f76f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48d0cbc962825681da07b31121da38a421c84957647e8959af1eb9146a57f76f", kill_on_drop: false }`
[INFO] [stdout] 48d0cbc962825681da07b31121da38a421c84957647e8959af1eb9146a57f76f