[INFO] fetching crate rc-borrow 1.4.0...
[INFO] testing rc-borrow-1.4.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate rc-borrow 1.4.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rc-borrow 1.4.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rc-borrow 1.4.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rc-borrow 1.4.0
[INFO] tweaked toml for crates.io crate rc-borrow 1.4.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27676b830b63bc98f702078e8d4384fc511032329a2948e4fd1601cff945e338
[INFO] running `Command { std: "docker" "start" "-a" "27676b830b63bc98f702078e8d4384fc511032329a2948e4fd1601cff945e338", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27676b830b63bc98f702078e8d4384fc511032329a2948e4fd1601cff945e338", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27676b830b63bc98f702078e8d4384fc511032329a2948e4fd1601cff945e338", kill_on_drop: false }`
[INFO] [stdout] 27676b830b63bc98f702078e8d4384fc511032329a2948e4fd1601cff945e338
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c60bf82145fd1c53d987c004fcab11f73769d59e0bac4917a42206b46b99a8ba
[INFO] running `Command { std: "docker" "start" "-a" "c60bf82145fd1c53d987c004fcab11f73769d59e0bac4917a42206b46b99a8ba", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling erasable v1.2.1
[INFO] [stderr]    Compiling rc-borrow v1.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.56s
[INFO] running `Command { std: "docker" "inspect" "c60bf82145fd1c53d987c004fcab11f73769d59e0bac4917a42206b46b99a8ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c60bf82145fd1c53d987c004fcab11f73769d59e0bac4917a42206b46b99a8ba", kill_on_drop: false }`
[INFO] [stdout] c60bf82145fd1c53d987c004fcab11f73769d59e0bac4917a42206b46b99a8ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ca46370aae717280eb06a14846aa928c588746550a815b67c39279da1fe5b11
[INFO] running `Command { std: "docker" "start" "-a" "0ca46370aae717280eb06a14846aa928c588746550a815b67c39279da1fe5b11", kill_on_drop: false }`
[INFO] [stderr]    Compiling rc-borrow v1.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/rc_borrow-ae171178759d46bc)
[INFO] [stderr]   Executable tests/smoke.rs (/opt/rustwide/target/debug/deps/smoke-7bcaea5f55b3afa6)
[INFO] running `Command { std: "docker" "inspect" "0ca46370aae717280eb06a14846aa928c588746550a815b67c39279da1fe5b11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ca46370aae717280eb06a14846aa928c588746550a815b67c39279da1fe5b11", kill_on_drop: false }`
[INFO] [stdout] 0ca46370aae717280eb06a14846aa928c588746550a815b67c39279da1fe5b11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 30b27468b54343a0e21ed3dfa4311cb48d495fa107507b6a28dc137b166f8d39
[INFO] running `Command { std: "docker" "start" "-a" "30b27468b54343a0e21ed3dfa4311cb48d495fa107507b6a28dc137b166f8d39", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rc_borrow-ae171178759d46bc)
[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] [stderr]      Running tests/smoke.rs (/opt/rustwide/target/debug/deps/smoke-7bcaea5f55b3afa6)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test doc_example ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rc-borrow
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "30b27468b54343a0e21ed3dfa4311cb48d495fa107507b6a28dc137b166f8d39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30b27468b54343a0e21ed3dfa4311cb48d495fa107507b6a28dc137b166f8d39", kill_on_drop: false }`
[INFO] [stdout] 30b27468b54343a0e21ed3dfa4311cb48d495fa107507b6a28dc137b166f8d39