[INFO] fetching crate safe_index 0.9.11...
[INFO] testing safe_index-0.9.11 against 1.55.0 for beta-1.56-1
[INFO] extracting crate safe_index 0.9.11 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate safe_index 0.9.11 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate safe_index 0.9.11
[INFO] finished tweaking crates.io crate safe_index 0.9.11
[INFO] tweaked toml for crates.io crate safe_index 0.9.11 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7bc6e92b7b3bc55b8fdd89bbc8a9c4e0b4ab79ec1b040a0a4e9aecff3038e79a
[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" "7bc6e92b7b3bc55b8fdd89bbc8a9c4e0b4ab79ec1b040a0a4e9aecff3038e79a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7bc6e92b7b3bc55b8fdd89bbc8a9c4e0b4ab79ec1b040a0a4e9aecff3038e79a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bc6e92b7b3bc55b8fdd89bbc8a9c4e0b4ab79ec1b040a0a4e9aecff3038e79a", kill_on_drop: false }`
[INFO] [stdout] 7bc6e92b7b3bc55b8fdd89bbc8a9c4e0b4ab79ec1b040a0a4e9aecff3038e79a
[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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] ae5b719eb0738dec45364012f6081c605d65d965560046316c94c739dfad02b5
[INFO] running `Command { std: "docker" "start" "-a" "ae5b719eb0738dec45364012f6081c605d65d965560046316c94c739dfad02b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling safe_index v0.9.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "ae5b719eb0738dec45364012f6081c605d65d965560046316c94c739dfad02b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae5b719eb0738dec45364012f6081c605d65d965560046316c94c739dfad02b5", kill_on_drop: false }`
[INFO] [stdout] ae5b719eb0738dec45364012f6081c605d65d965560046316c94c739dfad02b5
[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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5257fe879d64cf4b3ae4e71a7055999349102672533c625d23d03cbfbe3e56cc
[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" "5257fe879d64cf4b3ae4e71a7055999349102672533c625d23d03cbfbe3e56cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling safe_index v0.9.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.86s
[INFO] running `Command { std: "docker" "inspect" "5257fe879d64cf4b3ae4e71a7055999349102672533c625d23d03cbfbe3e56cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5257fe879d64cf4b3ae4e71a7055999349102672533c625d23d03cbfbe3e56cc", kill_on_drop: false }`
[INFO] [stdout] 5257fe879d64cf4b3ae4e71a7055999349102672533c625d23d03cbfbe3e56cc
[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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 02ef80e47bb1375c45965eade432afb292f18b2220f255fe4344ac73563fab6e
[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" "02ef80e47bb1375c45965eade432afb292f18b2220f255fe4344ac73563fab6e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/safe_index-37e016b9b53fb4d7)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test examples::basic::run ... ok
[INFO] [stderr]    Doc-tests safe_index
[INFO] [stdout] test examples::clients::run ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - (line 48) ... ok
[INFO] [stdout] test src/lib.rs - (line 132) ... ok
[INFO] [stdout] test src/lib.rs - (line 18) ... ok
[INFO] [stdout] test src/lib.rs - (line 79) ... ok
[INFO] [stdout] test src/examples/clients.rs - examples::clients (line 3) ... ok
[INFO] [stdout] test src/examples/mod.rs - examples::basic (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.47s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "02ef80e47bb1375c45965eade432afb292f18b2220f255fe4344ac73563fab6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02ef80e47bb1375c45965eade432afb292f18b2220f255fe4344ac73563fab6e", kill_on_drop: false }`
[INFO] [stdout] 02ef80e47bb1375c45965eade432afb292f18b2220f255fe4344ac73563fab6e