[INFO] fetching crate bstring_macros_hack 0.1.0...
[INFO] testing bstring_macros_hack-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate bstring_macros_hack 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate bstring_macros_hack 0.1.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bstring_macros_hack 0.1.0
[INFO] finished tweaking crates.io crate bstring_macros_hack 0.1.0
[INFO] tweaked toml for crates.io crate bstring_macros_hack 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c898b1b40a5dffafec207a744b37c7285127785f92dc6c4e37fc8e106af1b8a3
[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" "c898b1b40a5dffafec207a744b37c7285127785f92dc6c4e37fc8e106af1b8a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c898b1b40a5dffafec207a744b37c7285127785f92dc6c4e37fc8e106af1b8a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c898b1b40a5dffafec207a744b37c7285127785f92dc6c4e37fc8e106af1b8a3", kill_on_drop: false }`
[INFO] [stdout] c898b1b40a5dffafec207a744b37c7285127785f92dc6c4e37fc8e106af1b8a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] a89c1b7dc805fad69426d57408f2564d5f67c9c58bf7c9947c2aa76ee719b22e
[INFO] running `Command { std: "docker" "start" "-a" "a89c1b7dc805fad69426d57408f2564d5f67c9c58bf7c9947c2aa76ee719b22e", kill_on_drop: false }`
[INFO] [stderr]    Compiling ref_slice v1.2.0
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.3.3
[INFO] [stderr]    Compiling bstring v0.1.0
[INFO] [stderr]    Compiling proc-macro-hack v0.3.3
[INFO] [stderr]    Compiling bstring_macros_hack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.74s
[INFO] running `Command { std: "docker" "inspect" "a89c1b7dc805fad69426d57408f2564d5f67c9c58bf7c9947c2aa76ee719b22e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a89c1b7dc805fad69426d57408f2564d5f67c9c58bf7c9947c2aa76ee719b22e", kill_on_drop: false }`
[INFO] [stdout] a89c1b7dc805fad69426d57408f2564d5f67c9c58bf7c9947c2aa76ee719b22e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] db9e14bf8d342d25b086543aefc7a9815417e9cc9742a6dc1e2631eba2e33a09
[INFO] running `Command { std: "docker" "start" "-a" "db9e14bf8d342d25b086543aefc7a9815417e9cc9742a6dc1e2631eba2e33a09", kill_on_drop: false }`
[INFO] [stderr]    Compiling bstring_macros_hack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "db9e14bf8d342d25b086543aefc7a9815417e9cc9742a6dc1e2631eba2e33a09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db9e14bf8d342d25b086543aefc7a9815417e9cc9742a6dc1e2631eba2e33a09", kill_on_drop: false }`
[INFO] [stdout] db9e14bf8d342d25b086543aefc7a9815417e9cc9742a6dc1e2631eba2e33a09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c3fc1b3f8b0f401870045daca22e083b705d6e3886c48781193ac73156c466b8
[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" "c3fc1b3f8b0f401870045daca22e083b705d6e3886c48781193ac73156c466b8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bstring_macros_hack-36fb4014e41e06e4
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bstring_macros_hack
[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] [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" "c3fc1b3f8b0f401870045daca22e083b705d6e3886c48781193ac73156c466b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3fc1b3f8b0f401870045daca22e083b705d6e3886c48781193ac73156c466b8", kill_on_drop: false }`
[INFO] [stdout] c3fc1b3f8b0f401870045daca22e083b705d6e3886c48781193ac73156c466b8