[INFO] fetching crate rust-tags 0.3.1...
[INFO] testing rust-tags-0.3.1 against 1.47.0 for beta-1.48-1
[INFO] extracting crate rust-tags 0.3.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate rust-tags 0.3.1 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust-tags 0.3.1
[INFO] finished tweaking crates.io crate rust-tags 0.3.1
[INFO] tweaked toml for crates.io crate rust-tags 0.3.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "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] 895f2364e2359851e2ae3d7b91044b486cfa4ad5c1932963acddcc0db1af9a01
[INFO] running `Command { std: "docker" "start" "-a" "895f2364e2359851e2ae3d7b91044b486cfa4ad5c1932963acddcc0db1af9a01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "895f2364e2359851e2ae3d7b91044b486cfa4ad5c1932963acddcc0db1af9a01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "895f2364e2359851e2ae3d7b91044b486cfa4ad5c1932963acddcc0db1af9a01", kill_on_drop: false }`
[INFO] [stdout] 895f2364e2359851e2ae3d7b91044b486cfa4ad5c1932963acddcc0db1af9a01
[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=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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 574a370eb79b114ee6a0c47762f3fd6d2fe766b0e62bc1920d882ba1485ba6cb
[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" "574a370eb79b114ee6a0c47762f3fd6d2fe766b0e62bc1920d882ba1485ba6cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-tags v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "574a370eb79b114ee6a0c47762f3fd6d2fe766b0e62bc1920d882ba1485ba6cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "574a370eb79b114ee6a0c47762f3fd6d2fe766b0e62bc1920d882ba1485ba6cb", kill_on_drop: false }`
[INFO] [stdout] 574a370eb79b114ee6a0c47762f3fd6d2fe766b0e62bc1920d882ba1485ba6cb
[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=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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c5dcb7fbc3fffcf17656a1751e378a34c9436965000a8667c0ee7b1b6deec9c
[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" "4c5dcb7fbc3fffcf17656a1751e378a34c9436965000a8667c0ee7b1b6deec9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-tags v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "4c5dcb7fbc3fffcf17656a1751e378a34c9436965000a8667c0ee7b1b6deec9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c5dcb7fbc3fffcf17656a1751e378a34c9436965000a8667c0ee7b1b6deec9c", kill_on_drop: false }`
[INFO] [stdout] 4c5dcb7fbc3fffcf17656a1751e378a34c9436965000a8667c0ee7b1b6deec9c
[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=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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", 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] 69e6a293dd7cf94affbca728adc3687cfa1a199627bc113826f1360c730bf89a
[INFO] running `Command { std: "docker" "start" "-a" "69e6a293dd7cf94affbca728adc3687cfa1a199627bc113826f1360c730bf89a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_tags-6f7da58446bc4414
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust-tags
[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" "69e6a293dd7cf94affbca728adc3687cfa1a199627bc113826f1360c730bf89a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69e6a293dd7cf94affbca728adc3687cfa1a199627bc113826f1360c730bf89a", kill_on_drop: false }`
[INFO] [stdout] 69e6a293dd7cf94affbca728adc3687cfa1a199627bc113826f1360c730bf89a
