[INFO] fetching crate snarl 0.0.1...
[INFO] testing snarl-0.0.1 against 1.47.0 for beta-1.48-1
[INFO] extracting crate snarl 0.0.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate snarl 0.0.1 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 snarl 0.0.1
[INFO] finished tweaking crates.io crate snarl 0.0.1
[INFO] tweaked toml for crates.io crate snarl 0.0.1 written to /workspace/builds/worker-1/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-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" "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] 6a17d45f581a9638aedc3f3bec116d11072f1628dcb80df3c76cfd9a65d0e83b
[INFO] running `Command { std: "docker" "start" "-a" "6a17d45f581a9638aedc3f3bec116d11072f1628dcb80df3c76cfd9a65d0e83b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a17d45f581a9638aedc3f3bec116d11072f1628dcb80df3c76cfd9a65d0e83b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a17d45f581a9638aedc3f3bec116d11072f1628dcb80df3c76cfd9a65d0e83b", kill_on_drop: false }`
[INFO] [stdout] 6a17d45f581a9638aedc3f3bec116d11072f1628dcb80df3c76cfd9a65d0e83b
[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" "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] c179a42ba922f1004937beb22693a1296a72afd99f0ec1e1bd72dd92db75b0b3
[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" "c179a42ba922f1004937beb22693a1296a72afd99f0ec1e1bd72dd92db75b0b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling snarl v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "c179a42ba922f1004937beb22693a1296a72afd99f0ec1e1bd72dd92db75b0b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c179a42ba922f1004937beb22693a1296a72afd99f0ec1e1bd72dd92db75b0b3", kill_on_drop: false }`
[INFO] [stdout] c179a42ba922f1004937beb22693a1296a72afd99f0ec1e1bd72dd92db75b0b3
[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" "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] 9c7325ae5b1237ba708b7a3e5daebd7113c46a81c11e5837bd036e6837a0f0aa
[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" "9c7325ae5b1237ba708b7a3e5daebd7113c46a81c11e5837bd036e6837a0f0aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling snarl v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.71s
[INFO] running `Command { std: "docker" "inspect" "9c7325ae5b1237ba708b7a3e5daebd7113c46a81c11e5837bd036e6837a0f0aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c7325ae5b1237ba708b7a3e5daebd7113c46a81c11e5837bd036e6837a0f0aa", kill_on_drop: false }`
[INFO] [stdout] 9c7325ae5b1237ba708b7a3e5daebd7113c46a81c11e5837bd036e6837a0f0aa
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a0ab966601a5b8adf96aeff67b9e3ebff95c1eb370bb976839e15bddf8b35597
[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" "a0ab966601a5b8adf96aeff67b9e3ebff95c1eb370bb976839e15bddf8b35597", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/snarl-3f39b71603b61c65
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/snarl-e4f955f4870cee75
[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] [stderr]      Running /opt/rustwide/target/debug/deps/test_union_find-104b76fc390dd8be
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_merged_many ... ok
[INFO] [stdout] test test_merged_pair ... ok
[INFO] [stdout] test test_separate_pair ... ok
[INFO] [stdout] test test_single ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests snarl
[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" "a0ab966601a5b8adf96aeff67b9e3ebff95c1eb370bb976839e15bddf8b35597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0ab966601a5b8adf96aeff67b9e3ebff95c1eb370bb976839e15bddf8b35597", kill_on_drop: false }`
[INFO] [stdout] a0ab966601a5b8adf96aeff67b9e3ebff95c1eb370bb976839e15bddf8b35597
