[INFO] fetching crate repository 0.0.2...
[INFO] testing repository-0.0.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate repository 0.0.2 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate repository 0.0.2 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 repository 0.0.2
[INFO] finished tweaking crates.io crate repository 0.0.2
[INFO] tweaked toml for crates.io crate repository 0.0.2 written to /workspace/builds/worker-10/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] 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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 491aa9e5ecd5e169fcf6ab1e9ba39f75494e1f26c05c0f36b4ba873e67f77add
[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" "491aa9e5ecd5e169fcf6ab1e9ba39f75494e1f26c05c0f36b4ba873e67f77add", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "491aa9e5ecd5e169fcf6ab1e9ba39f75494e1f26c05c0f36b4ba873e67f77add", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "491aa9e5ecd5e169fcf6ab1e9ba39f75494e1f26c05c0f36b4ba873e67f77add", kill_on_drop: false }`
[INFO] [stdout] 491aa9e5ecd5e169fcf6ab1e9ba39f75494e1f26c05c0f36b4ba873e67f77add
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stdout] 6d94c342d4c10433668fc5475db2aa59aa9c6361cf6bd2fef93a1fec0596cbcd
[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" "6d94c342d4c10433668fc5475db2aa59aa9c6361cf6bd2fef93a1fec0596cbcd", kill_on_drop: false }`
[INFO] [stderr]    Compiling repository v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "6d94c342d4c10433668fc5475db2aa59aa9c6361cf6bd2fef93a1fec0596cbcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d94c342d4c10433668fc5475db2aa59aa9c6361cf6bd2fef93a1fec0596cbcd", kill_on_drop: false }`
[INFO] [stdout] 6d94c342d4c10433668fc5475db2aa59aa9c6361cf6bd2fef93a1fec0596cbcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stdout] dde83cf9e60410f55c3d9a0325d02bc66a77651260fe41cabed6c7676b0a83be
[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" "dde83cf9e60410f55c3d9a0325d02bc66a77651260fe41cabed6c7676b0a83be", kill_on_drop: false }`
[INFO] [stderr]    Compiling repository v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `Command { std: "docker" "inspect" "dde83cf9e60410f55c3d9a0325d02bc66a77651260fe41cabed6c7676b0a83be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dde83cf9e60410f55c3d9a0325d02bc66a77651260fe41cabed6c7676b0a83be", kill_on_drop: false }`
[INFO] [stdout] dde83cf9e60410f55c3d9a0325d02bc66a77651260fe41cabed6c7676b0a83be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 74bf7ee7888ce21b5ef0bf95560bf9e1f42bae217fab7248803154aab1f5a1a4
[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" "74bf7ee7888ce21b5ef0bf95560bf9e1f42bae217fab7248803154aab1f5a1a4", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/repository-fb3e715ba986671f
[INFO] [stdout] test test_repo_basic ... ok
[INFO] [stderr]    Doc-tests repository
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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" "74bf7ee7888ce21b5ef0bf95560bf9e1f42bae217fab7248803154aab1f5a1a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74bf7ee7888ce21b5ef0bf95560bf9e1f42bae217fab7248803154aab1f5a1a4", kill_on_drop: false }`
[INFO] [stdout] 74bf7ee7888ce21b5ef0bf95560bf9e1f42bae217fab7248803154aab1f5a1a4