[INFO] fetching crate l_group_cnf 0.1.0...
[INFO] testing l_group_cnf-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate l_group_cnf 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate l_group_cnf 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 l_group_cnf 0.1.0
[INFO] finished tweaking crates.io crate l_group_cnf 0.1.0
[INFO] tweaked toml for crates.io crate l_group_cnf 0.1.0 written to /workspace/builds/worker-8/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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 7a988dc19e762ee5fcaed5b2116ffb487d92ed5f817c351b5c679ea61248bea5
[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" "7a988dc19e762ee5fcaed5b2116ffb487d92ed5f817c351b5c679ea61248bea5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a988dc19e762ee5fcaed5b2116ffb487d92ed5f817c351b5c679ea61248bea5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a988dc19e762ee5fcaed5b2116ffb487d92ed5f817c351b5c679ea61248bea5", kill_on_drop: false }`
[INFO] [stdout] 7a988dc19e762ee5fcaed5b2116ffb487d92ed5f817c351b5c679ea61248bea5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] d520fe1b1c803574b3f3132db2d50e30bebec520e2af50238b3e7801360bbe01
[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" "d520fe1b1c803574b3f3132db2d50e30bebec520e2af50238b3e7801360bbe01", kill_on_drop: false }`
[INFO] [stderr]    Compiling l_group_formulas v0.1.0
[INFO] [stderr]    Compiling l_group_cnf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.21s
[INFO] running `Command { std: "docker" "inspect" "d520fe1b1c803574b3f3132db2d50e30bebec520e2af50238b3e7801360bbe01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d520fe1b1c803574b3f3132db2d50e30bebec520e2af50238b3e7801360bbe01", kill_on_drop: false }`
[INFO] [stdout] d520fe1b1c803574b3f3132db2d50e30bebec520e2af50238b3e7801360bbe01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 7e73aa8303238bd32488b703fa20d1ef7a339c89ff122e7870f84a8a9c25971b
[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" "7e73aa8303238bd32488b703fa20d1ef7a339c89ff122e7870f84a8a9c25971b", kill_on_drop: false }`
[INFO] [stderr]    Compiling l_group_cnf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.93s
[INFO] running `Command { std: "docker" "inspect" "7e73aa8303238bd32488b703fa20d1ef7a339c89ff122e7870f84a8a9c25971b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e73aa8303238bd32488b703fa20d1ef7a339c89ff122e7870f84a8a9c25971b", kill_on_drop: false }`
[INFO] [stdout] 7e73aa8303238bd32488b703fa20d1ef7a339c89ff122e7870f84a8a9c25971b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 50eeb9b7639cb2a827973208d5e480372d58fdb16423256881b4102ef24353e3
[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" "50eeb9b7639cb2a827973208d5e480372d58fdb16423256881b4102ef24353e3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/l_group_cnf-5916bd7d09831eb1
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests l_group_cnf
[INFO] [stdout] running 1 test
[INFO] [stdout] test normal_cnf::tests::test_to_string ... ok
[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 4 tests
[INFO] [stdout] test src/normal_cnf.rs - normal_cnf::CNF::new (line 92) ... ok
[INFO] [stdout] test src/three_cnf.rs - three_cnf::ThreeCNF (line 16) ... ok
[INFO] [stdout] test src/three_cnf.rs - three_cnf::ThreeCNF (line 34) ... ok
[INFO] [stdout] test src/normal_cnf.rs - normal_cnf::CNF (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "50eeb9b7639cb2a827973208d5e480372d58fdb16423256881b4102ef24353e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50eeb9b7639cb2a827973208d5e480372d58fdb16423256881b4102ef24353e3", kill_on_drop: false }`
[INFO] [stdout] 50eeb9b7639cb2a827973208d5e480372d58fdb16423256881b4102ef24353e3