[INFO] fetching crate l_group_formulas 0.1.0...
[INFO] testing l_group_formulas-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate l_group_formulas 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate l_group_formulas 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_formulas 0.1.0
[INFO] finished tweaking crates.io crate l_group_formulas 0.1.0
[INFO] tweaked toml for crates.io crate l_group_formulas 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] 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] ab6ab97fb2d395c8b37c5e224c4257fb57b24ca9e9e4e4de6e65a0bdafffe6e8
[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" "ab6ab97fb2d395c8b37c5e224c4257fb57b24ca9e9e4e4de6e65a0bdafffe6e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab6ab97fb2d395c8b37c5e224c4257fb57b24ca9e9e4e4de6e65a0bdafffe6e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab6ab97fb2d395c8b37c5e224c4257fb57b24ca9e9e4e4de6e65a0bdafffe6e8", kill_on_drop: false }`
[INFO] [stdout] ab6ab97fb2d395c8b37c5e224c4257fb57b24ca9e9e4e4de6e65a0bdafffe6e8
[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] 7ce4b8f4754ba1d195a7dba52773d63e2b703f5f447048d6438f4e669700a0b3
[INFO] running `Command { std: "docker" "start" "-a" "7ce4b8f4754ba1d195a7dba52773d63e2b703f5f447048d6438f4e669700a0b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling l_group_formulas v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.96s
[INFO] running `Command { std: "docker" "inspect" "7ce4b8f4754ba1d195a7dba52773d63e2b703f5f447048d6438f4e669700a0b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ce4b8f4754ba1d195a7dba52773d63e2b703f5f447048d6438f4e669700a0b3", kill_on_drop: false }`
[INFO] [stdout] 7ce4b8f4754ba1d195a7dba52773d63e2b703f5f447048d6438f4e669700a0b3
[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] [stdout] f2ab2ea3216510e39600bf979a33bc92d0ecb7fe2596847fef0be6cec7e04f9b
[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" "f2ab2ea3216510e39600bf979a33bc92d0ecb7fe2596847fef0be6cec7e04f9b", kill_on_drop: false }`
[INFO] [stderr]    Compiling l_group_formulas v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.49s
[INFO] running `Command { std: "docker" "inspect" "f2ab2ea3216510e39600bf979a33bc92d0ecb7fe2596847fef0be6cec7e04f9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2ab2ea3216510e39600bf979a33bc92d0ecb7fe2596847fef0be6cec7e04f9b", kill_on_drop: false }`
[INFO] [stdout] f2ab2ea3216510e39600bf979a33bc92d0ecb7fe2596847fef0be6cec7e04f9b
[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] 7b286fb0c112dcba8c67aae86627a89e89527390b053b962b8ccd5e3350dac3d
[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" "7b286fb0c112dcba8c67aae86627a89e89527390b053b962b8ccd5e3350dac3d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/l_group_formulas-755a85c4643e948f
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test free_group_term::tests::test_mul_assign ... ok
[INFO] [stdout] test free_group_term::tests::test_to_string ... ok
[INFO] [stdout] test literal::tests::test_literal_to_string ... ok
[INFO] [stdout] test l_group_term_reducing::tests::test_prod_reduced ... ok
[INFO] [stdout] test l_group_term::parse_l_group_term::tests::test_does_not_crash ... ok
[INFO] [stdout] test free_group_term::tests::test_reduce ... ok
[INFO] [stdout] test l_group_term_reducing::tests::test_meet_reduced ... ok
[INFO] [stdout] test l_group_term::tests::test_inverse_recursive ... ok
[INFO] [stdout] test l_group_term::tests::test_mul_atoms ... ok
[INFO] [stdout] test l_group_term::tests::test_inverse_meet ... ok
[INFO] [stdout] test l_group_term::tests::test_to_string ... ok
[INFO] [stdout] test free_group_term::tests::test_mul ... ok
[INFO] [stdout] test free_group_term::parse_free_group_term::tests::test_parse ... ok
[INFO] [stdout] test free_group_term::tests::test_inverse ... ok
[INFO] [stdout] test l_group_term::tests::test_inverse_atom ... ok
[INFO] [stdout] test l_group_term::tests::test_inverse_join ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests l_group_formulas
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test src/l_group_term.rs - l_group_term::LGroupTerm (line 14) ... ok
[INFO] [stdout] test src/l_group_term.rs - l_group_term::LGroupTerm (line 20) ... ok
[INFO] [stdout] test src/l_group_term.rs - l_group_term::LGroupTerm::from (line 78) ... ok
[INFO] [stdout] test src/literal.rs - literal::Literal (line 12) ... ok
[INFO] [stdout] test src/free_group_term.rs - free_group_term::FreeGroupTerm (line 43) ... ok
[INFO] [stdout] test src/free_group_term.rs - free_group_term::FreeGroupTerm (line 12) ... ok
[INFO] [stdout] test src/literal.rs - literal::Literal (line 18) ... ok
[INFO] [stdout] test src/literal.rs - literal::Literal (line 26) ... ok
[INFO] [stdout] test src/free_group_term.rs - free_group_term::FreeGroupTerm (line 18) ... ok
[INFO] [stdout] test src/l_group_term.rs - l_group_term::LGroupTerm::from (line 86) ... ok
[INFO] [stdout] test src/l_group_term.rs - l_group_term::LGroupTerm (line 28) ... ok
[INFO] [stdout] test src/l_group_term.rs - l_group_term::LGroupTerm (line 39) ... ok
[INFO] [stdout] test src/free_group_term.rs - free_group_term::FreeGroupTerm (line 26) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7b286fb0c112dcba8c67aae86627a89e89527390b053b962b8ccd5e3350dac3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b286fb0c112dcba8c67aae86627a89e89527390b053b962b8ccd5e3350dac3d", kill_on_drop: false }`
[INFO] [stdout] 7b286fb0c112dcba8c67aae86627a89e89527390b053b962b8ccd5e3350dac3d