[INFO] cloning repository https://github.com/Dacit/sequent_prover
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Dacit/sequent_prover" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDacit%2Fsequent_prover", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDacit%2Fsequent_prover'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1425db8fd1cc9ca24b0dbbdfb6e32609c6a96226
[INFO] testing Dacit/sequent_prover against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDacit%2Fsequent_prover" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Dacit/sequent_prover 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 git repo https://github.com/Dacit/sequent_prover
[INFO] finished tweaking git repo https://github.com/Dacit/sequent_prover
[INFO] tweaked toml for git repo https://github.com/Dacit/sequent_prover written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Dacit/sequent_prover already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 97f126935d7fa6878c7b2876ab71790a44692a7bee0d8bd0248ec62e635e273b
[INFO] running `Command { std: "docker" "start" "-a" "97f126935d7fa6878c7b2876ab71790a44692a7bee0d8bd0248ec62e635e273b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97f126935d7fa6878c7b2876ab71790a44692a7bee0d8bd0248ec62e635e273b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97f126935d7fa6878c7b2876ab71790a44692a7bee0d8bd0248ec62e635e273b", kill_on_drop: false }`
[INFO] [stdout] 97f126935d7fa6878c7b2876ab71790a44692a7bee0d8bd0248ec62e635e273b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] a2893825efa375d3dea5f3f14a4be82d7a3cee9d4817f80b82b523b00dc253b7
[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" "a2893825efa375d3dea5f3f14a4be82d7a3cee9d4817f80b82b523b00dc253b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling terminal_size v0.1.7
[INFO] [stderr]    Compiling itertools v0.7.8
[INFO] [stderr]    Compiling sequent_prover v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser.rs:84:41
[INFO] [stdout]    |
[INFO] [stdout] 84 | fn split_expr(x: &str, pos: usize, op: &Fn(Box<Formula>, Box<Formula>) -> Formula) -> Formula {
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Box<Formula>, Box<Formula>) -> Formula`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.35s
[INFO] running `Command { std: "docker" "inspect" "a2893825efa375d3dea5f3f14a4be82d7a3cee9d4817f80b82b523b00dc253b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2893825efa375d3dea5f3f14a4be82d7a3cee9d4817f80b82b523b00dc253b7", kill_on_drop: false }`
[INFO] [stdout] a2893825efa375d3dea5f3f14a4be82d7a3cee9d4817f80b82b523b00dc253b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 193d29d86f97b11cbbd3b6098f61db685a9ce3d4657d61ffce20fbcdb17cebd1
[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" "193d29d86f97b11cbbd3b6098f61db685a9ce3d4657d61ffce20fbcdb17cebd1", kill_on_drop: false }`
[INFO] [stderr]    Compiling sequent_prover v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser.rs:84:41
[INFO] [stdout]    |
[INFO] [stdout] 84 | fn split_expr(x: &str, pos: usize, op: &Fn(Box<Formula>, Box<Formula>) -> Formula) -> Formula {
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Box<Formula>, Box<Formula>) -> Formula`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.06s
[INFO] running `Command { std: "docker" "inspect" "193d29d86f97b11cbbd3b6098f61db685a9ce3d4657d61ffce20fbcdb17cebd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "193d29d86f97b11cbbd3b6098f61db685a9ce3d4657d61ffce20fbcdb17cebd1", kill_on_drop: false }`
[INFO] [stdout] 193d29d86f97b11cbbd3b6098f61db685a9ce3d4657d61ffce20fbcdb17cebd1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d16fc866bd9e8a20b2237eae7859afba3ded5ac4b153dce90caf0ac6e957c5ab
[INFO] running `Command { std: "docker" "start" "-a" "d16fc866bd9e8a20b2237eae7859afba3ded5ac4b153dce90caf0ac6e957c5ab", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/parser.rs:84:41
[INFO] [stderr]    |
[INFO] [stderr] 84 | fn split_expr(x: &str, pos: usize, op: &Fn(Box<Formula>, Box<Formula>) -> Formula) -> Formula {
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Box<Formula>, Box<Formula>) -> Formula`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sequent_prover-5d0a1f8126923532
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test prover::tests::test_r_impl ... ok
[INFO] [stdout] test prover::tests::test_complex_unprovable ... ok
[INFO] [stdout] test parser::tests::test_empty_sets ... ok
[INFO] [stdout] test prover::tests::test_empty_expr ... ok
[INFO] [stdout] test prover::tests::test_l_not ... ok
[INFO] [stdout] test prover::tests::test_l_impl ... ok
[INFO] [stdout] test prover::tests::test_l_false ... ok
[INFO] [stdout] test prover::tests::test_l_and ... ok
[INFO] [stdout] test prover::tests::test_r_not ... ok
[INFO] [stdout] test prover::tests::test_r_or ... ok
[INFO] [stdout] test prover::tests::test_l_or ... ok
[INFO] [stdout] test parser::tests::test_complex_expr ... ok
[INFO] [stdout] test prover::tests::test_axiom ... ok
[INFO] [stdout] test prover::tests::test_complex ... ok
[INFO] [stdout] test prover::tests::test_r_and ... ok
[INFO] [stdout] test parser::tests::test_empty_str ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d16fc866bd9e8a20b2237eae7859afba3ded5ac4b153dce90caf0ac6e957c5ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d16fc866bd9e8a20b2237eae7859afba3ded5ac4b153dce90caf0ac6e957c5ab", kill_on_drop: false }`
[INFO] [stdout] d16fc866bd9e8a20b2237eae7859afba3ded5ac4b153dce90caf0ac6e957c5ab