[INFO] fetching crate bfi 0.2.2...
[INFO] testing bfi-0.2.2 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate bfi 0.2.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate bfi 0.2.2 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bfi 0.2.2
[INFO] finished tweaking crates.io crate bfi 0.2.2
[INFO] tweaked toml for crates.io crate bfi 0.2.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c3f1da275a03dcaf8616e1ba4df6ddf36d1f05fb455a55f4c96fa9598ee7e14
[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" "5c3f1da275a03dcaf8616e1ba4df6ddf36d1f05fb455a55f4c96fa9598ee7e14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c3f1da275a03dcaf8616e1ba4df6ddf36d1f05fb455a55f4c96fa9598ee7e14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c3f1da275a03dcaf8616e1ba4df6ddf36d1f05fb455a55f4c96fa9598ee7e14", kill_on_drop: false }`
[INFO] [stdout] 5c3f1da275a03dcaf8616e1ba4df6ddf36d1f05fb455a55f4c96fa9598ee7e14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] 76cb175205cd41e2f8124c8ac8a17900bf1dc01d612488846c49351dc49f38a2
[INFO] running `Command { std: "docker" "start" "-a" "76cb175205cd41e2f8124c8ac8a17900bf1dc01d612488846c49351dc49f38a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling bfi v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/machine.rs:49:46
[INFO] [stdout]    |
[INFO] [stdout] 49 |         write!(f, "BrainfuckError: {}", self.description())
[INFO] [stdout]    |                                              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` 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 0.24s
[INFO] running `Command { std: "docker" "inspect" "76cb175205cd41e2f8124c8ac8a17900bf1dc01d612488846c49351dc49f38a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76cb175205cd41e2f8124c8ac8a17900bf1dc01d612488846c49351dc49f38a2", kill_on_drop: false }`
[INFO] [stdout] 76cb175205cd41e2f8124c8ac8a17900bf1dc01d612488846c49351dc49f38a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88d570576e70aafd9b2fd76de6d909899f5cf126e62f5b505b98348ff50ccbd4
[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" "88d570576e70aafd9b2fd76de6d909899f5cf126e62f5b505b98348ff50ccbd4", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/machine.rs:49:46
[INFO] [stdout]    |
[INFO] [stdout] 49 |         write!(f, "BrainfuckError: {}", self.description())
[INFO] [stdout]    |                                              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bfi v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/machine.rs:49:46
[INFO] [stdout]    |
[INFO] [stdout] 49 |         write!(f, "BrainfuckError: {}", self.description())
[INFO] [stdout]    |                                              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` 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 0.98s
[INFO] running `Command { std: "docker" "inspect" "88d570576e70aafd9b2fd76de6d909899f5cf126e62f5b505b98348ff50ccbd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88d570576e70aafd9b2fd76de6d909899f5cf126e62f5b505b98348ff50ccbd4", kill_on_drop: false }`
[INFO] [stdout] 88d570576e70aafd9b2fd76de6d909899f5cf126e62f5b505b98348ff50ccbd4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f95cf4501497242c67fa7ce0fe29f13447600cc968bb36dc33bee487d156ace6
[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" "f95cf4501497242c67fa7ce0fe29f13447600cc968bb36dc33bee487d156ace6", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout] running 5 tests
[INFO] [stderr]   --> src/machine.rs:49:46
[INFO] [stdout] test tests::memory_err ... ok
[INFO] [stderr]    |
[INFO] [stdout] test tests::benchmark ... ok
[INFO] [stderr] 49 |         write!(f, "BrainfuckError: {}", self.description())
[INFO] [stdout] test tests::syntax_err ... ok
[INFO] [stderr]    |                                              ^^^^^^^^^^^
[INFO] [stdout] test tests::input_err ... ok
[INFO] [stderr]    |
[INFO] [stdout] test tests::simple ... ok
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] warning: `bfi` (lib) generated 1 warning
[INFO] [stdout] 
[INFO] [stderr] warning: `bfi` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bfi-97192a4e2e15eaa3)
[INFO] [stderr]    Doc-tests bfi
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/machine.rs - machine::BfMachine::exec (line 164) ... ok
[INFO] [stdout] test src/machine.rs - machine::BfMachine::tape (line 110) ... ok
[INFO] [stdout] test src/str.rs - str::b (line 25) ... ok
[INFO] [stdout] test src/machine.rs - machine::BfMachine::tape_mut (line 124) ... ok
[INFO] [stdout] test src/machine.rs - machine::BfMachine::exec (line 181) ... ok
[INFO] [stdout] test src/machine.rs - machine::BfMachine::with_capacity (line 92) ... ok
[INFO] [stdout] test src/machine.rs - machine::BfMachine::new (line 68) ... ok
[INFO] [stdout] test src/machine.rs - machine::BfMachine::exec (line 148) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f95cf4501497242c67fa7ce0fe29f13447600cc968bb36dc33bee487d156ace6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f95cf4501497242c67fa7ce0fe29f13447600cc968bb36dc33bee487d156ace6", kill_on_drop: false }`
[INFO] [stdout] f95cf4501497242c67fa7ce0fe29f13447600cc968bb36dc33bee487d156ace6