[INFO] crate simplisp_extensions 0.4.0 is already in cache
[INFO] testing simplisp_extensions-0.4.0 against 1.45.2 for beta-1.46-1
[INFO] extracting crate simplisp_extensions 0.4.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate simplisp_extensions 0.4.0 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simplisp_extensions 0.4.0
[INFO] removed path dependency simplisp from crates.io crate simplisp_extensions 0.4.0
[INFO] finished tweaking crates.io crate simplisp_extensions 0.4.0
[INFO] tweaked toml for crates.io crate simplisp_extensions 0.4.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27b90c4e19604d28c1374f4f57f246dc8d4b96ad8c08a44ce29aec16c32fc23f
[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" "27b90c4e19604d28c1374f4f57f246dc8d4b96ad8c08a44ce29aec16c32fc23f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27b90c4e19604d28c1374f4f57f246dc8d4b96ad8c08a44ce29aec16c32fc23f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27b90c4e19604d28c1374f4f57f246dc8d4b96ad8c08a44ce29aec16c32fc23f", kill_on_drop: false }`
[INFO] [stdout] 27b90c4e19604d28c1374f4f57f246dc8d4b96ad8c08a44ce29aec16c32fc23f
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "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] ab45f4bc444bdc8337eb92eada79c8b7d28acb95d5555b685555cd0044664b6c
[INFO] running `Command { std: "docker" "start" "-a" "ab45f4bc444bdc8337eb92eada79c8b7d28acb95d5555b685555cd0044664b6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.37
[INFO] [stderr]    Compiling error-chain v0.5.0
[INFO] [stderr]    Compiling simplisp v0.4.0
[INFO] [stderr]    Compiling simplisp_extensions v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/casts/f32.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/casts/f64.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/casts/i8.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/casts/i16.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/casts/i32.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/casts/i64.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/casts/isize.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/casts/u8.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/casts/u16.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/casts/u32.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/casts/u64.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/casts/usize.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/common/if_lisp.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/common/if_lisp.rs:30:33
[INFO] [stdout]    |
[INFO] [stdout] 30 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/common/if_lisp.rs:42:32
[INFO] [stdout]    |
[INFO] [stdout] 42 |             Some(third_arg) => try!(lisp_environment.evaluate(environment, &third_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/common/let_lisp.rs:51:56
[INFO] [stdout]    |
[INFO] [stdout] 51 | ...                   Symbol::Object(try!(lisp_environment.evaluate(environment, &inner_object)))
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/common/let_lisp.rs:92:33
[INFO] [stdout]    |
[INFO] [stdout] 92 |                     result.push(try!(lisp_environment.evaluate(environment, &object)));
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/common/repeat.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/common/repeat.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/common/repeat.rs:71:21
[INFO] [stdout]    |
[INFO] [stdout] 71 |         result.push(try!(lisp_environment.evaluate(environment, &expression)));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/add.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/bitand.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/bitor.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/bitxor.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/div.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/eq.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/eq.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/ge.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/ge.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/gt.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/gt.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/le.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/le.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/lt.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/lt.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/mul.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/ne.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/ne.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/not.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/rem.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/shl.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/shl.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/shr.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/shr.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/sub.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 45 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.27s
[INFO] running `Command { std: "docker" "inspect" "ab45f4bc444bdc8337eb92eada79c8b7d28acb95d5555b685555cd0044664b6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab45f4bc444bdc8337eb92eada79c8b7d28acb95d5555b685555cd0044664b6c", kill_on_drop: false }`
[INFO] [stdout] ab45f4bc444bdc8337eb92eada79c8b7d28acb95d5555b685555cd0044664b6c
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e137cf7e4008af507eb661b2abd57d4a69a3514f086c3888e505d35814a2689
[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" "1e137cf7e4008af507eb661b2abd57d4a69a3514f086c3888e505d35814a2689", kill_on_drop: false }`
[INFO] [stderr]    Compiling simplisp_extensions v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/casts/f32.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/casts/f64.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/casts/i8.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/casts/i16.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/casts/i32.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/casts/i64.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/casts/isize.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/casts/u8.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/casts/u16.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/casts/u32.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/casts/u64.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/casts/usize.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/common/if_lisp.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/common/if_lisp.rs:30:33
[INFO] [stdout]    |
[INFO] [stdout] 30 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/common/if_lisp.rs:42:32
[INFO] [stdout]    |
[INFO] [stdout] 42 |             Some(third_arg) => try!(lisp_environment.evaluate(environment, &third_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/common/let_lisp.rs:51:56
[INFO] [stdout]    |
[INFO] [stdout] 51 | ...                   Symbol::Object(try!(lisp_environment.evaluate(environment, &inner_object)))
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/common/let_lisp.rs:92:33
[INFO] [stdout]    |
[INFO] [stdout] 92 |                     result.push(try!(lisp_environment.evaluate(environment, &object)));
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/common/repeat.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/common/repeat.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/common/repeat.rs:71:21
[INFO] [stdout]    |
[INFO] [stdout] 71 |         result.push(try!(lisp_environment.evaluate(environment, &expression)));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/add.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/bitand.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/bitor.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/bitxor.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/div.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/eq.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/eq.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/ge.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/ge.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/gt.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/gt.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/le.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/le.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/lt.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/lt.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/mul.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/ne.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/ne.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/not.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/rem.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/shl.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/shl.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/shr.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/shr.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/sub.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 45 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/casts/f32.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/casts/f64.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/casts/i8.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/casts/i16.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/casts/i32.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/casts/i64.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/casts/isize.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/casts/u8.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/casts/u16.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/casts/u32.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/casts/u64.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/casts/usize.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/common/if_lisp.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/common/if_lisp.rs:30:33
[INFO] [stdout]    |
[INFO] [stdout] 30 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/common/if_lisp.rs:42:32
[INFO] [stdout]    |
[INFO] [stdout] 42 |             Some(third_arg) => try!(lisp_environment.evaluate(environment, &third_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/common/let_lisp.rs:51:56
[INFO] [stdout]    |
[INFO] [stdout] 51 | ...                   Symbol::Object(try!(lisp_environment.evaluate(environment, &inner_object)))
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/common/let_lisp.rs:92:33
[INFO] [stdout]    |
[INFO] [stdout] 92 |                     result.push(try!(lisp_environment.evaluate(environment, &object)));
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/common/repeat.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/common/repeat.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/common/repeat.rs:71:21
[INFO] [stdout]    |
[INFO] [stdout] 71 |         result.push(try!(lisp_environment.evaluate(environment, &expression)));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/add.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/bitand.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/bitor.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/bitxor.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/div.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/eq.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/eq.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/ge.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/ge.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/gt.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/gt.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/le.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/le.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/lt.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/lt.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/mul.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/ne.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/ne.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/not.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/rem.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/shl.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/shl.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/shr.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/shr.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/funcs/ops/sub.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 45 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "1e137cf7e4008af507eb661b2abd57d4a69a3514f086c3888e505d35814a2689", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e137cf7e4008af507eb661b2abd57d4a69a3514f086c3888e505d35814a2689", kill_on_drop: false }`
[INFO] [stdout] 1e137cf7e4008af507eb661b2abd57d4a69a3514f086c3888e505d35814a2689
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "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] 09bc79e90125523422b609b79d96e1754e6d880f77dcb681ab16aadc14b6919f
[INFO] running `Command { std: "docker" "start" "-a" "09bc79e90125523422b609b79d96e1754e6d880f77dcb681ab16aadc14b6919f", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/casts/f32.rs:18:32
[INFO] [stderr]    |
[INFO] [stderr] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/casts/f64.rs:18:32
[INFO] [stderr]    |
[INFO] [stderr] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/casts/i8.rs:18:32
[INFO] [stderr]    |
[INFO] [stderr] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/casts/i16.rs:18:32
[INFO] [stderr]    |
[INFO] [stderr] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/casts/i32.rs:18:32
[INFO] [stderr]    |
[INFO] [stderr] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/casts/i64.rs:18:32
[INFO] [stderr]    |
[INFO] [stderr] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/casts/isize.rs:18:32
[INFO] [stderr]    |
[INFO] [stderr] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/casts/u8.rs:18:32
[INFO] [stderr]    |
[INFO] [stderr] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/casts/u16.rs:18:32
[INFO] [stderr]    |
[INFO] [stderr] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/casts/u32.rs:18:32
[INFO] [stderr]    |
[INFO] [stderr] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/casts/f32.rs:18:32
[INFO] [stderr]    |
[INFO] [stderr] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/casts/u64.rs:18:32
[INFO] [stderr]    |
[INFO] [stderr] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/casts/f64.rs:18:32
[INFO] [stderr]    |
[INFO] [stderr] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/casts/usize.rs:18:32
[INFO] [stderr]    |
[INFO] [stderr] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/casts/i8.rs:18:32
[INFO] [stderr]    |
[INFO] [stderr] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/common/if_lisp.rs:18:32
[INFO] [stderr]    |
[INFO] [stderr] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/casts/i16.rs:18:32
[INFO] [stderr]    |
[INFO] [stderr] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/common/if_lisp.rs:30:33
[INFO] [stderr]    |
[INFO] [stderr] 30 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/common/if_lisp.rs:42:32
[INFO] [stderr]    |
[INFO] [stderr] 42 |             Some(third_arg) => try!(lisp_environment.evaluate(environment, &third_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/casts/i32.rs:18:32
[INFO] [stderr]    |
[INFO] [stderr] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/casts/i64.rs:18:32
[INFO] [stderr]    |
[INFO] [stderr] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/common/let_lisp.rs:51:56
[INFO] [stderr]    |
[INFO] [stderr] 51 | ...                   Symbol::Object(try!(lisp_environment.evaluate(environment, &inner_object)))
[INFO] [stderr]    |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/common/let_lisp.rs:92:33
[INFO] [stderr]    |
[INFO] [stderr] 92 |                     result.push(try!(lisp_environment.evaluate(environment, &object)));
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/common/repeat.rs:19:32
[INFO] [stderr]    |
[INFO] [stderr] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/casts/isize.rs:18:32
[INFO] [stderr]    |
[INFO] [stderr] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/casts/u8.rs:18:32
[INFO] [stderr]    |
[INFO] [stderr] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/casts/u16.rs:18:32
[INFO] [stderr]    |
[INFO] [stderr] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/casts/u32.rs:18:32
[INFO] [stderr]    |
[INFO] [stderr] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/casts/u64.rs:18:32
[INFO] [stderr]    |
[INFO] [stderr] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/casts/usize.rs:18:32
[INFO] [stderr]    |
[INFO] [stderr] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/common/if_lisp.rs:18:32
[INFO] [stderr]    |
[INFO] [stderr] 18 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/common/if_lisp.rs:30:33
[INFO] [stderr]    |
[INFO] [stderr] 30 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/common/if_lisp.rs:42:32
[INFO] [stderr]    |
[INFO] [stderr] 42 |             Some(third_arg) => try!(lisp_environment.evaluate(environment, &third_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/common/let_lisp.rs:51:56
[INFO] [stderr]    |
[INFO] [stderr] 51 | ...                   Symbol::Object(try!(lisp_environment.evaluate(environment, &inner_object)))
[INFO] [stderr]    |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/common/repeat.rs:31:33
[INFO] [stderr]    |
[INFO] [stderr] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/common/let_lisp.rs:92:33
[INFO] [stderr]    |
[INFO] [stderr] 92 |                     result.push(try!(lisp_environment.evaluate(environment, &object)));
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/common/repeat.rs:19:32
[INFO] [stderr]    |
[INFO] [stderr] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/common/repeat.rs:31:33
[INFO] [stderr]    |
[INFO] [stderr] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/common/repeat.rs:71:21
[INFO] [stderr]    |
[INFO] [stderr] 71 |         result.push(try!(lisp_environment.evaluate(environment, &expression)));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/add.rs:21:32
[INFO] [stderr]    |
[INFO] [stderr] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/bitand.rs:21:32
[INFO] [stderr]    |
[INFO] [stderr] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/bitor.rs:21:32
[INFO] [stderr]    |
[INFO] [stderr] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/bitxor.rs:21:32
[INFO] [stderr]    |
[INFO] [stderr] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/div.rs:21:32
[INFO] [stderr]    |
[INFO] [stderr] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/eq.rs:19:32
[INFO] [stderr]    |
[INFO] [stderr] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/eq.rs:31:33
[INFO] [stderr]    |
[INFO] [stderr] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/ge.rs:19:32
[INFO] [stderr]    |
[INFO] [stderr] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/ge.rs:31:33
[INFO] [stderr]    |
[INFO] [stderr] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/gt.rs:19:32
[INFO] [stderr]    |
[INFO] [stderr] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/gt.rs:31:33
[INFO] [stderr]    |
[INFO] [stderr] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/le.rs:19:32
[INFO] [stderr]    |
[INFO] [stderr] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/le.rs:31:33
[INFO] [stderr]    |
[INFO] [stderr] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/lt.rs:19:32
[INFO] [stderr]    |
[INFO] [stderr] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/lt.rs:31:33
[INFO] [stderr]    |
[INFO] [stderr] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/common/repeat.rs:71:21
[INFO] [stderr]    |
[INFO] [stderr] 71 |         result.push(try!(lisp_environment.evaluate(environment, &expression)));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/mul.rs:21:32
[INFO] [stderr]    |
[INFO] [stderr] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/ne.rs:19:32
[INFO] [stderr]    |
[INFO] [stderr] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/add.rs:21:32
[INFO] [stderr]    |
[INFO] [stderr] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/bitand.rs:21:32
[INFO] [stderr]    |
[INFO] [stderr] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/funcs/ops/ne.rs:31:33
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stdout] 
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/not.rs:19:32
[INFO] [stderr]    |
[INFO] [stderr] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/rem.rs:21:32
[INFO] [stderr]    |
[INFO] [stderr] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/shl.rs:19:32
[INFO] [stderr]    |
[INFO] [stderr] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/shl.rs:31:33
[INFO] [stderr]    |
[INFO] [stderr] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/shr.rs:19:32
[INFO] [stderr]    |
[INFO] [stderr] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/shr.rs:31:33
[INFO] [stderr]    |
[INFO] [stderr] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/sub.rs:21:32
[INFO] [stderr]    |
[INFO] [stderr] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 45 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/bitor.rs:21:32
[INFO] [stderr]    |
[INFO] [stderr] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/bitxor.rs:21:32
[INFO] [stderr]    |
[INFO] [stderr] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/div.rs:21:32
[INFO] [stderr]    |
[INFO] [stderr] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/eq.rs:19:32
[INFO] [stderr]    |
[INFO] [stderr] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/eq.rs:31:33
[INFO] [stderr]    |
[INFO] [stderr] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/ge.rs:19:32
[INFO] [stderr]    |
[INFO] [stderr] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/ge.rs:31:33
[INFO] [stderr]    |
[INFO] [stderr] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/gt.rs:19:32
[INFO] [stderr]    |
[INFO] [stderr] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/gt.rs:31:33
[INFO] [stderr]    |
[INFO] [stderr] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/le.rs:19:32
[INFO] [stderr]    |
[INFO] [stderr] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/le.rs:31:33
[INFO] [stderr]    |
[INFO] [stderr] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/lt.rs:19:32
[INFO] [stderr]    |
[INFO] [stderr] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/lt.rs:31:33
[INFO] [stderr]    |
[INFO] [stderr] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/mul.rs:21:32
[INFO] [stderr]    |
[INFO] [stderr] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/ne.rs:19:32
[INFO] [stderr]    |
[INFO] [stderr] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/ne.rs:31:33
[INFO] [stderr]    |
[INFO] [stderr] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/not.rs:19:32
[INFO] [stderr]    |
[INFO] [stderr] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/rem.rs:21:32
[INFO] [stderr]    |
[INFO] [stderr] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/shl.rs:19:32
[INFO] [stderr]    |
[INFO] [stderr] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/shl.rs:31:33
[INFO] [stderr]    |
[INFO] [stderr] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/shr.rs:19:32
[INFO] [stderr]    |
[INFO] [stderr] 19 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/shr.rs:31:33
[INFO] [stderr]    |
[INFO] [stderr] 31 |             Some(second_arg) => try!(lisp_environment.evaluate(environment, &second_arg)),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/funcs/ops/sub.rs:21:32
[INFO] [stderr]    |
[INFO] [stderr] 21 |             Some(first_arg) => try!(lisp_environment.evaluate(environment, &first_arg)),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 45 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/simplisp_extensions-f873a3afa26bc490
[INFO] [stderr]    Doc-tests simplisp_extensions
[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" "09bc79e90125523422b609b79d96e1754e6d880f77dcb681ab16aadc14b6919f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09bc79e90125523422b609b79d96e1754e6d880f77dcb681ab16aadc14b6919f", kill_on_drop: false }`
[INFO] [stdout] 09bc79e90125523422b609b79d96e1754e6d880f77dcb681ab16aadc14b6919f