[INFO] updating cached repository https://github.com/GuillaumeDIDIER/C-teel
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4e46a6623dc3ce669e7525cff7069dbdeaa4043b
[INFO] testing GuillaumeDIDIER/C-teel against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGuillaumeDIDIER%2FC-teel" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GuillaumeDIDIER/C-teel 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 git repo https://github.com/GuillaumeDIDIER/C-teel
[INFO] finished tweaking git repo https://github.com/GuillaumeDIDIER/C-teel
[INFO] tweaked toml for git repo https://github.com/GuillaumeDIDIER/C-teel written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/GuillaumeDIDIER/C-teel already has a lockfile, it will not be regenerated
[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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 8bcc7d960294b6454e6efb7f720a4cf69b60a0179eb2dba86f17ef38e7839915
[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" "8bcc7d960294b6454e6efb7f720a4cf69b60a0179eb2dba86f17ef38e7839915", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8bcc7d960294b6454e6efb7f720a4cf69b60a0179eb2dba86f17ef38e7839915", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bcc7d960294b6454e6efb7f720a4cf69b60a0179eb2dba86f17ef38e7839915", kill_on_drop: false }`
[INFO] [stdout] 8bcc7d960294b6454e6efb7f720a4cf69b60a0179eb2dba86f17ef38e7839915
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] b923a1078441625b1a217609915ea1981c1b702d9ea562f0004d3a45bdb8aa0b
[INFO] running `Command { std: "docker" "start" "-a" "b923a1078441625b1a217609915ea1981c1b702d9ea562f0004d3a45bdb8aa0b", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.4.0
[INFO] [stderr]    Compiling unicode-segmentation v0.1.3
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling thread-id v3.0.0
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling term_size v0.2.3
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling thread_local v0.3.3
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling clap v2.19.3
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling regex v0.2.1
[INFO] [stderr]    Compiling nom v2.1.0
[INFO] [stderr]    Compiling C_teel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/rtl/tree.rs:72:17
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 try!(write!(f, "{} <- call {}(", reg, name));
[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/rtl/tree.rs:75:21
[INFO] [stdout]    |
[INFO] [stdout] 75 |                     try!(write!(f, "{}", arg0));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/rtl/tree.rs:77:25
[INFO] [stdout]    |
[INFO] [stdout] 77 |                         try!(write!(f, ", {}", arg));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:118:13
[INFO] [stdout]     |
[INFO] [stdout] 118 |             try!(write!(f, "  {}: {}\n", l, instruction));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:120:17
[INFO] [stdout]     |
[INFO] [stdout] 120 |                 try!(self.visit(visited, s, f));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:131:9
[INFO] [stdout]     |
[INFO] [stdout] 131 |         try!(write!(f, "{} {}(", self.result, self.name));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:134:13
[INFO] [stdout]     |
[INFO] [stdout] 134 |             try!(write!(f, "{}", formal0));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:136:17
[INFO] [stdout]     |
[INFO] [stdout] 136 |                 try!(write!(f, ", {}", formal));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:139:9
[INFO] [stdout]     |
[INFO] [stdout] 139 |         try!(write!(f, ")\n"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |         try!(write!(f, "  entry  : {}\n", self.entry));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:141:9
[INFO] [stdout]     |
[INFO] [stdout] 141 |         try!(write!(f, "  exit   : {}\n", self.exit));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 142 |         try!(write!(f, "  locals : "));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 145 |             try!(write!(f, "{}", local0));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:147:17
[INFO] [stdout]     |
[INFO] [stdout] 147 |                 try!(write!(f, ", {}", local));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |         try!(write!(f, "\n"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:165:9
[INFO] [stdout]     |
[INFO] [stdout] 165 |         try!(write!(f, "== RTL ==================================================\n"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:167:13
[INFO] [stdout]     |
[INFO] [stdout] 167 |             try!(write!(f, "{}", self.functions[i]));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ertl/tree.rs:188:13
[INFO] [stdout]     |
[INFO] [stdout] 188 |             try!(write!(f, "    {}: {} {:?}\n", l, instruction, live_info));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ertl/tree.rs:190:17
[INFO] [stdout]     |
[INFO] [stdout] 190 |                 try!(self.visit(visited, s, f));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ertl/tree.rs:201:9
[INFO] [stdout]     |
[INFO] [stdout] 201 |         try!(write!(f, "{}({})\n", self.name, self.formals));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ertl/tree.rs:202:9
[INFO] [stdout]     |
[INFO] [stdout] 202 |         try!(write!(f, "  entry  : {}\n", self.entry));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ertl/tree.rs:217:9
[INFO] [stdout]     |
[INFO] [stdout] 217 |         try!(write!(f, "== ERTL ==================================================\n"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ertl/tree.rs:219:13
[INFO] [stdout]     |
[INFO] [stdout] 219 |             try!(write!(f, "{}", self.functions[i]));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ltl/tree.rs:148:13
[INFO] [stdout]     |
[INFO] [stdout] 148 |             try!(write!(f, "  {}: {}\n", l, instruction));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ltl/tree.rs:150:17
[INFO] [stdout]     |
[INFO] [stdout] 150 |                 try!(self.visit(visited, s, f));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ltl/tree.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 |         try!(write!(f, "{}()\n", self.name));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ltl/tree.rs:162:9
[INFO] [stdout]     |
[INFO] [stdout] 162 |         try!(write!(f, "  entry  : {}\n", self.entry));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ltl/tree.rs:174:9
[INFO] [stdout]     |
[INFO] [stdout] 174 |         try!(write!(f, "== LTL ==================================================\n"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ltl/tree.rs:176:13
[INFO] [stdout]     |
[INFO] [stdout] 176 |             try!(write!(f, "{}", self.functions[i]));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/output/asm.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |         try!(write!(f,"    .text\n    .globl main\n"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/output/asm.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             try!(write!(f, "{}", func));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/output/asm.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         try!(write!(f,"    .data\n"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/output/asm.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             try!(write!(f, "{}", glob));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/output/asm.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |         try!(write!(f, "{}:\n", self.name));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/output/asm.rs:39:21
[INFO] [stdout]    |
[INFO] [stdout] 39 |                     try!(write!(f, ".{}.{}:\n", self.name, l));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/output/asm.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |             try!(write!(f, "{}\n", instruction));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/ltl/builder.rs:168:48
[INFO] [stdout]     |
[INFO] [stdout] 168 |                 let src_op  = self.lookup(src);;
[INFO] [stdout]     |                                                ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cnd_cmp`
[INFO] [stdout]    --> src/rtl/builder.rs:343:8
[INFO] [stdout]     |
[INFO] [stdout] 343 |     fn cnd_cmp(& mut self, op: x64Branch, lhs: tast::Expression, rhs: tast::Expression, exit_false: Label, exit_true: Label) -> Label {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `C_teel` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `c_teel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 39 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.58s
[INFO] running `Command { std: "docker" "inspect" "b923a1078441625b1a217609915ea1981c1b702d9ea562f0004d3a45bdb8aa0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b923a1078441625b1a217609915ea1981c1b702d9ea562f0004d3a45bdb8aa0b", kill_on_drop: false }`
[INFO] [stdout] b923a1078441625b1a217609915ea1981c1b702d9ea562f0004d3a45bdb8aa0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] efa705728fb221b8e363d3967f0dcf9ffc7b2d6e07ef4aa83bde52ccd42ae8ca
[INFO] running `Command { std: "docker" "start" "-a" "efa705728fb221b8e363d3967f0dcf9ffc7b2d6e07ef4aa83bde52ccd42ae8ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling C_teel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/rtl/tree.rs:72:17
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 try!(write!(f, "{} <- call {}(", reg, name));
[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/rtl/tree.rs:75:21
[INFO] [stdout]    |
[INFO] [stdout] 75 |                     try!(write!(f, "{}", arg0));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/rtl/tree.rs:77:25
[INFO] [stdout]    |
[INFO] [stdout] 77 |                         try!(write!(f, ", {}", arg));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:118:13
[INFO] [stdout]     |
[INFO] [stdout] 118 |             try!(write!(f, "  {}: {}\n", l, instruction));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:120:17
[INFO] [stdout]     |
[INFO] [stdout] 120 |                 try!(self.visit(visited, s, f));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:131:9
[INFO] [stdout]     |
[INFO] [stdout] 131 |         try!(write!(f, "{} {}(", self.result, self.name));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:134:13
[INFO] [stdout]     |
[INFO] [stdout] 134 |             try!(write!(f, "{}", formal0));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:136:17
[INFO] [stdout]     |
[INFO] [stdout] 136 |                 try!(write!(f, ", {}", formal));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:139:9
[INFO] [stdout]     |
[INFO] [stdout] 139 |         try!(write!(f, ")\n"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |         try!(write!(f, "  entry  : {}\n", self.entry));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:141:9
[INFO] [stdout]     |
[INFO] [stdout] 141 |         try!(write!(f, "  exit   : {}\n", self.exit));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 142 |         try!(write!(f, "  locals : "));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 145 |             try!(write!(f, "{}", local0));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:147:17
[INFO] [stdout]     |
[INFO] [stdout] 147 |                 try!(write!(f, ", {}", local));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |         try!(write!(f, "\n"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:165:9
[INFO] [stdout]     |
[INFO] [stdout] 165 |         try!(write!(f, "== RTL ==================================================\n"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:167:13
[INFO] [stdout]     |
[INFO] [stdout] 167 |             try!(write!(f, "{}", self.functions[i]));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ertl/tree.rs:188:13
[INFO] [stdout]     |
[INFO] [stdout] 188 |             try!(write!(f, "    {}: {} {:?}\n", l, instruction, live_info));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ertl/tree.rs:190:17
[INFO] [stdout]     |
[INFO] [stdout] 190 |                 try!(self.visit(visited, s, f));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ertl/tree.rs:201:9
[INFO] [stdout]     |
[INFO] [stdout] 201 |         try!(write!(f, "{}({})\n", self.name, self.formals));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ertl/tree.rs:202:9
[INFO] [stdout]     |
[INFO] [stdout] 202 |         try!(write!(f, "  entry  : {}\n", self.entry));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ertl/tree.rs:217:9
[INFO] [stdout]     |
[INFO] [stdout] 217 |         try!(write!(f, "== ERTL ==================================================\n"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ertl/tree.rs:219:13
[INFO] [stdout]     |
[INFO] [stdout] 219 |             try!(write!(f, "{}", self.functions[i]));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ltl/tree.rs:148:13
[INFO] [stdout]     |
[INFO] [stdout] 148 |             try!(write!(f, "  {}: {}\n", l, instruction));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ltl/tree.rs:150:17
[INFO] [stdout]     |
[INFO] [stdout] 150 |                 try!(self.visit(visited, s, f));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ltl/tree.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 |         try!(write!(f, "{}()\n", self.name));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ltl/tree.rs:162:9
[INFO] [stdout]     |
[INFO] [stdout] 162 |         try!(write!(f, "  entry  : {}\n", self.entry));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ltl/tree.rs:174:9
[INFO] [stdout]     |
[INFO] [stdout] 174 |         try!(write!(f, "== LTL ==================================================\n"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ltl/tree.rs:176:13
[INFO] [stdout]     |
[INFO] [stdout] 176 |             try!(write!(f, "{}", self.functions[i]));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/output/asm.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |         try!(write!(f,"    .text\n    .globl main\n"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/output/asm.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             try!(write!(f, "{}", func));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/output/asm.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         try!(write!(f,"    .data\n"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/output/asm.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             try!(write!(f, "{}", glob));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/output/asm.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |         try!(write!(f, "{}:\n", self.name));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/output/asm.rs:39:21
[INFO] [stdout]    |
[INFO] [stdout] 39 |                     try!(write!(f, ".{}.{}:\n", self.name, l));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/output/asm.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |             try!(write!(f, "{}\n", instruction));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/ltl/builder.rs:168:48
[INFO] [stdout]     |
[INFO] [stdout] 168 |                 let src_op  = self.lookup(src);;
[INFO] [stdout]     |                                                ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cnd_cmp`
[INFO] [stdout]    --> src/rtl/builder.rs:343:8
[INFO] [stdout]     |
[INFO] [stdout] 343 |     fn cnd_cmp(& mut self, op: x64Branch, lhs: tast::Expression, rhs: tast::Expression, exit_false: Label, exit_true: Label) -> Label {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `C_teel` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `c_teel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 39 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/rtl/tree.rs:72:17
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 try!(write!(f, "{} <- call {}(", reg, name));
[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/rtl/tree.rs:75:21
[INFO] [stdout]    |
[INFO] [stdout] 75 |                     try!(write!(f, "{}", arg0));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/rtl/tree.rs:77:25
[INFO] [stdout]    |
[INFO] [stdout] 77 |                         try!(write!(f, ", {}", arg));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:118:13
[INFO] [stdout]     |
[INFO] [stdout] 118 |             try!(write!(f, "  {}: {}\n", l, instruction));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:120:17
[INFO] [stdout]     |
[INFO] [stdout] 120 |                 try!(self.visit(visited, s, f));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:131:9
[INFO] [stdout]     |
[INFO] [stdout] 131 |         try!(write!(f, "{} {}(", self.result, self.name));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:134:13
[INFO] [stdout]     |
[INFO] [stdout] 134 |             try!(write!(f, "{}", formal0));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:136:17
[INFO] [stdout]     |
[INFO] [stdout] 136 |                 try!(write!(f, ", {}", formal));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:139:9
[INFO] [stdout]     |
[INFO] [stdout] 139 |         try!(write!(f, ")\n"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |         try!(write!(f, "  entry  : {}\n", self.entry));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:141:9
[INFO] [stdout]     |
[INFO] [stdout] 141 |         try!(write!(f, "  exit   : {}\n", self.exit));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 142 |         try!(write!(f, "  locals : "));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 145 |             try!(write!(f, "{}", local0));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:147:17
[INFO] [stdout]     |
[INFO] [stdout] 147 |                 try!(write!(f, ", {}", local));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |         try!(write!(f, "\n"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:165:9
[INFO] [stdout]     |
[INFO] [stdout] 165 |         try!(write!(f, "== RTL ==================================================\n"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/rtl/tree.rs:167:13
[INFO] [stdout]     |
[INFO] [stdout] 167 |             try!(write!(f, "{}", self.functions[i]));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ertl/tree.rs:188:13
[INFO] [stdout]     |
[INFO] [stdout] 188 |             try!(write!(f, "    {}: {} {:?}\n", l, instruction, live_info));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ertl/tree.rs:190:17
[INFO] [stdout]     |
[INFO] [stdout] 190 |                 try!(self.visit(visited, s, f));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ertl/tree.rs:201:9
[INFO] [stdout]     |
[INFO] [stdout] 201 |         try!(write!(f, "{}({})\n", self.name, self.formals));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ertl/tree.rs:202:9
[INFO] [stdout]     |
[INFO] [stdout] 202 |         try!(write!(f, "  entry  : {}\n", self.entry));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ertl/tree.rs:217:9
[INFO] [stdout]     |
[INFO] [stdout] 217 |         try!(write!(f, "== ERTL ==================================================\n"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ertl/tree.rs:219:13
[INFO] [stdout]     |
[INFO] [stdout] 219 |             try!(write!(f, "{}", self.functions[i]));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ltl/tree.rs:148:13
[INFO] [stdout]     |
[INFO] [stdout] 148 |             try!(write!(f, "  {}: {}\n", l, instruction));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ltl/tree.rs:150:17
[INFO] [stdout]     |
[INFO] [stdout] 150 |                 try!(self.visit(visited, s, f));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ltl/tree.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 |         try!(write!(f, "{}()\n", self.name));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ltl/tree.rs:162:9
[INFO] [stdout]     |
[INFO] [stdout] 162 |         try!(write!(f, "  entry  : {}\n", self.entry));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ltl/tree.rs:174:9
[INFO] [stdout]     |
[INFO] [stdout] 174 |         try!(write!(f, "== LTL ==================================================\n"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/ltl/tree.rs:176:13
[INFO] [stdout]     |
[INFO] [stdout] 176 |             try!(write!(f, "{}", self.functions[i]));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/output/asm.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |         try!(write!(f,"    .text\n    .globl main\n"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/output/asm.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             try!(write!(f, "{}", func));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/output/asm.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         try!(write!(f,"    .data\n"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/output/asm.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             try!(write!(f, "{}", glob));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/output/asm.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |         try!(write!(f, "{}:\n", self.name));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/output/asm.rs:39:21
[INFO] [stdout]    |
[INFO] [stdout] 39 |                     try!(write!(f, ".{}.{}:\n", self.name, l));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/output/asm.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |             try!(write!(f, "{}\n", instruction));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/ltl/builder.rs:168:48
[INFO] [stdout]     |
[INFO] [stdout] 168 |                 let src_op  = self.lookup(src);;
[INFO] [stdout]     |                                                ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cnd_cmp`
[INFO] [stdout]    --> src/rtl/builder.rs:343:8
[INFO] [stdout]     |
[INFO] [stdout] 343 |     fn cnd_cmp(& mut self, op: x64Branch, lhs: tast::Expression, rhs: tast::Expression, exit_false: Label, exit_true: Label) -> Label {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `C_teel` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `c_teel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 39 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.30s
[INFO] running `Command { std: "docker" "inspect" "efa705728fb221b8e363d3967f0dcf9ffc7b2d6e07ef4aa83bde52ccd42ae8ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efa705728fb221b8e363d3967f0dcf9ffc7b2d6e07ef4aa83bde52ccd42ae8ca", kill_on_drop: false }`
[INFO] [stdout] efa705728fb221b8e363d3967f0dcf9ffc7b2d6e07ef4aa83bde52ccd42ae8ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 60d65978d18370fff82fc66fd91172fc474e8655f4a2adf3491ad910461891f8
[INFO] running `Command { std: "docker" "start" "-a" "60d65978d18370fff82fc66fd91172fc474e8655f4a2adf3491ad910461891f8", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/rtl/tree.rs:72:17
[INFO] [stderr]    |
[INFO] [stderr] 72 |                 try!(write!(f, "{} <- call {}(", reg, name));
[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/rtl/tree.rs:75:21
[INFO] [stderr]    |
[INFO] [stderr] 75 |                     try!(write!(f, "{}", arg0));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/rtl/tree.rs:77:25
[INFO] [stderr]    |
[INFO] [stderr] 77 |                         try!(write!(f, ", {}", arg));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rtl/tree.rs:118:13
[INFO] [stderr]     |
[INFO] [stderr] 118 |             try!(write!(f, "  {}: {}\n", l, instruction));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rtl/tree.rs:120:17
[INFO] [stderr]     |
[INFO] [stderr] 120 |                 try!(self.visit(visited, s, f));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rtl/tree.rs:131:9
[INFO] [stderr]     |
[INFO] [stderr] 131 |         try!(write!(f, "{} {}(", self.result, self.name));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rtl/tree.rs:134:13
[INFO] [stderr]     |
[INFO] [stderr] 134 |             try!(write!(f, "{}", formal0));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rtl/tree.rs:136:17
[INFO] [stderr]     |
[INFO] [stderr] 136 |                 try!(write!(f, ", {}", formal));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rtl/tree.rs:139:9
[INFO] [stderr]     |
[INFO] [stderr] 139 |         try!(write!(f, ")\n"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rtl/tree.rs:140:9
[INFO] [stderr]     |
[INFO] [stderr] 140 |         try!(write!(f, "  entry  : {}\n", self.entry));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rtl/tree.rs:141:9
[INFO] [stderr]     |
[INFO] [stderr] 141 |         try!(write!(f, "  exit   : {}\n", self.exit));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rtl/tree.rs:142:9
[INFO] [stderr]     |
[INFO] [stderr] 142 |         try!(write!(f, "  locals : "));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rtl/tree.rs:145:13
[INFO] [stderr]     |
[INFO] [stderr] 145 |             try!(write!(f, "{}", local0));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rtl/tree.rs:147:17
[INFO] [stderr]     |
[INFO] [stderr] 147 |                 try!(write!(f, ", {}", local));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rtl/tree.rs:150:9
[INFO] [stderr]     |
[INFO] [stderr] 150 |         try!(write!(f, "\n"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rtl/tree.rs:165:9
[INFO] [stderr]     |
[INFO] [stderr] 165 |         try!(write!(f, "== RTL ==================================================\n"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rtl/tree.rs:167:13
[INFO] [stderr]     |
[INFO] [stderr] 167 |             try!(write!(f, "{}", self.functions[i]));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ertl/tree.rs:188:13
[INFO] [stderr]     |
[INFO] [stderr] 188 |             try!(write!(f, "    {}: {} {:?}\n", l, instruction, live_info));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ertl/tree.rs:190:17
[INFO] [stderr]     |
[INFO] [stderr] 190 |                 try!(self.visit(visited, s, f));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ertl/tree.rs:201:9
[INFO] [stderr]     |
[INFO] [stderr] 201 |         try!(write!(f, "{}({})\n", self.name, self.formals));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ertl/tree.rs:202:9
[INFO] [stderr]     |
[INFO] [stderr] 202 |         try!(write!(f, "  entry  : {}\n", self.entry));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ertl/tree.rs:217:9
[INFO] [stderr]     |
[INFO] [stderr] 217 |         try!(write!(f, "== ERTL ==================================================\n"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ertl/tree.rs:219:13
[INFO] [stderr]     |
[INFO] [stderr] 219 |             try!(write!(f, "{}", self.functions[i]));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ltl/tree.rs:148:13
[INFO] [stderr]     |
[INFO] [stderr] 148 |             try!(write!(f, "  {}: {}\n", l, instruction));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ltl/tree.rs:150:17
[INFO] [stderr]     |
[INFO] [stderr] 150 |                 try!(self.visit(visited, s, f));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ltl/tree.rs:161:9
[INFO] [stderr]     |
[INFO] [stderr] 161 |         try!(write!(f, "{}()\n", self.name));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ltl/tree.rs:162:9
[INFO] [stderr]     |
[INFO] [stderr] 162 |         try!(write!(f, "  entry  : {}\n", self.entry));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ltl/tree.rs:174:9
[INFO] [stderr]     |
[INFO] [stderr] 174 |         try!(write!(f, "== LTL ==================================================\n"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ltl/tree.rs:176:13
[INFO] [stderr]     |
[INFO] [stderr] 176 |             try!(write!(f, "{}", self.functions[i]));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/output/asm.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |         try!(write!(f,"    .text\n    .globl main\n"));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/output/asm.rs:17:13
[INFO] [stderr]    |
[INFO] [stderr] 17 |             try!(write!(f, "{}", func));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/output/asm.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |         try!(write!(f,"    .data\n"));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/output/asm.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |             try!(write!(f, "{}", glob));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/output/asm.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |         try!(write!(f, "{}:\n", self.name));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/output/asm.rs:39:21
[INFO] [stderr]    |
[INFO] [stderr] 39 |                     try!(write!(f, ".{}.{}:\n", self.name, l));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/output/asm.rs:42:13
[INFO] [stderr]    |
[INFO] [stderr] 42 |             try!(write!(f, "{}\n", instruction));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/ltl/builder.rs:168:48
[INFO] [stderr]     |
[INFO] [stderr] 168 |                 let src_op  = self.lookup(src);;
[INFO] [stderr]     |                                                ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `cnd_cmp`
[INFO] [stderr]    --> src/rtl/builder.rs:343:8
[INFO] [stderr]     |
[INFO] [stderr] 343 |     fn cnd_cmp(& mut self, op: x64Branch, lhs: tast::Expression, rhs: tast::Expression, exit_false: Label, exit_true: Label) -> Label {
[INFO] [stderr]     |        ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `C_teel` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `c_teel`
[INFO] [stderr] 
[INFO] [stderr] warning: 39 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/rtl/tree.rs:72:17
[INFO] [stderr]    |
[INFO] [stderr] 72 |                 try!(write!(f, "{} <- call {}(", reg, name));
[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/rtl/tree.rs:75:21
[INFO] [stderr]    |
[INFO] [stderr] 75 |                     try!(write!(f, "{}", arg0));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/rtl/tree.rs:77:25
[INFO] [stderr]    |
[INFO] [stderr] 77 |                         try!(write!(f, ", {}", arg));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rtl/tree.rs:118:13
[INFO] [stderr]     |
[INFO] [stderr] 118 |             try!(write!(f, "  {}: {}\n", l, instruction));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rtl/tree.rs:120:17
[INFO] [stderr]     |
[INFO] [stderr] 120 |                 try!(self.visit(visited, s, f));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rtl/tree.rs:131:9
[INFO] [stderr]     |
[INFO] [stderr] 131 |         try!(write!(f, "{} {}(", self.result, self.name));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rtl/tree.rs:134:13
[INFO] [stderr]     |
[INFO] [stderr] 134 |             try!(write!(f, "{}", formal0));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rtl/tree.rs:136:17
[INFO] [stderr]     |
[INFO] [stderr] 136 |                 try!(write!(f, ", {}", formal));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rtl/tree.rs:139:9
[INFO] [stderr]     |
[INFO] [stderr] 139 |         try!(write!(f, ")\n"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rtl/tree.rs:140:9
[INFO] [stderr]     |
[INFO] [stderr] 140 |         try!(write!(f, "  entry  : {}\n", self.entry));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rtl/tree.rs:141:9
[INFO] [stderr]     |
[INFO] [stderr] 141 |         try!(write!(f, "  exit   : {}\n", self.exit));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rtl/tree.rs:142:9
[INFO] [stderr]     |
[INFO] [stderr] 142 |         try!(write!(f, "  locals : "));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rtl/tree.rs:145:13
[INFO] [stderr]     |
[INFO] [stderr] 145 |             try!(write!(f, "{}", local0));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rtl/tree.rs:147:17
[INFO] [stderr]     |
[INFO] [stderr] 147 |                 try!(write!(f, ", {}", local));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rtl/tree.rs:150:9
[INFO] [stderr]     |
[INFO] [stderr] 150 |         try!(write!(f, "\n"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rtl/tree.rs:165:9
[INFO] [stderr]     |
[INFO] [stderr] 165 |         try!(write!(f, "== RTL ==================================================\n"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rtl/tree.rs:167:13
[INFO] [stderr]     |
[INFO] [stderr] 167 |             try!(write!(f, "{}", self.functions[i]));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ertl/tree.rs:188:13
[INFO] [stderr]     |
[INFO] [stderr] 188 |             try!(write!(f, "    {}: {} {:?}\n", l, instruction, live_info));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ertl/tree.rs:190:17
[INFO] [stderr]     |
[INFO] [stderr] 190 |                 try!(self.visit(visited, s, f));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ertl/tree.rs:201:9
[INFO] [stderr]     |
[INFO] [stderr] 201 |         try!(write!(f, "{}({})\n", self.name, self.formals));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ertl/tree.rs:202:9
[INFO] [stderr]     |
[INFO] [stderr] 202 |         try!(write!(f, "  entry  : {}\n", self.entry));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ertl/tree.rs:217:9
[INFO] [stderr]     |
[INFO] [stderr] 217 |         try!(write!(f, "== ERTL ==================================================\n"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ertl/tree.rs:219:13
[INFO] [stderr]     |
[INFO] [stderr] 219 |             try!(write!(f, "{}", self.functions[i]));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ltl/tree.rs:148:13
[INFO] [stderr]     |
[INFO] [stderr] 148 |             try!(write!(f, "  {}: {}\n", l, instruction));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ltl/tree.rs:150:17
[INFO] [stderr]     |
[INFO] [stderr] 150 |                 try!(self.visit(visited, s, f));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ltl/tree.rs:161:9
[INFO] [stderr]     |
[INFO] [stderr] 161 |         try!(write!(f, "{}()\n", self.name));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ltl/tree.rs:162:9
[INFO] [stderr]     |
[INFO] [stderr] 162 |         try!(write!(f, "  entry  : {}\n", self.entry));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ltl/tree.rs:174:9
[INFO] [stderr]     |
[INFO] [stderr] 174 |         try!(write!(f, "== LTL ==================================================\n"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ltl/tree.rs:176:13
[INFO] [stderr]     |
[INFO] [stderr] 176 |             try!(write!(f, "{}", self.functions[i]));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/output/asm.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |         try!(write!(f,"    .text\n    .globl main\n"));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/output/asm.rs:17:13
[INFO] [stderr]    |
[INFO] [stderr] 17 |             try!(write!(f, "{}", func));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/output/asm.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |         try!(write!(f,"    .data\n"));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/output/asm.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |             try!(write!(f, "{}", glob));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/output/asm.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |         try!(write!(f, "{}:\n", self.name));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/output/asm.rs:39:21
[INFO] [stderr]    |
[INFO] [stderr] 39 |                     try!(write!(f, ".{}.{}:\n", self.name, l));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/output/asm.rs:42:13
[INFO] [stderr]    |
[INFO] [stderr] 42 |             try!(write!(f, "{}\n", instruction));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/ltl/builder.rs:168:48
[INFO] [stderr]     |
[INFO] [stderr] 168 |                 let src_op  = self.lookup(src);;
[INFO] [stderr]     |                                                ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `cnd_cmp`
[INFO] [stderr]    --> src/rtl/builder.rs:343:8
[INFO] [stderr]     |
[INFO] [stderr] 343 |     fn cnd_cmp(& mut self, op: x64Branch, lhs: tast::Expression, rhs: tast::Expression, exit_false: Label, exit_true: Label) -> Label {
[INFO] [stderr]     |        ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `C_teel` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `c_teel`
[INFO] [stderr] 
[INFO] [stderr] warning: 39 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/C_teel-2c6090b2032426dc
[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] [stderr]      Running /opt/rustwide/target/debug/deps/c_teel-19754ef9de4f23e1
[INFO] [stderr]    Doc-tests C_teel
[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] [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" "60d65978d18370fff82fc66fd91172fc474e8655f4a2adf3491ad910461891f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60d65978d18370fff82fc66fd91172fc474e8655f4a2adf3491ad910461891f8", kill_on_drop: false }`
[INFO] [stdout] 60d65978d18370fff82fc66fd91172fc474e8655f4a2adf3491ad910461891f8